diff --git a/doc/小米便签泛读报告.docx b/doc/小米便签泛读报告.docx index 02cc4f9..d4bf374 100644 Binary files a/doc/小米便签泛读报告.docx and b/doc/小米便签泛读报告.docx differ diff --git a/src/net/micode/notes/ui/NoteEditActivity.java b/src/net/micode/notes/ui/NoteEditActivity.java index 04f598f..54394f0 100644 --- a/src/net/micode/notes/ui/NoteEditActivity.java +++ b/src/net/micode/notes/ui/NoteEditActivity.java @@ -14,857 +14,990 @@ * limitations under the License. */ - package net.micode.notes.ui; - - import android.app.Activity; - import android.app.AlarmManager; - import android.app.AlertDialog; - import android.app.PendingIntent; - import android.app.SearchManager; - import android.appwidget.AppWidgetManager; - import android.content.ContentUris; - import android.content.Context; - import android.content.DialogInterface; - import android.content.Intent; - import android.content.SharedPreferences; - import android.graphics.Paint; - import android.os.Bundle; - import android.preference.PreferenceManager; - import android.text.Spannable; - import android.text.SpannableString; - import android.text.TextUtils; - import android.text.format.DateUtils; - import android.text.style.BackgroundColorSpan; - import android.util.Log; - import android.view.LayoutInflater; - import android.view.Menu; - import android.view.MenuItem; - import android.view.MotionEvent; - import android.view.View; - import android.view.View.OnClickListener; - import android.view.WindowManager; - import android.widget.CheckBox; - import android.widget.CompoundButton; - import android.widget.CompoundButton.OnCheckedChangeListener; - import android.widget.EditText; - import android.widget.ImageView; - import android.widget.LinearLayout; - import android.widget.TextView; - import android.widget.Toast; - - import net.micode.notes.R; - import net.micode.notes.data.Notes; - import net.micode.notes.data.Notes.TextNote; - import net.micode.notes.model.WorkingNote; - import net.micode.notes.model.WorkingNote.NoteSettingChangedListener; - import net.micode.notes.tool.DataUtils; - import net.micode.notes.tool.ResourceParser; - import net.micode.notes.tool.ResourceParser.TextAppearanceResources; - import net.micode.notes.ui.DateTimePickerDialog.OnDateTimeSetListener; - import net.micode.notes.ui.NoteEditText.OnTextViewChangeListener; - import net.micode.notes.widget.NoteWidgetProvider_2x; - import net.micode.notes.widget.NoteWidgetProvider_4x; - - import java.util.HashMap; - import java.util.HashSet; - import java.util.Map; - import java.util.regex.Matcher; - import java.util.regex.Pattern; - - - public class NoteEditActivity extends Activity implements OnClickListener, - NoteSettingChangedListener, OnTextViewChangeListener { - private class HeadViewHolder { - public TextView tvModified; - - public ImageView ivAlertIcon; - - public TextView tvAlertDate; - - public ImageView ibSetBgColor; - } - private static final Map sBgSelectorBtnsMap = new HashMap(); - static { - sBgSelectorBtnsMap.put(R.id.iv_bg_yellow, ResourceParser.YELLOW); - sBgSelectorBtnsMap.put(R.id.iv_bg_red, ResourceParser.RED); - sBgSelectorBtnsMap.put(R.id.iv_bg_blue, ResourceParser.BLUE); - sBgSelectorBtnsMap.put(R.id.iv_bg_green, ResourceParser.GREEN); - sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE); - } - - private static final Map sBgSelectorSelectionMap = new HashMap(); - static { - sBgSelectorSelectionMap.put(ResourceParser.YELLOW, R.id.iv_bg_yellow_select); - sBgSelectorSelectionMap.put(ResourceParser.RED, R.id.iv_bg_red_select); - sBgSelectorSelectionMap.put(ResourceParser.BLUE, R.id.iv_bg_blue_select); - sBgSelectorSelectionMap.put(ResourceParser.GREEN, R.id.iv_bg_green_select); - sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select); - } - - private static final Map sFontSizeBtnsMap = new HashMap(); - static { - sFontSizeBtnsMap.put(R.id.ll_font_large, ResourceParser.TEXT_LARGE); - sFontSizeBtnsMap.put(R.id.ll_font_small, ResourceParser.TEXT_SMALL); - sFontSizeBtnsMap.put(R.id.ll_font_normal, ResourceParser.TEXT_MEDIUM); - sFontSizeBtnsMap.put(R.id.ll_font_super, ResourceParser.TEXT_SUPER); - } - - private static final Map sFontSelectorSelectionMap = new HashMap(); - static { - sFontSelectorSelectionMap.put(ResourceParser.TEXT_LARGE, R.id.iv_large_select); - sFontSelectorSelectionMap.put(ResourceParser.TEXT_SMALL, R.id.iv_small_select); - sFontSelectorSelectionMap.put(ResourceParser.TEXT_MEDIUM, R.id.iv_medium_select); - sFontSelectorSelectionMap.put(ResourceParser.TEXT_SUPER, R.id.iv_super_select); - } - - private static final String TAG = "NoteEditActivity"; - - private HeadViewHolder mNoteHeaderHolder; - - private View mHeadViewPanel; - - private View mNoteBgColorSelector; - - private View mFontSizeSelector; - - private EditText mNoteEditor; - - private View mNoteEditorPanel; - - public WorkingNote mWorkingNote; - - private SharedPreferences mSharedPrefs; - - private int mFontSizeId; - - private static final String PREFERENCE_FONT_SIZE = "pref_font_size"; - - private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10; - - public static final String TAG_CHECKED = String.valueOf('\u221A'); - public static final String TAG_UNCHECKED = String.valueOf('\u25A1'); - - private LinearLayout mEditTextList; - - private String mUserQuery; - private Pattern mPattern; - - @Override - protected void onCreate(Bundle savedInstanceState) { - super.onCreate(savedInstanceState); - this.setContentView(R.layout.note_edit); - - if (savedInstanceState == null && !initActivityState(getIntent())) { - finish(); - return; - } - initResources(); - } - - /** - * Current activity may be killed when the memory is low. Once it is killed, for another time - * user load this activity, we should restore the former state - */ - @Override - protected void onRestoreInstanceState(Bundle savedInstanceState) { - super.onRestoreInstanceState(savedInstanceState); - if (savedInstanceState != null && savedInstanceState.containsKey(Intent.EXTRA_UID)) { - Intent intent = new Intent(Intent.ACTION_VIEW); - intent.putExtra(Intent.EXTRA_UID, savedInstanceState.getLong(Intent.EXTRA_UID)); - if (!initActivityState(intent)) { - finish(); - return; - } - Log.d(TAG, "Restoring from killed activity"); - } - } - - private boolean initActivityState(Intent intent) { - /** - * If the user specified the {@link Intent#ACTION_VIEW} but not provided with id, - * then jump to the NotesListActivity - */ - mWorkingNote = null; - if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) { - long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0); - mUserQuery = ""; - /** - * Starting from the searched result - */ - if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) { - noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY)); - mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY); - } - if (!DataUtils.visibleInNoteDatabase(getContentResolver(), noteId, Notes.TYPE_NOTE)) { - Intent jump = new Intent(this, NotesListActivity.class); - startActivity(jump); - showToast(R.string.error_note_not_exist); - finish(); - return false; - } - else { - mWorkingNote = WorkingNote.load(this, noteId); - if (mWorkingNote == null) { - Log.e(TAG, "load note failed with note id" + noteId); - finish(); - return false; - } - } - getWindow().setSoftInputMode( - WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN - | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE); - } else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) { - long folderId = intent.getLongExtra(Notes.INTENT_EXTRA_FOLDER_ID, 0); - int widgetId = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_ID, - AppWidgetManager.INVALID_APPWIDGET_ID); - int widgetType = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, - Notes.TYPE_WIDGET_INVALIDE); - int bgResId = intent.getIntExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, - ResourceParser.getDefaultBgId(this)); - // Parse call-record note - String phoneNumber = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER); - long callDate = intent.getLongExtra(Notes.INTENT_EXTRA_CALL_DATE, 0); - if (callDate != 0 && phoneNumber != null) { - if (TextUtils.isEmpty(phoneNumber)) { - Log.w(TAG, "The call record number is null"); - } - long noteId = 0; - if ((noteId = DataUtils.getNoteIdByPhoneNumberAndCallDate(getContentResolver(), - phoneNumber, callDate)) > 0) { - mWorkingNote = WorkingNote.load(this, noteId); - if (mWorkingNote == null) { - Log.e(TAG, "load call note failed with note id" + noteId); - finish(); - return false; - } - - } else { - mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, - widgetType, bgResId); - mWorkingNote.convertToCallNote(phoneNumber, callDate); - } - } else { - mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType, - bgResId); - } - - getWindow().setSoftInputMode( - WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE - | WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE); - } else { - Log.e(TAG, "Intent not specified action, should not support"); - finish(); - return false; - } - mWorkingNote.setOnSettingStatusChangedListener(this); - return true; - } - - @Override - protected void onResume() { - super.onResume(); - initNoteScreen(); - } - - private void initNoteScreen() { - mNoteEditor.setTextAppearance(this, TextAppearanceResources - .getTexAppearanceResource(mFontSizeId)); - if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { - switchToListMode(mWorkingNote.getContent()); - } else { - mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery)); - mNoteEditor.setSelection(mNoteEditor.getText().length()); - } - for (Integer id : sBgSelectorSelectionMap.keySet()) { - findViewById(sBgSelectorSelectionMap.get(id)).setVisibility(View.GONE); - } - mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId()); - mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId()); - - mNoteHeaderHolder.tvModified.setText(DateUtils.formatDateTime(this, - mWorkingNote.getModifiedDate(), DateUtils.FORMAT_SHOW_DATE - | DateUtils.FORMAT_NUMERIC_DATE | DateUtils.FORMAT_SHOW_TIME - | DateUtils.FORMAT_SHOW_YEAR)); - - /** - * TODO: Add the menu for setting alert. Currently disable it because the DateTimePicker - * is not ready - */ - showAlertHeader(); - } - private void showAlertHeader() { - if (mWorkingNote.hasClockAlert()) { - long time = System.currentTimeMillis(); - if (time > mWorkingNote.getAlertDate()) { - mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired); - } - else { - mNoteHeaderHolder.tvAlertDate.setText(DateUtils.getRelativeTimeSpanString( - mWorkingNote.getAlertDate(), time, DateUtils.MINUTE_IN_MILLIS)); - } - mNoteHeaderHolder.tvAlertDate.setVisibility(View.VISIBLE); - mNoteHeaderHolder.ivAlertIcon.setVisibility(View.VISIBLE); - } else { - mNoteHeaderHolder.tvAlertDate.setVisibility(View.GONE); - mNoteHeaderHolder.ivAlertIcon.setVisibility(View.GONE); - }; - } - - @Override - protected void onNewIntent(Intent intent) { - super.onNewIntent(intent); - initActivityState(intent); - } - - @Override - protected void onSaveInstanceState(Bundle outState) { - super.onSaveInstanceState(outState); - /** - * For new note without note id, we should firstly save it to - * generate a id. If the editing note is not worth saving, there - * is no id which is equivalent to create new note - */ - if (!mWorkingNote.existInDatabase()) { - saveNote(); - } - outState.putLong(Intent.EXTRA_UID, mWorkingNote.getNoteId()); - Log.d(TAG, "Save working note id: " + mWorkingNote.getNoteId() + " onSaveInstanceState"); - } - - @Override - public boolean dispatchTouchEvent(MotionEvent ev) { - if (mNoteBgColorSelector.getVisibility() == View.VISIBLE - && !inRangeOfView(mNoteBgColorSelector, ev)) { - mNoteBgColorSelector.setVisibility(View.GONE); - return true; - } - - if (mFontSizeSelector.getVisibility() == View.VISIBLE - && !inRangeOfView(mFontSizeSelector, ev)) { - mFontSizeSelector.setVisibility(View.GONE); - return true; - } - return super.dispatchTouchEvent(ev); - } - private boolean inRangeOfView(View view, MotionEvent ev) { - int []location = new int[2]; - view.getLocationOnScreen(location); - int x = location[0]; - int y = location[1]; - if (ev.getX() < x - || ev.getX() > (x + view.getWidth()) - || ev.getY() < y - || ev.getY() > (y + view.getHeight())) - { - return false; - } - return true; - } - - private void initResources() { - mHeadViewPanel = findViewById(R.id.note_title); - mNoteHeaderHolder = new HeadViewHolder(); - mNoteHeaderHolder.tvModified = (TextView) findViewById(R.id.tv_modified_date); - mNoteHeaderHolder.ivAlertIcon = (ImageView) findViewById(R.id.iv_alert_icon); - mNoteHeaderHolder.tvAlertDate = (TextView) findViewById(R.id.tv_alert_date); - mNoteHeaderHolder.ibSetBgColor = (ImageView) findViewById(R.id.btn_set_bg_color); - mNoteHeaderHolder.ibSetBgColor.setOnClickListener(this); - mNoteEditor = (EditText) findViewById(R.id.note_edit_view); - mNoteEditorPanel = findViewById(R.id.sv_note_edit); - mNoteBgColorSelector = findViewById(R.id.note_bg_color_selector); - for (int id : sBgSelectorBtnsMap.keySet()) { - ImageView iv = (ImageView) findViewById(id); - iv.setOnClickListener(this); - } - - mFontSizeSelector = findViewById(R.id.font_size_selector); - for (int id : sFontSizeBtnsMap.keySet()) { - View view = findViewById(id); - view.setOnClickListener(this); - }; - mSharedPrefs = PreferenceManager.getDefaultSharedPreferences(this); - mFontSizeId = mSharedPrefs.getInt(PREFERENCE_FONT_SIZE, ResourceParser.BG_DEFAULT_FONT_SIZE); - /** - * HACKME: Fix bug of store the resource id in shared preference. - * The id may larger than the length of resources, in this case, - * return the {@link ResourceParser#BG_DEFAULT_FONT_SIZE} - */ - if(mFontSizeId >= TextAppearanceResources.getResourcesSize()) { - mFontSizeId = ResourceParser.BG_DEFAULT_FONT_SIZE; - } - mEditTextList = (LinearLayout) findViewById(R.id.note_edit_list); - } - - @Override - protected void onPause() { - super.onPause(); - if(saveNote()) { - Log.d(TAG, "Note data was saved with length:" + mWorkingNote.getContent().length()); - } - clearSettingState(); - } - private void updateWidget() { - Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); - if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_2X) { - intent.setClass(this, NoteWidgetProvider_2x.class); - } else if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_4X) { - intent.setClass(this, NoteWidgetProvider_4x.class); - } else { - Log.e(TAG, "Unspported widget type"); - return; - } - - intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] { - mWorkingNote.getWidgetId() - }); - - sendBroadcast(intent); - setResult(RESULT_OK, intent); - } - - public void onClick(View v) { - int id = v.getId(); - if (id == R.id.btn_set_bg_color) { - mNoteBgColorSelector.setVisibility(View.VISIBLE); - findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( - - View.VISIBLE); - } else if (sBgSelectorBtnsMap.containsKey(id)) { - findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( - View.GONE); - mWorkingNote.setBgColorId(sBgSelectorBtnsMap.get(id)); - mNoteBgColorSelector.setVisibility(View.GONE); - } else if (sFontSizeBtnsMap.containsKey(id)) { - findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.GONE); - mFontSizeId = sFontSizeBtnsMap.get(id); - mSharedPrefs.edit().putInt(PREFERENCE_FONT_SIZE, mFontSizeId).commit(); - findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE); - if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { - getWorkingText(); - switchToListMode(mWorkingNote.getContent()); - } else { - mNoteEditor.setTextAppearance(this, - TextAppearanceResources.getTexAppearanceResource(mFontSizeId)); - } - mFontSizeSelector.setVisibility(View.GONE); - } - } - - @Override - public void onBackPressed() { - if(clearSettingState()) { - return; - } - - saveNote(); - super.onBackPressed(); - } - - private boolean clearSettingState() { - if (mNoteBgColorSelector.getVisibility() == View.VISIBLE) { - mNoteBgColorSelector.setVisibility(View.GONE); - return true; - } else if (mFontSizeSelector.getVisibility() == View.VISIBLE) { - mFontSizeSelector.setVisibility(View.GONE); - return true; - } - return false; - } - - public void onBackgroundColorChanged() { - findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( - View.VISIBLE); - mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId()); - mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId()); - } - - @Override - public boolean onPrepareOptionsMenu(Menu menu) { - if (isFinishing()) { - return true; - } - clearSettingState(); - menu.clear(); - if (mWorkingNote.getFolderId() == Notes.ID_CALL_RECORD_FOLDER) { - getMenuInflater().inflate(R.menu.call_note_edit, menu); - } else { - getMenuInflater().inflate(R.menu.note_edit, menu); - } - if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { - menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_normal_mode); - } else { - menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_list_mode); - } - if (mWorkingNote.hasClockAlert()) { - menu.findItem(R.id.menu_alert).setVisible(false); - } else { - menu.findItem(R.id.menu_delete_remind).setVisible(false); - } - return true; - } - - @Override - public boolean onOptionsItemSelected(MenuItem item) { - switch (item.getItemId()) { - case R.id.menu_new_note: - createNewNote(); - break; - case R.id.menu_delete: - AlertDialog.Builder builder = new AlertDialog.Builder(this); - builder.setTitle(getString(R.string.alert_title_delete)); - builder.setIcon(android.R.drawable.ic_dialog_alert); - builder.setMessage(getString(R.string.alert_message_delete_note)); - builder.setPositiveButton(android.R.string.ok, - new DialogInterface.OnClickListener() { - public void onClick(DialogInterface dialog, int which) { - deleteCurrentNote(); - finish(); - } - }); - builder.setNegativeButton(android.R.string.cancel, null); - builder.show(); - break; - case R.id.menu_font_size: - mFontSizeSelector.setVisibility(View.VISIBLE); - findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE); - break; - case R.id.menu_list_mode: - mWorkingNote.setCheckListMode(mWorkingNote.getCheckListMode() == 0 ? - TextNote.MODE_CHECK_LIST : 0); - break; - case R.id.menu_share: - getWorkingText(); - sendTo(this, mWorkingNote.getContent()); - break; - case R.id.menu_send_to_desktop: - sendToDesktop(); - break; - case R.id.menu_alert: - setReminder(); - break; - case R.id.menu_delete_remind: - mWorkingNote.setAlertDate(0, false); - break; - default: - break; - } - return true; - } - - private void setReminder() { - DateTimePickerDialog d = new DateTimePickerDialog(this, System.currentTimeMillis()); - d.setOnDateTimeSetListener(new OnDateTimeSetListener() { - public void OnDateTimeSet(AlertDialog dialog, long date) { - mWorkingNote.setAlertDate(date , true); - } - }); - d.show(); - } - - /** - * Share note to apps that support {@link Intent#ACTION_SEND} action - * and {@text/plain} type - */ - private void sendTo(Context context, String info) { - Intent intent = new Intent(Intent.ACTION_SEND); - intent.putExtra(Intent.EXTRA_TEXT, info); - intent.setType("text/plain"); - context.startActivity(intent); - } - - private void createNewNote() { - // Firstly, save current editing notes - saveNote(); - - // For safety, start a new NoteEditActivity - finish(); - Intent intent = new Intent(this, NoteEditActivity.class); - intent.setAction(Intent.ACTION_INSERT_OR_EDIT); - intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mWorkingNote.getFolderId()); - startActivity(intent); - } - - private void deleteCurrentNote() { - if (mWorkingNote.existInDatabase()) { - HashSet ids = new HashSet(); - long id = mWorkingNote.getNoteId(); - if (id != Notes.ID_ROOT_FOLDER) { - ids.add(id); - } else { - Log.d(TAG, "Wrong note id, should not happen"); - } - if (!isSyncMode()) { - if (!DataUtils.batchDeleteNotes(getContentResolver(), ids)) { - Log.e(TAG, "Delete Note error"); - } - } else { - if (!DataUtils.batchMoveToFolder(getContentResolver(), ids, Notes.ID_TRASH_FOLER)) { - Log.e(TAG, "Move notes to trash folder error, should not happens"); - } - } - } - mWorkingNote.markDeleted(true); - } - - private boolean isSyncMode() { - return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0; - } - - public void onClockAlertChanged(long date, boolean set) { - /** - * User could set clock to an unsaved note, so before setting the - * alert clock, we should save the note first - */ - if (!mWorkingNote.existInDatabase()) { - saveNote(); - } - if (mWorkingNote.getNoteId() > 0) { - Intent intent = new Intent(this, AlarmReceiver.class); - intent.