下面列出了android.appwidget.AppWidgetManager#getAppWidgetIds ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
@Override
public void onReceive(Context context, Intent intent) {
super.onReceive(context, intent);
Log.d(TAG, "onReceive: ");
if (TextUtils.equals(SKIP_COUNTY_WEATHER, intent.getAction())) {
Bundle extras = intent.getExtras();
int position = extras.getInt(ListViewService.INITENT_DATA);
Log.d(TAG, "onReceive: position : " + position);
Intent skipIntent = new Intent(context, WeatherActivity.class);
skipIntent.putExtra("skipPosition", position);
skipIntent.addFlags(FLAG_ACTIVITY_NEW_TASK);
context.startActivity(skipIntent);
//AppWidgetManager.getInstance(context).updateAppWidget(mComponentName, mRemoteViews);
}
if (AppWidgetManager.ACTION_APPWIDGET_UPDATE.equals(intent.getAction())) {
AppWidgetManager manager = AppWidgetManager.getInstance(context);
int[] appWidgetId = manager.getAppWidgetIds(new ComponentName(context, WidgetProvider.class));
if (appWidgetId.length > 0) {
manager.notifyAppWidgetViewDataChanged(appWidgetId[0], R.id.widget_listview);
}
}
}
@Override
public void onUpdate(Context context, AppWidgetManager appWidgetManager,
int[] appWidgetIds) {
Log.w(LOG, "onUpdate method called");
// Get all ids
ComponentName thisWidget = new ComponentName(context,
MyWidgetProvider.class);
int[] allWidgetIds = appWidgetManager.getAppWidgetIds(thisWidget);
// Build the intent to call the service
Intent intent = new Intent(context.getApplicationContext(),
UpdateWidgetService.class);
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, allWidgetIds);
// Update the widgets via the service
context.startService(intent);
}
protected void updateWithError(Context context, String error) {
AppWidgetManager mgr = AppWidgetManager.getInstance(context);
ComponentName cn = new ComponentName(context, getWidgetClass());
int[] appWidgetIds = mgr.getAppWidgetIds(cn);
if (appWidgetIds.length == 0) return;
for (int appWidgetId : appWidgetIds) {
RemoteViews layout = buildErrorLayout(mgr, context, appWidgetId, error);
mgr.updateAppWidget(appWidgetId, layout);
}
}
/**
* Shows the intermediate image
*
* @param context Context to use
*/
private void showIntermediateImage(Context context) {
AppWidgetManager manager = AppWidgetManager.getInstance(context);
int[] widgetIds = manager.getAppWidgetIds(new ComponentName(context, PirateBoxWidget.class));
// Set intermediate image
RemoteViews views = new RemoteViews(context.getPackageName(), R.layout.widget_layout);
views.setImageViewResource(R.id.widgetCanvas, R.drawable.widget_limbo);
manager.updateAppWidget(widgetIds, views);
}
@Override
public void onReceive(final Context context, Intent intent) {
final AppWidgetManager widgetManager = AppWidgetManager.getInstance(context);
// Start music service if there are any existing widgets
if (widgetManager.getAppWidgetIds(new ComponentName(context, AppWidgetBig.class)).length > 0 ||
widgetManager.getAppWidgetIds(new ComponentName(context, AppWidgetClassic.class)).length > 0 ||
widgetManager.getAppWidgetIds(new ComponentName(context, AppWidgetSmall.class)).length > 0 ||
widgetManager.getAppWidgetIds(new ComponentName(context, AppWidgetCard.class)).length > 0) {
final Intent serviceIntent = new Intent(context, MusicService.class);
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) { // not allowed on Oreo
context.startService(serviceIntent);
}
}
}
@Override
public void onReceive(Context context, Intent intent) {
AppWidgetManager manager = AppWidgetManager.getInstance(context);
int[] widgetIds = manager.getAppWidgetIds(new ComponentName(context, PirateBoxWidget.class));
if(intent.getAction().equals(WIDGET_INTENT_CLICKED)) {
Intent serviceIntent = new Intent(context, PirateBoxService.class);
boolean serverRunning = PirateBoxService.isRunning();
boolean startingUp = PirateBoxService.isStartingUp();
// Only start if not running an not starting up
if(!serverRunning && !startingUp) {
showIntermediateImage(context);
context.startService(serviceIntent);
}
// Only stop service, if service is running
else if(serverRunning) {
showIntermediateImage(context);
context.stopService(serviceIntent);
}
}
else {
showWidget(context, manager, widgetIds, PirateBoxService.isRunning());
}
}
@Override
public void onReceive(Context context, Intent intent) {
final AppWidgetManager widgetManager = AppWidgetManager.getInstance(context);
// Start music service if there are any existing widgets
if (widgetManager.getAppWidgetIds(new ComponentName(context, AppWidgetBig.class)).length > 0 ||
widgetManager.getAppWidgetIds(new ComponentName(context, AppWidgetClassic.class)).length > 0 ||
widgetManager.getAppWidgetIds(new ComponentName(context, AppWidgetSmall.class)).length > 0) {
final Intent serviceIntent = new Intent(context, MusicService.class);
context.startService(serviceIntent);
}
}
/**
* Updates all app widgets.
