src/com/android/alarmclock/SetAlarm.java - platform/packages/apps/AlarmClock - Git at Google

 /*
  * Copyright (C) 2007 The Android Open Source Project
  *
  * 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 com.android.alarmclock;

 import android.app.TimePickerDialog;
 import android.content.Context;
 import android.content.Intent;
 import android.media.RingtoneManager;
 import android.net.Uri;
 import android.os.Bundle;
 import android.preference.CheckBoxPreference;
 import android.preference.EditTextPreference;
 import android.preference.Preference;
 import android.preference.PreferenceActivity;
 import android.preference.PreferenceScreen;
 import android.text.format.DateFormat;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup.LayoutParams;
 import android.widget.Button;
 import android.widget.FrameLayout;
 import android.widget.LinearLayout;
 import android.widget.ListView;
 import android.widget.TimePicker;
 import android.widget.Toast;

 /**
  * Manages each alarm
  */
 public class SetAlarm extends PreferenceActivity
         implements TimePickerDialog.OnTimeSetListener {

     private EditTextPreference mLabel;
     private Preference mTimePref;
     private AlarmPreference mAlarmPref;
     private CheckBoxPreference mVibratePref;
     private RepeatPreference mRepeatPref;
     private MenuItem mDeleteAlarmItem;
     private MenuItem mTestAlarmItem;

     private int     mId;
     private boolean mEnabled;
     private int     mHour;
     private int     mMinutes;

     /**
      * Set an alarm.  Requires an Alarms.ALARM_ID to be passed in as an
      * extra. FIXME: Pass an Alarm object like every other Activity.
      */
     @Override
     protected void onCreate(Bundle icicle) {
         super.onCreate(icicle);

         addPreferencesFromResource(R.xml.alarm_prefs);

         // Get each preference so we can retrieve the value later.
         mLabel = (EditTextPreference) findPreference("label");
         mLabel.setOnPreferenceChangeListener(
                 new Preference.OnPreferenceChangeListener() {
                     public boolean onPreferenceChange(Preference p,
                             Object newValue) {
                         // Set the summary based on the new label.
                         p.setSummary((String) newValue);
                         return true;
                     }
                 });
         mTimePref = findPreference("time");
         mAlarmPref = (AlarmPreference) findPreference("alarm");
         mVibratePref = (CheckBoxPreference) findPreference("vibrate");
         mRepeatPref = (RepeatPreference) findPreference("setRepeat");

         Intent i = getIntent();
         mId = i.getIntExtra(Alarms.ALARM_ID, -1);
         if (Log.LOGV) {
             Log.v("In SetAlarm, alarm id = " + mId);
         }

         /* load alarm details from database */
         Alarm alarm = Alarms.getAlarm(getContentResolver(), mId);
         mEnabled = alarm.enabled;
         mLabel.setText(alarm.label);
         mLabel.setSummary(alarm.label);
         mHour = alarm.hour;
         mMinutes = alarm.minutes;
         mRepeatPref.setDaysOfWeek(alarm.daysOfWeek);
         mVibratePref.setChecked(alarm.vibrate);
         // Give the alert uri to the preference.
         mAlarmPref.setAlert(alarm.alert);
         updateTime();

         // We have to do this to get the save/cancel buttons to highlight on
         // their own.
         getListView().setItemsCanFocus(true);

         // Grab the content view so we can modify it.
         FrameLayout content = (FrameLayout) getWindow().getDecorView()
                 .findViewById(com.android.internal.R.id.content);

         // Get the main ListView and remove it from the content view.
         ListView lv = getListView();
         content.removeView(lv);

         // Create the new LinearLayout that will become the content view and
         // make it vertical.
         LinearLayout ll = new LinearLayout(this);
         ll.setOrientation(LinearLayout.VERTICAL);

         // Have the ListView expand to fill the screen minus the save/cancel
         // buttons.
         LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(
                 LayoutParams.FILL_PARENT,
                 LayoutParams.WRAP_CONTENT);
         lp.weight = 1;
         ll.addView(lv, lp);