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mWorkingNote.getNoteId())); - PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0); - AlarmManager alarmManager = ((AlarmManager) getSystemService(ALARM_SERVICE)); - showAlertHeader(); - if(!set) { - alarmManager.cancel(pendingIntent); - } else { - alarmManager.set(AlarmManager.RTC_WAKEUP, date, pendingIntent); - } - } else { - /** - * There is the condition that user has input nothing (the note is - * not worthy saving), we have no note id, remind the user that he - * should input something - */ - Log.e(TAG, "Clock alert setting error"); - showToast(R.string.error_note_empty_for_clock); - } - } - - - public void onWidgetChanged() { - updateWidget(); - } - - public void onEditTextDelete(int index, String text) { - int childCount = mEditTextList.getChildCount(); - if (childCount == 1) { - return; - } - for (int i = index + 1; i < childCount; i++) { - ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) - .setIndex(i - 1); - } - - mEditTextList.removeViewAt(index); - NoteEditText edit = null; - if(index == 0) { - edit = (NoteEditText) mEditTextList.getChildAt(0).findViewById( - R.id.et_edit_text); - } else { - edit = (NoteEditText) mEditTextList.getChildAt(index - 1).findViewById( - R.id.et_edit_text); - } - int length = edit.length(); - edit.append(text); - edit.requestFocus(); - edit.setSelection(length); - } - - public void onEditTextEnter(int index, String text) { - /** - * Should not happen, check for debug - */ - if(index > mEditTextList.getChildCount()) { - Log.e(TAG, "Index out of mEditTextList boundrary, should not happen"); - } - - View view = getListItem(text, index); - mEditTextList.addView(view, index); - NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); - edit.requestFocus(); - edit.setSelection(0); - for (int i = index + 1; i < mEditTextList.getChildCount(); i++) { - ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) - .setIndex(i); - } - } - - private void switchToListMode(String text) { - mEditTextList.removeAllViews(); - String[] items = text.split("\n"); - int index = 0; - for (String item : items) { - if(!TextUtils.isEmpty(item)) { - mEditTextList.addView(getListItem(item, index)); - index++; - } - } - mEditTextList.addView(getListItem("", index)); - mEditTextList.getChildAt(index).findViewById(R.id.et_edit_text).requestFocus(); - - mNoteEditor.setVisibility(View.GONE); - mEditTextList.setVisibility(View.VISIBLE); - } - private Spannable getHighlightQueryResult(String fullText, String userQuery) { - SpannableString spannable = new SpannableString(fullText == null ? "" : fullText); - if (!TextUtils.isEmpty(userQuery)) { - mPattern = Pattern.compile(userQuery); - Matcher m = mPattern.matcher(fullText); - int start = 0; - while (m.find(start)) { - spannable.setSpan( - new BackgroundColorSpan(this.getResources().getColor( - R.color.user_query_highlight)), m.start(), m.end(), - Spannable.SPAN_INCLUSIVE_EXCLUSIVE); - start = m.end(); - } - } - return spannable; - } - - private View getListItem(String item, int index) { - View view = LayoutInflater.from(this).inflate(R.layout.note_edit_list_item, null); - final NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); - edit.setTextAppearance(this, TextAppearanceResources.getTexAppearanceResource(mFontSizeId)); - CheckBox cb = ((CheckBox) view.findViewById(R.id.cb_edit_item)); - cb.setOnCheckedChangeListener(new OnCheckedChangeListener() { - public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { - if (isChecked) { - edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG); - } else { - edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); - } - } - }); - - if (item.startsWith(TAG_CHECKED)) { - cb.setChecked(true); - edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG); - item = item.substring(TAG_CHECKED.length(), item.length()).trim(); - } else if (item.startsWith(TAG_UNCHECKED)) { - cb.setChecked(false); - edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); - item = item.substring(TAG_UNCHECKED.length(), item.length()).trim(); - } - - edit.setOnTextViewChangeListener(this); - edit.setIndex(index); - edit.setText(getHighlightQueryResult(item, mUserQuery)); - return view; - } - - - public void onTextChange(int index, boolean hasText) { - if (index >= mEditTextList.getChildCount()) { - Log.e(TAG, "Wrong index, should not happen"); - return; - } - if(hasText) { - mEditTextList.getChildAt(index).findViewById(R.id.cb_edit_item).setVisibility(View.VISIBLE); - } else { - mEditTextList.getChildAt(index).findViewById(R.id.cb_edit_item).setVisibility(View.GONE); - } - } - - public void onCheckListModeChanged(int oldMode, int newMode) { - if (newMode == TextNote.MODE_CHECK_LIST) { - switchToListMode(mNoteEditor.getText().toString()); - } else { - if (!getWorkingText()) { - mWorkingNote.setWorkingText(mWorkingNote.getContent().replace(TAG_UNCHECKED + " ", - "")); - } - mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery)); - mEditTextList.setVisibility(View.GONE); - mNoteEditor.setVisibility(View.VISIBLE); - } - } - - private boolean getWorkingText() { - boolean hasChecked = false; - if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { - StringBuilder sb = new StringBuilder(); - for (int i = 0; i < mEditTextList.getChildCount(); i++) { - View view = mEditTextList.getChildAt(i); - NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); - if (!TextUtils.isEmpty(edit.getText())) { - if (((CheckBox) view.findViewById(R.id.cb_edit_item)).isChecked()) { - sb.append(TAG_CHECKED).append(" ").append(edit.getText()).append("\n"); - hasChecked = true; - } else { - sb.append(TAG_UNCHECKED).append(" ").append(edit.getText()).append("\n"); - } - } - } - mWorkingNote.setWorkingText(sb.toString()); - } else { - mWorkingNote.setWorkingText(mNoteEditor.getText().toString()); - } - return hasChecked; - } - - private boolean saveNote() { - getWorkingText(); - boolean saved = mWorkingNote.saveNote(); - if (saved) { - /** - * There are two modes from List view to edit view, open one note, - * create/edit a node. Opening node requires to the original - * position in the list when back from edit view, while creating a - * new node requires to the top of the list. This code - * {@link #RESULT_OK} is used to identify the create/edit state - */ - setResult(RESULT_OK); - } - return saved; - } - - private void sendToDesktop() { - /** - * Before send message to home, we should make sure that current - * editing note is exists in databases. So, for new note, firstly - * save it - */ - if (!mWorkingNote.existInDatabase()) { - saveNote(); - } - - if (mWorkingNote.getNoteId() > 0) { - Intent sender = new Intent(); - Intent shortcutIntent = new Intent(this, NoteEditActivity.class); - shortcutIntent.setAction(Intent.ACTION_VIEW); - shortcutIntent.putExtra(Intent.EXTRA_UID, mWorkingNote.getNoteId()); - sender.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent); - sender.putExtra(Intent.EXTRA_SHORTCUT_NAME, - makeShortcutIconTitle(mWorkingNote.getContent())); - sender.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, - Intent.ShortcutIconResource.fromContext(this, R.drawable.icon_app)); - sender.putExtra("duplicate", true); - sender.setAction("com.android.launcher.action.INSTALL_SHORTCUT"); - showToast(R.string.info_note_enter_desktop); - sendBroadcast(sender); - } else { - /** - * There is the condition that user has input nothing (the note is - * not worthy saving), we have no note id, remind the user that he - * should input something - */ - Log.e(TAG, "Send to desktop error"); - showToast(R.string.error_note_empty_for_send_to_desktop); - } - } - - private String makeShortcutIconTitle(String content) { - content = content.replace(TAG_CHECKED, ""); - content = content.replace(TAG_UNCHECKED, ""); - return content.length() > SHORTCUT_ICON_TITLE_MAX_LEN ? content.substring(0, - SHORTCUT_ICON_TITLE_MAX_LEN) : content; - } - - private void showToast(int resId) { - showToast(resId, Toast.LENGTH_SHORT); - } - - private void showToast(int resId, int duration) { - Toast.makeText(this, resId, duration).show(); - } - } \ No newline at end of file +package net.micode.notes.ui; + +import android.app.Activity; +import android.app.AlarmManager; +import android.app.AlertDialog; +import android.app.PendingIntent; +import android.app.SearchManager; +import android.appwidget.AppWidgetManager; +import android.content.ContentUris; +import android.content.Context; +import android.content.DialogInterface; +import android.content.Intent; +import android.content.SharedPreferences; +import android.graphics.Paint; +import android.os.Bundle; +import android.preference.PreferenceManager; +import android.text.Spannable; +import android.text.SpannableString; +import android.text.TextUtils; +import android.text.format.DateUtils; +import android.text.style.BackgroundColorSpan; +import android.util.Log; +import android.view.LayoutInflater; +import android.view.Menu; +import android.view.MenuItem; +import android.view.MotionEvent; +import android.view.View; +import android.view.View.OnClickListener; +import android.view.WindowManager; +import android.widget.CheckBox; +import android.widget.CompoundButton; +import android.widget.CompoundButton.OnCheckedChangeListener; +import android.widget.EditText; +import android.widget.ImageView; +import android.widget.LinearLayout; +import android.widget.TextView; +import android.widget.Toast; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.TextNote; +import net.micode.notes.model.WorkingNote; +import net.micode.notes.model.WorkingNote.NoteSettingChangedListener; +import net.micode.notes.tool.DataUtils; +import net.micode.notes.tool.ResourceParser; +import net.micode.notes.tool.ResourceParser.TextAppearanceResources; +import net.micode.notes.ui.DateTimePickerDialog.OnDateTimeSetListener; +import net.micode.notes.ui.NoteEditText.OnTextViewChangeListener; +import net.micode.notes.widget.NoteWidgetProvider_2x; +import net.micode.notes.widget.NoteWidgetProvider_4x; + +import java.util.HashMap; +import java.util.HashSet; +import java.util.Map; +import java.util.regex.Matcher; +import java.util.regex.Pattern; + + +public class NoteEditActivity extends Activity implements OnClickListener, + NoteSettingChangedListener, OnTextViewChangeListener { + //该类主要针对标签编辑 + //继承了系统内部和监听有关的类 + private class HeadViewHolder { + public TextView tvModified; + + public ImageView ivAlertIcon; + + public TextView tvAlertDate; + + public ImageView ibSetBgColor; + } + + private static final Map sBgSelectorBtnsMap = new HashMap(); + static { + //使用Map实现数据存储 + sBgSelectorBtnsMap.put(R.id.iv_bg_yellow, ResourceParser.YELLOW); + sBgSelectorBtnsMap.put(R.id.iv_bg_red, ResourceParser.RED); + sBgSelectorBtnsMap.put(R.id.iv_bg_blue, ResourceParser.BLUE); + sBgSelectorBtnsMap.put(R.id.iv_bg_green, ResourceParser.GREEN); + sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE); + //put函数把指定值和指定键相连 + } + + private static final Map sBgSelectorSelectionMap = new HashMap(); + static { + sBgSelectorSelectionMap.put(ResourceParser.YELLOW, R.id.iv_bg_yellow_select); + sBgSelectorSelectionMap.put(ResourceParser.RED, R.id.iv_bg_red_select); + sBgSelectorSelectionMap.put(ResourceParser.BLUE, R.id.iv_bg_blue_select); + sBgSelectorSelectionMap.put(ResourceParser.GREEN, R.id.iv_bg_green_select); + sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select); + } + + private static final Map sFontSizeBtnsMap = new HashMap(); + static { + sFontSizeBtnsMap.put(R.id.ll_font_large, ResourceParser.TEXT_LARGE); + sFontSizeBtnsMap.put(R.id.ll_font_small, ResourceParser.TEXT_SMALL); + sFontSizeBtnsMap.put(R.id.ll_font_normal, ResourceParser.TEXT_MEDIUM); + sFontSizeBtnsMap.put(R.id.ll_font_super, ResourceParser.TEXT_SUPER); + } + + private static final Map sFontSelectorSelectionMap = new HashMap(); + static { + sFontSelectorSelectionMap.put(ResourceParser.TEXT_LARGE, R.id.iv_large_select); + sFontSelectorSelectionMap.put(ResourceParser.TEXT_SMALL, R.id.iv_small_select); + sFontSelectorSelectionMap.put(ResourceParser.TEXT_MEDIUM, R.id.iv_medium_select); + sFontSelectorSelectionMap.put(ResourceParser.TEXT_SUPER, R.id.iv_super_select); + } + + private static final String TAG = "NoteEditActivity"; + + private HeadViewHolder mNoteHeaderHolder; + + private View mHeadViewPanel; + //私有化界面操作mHeadViewPanel（对表头的操作） + + private View mNoteBgColorSelector; + //私有化界面操作mNoteBgColorSelector（对背景颜色的操作） + + private View mFontSizeSelector; + //私有化界面操作mFontSizeSelector（对标签字体的操作） + + private EditText mNoteEditor; + + private View mNoteEditorPanel; + //私有化界面操作mNoteEditorPanel（文本编辑的控制板） + + private WorkingNote mWorkingNote; + //初始化模板WorkingNote + + private SharedPreferences mSharedPrefs; + //私有化SharedPreferences的数据存储方式 + //它的本质是基于XML文件存储key-value键值对数据 + private int mFontSizeId; + //用于操作字体的大小 + + private static final String PREFERENCE_FONT_SIZE = "pref_font_size"; + + private static final int SHORTCUT_ICON_TITLE_MAX_LEN = 10; + + public static final String TAG_CHECKED = String.valueOf('\u221A'); + public static final String TAG_UNCHECKED = String.valueOf('\u25A1'); + + private LinearLayout mEditTextList; + //线性布局 + + private String mUserQuery; + private Pattern mPattern; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + this.setContentView(R.layout.note_edit); + //访问数据库 + if (savedInstanceState == null && !initActivityState(getIntent())) { + finish(); + return; + } + initResources(); + } + + /** + * Current activity may be killed when the memory is low. Once it is killed, for another time + * user load this activity, we should restore the former state + */ + @Override + protected void onRestoreInstanceState(Bundle savedInstanceState) { + super.onRestoreInstanceState(savedInstanceState); + if (savedInstanceState != null && savedInstanceState.containsKey(Intent.EXTRA_UID)) { + Intent intent = new Intent(Intent.ACTION_VIEW); + intent.putExtra(Intent.EXTRA_UID, savedInstanceState.getLong(Intent.EXTRA_UID)); + if (!initActivityState(intent)) { + finish(); + return; + } + Log.d(TAG, "Restoring from killed activity"); + }//为防止内存不足时程序的终止，在此处保存现场 + } + + private boolean initActivityState(Intent intent) { + /** + * If the user specified the {@link Intent#ACTION_VIEW} but not provided with id, + * then jump to the NotesListActivity + */ + mWorkingNote = null; + if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) { + long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0); + mUserQuery = ""; + //如果用户实例化标签时，系统并未给出标签ID + /** + * Starting from the searched result + */ + //根据键值查找ID + if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) { + noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY)); + mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY); + } + //如果ID在数据库中未找到 + if (!DataUtils.visibleInNoteDatabase(getContentResolver(), noteId, Notes.TYPE_NOTE)) { + Intent jump = new Intent(this, NotesListActivity.class); + startActivity(jump);//程序将跳转到上面声明的Intent jump + showToast(R.string.error_note_not_exist); + finish(); + return false; + } //如果ID在数据库中找到 + else { + mWorkingNote = WorkingNote.load(this, noteId); + if (mWorkingNote == null) { + Log.e(TAG, "load note failed with note id" + noteId);//打印出红色的错误信息 + finish(); + return false; + } + } + //setSoftInputMode软键盘输入模式 + getWindow().setSoftInputMode( + WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN + | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE); + } else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) { + // New note + // intent.getAction() + // 大多用于broadcast时给intent设置一个action + // 用户可以通过receive intent，通过getAction得到的字符串，来决定操作 + long folderId = intent.getLongExtra(Notes.INTENT_EXTRA_FOLDER_ID, 0); + int widgetId = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_ID, + AppWidgetManager.INVALID_APPWIDGET_ID); + int widgetType = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, + Notes.TYPE_WIDGET_INVALIDE); + int bgResId = intent.getIntExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, + ResourceParser.getDefaultBgId(this)); + + // intent.getInt（Long、String）Extra是对各变量的语法分析 + // Parse call-record note + String phoneNumber = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER); + long callDate = intent.getLongExtra(Notes.INTENT_EXTRA_CALL_DATE, 0); + if (callDate != 0 && phoneNumber != null) { + if (TextUtils.isEmpty(phoneNumber)) { + Log.w(TAG, "The call record number is null"); + } + long noteId = 0; + if ((noteId = DataUtils.getNoteIdByPhoneNumberAndCallDate(getContentResolver(), + phoneNumber, callDate)) > 0) { + mWorkingNote = WorkingNote.load(this, noteId); + if (mWorkingNote == null) { + Log.e(TAG, "load call note failed with note id" + noteId); + finish(); + return false; + } + } //将电话号码与手机的号码簿相关 + else { + mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, + widgetType, bgResId); + mWorkingNote.convertToCallNote(phoneNumber, callDate); + } + } + else { + mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType, + bgResId); + }//创建一个新的WorkingNote + + getWindow().setSoftInputMode( + WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE + | WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE); + } else { + Log.e(TAG, "Intent not specified action, should not support"); + finish(); + return false; + } + mWorkingNote.setOnSettingStatusChangedListener(this); + return true; + } + + @Override + protected void onResume() { + super.onResume(); + initNoteScreen(); + } + + private void initNoteScreen() { + //界面初始化 + mNoteEditor.setTextAppearance(this, TextAppearanceResources + .getTexAppearanceResource(mFontSizeId)); + //设置外观 + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + switchToListMode(mWorkingNote.getContent()); + } else { + mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery)); + mNoteEditor.setSelection(mNoteEditor.getText().length()); + } + for (Integer id : sBgSelectorSelectionMap.keySet()) { + findViewById(sBgSelectorSelectionMap.get(id)).setVisibility(View.GONE); + } + mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId()); + mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId()); + + mNoteHeaderHolder.tvModified.setText(DateUtils.formatDateTime(this, + mWorkingNote.getModifiedDate(), DateUtils.FORMAT_SHOW_DATE + | DateUtils.FORMAT_NUMERIC_DATE | DateUtils.FORMAT_SHOW_TIME + | DateUtils.FORMAT_SHOW_YEAR)); + + /** + * TODO: Add the menu for setting alert. Currently disable it because the DateTimePicker + * is not ready + */ + showAlertHeader(); + } + //设置闹钟的显示 + private void showAlertHeader() { + if (mWorkingNote.hasClockAlert()) { + long time = System.currentTimeMillis(); + if (time > mWorkingNote.getAlertDate()) { //如果系统时间大于闹钟设置时间，闹钟失效 + mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired); + } else { + mNoteHeaderHolder.tvAlertDate.setText(DateUtils.getRelativeTimeSpanString( + mWorkingNote.getAlertDate(), time, DateUtils.MINUTE_IN_MILLIS)); + } + mNoteHeaderHolder.tvAlertDate.setVisibility(View.VISIBLE); + mNoteHeaderHolder.ivAlertIcon.setVisibility(View.VISIBLE);//显示闹钟开启的图标 + } else { + mNoteHeaderHolder.tvAlertDate.setVisibility(View.GONE); + mNoteHeaderHolder.ivAlertIcon.setVisibility(View.GONE); + }; + } + + @Override + protected void onNewIntent(Intent intent) { + super.onNewIntent(intent); + initActivityState(intent); + } + + @Override + protected void onSaveInstanceState(Bundle outState) { + super.onSaveInstanceState(outState); + /** + * For new note without note id, we should firstly save it to + * generate a id. If the editing note is not worth saving, there + * is no id which is equivalent to create new note + */ + //在创建新的标签时，先在数据库中匹配 + //如果不存在，那么在数据库中存储 + if (!mWorkingNote.existInDatabase()) { + saveNote(); + } + outState.putLong(Intent.EXTRA_UID, mWorkingNote.getNoteId()); + Log.d(TAG, "Save working note id: " + mWorkingNote.getNoteId() + " onSaveInstanceState"); + } + + @Override + //MotionEvent是对屏幕触控的传递机制 + public boolean dispatchTouchEvent(MotionEvent ev) { + if (mNoteBgColorSelector.getVisibility() == View.VISIBLE + && !inRangeOfView(mNoteBgColorSelector, ev)) { + mNoteBgColorSelector.setVisibility(View.GONE); + return true; + }//颜色选择器在屏幕上可见 + + if (mFontSizeSelector.getVisibility() == View.VISIBLE + && !inRangeOfView(mFontSizeSelector, ev)) { + mFontSizeSelector.setVisibility(View.GONE); + return true; + }//字体大小选择器在屏幕上可见 + return super.dispatchTouchEvent(ev); + } + + //对屏幕触控的坐标进行操作 + private boolean inRangeOfView(View view, MotionEvent ev) { + int []location = new int[2]; + view.getLocationOnScreen(location); + int x = location[0]; + int y = location[1]; + if (ev.getX() < x + || ev.getX() > (x + view.getWidth()) + || ev.getY() < y + || ev.getY() > (y + view.getHeight())) {//如果触控的位置超出了给定的范围，返回false + return false; + } + return true; + } + + private void initResources() { + mHeadViewPanel = findViewById(R.id.note_title); + mNoteHeaderHolder = new HeadViewHolder(); + mNoteHeaderHolder.tvModified = (TextView) findViewById(R.id.tv_modified_date); + mNoteHeaderHolder.ivAlertIcon = (ImageView) findViewById(R.id.iv_alert_icon); + mNoteHeaderHolder.tvAlertDate = (TextView) findViewById(R.id.tv_alert_date); + mNoteHeaderHolder.ibSetBgColor = (ImageView) findViewById(R.id.btn_set_bg_color); + mNoteHeaderHolder.ibSetBgColor.setOnClickListener(this); + mNoteEditor = (EditText) findViewById(R.id.note_edit_view); + mNoteEditorPanel = findViewById(R.id.sv_note_edit); + mNoteBgColorSelector = findViewById(R.id.note_bg_color_selector); + for (int id : sBgSelectorBtnsMap.keySet()) { + ImageView iv = (ImageView) findViewById(id); + iv.setOnClickListener(this); + }//初始化标签属性内容 + + mFontSizeSelector = findViewById(R.id.font_size_selector); + for (int id : sFontSizeBtnsMap.keySet()) { + View view = findViewById(id); + view.setOnClickListener(this); + };//选择字体大小 + mSharedPrefs = PreferenceManager.getDefaultSharedPreferences(this); + mFontSizeId = mSharedPrefs.getInt(PREFERENCE_FONT_SIZE, ResourceParser.BG_DEFAULT_FONT_SIZE); + /** + * HACKME: Fix bug of store the resource id in shared preference. + * The id may larger than the length of resources, in this case, + * return the {@link ResourceParser#BG_DEFAULT_FONT_SIZE} + */ + if(mFontSizeId >= TextAppearanceResources.getResourcesSize()) { + mFontSizeId = ResourceParser.BG_DEFAULT_FONT_SIZE; + } + mEditTextList = (LinearLayout) findViewById(R.id.note_edit_list); + } + + @Override + protected void onPause() { + super.onPause(); + if(saveNote()) { + Log.d(TAG, "Note data was saved with length:" + mWorkingNote.getContent().length()); + } + clearSettingState(); + } + + //和桌面小工具的同步 + private void updateWidget() { + Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); + if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_2X) { + intent.setClass(this, NoteWidgetProvider_2x.class); + } else if (mWorkingNote.getWidgetType() == Notes.TYPE_WIDGET_4X) { + intent.setClass(this, NoteWidgetProvider_4x.class); + } else { + Log.e(TAG, "Unspported widget type"); + return; + } + + intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] { + mWorkingNote.getWidgetId() + }); + + sendBroadcast(intent); + setResult(RESULT_OK, intent); + } + + public void onClick(View v) { + int id = v.getId(); + if (id == R.id.btn_set_bg_color) { + mNoteBgColorSelector.setVisibility(View.VISIBLE); + findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( + - View.VISIBLE); + } else if (sBgSelectorBtnsMap.containsKey(id)) { + findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( + View.GONE); + mWorkingNote.setBgColorId(sBgSelectorBtnsMap.get(id)); + mNoteBgColorSelector.setVisibility(View.GONE); + } else if (sFontSizeBtnsMap.containsKey(id)) { + findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.GONE); + mFontSizeId = sFontSizeBtnsMap.get(id); + mSharedPrefs.edit().putInt(PREFERENCE_FONT_SIZE, mFontSizeId).commit(); + findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE); + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + getWorkingText(); + switchToListMode(mWorkingNote.getContent()); + } else { + mNoteEditor.setTextAppearance(this, + TextAppearanceResources.getTexAppearanceResource(mFontSizeId)); + } + mFontSizeSelector.setVisibility(View.GONE); + } + } + + @Override + public void onBackPressed() { + if(clearSettingState()) { + return; + } + + saveNote(); + super.onBackPressed(); + } + + private boolean clearSettingState() { + if (mNoteBgColorSelector.getVisibility() == View.VISIBLE) { + mNoteBgColorSelector.setVisibility(View.GONE); + return true; + } else if (mFontSizeSelector.getVisibility() == View.VISIBLE) { + mFontSizeSelector.setVisibility(View.GONE); + return true; + } + return false; + } + + public void onBackgroundColorChanged() { + findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( + View.VISIBLE); + mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId()); + mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId()); + } + + @Override + //准备选择菜单 + public boolean onPrepareOptionsMenu(Menu menu) { + if (isFinishing()) { + return true; + } + clearSettingState(); + menu.clear(); + if (mWorkingNote.getFolderId() == Notes.ID_CALL_RECORD_FOLDER) { + getMenuInflater().inflate(R.menu.call_note_edit, menu); + // MenuInflater用来实例化Menu目录下的Menu布局文件 + } else { + getMenuInflater().inflate(R.menu.note_edit, menu); + } + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_normal_mode); + } else { + menu.findItem(R.id.menu_list_mode).setTitle(R.string.menu_list_mode); + } + if (mWorkingNote.hasClockAlert()) { + menu.findItem(R.id.menu_alert).setVisible(false); + } else { + menu.findItem(R.id.menu_delete_remind).setVisible(false); + } + return true; + } + + @Override + //动态改变菜单选项内容 + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + //根据菜单id来编辑相关项目 + case R.id.menu_new_note: + //创建便签 + createNewNote(); + break; + case R.id.menu_delete: + //删除便签 + AlertDialog.Builder builder = new AlertDialog.Builder(this); + //创建关于删除操作的对话框 + builder.setTitle(getString(R.string.alert_title_delete)); + // 设置标签的标题为alert_title_delete + builder.setIcon(android.R.drawable.ic_dialog_alert); + //设置对话框图标 + builder.setMessage(getString(R.string.alert_message_delete_note)); + //设置对话框内容 + builder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener()//建立按键监听器 + { + public void onClick(DialogInterface dialog, int which) { + // 点击所触发事件 + // 删除当前便签 + deleteCurrentNote(); + finish(); + } + }); + builder.setNegativeButton(android.R.string.cancel, null); + //添加否定按钮 + builder.show(); + //显示对话框 + break; + case R.id.menu_font_size: + //字体大小的编辑 + mFontSizeSelector.setVisibility(View.VISIBLE); + // 将字体选择器置为可见 + findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE); + // 通过id找到相应的大小 + break; + case R.id.menu_list_mode: + //选择列表模式 + mWorkingNote.setCheckListMode(mWorkingNote.getCheckListMode() == 0 ? + TextNote.MODE_CHECK_LIST : 0); + break; + case R.id.menu_share: + //菜单共享 + getWorkingText(); + sendTo(this, mWorkingNote.getContent()); + // 用SendTo函数将运行文本发送到遍历的本文内 + break; + case R.id.menu_send_to_desktop: + //发送到桌面 + sendToDesktop(); + break; + case R.id.menu_alert: + //创建提醒器 + setReminder(); + break; + case R.id.menu_delete_remind: + //删除日期提醒 + mWorkingNote.setAlertDate(0, false); + break; + default: + break; + } + return true; + } + + //建立事件提醒器 + private void setReminder() { + DateTimePickerDialog d = new DateTimePickerDialog(this, System.currentTimeMillis()); + // 建立修改时间日期的对话框 + d.setOnDateTimeSetListener(new OnDateTimeSetListener() { + public void OnDateTimeSet(AlertDialog dialog, long date) { + mWorkingNote.setAlertDate(date , true); + //选择提醒的日期 + } + }); + //建立时间日期的监听器 + d.show(); + } + + /** + * Share note to apps that support {@link Intent#ACTION_SEND} action + * and {@text/plain} type + */ + //共享便签 + private void sendTo(Context context, String info) { + Intent intent = new Intent(Intent.ACTION_SEND); + //建立intent链接选项 + intent.putExtra(Intent.EXTRA_TEXT, info); + //将需要传递的便签信息放入text文件中 + intent.setType("text/plain"); + //编辑连接器的类型 + context.startActivity(intent); + //在acti中进行链接 + } + + //创建一个新的便签 + private void createNewNote() { + // Firstly, save current editing notes + //保存当前便签 + saveNote(); + + // For safety, start a new NoteEditActivity + finish(); + Intent intent = new Intent(this, NoteEditActivity.class); + //设置链接器 + intent.setAction(Intent.ACTION_INSERT_OR_EDIT); + //该活动定义为创建或编辑 + intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mWorkingNote.getFolderId()); + //将运行便签的id添加到INTENT_EXTRA_FOLDER_ID标记中 + startActivity(intent); + //开始activity并链接 + } + + //删除当前便签 + private void deleteCurrentNote() { + if (mWorkingNote.existInDatabase()) //假如当前运行的便签内存有数据 + { + HashSet ids = new HashSet(); + long id = mWorkingNote.getNoteId(); + if (id != Notes.ID_ROOT_FOLDER) { + ids.add(id);//如果不是头文件夹建立一个hash表把便签id存起来 + } else { + Log.d(TAG, "Wrong note id, should not happen");//否则报错 + } + if (!isSyncMode()) { + //非同步模式 + //删除操作 + if (!DataUtils.batchDeleteNotes(getContentResolver(), ids)) { + Log.e(TAG, "Delete Note error"); + } + } else { + //同步模式 + //移动至垃圾文件夹的操作 + if (!DataUtils.batchMoveToFolder(getContentResolver(), ids, Notes.ID_TRASH_FOLER)) { + Log.e(TAG, "Move notes to trash folder error, should not happens"); + } + } + } + mWorkingNote.markDeleted(true); + //将这些标签的删除标记置为true + } + + //判断是否为同步模式 + private boolean isSyncMode() {//查看NotesPreferenceActivity中同步名称是否为空 + return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0; + } + + //设置提醒时间 + public void onClockAlertChanged(long date, boolean set) { + /** + * User could set clock to an unsaved note, so before setting the + * alert clock, we should save the note first + */ + if (!mWorkingNote.existInDatabase()) { + //首先保存已有的便签 + saveNote(); + } + if (mWorkingNote.getNoteId() > 0) { + Intent intent = new Intent(this, AlarmReceiver.class); + intent.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mWorkingNote.getNoteId())); + //若有有运行的便签就是建立一个链接器将标签id都存在uri中 + PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0); + AlarmManager alarmManager = ((AlarmManager) getSystemService(ALARM_SERVICE)); + //设置提醒管理器 + showAlertHeader(); + if(!set) { + alarmManager.cancel(pendingIntent); + } else { + alarmManager.set(AlarmManager.RTC_WAKEUP, date, pendingIntent); + } + //如果用户设置了时间，就通过提醒管理器设置一个监听事项 + } else { + /** + * There is the condition that user has input nothing (the note is + * not worthy saving), we have no note id, remind the user that he + * should input something + */ + //没有运行的便签就报错 + Log.e(TAG, "Clock alert setting error"); + showToast(R.string.error_note_empty_for_clock); + } + } + + //Widget发生改变的所触发的事件 + public void onWidgetChanged() { + updateWidget(); + }//更新Widget + + //删除编辑文本框所触发的事件 + public void onEditTextDelete(int index, String text) { + int childCount = mEditTextList.getChildCount(); + if (childCount == 1) { + return; + } + + for (int i = index + 1; i < childCount; i++) { + ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) + .setIndex(i - 1);//通过id把编辑框存在便签编辑框中 + } + + mEditTextList.removeViewAt(index); + //删除特定位置的视图 + NoteEditText edit = null; + if(index == 0) { + edit = (NoteEditText) mEditTextList.getChildAt(0).findViewById( + R.id.et_edit_text); + } else { + edit = (NoteEditText) mEditTextList.getChildAt(index - 1).findViewById( + R.id.et_edit_text); + }//通过id把编辑框存在空的NoteEditText中 + int length = edit.length(); + edit.append(text); + edit.requestFocus();//请求优先级 + edit.setSelection(length);//定位到length位置处的条目 + } + + //进入编辑文本框所触发的事件 + public void onEditTextEnter(int index, String text) { + /** + * Should not happen, check for debug + */ + if(index > mEditTextList.getChildCount()) { + Log.e(TAG, "Index out of mEditTextList boundrary, should not happen"); + } + + View view = getListItem(text, index); + mEditTextList.addView(view, index); + //建立一个新的视图并添加到编辑文本框内 + NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); + edit.requestFocus();//请求优先操作 + edit.setSelection(0);//定位到起始位置 + for (int i = index + 1; i < mEditTextList.getChildCount(); i++) { + ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) + .setIndex(i);//遍历子文本框并设置对应对下标 + } + } + + //切换至列表模式 + private void switchToListMode(String text) { + mEditTextList.removeAllViews(); + String[] items = text.split("\n"); + int index = 0; + //清空所有视图，初始化下标 + for (String item : items) { + if(!TextUtils.isEmpty(item)) { + mEditTextList.addView(getListItem(item, index)); + index++; + //遍历所有文本单元并添加到文本框中 + } + } + mEditTextList.addView(getListItem("", index)); + mEditTextList.getChildAt(index).findViewById(R.id.et_edit_text).requestFocus(); + + mNoteEditor.setVisibility(View.GONE);//便签编辑器不可见 + mEditTextList.setVisibility(View.VISIBLE);//将文本编辑框置为可见 + } + + //获取高亮效果的反馈情况 + private Spannable getHighlightQueryResult(String fullText, String userQuery) { + SpannableString spannable = new SpannableString(fullText == null ? "" : fullText); + //新建效果选项 + if (!TextUtils.isEmpty(userQuery)) { + mPattern = Pattern.compile(userQuery); + //将用户的询问进行解析 + Matcher m = mPattern.matcher(fullText); + //建立一个状态机检查Pattern并进行匹配 + int start = 0; + while (m.find(start)) { + spannable.setSpan( + new BackgroundColorSpan(this.getResources().getColor( + R.color.user_query_highlight)), m.start(), m.end(), + Spannable.SPAN_INCLUSIVE_EXCLUSIVE); + //设置背景颜色 + start = m.end(); + //跟新起始位置 + } + } + return spannable; + } + + //获取列表项 + private View getListItem(String item, int index) { + View view = LayoutInflater.from(this).inflate(R.layout.note_edit_list_item, null); + //创建一个视图 + final NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); + edit.setTextAppearance(this, TextAppearanceResources.getTexAppearanceResource(mFontSizeId)); + //创建一个文本编辑框并设置可见性 + CheckBox cb = ((CheckBox) view.findViewById(R.id.cb_edit_item)); + cb.setOnCheckedChangeListener(new OnCheckedChangeListener() { + public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { + if (isChecked) { + edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG); + } else { + edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); + } + } + }); + //建立一个打钩框并设置监听器 + + if (item.startsWith(TAG_CHECKED)) { + //选择勾选 + cb.setChecked(true); + edit.setPaintFlags(edit.