diff --git a/other/sonarqube截图.zip b/other/sonarqube截图.zip new file mode 100644 index 0000000..f163569 Binary files /dev/null and b/other/sonarqube截图.zip differ diff --git a/other/sonarqube截图/1.png b/other/sonarqube截图/1.png new file mode 100644 index 0000000..340f972 Binary files /dev/null and b/other/sonarqube截图/1.png differ diff --git a/other/sonarqube截图/10.png b/other/sonarqube截图/10.png new file mode 100644 index 0000000..6cc1d1f Binary files /dev/null and b/other/sonarqube截图/10.png differ diff --git a/other/sonarqube截图/2.png b/other/sonarqube截图/2.png new file mode 100644 index 0000000..a7536a4 Binary files /dev/null and b/other/sonarqube截图/2.png differ diff --git a/other/sonarqube截图/3.png b/other/sonarqube截图/3.png new file mode 100644 index 0000000..aaf49ad Binary files /dev/null and b/other/sonarqube截图/3.png differ diff --git a/other/sonarqube截图/4.png b/other/sonarqube截图/4.png new file mode 100644 index 0000000..68c210d Binary files /dev/null and b/other/sonarqube截图/4.png differ diff --git a/other/sonarqube截图/5.png b/other/sonarqube截图/5.png new file mode 100644 index 0000000..78bc96f Binary files /dev/null and b/other/sonarqube截图/5.png differ diff --git a/other/sonarqube截图/6.png b/other/sonarqube截图/6.png new file mode 100644 index 0000000..92e5d4e Binary files /dev/null and b/other/sonarqube截图/6.png differ diff --git a/other/sonarqube截图/7.png b/other/sonarqube截图/7.png new file mode 100644 index 0000000..79964aa Binary files /dev/null and b/other/sonarqube截图/7.png differ diff --git a/other/sonarqube截图/8.png b/other/sonarqube截图/8.png new file mode 100644 index 0000000..cf0e9ae Binary files /dev/null and b/other/sonarqube截图/8.png differ diff --git a/other/sonarqube截图/9.png b/other/sonarqube截图/9.png new file mode 100644 index 0000000..6b1585a Binary files /dev/null and b/other/sonarqube截图/9.png differ diff --git a/other/sonarqube报告.jpg b/other/sonarqube报告.jpg new file mode 100644 index 0000000..e7dd3d5 Binary files /dev/null and b/other/sonarqube报告.jpg differ diff --git a/src/精读UI包/AlarmAlertActivity.java b/src/精读UI包/AlarmAlertActivity.java new file mode 100644 index 0000000..9268470 --- /dev/null +++ b/src/精读UI包/AlarmAlertActivity.java @@ -0,0 +1,204 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +import android.app.Activity; //创建显示窗口 +import android.app.AlertDialog; // +import android.content.Context; +import android.content.DialogInterface; +import android.content.DialogInterface.OnClickListener; +import android.content.DialogInterface.OnDismissListener; +import android.content.Intent; +import android.media.AudioManager; +import android.media.MediaPlayer; +import android.media.RingtoneManager; +import android.net.Uri; +import android.os.Bundle; +import android.os.PowerManager; +import android.provider.Settings; +import android.view.Window; +import android.view.WindowManager; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.tool.DataUtils; +import net.micode.notes.ui.NoteEditActivity; + +import java.io.IOException; + + +public class AlarmAlertActivity extends Activity implements OnClickListener, OnDismissListener { + private long mNoteId; //从数据库中获取便签的ID号 + private String mSnippet;//闹钟提示时出现的文本片段 + private static final int SNIPPET_PREW_MAX_LEN = 60; //文本最大值 + MediaPlayer mPlayer; + + @Override + //onCreate的作用是创建view、将数据绑定到list等等 + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + //Bundle类型的数据与Map的数据类型类似，都是以key-value的形式存储数据的 + //savedInstanceState方法是用来保存Activity的状态的 + + requestWindowFeature(Window.FEATURE_NO_TITLE); + //界面显示-无标题 + + final Window win = getWindow(); + win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED); + + //在手机锁屏后如果到了闹钟提示时间，点亮屏幕 + if (!isScreenOn()) { + win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON + //保持窗口点亮 + | WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON + //将窗体点亮 + | WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON + //允许窗体点亮时锁屏 + | WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR); + } + + Intent intent = getIntent(); //获取一个整数 + + try { + //对ID进行初始化操作 + mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1)); + + //根据ID从数据库中获取指定的标签内容 + //this.getContentResolver()是实现数据共享，存储实例 + mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId); + + //判断mSnippet是否符合标准长度 + mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0, + SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info) + : mSnippet; + + } catch (IllegalArgumentException e) { + e.printStackTrace(); //在命令行打印异常信息在程序中出错的位置及原因 + return; + } + + mPlayer = new MediaPlayer(); //初始化 + if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) { + showActionDialog(); //弹出对话框 + playAlarmSound(); //闹钟提示音激发 + } else { + finish(); //完成闹钟动作 + } + } + + //判断屏幕是否锁屏，调用系统函数判断，最后返回值是布尔类型 + private boolean isScreenOn() { + PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); + return pm.isScreenOn(); + } + + //闹钟提示音激发 + private void playAlarmSound() { + //调用系统的铃声管理URI，得到闹钟提示音 + Uri url = RingtoneManager.getActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM); + + int silentModeStreams = Settings.System.getInt(getContentResolver(), + Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0); + + if ((silentModeStreams & (1 << AudioManager.STREAM_ALARM)) != 0) { + mPlayer.setAudioStreamType(silentModeStreams); + } else { + mPlayer.setAudioStreamType(AudioManager.STREAM_ALARM); + } + try { + //方法：setDataSource(Context context, Uri uri) + //解释：无返回值，设置多媒体数据来源【根据 Uri】 + mPlayer.setDataSource(this, url); + //准备同步 + mPlayer.prepare(); + //设置是否循环播放 + mPlayer.setLooping(true); + //开始播放 + mPlayer.start(); + } catch (IllegalArgumentException e) { + // TODO Auto-generated catch block + //e.printStackTrace()函数功能是抛出异常， 还将显示出更深的调用信息 + //System.out.println(e)，这个方法打印出异常，并且输出在哪里出现的异常 + e.printStackTrace(); + } catch (SecurityException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } catch (IllegalStateException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } catch (IOException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } + } + + private void showActionDialog() { + //AlertDialog的构造方法全部是Protected的 + //所以不能直接通过new一个AlertDialog来创建出一个AlertDialog。 + //要创建一个AlertDialog，就要用到AlertDialog.Builder中的create()方法 + //如这里的dialog就是新建了一个AlertDialog + AlertDialog.Builder dialog = new AlertDialog.Builder(this); + //为对话框设置标题 + dialog.setTitle(R.string.app_name); + //为对话框设置内容 + dialog.setMessage(mSnippet); + //给对话框添加"Yes"按钮 + dialog.setPositiveButton(R.string.notealert_ok, this); + //对话框添加"No"按钮 + if (isScreenOn()) { + dialog.setNegativeButton(R.string.notealert_enter, this); + } + dialog.show().setOnDismissListener(this); + } + + public void onClick(DialogInterface dialog, int which) { + //用which来选择click后下一步的操作 + switch (which) { + //这是取消操作 + case DialogInterface.BUTTON_NEGATIVE: + //实现两个类间的数据传输 + Intent intent = new Intent(this, NoteEditActivity.class); + //设置动作属性 + intent.setAction(Intent.ACTION_VIEW); + //实现key-value对 + //EXTRA_UID为key；mNoteId为键 + intent.putExtra(Intent.EXTRA_UID, mNoteId); + //开始动作 + startActivity(intent); + break; + //这是确定操作 + default: + break; + } + } + + public void onDismiss(DialogInterface dialog) { + //忽略 + stopAlarmSound(); + //完成该动作 + finish(); + } + + private void stopAlarmSound() { + if (mPlayer != null) { + //停止播放 + mPlayer.stop(); + mPlayer.release(); + //释放MediaPlayer对象 + mPlayer = null; + } + } +} + diff --git a/src/精读UI包/AlarmInitReceiver.java b/src/精读UI包/AlarmInitReceiver.java new file mode 100644 index 0000000..79c3dfc --- /dev/null +++ b/src/精读UI包/AlarmInitReceiver.java @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.app.AlarmManager; //对系统闹钟服务的接口 +import android.app.PendingIntent;//获取闹钟通知信息 +import android.content.BroadcastReceiver;//接受来自系统和应用的广播并对其进行响应的组件 +import android.content.ContentUris;//用来处理“content”的约束uri对象 +import android.content.Context;//翻译上下文环境 +import android.content.Intent;//解决应用的各项组件之间的通讯 +import android.database.Cursor;//数据库的游标操作 + +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; + + +public class AlarmInitReceiver extends BroadcastReceiver { + + //创建对象用例 + private static final String [] PROJECTION = new String [] { + NoteColumns.ID, + NoteColumns.ALERTED_DATE + }; + + //对数据库的操作，调用标签ID和闹钟时间 + private static final int COLUMN_ID = 0; + private static final int COLUMN_ALERTED_DATE = 1; + + //重写onReceive函数 + //onReceive是广播的程序执行接收器 + @Override + public void onReceive(Context context, Intent intent) { + //System.currentTimeMillis()产生一个当前的毫秒 + //这个毫秒从1970年1月1日0时起的毫秒数 + long currentDate = System.currentTimeMillis(); + + //Cursor在这里的作用是通过过查找数据库中的标签内容，找到和当前系统时间相等的标签 + Cursor c = context.getContentResolver().query(Notes.CONTENT_NOTE_URI, + PROJECTION, + NoteColumns.ALERTED_DATE + ">? AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE, + new String[] { String.valueOf(currentDate) }, + null); + + //这里是根据数据库里的闹钟时间创建了一个闹钟机制 + // 下面的代码主要表现了其中一种创建闹钟机制，如新建Intent、PendingIntent以及AlarmManager等 + if (c != null) { + if (c.moveToFirst()) { + do { + long alertDate = c.getLong(COLUMN_ALERTED_DATE); + Intent sender = new Intent(context, AlarmReceiver.class); + sender.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, c.getLong(COLUMN_ID))); + PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, sender, 0); + AlarmManager alermManager = (AlarmManager) context + .getSystemService(Context.ALARM_SERVICE); + alermManager.set(AlarmManager.RTC_WAKEUP, alertDate, pendingIntent); + } while (c.moveToNext()); + } + c.close(); + } + } +} diff --git a/src/精读UI包/AlarmReceiver.java b/src/精读UI包/AlarmReceiver.java new file mode 100644 index 0000000..3fbd923 --- /dev/null +++ b/src/精读UI包/AlarmReceiver.java @@ -0,0 +1,33 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.content.BroadcastReceiver; //接受来自系统和应用的广播并对其进行响应的组件 +import android.content.Context; //翻译上下文环境 +import android.content.Intent; //解决应用的各项组件之间的通讯 + +//这个类是实现alarm这个功能最接近用户层的包 +//具体的作用还要深究setClass和addFlags +public class AlarmReceiver extends BroadcastReceiver { + @Override + public void onReceive(Context context, Intent intent) { + //启动AlarmAlertActivity + intent.setClass(context, AlarmAlertActivity.class); + intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); + context.startActivity(intent); + } +} diff --git a/src/精读UI包/DateTimePicker.java b/src/精读UI包/DateTimePicker.java new file mode 100644 index 0000000..76723f1 --- /dev/null +++ b/src/精读UI包/DateTimePicker.java @@ -0,0 +1,570 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import java.text.DateFormatSymbols; //用于封装可本地化的日期格式数据的公共类 +import java.util.Calendar; //操作日历字段，及其指定的特殊事件字段的转换提供了方法 + +import net.micode.notes.R; + + +import android.content.Context; //翻译上下文环境 +import android.text.format.DateFormat; //实验/日期的格式化抽象子类 +import android.view.View; //以矩形的方式显示在屏幕上，用户界面控件的基础 +import android.widget.FrameLayout; //一种框架布局方式 +import android.widget.NumberPicker; //预定好的数字控件 + +public class DateTimePicker extends FrameLayout { + + //FrameLayout是布局模板之一 + //FrameLayout是布局模板之一 + private static final boolean DEFAULT_ENABLE_STATE = true; + + private static final int HOURS_IN_HALF_DAY = 12; + private static final int HOURS_IN_ALL_DAY = 24; + private static final int DAYS_IN_ALL_WEEK = 7; + private static final int DATE_SPINNER_MIN_VAL = 0; + private static final int DATE_SPINNER_MAX_VAL = DAYS_IN_ALL_WEEK - 1; + private static final int HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW = 0; + private static final int HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW = 23; + private static final int HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW = 1; + private static final int HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW = 12; + private static final int MINUT_SPINNER_MIN_VAL = 0; + private static final int MINUT_SPINNER_MAX_VAL = 59; + private static final int AMPM_SPINNER_MIN_VAL = 0; + private static final int AMPM_SPINNER_MAX_VAL = 1; + + //初始化控件 + //NumberPicker是数字选择器 + //这里定义的四个变量全部是在设置闹钟时需要选择的变量（如日期、时、分、上午或者下午） + private final NumberPicker mDateSpinner; + private final NumberPicker mHourSpinner; + private final NumberPicker mMinuteSpinner; + private final NumberPicker mAmPmSpinner; + + //定义了Calendar类型的变量mDate，用于操作时间 + private Calendar mDate; + + + private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK]; + + private boolean mIsAm; + + private boolean mIs24HourView; + + private boolean mIsEnabled = DEFAULT_ENABLE_STATE; + + private boolean mInitialising; + + private OnDateTimeChangedListener mOnDateTimeChangedListener; + + + //OnValueChangeListener，这是时间改变监听器，这里主要是对日期的监听 + //将现在日期的值传递给mDate + // updateDateControl()是同步操作 + // onDateTimeChanged()是当事件发生改变时发出信号，并传递事件 + private NumberPicker.OnValueChangeListener mOnDateChangedListener = new NumberPicker.OnValueChangeListener() { + @Override + public void onValueChange(NumberPicker picker, int oldVal, int newVal) { + mDate.add(Calendar.DAY_OF_YEAR, newVal - oldVal); + updateDateControl(); + onDateTimeChanged(); + } + }; + + + //对小时（Hour）的监听 + private NumberPicker.OnValueChangeListener mOnHourChangedListener = new NumberPicker.OnValueChangeListener() { + @Override + public void onValueChange(NumberPicker picker, int oldVal, int newVal) { + boolean isDateChanged = false; + //声明一个Calendar的变量cal,便于后续的操作 + Calendar cal = Calendar.getInstance(); + if (!mIs24HourView) { + + //这里是对于12小时制时，晚上11点和12点交替时对日期的更改 + if (!mIsAm && oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY) { + cal.setTimeInMillis(mDate.getTimeInMillis()); + cal.add(Calendar.DAY_OF_YEAR, 1); + isDateChanged = true; + } + + //这里是对于12小时制时，凌晨11点和12点交替时对日期的更改 + else if (mIsAm && oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) { + cal.setTimeInMillis(mDate.getTimeInMillis()); + cal.add(Calendar.DAY_OF_YEAR, -1); + isDateChanged = true; + } + + //这里是对于12小时制时，中午11点和12点交替时对AM和PM的更改 + if (oldVal == HOURS_IN_HALF_DAY - 1 && newVal == HOURS_IN_HALF_DAY || + oldVal == HOURS_IN_HALF_DAY && newVal == HOURS_IN_HALF_DAY - 1) { + mIsAm = !mIsAm; + updateAmPmControl(); + } + } + + else { + //这里是对于24小时制时，晚上11点和12点交替时对日期的更改 + if (oldVal == HOURS_IN_ALL_DAY - 1 && newVal == 0) { + cal.setTimeInMillis(mDate.getTimeInMillis()); + cal.add(Calendar.DAY_OF_YEAR, 1); + isDateChanged = true; + } + + //这里是对于12小时制时，凌晨11点和12点交替时对日期的更改 + else if (oldVal == 0 && newVal == HOURS_IN_ALL_DAY - 1) { + cal.setTimeInMillis(mDate.getTimeInMillis()); + cal.add(Calendar.DAY_OF_YEAR, -1); + isDateChanged = true; + } + } + + //通过数字选择器对newHour的赋值 + int newHour = mHourSpinner.getValue() % HOURS_IN_HALF_DAY + (mIsAm ? 