         // Inflate the buttons onto the LinearLayout.
         View v = LayoutInflater.from(this).inflate(
                 R.layout.save_cancel_alarm, ll);

         // Attach actions to each button.
         Button b = (Button) v.findViewById(R.id.alarm_save);
         b.setOnClickListener(new View.OnClickListener() {
                 public void onClick(View v) {
                     saveAlarm();
                     finish();
                 }
         });
         b = (Button) v.findViewById(R.id.alarm_cancel);
         b.setOnClickListener(new View.OnClickListener() {
                 public void onClick(View v) {
                     finish();
                 }
         });

         // Replace the old content view with our new one.
         setContentView(ll);
     }

     @Override
     public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen,
             Preference preference) {
         if (preference == mTimePref) {
             new TimePickerDialog(this, this, mHour, mMinutes,
                     DateFormat.is24HourFormat(this)).show();
         }

         return super.onPreferenceTreeClick(preferenceScreen, preference);
     }

     @Override
     public void onBackPressed() {
         saveAlarm();
         finish();
     }

     public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
         mHour = hourOfDay;
         mMinutes = minute;
         updateTime();
         // If the time has been changed, enable the alarm.
         mEnabled = true;
     }

     private void updateTime() {
         if (Log.LOGV) {
             Log.v("updateTime " + mId);
         }
         mTimePref.setSummary(Alarms.formatTime(this, mHour, mMinutes,
                 mRepeatPref.getDaysOfWeek()));
     }

     private void saveAlarm() {
         final String alert = mAlarmPref.getAlertString();
         Alarms.setAlarm(this, mId, mEnabled, mHour, mMinutes,
                 mRepeatPref.getDaysOfWeek(), mVibratePref.isChecked(),
                 mLabel.getText(), alert);

         if (mEnabled) {
             popAlarmSetToast(this, mHour, mMinutes,
                     mRepeatPref.getDaysOfWeek());
         }
     }

     /**
      * Write alarm out to persistent store and pops toast if alarm
      * enabled
      */
     private static void saveAlarm(
             Context context, int id, boolean enabled, int hour, int minute,
             Alarm.DaysOfWeek daysOfWeek, boolean vibrate, String label,
             String alert, boolean popToast) {
         if (Log.LOGV) Log.v("** saveAlarm " + id + " " + label + " " + enabled
                 + " " + hour + " " + minute + " vibe " + vibrate);

         // Fix alert string first
         Alarms.setAlarm(context, id, enabled, hour, minute, daysOfWeek, vibrate,
                 label, alert);

         if (enabled && popToast) {
             popAlarmSetToast(context, hour, minute, daysOfWeek);
         }
     }

     /**
      * Display a toast that tells the user how long until the alarm
      * goes off.  This helps prevent "am/pm" mistakes.
      */
     static void popAlarmSetToast(Context context, int hour, int minute,
                                  Alarm.DaysOfWeek daysOfWeek) {

         String toastText = formatToast(context, hour, minute, daysOfWeek);
         Toast toast = Toast.makeText(context, toastText, Toast.LENGTH_LONG);
         ToastMaster.setToast(toast);
         toast.show();
     }

     /**
      * format "Alarm set for 2 days 7 hours and 53 minutes from
      * now"
      */
     static String formatToast(Context context, int hour, int minute,
                               Alarm.DaysOfWeek daysOfWeek) {
         long alarm = Alarms.calculateAlarm(hour, minute,
                                            daysOfWeek).getTimeInMillis();
         long delta = alarm - System.currentTimeMillis();;
         long hours = delta / (1000 * 60 * 60);
         long minutes = delta / (1000 * 60) % 60;
         long days = hours / 24;
         hours = hours % 24;

         String daySeq = (days == 0) ? "" :
                 (days == 1) ? context.getString(R.string.day) :
                 context.getString(R.string.days, Long.toString(days));

         String minSeq = (minutes == 0) ? "" :
                 (minutes == 1) ? context.getString(R.string.minute) :
                 context.getString(R.string.minutes, Long.toString(minutes));

