diff --git a/AlarmAlertActivity.java b/AlarmAlertActivity.java deleted file mode 100644 index b13107a..0000000 --- a/AlarmAlertActivity.java +++ /dev/null @@ -1,159 +0,0 @@ -/* - * 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; -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 java.io.IOException; - -// AlarmAlertActivity 是一个用于显示便签提醒的 Activity。 -public class AlarmAlertActivity extends Activity implements OnClickListener, OnDismissListener { - private long mNoteId; // 便签的ID。 - private String mSnippet; // 便签的预览文本。 - private static final int SNIPPET_PREW_MAX_LEN = 60; // 预览文本的最大长度。 - MediaPlayer mPlayer; // 用于播放提醒声音的 MediaPlayer。 - - @Override - protected void onCreate(Bundle savedInstanceState) { - super.onCreate(savedInstanceState); - requestWindowFeature(Window.FEATURE_NO_TITLE); // 请求无标题栏的窗口特性。 - - final Window win = getWindow(); - win.addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED); // 锁屏时显示窗口。 - - if (!isScreenOn()) { - win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON - | WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON - | WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON - | WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR); // 屏幕关闭时点亮屏幕。 - } - - Intent intent = getIntent(); // 获取启动该 Activity 的 Intent。 - - try { - mNoteId = Long.valueOf(intent.getData().getPathSegments().get(1)); // 从 Intent 中获取便签 ID。 - mSnippet = DataUtils.getSnippetById(this.getContentResolver(), mNoteId); // 获取便签预览文本。 - mSnippet = mSnippet.length() > SNIPPET_PREW_MAX_LEN ? mSnippet.substring(0, - SNIPPET_PREW_MAX_LEN) + getResources().getString(R.string.notelist_string_info) - : mSnippet; // 预览文本超出最大长度时截断。 - } catch (IllegalArgumentException e) { - e.printStackTrace(); - return; - } - - mPlayer = new MediaPlayer(); // 初始化 MediaPlayer。 - if (DataUtils.visibleInNoteDatabase(getContentResolver(), mNoteId, Notes.TYPE_NOTE)) { - showActionDialog(); // 显示操作对话框。 - playAlarmSound(); // 播放提醒声音。 - } else { - finish(); // 如果便签不可见，则结束 Activity。 - } - } - - // 检查屏幕是否开启。 - private boolean isScreenOn() { - PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); - return pm.isScreenOn(); - } - - // 播放提醒声音。 - private void playAlarmSound() { - 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 { - mPlayer.setDataSource(this, url); - mPlayer.prepare(); - mPlayer.setLooping(true); - mPlayer.start(); - } catch (IllegalArgumentException e) { - e.printStackTrace(); - } catch (SecurityException e) { - e.printStackTrace(); - } catch (IllegalStateException e) { - e.printStackTrace(); - } catch (IOException e) { - e.printStackTrace(); - } - } - - // 显示操作对话框。 - private void showActionDialog() { - AlertDialog.Builder dialog = new AlertDialog.Builder(this); - dialog.setTitle(R.string.app_name); - dialog.setMessage(mSnippet); - dialog.setPositiveButton(R.string.notealert_ok, this); - if (isScreenOn()) { - dialog.setNegativeButton(R.string.notealert_enter, this); - } - dialog.show().setOnDismissListener(this); - } - - // DialogInterface.OnClickListener 的实现，处理对话框按钮点击事件。 - public void onClick(DialogInterface dialog, int which) { - switch (which) { - case DialogInterface.BUTTON_NEGATIVE: - Intent intent = new Intent(this, NoteEditActivity.class); - intent.setAction(Intent.ACTION_VIEW); - intent.putExtra(Intent.EXTRA_UID, mNoteId); - startActivity(intent); - break; - default: - break; - } - } - - // DialogInterface.OnDismissListener 的实现，处理对话框消失事件。 - public void onDismiss(DialogInterface dialog) { - stopAlarmSound(); - finish(); - } - - // 停止提醒声音。 - private void stopAlarmSound() { - if (mPlayer != null) { - mPlayer.stop(); - mPlayer.release(); - mPlayer = null; - } - } -} \ No newline at end of file diff --git a/AlarmInitReceiver.java b/AlarmInitReceiver.java deleted file mode 100644 index c1e7d08..0000000 --- a/AlarmInitReceiver.java +++ /dev/null @@ -1,75 +0,0 @@ -/* - * 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; // 指定该类所在的包路径 - -import android.app.AlarmManager; // 引入AlarmManager类，用于设置闹钟 -import android.app.PendingIntent; // 引入PendingIntent类，表示延迟的Intent -import android.content.BroadcastReceiver; // 引入BroadcastReceiver类，用于接收广播 -import android.content.ContentUris; // 引入ContentUris类，用于生成URI -import android.content.Context; // 引入Context类，用于访问系统资源 -import android.content.Intent; // 引入Intent类，用于启动组件 -import android.database.Cursor; // 引入Cursor类，用于数据库查询 - -import net.micode.notes.data.Notes; // 引入Notes类，处理笔记数据 -import net.micode.notes.data.Notes.NoteColumns; // 引入NoteColumns类，表示Notes表的列 - -public class AlarmInitReceiver extends BroadcastReceiver { // 定义一个继承自BroadcastReceiver的类 - - // 定义查询需要的列 - private static final String [] PROJECTION = new String [] { - NoteColumns.ID, // 获取笔记的ID列 - NoteColumns.ALERTED_DATE // 获取提醒时间列 - }; - - // 列索引常量 - private static final int COLUMN_ID = 0; // 第0列是ID列 - private static final int COLUMN_ALERTED_DATE = 1; // 第1列是提醒时间列 - - @Override - public void onReceive(Context context, Intent intent) { // 重写onReceive方法，接收广播 - long currentDate = System.currentTimeMillis(); // 获取当前的系统时间（以毫秒为单位） - - // 查询数据库，获取需要提醒的笔记，且提醒时间大于当前时间 - Cursor c = context.getContentResolver().query(Notes.CONTENT_NOTE_URI, // 查询URI为Notes.CONTENT_NOTE_URI的内容提供者 - PROJECTION, // 需要查询的列 - NoteColumns.ALERTED_DATE + ">? AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE, // 查询条件：提醒时间大于当前时间，且类型为笔记 - new String[] { String.valueOf(currentDate) }, // 查询条件中的当前时间 - null); // 不需要排序 - - // 如果查询结果不为空 - if (c != null) { - // 如果查询到至少一条记录 - if (c.moveToFirst()) { - do { - long alertDate = c.getLong(COLUMN_ALERTED_DATE); // 获取提醒时间 - Intent sender = new Intent(context, AlarmReceiver.class); // 创建一个新的Intent，用于发送广播 - sender.setData(ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, c.getLong(COLUMN_ID))); // 设置Intent的数据（笔记的ID） - - // 创建PendingIntent，表示在指定时间执行AlarmReceiver广播 - PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, sender, 0); - - // 获取系统的AlarmManager服务 - AlarmManager alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE); - - // 设置闹钟，使用RTC_WAKEUP模式，当到达指定的提醒时间时唤醒设备并触发PendingIntent - alarmManager.set(AlarmManager.RTC_WAKEUP, alertDate, pendingIntent); - } while (c.moveToNext()); // 如果查询结果中还有下一条记录，则继续处理 - } - c.close(); // 关闭Cursor - } - } -} diff --git a/AlarmReceiver.java b/AlarmReceiver.java deleted file mode 100644 index c692e17..0000000 --- a/AlarmReceiver.java +++ /dev/null @@ -1,35 +0,0 @@ -/* - * 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; -import android.content.Context; -import android.content.Intent; - -// AlarmReceiver 类继承自 BroadcastReceiver，用于接收便签提醒的广播事件。 -public class AlarmReceiver extends BroadcastReceiver { - // onReceive 方法是 BroadcastReceiver 的回调方法，当接收到广播时被调用。 - @Override - public void onReceive(Context context, Intent intent) { - // 设置 intent 的目标类为 AlarmAlertActivity。 - intent.setClass(context, AlarmAlertActivity.class); - // 为 intent 添加 FLAG_ACTIVITY_NEW_TASK 标志，使得在新的任务栈中启动 Activity。 - intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); - // 在给定的上下文中启动 AlarmAlertActivity。 - context.startActivity(intent); - } -} \ No newline at end of file diff --git a/DateTimePicker.java b/DateTimePicker.java deleted file mode 100644 index 52692cf..0000000 --- a/DateTimePicker.java +++ /dev/null @@ -1,222 +0,0 @@ -/* - * 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; -import java.util.Calendar; - -import net.micode.notes.R; - - -import android.content.Context; -import android.text.format.DateFormat; -import android.view.View; -import android.widget.FrameLayout; -import android.widget.NumberPicker; - -// DateTimePicker 类继承自 FrameLayout，用于提供一个日期时间选择器。 -public class DateTimePicker extends FrameLayout { - - // 默认启用状态。 - private static final boolean DEFAULT_ENABLE_STATE = true; - - // 半天的小时数和全天的小时数。 - private static final int HOURS_IN_HALF_DAY = 12; - private static final int HOURS_IN_ALL_DAY = 24; - // 一周的天数。 - private static final int DAYS_IN_ALL_WEEK = 7; - // 日期选择器的最小值和最大值。 - private static final int DATE_SPINNER_MIN_VAL = 0; - private static final int DATE_SPINNER_MAX_VAL = DAYS_IN_ALL_WEEK - 1; - // 24小时制和12小时制下小时选择器的最小值和最大值。 - 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; - // 分钟选择器的最小值和最大值。 - private static final int MINUT_SPINNER_MIN_VAL = 0; - private static final int MINUT_SPINNER_MAX_VAL = 59; - // 上下午选择器的最小值和最大值。 - private static final int AMPM_SPINNER_MIN_VAL = 0; - private static final int AMPM_SPINNER_MAX_VAL = 1; - - // 日期、小时、分钟和上下午的 NumberPicker 控件。 - private final NumberPicker mDateSpinner; - private final NumberPicker mHourSpinner; - private final NumberPicker mMinuteSpinner; - private final NumberPicker mAmPmSpinner; - // 用于存储日期的 Calendar 对象。 - private Calendar mDate; - - // 日期显示值数组。 - private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK]; - - // 表示是否为上午的布尔值。 - private boolean mIsAm; - - // 表示是否为24小时视图的布尔值。 - private boolean mIs24HourView; - - // 控件的启用状态。 - private boolean mIsEnabled = DEFAULT_ENABLE_STATE; - - // 正在初始化的布尔值。 - private boolean mInitialising; - - // 日期时间改变监听器。 - private OnDateTimeChangedListener mOnDateTimeChangedListener; - - // 日期改变监听器。 - private NumberPicker.OnValueChangeListener mOnDateChangedListener = new NumberPicker.OnValueChangeListener() { - @Override - public void onValueChange(NumberPicker picker, int oldVal, int newVal) { - // 更新日期并通知日期时间改变。 - mDate.add(Calendar.DAY_OF_YEAR, newVal - oldVal); - updateDateControl(); - onDateTimeChanged(); - } - }; - - // 小时改变监听器。 - private NumberPicker.OnValueChangeListener mOnHourChangedListener = new NumberPicker.OnValueChangeListener() { - @Override - public void onValueChange(NumberPicker picker, int oldVal, int newVal) { - // 更新小时并通知日期时间改变。 - // 处理12小时制下上下午的转换。 - boolean isDateChanged = false; - Calendar cal = Calendar.getInstance(); - if (!mIs24HourView) { - 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; - } 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; - } - 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 { - if (oldVal == HOURS_IN_ALL_DAY - 1 && newVal == 0) { - cal.setTimeInMillis(mDate.getTimeInMillis()); - cal.add(Calendar.DAY_OF_YEAR, 1); - isDateChanged = true; - } else if (oldVal == 0 && newVal == HOURS_IN_ALL_DAY - 1) { - cal.setTimeInMillis(mDate.getTimeInMillis()); - cal.add(Calendar.DAY_OF_YEAR, -1); - isDateChanged = true; - } - } - int newHour = mHourSpinner.getValue() % HOURS_IN_HALF_DAY + (mIsAm ? 0 : HOURS_IN_HALF_DAY); - mDate.set(Calendar.HOUR_OF_DAY, newHour); - onDateTimeChanged(); - if (isDateChanged) { - setCurrentYear(cal.get(Calendar.YEAR)); - setCurrentMonth(cal.get(Calendar.MONTH)); - setCurrentDay(cal.get(Calendar.DAY_OF_MONTH)); - } - } - }; - - // 分钟改变监听器。 - private NumberPicker.OnValueChangeListener mOnMinuteChangedListener = new NumberPicker.OnValueChangeListener() { - @Override - public void onValueChange(NumberPicker picker, int oldVal, int newVal) { - // 更新分钟并通知日期时间改变。 - int minValue = mMinuteSpinner.getMinValue(); - int maxValue = mMinuteSpinner.getMaxValue(); - int offset = 0; - if (oldVal == maxValue && newVal == minValue) { - offset += 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(); - } - }; - - // 上下午改变监听器。 - private NumberPicker.OnValueChangeListener mOnAmPmChangedListener = new NumberPicker.OnValueChangeListener() { - @Override - public void onValueChange(NumberPicker picker, int oldVal, int newVal) { - // 更新上下午并通知日期时间改变。 - 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); - } - updateAmPmControl(); - onDateTimeChanged(); - } - }; - - // 日期时间改变监听器接口。 - public interface OnDateTimeChangedListener { - void onDateTimeChanged(DateTimePicker view, int year, int month, - int dayOfMonth, int hourOfDay, int minute); - } - - // DateTimePicker 的构造函数。 - public DateTimePicker(Context context) { - this(context, System.currentTimeMillis()); - } - - public DateTimePicker(Context context, long date) { - this(context, date, DateFormat.is24HourFormat(context)); - } - - public DateTimePicker(Context context, long date, boolean is24HourView) { - super(context); - mDate = Calendar.getInstance(); - mInitialising = true; - mIsAm = getCurrentHourOfDay() >= HOURS_IN_HALF_DAY; - inflate(context, R.layout.datetime_picker, this); - - // 初始化日期、小时、分钟和上下午的 NumberPicker 控件。 - 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); - - // \ No newline at end of file diff --git a/DateTimePickerDialog.java b/DateTimePickerDialog.java deleted file mode 100644 index ceffc71..0000000 --- a/DateTimePickerDialog.java +++ /dev/null @@ -1,98 +0,0 @@ -/* - * 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; // 定义类所在的包路径 - -import java.util.Calendar; // 引入Calendar类用于处理日期和时间 - -import net.micode.notes.R; // 引入R文件，用于获取资源ID -import net.micode.notes.ui.DateTimePicker; // 引入自定义的DateTimePicker控件 -import net.micode.notes.ui.DateTimePicker.OnDateTimeChangedListener; // 引入DateTimePicker控件的监听器 - -import android.app.AlertDialog; // 引入AlertDialog类，用于创建对话框 -import android.content.Context; // 引入Context类，用于访问应用程序上下文 -import android.content.DialogInterface; // 引入DialogInterface类，用于处理对话框的按钮事件 -import android.content.DialogInterface.OnClickListener; // 引入OnClickListener接口，用于按钮点击事件 -import android.text.format.DateFormat; // 引入DateFormat类，用于格式化日期和时间 -import android.text.format.DateUtils; // 引入DateUtils类，用于时间格式化与操作 - -// 定义一个自定义的DateTimePickerDialog类，继承自AlertDialog -public