0 : HOURS_IN_HALF_DAY); + + //通过set函数将新的Hour值传给mDate + mDate.set(Calendar.HOUR_OF_DAY, newHour); + + //时间选择对话框 + onDateTimeChanged(); + if (isDateChanged) { + setCurrentYear(cal.get(Calendar.YEAR)); + setCurrentMonth(cal.get(Calendar.MONTH)); + setCurrentDay(cal.get(Calendar.DAY_OF_MONTH)); + } + } + }; + + private NumberPicker.OnValueChangeListener mOnMinuteChangedListener = new NumberPicker.OnValueChangeListener() { + + //这里是对 分钟（Minute）改变的监听 + @Override + public void onValueChange(NumberPicker picker, int oldVal, int newVal) { + int minValue = mMinuteSpinner.getMinValue(); + int maxValue = mMinuteSpinner.getMaxValue(); + + //设置offset，作为小时改变的一个记录数据 + int offset = 0; + + //如果原值为59，新值为0，则offset加1 + if (oldVal == maxValue && newVal == minValue) { + offset += 1; + } + + //如果原值为0，新值为59，则offset减1 + else if (oldVal == minValue && newVal == maxValue) { + offset -= 1; + } + if (offset != 0) { + mDate.add(Calendar.HOUR_OF_DAY, offset); + mHourSpinner.setValue(getCurrentHour()); + updateDateControl(); + int newHour = getCurrentHourOfDay(); + if (newHour >= HOURS_IN_HALF_DAY) { + mIsAm = false; + updateAmPmControl(); + } else { + mIsAm = true; + updateAmPmControl(); + } + } + mDate.set(Calendar.MINUTE, newVal); + onDateTimeChanged(); + } + }; + + private NumberPicker.OnValueChangeListener mOnAmPmChangedListener = new NumberPicker.OnValueChangeListener() { + + //对AM和PM的监听 + @Override + public void onValueChange(NumberPicker picker, int oldVal, int newVal) { + mIsAm = !mIsAm; + if (mIsAm) { + mDate.add(Calendar.HOUR_OF_DAY, -HOURS_IN_HALF_DAY); + } else { + mDate.add(Calendar.HOUR_OF_DAY, HOURS_IN_HALF_DAY); + } + + // updateDateControl()是同步操作 + // onDateTimeChanged()是当事件发生改变时发出信号，并传递事件 + updateAmPmControl(); + onDateTimeChanged(); + } + }; + + //系统时间接口 + public interface OnDateTimeChangedListener { + void onDateTimeChanged(DateTimePicker view, int year, int month, + int dayOfMonth, int hourOfDay, int minute); + } + + //通过对数据库的访问，获取当前的系统时间 + public DateTimePicker(Context context) { + this(context, System.currentTimeMillis()); + } + + //上面函数的得到的是一个天文数字（1970至今的秒数），需要DateFormat将其变得有意义 + public DateTimePicker(Context context, long date) { + this(context, date, DateFormat.is24HourFormat(context)); + } + + public DateTimePicker(Context context, long date, boolean is24HourView) { + super(context); + //获取系统时间 + mDate = Calendar.getInstance(); + mInitialising = true; + mIsAm = getCurrentHourOfDay() >= HOURS_IN_HALF_DAY; + + + //如果当前Activity里用到别的layout，比如对话框layout + //还要设置这个layout上的其他组件的内容，就必须用inflate()方法先将对话框的layout找出来 + //然后再用findViewById()找到它上面的其它组件 + inflate(context, R.layout.datetime_picker, this); + + mDateSpinner = (NumberPicker) findViewById(R.id.date); + mDateSpinner.setMinValue(DATE_SPINNER_MIN_VAL); + mDateSpinner.setMaxValue(DATE_SPINNER_MAX_VAL); + mDateSpinner.setOnValueChangedListener(mOnDateChangedListener); + + mHourSpinner = (NumberPicker) findViewById(R.id.hour); + mHourSpinner.setOnValueChangedListener(mOnHourChangedListener); + mMinuteSpinner = (NumberPicker) findViewById(R.id.minute); + mMinuteSpinner.setMinValue(MINUT_SPINNER_MIN_VAL); + mMinuteSpinner.setMaxValue(MINUT_SPINNER_MAX_VAL); + mMinuteSpinner.setOnLongPressUpdateInterval(100); + mMinuteSpinner.setOnValueChangedListener(mOnMinuteChangedListener); + + String[] stringsForAmPm = new DateFormatSymbols().getAmPmStrings(); + mAmPmSpinner = (NumberPicker) findViewById(R.id.amPm); + mAmPmSpinner.setMinValue(AMPM_SPINNER_MIN_VAL); + mAmPmSpinner.setMaxValue(AMPM_SPINNER_MAX_VAL); + mAmPmSpinner.setDisplayedValues(stringsForAmPm); + mAmPmSpinner.setOnValueChangedListener(mOnAmPmChangedListener); + + // update controls to initial state + updateDateControl(); + updateHourControl(); + updateAmPmControl(); + + set24HourView(is24HourView); + + // set to current time + setCurrentDate(date); + + setEnabled(isEnabled()); + + // set the content descriptions + mInitialising = false; + } + + //下面的代码通过原程序的注释已经比较清晰，另外可以通过函数名来判断 + //下面的各函数主要是对上面代码引用到的各函数功能的实现 + @Override + public void setEnabled(boolean enabled) { + if (mIsEnabled == enabled) { + return; + } + super.setEnabled(enabled); + mDateSpinner.setEnabled(enabled); + mMinuteSpinner.setEnabled(enabled); + mHourSpinner.setEnabled(enabled); + mAmPmSpinner.setEnabled(enabled); + mIsEnabled = enabled; + } + + //实现函数——得到当前的秒数 + @Override + public boolean isEnabled() { + return mIsEnabled; + } + + /** + * Get the current date in millis + * + * @return the current date in millis + */ + public long getCurrentDateInTimeMillis() { + return mDate.getTimeInMillis(); + } + + /** + * Set the current date + * + * @param date The current date in millis + */ + + //实现函数功能——设置当前的时间，参数是各详细的变量 + public void setCurrentDate(long date) { + Calendar cal = Calendar.getInstance(); + cal.setTimeInMillis(date); + setCurrentDate(cal.get(Calendar.YEAR), cal.get(Calendar.MONTH), cal.get(Calendar.DAY_OF_MONTH), + cal.get(Calendar.HOUR_OF_DAY), cal.get(Calendar.MINUTE)); + } + + /** + * Set the current date + * + * @param year The current year + * @param month The current month + * @param dayOfMonth The current dayOfMonth + * @param hourOfDay The current hourOfDay + * @param minute The current minute + */ + public void setCurrentDate(int year, int month, + int dayOfMonth, int hourOfDay, int minute) { + setCurrentYear(year); + setCurrentMonth(month); + setCurrentDay(dayOfMonth); + setCurrentHour(hourOfDay); + setCurrentMinute(minute); + } + + /** + * Get current year + * + * @return The current year + */ + + //得到year值 + public int getCurrentYear() { + return mDate.get(Calendar.YEAR); + } + + /** + * Set current year + * + * @param year The current year + */ + + //建立year值 + public void setCurrentYear(int year) { + if (!mInitialising && year == getCurrentYear()) { + return; + } + mDate.set(Calendar.YEAR, year); + updateDateControl(); + onDateTimeChanged(); + } + + /** + * Get current month in the year + * + * @return The current month in the year + */ + + //获取month值 + public int getCurrentMonth() { + return mDate.get(Calendar.MONTH); + } + + /** + * Set current month in the year + * + * @param month The month in the year + */ + + //建立month值 + public void setCurrentMonth(int month) { + if (!mInitialising && month == getCurrentMonth()) { + return; + } + mDate.set(Calendar.MONTH, month); + updateDateControl(); + onDateTimeChanged(); + } + + /** + * Get current day of the month + * + * @return The day of the month + */ + + //获取day值 + public int getCurrentDay() { + return mDate.get(Calendar.DAY_OF_MONTH); + } + + /** + * Set current day of the month + * + * @param dayOfMonth The day of the month + */ + + //建立day值 + public void