         String hourSeq = (hours == 0) ? "" :
                 (hours == 1) ? context.getString(R.string.hour) :
                 context.getString(R.string.hours, Long.toString(hours));

         boolean dispDays = days > 0;
         boolean dispHour = hours > 0;
         boolean dispMinute = minutes > 0;

         int index = (dispDays ? 1 : 0) |
                     (dispHour ? 2 : 0) |
                     (dispMinute ? 4 : 0);

         String[] formats = context.getResources().getStringArray(R.array.alarm_set);
         return String.format(formats[index], daySeq, hourSeq, minSeq);
     }

     public boolean onCreateOptionsMenu(Menu menu) {
         super.onCreateOptionsMenu(menu);

         mDeleteAlarmItem = menu.add(0, 0, 0, R.string.delete_alarm);
         mDeleteAlarmItem.setIcon(android.R.drawable.ic_menu_delete);

         if (AlarmClock.DEBUG) {
             mTestAlarmItem = menu.add(0, 0, 0, "test alarm");
         }

         return true;
     }

     public boolean onOptionsItemSelected(MenuItem item) {
         if (item == mDeleteAlarmItem) {
             Alarms.deleteAlarm(this, mId);
             finish();
             return true;
         }
         if (AlarmClock.DEBUG) {
             if (item == mTestAlarmItem) {
                 setTestAlarm();
                 return true;
             }
         }

         return false;
     }


     /**
      * Test code: this is disabled for production build.  Sets
      * this alarm to go off on the next minute
      */
     void setTestAlarm() {

         // start with now
         java.util.Calendar c = java.util.Calendar.getInstance();
         c.setTimeInMillis(System.currentTimeMillis());

         int nowHour = c.get(java.util.Calendar.HOUR_OF_DAY);
         int nowMinute = c.get(java.util.Calendar.MINUTE);

         int minutes = (nowMinute + 1) % 60;
         int hour = nowHour + (nowMinute == 0 ? 1 : 0);

         saveAlarm(this, mId, true, hour, minutes, mRepeatPref.getDaysOfWeek(),
                 true, mLabel.getText(), mAlarmPref.getAlertString(), true);
     }

 }
	/*
	* Copyright (C) 2007 The Android Open Source Project
	*
	* 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 com.android.alarmclock;

	import android.app.TimePickerDialog;
	import android.content.Context;
	import android.content.Intent;
	import android.media.RingtoneManager;
	import android.net.Uri;
	import android.os.Bundle;
	import android.preference.CheckBoxPreference;
	import android.preference.EditTextPreference;
	import android.preference.Preference;
	import android.preference.PreferenceActivity;
	import android.preference.PreferenceScreen;
	import android.text.format.DateFormat;
	import android.view.LayoutInflater;
	import android.view.Menu;
	import android.view.MenuItem;
	import android.view.View;
	import android.view.ViewGroup.LayoutParams;
	import android.widget.Button;
	import android.widget.FrameLayout;
	import android.widget.LinearLayout;
	import android.widget.ListView;
	import android.widget.TimePicker;
	import android.widget.Toast;

	/**
	* Manages each alarm
	*/
	public class SetAlarm extends PreferenceActivity
	implements TimePickerDialog.OnTimeSetListener {

	private EditTextPreference mLabel;
	private Preference mTimePref;
	private AlarmPreference mAlarmPref;
	private CheckBoxPreference mVibratePref;
	private RepeatPreference mRepeatPref;
	private MenuItem mDeleteAlarmItem;
	private MenuItem mTestAlarmItem;

	private int mId;
	private boolean mEnabled;
	private int mHour;
	private int mMinutes;

	/**
	* Set an alarm. Requires an Alarms.ALARM_ID to be passed in as an
	* extra. FIXME: Pass an Alarm object like every other Activity.
	*/
	@Override
	protected void onCreate(Bundle icicle) {
	super.onCreate(icicle);

	addPreferencesFromResource(R.xml.alarm_prefs);