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG); + item = item.substring(TAG_CHECKED.length(), item.length()).trim(); + } else if (item.startsWith(TAG_UNCHECKED)) { + cb.setChecked(false); + edit.setPaintFlags(Paint.ANTI_ALIAS_FLAG | Paint.DEV_KERN_TEXT_FLAG); + item = item.substring(TAG_UNCHECKED.length(), item.length()).trim(); + } + + edit.setOnTextViewChangeListener(this); + edit.setIndex(index); + edit.setText(getHighlightQueryResult(item, mUserQuery)); + //运行编辑框的监听器对该行为作出反应，并设置下标及文本内容 + return view; + } + + //便签内容发生改变所触发的事件 + public void onTextChange(int index, boolean hasText) { + if (index >= mEditTextList.getChildCount()) { + Log.e(TAG, "Wrong index, should not happen");//越界报错 + return; + } + if(hasText) { + mEditTextList.getChildAt(index).findViewById(R.id.cb_edit_item).setVisibility(View.VISIBLE); + } else { + mEditTextList.getChildAt(index).findViewById(R.id.cb_edit_item).setVisibility(View.GONE); + //如果内容不为空则将其子编辑框可见性置为可见，否则不可见 + } + } + + //检查模式和列表模式的切换 + public void onCheckListModeChanged(int oldMode, int newMode) { + if (newMode == TextNote.MODE_CHECK_LIST) { + switchToListMode(mNoteEditor.getText().toString()); + //检查模式切换到列表模式 + } else { + if (!getWorkingText()) { + mWorkingNote.setWorkingText(mWorkingNote.getContent().replace(TAG_UNCHECKED + " ", + "")); + } + //若是获取到文本就改变其检查标记 + mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery)); + mEditTextList.setVisibility(View.GONE); + mNoteEditor.setVisibility(View.VISIBLE); + //修改文本编辑器的内容和可见性 + } + } + + //设置勾选选项表并返回是否勾选的标记 + private boolean getWorkingText() { + boolean hasChecked = false; + //初始化check标记,默认为false + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + // 若模式为CHECK_LIST + StringBuilder sb = new StringBuilder(); + //创建可变字符串 + for (int i = 0; i < mEditTextList.getChildCount(); i++) { + View view = mEditTextList.getChildAt(i); + //遍历所有子编辑框的视图 + NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); + if (!TextUtils.isEmpty(edit.getText())) {//若文本不为空 + if (((CheckBox) view.findViewById(R.id.cb_edit_item)).isChecked()) { + //该选项框已打钩 + sb.append(TAG_CHECKED).append(" ").append(edit.getText()).append("\n"); + hasChecked = true;//扩展字符串为已打钩并把标记置true + } else { + sb.append(TAG_UNCHECKED).append(" ").append(edit.getText()).append("\n"); + //扩展字符串添加未打钩 + } + } + } + mWorkingNote.setWorkingText(sb.toString()); + //利用编辑好的字符串设置运行便签的内容 + } else { + mWorkingNote.setWorkingText(mNoteEditor.getText().toString()); + // 若不是该模式直接用编辑器中的内容设置运行中标签的内容 + } + return hasChecked; + } + + //保存便签 + private boolean saveNote() { + getWorkingText(); + boolean saved = mWorkingNote.saveNote(); + //运行 getWorkingText()之后保存 + if (saved) { + /** + * There are two modes from List view to edit view, open one note, + * create/edit a node. Opening node requires to the original + * position in the list when back from edit view, while creating a + * new node requires to the top of the list. This code + * {@link #RESULT_OK} is used to identify the create/edit state + */ + //RESULT_OK是为了识别保存的情况:一是创建后保存，二是修改后保存 + setResult(RESULT_OK); + } + return saved; + } + + //将便签发送至桌面 + private void sendToDesktop() { + /** + * Before send message to home, we should make sure that current + * editing note is exists in databases. So, for new note, firstly + * save it + */ + if (!mWorkingNote.existInDatabase()) { + saveNote();//若不存在数据(新标签)就保存 + } + + if (mWorkingNote.getNoteId() > 0) { + Intent sender = new Intent(); + Intent shortcutIntent = new Intent(this, NoteEditActivity.class); + //建立发送到桌面的连接器 + shortcutIntent.setAction(Intent.ACTION_VIEW); + //链接为一个视图 + shortcutIntent.putExtra(Intent.EXTRA_UID, mWorkingNote.getNoteId()); + sender.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent); + sender.putExtra(Intent.EXTRA_SHORTCUT_NAME, + makeShortcutIconTitle(mWorkingNote.getContent())); + sender.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, + Intent.ShortcutIconResource.fromContext(this, R.drawable.icon_app)); + sender.putExtra("duplicate", true); + //将便签的相关信息都添加到要发送的文件里 + sender.setAction("com.android.launcher.action.INSTALL_SHORTCUT"); + //设置sneder的行为是发送 + showToast(R.string.info_note_enter_desktop); + sendBroadcast(sender); + //显示到桌面 + } else { + /** + * There is the condition that user has input nothing (the note is + * not worthy saving), we have no note id, remind the user that he + * should input something + */ + Log.e(TAG, "Send to desktop error"); + showToast(R.string.error_note_empty_for_send_to_desktop); + } + } + + //编辑小图标的标题 + private String makeShortcutIconTitle(String content) { + content = content.replace(TAG_CHECKED, ""); + content = content.replace(TAG_UNCHECKED, ""); + return content.length() > SHORTCUT_ICON_TITLE_MAX_LEN ? content.substring(0, + SHORTCUT_ICON_TITLE_MAX_LEN) : content; + //直接设置为content中的内容并返回，有勾选和未勾选2种 + } + + //显示提示的视图(根据下标显示对应的提示) + private void showToast(int resId) { + showToast(resId, Toast.LENGTH_SHORT); + } + + //持续显示提示的视图(根据下标和持续的时间（duration）编辑提示视图并显示) + private void showToast(int resId, int duration) { + Toast.makeText(this, resId, duration).show(); + } +} diff --git a/src/net/micode/notes/ui/NoteEditText.java b/src/net/micode/notes/ui/NoteEditText.java index cd77692..d703a35 100644 --- a/src/net/micode/notes/ui/NoteEditText.java +++ b/src/net/micode/notes/ui/NoteEditText.java @@ -14,202 +14,273 @@ * limitations under the License. */ - package net.micode.notes.ui; - - import android.content.Context; - import android.graphics.Rect; - import android.text.Layout; - import android.text.Selection; - import android.text.Spanned; - import android.text.TextUtils; - import android.text.style.URLSpan; - import android.util.AttributeSet; - import android.util.Log; - import android.view.ContextMenu; - import android.view.KeyEvent; - import android.view.MenuItem; - import android.view.MenuItem.OnMenuItemClickListener; - import android.view.MotionEvent; - import android.widget.EditText; - - import net.micode.notes.R; - - import java.util.HashMap; - import java.util.Map; - - public class NoteEditText extends EditText { - private static final String TAG = "NoteEditText"; - private int mIndex; - private int mSelectionStartBeforeDelete; - - private static final String SCHEME_TEL = "tel:" ; - private static final String SCHEME_HTTP = "http:" ; - private static final String SCHEME_EMAIL = "mailto:" ; - - private static final Map sSchemaActionResMap = new HashMap(); - static { - sSchemaActionResMap.put(SCHEME_TEL, R.string.note_link_tel); - sSchemaActionResMap.put(SCHEME_HTTP, R.string.note_link_web); - sSchemaActionResMap.put(SCHEME_EMAIL, R.string.note_link_email); - } - - public interface OnTextViewChangeListener { - /** - * Delete current edit text when {@link KeyEvent#KEYCODE_DEL} happens - * and the text is null - */ - void onEditTextDelete(int index, String text); - - /** - * Add edit text after current edit text when {@link KeyEvent#KEYCODE_ENTER} - * happen - */ - void onEditTextEnter(int index, String text); - - /** - * Hide or show item option when text change - */ - void onTextChange(int index, boolean hasText); - } - - private OnTextViewChangeListener mOnTextViewChangeListener; - - public NoteEditText(Context context) { - super(context, null); - mIndex = 0; - } - - public void setIndex(int index) { - mIndex = index; - } - - - public void setOnTextViewChangeListener(OnTextViewChangeListener listener) { - mOnTextViewChangeListener = listener; - } - - public NoteEditText(Context context, AttributeSet attrs) { - super(context, attrs, android.R.attr.editTextStyle); - } - - public NoteEditText(Context context, AttributeSet attrs, int defStyle) { - super(context, attrs, defStyle); - // TODO Auto-generated construct or stub - } - - public boolean onTouchEvent(MotionEvent event) { - switch (event.getAction()) { - case MotionEvent.ACTION_DOWN: - int x = (int) event.getX(); - int y = (int) event.getY(); - x -= getTotalPaddingLeft(); - y -= getTotalPaddingTop(); - x += getScrollX(); - y += getScrollY(); - - Layout layout = getLayout(); - int line = layout.getLineForVertical(y); - int off = layout.getOffsetForHorizontal(line, x); - - Selection.setSelection(getText(), off); - break; - } - - return super.onTouchEvent(event); - } - - @Override - - public boolean onKeyDown(int keyCode, KeyEvent event) { - switch (keyCode) { - case KeyEvent.KEYCODE_ENTER: - if (mOnTextViewChangeListener != null) { - return false; - } - break; - case KeyEvent.KEYCODE_DEL: - mSelectionStartBeforeDelete = getSelectionStart(); - break; - default: - break; - } - return super.onKeyDown(keyCode, event); - } - - @Override - public boolean onKeyUp(int keyCode, KeyEvent event) { - switch(keyCode) { - case KeyEvent.KEYCODE_DEL: - if (mOnTextViewChangeListener != null) { - if (0 == mSelectionStartBeforeDelete && mIndex != 0) { - mOnTextViewChangeListener.onEditTextDelete(mIndex, getText().toString()); - return true; - } - } else { - Log.d(TAG, "OnTextViewChangeListener was not seted"); - } - break; - case KeyEvent.KEYCODE_ENTER: - if (mOnTextViewChangeListener != null) { - int selectionStart = getSelectionStart(); - String text = getText().subSequence(selectionStart, length()).toString(); - setText(getText().subSequence(0, selectionStart)); - mOnTextViewChangeListener.onEditTextEnter(mIndex + 1, text); - } else { - Log.d(TAG, "OnTextViewChangeListener was not seted"); - } - break; - default: - break; - } - return super.onKeyUp(keyCode, event); - } - - @Override - protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) { - if (mOnTextViewChangeListener != null) { - if (!focused && TextUtils.isEmpty(getText())) { - mOnTextViewChangeListener.onTextChange(mIndex, false); - } else { - mOnTextViewChangeListener.onTextChange(mIndex, true); - } - } - super.onFocusChanged(focused, direction, previouslyFocusedRect); - } - - @Override - protected void onCreateContextMenu(ContextMenu menu) { - if (getText() instanceof Spanned) { - int selStart = getSelectionStart(); - int selEnd = getSelectionEnd(); - - int min = Math.min(selStart, selEnd); - int max = Math.max(selStart, selEnd); - - final URLSpan[] urls = ((Spanned) getText()).getSpans(min, max, URLSpan.class); - if (urls.length == 1) { - int defaultResId = 0; - for(String schema: sSchemaActionResMap.keySet()) { - if(urls[0].getURL().indexOf(schema) >= 0) { - defaultResId = sSchemaActionResMap.get(schema); - break; - } - } - - if (defaultResId == 0) { - defaultResId = R.string.note_link_other; - } - - menu.add(0, 0, 0, defaultResId).setOnMenuItemClickListener( - new OnMenuItemClickListener() { - public boolean onMenuItemClick(MenuItem item) { - // goto a new intent - urls[0].onClick(NoteEditText.this); - return true; - } - }); - } - } - super.onCreateContextMenu(menu); - } - } \ No newline at end of file +package net.micode.notes.ui; + +import android.content.Context; +import android.graphics.Rect; +import android.text.Layout; +import android.text.Selection; +import android.text.Spanned; +import android.text.TextUtils; +import android.text.style.URLSpan; +import android.util.AttributeSet; +import android.util.Log; +import android.view.ContextMenu; +import android.view.KeyEvent; +import android.view.MenuItem; +import android.view.MenuItem.OnMenuItemClickListener; +import android.view.MotionEvent; +import android.widget.EditText; + +import net.micode.notes.R; + +import java.util.HashMap; +import java.util.Map; + +//继承edittext，设置便签设置文本框 +public class NoteEditText extends EditText { + private static final String TAG = "NoteEditText"; + private int mIndex; + private int mSelectionStartBeforeDelete; + + private static final String SCHEME_TEL = "tel:" ; + private static final String SCHEME_HTTP = "http:" ; + private static final String SCHEME_EMAIL = "mailto:" ; + + ///建立一个字符和整数的hash表，用于链接电话，网站，还有邮箱 + private static final Map sSchemaActionResMap = new HashMap(); + static { + sSchemaActionResMap.put(SCHEME_TEL, R.string.note_link_tel); + sSchemaActionResMap.put(SCHEME_HTTP, R.string.note_link_web); + sSchemaActionResMap.put(SCHEME_EMAIL, R.string.note_link_email); + } + + /** + * Call by the {@link NoteEditActivity} to delete or add edit text + */ + //在NoteEditActivity中删除或添加文本的操作，可以看做是一个文本是否被变的标记，英文注释已说明的很清楚 + public interface OnTextViewChangeListener { + /** + * Delete current edit text when {@link KeyEvent#KEYCODE_DEL} happens + * and the text is null + */ + //处理删除按键时的操作 + void onEditTextDelete(int index, String text); + + /** + * Add edit text after current edit text when {@link KeyEvent#KEYCODE_ENTER} + * happen + */ + //处理进入按键时的操作 + void onEditTextEnter(int index, String text); + + /** + * Hide or show item option when text change + */ + void onTextChange(int index, boolean hasText); + } + + private OnTextViewChangeListener mOnTextViewChangeListener; + + //根据context设置文本 + public NoteEditText(Context context) { + super(context, null);//用super引用父类变量 + mIndex = 0; + } + + //设置当前光标 + public void setIndex(int index) { + mIndex = index; + } + + //初始化文本修改标记 + public void setOnTextViewChangeListener(OnTextViewChangeListener listener) { + mOnTextViewChangeListener = listener; + } + + //AttributeSet 百度了一下是自定义空控件属性，用于维护便签动态变化的属性 + //初始化便签 + public NoteEditText(Context context, AttributeSet attrs) { + super(context, attrs, android.R.attr.editTextStyle); + } + + // 根据defstyle自动初始化 + public NoteEditText(Context context, AttributeSet attrs, int defStyle) { + super(context, attrs, defStyle); + // TODO Auto-generated construct or stub + } + + @Override + //view里的函数，处理手机屏幕的所有事件 + /*参数event为手机屏幕触摸事件封装类的对象，其中封装了该事件的所有信息， + 例如触摸的位置、触摸的类型以及触摸的时间等。该对象会在用户触摸手机屏幕时被创建。*/ + public boolean onTouchEvent(MotionEvent event) { + switch (event.getAction()) { + //重写了需要处理屏幕被按下的事件 + case MotionEvent.ACTION_DOWN: + //跟新当前坐标值 + int x = (int) event.getX(); + int y = (int) event.getY(); + x -= getTotalPaddingLeft(); + y -= getTotalPaddingTop(); + x += getScrollX(); + y += getScrollY(); + + //用布局控件layout根据x,y的新值设置新的位置 + Layout layout = getLayout(); + int line = layout.getLineForVertical(y); + int off = layout.getOffsetForHorizontal(line, x); + + //更新光标新的位置 + Selection.setSelection(getText(), off); + break; + } + + return super.onTouchEvent(event); + } + + @Override + /* + * 函数功能：处理用户按下一个键盘按键时会触发 的事件 + * 实现过程：如下注释 + */ + public boolean onKeyDown(int keyCode, KeyEvent event) { + switch (keyCode) { + //根据按键的 Unicode 编码值来处理 + case KeyEvent.KEYCODE_ENTER: + //“进入”按键 + if (mOnTextViewChangeListener != null) { + return false; + } + break; + case KeyEvent.KEYCODE_DEL: + //“删除”按键 + mSelectionStartBeforeDelete = getSelectionStart(); + break; + default: + break; + } + //继续执行父类的其他点击事件 + return super.onKeyDown(keyCode, event); + } + + @Override + /* + * 函数功能：处理用户松开一个键盘按键时会触发 的事件 + * 实现方式：如下注释 + */ + public boolean onKeyUp(int keyCode, KeyEvent event) { + switch(keyCode) { + //根据按键的 Unicode 编码值来处理，有删除和进入2种操作 + case KeyEvent.KEYCODE_DEL: + if (mOnTextViewChangeListener != null) { + //若是被修改过 + if (0 == mSelectionStartBeforeDelete && mIndex != 0) { + //若之前有被修改并且文档不为空 + mOnTextViewChangeListener.onEditTextDelete(mIndex, getText().toString()); + //利用上文OnTextViewChangeListener对KEYCODE_DEL按键情况的删除函数进行删除 + return true; + } + } else { + Log.d(TAG, "OnTextViewChangeListener was not seted"); + //其他情况报错，文档的改动监听器并没有建立 + } + break; + case KeyEvent.KEYCODE_ENTER: + //同上也是分为监听器是否建立2种情况 + if (mOnTextViewChangeListener != null) { + int selectionStart = getSelectionStart(); + //获取当前位置 + String text = getText().subSequence(selectionStart, length()).toString(); + //获取当前文本 + setText(getText().subSequence(0, selectionStart)); + //根据获取的文本设置当前文本 + mOnTextViewChangeListener.onEditTextEnter(mIndex + 1, text); + //当{@link KeyEvent#KEYCODE_ENTER}添加新文本 + } else { + Log.d(TAG, "OnTextViewChangeListener was not seted"); + //其他情况报错，文档的改动监听器并没有建立 + } + break; + default: + break; + } + //继续执行父类的其他按键弹起的事件 + return super.onKeyUp(keyCode, event); + } + + @Override + /* + * 函数功能：当焦点发生变化时，会自动调用该方法来处理焦点改变的事件 + * 实现方式：如下注释 + * 参数：focused表示触发该事件的View是否获得了焦点，当该控件获得焦点时，Focused等于true，否则等于false。 + direction表示焦点移动的方向，用数值表示 + Rect：表示在触发事件的View的坐标系中，前一个获得焦点的矩形区域，即表示焦点是从哪里来的。