setCurrentDay(int dayOfMonth) { + if (!mInitialising && dayOfMonth == getCurrentDay()) { + return; + } + mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth); + updateDateControl(); + onDateTimeChanged(); + } + + /** + * Get current hour in 24 hour mode, in the range (0~23) + * @return The current hour in 24 hour mode + */ + //获取当前hour值 + public int getCurrentHourOfDay() { + return mDate.get(Calendar.HOUR_OF_DAY); + } + + //获取hour值 + private int getCurrentHour() { + if (mIs24HourView){ + return getCurrentHourOfDay(); + } else { + int hour = getCurrentHourOfDay(); + if (hour > HOURS_IN_HALF_DAY) { + return hour - HOURS_IN_HALF_DAY; + } else { + return hour == 0 ? HOURS_IN_HALF_DAY : hour; + } + } + } + + /** + * Set current hour in 24 hour mode, in the range (0~23) + * + * @param hourOfDay + */ + //建立hour值 + public void setCurrentHour(int hourOfDay) { + if (!mInitialising && hourOfDay == getCurrentHourOfDay()) { + return; + } + mDate.set(Calendar.HOUR_OF_DAY, hourOfDay); + if (!mIs24HourView) { + if (hourOfDay >= HOURS_IN_HALF_DAY) { + mIsAm = false; + if (hourOfDay > HOURS_IN_HALF_DAY) { + hourOfDay -= HOURS_IN_HALF_DAY; + } + } else { + mIsAm = true; + if (hourOfDay == 0) { + hourOfDay = HOURS_IN_HALF_DAY; + } + } + updateAmPmControl(); + } + mHourSpinner.setValue(hourOfDay); + onDateTimeChanged(); + } + + /** + * Get currentMinute + * + * @return The Current Minute + */ + //获取minute值 + public int getCurrentMinute() { + return mDate.get(Calendar.MINUTE); + } + + /** + * Set current minute + */ + + //建立minute值 + public void setCurrentMinute(int minute) { + if (!mInitialising && minute == getCurrentMinute()) { + return; + } + mMinuteSpinner.setValue(minute); + mDate.set(Calendar.MINUTE, minute); + onDateTimeChanged(); + } + + /** + * @return true if this is in 24 hour view else false. + */ + public boolean is24HourView () { + return mIs24HourView; + } + + /** + * Set whether in 24 hour or AM/PM mode. + * + * @param is24HourView True for 24 hour mode. False for AM/PM mode. + */ + public void set24HourView(boolean is24HourView) { + if (mIs24HourView == is24HourView) { + return; + } + mIs24HourView = is24HourView; + mAmPmSpinner.setVisibility(is24HourView ? View.GONE : View.VISIBLE); + int hour = getCurrentHourOfDay(); + updateHourControl(); + setCurrentHour(hour); + updateAmPmControl(); + } + + //建立星期几的算法 + private void updateDateControl() { + Calendar cal = Calendar.getInstance(); + cal.setTimeInMillis(mDate.getTimeInMillis()); + cal.add(Calendar.DAY_OF_YEAR, -DAYS_IN_ALL_WEEK / 2 - 1); + mDateSpinner.setDisplayedValues(null); + for (int i = 0; i < DAYS_IN_ALL_WEEK; ++i) { + cal.add(Calendar.DAY_OF_YEAR, 1); + mDateDisplayValues[i] = (String) DateFormat.format("MM.dd EEEE", cal); + } + mDateSpinner.setDisplayedValues(mDateDisplayValues); + mDateSpinner.setValue(DAYS_IN_ALL_WEEK / 2); + mDateSpinner.invalidate(); + } + + //建立AM,PM的算法 + private void updateAmPmControl() { + if (mIs24HourView) { + mAmPmSpinner.setVisibility(View.GONE); + } else { + int index = mIsAm ? Calendar.AM : Calendar.PM; + mAmPmSpinner.setValue(index); + mAmPmSpinner.setVisibility(View.VISIBLE); + } + } + + + //建立小时的算法 + private void updateHourControl() { + if (mIs24HourView) { + mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_24_HOUR_VIEW); + mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_24_HOUR_VIEW); + } else { + mHourSpinner.setMinValue(HOUR_SPINNER_MIN_VAL_12_HOUR_VIEW); + mHourSpinner.setMaxValue(HOUR_SPINNER_MAX_VAL_12_HOUR_VIEW); + } + } + + /** + * Set the callback that indicates the 'Set' button has been pressed. + * @param callback the callback, if null will do nothing + */ + public void setOnDateTimeChangedListener(OnDateTimeChangedListener callback) { + mOnDateTimeChangedListener = callback; + } + + private void onDateTimeChanged() { + if (mOnDateTimeChangedListener != null) { + mOnDateTimeChangedListener.onDateTimeChanged(this, getCurrentYear(), + getCurrentMonth(), getCurrentDay(), getCurrentHourOfDay(), getCurrentMinute()); + } + } +} diff --git a/src/精读UI包/DateTimePickerDialog.java b/src/精读UI包/DateTimePickerDialog.java new file mode 100644 index 0000000..7f2b12d --- /dev/null +++ b/src/精读UI包/DateTimePickerDialog.java @@ -0,0 +1,120 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + + +//前面几个UI包注释了这几个头文件的内容 +import java.util.Calendar; + +import net.micode.notes.R; +import net.micode.notes.ui.DateTimePicker; +import net.micode.notes.ui.DateTimePicker.OnDateTimeChangedListener; + +import android.app.AlertDialog; +import android.content.Context; +import android.content.DialogInterface; //取消对话框的构造器运行 +import android.content.DialogInterface.OnClickListener; +import android.text.format.DateFormat; +import android.text.format.DateUtils; + +public class DateTimePickerDialog extends AlertDialog implements OnClickListener { + + //创建一个Calendar类型的变量 mDate，方便时间的操作 + private Calendar mDate = Calendar.getInstance(); + private boolean mIs24HourView; + + //声明一个时间日期滚动选择控件 mOnDateTimeSetListener + private OnDateTimeSetListener mOnDateTimeSetListener; + + //DateTimePicker控件，控件一般用于让用户可以从日期列表中选择单个值。 + //运行时，单击控件边上的下拉箭头，会显示为两个部分：一个下拉列表，一个用于选择日期的 + private DateTimePicker mDateTimePicker; + + public interface OnDateTimeSetListener { + void OnDateTimeSet(AlertDialog dialog, long date); + } + + //对该界面对话框的实例化 + public DateTimePickerDialog(Context context, long date) { + + //对数据库的操作 + super(context); + mDateTimePicker = new DateTimePicker(context); + + //添加一个子视图 + setView(mDateTimePicker); + mDateTimePicker.setOnDateTimeChangedListener(new OnDateTimeChangedListener() { + public void onDateTimeChanged(DateTimePicker view, int year, int month, + int dayOfMonth, int hourOfDay, int minute) { + + //将视图中的各选项设置为系统当前时间 + mDate.set(Calendar.YEAR, year); + mDate.set(Calendar.MONTH, month); + mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth); + mDate.set(Calendar.HOUR_OF_DAY, hourOfDay); + mDate.set(Calendar.MINUTE, minute); + updateTitle(mDate.getTimeInMillis()); + } + }); + + //得到系统时间 + mDate.setTimeInMillis(date); + + //将秒数设置为0 + mDate.set(Calendar.SECOND, 0); + mDateTimePicker.setCurrentDate(mDate.getTimeInMillis()); + + //设置两个按钮 + setButton(context.getString(R.string.datetime_dialog_ok), this); + setButton2(context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null); + + set24HourView(DateFormat.is24HourFormat(this.getContext())); + + //时间标准化打印 + updateTitle(mDate.getTimeInMillis()); + } + + public void set24HourView(boolean is24HourView) { + mIs24HourView = is24HourView; + } + + //将时间日期滚动选择控件实例化 + public void setOnDateTimeSetListener(OnDateTimeSetListener callBack) { + mOnDateTimeSetListener = callBack; + } + + + //android开发中常见日期管理工具类（API）——DateUtils：按照上下午显示时间 + private void updateTitle(long date) { + int flag = + DateUtils.FORMAT_SHOW_YEAR | + DateUtils.FORMAT_SHOW_DATE | + DateUtils.FORMAT_SHOW_TIME; + flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : DateUtils.FORMAT_24HOUR; + setTitle(DateUtils.formatDateTime(this.getContext(), date, flag)); + } + + + //第一个参数arg0是接收到点击事件的对话框 + //第二个参数arg1是该对话框上的按钮 + public void onClick(DialogInterface arg0, int arg1) { + if (mOnDateTimeSetListener != null) { + mOnDateTimeSetListener.OnDateTimeSet(this, mDate.getTimeInMillis()); + } + } + +} \ No newline at end of file diff --git a/src/精读UI包/DropdownMenu.java b/src/精读UI包/DropdownMenu.java new file mode 100644 index 0000000..d6ad6e9 --- /dev/null +++ b/src/精读UI包/DropdownMenu.java @@ -0,0 +1,72 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.content.Context; +import android.view.Menu; //菜单组件 +import android.view.MenuItem; //菜单通用项 +import android.view.View; +import android.view.View.OnClickListener; +import android.widget.Button; +import android.widget.PopupMenu; +import android.widget.PopupMenu.OnMenuItemClickListener; + +import net.micode.notes.R; + +public class DropdownMenu { + private Button mButton; + + //声明一个下拉菜单 + private PopupMenu mPopupMenu; + private Menu mMenu; + + public DropdownMenu(Context context, Button button, int menuId) { + mButton = button; + mButton.setBackgroundResource(R.drawable.dropdown_icon); + + //设置这个view的背景 + mPopupMenu = new PopupMenu(context, mButton); + mMenu = mPopupMenu.getMenu(); + + //MenuInflater是用来实例化Menu目录下的Menu布局文件 + //根据ID来确认menu的内容选项 + mPopupMenu.getMenuInflater().inflate(menuId, mMenu); + mButton.setOnClickListener(new OnClickListener() { + public void onClick(View v) { + mPopupMenu.show(); + } + }); + } + + //设置菜单的监听 + public void setOnDropdownMenuItemClickListener(OnMenuItemClickListener listener) { + if (mPopupMenu != null) { + mPopupMenu.setOnMenuItemClickListener(listener); + } + } + + //对于菜单选项的初始化，根据索引搜索菜单需要的选项 + public MenuItem findItem(int id) { + return mMenu.findItem(id); + } + + + //布局文件，设置标题 + public void setTitle(CharSequence title) { + mButton.setText(title); + } +} diff --git a/src/精读UI包/FoldersListAdapter.java b/src/精读UI包/FoldersListAdapter.java new file mode 100644 index 0000000..c15c6b4 --- /dev/null +++ b/src/精读UI包/FoldersListAdapter.java @@ -0,0 +1,93 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.content.Context; +import android.database.Cursor; +import android.view.View; +import android.view.ViewGroup; +import android.widget.CursorAdapter; +import android.widget.LinearLayout; +import android.widget.TextView; + +import net.micode.notes.R; +import net.micode.notes.data.Notes; +import net.micode.notes.data.Notes.NoteColumns; + + +//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 class FoldersListAdapter extends CursorAdapter { + + //调用数据库中便签的ID和片段 + public static final String [] PROJECTION = { + NoteColumns.ID, + NoteColumns.SNIPPET + }; + + public static final int ID_COLUMN = 0; + public static final int NAME_COLUMN = 1; + + //数据库操作 + public FoldersListAdapter(Context context, Cursor c) { + super(context, c); + // TODO Auto-generated constructor stub + } + + //将各个布局文件绑定起来 + @Override + public View newView(Context context, Cursor cursor, ViewGroup parent) { + return new FolderListItem(context); + } + + @Override + public void bindView(View view, Context context, Cursor cursor) { + if (view instanceof FolderListItem) { + String folderName = (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context + .getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN); + ((FolderListItem) view).bind(folderName); + } + } + + //根据数据库中标签的ID得到标签的各项内容 + public String getFolderName(Context context, int position) { + Cursor cursor = (Cursor) getItem(position); + return (cursor.getLong(ID_COLUMN) == Notes.ID_ROOT_FOLDER) ? context + .getString(R.string.menu_move_parent_folder) : cursor.getString(NAME_COLUMN); + } + + private class FolderListItem extends LinearLayout { + private TextView mName; + + public FolderListItem(Context context) { + + //操作数据库 + super(context); + + //根据布局文件的名字等信息将其找出来 + inflate(context, R.layout.folder_list_item, this); + mName = (TextView) findViewById(R.id.tv_folder_name); + } + + public void bind(String name) { + mName.setText(name); + } + } + +} diff --git a/src/精读UI包/NoteEditActivity.java b/src/精读UI包/NoteEditActivity.java new file mode 100644 index 0000000..e5203c5 --- /dev/null +++ b/src/精读UI包/NoteEditActivity.java @@ -0,0 +1,1166 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package net.micode.notes.ui; + +import android.app.Activity; //负责与用户交互的组件 +import android.app.AlarmManager; //提供一种系统级的提示服务 +import android.app.AlertDialog; //用于提示和警告用户某些重要的信息 +import android.app.PendingIntent; //用于处理即将发生的事情 +import android.app.SearchManager; //提供对系统搜索服务的访问 +import android.appwidget.AppWidgetManager; //对AppWidget进行管理 +import android.content.ContentUris; //用于获取Uri路径后面的ID部分 +import android.content.Context; //用来访问全局信息的接口 +import android.content.DialogInterface; //提供一种常用的对话框接口 +import android.content.Intent; //可以在程序运行中连接两个不同的组件 +import android.content.SharedPreferences; //用来获取和修改持久化存储的数据 +import android.graphics.Paint; //创建和现在画笔属性相同的画笔 +import android.os.Bundle; //传递数据 +import android.preference.PreferenceManager; //用来记录应用，以及用户的喜好等 +import android.text.Spannable; //用于处理范围字符后面插入新字符时应用的新样式 +import android.text.SpannableString; //字符串类型，表示一段文本效果 +import android.text.TextUtils; //提供对字符串的一系列操作 +import android.text.format.DateUtils; //用于对时间数据格式化 +import android.text.style.BackgroundColorSpan; //背景色样式，显示可以用来设定文本的背景色 +import android.util.Log; //日志工具类 +import android.view.LayoutInflater; //利用XML文件中定义的Viem的id属性来获取相应的View对象 +import android.view.Menu; //用来管理各种菜单项 +import android.view.MenuItem; //菜单项的子菜单 +import android.view.MotionEvent; //触摸屏幕产生的交互 +import android.view.View; //UI组建的实体 +import android.view.View.OnClickListener;//点击事件的监听器 +import android.view.WindowManager; //管理Window的添加、更新和删除操作 +import android.widget.CheckBox; //多选择按钮 +import android.widget.CompoundButton; //对按钮的交互 +import android.widget.CompoundButton.OnCheckedChangeListener; //按钮的监听 +import android.widget.EditText; //与用户进行交互 +import android.widget.ImageView; //显示任意图像 +import android.widget.LinearLayout; //是所有子视图在单个方向保持对齐 +import android.widget.TextView; //一般用于显示一行或多行文本 +import android.widget.Toast; //包含用户的点击信息 + +//下面的包都是小米便签所自带的 +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; + +//系统自带包 +import java.util.HashMap; +import java.util.HashSet; +import java.util.Map; +import java.util.regex.Matcher; +import java.util.regex.Pattern; + + + //该类主要是针对标签的编辑 + //继承了系统内部许多和监听有关的类 +public class NoteEditActivity extends Activity implements OnClickListener, + NoteSettingChangedListener, OnTextViewChangeListener { + private class HeadViewHolder { + public TextView tvModified; + + public ImageView ivAlertIcon; + + public TextView tvAlertDate; + + public ImageView ibSetBgColor; + } + + //使用Map实现数据存储 + 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 { + //put函数是将指定值和指定键相连 + 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 { + //put函数是将指定值和指定键相连 + 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 { + //put函数是将指定值和指定键相连 + 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;//私有化一个表头 + private View mHeadViewPanel; //私有化一个界面操作mHeadViewPanel，对表头的操作 + private View