	// Get each preference so we can retrieve the value later.
	mLabel = (EditTextPreference) findPreference("label");
	mLabel.setOnPreferenceChangeListener(
	new Preference.OnPreferenceChangeListener() {
	public boolean onPreferenceChange(Preference p,
	Object newValue) {
	// Set the summary based on the new label.
	p.setSummary((String) newValue);
	return true;
	}
	});
	mTimePref = findPreference("time");
	mAlarmPref = (AlarmPreference) findPreference("alarm");
	mVibratePref = (CheckBoxPreference) findPreference("vibrate");
	mRepeatPref = (RepeatPreference) findPreference("setRepeat");

	Intent i = getIntent();
	mId = i.getIntExtra(Alarms.ALARM_ID, -1);
	if (Log.LOGV) {
	Log.v("In SetAlarm, alarm id = " + mId);
	}

	/* load alarm details from database */
	Alarm alarm = Alarms.getAlarm(getContentResolver(), mId);
	mEnabled = alarm.enabled;
	mLabel.setText(alarm.label);
	mLabel.setSummary(alarm.label);
	mHour = alarm.hour;
	mMinutes = alarm.minutes;
	mRepeatPref.setDaysOfWeek(alarm.daysOfWeek);
	mVibratePref.setChecked(alarm.vibrate);
	// Give the alert uri to the preference.
	mAlarmPref.setAlert(alarm.alert);
	updateTime();

	// We have to do this to get the save/cancel buttons to highlight on
	// their own.
	getListView().setItemsCanFocus(true);

	// Grab the content view so we can modify it.
	FrameLayout content = (FrameLayout) getWindow().getDecorView()
	.findViewById(com.android.internal.R.id.content);

	// Get the main ListView and remove it from the content view.
	ListView lv = getListView();
	content.removeView(lv);

	// Create the new LinearLayout that will become the content view and
	// make it vertical.
	LinearLayout ll = new LinearLayout(this);
	ll.setOrientation(LinearLayout.VERTICAL);

	// Have the ListView expand to fill the screen minus the save/cancel
	// buttons.
	LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(
	LayoutParams.FILL_PARENT,
	LayoutParams.WRAP_CONTENT);
	lp.weight = 1;
	ll.addView(lv, lp);

	// Inflate the buttons onto the LinearLayout.
	View v = LayoutInflater.from(this).inflate(
	R.layout.save_cancel_alarm, ll);

	// Attach actions to each button.
	Button b = (Button) v.findViewById(R.id.alarm_save);
	b.setOnClickListener(new View.OnClickListener() {
	public void onClick(View v) {
	saveAlarm();
	finish();
	}
	});
	b = (Button) v.findViewById(R.id.alarm_cancel);
	b.setOnClickListener(new View.OnClickListener() {
	public void onClick(View v) {
	finish();
	}
	});

	// Replace the old content view with our new one.
	setContentView(ll);
	}

	@Override
	public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen,
	Preference preference) {
	if (preference == mTimePref) {
	new TimePickerDialog(this, this, mHour, mMinutes,
	DateFormat.is24HourFormat(this)).show();
	}

	return super.onPreferenceTreeClick(preferenceScreen, preference);
	}

	@Override
	public void onBackPressed() {
	saveAlarm();
	finish();
	}

	public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
	mHour = hourOfDay;
	mMinutes = minute;
	updateTime();
	// If the time has been changed, enable the alarm.
	mEnabled = true;
	}

	private void updateTime() {
	if (Log.LOGV) {
	Log.v("updateTime " + mId);
	}
	mTimePref.setSummary(Alarms.formatTime(this, mHour, mMinutes,
	mRepeatPref.getDaysOfWeek()));
	}

	private void saveAlarm() {
	final String alert = mAlarmPref.getAlertString();
	Alarms.setAlarm(this, mId, mEnabled, mHour, mMinutes,
	mRepeatPref.getDaysOfWeek(), mVibratePref.isChecked(),
	mLabel.getText(), alert);

	if (mEnabled) {
	popAlarmSetToast(this, mHour, mMinutes,
	mRepeatPref.getDaysOfWeek());
	}
	}