如果不可用则为null + */ + protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) { + if (mOnTextViewChangeListener != null) { + //若监听器已经建立 + if (!focused && TextUtils.isEmpty(getText())) { + //获取到焦点并且文本不为空 + mOnTextViewChangeListener.onTextChange(mIndex, false); + //mOnTextViewChangeListener子函数，置false隐藏事件选项 + } else { + mOnTextViewChangeListener.onTextChange(mIndex, true); + //mOnTextViewChangeListener子函数，置true显示事件选项 + } + } + //继续执行父类的其他焦点变化的事件 + super.onFocusChanged(focused, direction, previouslyFocusedRect); + } + + @Override + /* + * 函数功能：生成上下文菜单 + * 函数实现：如下注释 + */ + protected void onCreateContextMenu(ContextMenu menu) { + if (getText() instanceof Spanned) { + //有文本存在 + int selStart = getSelectionStart(); + int selEnd = getSelectionEnd(); + //获取文本开始和结尾位置 + + int min = Math.min(selStart, selEnd); + int max = Math.max(selStart, selEnd); + //获取开始到结尾的最大值和最小值 + + final URLSpan[] urls = ((Spanned) getText()).getSpans(min, max, URLSpan.class); + //设置url的信息的范围值 + if (urls.length == 1) { + int defaultResId = 0; + for(String schema: sSchemaActionResMap.keySet()) { + //获取计划表中所有的key值 + if(urls[0].getURL().indexOf(schema) >= 0) { + //若url可以添加则在添加后将defaultResId置为key所映射的值 + defaultResId = sSchemaActionResMap.get(schema); + break; + } + } + + if (defaultResId == 0) { + //defaultResId == 0则说明url并没有添加任何东西，所以置为连接其他SchemaActionResMap的值 + defaultResId = R.string.note_link_other; + } + + //建立菜单 + menu.add(0, 0, 0, defaultResId).setOnMenuItemClickListener( + new OnMenuItemClickListener() { + //新建按键监听器 + public boolean onMenuItemClick(MenuItem item) { + // goto a new intent + urls[0].onClick(NoteEditText.this); + //根据相应的文本设置菜单的按键 + return true; + } + }); + } + } + //继续执行父类的其他菜单创建的事件 + super.onCreateContextMenu(menu); + } +} diff --git a/src/net/micode/notes/ui/NoteItemData.java b/src/net/micode/notes/ui/NoteItemData.java index 5fcd5f3..ad1de5e 100644 --- a/src/net/micode/notes/ui/NoteItemData.java +++ b/src/net/micode/notes/ui/NoteItemData.java @@ -14,214 +14,217 @@ * limitations under the License. */ - package net.micode.notes.ui; - - import android.content.Context; - import android.database.Cursor; - import android.text.TextUtils; - - import net.micode.notes.data.Contact; - import net.micode.notes.data.Notes; - import net.micode.notes.data.Notes.NoteColumns; - import net.micode.notes.tool.DataUtils; - - - public class NoteItemData { - static final String [] PROJECTION = new String [] { - NoteColumns.ID, - NoteColumns.ALERTED_DATE, - NoteColumns.BG_COLOR_ID, - NoteColumns.CREATED_DATE, - NoteColumns.HAS_ATTACHMENT, - NoteColumns.MODIFIED_DATE, - NoteColumns.NOTES_COUNT, - NoteColumns.PARENT_ID, - NoteColumns.SNIPPET, - NoteColumns.TYPE, - NoteColumns.WIDGET_ID, - NoteColumns.WIDGET_TYPE, - }; - - private static final int ID_COLUMN = 0; - private static final int ALERTED_DATE_COLUMN = 1; - private static final int BG_COLOR_ID_COLUMN = 2; - private static final int CREATED_DATE_COLUMN = 3; - private static final int HAS_ATTACHMENT_COLUMN = 4; - private static final int MODIFIED_DATE_COLUMN = 5; - private static final int NOTES_COUNT_COLUMN = 6; - private static final int PARENT_ID_COLUMN = 7; - private static final int SNIPPET_COLUMN = 8; - private static final int TYPE_COLUMN = 9; - private static final int WIDGET_ID_COLUMN = 10; - private static final int WIDGET_TYPE_COLUMN = 11; - - private long mId; - private long mAlertDate; - private int mBgColorId; - private long mCreatedDate; - private boolean mHasAttachment; - private long mModifiedDate; - private int mNotesCount; - private long mParentId; - private String mSnippet; - private int mType; - private int mWidgetId; - private int mWidgetType; - private String mName; - private String mPhoneNumber; - - private boolean mIsLastItem; - private boolean mIsFirstItem; - private boolean mIsOnlyOneItem; - private boolean mIsOneNoteFollowingFolder; - private boolean mIsMultiNotesFollowingFolder; - public NoteItemData(Context context, Cursor cursor) { - - mId = cursor.getLong(ID_COLUMN); - mAlertDate = cursor.getLong(ALERTED_DATE_COLUMN); - mBgColorId = cursor.getInt(BG_COLOR_ID_COLUMN); - mCreatedDate = cursor.getLong(CREATED_DATE_COLUMN); - mHasAttachment = (cursor.getInt(HAS_ATTACHMENT_COLUMN) > 0) ? true : false; - mModifiedDate = cursor.getLong(MODIFIED_DATE_COLUMN); - mNotesCount = cursor.getInt(NOTES_COUNT_COLUMN); - mParentId = cursor.getLong(PARENT_ID_COLUMN); - mSnippet = cursor.getString(SNIPPET_COLUMN); - mSnippet = mSnippet.replace(NoteEditActivity.TAG_CHECKED, "").replace( - NoteEditActivity.TAG_UNCHECKED, ""); - mType = cursor.getInt(TYPE_COLUMN); - mWidgetId = cursor.getInt(WIDGET_ID_COLUMN); - mWidgetType = cursor.getInt(WIDGET_TYPE_COLUMN); - - - mPhoneNumber = ""; - if (mParentId == Notes.ID_CALL_RECORD_FOLDER) { - mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId); - if (!TextUtils.isEmpty(mPhoneNumber)) { - mName = Contact.getContact(context, mPhoneNumber); - if (mName == null) { - mName = mPhoneNumber; - } - } - } - - if (mName == null) { - mName = ""; - } - checkPostion(cursor); - } - - private void checkPostion(Cursor cursor) { - - mIsLastItem = cursor.isLast() ? true : false; - mIsFirstItem = cursor.isFirst() ? true : false; - mIsOnlyOneItem = (cursor.getCount() == 1); - - mIsMultiNotesFollowingFolder = false; - mIsOneNoteFollowingFolder = false; - - - if (mType == Notes.TYPE_NOTE && !mIsFirstItem) { - int position = cursor.getPosition(); - if (cursor.moveToPrevious()) { - if (cursor.getInt(TYPE_COLUMN) == Notes.TYPE_FOLDER - || cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) { - if (cursor.getCount() > (position + 1)) { - mIsMultiNotesFollowingFolder = true; - } else { - mIsOneNoteFollowingFolder = true; - } - } - if (!cursor.moveToNext()) { - throw new IllegalStateException("cursor move to previous but can't move back"); - } - } - } - } - public boolean isOneFollowingFolder() { - return mIsOneNoteFollowingFolder; - } - - public boolean isMultiFollowingFolder() { - return mIsMultiNotesFollowingFolder; - } - - public boolean isLast() { - return mIsLastItem; - } - - public String getCallName() { - return mName; - } - - public boolean isFirst() { - return mIsFirstItem; - } - - public boolean isSingle() { - return mIsOnlyOneItem; - } - - public long getId() { - return mId; - } - - public long getAlertDate() { - return mAlertDate; - } - - public long getCreatedDate() { - return mCreatedDate; - } - - public boolean hasAttachment() { - return mHasAttachment; - } - - public long getModifiedDate() { - return mModifiedDate; - } - - public int getBgColorId() { - return mBgColorId; - } - - public long getParentId() { - return mParentId; - } - - public int getNotesCount() { - return mNotesCount; - } - - public long getFolderId () { - return mParentId; - } - - public int getType() { - return mType; - } - - public int getWidgetType() { - return mWidgetType; - } - - public int getWidgetId() { - return mWidgetId; - } - - public String getSnippet() { - return mSnippet; - } - - public boolean hasAlert() { - return (mAlertDate > 0); - } - - public boolean isCallRecord() { - return (mParentId == Notes.ID_CALL_RECORD_FOLDER && !TextUtils.isEmpty(mPhoneNumber)); - } - - public static int getNoteType(Cursor cursor) { - return cursor.getInt(TYPE_COLUMN); - } - } \ No newline at end of file +package net.micode.notes.ui; + +import android.content.Context; +import android.database.Cursor; +import android.text.TextUtils; + +import net.micode.notes.data.Contact; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.tool.DataUtils; + + +public class NoteItemData { + static final String [] PROJECTION = new String [] { + NoteColumns.ID, + NoteColumns.ALERTED_DATE, + NoteColumns.BG_COLOR_ID, + NoteColumns.CREATED_DATE, + NoteColumns.HAS_ATTACHMENT, + NoteColumns.MODIFIED_DATE, + NoteColumns.NOTES_COUNT, + NoteColumns.PARENT_ID, + NoteColumns.SNIPPET, + NoteColumns.TYPE, + NoteColumns.WIDGET_ID, + NoteColumns.WIDGET_TYPE, + }; + //常量标记和数据就不一一标记了，意义翻译基本就知道 + private static final int ID_COLUMN = 0; + private static final int ALERTED_DATE_COLUMN = 1; + private static final int BG_COLOR_ID_COLUMN = 2; + private static final int CREATED_DATE_COLUMN = 3; + private static final int HAS_ATTACHMENT_COLUMN = 4; + private static final int MODIFIED_DATE_COLUMN = 5; + private static final int NOTES_COUNT_COLUMN = 6; + private static final int PARENT_ID_COLUMN = 7; + private static final int SNIPPET_COLUMN = 8; + private static final int TYPE_COLUMN = 9; + private static final int WIDGET_ID_COLUMN = 10; + private static final int WIDGET_TYPE_COLUMN = 11; + + private long mId; + private long mAlertDate; + private int mBgColorId; + private long mCreatedDate; + private boolean mHasAttachment; + private long mModifiedDate; + private int mNotesCount; + private long mParentId; + private String mSnippet; + private int mType; + private int mWidgetId; + private int mWidgetType; + private String mName; + private String mPhoneNumber; + + private boolean mIsLastItem; + private boolean mIsFirstItem; + private boolean mIsOnlyOneItem; + private boolean mIsOneNoteFollowingFolder; + private boolean mIsMultiNotesFollowingFolder; + //初始化NoteItemData，主要利用光标cursor获取的东西 + public NoteItemData(Context context, Cursor cursor) { + //getxxx为转换格式 + mId = cursor.getLong(ID_COLUMN); + mAlertDate = cursor.getLong(ALERTED_DATE_COLUMN); + mBgColorId = cursor.getInt(BG_COLOR_ID_COLUMN); + mCreatedDate = cursor.getLong(CREATED_DATE_COLUMN); + mHasAttachment = (cursor.getInt(HAS_ATTACHMENT_COLUMN) > 0) ? true : false; + mModifiedDate = cursor.getLong(MODIFIED_DATE_COLUMN); + mNotesCount = cursor.getInt(NOTES_COUNT_COLUMN); + mParentId = cursor.getLong(PARENT_ID_COLUMN); + mSnippet = cursor.getString(SNIPPET_COLUMN); + mSnippet = mSnippet.replace(NoteEditActivity.TAG_CHECKED, "").replace( + NoteEditActivity.TAG_UNCHECKED, ""); + mType = cursor.getInt(TYPE_COLUMN); + mWidgetId = cursor.getInt(WIDGET_ID_COLUMN); + mWidgetType = cursor.getInt(WIDGET_TYPE_COLUMN); + + //初始化电话号码的信息 + mPhoneNumber = ""; + if (mParentId == Notes.ID_CALL_RECORD_FOLDER) { + mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId); + if (!TextUtils.isEmpty(mPhoneNumber)) {//mphonenumber里有符合字符串，则用contart功能连接 + mName = Contact.getContact(context, mPhoneNumber); + if (mName == null) { + mName = mPhoneNumber; + } + } + } + + if (mName == null) { + mName = ""; + } + checkPostion(cursor); + } + ///根据鼠标的位置设置标记，和位置 + private void checkPostion(Cursor cursor) { + //初始化几个标记，cursor具体功能笔记中已提到，不一一叙述 + mIsLastItem = cursor.isLast() ? true : false; + mIsFirstItem = cursor.isFirst() ? true : false; + mIsOnlyOneItem = (cursor.getCount() == 1); + //初始化“多重子文件”“单一子文件”2个标记 + mIsMultiNotesFollowingFolder = false; + mIsOneNoteFollowingFolder = false; + + //主要是设置上诉2标记 + if (mType == Notes.TYPE_NOTE && !mIsFirstItem) {//若是note格式并且不是第一个元素 + int position = cursor.getPosition(); + if (cursor.moveToPrevious()) {//获取光标位置后看上一行 + if (cursor.getInt(TYPE_COLUMN) == Notes.TYPE_FOLDER + || cursor.getInt(TYPE_COLUMN) == Notes.TYPE_SYSTEM) {//若光标满足系统或note格式 + if (cursor.getCount() > (position + 1)) { + mIsMultiNotesFollowingFolder = true;//若是数据行数大于但前位置+1则设置成正确 + } else { + mIsOneNoteFollowingFolder = true;//否则单一文件夹标记为true + } + } + if (!cursor.moveToNext()) {//若不能再往下走则报错 + throw new IllegalStateException("cursor move to previous but can't move back"); + } + } + } + } +///以下都是获取标记没什么好说的，不过倒数第二个需要说明下，很具体看下面 + public boolean isOneFollowingFolder() { + return mIsOneNoteFollowingFolder; + } + + public boolean isMultiFollowingFolder() { + return mIsMultiNotesFollowingFolder; + } + + public boolean isLast() { + return mIsLastItem; + } + + public String getCallName() { + return mName; + } + + public boolean isFirst() { + return mIsFirstItem; + } + + public boolean isSingle() { + return mIsOnlyOneItem; + } + + public long getId() { + return mId; + } + + public long getAlertDate() { + return mAlertDate; + } + + public long getCreatedDate() { + return mCreatedDate; + } + + public boolean hasAttachment() { + return mHasAttachment; + } + + public long getModifiedDate() { + return mModifiedDate; + } + + public int getBgColorId() { + return mBgColorId; + } + + public long getParentId() { + return mParentId; + } + + public int getNotesCount() { + return mNotesCount; + } + + public long getFolderId () { + return mParentId; + } + + public int getType() { + return mType; + } + + public int getWidgetType() { + return mWidgetType; + } + + public int getWidgetId() { + return mWidgetId; + } + + public String getSnippet() { + return mSnippet; + } + + public boolean hasAlert() { + return (mAlertDate > 0); + } + + //若数据父id为保存至文件夹模式的id且满足电话号码单元不为空，则isCallRecord为true + public boolean isCallRecord() { + return (mParentId == Notes.ID_CALL_RECORD_FOLDER && !TextUtils.isEmpty(mPhoneNumber)); + } + + public static int getNoteType(Cursor cursor) { + return cursor.getInt(TYPE_COLUMN); + } +} diff --git a/src/net/micode/notes/ui/NotesListActivity.java b/src/net/micode/notes/ui/NotesListActivity.java index 6027cfa..aaf4c7d 100644 --- a/src/net/micode/notes/ui/NotesListActivity.java +++ b/src/net/micode/notes/ui/NotesListActivity.java @@ -14,955 +14,1005 @@ * limitations under the License. */ - package net.micode.notes.ui; - - import android.app.Activity; - import android.app.AlertDialog; - import android.app.Dialog; - import android.appwidget.AppWidgetManager; - import android.content.AsyncQueryHandler; - import android.content.ContentResolver; - import android.content.ContentValues; - import android.content.Context; - import android.content.DialogInterface; - import android.content.Intent; - import android.content.SharedPreferences; - import android.database.Cursor; - import android.os.AsyncTask; - import android.os.Bundle; - import android.preference.PreferenceManager; - import android.text.Editable; - import android.text.TextUtils; - import android.text.TextWatcher; - import android.util.Log; - import android.view.ActionMode; - import android.view.ContextMenu; - import android.view.ContextMenu.ContextMenuInfo; - import android.view.Display; - import android.view.HapticFeedbackConstants; - import android.view.LayoutInflater; - import android.view.Menu; - import android.view.MenuItem; - import android.view.MenuItem.OnMenuItemClickListener; - import android.view.MotionEvent; - import android.view.View; - import android.view.View.OnClickListener; - import android.view.View.OnCreateContextMenuListener; - import android.view.View.OnTouchListener; - import android.view.inputmethod.InputMethodManager; - import android.widget.AdapterView; - import android.widget.AdapterView.OnItemClickListener; - import android.widget.AdapterView.OnItemLongClickListener; - import android.widget.Button; - import android.widget.EditText; - import android.widget.ListView; - import android.widget.PopupMenu; - import android.widget.TextView; - import android.widget.Toast; - - import net.micode.notes.R; - import net.micode.notes.data.Notes; - import net.micode.notes.data.Notes.NoteColumns; - import net.micode.notes.gtask.remote.GTaskSyncService; - import net.micode.notes.model.WorkingNote; - import net.micode.notes.tool.BackupUtils; - import net.micode.notes.tool.DataUtils; - import net.micode.notes.tool.ResourceParser; - import net.micode.notes.ui.NotesListAdapter.AppWidgetAttribute; - import net.micode.notes.widget.NoteWidgetProvider_2x; - import net.micode.notes.widget.NoteWidgetProvider_4x; - - import java.io.BufferedReader; - import java.io.IOException; - import java.io.InputStream; - import java.io.InputStreamReader; - import java.util.HashSet; - - - public class NotesListActivity extends Activity implements OnClickListener, OnItemLongClickListener { - private static final int FOLDER_NOTE_LIST_QUERY_TOKEN = 0; - - private static final int FOLDER_LIST_QUERY_TOKEN = 1; - - private static final int MENU_FOLDER_DELETE = 0; - - private static final int MENU_FOLDER_VIEW = 1; - - private static final int MENU_FOLDER_CHANGE_NAME = 2; - - private static final String PREFERENCE_ADD_INTRODUCTION = "net.micode.notes.introduction"; - - private enum ListEditState { - NOTE_LIST, SUB_FOLDER, CALL_RECORD_FOLDER - }; - - private ListEditState mState; - - private BackgroundQueryHandler mBackgroundQueryHandler; - - private NotesListAdapter mNotesListAdapter; - - private ListView mNotesListView; - - private Button mAddNewNote; - - private boolean mDispatch; - - private int mOriginY; - - private int mDispatchY; - - private TextView mTitleBar; - - private long mCurrentFolderId; - - private ContentResolver mContentResolver; - - private ModeCallback mModeCallBack; - - private static final String TAG = "NotesListActivity"; - - public static final int NOTES_LISTVIEW_SCROLL_RATE = 30; - - private NoteItemData mFocusNoteDataItem; - - private static final String NORMAL_SELECTION = NoteColumns.PARENT_ID + "=?"; - - private static final String ROOT_FOLDER_SELECTION = "(" + NoteColumns.TYPE + "<>" - + Notes.TYPE_SYSTEM + " AND " + NoteColumns.PARENT_ID + "=?)" + " OR (" - + NoteColumns.ID + "=" + Notes.ID_CALL_RECORD_FOLDER + " AND " - + NoteColumns.NOTES_COUNT + ">0)"; - - private final static int REQUEST_CODE_OPEN_NODE = 102; - private final static int REQUEST_CODE_NEW_NODE = 103; - - @Override - - protected void onCreate(final Bundle savedInstanceState) { - super.onCreate(savedInstanceState); - setContentView(R.layout.note_list); - initResources(); - - /** - * Insert an introduction when user firstly use this application - */ - setAppInfoFromRawRes(); - } - - @Override - protected void onActivityResult(int requestCode, int resultCode, Intent data) { - - if (resultCode == RESULT_OK - && (requestCode == REQUEST_CODE_OPEN_NODE || requestCode == REQUEST_CODE_NEW_NODE)) { - mNotesListAdapter.changeCursor(null); - } else { - super.onActivityResult(requestCode, resultCode, data); - } - } - - private void setAppInfoFromRawRes() { - SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this); - if (!sp.getBoolean(PREFERENCE_ADD_INTRODUCTION, false)) { - StringBuilder sb = new StringBuilder(); - InputStream in = null; - try { - in = getResources().openRawResource(R.raw.introduction); - if (in != null) { - InputStreamReader isr = new InputStreamReader(in); - BufferedReader br = new BufferedReader(isr); - char [] buf = new char[1024]; - int len = 0; - while ((len = br.read(buf)) > 0) { - sb.append(buf, 0, len); - } - } else { - Log.e(TAG, "Read introduction file error"); - return; - } - } catch (IOException e) { - e.printStackTrace(); - return; - } finally { - if (in != null) { - try { - in.close(); - } catch (IOException e) { - // TODO Auto-generated catch block - e.printStackTrace(); - } - } - } - - WorkingNote note = WorkingNote.createEmptyNote(this, Notes.ID_ROOT_FOLDER, - AppWidgetManager.INVALID_APPWIDGET_ID, Notes.TYPE_WIDGET_INVALIDE, - ResourceParser.RED); - note.setWorkingText(sb.toString()); - if (note.saveNote()) { - sp.edit().putBoolean(PREFERENCE_ADD_INTRODUCTION, true).commit(); - } else { - Log.e(TAG, "Save introduction note error"); - return; - } - } - } - - @Override - protected void onStart() { - super.onStart(); - startAsyncNotesListQuery(); - } - - private void initResources() { - mContentResolver = this.getContentResolver(); - mBackgroundQueryHandler = new BackgroundQueryHandler(this.getContentResolver()); - mCurrentFolderId = Notes.ID_ROOT_FOLDER; - - mNotesListView = (ListView) findViewById(R.id.notes_list); - mNotesListView.addFooterView(LayoutInflater.from(this).inflate(R.layout.note_list_footer, null), - null, false); - mNotesListView.setOnItemClickListener(new OnListItemClickListener()); - mNotesListView.setOnItemLongClickListener(this); - mNotesListAdapter = new NotesListAdapter(this); - mNotesListView.setAdapter(mNotesListAdapter); - mAddNewNote = (Button) findViewById(R.id.btn_new_note); - mAddNewNote.setOnClickListener(this); - mAddNewNote.setOnTouchListener(new NewNoteOnTouchListener()); - mDispatch = false; - mDispatchY = 0; - mOriginY = 0; - mTitleBar = (TextView) findViewById(R.id.tv_title_bar); - mState = ListEditState.NOTE_LIST; - mModeCallBack = new ModeCallback(); - } - - private class ModeCallback implements ListView.MultiChoiceModeListener, OnMenuItemClickListener { - private DropdownMenu mDropDownMenu; - private ActionMode mActionMode; - private MenuItem mMoveMenu; - - public boolean onCreateActionMode(ActionMode mode, Menu menu) { - getMenuInflater().inflate(R.menu.note_list_options, menu); - menu.findItem(R.id.delete).setOnMenuItemClickListener(this); - mMoveMenu = menu.findItem(R.id.move); - if (mFocusNoteDataItem.getParentId() == Notes.ID_CALL_RECORD_FOLDER - || DataUtils.getUserFolderCount(mContentResolver) == 0) { - mMoveMenu.setVisible(false); - } else { - mMoveMenu.setVisible(true); - mMoveMenu.setOnMenuItemClickListener(this); - } - mActionMode = mode; - mNotesListAdapter.setChoiceMode(true); - mNotesListView.setLongClickable(false); - mAddNewNote.setVisibility(View.GONE); - - View customView = LayoutInflater.from(NotesListActivity.this).inflate( - R.layout.note_list_dropdown_menu, null); - mode.setCustomView(customView); - mDropDownMenu = new DropdownMenu(NotesListActivity.this, - (Button) customView.findViewById(R.id.selection_menu), - R.menu.note_list_dropdown); - mDropDownMenu.setOnDropdownMenuItemClickListener(new PopupMenu.OnMenuItemClickListener(){ - public boolean onMenuItemClick(final MenuItem item) { - mNotesListAdapter.selectAll(!mNotesListAdapter.isAllSelected()); - updateMenu(); - return true; - } - - }); - return true; - } - - - private void updateMenu() { - int selectedCount = mNotesListAdapter.getSelectedCount(); - // Update dropdown menu - String format = getResources().getString(R.string.menu_select_title, selectedCount); - mDropDownMenu.setTitle(format); - MenuItem item = mDropDownMenu.findItem(R.id.action_select_all); - if (item != null) { - if (mNotesListAdapter.isAllSelected()) { - item.setChecked(true); - item.setTitle(R.string.menu_deselect_all); - } else { - item.setChecked(false); - item.setTitle(R.string.menu_select_all); - } - } - } - - public boolean onPrepareActionMode(ActionMode mode, Menu menu) { - // TODO Auto-generated method stub - return false; - } - - public boolean onActionItemClicked(ActionMode mode, MenuItem item) { - // TODO Auto-generated method stub - return false; - } - - public void onDestroyActionMode(ActionMode mode) { - mNotesListAdapter.setChoiceMode(false); - mNotesListView.setLongClickable(true); - mAddNewNote.setVisibility(View.VISIBLE); - } - - public void finishActionMode() { - mActionMode.finish(); - } - - public void onItemCheckedStateChanged(ActionMode mode, int position, long id, - boolean checked) { - mNotesListAdapter.setCheckedItem(position, checked); - updateMenu(); - } - - public boolean onMenuItemClick(MenuItem item) { - if (mNotesListAdapter.getSelectedCount() == 0) { - Toast.makeText(NotesListActivity.this, getString(R.string.menu_select_none), - Toast.LENGTH_SHORT).show(); - return true; - } - - switch (item.getItemId()) { - case R.id.delete: - AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); - builder.setTitle(getString(R.string.alert_title_delete)); - builder.setIcon(android.R.drawable.ic_dialog_alert); - builder.setMessage(getString(R.string.alert_message_delete_notes, - mNotesListAdapter.getSelectedCount())); - builder.setPositiveButton(android.R.string.ok, - new DialogInterface.OnClickListener() { - public void onClick(DialogInterface dialog, - int which) { - batchDelete(); - } - }); - builder.setNegativeButton(android.R.string.cancel, null); - builder.show(); - break; - case R.id.move: - startQueryDestinationFolders(); - break; - default: - return false; - } - return true; - } - } - - private class NewNoteOnTouchListener implements OnTouchListener { - - public boolean onTouch(View v, MotionEvent event) { - switch (event.getAction()) { - case MotionEvent.ACTION_DOWN: { - Display display = getWindowManager().getDefaultDisplay(); - int screenHeight = display.getHeight(); - int newNoteViewHeight = mAddNewNote.getHeight(); - int start = screenHeight - newNoteViewHeight; - int eventY = start + (int) event.getY(); - /** - * Minus TitleBar's height - */ - if (mState == ListEditState.SUB_FOLDER) { - eventY -= mTitleBar.getHeight(); - start -= mTitleBar.getHeight(); - } - /** - * HACKME:When click the transparent part of "New Note" button, dispatch - * the event to the list view behind this button. The transparent part of - * "New Note" button could be expressed by formula y=-0.12x+94锛圲nit:pixel锛� - * and the line top of the button. The coordinate based on left of the "New - * Note" button. The 94 represents maximum height of the transparent part. - * Notice that, if the background of the button changes, the formula should - * also change. This is very bad, just for the UI designer's strong requirement. - */ - if (event.getY() < (event.getX() * (-0.12) + 94)) { - View view = mNotesListView.getChildAt(mNotesListView.getChildCount() - 1 - - mNotesListView.getFooterViewsCount()); - if (view != null && view.getBottom() > start - && (view.getTop() < (start + 94))) { - mOriginY = (int) event.getY(); - mDispatchY = eventY; - event.setLocation(event.getX(), mDispatchY); - mDispatch = true; - return mNotesListView.dispatchTouchEvent(event); - } - } - break; - } - case MotionEvent.ACTION_MOVE: { - if (mDispatch) { - mDispatchY += (int) event.getY() - mOriginY; - event.setLocation(event.getX(), mDispatchY); - return mNotesListView.dispatchTouchEvent(event); - } - break; - } - default: { - if (mDispatch) { - event.setLocation(event.getX(), mDispatchY); - mDispatch = false; - return mNotesListView.dispatchTouchEvent(event); - } - break; - } - } - return false; - } - - }; - - private void startAsyncNotesListQuery() { - String selection = (mCurrentFolderId == Notes.ID_ROOT_FOLDER) ? ROOT_FOLDER_SELECTION - : NORMAL_SELECTION; - mBackgroundQueryHandler.startQuery(FOLDER_NOTE_LIST_QUERY_TOKEN, null, - Notes.CONTENT_NOTE_URI, NoteItemData.PROJECTION, selection, new String[] { - String.valueOf(mCurrentFolderId) - }, NoteColumns.TYPE + " DESC," + NoteColumns.MODIFIED_DATE + " DESC"); - } - - private final class BackgroundQueryHandler extends AsyncQueryHandler { - public BackgroundQueryHandler(ContentResolver contentResolver) { - super(contentResolver); - } - - @Override - protected void onQueryComplete(int token, Object cookie, Cursor cursor) { - switch (token) { - case FOLDER_NOTE_LIST_QUERY_TOKEN: - mNotesListAdapter.changeCursor(cursor); - break; - case FOLDER_LIST_QUERY_TOKEN: - if (cursor != null && cursor.getCount() > 0) { - showFolderListMenu(cursor); - } else { - Log.e(TAG, "Query folder failed"); - } - break; - default: - return; - } - } - } - - private void showFolderListMenu(Cursor cursor) { - AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); - builder.setTitle(R.string.menu_title_select_folder); - final FoldersListAdapter adapter = new FoldersListAdapter(this, cursor); - builder.setAdapter(adapter, new DialogInterface.OnClickListener() { - - public void onClick(DialogInterface dialog, int which) { - DataUtils.batchMoveToFolder(mContentResolver, - mNotesListAdapter.getSelectedItemIds(), adapter.getItemId(which)); - Toast.makeText( - NotesListActivity.this, - getString(R.string.format_move_notes_to_folder, - mNotesListAdapter.getSelectedCount(), - adapter.getFolderName(NotesListActivity.this, which)), - Toast.LENGTH_SHORT).show(); - mModeCallBack.finishActionMode(); - } - }); - builder.show(); - } - - private void createNewNote() { - Intent intent = new Intent(this, NoteEditActivity.class); - intent.setAction(Intent.ACTION_INSERT_OR_EDIT); - intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mCurrentFolderId); - this.startActivityForResult(intent, REQUEST_CODE_NEW_NODE); - } - - private void batchDelete() { - new AsyncTask>() { - protected HashSet doInBackground(Void... unused) { - HashSet widgets = mNotesListAdapter.getSelectedWidget(); - if (!isSyncMode()) { - // if not synced, delete notes directly - if (DataUtils.batchDeleteNotes(mContentResolver, mNotesListAdapter - .getSelectedItemIds())) { - } else { - Log.e(TAG, "Delete notes error, should not happens"); - } - } else { - // in sync mode, we'll move the deleted note into the trash - // folder - if (!DataUtils.batchMoveToFolder(mContentResolver, mNotesListAdapter - .getSelectedItemIds(), Notes.ID_TRASH_FOLER)) { - Log.e(TAG, "Move notes to trash folder error, should not happens"); - } - } - return widgets; - } - - @Override - protected void onPostExecute(HashSet widgets) { - if (widgets != null) { - for (AppWidgetAttribute widget : widgets) { - if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID - && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { - updateWidget(widget.widgetId, widget.widgetType); - } - } - } - mModeCallBack.finishActionMode(); - } - }.execute(); - } - - private void deleteFolder(long folderId) { - if (folderId == Notes.ID_ROOT_FOLDER) { - Log.e(TAG, "Wrong folder id, should not happen " + folderId); - return; - } - - HashSet ids = new HashSet(); - ids.add(folderId); - HashSet widgets = DataUtils.getFolderNoteWidget(mContentResolver, - folderId); - if (!isSyncMode()) { - // if not synced, delete folder directly - DataUtils.batchDeleteNotes(mContentResolver, ids); - } else { - // in sync mode, we'll move the deleted folder into the trash folder - DataUtils.batchMoveToFolder(mContentResolver, ids, Notes.ID_TRASH_FOLER); - } - if (widgets != null) { - for (AppWidgetAttribute widget : widgets) { - if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID - && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { - updateWidget(widget.widgetId, widget.widgetType); - } - } - } - } - - private void openNode(NoteItemData data) { - Intent intent = new Intent(this, NoteEditActivity.class); - intent.setAction(Intent.ACTION_VIEW); - intent.putExtra(Intent.EXTRA_UID, data.getId()); - this.startActivityForResult(intent, REQUEST_CODE_OPEN_NODE); - } - - private void openFolder(NoteItemData data) { - mCurrentFolderId = data.getId(); - startAsyncNotesListQuery(); - if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) { - mState = ListEditState.CALL_RECORD_FOLDER; - mAddNewNote.setVisibility(View.GONE); - } else { - mState = ListEditState.SUB_FOLDER; - } - if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) { - mTitleBar.setText(R.string.call_record_folder_name); - } else { - mTitleBar.setText(data.getSnippet()); - } - mTitleBar.setVisibility(View.VISIBLE); - } - - public void onClick(View v) { - switch (v.getId()) { - case R.id.btn_new_note: - createNewNote(); - break; - default: - break; - } - } - - private void showSoftInput() { - InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); - if (inputMethodManager != null) { - inputMethodManager.toggleSoftInput(InputMethodManager.SHOW_FORCED, 0); - } - } - - private void hideSoftInput(View view) { - InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); - inputMethodManager.hideSoftInputFromWindow(view.getWindowToken(), 0); - } - - private void showCreateOrModifyFolderDialog(final boolean create) { - final AlertDialog.Builder builder = new AlertDialog.Builder(this); - View view = LayoutInflater.from(this).inflate(R.layout.dialog_edit_text, null); - final EditText etName = (EditText) view.findViewById(R.id.et_foler_name); - showSoftInput(); - if (!create) { - if (mFocusNoteDataItem != null) { - etName.setText(mFocusNoteDataItem.getSnippet()); - builder.setTitle(getString(R.string.menu_folder_change_name)); - } else { - Log.e(TAG, "The long click data item is null"); - return; - } - } else { - etName.setText(""); - builder.setTitle(this.getString(R.string.menu_create_folder)); - } - - builder.setPositiveButton(android.R.string.ok, null); - builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { - public void onClick(DialogInterface dialog, int which) { - hideSoftInput(etName); - } - }); - - final Dialog dialog = builder.setView(view).show(); - final Button positive = (Button)dialog.findViewById(android.R.id.button1); - positive.setOnClickListener(new OnClickListener() { - public void onClick(View v) { - hideSoftInput(etName); - String name = etName.getText().toString(); - if (DataUtils.checkVisibleFolderName(mContentResolver, name)) { - Toast.makeText(NotesListActivity.this, getString(R.string.folder_exist, name), - Toast.LENGTH_LONG).show(); - etName.setSelection(0, etName.length()); - return; - } - if (!create) { - if (!TextUtils.isEmpty(name)) { - ContentValues values = new ContentValues(); - values.put(NoteColumns.SNIPPET, name); - values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); - values.put(NoteColumns.LOCAL_MODIFIED, 1); - mContentResolver.update(Notes.CONTENT_NOTE_URI, values, NoteColumns.ID - + "=?", new String[] { - String.valueOf(mFocusNoteDataItem.getId()) - }); - } - } else if (!TextUtils.isEmpty(name)) { - ContentValues values = new ContentValues(); - values.put(NoteColumns.SNIPPET, name); - values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); - mContentResolver.insert(Notes.CONTENT_NOTE_URI, values); - } - dialog.dismiss(); - } - }); - - if (TextUtils.isEmpty(etName.getText())) { - positive.setEnabled(false); - } - /** - * When the name edit text is null, disable the positive button - */ - etName.addTextChangedListener(new TextWatcher() { - public void beforeTextChanged(CharSequence s, int start, int count, int after) { - // TODO Auto-generated method stub - - } - - public void onTextChanged(CharSequence s, int start, int before, int count) { - if (TextUtils.isEmpty(etName.getText())) { - positive.setEnabled(false); - } else { - positive.setEnabled(true); - } - } - - public void afterTextChanged(Editable s) { - // TODO Auto-generated method stub - - } - }); - } - - @Override - public void onBackPressed() { switch (mState) { - case SUB_FOLDER: - mCurrentFolderId = Notes.ID_ROOT_FOLDER; - mState = ListEditState.NOTE_LIST; - startAsyncNotesListQuery(); - mTitleBar.setVisibility(View.GONE); - break; - case CALL_RECORD_FOLDER: - mCurrentFolderId = Notes.ID_ROOT_FOLDER; - mState = ListEditState.NOTE_LIST; - mAddNewNote.setVisibility(View.VISIBLE); - mTitleBar.setVisibility(View.GONE); - startAsyncNotesListQuery(); - break; - case NOTE_LIST: - super.onBackPressed(); - break; - default: - break; - } - } - - - private void updateWidget(int appWidgetId, int appWidgetType) { - Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); - if (appWidgetType == Notes.TYPE_WIDGET_2X) { - intent.setClass(this, NoteWidgetProvider_2x.class); - } else if (appWidgetType == Notes.TYPE_WIDGET_4X) { - intent.setClass(this, NoteWidgetProvider_4x.class); - } else { - Log.e(TAG, "Unspported widget type"); - return; - } - - intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] { - appWidgetId - }); - - sendBroadcast(intent); - setResult(RESULT_OK, intent); - } - - - private final OnCreateContextMenuListener mFolderOnCreateContextMenuListener = new OnCreateContextMenuListener() { - public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { - if (mFocusNoteDataItem != null) { - menu.setHeaderTitle(mFocusNoteDataItem.getSnippet()); - menu.add(0, MENU_FOLDER_VIEW, 0, R.string.menu_folder_view); - menu.add(0, MENU_FOLDER_DELETE, 0, R.string.menu_folder_delete); - menu.add(0, MENU_FOLDER_CHANGE_NAME, 0, R.string.menu_folder_change_name); - } - } - }; - - @Override - public void onContextMenuClosed(Menu menu) { - if (mNotesListView != null) { - mNotesListView.setOnCreateContextMenuListener(null); - } - super.onContextMenuClosed(menu); - } - - - @Override - public boolean onContextItemSelected(MenuItem item) { - if (mFocusNoteDataItem == null) { - Log.e(TAG, "The long click data item is null"); - return false; - } - switch (item.getItemId()) { - case MENU_FOLDER_VIEW: - openFolder(mFocusNoteDataItem); - break; - case MENU_FOLDER_DELETE: - AlertDialog.Builder builder = new AlertDialog.Builder(this); - builder.setTitle(getString(R.string.alert_title_delete)); - builder.setIcon(android.R.drawable.ic_dialog_alert); - builder.setMessage(getString(R.string.alert_message_delete_folder)); - builder.setPositiveButton(android.R.string.ok, - new DialogInterface.OnClickListener() { - public void onClick(DialogInterface dialog, int which) { - deleteFolder(mFocusNoteDataItem.getId()); - } - }); - builder.setNegativeButton(android.R.string.cancel, null); - builder.show(); - break; - case MENU_FOLDER_CHANGE_NAME: - showCreateOrModifyFolderDialog(false); - break; - default: - break; - } - - return true; - } - - @Override - public boolean onPrepareOptionsMenu(Menu menu) { - menu.clear(); - if (mState == ListEditState.NOTE_LIST) { - getMenuInflater().inflate(R.menu.note_list, menu); - // set sync