mNoteBgColorSelector; //私有化一个界面操作mNoteBgColorSelector，对背景颜色的操作 + private View mFontSizeSelector;//私有化一个界面操作mFontSizeSelector，对标签字体的操作 + private EditText mNoteEditor;//声明编辑控件，对文本操作 + private View mNoteEditorPanel;//私有化一个界面操作mNoteEditorPanel，文本编辑的控制板 + private WorkingNote mWorkingNote;//对模板WorkingNote的初始化 + private SharedPreferences mSharedPrefs;//私有化SharedPreferences的数据存储方式 + 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); + //对数据库的访问操作 + 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 + */ + //为防止内存不足时程序的终止，在这里有一个保存现场的函数 + @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; + + //ID在数据库中找到 + if (TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())) { + //如果用户实例化标签时，系统并未给出标签ID + long noteId = intent.getLongExtra(Intent.EXTRA_UID, 0); + mUserQuery = ""; + + /** + * 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); + + //程序将跳转到上面声明的intent——jump + startActivity(jump); + showToast(R.string.error_note_not_exist); + finish(); + return false; + } + + //ID在数据库中找到 + else { + mWorkingNote = WorkingNote.load(this, noteId); + if (mWorkingNote == null) { + + //打印出红色的错误信息 + Log.e(TAG, "load note failed with note id" + noteId); + 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); + } + + // intent.getAction() + // 大多用于broadcast发送广播时给机制（intent）设置一个action，就是一个字符串 + // 用户可以通过receive（接受）intent，通过 getAction得到的字符串，来决定做什么 + else if(TextUtils.equals(Intent.ACTION_INSERT_OR_EDIT, intent.getAction())) { + // New note + + // intent.getInt（Long、String）Extra是对各变量的语法分析 + 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); + + //如果该手机有联系人 + if (callDate != 0 && phoneNumber != null) { + //如果输入的电话号码为空号 + if (TextUtils.isEmpty(phoneNumber)) { + Log.w(TAG, "The call record number is null"); + } + long noteId = 0; + + //将电话号码与手机的号码簿相关 + 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; + } + } + + //创建一个新的WorkingNote + 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; + } + //初始化操作 + @Override + protected void onResume() { + super.onResume(); + initNoteScreen(); + } + + //对界面的初始化操作 + private void initNoteScreen() { + //对界面的初始化操作 + 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(); + + //如果系统时间大于了闹钟设置的时间，那么闹钟失效 + if (time > mWorkingNote.getAlertDate()) { + mNoteHeaderHolder.tvAlertDate.setText(R.string.note_alert_expired); + } + + //显示闹钟开启的图标 + 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); + }; + } + + //初始化 + @Override + protected void onNewIntent(Intent intent) { + super.onNewIntent(intent); + initActivityState(intent); + } + + @Override + protected void onSaveInstanceState(Bundle outState) { + + //在创建一个新的标签时，先在数据库中匹配 + 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 + */ + + //如果不存在，那么先在数据库中存储 + if (!mWorkingNote.existInDatabase()) { + saveNote(); + } + outState.putLong(Intent.EXTRA_UID, mWorkingNote.getNoteId()); + Log.d(TAG, "Save working note id: " + mWorkingNote.getNoteId() + " onSaveInstanceState"); + } + + //MotionEvent是对屏幕触控的传递机制 + @Override + public boolean dispatchTouchEvent(MotionEvent ev) { + + //颜色选择器在屏幕上可见 + if (mNoteBgColorSelector.getVisibility() == View.VISIBLE + && !inRangeOfView(mNoteBgColorSelector, ev)) { + mNoteBgColorSelector.setVisibility(View.GONE); + return true; + } + + //字体大小选择器在屏幕上可见 + if (mFontSizeSelector.getVisibility() == View.VISIBLE + && !inRangeOfView(mFontSizeSelector, ev)) { + mFontSizeSelector.setVisibility(View.GONE); + return true; + } + 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]; + + //如果触控的位置超出了给定的范围，返回false + if (ev.getX() < x + || ev.getX() > (x + view.getWidth()) + || ev.getY() < y + || ev.getY() > (y + view.getHeight())) { + return false; + } + return true; + } + + //初始化资源 + 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); + + //对标签各项属性内容的初始化 + for (int id : sBgSelectorBtnsMap.keySet()) { + ImageView iv = (ImageView) findViewById(id); + iv.setOnClickListener(this); + } + + //对字体大小的选择 + 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(); + } + + + //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); + } + + //对点击事件进行封装（ID） + 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(); + } + + //判断当前可视化标签的情况 + 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; + } + + //改变背景颜色 + public void onBackgroundColorChanged() { + findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility( + View.VISIBLE); + mNoteEditorPanel.setBackgroundResource(mWorkingNote.getBgColorResId()); + mHeadViewPanel.setBackgroundResource(mWorkingNote.getTitleBgResId()); + } + + //对选择菜单的准备 + @Override + public boolean onPrepareOptionsMenu(Menu menu) { + if (isFinishing()) { + return true; + } + clearSettingState(); + menu.clear(); + if (mWorkingNote.getFolderId() == Notes.ID_CALL_RECORD_FOLDER) { + // MenuInflater是用来实例化Menu目录下的Menu布局文件的 + 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; + } + + /* + * 函数功能：动态改变菜单选项内容 + * 函数实现：如下注释 + */ + @Override + public boolean onOptionsItemSelected(MenuItem item) { + //根据菜单的id来编剧相关项目 + switch (item.getItemId()) { + + //创建一个新的便签 + case R.id.menu_new_note: + createNewNote(); + break; + + //删除便签 + case R.id.menu_delete: + + //创建关于删除操作的对话框 + AlertDialog.Builder builder = new AlertDialog.Builder(this); + + // 设置标签的标题为alert_title_delete + builder.setTitle(getString(R.string.alert_title_delete)); + + //设置对话框图标 + builder.setIcon(android.R.drawable.ic_dialog_alert); + + //设置对话框内容 + builder.setMessage(getString(R.string.alert_message_delete_note)); + + //添加“YES”按钮 + //建立按键监听器 + builder.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + + //点击所触发事件 + public void onClick(DialogInterface dialog, int which) { + // 删除单签便签 + deleteCurrentNote(); + finish(); + } + }); + + //添加“NO”的按钮 + builder.setNegativeButton(android.R.string.cancel, null); + //显示对话框 + builder.show(); + break; + + //字体大小的编辑 + case R.id.menu_font_size: + // 将字体选择器置为可见 + mFontSizeSelector.setVisibility(View.VISIBLE); + // 通过id找到相应的大小 + findViewById(sFontSelectorSelectionMap.get(mFontSizeId)).setVisibility(View.VISIBLE); + break; + + //选择列表模式 + case R.id.menu_list_mode: + mWorkingNote.setCheckListMode(mWorkingNote.getCheckListMode() == 0 ? + TextNote.MODE_CHECK_LIST : 0); + break; + + //菜单共享 + case R.id.menu_share: + getWorkingText(); + // 用sendto函数将运行文本发送到遍历的本文内 + sendTo(this, mWorkingNote.getContent()); + break; + + case R.id.menu_send_to_desktop: + //发送到桌面 + sendToDesktop(); + break; + + //创建提醒器 + case R.id.menu_alert: + setReminder(); + break; + case R.id.menu_delete_remind: + //删除日期提醒 + mWorkingNote.setAlertDate(0, false); + break; + default: + break; + } + return true; + } + + /* + * 函数功能：建立事件提醒器 + * 函数实现：如下注释 + */ + + private void setReminder() { + + // 建立修改时间日期的对话框 + DateTimePickerDialog d = new DateTimePickerDialog(this, System.currentTimeMillis()); + d.setOnDateTimeSetListener(new OnDateTimeSetListener() { + + //建立时间日期的监听器 + public void OnDateTimeSet(AlertDialog dialog, long date) { + //选择提醒的日期 + mWorkingNote.setAlertDate(date , true); + } + }); + + //显示对话框 + d.show(); + } + + /** + * Share note to apps that support {@link Intent#ACTION_SEND} action + * and {@text/plain} type + */ + + /* + * 