	/**
	* Write alarm out to persistent store and pops toast if alarm
	* enabled
	*/
	private static void saveAlarm(
	Context context, int id, boolean enabled, int hour, int minute,
	Alarm.DaysOfWeek daysOfWeek, boolean vibrate, String label,
	String alert, boolean popToast) {
	if (Log.LOGV) Log.v("** saveAlarm " + id + " " + label + " " + enabled
	+ " " + hour + " " + minute + " vibe " + vibrate);

	// Fix alert string first
	Alarms.setAlarm(context, id, enabled, hour, minute, daysOfWeek, vibrate,
	label, alert);

	if (enabled && popToast) {
	popAlarmSetToast(context, hour, minute, daysOfWeek);
	}
	}

	/**
	* Display a toast that tells the user how long until the alarm
	* goes off. This helps prevent "am/pm" mistakes.
	*/
	static void popAlarmSetToast(Context context, int hour, int minute,
	Alarm.DaysOfWeek daysOfWeek) {

	String toastText = formatToast(context, hour, minute, daysOfWeek);
	Toast toast = Toast.makeText(context, toastText, Toast.LENGTH_LONG);
	ToastMaster.setToast(toast);
	toast.show();
	}

	/**
	* format "Alarm set for 2 days 7 hours and 53 minutes from
	* now"
	*/
	static String formatToast(Context context, int hour, int minute,
	Alarm.DaysOfWeek daysOfWeek) {
	long alarm = Alarms.calculateAlarm(hour, minute,
	daysOfWeek).getTimeInMillis();
	long delta = alarm - System.currentTimeMillis();;
	long hours = delta / (1000 * 60 * 60);
	long minutes = delta / (1000 * 60) % 60;
	long days = hours / 24;
	hours = hours % 24;

	String daySeq = (days == 0) ? "" :
	(days == 1) ? context.getString(R.string.day) :
	context.getString(R.string.days, Long.toString(days));

	String minSeq = (minutes == 0) ? "" :
	(minutes == 1) ? context.getString(R.string.minute) :
	context.getString(R.string.minutes, Long.toString(minutes));

	String hourSeq = (hours == 0) ? "" :
	(hours == 1) ? context.getString(R.string.hour) :
	context.getString(R.string.hours, Long.toString(hours));

	boolean dispDays = days > 0;
	boolean dispHour = hours > 0;
	boolean dispMinute = minutes > 0;

	int index = (dispDays ? 1 : 0) \|
	(dispHour ? 2 : 0) \|
	(dispMinute ? 4 : 0);

	String[] formats = context.getResources().getStringArray(R.array.alarm_set);
	return String.format(formats[index], daySeq, hourSeq, minSeq);
	}

	public boolean onCreateOptionsMenu(Menu menu) {
	super.onCreateOptionsMenu(menu);

	mDeleteAlarmItem = menu.add(0, 0, 0, R.string.delete_alarm);
	mDeleteAlarmItem.setIcon(android.R.drawable.ic_menu_delete);

	if (AlarmClock.DEBUG) {
	mTestAlarmItem = menu.add(0, 0, 0, "test alarm");
	}

	return true;
	}

	public boolean onOptionsItemSelected(MenuItem item) {
	if (item == mDeleteAlarmItem) {
	Alarms.deleteAlarm(this, mId);
	finish();
	return true;
	}
	if (AlarmClock.DEBUG) {
	if (item == mTestAlarmItem) {
	setTestAlarm();
	return true;
	}
	}

	return false;
	}


	/**
	* Test code: this is disabled for production build. Sets
	* this alarm to go off on the next minute
	*/
	void setTestAlarm() {

	// start with now
	java.util.Calendar c = java.util.Calendar.getInstance();
	c.setTimeInMillis(System.currentTimeMillis());

	int nowHour = c.get(java.util.Calendar.HOUR_OF_DAY);
	int nowMinute = c.get(java.util.Calendar.MINUTE);

	int minutes = (nowMinute + 1) % 60;
	int hour = nowHour + (nowMinute == 0 ? 1 : 0);

	saveAlarm(this, mId, true, hour, minutes, mRepeatPref.getDaysOfWeek(),
	true, mLabel.getText(), mAlarmPref.getAlertString(), true);
	}

	}