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Code Issues Pull Requests 2 Projects Releases Wiki Activity

这是我的一些关于ui理解的注释

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lrx_branch
LiuRuiXuan 2 years ago
parent 82b971b01e
commit 6e3ccbfad2
3 changed files with 68 additions and 64 deletions
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8
src/Xiaominotes/app/src/main/java/net/micode/notes/ui/AlarmAlertActivity.java
Unescape View File

@ -67,7 +67,7 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
Intent intent = getIntent();//获取页面 Intent intent = getIntent();//获取页面
try { try {
mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1));// mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1));//找到是否有对应的NoteId
mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId); mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId);
mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0, mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0,
SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info) SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info)
@ -78,9 +78,9 @@ public class AlarmAlertActivity extends Activity implements OnClickListener, OnD
} }
mPlayer = new MediaPlayer(); mPlayer = new MediaPlayer();
if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) { if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) {//如果存在对应的便签
showActionDialog(); showActionDialog();//发出对话框
playAlarmSound(); playAlarmSound();//发出声音
} else { } else {
finish(); finish();
} }

22
src/Xiaominotes/app/src/main/java/net/micode/notes/ui/FoldersListAdapter.java
Unescape View File

@ -30,10 +30,14 @@ import net.micode.notes.data.Notes.NoteColumns;
public class FoldersListAdapter extends CursorAdapter { public class FoldersListAdapter extends CursorAdapter {
public static final String [] PROJECTION = {//投影 //CursorAdapter是Cursor和ListView的接口
//FoldersListAdapter继承了CursorAdapter的类
//主要作用是便签数据库和用户的交互
//这里就是用folder（文件夹）的形式展现给用户
public static final String [] PROJECTION = {
NoteColumns.ID, NoteColumns.ID,
NoteColumns.SNIPPET NoteColumns.SNIPPET
}; };//调用数据库中便签的ID和片段
public static final int ID_COLUMN = 0; public static final int ID_COLUMN = 0;
public static final int NAME_COLUMN = 1; public static final int NAME_COLUMN = 1;
@ -41,35 +45,35 @@ public class FoldersListAdapter extends CursorAdapter {
public FoldersListAdapter(Context context, Cursor c) { public FoldersListAdapter(Context context, Cursor c) {
super(context, c); super(context, c);
// TODO Auto-generated constructor stub // TODO Auto-generated constructor stub
} }//数据库操作
@Override @Override
public View newView(Context context, Cursor cursor, ViewGroup parent) { public View newView(Context context, Cursor cursor, ViewGroup parent) {
return new FolderListItem(context); return new FolderListItem(context);
} }//创建一个文件夹，对于各文件夹中子标签的初始化
@Override @Override
public void bindView(View view, Context context, Cursor cursor) { public void bindView(View view, Context context, Cursor cursor) {
if (view instanceof FolderListItem) { if (view instanceof FolderListItem) {//FolderListItem是显示子图，如果view是该类的实例，那么就去cursor中获取文件夹的名称，并将其绑定到FolderListItem上
String folderName = (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context String folderName = (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context
.getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN); .getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN);
((FolderListItem) view).bind(folderName); ((FolderListItem) view).bind(folderName);
} }
} }//将各个布局文件绑定起来
public String getFolderName(Context context, int position) { public String getFolderName(Context context, int position) {
Cursor cursor = (Cursor) getItem(position); Cursor cursor = (Cursor) getItem(position);
return (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context return (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context
.getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN); .getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN);
} }//根据数据库中标签的ID得到标签的各项内容
private class FolderListItem extends LinearLayout { private class FolderListItem extends LinearLayout {
private TextView mName; private TextView mName;
public FolderListItem(Context context) { public FolderListItem(Context context) {
super(context); super(context);//操作数据库
inflate(context, R.layout.folder_list_item, this); inflate(context, R.layout.folder_list_item, this);
mName = (TextView) findViewById(R.id.tv_folder_name); mName = (TextView) findViewById(R.id.tv_folder_name);//根据布局文件的名字等信息将其找出来
} }
public void bind(String name) { public void bind(String name) {