class DateTimePickerDialog extends AlertDialog implements OnClickListener { - - private Calendar mDate = Calendar.getInstance(); // 用于保存当前日期和时间 - private boolean mIs24HourView; // 标记是否为24小时制显示 - private OnDateTimeSetListener mOnDateTimeSetListener; // 回调接口，用于在日期和时间设置后通知调用者 - private DateTimePicker mDateTimePicker; // 自定义的日期时间选择器 - - // 定义回调接口，用于在用户设置日期时间后进行处理 - public interface OnDateTimeSetListener { - void OnDateTimeSet(AlertDialog dialog, long date); // 回调方法，传递设置的日期时间 - } - - // 构造函数，初始化对话框，设置默认日期时间 - public DateTimePickerDialog(Context context, long date) { - super(context); // 调用父类构造函数，初始化AlertDialog - mDateTimePicker = new DateTimePicker(context); // 初始化DateTimePicker控件 - setView(mDateTimePicker); // 设置对话框的内容视图为DateTimePicker控件 - mDateTimePicker.setOnDateTimeChangedListener(new OnDateTimeChangedListener() { // 设置日期时间变化的监听器 - public void onDateTimeChanged(DateTimePicker view, int year, int month, - int dayOfMonth, int hourOfDay, int minute) { - mDate.set(Calendar.YEAR, year); // 设置选中的年 - mDate.set(Calendar.MONTH, month); // 设置选中的月 - mDate.set(Calendar.DAY_OF_MONTH, dayOfMonth); // 设置选中的天 - mDate.set(Calendar.HOUR_OF_DAY, hourOfDay); // 设置选中的小时 - mDate.set(Calendar.MINUTE, minute); // 设置选中的分钟 - updateTitle(mDate.getTimeInMillis()); // 更新对话框标题显示的日期时间 - } - }); - mDate.setTimeInMillis(date); // 将传入的日期时间（毫秒）设置为当前日期 - mDate.set(Calendar.SECOND, 0); // 将秒设置为0 - mDateTimePicker.setCurrentDate(mDate.getTimeInMillis()); // 设置DateTimePicker控件的初始日期 - setButton(context.getString(R.string.datetime_dialog_ok), this); // 设置“确认”按钮，并指定点击时的行为 - setButton2(context.getString(R.string.datetime_dialog_cancel), (OnClickListener)null); // 设置“取消”按钮 - set24HourView(DateFormat.is24HourFormat(this.getContext())); // 设置是否为24小时制显示 - updateTitle(mDate.getTimeInMillis()); // 初始化时更新对话框的标题 - } - - // 设置是否使用24小时制 - public void set24HourView(boolean is24HourView) { - mIs24HourView = is24HourView; - } - - // 设置日期时间设置完成后的回调监听器 - public void setOnDateTimeSetListener(OnDateTimeSetListener callBack) { - mOnDateTimeSetListener = callBack; - } - - // 更新对话框标题，显示当前选中的日期时间 - private void updateTitle(long date) { - // 设置日期时间显示的格式 - int flag = - DateUtils.FORMAT_SHOW_YEAR | // 显示年份 - DateUtils.FORMAT_SHOW_DATE | // 显示日期 - DateUtils.FORMAT_SHOW_TIME; // 显示时间 - flag |= mIs24HourView ? DateUtils.FORMAT_24HOUR : DateUtils.FORMAT_24HOUR; // 如果是24小时制，显示24小时格式 - setTitle(DateUtils.formatDateTime(this.getContext(), date, flag)); // 格式化日期时间并设置为对话框标题 - } - - // 确认按钮点击事件的处理 - public void onClick(DialogInterface arg0, int arg1) { - if (mOnDateTimeSetListener != null) { - // 调用回调接口，传递设置的日期时间 - mOnDateTimeSetListener.OnDateTimeSet(this, mDate.getTimeInMillis()); - } - } -} diff --git a/DropdownMenu.java b/DropdownMenu.java deleted file mode 100644 index fe6e47a..0000000 --- a/DropdownMenu.java +++ /dev/null @@ -1,63 +0,0 @@ -/* - * 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; // 定义类所在的包路径 - -import android.content.Context; // 引入Context类，用于访问应用程序的上下文 -import android.view.Menu; // 引入Menu类，用于操作菜单 -import android.view.MenuItem; // 引入MenuItem类，用于菜单项的处理 -import android.view.View; // 引入View类，用于视图的操作 -import android.view.View.OnClickListener; // 引入OnClickListener接口，用于处理点击事件 -import android.widget.Button; // 引入Button类，用于显示按钮 -import android.widget.PopupMenu; // 引入PopupMenu类，用于显示弹出菜单 -import