*
* @param context the context
* @param trackId track id
*/
private static void updateAllAppWidgets(Context context, long trackId) {
AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
int[] appWidgetIds = appWidgetManager.getAppWidgetIds(
new ComponentName(context, TrackWidgetProvider.class));
for (int appWidgetId : appWidgetIds) {
updateAppWidget(context, appWidgetManager, appWidgetId, trackId);
}
}
public static void notifyAppWidgets(Context context) {
// Home widgets
AppWidgetManager mgr = AppWidgetManager.getInstance(context);
int[] ids = mgr.getAppWidgetIds(new ComponentName(context, ListWidgetProvider.class));
LogUtils.d("Notifies AppWidget data changed for widgets " + Arrays.toString(ids));
mgr.notifyAppWidgetViewDataChanged(ids, R.id.widget_list);
}
/**
* Check against {@link AppWidgetManager} if there are any instances of this
* widget.
*/
protected boolean hasInstances(final Context context) {
final AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
final int[] mAppWidgetIds = appWidgetManager.getAppWidgetIds(new ComponentName(context,
getClass()));
return mAppWidgetIds.length > 0;
}
protected void updateWidgets() {
if (PreferencesUtils.getBoolean(context, PreferencesUtils.PREF_WIDGET_UNREAD_EXISTS, false)) {
AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
int[] ids = appWidgetManager.getAppWidgetIds(new ComponentName(context, UnreadAppWidgetProvider.class));
Intent intent = new Intent(context, UnreadAppWidgetProvider.class);
intent.setAction("android.appwidget.action.APPWIDGET_UPDATE");
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, ids);
context.sendBroadcast(intent);
Log.d(TAG, "Widget update Intent fired");
}
}
@Override
public void onUpdate(Context context, AppWidgetManager appWidgetManager,
int[] appWidgetIds) {
// Get all ids
ComponentName thisWidget = new ComponentName(context,
MyWidgetProviderSimple.class);
int[] allWidgetIds = appWidgetManager.getAppWidgetIds(thisWidget);
for (int widgetId : allWidgetIds) {
// Create some random data
int number = (new Random().nextInt(100));
RemoteViews remoteViews = new RemoteViews(context.getPackageName(),
R.layout.widgetsimple_layout);
Log.w("WidgetExample", String.valueOf(number));
// Set the text to the view with the id R.id.update
// instead of -1
remoteViews.setTextViewText(R.id.update, String.valueOf(number));
// Register an onClickListener
Intent intent = new Intent(context, MyWidgetProviderSimple.class);
intent.setAction(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, allWidgetIds);
PendingIntent pendingIntent = PendingIntent.getBroadcast(context,
0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
remoteViews.setOnClickPendingIntent(R.id.update, pendingIntent);
appWidgetManager.updateAppWidget(widgetId, remoteViews);
}
}
@Override
public void onReceive(Context context, Intent intent) {
switch (intent.getAction()) {
case Constants.ACTION_FORCED_APPWIDGET_UPDATE:
if(AppPreference.isUpdateLocationEnabled(context)) {
context.startService(new Intent(context, LocationUpdateService.class));
} else {
context.startService(new Intent(context, LessWidgetService.class));
}
break;
case Intent.ACTION_LOCALE_CHANGED:
context.startService(new Intent(context, LessWidgetService.class));
break;
case Constants.ACTION_APPWIDGET_THEME_CHANGED:
AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
ComponentName componentName = new ComponentName(context, LessWidgetProvider.class);
int[] appWidgetIds = appWidgetManager.getAppWidgetIds(componentName);
onUpdate(context, appWidgetManager, appWidgetIds);
break;
case Constants.ACTION_APPWIDGET_UPDATE_PERIOD_CHANGED:
AppWidgetProviderAlarm widgetProviderAlarm =
new AppWidgetProviderAlarm(context, LessWidgetProvider.class);
if (widgetProviderAlarm.isAlarmOff()) {
break;
} else {
widgetProviderAlarm.setAlarm();
}
break;
default:
super.onReceive(context, intent);
}
}
/**
* Checks for any states that may have not received onDeleted.