102
src/Xiaominotes/app/src/main/java/net/micode/notes/ui/NoteEditActivity.java
Unescape View File

@ -84,7 +84,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
public ImageView ibSetBgColor; public ImageView ibSetBgColor;
} }
private static final Map<Integer, Integer> sBgSelectorBtnsMap = new HashMap<Integer, Integer>(); private static final Map<Integer, Integer> sBgSelectorBtnsMap = new HashMap<Integer, Integer>();//将小米便签的背景颜色映射成一个个值
static { static {
sBgSelectorBtnsMap.put(R.id.iv_bg_yellow, ResourceParser.YELLOW); sBgSelectorBtnsMap.put(R.id.iv_bg_yellow, ResourceParser.YELLOW);
sBgSelectorBtnsMap.put(R.id.iv_bg_red, ResourceParser.RED); sBgSelectorBtnsMap.put(R.id.iv_bg_red, ResourceParser.RED);
@ -93,7 +93,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE); sBgSelectorBtnsMap.put(R.id.iv_bg_white, ResourceParser.WHITE);
} }
private static final Map<Integer, Integer> sBgSelectorSelectionMap = new HashMap<Integer, Integer>(); private static final Map<Integer, Integer> sBgSelectorSelectionMap = new HashMap<Integer, Integer>();//将映射的颜色在反射为小米便签对应颜色的一个值
static { static {
sBgSelectorSelectionMap.put(ResourceParser.YELLOW, R.id.iv_bg_yellow_select); sBgSelectorSelectionMap.put(ResourceParser.YELLOW, R.id.iv_bg_yellow_select);
sBgSelectorSelectionMap.put(ResourceParser.RED, R.id.iv_bg_red_select); sBgSelectorSelectionMap.put(ResourceParser.RED, R.id.iv_bg_red_select);
@ -102,7 +102,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select); sBgSelectorSelectionMap.put(ResourceParser.WHITE, R.id.iv_bg_white_select);
} }
private static final Map<Integer, Integer> sFontSizeBtnsMap = new HashMap<Integer, Integer>(); private static final Map<Integer, Integer> sFontSizeBtnsMap = new HashMap<Integer, Integer>();//将字体大小映射为一个值
static { static {
sFontSizeBtnsMap.put(R.id.ll_font_large, ResourceParser.TEXT_LARGE); 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_small, ResourceParser.TEXT_SMALL);
@ -110,7 +110,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
sFontSizeBtnsMap.put(R.id.ll_font_super, ResourceParser.TEXT_SUPER); sFontSizeBtnsMap.put(R.id.ll_font_super, ResourceParser.TEXT_SUPER);
} }
private static final Map<Integer, Integer> sFontSelectorSelectionMap = new HashMap<Integer, Integer>(); private static final Map<Integer, Integer> sFontSelectorSelectionMap = new HashMap<Integer, Integer>();//将映射的值重新反射为字体大小对应的值
static { static {
sFontSelectorSelectionMap.put(ResourceParser.TEXT_LARGE, R.id.iv_large_select); sFontSelectorSelectionMap.put(ResourceParser.TEXT_LARGE, R.id.iv_large_select);
sFontSelectorSelectionMap.put(ResourceParser.TEXT_SMALL, R.id.iv_small_select); sFontSelectorSelectionMap.put(ResourceParser.TEXT_SMALL, R.id.iv_small_select);
@ -151,14 +151,14 @@ public class NoteEditActivity extends Activity implements OnClickListener,
@Override @Override
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); super.onCreate(savedInstanceState);//执行父类的初始化操作
this.setContentView(R.layout.note_edit); this.setContentView(R.layout.note_edit);//将布局文件node_edit加载到activity中，并设置为当前的试图
if (savedInstanceState == null && !initActivityState(getIntent())) { if (savedInstanceState == null && !initActivityState(getIntent())) {//初始化失败
finish(); finish();
return; return;
} }
initResources(); initResources();//进行资源的初始化和加载
} }
/** /**
@ -166,16 +166,16 @@ public class NoteEditActivity extends Activity implements OnClickListener,
* user load this activity, we should restore the former state * user load this activity, we should restore the former state
*/ */
@Override @Override
protected void onRestoreInstanceState(Bundle savedInstanceState) { protected void onRestoreInstanceState(Bundle savedInstanceState) {//回复Activities的状态