android.widget.PopupMenu.OnMenuItemClickListener; // 引入PopupMenu的菜单项点击监听器 - -public class DropdownMenu { - private Button mButton; // 用于显示的按钮，点击后弹出菜单 - private PopupMenu mPopupMenu; // 弹出菜单的实例 - private Menu mMenu; // 菜单项的集合 - - // 构造函数，初始化DropdownMenu，设置按钮及其弹出菜单 - public DropdownMenu(Context context, Button button, int menuId) { - mButton = button; // 获取传入的按钮对象 - mButton.setBackgroundResource(R.drawable.dropdown_icon); // 设置按钮的背景图标为下拉菜单图标 - mPopupMenu = new PopupMenu(context, mButton); // 初始化PopupMenu，指定按钮作为弹出菜单的锚点 - mMenu = mPopupMenu.getMenu(); // 获取PopupMenu中的Menu对象 - mPopupMenu.getMenuInflater().inflate(menuId, mMenu); // 使用传入的menuId加载菜单资源 - mButton.setOnClickListener(new OnClickListener() { // 为按钮设置点击事件监听器 - public void onClick(View v) { - mPopupMenu.show(); // 当按钮被点击时，显示弹出菜单 - } - }); - } - - // 设置菜单项点击事件监听器 - public void setOnDropdownMenuItemClickListener(OnMenuItemClickListener listener) { - if (mPopupMenu != null) { - mPopupMenu.setOnMenuItemClickListener(listener); // 设置PopupMenu的菜单项点击监听器 - } - } - - // 根据菜单项的ID查找菜单项 - public MenuItem findItem(int id) { - return mMenu.findItem(id); // 在菜单中查找具有指定ID的菜单项 - } - - // 设置按钮的文本 - public void setTitle(CharSequence title) { - mButton.setText(title); // 设置按钮的文本为传入的title - } -} diff --git a/FoldersListAdapter.java b/FoldersListAdapter.java new file mode 100644 index 0000000..94bb583 --- /dev/null +++ b/FoldersListAdapter.java @@ -0,0 +1,89 @@ +/* + * 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; + + +// FoldersListAdapter 是一个自定义的 CursorAdapter，用于显示文件夹列表。 +public class FoldersListAdapter extends CursorAdapter { + // 定义查询数据库时需要的列。 + public static final String [] PROJECTION = { + NoteColumns.ID, + NoteColumns.SNIPPET + }; + + // 定义列索引常量。 + public static final int ID_COLUMN = 0; + public static final int NAME_COLUMN = 1; + + // FoldersListAdapter 的构造函数。 + public FoldersListAdapter(Context context, Cursor c) { + super(context, c); + // TODO Auto-generated constructor stub + } + + // 新建视图的方法，返回一个 FolderListItem 实例。 + @Override + public View newView(Context context, Cursor cursor, ViewGroup parent) { + return new FolderListItem(context); + } + + // 绑定视图与数据的方法。 + @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); + } + } + + // 根据位置获取文件夹名称的方法。 + 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); + } + + // FolderListItem 是一个内部类，表示列表中的单个文件夹项。 + private class FolderListItem extends LinearLayout { + private TextView mName; // 用于显示文件夹名称的 TextView。 + + // FolderListItem 的构造函数。 + public FolderListItem(Context context) { + super(context); + inflate(context, R.layout.folder_list_item, this); + mName = (TextView) findViewById(R.id.tv_folder_name); + } + + // 绑定文件夹名称的方法。 + public void bind(String name) { + mName.setText(name); + } + } +} \ No newline at end of file diff --git a/NoteWidgetProvider.java b/NoteWidgetProvider.java deleted file mode 100644 index 0d6feb9..0000000 --- a/NoteWidgetProvider.java +++ /dev/null @@ -1,144 +0,0 @@ -/* - * 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.widget; -import android.app.PendingIntent; -import android.appwidget.AppWidgetManager; -import android.appwidget.AppWidgetProvider; -import android.content.ContentValues; -import android.content.Context; -import android.content.Intent; -import android.database.Cursor; -import android.util.Log; -import android.widget.RemoteViews; - -import net.micode.notes.R; -import net.micode.notes.data.Notes; -import net.micode.notes.data.Notes.NoteColumns; -import net.micode.notes.tool.ResourceParser; -import net.micode.notes.ui.NoteEditActivity; -import net.micode.notes.ui.NotesListActivity; - -// 继承自AppWidgetProvider的抽象类，用于管理便签小部件。 -public abstract class NoteWidgetProvider extends AppWidgetProvider { - // 定义查询数据库时需要的列。 - public static final String [] PROJECTION = new String [] { - NoteColumns.ID, - NoteColumns.BG_COLOR_ID, - NoteColumns.SNIPPET - }; - - // 定义列索引常量。 - public static final int COLUMN_ID = 0; - public static final int COLUMN_BG_COLOR_ID = 1; - public static final int COLUMN_SNIPPET = 2; - - // 日志标签，用于Logcat中识别日志来源。 - private static final String TAG = "NoteWidgetProvider"; - - // 当小部件被删除时调用，更新数据库中对应的笔记widget id为无效值。 - @Override - public void onDeleted(Context context, int[] appWidgetIds) { - ContentValues values = new ContentValues(); - values.put(NoteColumns.WIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID); - for (int i = 0; i < appWidgetIds.length; i++) { - context.getContentResolver().update(Notes.CONTENT_NOTE_URI, - values, - NoteColumns.WIDGET_ID + "=?", - new String[] { String.valueOf(appWidgetIds[i])}); - } - } - - // 获取小部件相关的笔记信息。 - private Cursor getNoteWidgetInfo(Context context, int widgetId) { - return context.getContentResolver().query(Notes.CONTENT_NOTE_URI, - PROJECTION, - NoteColumns.WIDGET_ID + "=? AND " + NoteColumns.PARENT_ID + "<>?", - new String[] { String.valueOf(widgetId), String.valueOf(Notes.ID_TRASH_FOLER) }, - null); - } - - // 更新小部件显示。 - protected void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) { - update(context, appWidgetManager, appWidgetIds, false); - } - - // 更新小部件显示，考虑隐私模式。 - private void update(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds, - boolean privacyMode) { - for (int i = 0; i < appWidgetIds.length; i++) { - if (appWidgetIds[i] != AppWidgetManager.INVALID_APPWIDGET_ID) { - int bgId = ResourceParser.getDefaultBgId(context); - String snippet = ""; - Intent intent = new Intent(context, NoteEditActivity.class); - intent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP); - intent.putExtra(Notes.INTENT_EXTRA_WIDGET_ID, appWidgetIds[i]); - intent.putExtra(Notes.INTENT_EXTRA_WIDGET_TYPE, getWidgetType()); - - Cursor c = getNoteWidgetInfo(context, appWidgetIds[i]); - if (c != null && c.moveToFirst()) { - if (c.getCount() > 1) { - Log.e(TAG, "Multiple message with same widget id:" + appWidgetIds[i]); - c.close(); - return; - } - snippet = c.getString(COLUMN_SNIPPET); - bgId = c.getInt(COLUMN_BG_COLOR_ID); - intent.putExtra(Intent.EXTRA_UID, c.getLong(COLUMN_ID)); - intent.setAction(Intent.ACTION_VIEW); - } else { - snippet = context.getResources().getString(R.string.widget_havenot_content); - intent.setAction(Intent.ACTION_INSERT_OR_EDIT); - } - - if (c != null) { - c.close(); - } - - // 设置小部件的布局和行为。 - RemoteViews rv = new RemoteViews(context.getPackageName(), getLayoutId()); - rv.setImageViewResource(R.id.widget_bg_image, getBgResourceId(bgId)); - intent.putExtra(Notes.INTENT_EXTRA_BACKGROUND_ID, bgId); - /** - * 生成启动宿主的PendingIntent。 - */ - PendingIntent pendingIntent = null; - if (privacyMode) { - rv.setTextViewText(R.id.widget_text, - context.getString(R.string.widget_under_visit_mode)); - pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], new Intent( - context, NotesListActivity.class), PendingIntent.FLAG_UPDATE_CURRENT); - } else { - rv.setTextViewText(R.id.widget_text, snippet); - pendingIntent = PendingIntent.getActivity(context, appWidgetIds[i], intent, - PendingIntent.FLAG_UPDATE_CURRENT); - } - - rv.setOnClickPendingIntent(R.id.widget_text, pendingIntent); - appWidgetManager.updateAppWidget(appWidgetIds[i], rv); - } - } - } - - // 获取背景资源ID的方法，需由子类实现。 - protected abstract int getBgResourceId(int bgId); - - // 获取布局ID的方法，需由子类实现。 - protected abstract int getLayoutId(); - - // 获取小部件类型的方法，需由子类实现。 - protected abstract int getWidgetType(); -} \ No newline at end of file diff --git a/NoteWidgetProvider_2x.java b/NoteWidgetProvider_2x.java deleted file mode 100644 index b1967fe..0000000 --- a/NoteWidgetProvider_2x.java +++ /dev/null @@ -1,55 +0,0 @@ -/* - * 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.widget; - -import android.appwidget.AppWidgetManager; -import android.content.Context; - -import net.micode.notes.R; -import net.micode.notes.data.Notes; -import net.micode.notes.tool.ResourceParser; - -// NoteWidgetProvider_2x 是 NoteWidgetProvider 的具体实现类，用于提供2x2网格大小的便签小部件。 -public class NoteWidgetProvider_2x extends NoteWidgetProvider { - // 当小部件需要更新时调用此方法。 - @Override - public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) { - // 调用父类的 update 方法来执行更新。 - super.update(context, appWidgetManager, appWidgetIds); - } - - // 返回小部件的布局资源ID。 - @Override - protected int getLayoutId() { - // 返回2x2网格小部件的布局资源ID。 - return R.layout.widget_2x; - } - - // 根据传入的背景ID返回对应的资源ID。 - @Override - protected int getBgResourceId(int bgId) { - // 使用 ResourceParser 类的静态方法来获取2x2网格小部件的背景资源ID。 - return ResourceParser.WidgetBgResources.getWidget2xBgResource(bgId); - } - - // 返回小部件的类型。 - @Override - protected int getWidgetType() { - // 返回小部件的类型为TYPE_WIDGET_2X，这是一个定义在Notes类中的常量。 - return Notes.TYPE_WIDGET_2X; - } -} \ No newline at end of file diff --git a/NoteWidgetProvider_4x.java b/NoteWidgetProvider_4x.java deleted file mode 100644 index 39ad28e..0000000 --- a/NoteWidgetProvider_4x.java +++ /dev/null @@ -1,55 +0,0 @@ -/* - * 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.widget; - -import android.appwidget.AppWidgetManager; -import android.content.Context; - -import net.micode.notes.R; -import net.micode.notes.data.Notes; -import net.micode.notes.tool.ResourceParser; - -// NoteWidgetProvider_4x 类继承自 NoteWidgetProvider 类，用于提供4x4网格大小的便签小部件。 -public class NoteWidgetProvider_4x extends NoteWidgetProvider { - // 当小部件需要更新时，系统会调用此方法。 - @Override - public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) { - // 调用父类的 update 方法来更新小部件。 - super.update(context, appWidgetManager, appWidgetIds); - } - - // 返回小部件的布局资源ID。 - @Override - protected int getLayoutId() { - // 返回4x4网格小部件的布局资源ID。 - return R.layout.widget_4x; - } - - // 根据传入的背景ID返回对应的资源ID。 - @Override - protected int getBgResourceId(int bgId) { - // 使用 ResourceParser 类的静态方法来获取4x4网格小部件的背景资源ID。 - return ResourceParser.WidgetBgResources.getWidget4xBgResource(bgId); - } - - // 返回小部件的类型。 - @Override - protected int getWidgetType() { - // 返回小部件的类型为TYPE_WIDGET_4X，这是一个定义在Notes类中的常量。 - return Notes.TYPE_WIDGET_4X; - } -} \ No newline at end of file