or sync_cancel - menu.findItem(R.id.menu_sync).setTitle( - GTaskSyncService.isSyncing() ? R.string.menu_sync_cancel : R.string.menu_sync); - } else if (mState == ListEditState.SUB_FOLDER) { - getMenuInflater().inflate(R.menu.sub_folder, menu); - } else if (mState == ListEditState.CALL_RECORD_FOLDER) { - getMenuInflater().inflate(R.menu.call_record_folder, menu); - } else { - Log.e(TAG, "Wrong state:" + mState); - } - return true; - } - - @Override - public boolean onOptionsItemSelected(MenuItem item) { - switch (item.getItemId()) { - case R.id.menu_new_folder: { - showCreateOrModifyFolderDialog(true); - break; - } - case R.id.menu_export_text: { - exportNoteToText(); - break; - } - case R.id.menu_sync: { - if (isSyncMode()) { - if (TextUtils.equals(item.getTitle(), getString(R.string.menu_sync))) { - GTaskSyncService.startSync(this); - } else { - GTaskSyncService.cancelSync(this); - } - } else { - startPreferenceActivity(); - } - break; - } - case R.id.menu_setting: { - startPreferenceActivity(); - break; - } - case R.id.menu_new_note: { - createNewNote(); - break; - } - case R.id.menu_search: - onSearchRequested(); - break; - default: - break; - } - return true; - } - - - @Override - public boolean onSearchRequested() { - startSearch(null, false, null /* appData */, false); - return true; - } - - - private void exportNoteToText() { - final BackupUtils backup = BackupUtils.getInstance(NotesListActivity.this); - new AsyncTask() { - - @Override - protected Integer doInBackground(Void... unused) { - return backup.exportToText(); - } - - @Override - protected void onPostExecute(Integer result) { - if (result == BackupUtils.STATE_SD_CARD_UNMOUONTED) { - AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); - builder.setTitle(NotesListActivity.this - .getString(R.string.failed_sdcard_export)); - builder.setMessage(NotesListActivity.this - .getString(R.string.error_sdcard_unmounted)); - builder.setPositiveButton(android.R.string.ok, null); - builder.show(); - } else if (result == BackupUtils.STATE_SUCCESS) { - AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); - builder.setTitle(NotesListActivity.this - .getString(R.string.success_sdcard_export)); - builder.setMessage(NotesListActivity.this.getString( - R.string.format_exported_file_location, backup - .getExportedTextFileName(), backup.getExportedTextFileDir())); - builder.setPositiveButton(android.R.string.ok, null); - builder.show(); - } else if (result == BackupUtils.STATE_SYSTEM_ERROR) { - AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); - builder.setTitle(NotesListActivity.this - .getString(R.string.failed_sdcard_export)); - builder.setMessage(NotesListActivity.this - .getString(R.string.error_sdcard_export)); - builder.setPositiveButton(android.R.string.ok, null); - builder.show(); - } - } - - }.execute(); - } - - - private boolean isSyncMode() { - return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0; - } - - - private void startPreferenceActivity() { - Activity from = getParent() != null ? getParent() : this; - Intent intent = new Intent(from, NotesPreferenceActivity.class); - from.startActivityIfNeeded(intent, -1); - } - - - private class OnListItemClickListener implements OnItemClickListener { - - public void onItemClick(AdapterView parent, View view, int position, long id) { - if (view instanceof NotesListItem) { - NoteItemData item = ((NotesListItem) view).getItemData(); - if (mNotesListAdapter.isInChoiceMode()) { - if (item.getType() == Notes.TYPE_NOTE) { - position = position - mNotesListView.getHeaderViewsCount(); - mModeCallBack.onItemCheckedStateChanged(null, position, id, - !mNotesListAdapter.isSelectedItem(position)); - } - return; - } - - switch (mState) { - case NOTE_LIST: - if (item.getType() == Notes.TYPE_FOLDER - || item.getType() == Notes.TYPE_SYSTEM) { - openFolder(item); - } else if (item.getType() == Notes.TYPE_NOTE) { - openNode(item); - } else { - Log.e(TAG, "Wrong note type in NOTE_LIST"); - } - break; - case SUB_FOLDER: - case CALL_RECORD_FOLDER: - if (item.getType() == Notes.TYPE_NOTE) { - openNode(item); - } else { - Log.e(TAG, "Wrong note type in SUB_FOLDER"); - } - break; - default: - break; - } - } - } - - } - - - private void startQueryDestinationFolders() { - String selection = NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>? AND " + NoteColumns.ID + "<>?"; - selection = (mState == ListEditState.NOTE_LIST) ? selection: - "(" + selection + ") OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")"; - - mBackgroundQueryHandler.startQuery(FOLDER_LIST_QUERY_TOKEN, - null, - Notes.CONTENT_NOTE_URI, - FoldersListAdapter.PROJECTION, - selection, - new String[] { - String.valueOf(Notes.TYPE_FOLDER), - String.valueOf(Notes.ID_TRASH_FOLER), - String.valueOf(mCurrentFolderId) - }, - NoteColumns.MODIFIED_DATE + " DESC"); - } - - - public boolean onItemLongClick(AdapterView parent, View view, int position, long id) { - if (view instanceof NotesListItem) { - mFocusNoteDataItem = ((NotesListItem) view).getItemData(); - if (mFocusNoteDataItem.getType() == Notes.TYPE_NOTE && !mNotesListAdapter.isInChoiceMode()) { - if (mNotesListView.startActionMode(mModeCallBack) != null) { - mModeCallBack.onItemCheckedStateChanged(null, position, id, true); - mNotesListView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS); - } else { - Log.e(TAG, "startActionMode fails"); - } - } else if (mFocusNoteDataItem.getType() == Notes.TYPE_FOLDER) { - mNotesListView.setOnCreateContextMenuListener(mFolderOnCreateContextMenuListener); - } - } - return false; - } - } \ No newline at end of file +package net.micode.notes.ui; + +import android.app.Activity; +import android.app.AlertDialog; +import android.app.Dialog; +import android.appwidget.AppWidgetManager; +import android.content.AsyncQueryHandler; +import android.content.ContentResolver; +import android.content.ContentValues; +import android.content.Context; +import android.content.DialogInterface; +import android.content.Intent; +import android.content.SharedPreferences; +import android.database.Cursor; +import android.os.AsyncTask; +import android.os.Bundle; +import android.preference.PreferenceManager; +import android.text.Editable; +import android.text.TextUtils; +import android.text.TextWatcher; +import android.util.Log; +import android.view.ActionMode; +import android.view.ContextMenu; +import android.view.ContextMenu.ContextMenuInfo; +import android.view.Display; +import android.view.HapticFeedbackConstants; +import android.view.LayoutInflater; +import android.view.Menu; +import android.view.MenuItem; +import android.view.MenuItem.OnMenuItemClickListener; +import android.view.MotionEvent; +import android.view.View; +import android.view.View.OnClickListener; +import android.view.View.OnCreateContextMenuListener; +import android.view.View.OnTouchListener; +import android.view.inputmethod.InputMethodManager; +import android.widget.AdapterView; +import android.widget.AdapterView.OnItemClickListener; +import android.widget.AdapterView.OnItemLongClickListener; +import android.widget.Button; +import android.widget.EditText; +import android.widget.ListView; +import android.widget.PopupMenu; +import android.widget.TextView; +import android.widget.Toast; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; +import net.micode.notes.gtask.remote.GTaskSyncService; +import net.micode.notes.model.WorkingNote; +import net.micode.notes.tool.BackupUtils; +import net.micode.notes.tool.DataUtils; +import net.micode.notes.tool.ResourceParser; +import net.micode.notes.ui.NotesListAdapter.AppWidgetAttribute; +import net.micode.notes.widget.NoteWidgetProvider_2x; +import net.micode.notes.widget.NoteWidgetProvider_4x; + +import java.io.BufferedReader; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.util.HashSet; +//主界面，一进入就是这个界面 +/** + * @author k + * + */ +public class NotesListActivity extends Activity implements OnClickListener, OnItemLongClickListener { //没有用特定的标签加注释。。。感觉没有什么用 + private static final int FOLDER_NOTE_LIST_QUERY_TOKEN = 0; + + private static final int FOLDER_LIST_QUERY_TOKEN = 1; + + private static final int MENU_FOLDER_DELETE = 0; + + private static final int MENU_FOLDER_VIEW = 1; + + private static final int MENU_FOLDER_CHANGE_NAME = 2; + + private static final String PREFERENCE_ADD_INTRODUCTION = "net.micode.notes.introduction"; //单行超过80个字符 + + private enum ListEditState { + NOTE_LIST, SUB_FOLDER, CALL_RECORD_FOLDER + }; + + private ListEditState mState; + + private BackgroundQueryHandler mBackgroundQueryHandler; + + private NotesListAdapter mNotesListAdapter; + + private ListView mNotesListView; + + private Button mAddNewNote; + + private boolean mDispatch; + + private int mOriginY; + + private int mDispatchY; + + private TextView mTitleBar; + + private long mCurrentFolderId; + + private ContentResolver mContentResolver; + + private ModeCallback mModeCallBack; + + private static final String TAG = "NotesListActivity"; + + public static final int NOTES_LISTVIEW_SCROLL_RATE = 30; + + private NoteItemData mFocusNoteDataItem; + + private static final String NORMAL_SELECTION = NoteColumns.PARENT_ID + "=?"; + + private static final String ROOT_FOLDER_SELECTION = "(" + NoteColumns.TYPE + "<>" + + Notes.TYPE_SYSTEM + " AND " + NoteColumns.PARENT_ID + "=?)" + " OR (" + + NoteColumns.ID + "=" + Notes.ID_CALL_RECORD_FOLDER + " AND " + + NoteColumns.NOTES_COUNT + ">0)"; + + private final static int REQUEST_CODE_OPEN_NODE = 102; + private final static int REQUEST_CODE_NEW_NODE = 103; + + @Override + // 创建类 + protected void onCreate(final Bundle savedInstanceState) { //需要是final类型 根据程序上下文环境，Java关键字final有“这是无法改变的”或者“终态的”含义，它可以修饰非抽象类、非抽象类成员方法和变量。你可能出于两种理解而需要阻止改变：设计或效率。 + // final类不能被继承，没有子类，final类中的方法默认是final的。 + //final方法不能被子类的方法覆盖，但可以被继承。 + //final成员变量表示常量，只能被赋值一次，赋值后值不再改变。 + //final不能用于修饰构造方法。 + super.onCreate(savedInstanceState); // 调用父类的onCreate函数 + setContentView(R.layout.note_list); + initResources(); + + /** + * Insert an introduction when user firstly use this application + */ + setAppInfoFromRawRes(); + } + + @Override + // 返回一些子模块完成的数据交给主Activity处理 + protected void onActivityResult(int requestCode, int resultCode, Intent data) { + // 结果值 和 要求值 符合要求 + if (resultCode == RESULT_OK + && (requestCode == REQUEST_CODE_OPEN_NODE || requestCode == REQUEST_CODE_NEW_NODE)) { + mNotesListAdapter.changeCursor(null); + } else { + super.onActivityResult(requestCode, resultCode, data); + // 调用 Activity 的onActivityResult（） + } + } + + private void setAppInfoFromRawRes() { + // Android平台给我们提供了一个SharedPreferences类，它是一个轻量级的存储类，特别适合用于保存软件配置参数。 + SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(this); + if (!sp.getBoolean(PREFERENCE_ADD_INTRODUCTION, false)) { + StringBuilder sb = new StringBuilder(); + InputStream in = null; + try { + // 把资源文件放到应用程序的/raw/raw下，那么就可以在应用中使用getResources获取资源后, + // 以openRawResource方法（不带后缀的资源文件名）打开这个文件。 + in = getResources().openRawResource(R.raw.introduction); + if (in != null) { + InputStreamReader isr = new InputStreamReader(in); + BufferedReader br = new BufferedReader(isr); + char [] buf = new char[1024]; // 自行定义的数值，使用者不知道有什么意义 + int len = 0; + while ((len = br.read(buf)) > 0) { + sb.append(buf, 0, len); + } + } else { + Log.e(TAG, "Read introduction file error"); + return; + } + } catch (IOException e) { + e.printStackTrace(); + return; + } finally { + if (in != null) { + try { + in.close(); + } catch (IOException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } + } + } + + // 创建空的WorkingNote + WorkingNote note = WorkingNote.createEmptyNote(this, Notes.ID_ROOT_FOLDER, + AppWidgetManager.INVALID_APPWIDGET_ID, Notes.TYPE_WIDGET_INVALIDE, + ResourceParser.RED); + note.setWorkingText(sb.toString()); + if (note.saveNote()) { + // 更新保存note的信息 + sp.edit().putBoolean(PREFERENCE_ADD_INTRODUCTION, true).commit(); + } else { + Log.e(TAG, "Save introduction note error"); + return; + } + } + } + + @Override + protected void onStart() { + super.onStart(); + startAsyncNotesListQuery(); + } + + // 初始化资源 + private void initResources() { + mContentResolver = this.getContentResolver(); // 获取应用程序的数据，得到类似数据表的东西 + mBackgroundQueryHandler = new BackgroundQueryHandler(this.getContentResolver()); + mCurrentFolderId = Notes.ID_ROOT_FOLDER; + + // findViewById 是安卓编程的定位函数，主要是引用.R文件里的引用名 + mNotesListView = (ListView) findViewById(R.id.notes_list); // 绑定XML中的ListView，作为Item的容器 + mNotesListView.addFooterView(LayoutInflater.from(this).inflate(R.layout.note_list_footer, null), + null, false); + mNotesListView.setOnItemClickListener(new OnListItemClickListener()); + mNotesListView.setOnItemLongClickListener(this); + mNotesListAdapter = new NotesListAdapter(this); + mNotesListView.setAdapter(mNotesListAdapter); + mAddNewNote = (Button) findViewById(R.id.btn_new_note);// 在activity中要获取该按钮 + mAddNewNote.setOnClickListener(this); + mAddNewNote.setOnTouchListener(new NewNoteOnTouchListener()); + mDispatch = false; + mDispatchY = 0; + mOriginY = 0; + mTitleBar = (TextView) findViewById(R.id.tv_title_bar); + mState = ListEditState.NOTE_LIST; + mModeCallBack = new ModeCallback(); + } + + // 继承自ListView.MultiChoiceModeListener 和 OnMenuItemClickListener + private class ModeCallback implements ListView.MultiChoiceModeListener, OnMenuItemClickListener { + private DropdownMenu mDropDownMenu; + private ActionMode mActionMode; + private MenuItem mMoveMenu; + + public boolean onCreateActionMode(ActionMode mode, Menu menu) { + getMenuInflater().inflate(R.menu.note_list_options, menu); + menu.findItem(R.id.delete).setOnMenuItemClickListener(this); + mMoveMenu = menu.findItem(R.id.move); + if (mFocusNoteDataItem.getParentId() == Notes.ID_CALL_RECORD_FOLDER + || DataUtils.getUserFolderCount(mContentResolver) == 0) { + mMoveMenu.setVisible(false); + } else { + mMoveMenu.setVisible(true); + mMoveMenu.setOnMenuItemClickListener(this); + } + mActionMode = mode; + mNotesListAdapter.setChoiceMode(true); + mNotesListView.setLongClickable(false); + mAddNewNote.setVisibility(View.GONE); + + View customView = LayoutInflater.from(NotesListActivity.this).inflate( + R.layout.note_list_dropdown_menu, null); + mode.setCustomView(customView); + mDropDownMenu = new DropdownMenu(NotesListActivity.this, + (Button) customView.findViewById(R.id.selection_menu), + R.menu.note_list_dropdown); + mDropDownMenu.setOnDropdownMenuItemClickListener(new PopupMenu.OnMenuItemClickListener(){ + public boolean onMenuItemClick(final MenuItem item) { + mNotesListAdapter.selectAll(!mNotesListAdapter.isAllSelected()); + updateMenu(); + return true; + } + + }); + return true; + } + + // 更新菜单 + private void updateMenu() { + int selectedCount = mNotesListAdapter.getSelectedCount(); + // Update dropdown menu + String format = getResources().getString(R.string.menu_select_title, selectedCount); + mDropDownMenu.setTitle(format); // 更改标题 + MenuItem item = mDropDownMenu.findItem(R.id.action_select_all); + if (item != null) { + if (mNotesListAdapter.isAllSelected()) { + item.setChecked(true); + item.setTitle(R.string.menu_deselect_all); + } else { + item.setChecked(false); + item.setTitle(R.string.menu_select_all); + } + } + } + + public boolean onPrepareActionMode(ActionMode mode, Menu menu) { + // TODO Auto-generated method stub + return false; + } + + public boolean onActionItemClicked(ActionMode mode, MenuItem item) { + // TODO Auto-generated method stub + return false; + } + + public void onDestroyActionMode(ActionMode mode) { + mNotesListAdapter.setChoiceMode(false); + mNotesListView.setLongClickable(true); + mAddNewNote.setVisibility(View.VISIBLE); + } + + public void finishActionMode() { + mActionMode.finish(); + } + + public void onItemCheckedStateChanged(ActionMode mode, int position, long id, + boolean checked) { + mNotesListAdapter.setCheckedItem(position, checked); + updateMenu(); + } + + public boolean onMenuItemClick(MenuItem item) { + if (mNotesListAdapter.getSelectedCount() == 0) { + Toast.makeText(NotesListActivity.this, getString(R.string.menu_select_none), + Toast.LENGTH_SHORT).show(); + return true; + } + + switch (item.getItemId()) { + case R.id.delete: + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(getString(R.string.alert_title_delete)); + builder.setIcon(android.R.drawable.ic_dialog_alert); + builder.setMessage(getString(R.string.alert_message_delete_notes, + mNotesListAdapter.getSelectedCount())); + builder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, + int which) { + batchDelete(); + } + }); + builder.setNegativeButton(android.R.string.cancel, null); + builder.show(); + break; + case R.id.move: + startQueryDestinationFolders(); + break; + default: + return false; + } + return true; + } + } + + private class NewNoteOnTouchListener implements OnTouchListener { + + public boolean onTouch(View v, MotionEvent event) { + switch (event.getAction()) { + case MotionEvent.ACTION_DOWN: { + Display display = getWindowManager().getDefaultDisplay(); + int screenHeight = display.getHeight(); + int newNoteViewHeight = mAddNewNote.getHeight(); + int start = screenHeight - newNoteViewHeight; + int eventY = start + (int) event.getY(); + /** + * Minus TitleBar's height + */ + if (mState == ListEditState.SUB_FOLDER) { + eventY -= mTitleBar.getHeight(); + start -= mTitleBar.getHeight(); + } + /** + * HACKME:When click the transparent part of "New Note" button, dispatch + * the event to the list view behind this button. The transparent part of + * "New Note" button could be expressed by formula y=-0.12x+94锛圲nit:pixel锛� + * and the line top of the button. The coordinate based on left of the "New + * Note" button. The 94 represents maximum height of the transparent part. + * Notice that, if the background of the button changes, the formula should + * also change. This is very bad, just for the UI designer's strong requirement. + */ + if (event.getY() < (event.getX() * (-0.12) + 94)) { + View