super.onRestoreInstanceState(savedInstanceState); super.onRestoreInstanceState(savedInstanceState);
if (savedInstanceState != null && savedInstanceState.containsKey(Intent.EXTRA_UID)) { if (savedInstanceState != null && savedInstanceState.containsKey(Intent.EXTRA_UID)) {//是否包含Intent.EXTRA_UID，如果包含则重新恢复
Intent intent = new Intent(Intent.ACTION_VIEW); Intent intent = new Intent(Intent.ACTION_VIEW);//创建新的对象并显示出来
intent.putExtra(Intent.EXTRA_UID, savedInstanceState.getLong(Intent.EXTRA_UID)); intent.putExtra(Intent.EXTRA_UID, savedInstanceState.getLong(Intent.EXTRA_UID));//把之前的数据加载到该intent上面来
if (!initActivityState(intent)) { if (!initActivityState(intent)) {//如果不存在
finish(); finish();
return; return;
} }
Log.d(TAG, "Restoring from killed activity"); Log.d(TAG, "Restoring from killed activity");//状态恢复成功
} }
} }
@ -186,93 +186,93 @@ public class NoteEditActivity extends Activity implements OnClickListener,
*/ */
mWorkingNote = null; mWorkingNote = null;
if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) { if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) {
long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0); long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0);//获取intent所携带的附加参数
mUserQuery = ""; mUserQuery = "";
/** /**
* Starting from the searched result * Starting from the searched result
*/ */
if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) { if (intent.hasExtra(SearchManager.EXTRA_DATA_KEY)) {//是否有额外的数据，有的话代表用户想要查看这一个便签
noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY)); noteId = Long.parseLong(intent.getStringExtra(SearchManager.EXTRA_DATA_KEY));//取出来对应的id以便于之后数据库搜索
mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY); mUserQuery = intent.getStringExtra(SearchManager.USER_QUERY);//将mUserQuery设置为用户输入的查询的字符串
} }
if (!DataUtils.visibleInNoteDatabase(getContentResolver(), noteId, Notes.TYPE_NOTE)) { if (!DataUtils.visibleInNoteDatabase(getContentResolver(), noteId, Notes.TYPE_NOTE)) {//这个便签不能在数据库中找到
Intent jump = new Intent(this, NotesListActivity.class); Intent jump = new Intent(this, NotesListActivity.class);//跳转到对应NoteListActivities上
startActivity(jump); startActivity(jump);//跳转
showToast(R.string.error_note_not_exist); showToast(R.string.error_note_not_exist);//输出这个便签不存在
finish(); finish();//关闭页面
return false; return false;
} else { } else {
mWorkingNote = WorkingNote.load(this, noteId); mWorkingNote = WorkingNote.load(this, noteId);//加载对应的便签
if (mWorkingNote == null) { if (mWorkingNote == null) {//加载失败会记录当前的Activity
Log.e(TAG, "load note failed with note id" + noteId); Log.e(TAG, "load note failed with note id" + noteId);//输出打开失败
finish(); finish();
return false; return false;
} }
} }
getWindow().setSoftInputMode( getWindow().setSoftInputMode(//设置窗口为软件盘模式,窗口会自动调整布局大小以适应软键盘的显示或隐藏
WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN//此标志表示启动该 Activity 时软键盘不会自动弹出
| WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE); | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);//Activity 中的窗口大小会根据软键盘的状态自动调整
} else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) { } else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) {//如果是增添或者编辑
// New note // New note
long folderId = intent.getLongExtra(Notes.INTENT_EXTRA_FOLDER_ID, 0); long folderId = intent.getLongExtra(Notes.INTENT_EXTRA_FOLDER_ID, 0);//获取FolderId
int widgetId = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_ID, int widgetId = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_ID,//获取传入的组件Id，如果没有找到对应的组件Id，那么就会返回无效的ID
AppWidgetManager.INVALID_APPWIDGET_ID); AppWidgetManager.INVALID_APPWIDGET_ID);