函数功能：共享便签 + * 函数实现：如下注释 + */ + + private void sendTo(Context context, String info) { + //建立intent链接选项 + Intent intent = new Intent(Intent.ACTION_SEND); + //将需要传递的便签信息放入text文件中 + intent.putExtra(Intent.EXTRA_TEXT, info); + //编辑连接器的类型 + intent.setType("text/plain"); + //在acti中进行链接 + context.startActivity(intent); + } + + /* + * 函数功能：创建一个新的便签 + * 函数实现：如下注释 + */ + private void createNewNote() { + // Firstly, save current editing notes + + //保存当前便签 + saveNote(); + + // For safety, start a new NoteEditActivity + finish(); + //设置链接器 + Intent intent = new Intent(this, NoteEditActivity.class); + //该活动定义为创建或编辑 + intent.setAction(Intent.ACTION_INSERT_OR_EDIT); + //将运行便签的id添加到INTENT_EXTRA_FOLDER_ID标记中 + intent.putExtra(Notes.INTENT_EXTRA_FOLDER_ID, mWorkingNote.getFolderId()); + //开始activity并链接 + startActivity(intent); + } + + /* + * 函数功能：删除当前便签 + * 函数实现：如下注释 + */ + private void deleteCurrentNote() { + + //假如当前运行的便签内存有数据 + if (mWorkingNote.existInDatabase()) { + HashSet ids = new HashSet(); + long id = mWorkingNote.getNoteId(); + //如果不是头文件夹建立一个hash表把便签id存起来 + if (id != Notes.ID_ROOT_FOLDER) { + ids.add(id); + } + + //否则报错 + else { + Log.d(TAG, "Wrong note id, should not happen"); + } + + //在非同步模式情况下 + if (!isSyncMode()) { + + //删除操作 + if (!DataUtils.batchDeleteNotes(getContentResolver(), ids)) { + Log.e(TAG, "Delete Note error"); + } + } + + //同步模式 + else { + //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"); + } + } + } + //将这些标签的删除标记置为true + mWorkingNote.markDeleted(true); + } + + /* + * 函数功能：判断是否为同步模式 + * 函数实现：直接看NotesPreferenceActivity中同步名称是否为空 + */ + private boolean isSyncMode() { + return NotesPreferenceActivity.getSyncAccountName(this).trim().length() > 0; + } + + + /* + * 函数功能：设置提醒时间 + * 函数实现：如下注释 + */ + 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 + */ + + //首先保存已有的便签 + if (!mWorkingNote.existInDatabase()) { + saveNote(); + } + if (mWorkingNote.getNoteId() > 0) { + Intent intent = new Intent(this, AlarmReceiver.class); + + //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 + intent.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, mWorkingNote.getNoteId())); + PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0); + + //设置提醒管理器 + AlarmManager alarmManager = ((AlarmManager) getSystemService(ALARM_SERVICE)); + showAlertHeader(); + + //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 + if(!set) { + alarmManager.cancel(pendingIntent); + } else { + alarmManager.set(AlarmManager.RTC_WAKEUP, date, pendingIntent); + } + } + + //没有运行的便签就报错 + 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); + } + } + + /* + * 函数功能：Widget发生改变的所触发的事件 + */ + public void onWidgetChanged() { + updateWidget(); + } //更新Widget + + /* + * 函数功能： 删除编辑文本框所触发的事件 + * 函数实现：如下注释 + */ + public void onEditTextDelete(int index, String text) { + int childCount = mEditTextList.getChildCount(); + //没有编辑框的话直接返回 + if (childCount == 1) { + return; + } + + //通过id把编辑框存在便签编辑框中 + for (int i = index + 1; i < childCount; i++) { + ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) + .setIndex(i - 1); + } + + //删除特定位置的视图 + mEditTextList.removeViewAt(index); + NoteEditText edit = null; + if(index == 0) { + edit = (NoteEditText) mEditTextList.getChildAt(0).findViewById( + R.id.et_edit_text); + } else { + //通过id把编辑框存在空的NoteEditText中 + edit = (NoteEditText) mEditTextList.getChildAt(index - 1).findViewById( + R.id.et_edit_text); + } + int length = edit.length(); + edit.append(text); + edit.requestFocus();//请求优先完成该此编辑 + edit.setSelection(length);//定位到length位置处的条目 + } + + /* + * 函数功能：进入编辑文本框所触发的事件 + * 函数实现：如下注释 + */ + public void onEditTextEnter(int index, String text) { + /** + * Should not happen, check for debug + */ + + //越界报错 + if(index > mEditTextList.getChildCount()) { + Log.e(TAG, "Index out of mEditTextList boundrary, should not happen"); + } + + View view = getListItem(text, index); + //建立一个新的视图并添加到编辑文本框内 + mEditTextList.addView(view, index); + NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); + //请求优先操作 + edit.requestFocus(); + //定位到起始位置 + edit.setSelection(0); + //遍历子文本框并设置对应对下标 + for (int i = index + 1; i < mEditTextList.getChildCount(); i++) { + ((NoteEditText) mEditTextList.getChildAt(i).findViewById(R.id.et_edit_text)) + .setIndex(i); + } + } + + /* + * 函数功能：切换至列表模式 + * 函数实现：如下注释 + */ + private void switchToListMode(String text) { + mEditTextList.removeAllViews(); + String[] items = text.split("\n"); + //清空所有视图，初始化下标 + int index = 0; + //遍历所有文本单元并添加到文本框中 + for (String item : items) { + if(!TextUtils.isEmpty(item)) { + mEditTextList.addView(getListItem(item, index)); + index++; + } + } + mEditTextList.addView(getListItem("", index)); + //优先请求此操作 + mEditTextList.getChildAt(index).findViewById(R.id.et_edit_text).requestFocus(); + //将便签编辑器不可见 + mNoteEditor.setVisibility(View.GONE); + //将文本编辑框置为可见 + mEditTextList.setVisibility(View.VISIBLE); + } + + /* + * 函数功能：获取高亮效果的反馈情况 + * 函数实现：如下注释 + */ + private Spannable getHighlightQueryResult(String fullText, String userQuery) { + //新建一个效果选项 + SpannableString spannable = new SpannableString(fullText == null ? "" : fullText); + if (!TextUtils.isEmpty(userQuery)) { + //将用户的询问进行解析 + mPattern = Pattern.compile(userQuery); + //建立一个状态机检查Pattern并进行匹配 + Matcher m = mPattern.matcher(fullText); + int start = 0; + while (m.find(start)) { + //设置背景颜色 + spannable.setSpan( + new BackgroundColorSpan(this.getResources().getColor( + R.color.user_query_highlight)), m.start(), m.end(), + Spannable.SPAN_INCLUSIVE_EXCLUSIVE); + //更新起始位置 + start = m.end(); + } + } + return spannable; + } + + /* + * 函数功能：获取列表项 + * 函数实现：如下注释 + */ + private View getListItem(String item, int index) { + //创建一个视图 + View view = LayoutInflater.from(this).inflate(R.layout.note_edit_list_item, null); + final NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); + //创建一个文本编辑框并设置可见性 + edit.setTextAppearance(this, TextAppearanceResources.getTexAppearanceResource(mFontSizeId)); + CheckBox cb = ((CheckBox) view.findViewById(R.id.cb_edit_item)); + //建立一个打钩框并设置监听器 + 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)) { + //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)) { + //选择不勾选 + 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); + //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 + edit.setText(getHighlightQueryResult(item, mUserQuery)); + return view; + } + + /* + * 函数功能：便签内容发生改变所 触发的事件 + * 函数实现：如下注释 + */ + public void onTextChange(int index, boolean hasText) { + //越界报错 + if (index >= mEditTextList.getChildCount()) { + Log.e(TAG, "Wrong index, should not happen"); + return; + } + + //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 + 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); + } + } + + /* + * 函数功能：检查模式和列表模式的切换 + * 函数实现：如下注释 + */ + public void onCheckListModeChanged(int oldMode, int newMode) { + //检查模式切换到列表模式 + if (newMode == TextNote.MODE_CHECK_LIST) { + switchToListMode(mNoteEditor.getText().toString()); + } else { + //若是获取到文本就改变其检查标记 + if (!getWorkingText()) { + mWorkingNote.setWorkingText(mWorkingNote.getContent().replace(TAG_UNCHECKED + " ", + "")); + } + mNoteEditor.setText(getHighlightQueryResult(mWorkingNote.getContent(), mUserQuery)); + mEditTextList.setVisibility(View.GONE); + //修改文本编辑器的内容和可见性 + mNoteEditor.setVisibility(View.VISIBLE); + } + } + + /* + * 函数功能：设置勾选选项表并返回是否勾选的标记 + * 函数实现：如下注释 + */ + private boolean getWorkingText() { + //初始化check标记 + boolean hasChecked = false; + // 若模式为CHECK_LIST + if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) { + //创建可变字符串 + StringBuilder sb = new StringBuilder(); + for (int i = 0; i < mEditTextList.getChildCount(); i++) { + //遍历所有子编辑框的视图 + View view = mEditTextList.getChildAt(i); + NoteEditText edit = (NoteEditText) view.findViewById(R.id.et_edit_text); + + //若文本不为空 + if (!TextUtils.isEmpty(edit.getText())) { + + //该选项框已打钩 + if (((CheckBox) view.findViewById(R.id.cb_edit_item)).isChecked()) { + sb.append(TAG_CHECKED).append(" ").append(edit.getText()).append("\n"); + //扩展字符串为已打钩并把标记置true + hasChecked = true; + } + + //扩展字符串添加未打钩 + else { + sb.append(TAG_UNCHECKED).append(" ").append(edit.getText()).append("\n"); + } + } + } + //利用编辑好的字符串设置运行便签的内容 + mWorkingNote.setWorkingText(sb.toString()); + } else { + // 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 + mWorkingNote.setWorkingText(mNoteEditor.getText().toString()); + } + return hasChecked; + } + + /* + * 函数功能：保存便签 + * 函数实现：如下注释 + */ + private boolean saveNote() { + + //运行 getWorkingText()之后保存 + getWorkingText(); + boolean saved = mWorkingNote.saveNote(); + + //如英文注释所说链接RESULT_OK是为了识别保存的2种情况，一是创建后保存，二是修改后保存 + 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 + */ + setResult(RESULT_OK); + } + return saved; + } + + /* + * 函数功能：将便签发送至桌面 + * 函数实现：如下注释 + */ + 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 + */ + //若不存在数据也就是新的标签就保存起来先 + if (!mWorkingNote.existInDatabase()) { + saveNote(); + } + + //若是有内容 + if (mWorkingNote.getNoteId() > 0) { + Intent sender = new Intent(); + //建立发送到桌面的连接器 + Intent shortcutIntent = new Intent(this, NoteEditActivity.class); + //链接为一个视图 + shortcutIntent.setAction(Intent.ACTION_VIEW); + shortcutIntent.putExtra(Intent.EXTRA_UID, mWorkingNote.getNoteId()); + + //将便签的相关信息都添加到要发送的文件里 + //设置sneder的行为是发送 + 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); + + //显示到桌面 + sendBroadcast(sender); + } + + //空便签直接报错 + 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); + } + } + + /* + * 函数功能：编辑小图标的标题 + * 函数实现：如下注释 + */ + private String makeShortcutIconTitle(String content) { + content = content.replace(TAG_CHECKED, ""); + content = content.replace(TAG_UNCHECKED, ""); + //直接设置为content中的内容并返回，有勾选和未勾选2种 + return content.length() > SHORTCUT_ICON_TITLE_MAX_LEN ? content.substring(0, + SHORTCUT_ICON_TITLE_MAX_LEN) : content; + } + + /* + * 函数功能：显示提示的视图 + * 函数实现：根据下标显示对应的提示 + */ + private void showToast(int resId) { + showToast(resId, Toast.LENGTH_SHORT); + } + + /* + * 函数功能：持续显示提示的视图 + * 函数实现：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/精读UI包/NoteEditText.java b/src/精读UI包/NoteEditText.java new file mode 100644 index 0000000..3d9a2b5 --- /dev/null +++ b/src/精读UI包/NoteEditText.java @@ -0,0 +1,292 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * 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; + +//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 + 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) { + //用super引用父类变量 + super(context, null); + 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 constructor stub + } + +//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*/ +//重写了需要处理屏幕被按下的事件 + @Override + public boolean onTouchEvent(MotionEvent event) { + switch (event.getAction()) { + case MotionEvent.ACTION_DOWN: + + //更新当前坐标值 + 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); + } + + /* + * 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 + */ + @Override + public boolean onKeyDown(int keyCode, KeyEvent event) { + //根据按键的 Unicode 编码值来处理 + switch (keyCode) { + //“进入”按键 + case KeyEvent.KEYCODE_ENTER: + if (mOnTextViewChangeListener != null) { + return false; + } + break; + //“删除”按键 + case KeyEvent.KEYCODE_DEL: + mSelectionStartBeforeDelete = getSelectionStart(); + break; + default: + break; + } + //继续执行父类的其他点击事件 + return super.onKeyDown(keyCode, event); + } + + /* + * 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 + */ + @Override + public boolean onKeyUp(int keyCode, KeyEvent event) { + //根据按键的 Unicode 编码值来处理，有删除和进入2种操作 + switch(keyCode) { + case KeyEvent.KEYCODE_DEL: + //若是被修改过 + if (mOnTextViewChangeListener != null) { + //若之前有被修改并且文档不为空 + if (0 == mSelectionStartBeforeDelete && mIndex != 0) { + //利用上文OnTextViewChangeListener对KEYCODE_DEL按键情况的删除函数进行删除 + mOnTextViewChangeListener.onEditTextDelete(mIndex, getText().toString()); + return true; + } + } + + //其他情况报错，文档的改动监听器并没有建立 + else { + Log.d(TAG, "OnTextViewChangeListener was not seted"); + } + break; + //同上也是分为监听器是否建立2种情况 + case KeyEvent.KEYCODE_ENTER: + if (mOnTextViewChangeListener != null) { + //获取当前位置 + int selectionStart = getSelectionStart(); + //获取当前文本 + String text = getText().subSequence(selectionStart, length()).toString(); + //根据获取的文本设置当前文本 + setText(getText().subSequence(0, selectionStart)); + mOnTextViewChangeListener.onEditTextEnter(mIndex + 1, text); + } + + //其他情况报错，文档的改动监听器并没有建立 + else { + Log.d(TAG, "OnTextViewChangeListener was not seted"); + } + 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) { + + //若监听器已经建立 + if (mOnTextViewChangeListener != null) { + //获取到焦点并且文本不为空 + if (!focused && TextUtils.isEmpty(getText())) { + //mOnTextViewChangeListener子函数，置false隐藏事件选项 + mOnTextViewChangeListener.onTextChange(mIndex, false); + } else { + //mOnTextViewChangeListener子函数，置true显示事件选项 + mOnTextViewChangeListener.onTextChange(mIndex, true); + } + } + //继续执行父类的其他焦点变化的事件 + super.onFocusChanged(focused, direction, previouslyFocusedRect); + } + + /* + * 函数功能：生成上下文菜单 + * 函数实现：如下注释 + */ + @Override + protected void onCreateContextMenu(ContextMenu menu) { + //有文本存在 + if (getText() instanceof Spanned) { + //获取文本开始和结尾位置 + int selStart = getSelectionStart(); + int selEnd = getSelectionEnd(); + + //获取开始到结尾的最大值和最小值 + int min = Math.min(selStart, selEnd); + int max = Math.max(selStart, selEnd); + + //设置url的信息的范围值 + final URLSpan[] urls = ((Spanned) getText()).getSpans(min, max, URLSpan.class); + if (urls.length == 1) { + int defaultResId = 0; + //获取计划表中所有的key值 + for(String schema: sSchemaActionResMap.keySet()) { + //若url可以添加则在添加后将defaultResId置为key所映射的值 + if(urls[0].getURL().indexOf(schema) >= 0) { + defaultResId = sSchemaActionResMap.get(schema); + break; + } + } + + //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 + if (defaultResId == 0) { + defaultResId = R.string.note_link_other; + } + + //建立菜单 + menu.add(0, 0, 0, defaultResId).setOnMenuItemClickListener( + //新建按键监听器 + new OnMenuItemClickListener() { + public boolean onMenuItemClick(MenuItem item) { + // goto a new intent + //根据相应的文本设置菜单的按键 + urls[0].onClick(NoteEditText.this); + return true; + } + }); + } + } + //继续执行父类的其他菜单创建的事件 + super.onCreateContextMenu(menu); + } +}