view = mNotesListView.getChildAt(mNotesListView.getChildCount() - 1 + - mNotesListView.getFooterViewsCount()); + if (view != null && view.getBottom() > start + && (view.getTop() < (start + 94))) { + mOriginY = (int) event.getY(); + mDispatchY = eventY; + event.setLocation(event.getX(), mDispatchY); + mDispatch = true; + return mNotesListView.dispatchTouchEvent(event); + } + } + break; + } + case MotionEvent.ACTION_MOVE: { + if (mDispatch) { + mDispatchY += (int) event.getY() - mOriginY; + event.setLocation(event.getX(), mDispatchY); + return mNotesListView.dispatchTouchEvent(event); + } + break; + } + default: { + if (mDispatch) { + event.setLocation(event.getX(), mDispatchY); + mDispatch = false; + return mNotesListView.dispatchTouchEvent(event); + } + break; + } + } + return false; + } + + }; + + private void startAsyncNotesListQuery() { + String selection = (mCurrentFolderId == Notes.ID_ROOT_FOLDER) ? ROOT_FOLDER_SELECTION + : NORMAL_SELECTION; + mBackgroundQueryHandler.startQuery(FOLDER_NOTE_LIST_QUERY_TOKEN, null, + Notes.CONTENT_NOTE_URI, NoteItemData.PROJECTION, selection, new String[] { + String.valueOf(mCurrentFolderId) + }, NoteColumns.TYPE + " DESC," + NoteColumns.MODIFIED_DATE + " DESC"); + } + + private final class BackgroundQueryHandler extends AsyncQueryHandler { + public BackgroundQueryHandler(ContentResolver contentResolver) { + super(contentResolver); + } + + @Override + protected void onQueryComplete(int token, Object cookie, Cursor cursor) { + switch (token) { + case FOLDER_NOTE_LIST_QUERY_TOKEN: + mNotesListAdapter.changeCursor(cursor); + break; + case FOLDER_LIST_QUERY_TOKEN: + if (cursor != null && cursor.getCount() > 0) { + showFolderListMenu(cursor); + } else { + Log.e(TAG, "Query folder failed"); + } + break; + default: + return; + } + } + } + + private void showFolderListMenu(Cursor cursor) { + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(R.string.menu_title_select_folder); + final FoldersListAdapter adapter = new FoldersListAdapter(this, cursor); + builder.setAdapter(adapter, new DialogInterface.OnClickListener() { + + public void onClick(DialogInterface dialog, int which) { + DataUtils.batchMoveToFolder(mContentResolver, + mNotesListAdapter.getSelectedItemIds(), adapter.getItemId(which)); + Toast.makeText( + NotesListActivity.this, + getString(R.string.format_move_notes_to_folder, + mNotesListAdapter.getSelectedCount(), + adapter.getFolderName(NotesListActivity.this, which)), + Toast.LENGTH_SHORT).show(); + mModeCallBack.finishActionMode(); + } + }); + builder.show(); + } + + private void createNewNote() { + Intent intent = new Intent(this, NoteEditActivity.class); + intent.setAction(Intent.ACTION_INSERT_OR_EDIT); + intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mCurrentFolderId); + this.startActivityForResult(intent, REQUEST_CODE_NEW_NODE); + } + + private void batchDelete() { + new AsyncTask>() { + protected HashSet doInBackground(Void... unused) { + HashSet widgets = mNotesListAdapter.getSelectedWidget(); + if (!isSyncMode()) { + // if not synced, delete notes directly + if (DataUtils.batchDeleteNotes(mContentResolver, mNotesListAdapter + .getSelectedItemIds())) { + } else { + Log.e(TAG, "Delete notes error, should not happens"); + } + } else { + // in sync mode, we'll move the deleted note into the trash + // folder + if (!DataUtils.batchMoveToFolder(mContentResolver, mNotesListAdapter + .getSelectedItemIds(), Notes.ID_TRASH_FOLER)) { + Log.e(TAG, "Move notes to trash folder error, should not happens"); + } + } + return widgets; + } + + @Override + protected void onPostExecute(HashSet widgets) { + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); + } + } + } + mModeCallBack.finishActionMode(); + } + }.execute(); + } + + private void deleteFolder(long folderId) { + if (folderId == Notes.ID_ROOT_FOLDER) { + Log.e(TAG, "Wrong folder id, should not happen " + folderId); + return; + } + + HashSet ids = new HashSet(); + ids.add(folderId); + HashSet widgets = DataUtils.getFolderNoteWidget(mContentResolver, + folderId); + if (!isSyncMode()) { + // if not synced, delete folder directly + DataUtils.batchDeleteNotes(mContentResolver, ids); + } else { + // in sync mode, we'll move the deleted folder into the trash folder + DataUtils.batchMoveToFolder(mContentResolver, ids, Notes.ID_TRASH_FOLER); + } + if (widgets != null) { + for (AppWidgetAttribute widget : widgets) { + if (widget.widgetId != AppWidgetManager.INVALID_APPWIDGET_ID + && widget.widgetType != Notes.TYPE_WIDGET_INVALIDE) { + updateWidget(widget.widgetId, widget.widgetType); + } + } + } + } + + private void openNode(NoteItemData data) { + Intent intent = new Intent(this, NoteEditActivity.class); + intent.setAction(Intent.ACTION_VIEW); + intent.putExtra(Intent.EXTRA_UID, data.getId()); + this.startActivityForResult(intent, REQUEST_CODE_OPEN_NODE); + } + + private void openFolder(NoteItemData data) { + mCurrentFolderId = data.getId(); + startAsyncNotesListQuery(); + if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) { + mState = ListEditState.CALL_RECORD_FOLDER; + mAddNewNote.setVisibility(View.GONE); + } else { + mState = ListEditState.SUB_FOLDER; + } + if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) { + mTitleBar.setText(R.string.call_record_folder_name); + } else { + mTitleBar.setText(data.getSnippet()); + } + mTitleBar.setVisibility(View.VISIBLE); + } + + public void onClick(View v) { + switch (v.getId()) { + case R.id.btn_new_note: + createNewNote(); + break; + default: + break; + } + } + + private void showSoftInput() { + InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); + if (inputMethodManager != null) { + inputMethodManager.toggleSoftInput(InputMethodManager.SHOW_FORCED, 0); + } + } + + private void hideSoftInput(View view) { + InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); + inputMethodManager.hideSoftInputFromWindow(view.getWindowToken(), 0); + } + + private void showCreateOrModifyFolderDialog(final boolean create) { + final AlertDialog.Builder builder = new AlertDialog.Builder(this); + View view = LayoutInflater.from(this).inflate(R.layout.dialog_edit_text, null); + final EditText etName = (EditText) view.findViewById(R.id.et_foler_name); + showSoftInput(); + if (!create) { + if (mFocusNoteDataItem != null) { + etName.setText(mFocusNoteDataItem.getSnippet()); + builder.setTitle(getString(R.string.menu_folder_change_name)); + } else { + Log.e(TAG, "The long click data item is null"); + return; + } + } else { + etName.setText(""); + builder.setTitle(this.getString(R.string.menu_create_folder)); + } + + builder.setPositiveButton(android.R.string.ok, null); + builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + hideSoftInput(etName); + } + }); + + final Dialog dialog = builder.setView(view).show(); + final Button positive = (Button)dialog.findViewById(android.R.id.button1); + positive.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + hideSoftInput(etName); + String name = etName.getText().toString(); + if (DataUtils.checkVisibleFolderName(mContentResolver, name)) { + Toast.makeText(NotesListActivity.this, getString(R.string.folder_exist, name), + Toast.LENGTH_LONG).show(); + etName.setSelection(0, etName.length()); + return; + } + if (!create) { + if (!TextUtils.isEmpty(name)) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.SNIPPET, name); + values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); + values.put(NoteColumns.LOCAL_MODIFIED, 1); + mContentResolver.update(Notes.CONTENT_NOTE_URI, values, NoteColumns.ID + + "=?", new String[] { + String.valueOf(mFocusNoteDataItem.getId()) + }); + } + } else if (!TextUtils.isEmpty(name)) { + ContentValues values = new ContentValues(); + values.put(NoteColumns.SNIPPET, name); + values.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); + mContentResolver.insert(Notes.CONTENT_NOTE_URI, values); + } + dialog.dismiss(); + } + }); + + if (TextUtils.isEmpty(etName.getText())) { + positive.setEnabled(false); + } + /** + * When the name edit text is null, disable the positive button + */ + etName.addTextChangedListener(new TextWatcher() { + public void beforeTextChanged(CharSequence s, int start, int count, int after) { + // TODO Auto-generated method stub + + } + + public void onTextChanged(CharSequence s, int start, int before, int count) { + if (TextUtils.isEmpty(etName.getText())) { + positive.setEnabled(false); + } else { + positive.setEnabled(true); + } + } + + public void afterTextChanged(Editable s) { + // TODO Auto-generated method stub + + } + }); + } + + /* (non-Javadoc) + * @see android.app.Activity#onBackPressed() + * 按返回键时根据情况更改类中的数据 + */ + @Override + public void onBackPressed() { switch (mState) { + case SUB_FOLDER: + mCurrentFolderId = Notes.ID_ROOT_FOLDER; + mState = ListEditState.NOTE_LIST; + startAsyncNotesListQuery(); + mTitleBar.setVisibility(View.GONE); + break; + case CALL_RECORD_FOLDER: + mCurrentFolderId = Notes.ID_ROOT_FOLDER; + mState = ListEditState.NOTE_LIST; + mAddNewNote.setVisibility(View.VISIBLE); + mTitleBar.setVisibility(View.GONE); + startAsyncNotesListQuery(); + break; + case NOTE_LIST: + super.onBackPressed(); + break; + default: + break; + } + } + + /** + * @param appWidgetId + * @param appWidgetType + * 根据不同类型的widget更新插件，通过intent传送数据 + */ + private void updateWidget(int appWidgetId, int appWidgetType) { + Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); + if (appWidgetType == Notes.TYPE_WIDGET_2X) { + intent.setClass(this, NoteWidgetProvider_2x.class); + } else if (appWidgetType == Notes.TYPE_WIDGET_4X) { + intent.setClass(this, NoteWidgetProvider_4x.class); + } else { + Log.e(TAG, "Unspported widget type"); + return; + } + + intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] { + appWidgetId + }); + + sendBroadcast(intent); + setResult(RESULT_OK, intent); + } + + /** + * 声明监听器，建立菜单，包括名称，视图，删除操作，更改名称操作； + */ + private final OnCreateContextMenuListener mFolderOnCreateContextMenuListener = new OnCreateContextMenuListener() { + public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { + if (mFocusNoteDataItem != null) { + menu.setHeaderTitle(mFocusNoteDataItem.getSnippet()); + menu.add(0, MENU_FOLDER_VIEW, 0, R.string.menu_folder_view); + menu.add(0, MENU_FOLDER_DELETE, 0, R.string.menu_folder_delete); + menu.add(0, MENU_FOLDER_CHANGE_NAME, 0, R.string.menu_folder_change_name); + } + } + }; + + @Override + public void onContextMenuClosed(Menu menu) { + if (mNotesListView != null) { + mNotesListView.setOnCreateContextMenuListener(null); + } + super.onContextMenuClosed(menu); + } + + /* (non-Javadoc) + * @see android.app.Activity#onContextItemSelected(android.view.MenuItem) + * 针对menu中不同的选择进行不同的处理，里面详细注释 + */ + @Override + public boolean onContextItemSelected(MenuItem item) { + if (mFocusNoteDataItem == null) { + Log.e(TAG, "The long click data item is null"); + return false; + } + switch (item.getItemId()) { + case MENU_FOLDER_VIEW: + openFolder(mFocusNoteDataItem);//打开对应文件 + break; + case MENU_FOLDER_DELETE: + AlertDialog.Builder builder = new AlertDialog.Builder(this);//设置确认是否删除的对话框 + builder.setTitle(getString(R.string.alert_title_delete)); + builder.setIcon(android.R.drawable.ic_dialog_alert); + builder.setMessage(getString(R.string.alert_message_delete_folder)); + builder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + deleteFolder(mFocusNoteDataItem.getId()); + } + }); + builder.setNegativeButton(android.R.string.cancel, null); + builder.show();//显示对话框 + break; + case MENU_FOLDER_CHANGE_NAME: + showCreateOrModifyFolderDialog(false); + break; + default: + break; + } + + return true; + } + + @Override + public boolean onPrepareOptionsMenu(Menu menu) { + menu.clear(); + if (mState == ListEditState.NOTE_LIST) { + getMenuInflater().inflate(R.menu.note_list, menu); + // set sync or sync_cancel + menu.findItem(R.id.menu_sync).setTitle( + GTaskSyncService.isSyncing() ? R.string.menu_sync_cancel : R.string.menu_sync); + } else if (mState == ListEditState.SUB_FOLDER) { + getMenuInflater().inflate(R.menu.sub_folder, menu); + } else if (mState == ListEditState.CALL_RECORD_FOLDER) { + getMenuInflater().inflate(R.menu.call_record_folder, menu); + } else { + Log.e(TAG, "Wrong state:" + mState); + } + return true; + } + + @Override + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + case R.id.menu_new_folder: { + showCreateOrModifyFolderDialog(true); + break; + } + case R.id.menu_export_text: { + exportNoteToText(); + break; + } + case R.id.menu_sync: { + if (isSyncMode()) { + if (TextUtils.equals(item.getTitle(), getString(R.string.menu_sync))) { + GTaskSyncService.startSync(this); + } else { + GTaskSyncService.cancelSync(this); + } + } else { + startPreferenceActivity(); + } + break; + } + case R.id.menu_setting: { + startPreferenceActivity(); + break; + } + case R.id.menu_new_note: { + createNewNote(); + break; + } + case R.id.menu_search: + onSearchRequested(); + break; + default: + break; + } + return true; + } + + /* (non-Javadoc) + * @see android.app.Activity#onSearchRequested() + * 直接调用startSearch函数 + */ + @Override + public boolean onSearchRequested() { + startSearch(null, false, null /* appData */, false); + return true; + } + + /** + * 函数功能：实现将便签导出到文本功能 + */ + private void exportNoteToText() { + final BackupUtils backup = BackupUtils.getInstance(NotesListActivity.this); + new AsyncTask() { + + @Override + protected Integer doInBackground(Void... unused) { + return backup.exportToText(); + } + + @Override + protected void onPostExecute(Integer result) { + if (result == BackupUtils.STATE_SD_CARD_UNMOUONTED) { + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(NotesListActivity.this + .getString(R.string.failed_sdcard_export)); + builder.setMessage(NotesListActivity.this + .getString(R.string.error_sdcard_unmounted)); + builder.setPositiveButton(android.R.string.ok, null); + builder.show(); + } else if (result == BackupUtils.STATE_SUCCESS) { + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(NotesListActivity.this + .getString(R.string.success_sdcard_export)); + builder.setMessage(NotesListActivity.this.getString( + R.string.format_exported_file_location, backup + .getExportedTextFileName(), backup.getExportedTextFileDir())); + builder.setPositiveButton(android.R.string.ok, null); + builder.show(); + } else if (result == BackupUtils.STATE_SYSTEM_ERROR) { + AlertDialog.Builder builder = new AlertDialog.Builder(NotesListActivity.this); + builder.setTitle(NotesListActivity.this + .getString(R.string.failed_sdcard_export)); + builder.setMessage(NotesListActivity.this + .getString(R.string.error_sdcard_export)); + builder.setPositiveButton(android.R.string.ok, null); + builder.show(); + } + } + + }.execute(); + } + + /** + * @return + * 功能：判断是否正在同步 + */ + private boolean isSyncMode() { + return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0; + } + + /** + * 功能：跳转到PreferenceActivity界面 + */ + private void startPreferenceActivity() { + Activity from = getParent() != null ? getParent() : this; + Intent intent = new Intent(from, NotesPreferenceActivity.class); + from.startActivityIfNeeded(intent, -1); + } + + /** + * @author k + * 函数功能：实现对便签列表项的点击事件（短按） + */ + private class OnListItemClickListener implements OnItemClickListener { + + public void onItemClick(AdapterView parent, View view, int position, long id) { + if (view instanceof NotesListItem) { + NoteItemData item = ((NotesListItem) view).getItemData(); + if (mNotesListAdapter.isInChoiceMode()) { + if (item.getType() == Notes.TYPE_NOTE) { + position = position - mNotesListView.getHeaderViewsCount(); + mModeCallBack.onItemCheckedStateChanged(null, position, id, + !mNotesListAdapter.isSelectedItem(position)); + } + return; + } + + switch (mState) { + case NOTE_LIST: + if (item.getType() == Notes.TYPE_FOLDER + || item.getType() == Notes.TYPE_SYSTEM) { + openFolder(item); + } else if (item.getType() == Notes.TYPE_NOTE) { + openNode(item); + } else { + Log.e(TAG, "Wrong note type in NOTE_LIST"); + } + break; + case SUB_FOLDER: + case CALL_RECORD_FOLDER: + if (item.getType() == Notes.TYPE_NOTE) { + openNode(item); + } else { + Log.e(TAG, "Wrong note type in SUB_FOLDER"); + } + break; + default: + break; + } + } + } + + } + + /** + * 查询目标文件 + */ + private void startQueryDestinationFolders() { + String selection = NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>? AND " + NoteColumns.ID + "<>?"; + selection = (mState == ListEditState.NOTE_LIST) ? selection: + "(" + selection + ") OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")"; + + mBackgroundQueryHandler.startQuery(FOLDER_LIST_QUERY_TOKEN, + null, + Notes.CONTENT_NOTE_URI, + FoldersListAdapter.PROJECTION, + selection, + new String[] { + String.valueOf(Notes.TYPE_FOLDER), + String.valueOf(Notes.ID_TRASH_FOLER), + String.valueOf(mCurrentFolderId) + }, + NoteColumns.MODIFIED_DATE + " DESC"); + } + + /* (non-Javadoc) + * @see android.widget.AdapterView.OnItemLongClickListener#onItemLongClick(android.widget.AdapterView, android.view.View, int, long) + * 长按某一项时进行的操作 + * 如果长按的是便签，则通过ActionMode菜单实现；如果长按的是文件夹，则通过ContextMenu菜单实现； + * 具体ActionMOde菜单和ContextMenu菜单的详细见精度笔记 + */ + public boolean onItemLongClick(AdapterView parent, View view, int position, long id) { + if (view instanceof NotesListItem) { + mFocusNoteDataItem = ((NotesListItem) view).getItemData(); + if (mFocusNoteDataItem.getType() == Notes.TYPE_NOTE && !mNotesListAdapter.isInChoiceMode()) { + if (mNotesListView.startActionMode(mModeCallBack) != null) { + mModeCallBack.onItemCheckedStateChanged(null, position, id, true); + mNotesListView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS); + } else { + Log.e(TAG, "startActionMode fails"); + } + } else if (mFocusNoteDataItem.getType() == Notes.TYPE_FOLDER) { + mNotesListView.setOnCreateContextMenuListener(mFolderOnCreateContextMenuListener); + } + } + return false; + } +}