int widgetType = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, int widgetType = intent.getIntExtra(Notes.INTENT_EXTRA_WIDGET_TYPE,//获取组件的类型
Notes.TYPE_WIDGET_INVALIDE); Notes.TYPE_WIDGET_INVALIDE);
int bgResId = intent.getIntExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, int bgResId = intent.getIntExtra(Notes.INTENT_EXTRA_BACKGROUND_ID,//获取组件的背景Id，如果没有就默认的背景颜色
ResourceParser.getDefaultBgId(this)); ResourceParser.getDefaultBgId(this));
// Parse call-record note // Parse call-record note
String phoneNumber = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER); String phoneNumber = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER);//获取手机号码
long callDate = intent.getLongExtra(Notes.INTENT_EXTRA_CALL_DATE, 0); long callDate = intent.getLongExtra(Notes.INTENT_EXTRA_CALL_DATE, 0);//获取通话时间
if (callDate != 0 && phoneNumber != null) { if (callDate != 0 && phoneNumber != null) {
if (TextUtils.isEmpty(phoneNumber)) { if (TextUtils.isEmpty(phoneNumber)) {//如果没有该电话号
Log.w(TAG, "The call record number is null"); Log.w(TAG, "The call record number is null");
} }
long noteId = 0; long noteId = 0;
if ((noteId = DataUtils.getNoteIdByPhoneNumberAndCallDate(getContentResolver(), if ((noteId = DataUtils.getNoteIdByPhoneNumberAndCallDate(getContentResolver(),
phoneNumber, callDate)) > 0) { phoneNumber, callDate)) > 0) {//如果从数据库找到对应的电话号和日期号了那么就进行此操作
mWorkingNote = WorkingNote.load(this, noteId); mWorkingNote = WorkingNote.load(this, noteId);//加载该便签
if (mWorkingNote == null) { if (mWorkingNote == null) {//打开失败
Log.e(TAG, "load call note failed with note id" + noteId); Log.e(TAG, "load call note failed with note id" + noteId);
finish(); finish();
return false; return false;
} }
} else { } else {//没有对应的日期或者没有对应的电话号码
mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId,
widgetType, bgResId); widgetType, bgResId);//新建立一个便签
mWorkingNote.convertToCallNote(phoneNumber, callDate); mWorkingNote.convertToCallNote(phoneNumber, callDate);//转化为电话记录便签
} }
} else { } else {//如果有一者为空那么就代表是创建一个普通的便签
mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType, mWorkingNote = WorkingNote.createEmptyNote(this, folderId, widgetId, widgetType,
bgResId); bgResId);
} }
getWindow().setSoftInputMode( getWindow().setSoftInputMode(//也是软键盘形式
WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE
| WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE); | WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE);
} else { } else {
Log.e(TAG, "Intent not specified action, should not support"); Log.e(TAG, "Intent not specified action, should not support");//不支持此类操作。
finish(); finish();
return false; return false;
} }
mWorkingNote.setOnSettingStatusChangedListener(this); mWorkingNote.setOnSettingStatusChangedListener(this);//建立好之后进行监听，对更改或删除便签做相应的改变
return true; return true;
} }
@Override @Override
protected void onResume() { protected void onResume() {//当由后台到前台的时候进行调用
super.onResume(); super.onResume();
initNoteScreen(); initNoteScreen();
} }
private void initNoteScreen() { private void initNoteScreen() {
mNoteEditor.setTextAppearance(this, TextAppearanceResources mNoteEditor.setTextAppearance(this, TextAppearanceResources
.getTexAppearanceResource(mFontSizeId)); .getTexAppearanceResource(mFontSizeId));//获取用户当前字体的大小
if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {//转化为清单模式
switchToListMode(mWorkingNote.getContent()); switchToListMode(mWorkingNote.getContent());//获取对应的内容
} else { } else {
mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery)); mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery));
mNoteEditor.setSelection(mNoteEditor.getText().length()); mNoteEditor.setSelection(mNoteEditor.getText().length());

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