*/
private void removeOrphanedStates(Context context) {
AppWidgetManager wm = AppWidgetManager.getInstance(context);
int[] ids = wm.getAppWidgetIds(getComponentName(context));
for (int id : ids) {
BookmarkWidgetService.deleteWidgetState(context, id);
}
}
/**
* Checks for any states that may have not received onDeleted.
*/
private void removeOrphanedStates(Context context) {
AppWidgetManager wm = AppWidgetManager.getInstance(context);
int[] ids = wm.getAppWidgetIds(getComponentName(context));
for (int id : ids) {
BookmarkWidgetService.deleteWidgetState(context, id);
}
}
private static int[] findAppWidgetIds(Context context) {
AppWidgetManager manager = AppWidgetManager.getInstance(context);
ComponentName widget = new ComponentName(context, RecordingWidgetProvider.class);
return manager.getAppWidgetIds(widget);
}
/**
* Check against {@link AppWidgetManager} if there are any instances of this widget.
*/
private boolean hasInstances(Context context) {
AppWidgetManager manager = AppWidgetManager.getInstance(context);
int[] appWidgetIds = manager.getAppWidgetIds(new ComponentName(context, getClass()));
return (appWidgetIds.length > 0);
}
private void updateRemoteViews() {
ComponentName componentName = new ComponentName(app, WidgetProvider.class);
AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(app);
int[] appWidgetIds = appWidgetManager.getAppWidgetIds(componentName);
appWidgetManager.updateAppWidget(appWidgetIds,remoteViews);
}
@Override
public void onUpdate(Context context, AppWidgetManager appWidgetManager,
int[] appWidgetIds) {
// Get all ids
ComponentName thisWidget = new ComponentName(context,
MediaWidgetProvider.class);
int[] allWidgetIds = appWidgetManager.getAppWidgetIds(thisWidget);
SharedPreferences prefs = context.getSharedPreferences("widget_preferences", 0);
for (int widgetId : allWidgetIds) {
// load widget preferences
String hostname = prefs.getString("hostname"+widgetId, "Host");
Long uuid = prefs.getLong("uuid"+widgetId, 0);
String player = prefs.getString("player"+widgetId, "Default");
// Build Widget
RemoteViews remoteViews = new RemoteViews(context.getPackageName(),
R.layout.media_widget);
remoteViews.setTextViewText(R.id.widgethosttextView, hostname);
remoteViews.setTextViewText(R.id.widgetplayertextView, player);
// Register an onClickListener
Intent intent = new Intent(context, MediaWidgetProvider.class);
intent.setAction("PLAY");
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, widgetId);
intent.putExtra("uuid", uuid);
intent.putExtra("player", player);
PendingIntent pendingIntent = PendingIntent.getBroadcast(context,
0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
remoteViews.setOnClickPendingIntent(R.id.PlayButton, pendingIntent);
intent.setAction("NEXT");
pendingIntent = PendingIntent.getBroadcast(context,
0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
remoteViews.setOnClickPendingIntent(R.id.NextButton, pendingIntent);
intent.setAction("PREVIOUS");
pendingIntent = PendingIntent.getBroadcast(context,
0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
remoteViews.setOnClickPendingIntent(R.id.PrevButton, pendingIntent);
appWidgetManager.updateAppWidget(widgetId, remoteViews);
}
}
@Override
public void onReceive(Context context, Intent intent)
{
super.onReceive(context, intent);
AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
int[] appWidgetIds = appWidgetManager.getAppWidgetIds(getComponentName(context));
String action = intent.getAction();
if (action.equals(Intent.ACTION_PROVIDER_CHANGED))
{
appWidgetManager.notifyAppWidgetViewDataChanged(appWidgetIds, R.id.task_list_widget_lv);
}
else if (action.equals(ACTION_CREATE_TASK))
{
int widgetId = intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, 0);
WidgetConfigurationDatabaseHelper configHelper = new WidgetConfigurationDatabaseHelper(context);
SQLiteDatabase db = configHelper.getReadableDatabase();
ArrayList<Long> widgetLists = WidgetConfigurationDatabaseHelper.loadTaskLists(db, widgetId);
db.close();
ArrayList<Long> writableLists = new ArrayList<>();
String authority = AuthorityUtil.taskAuthority(context);
if (!widgetLists.isEmpty())
{
Cursor cursor = context.getContentResolver().query(
TaskLists.getContentUri(authority),
new String[] { TaskLists._ID },
TaskLists.SYNC_ENABLED + "=1 AND " + TaskLists._ID + " IN (" + TextUtils.join(",", widgetLists) + ")",
null,
null);
if (cursor != null)
{
while (cursor.moveToNext())
{
writableLists.add(cursor.getLong(0));
}
cursor.close();
}
}
Intent editTaskIntent = new Intent(Intent.ACTION_INSERT);
editTaskIntent.setData(Tasks.getContentUri(authority));
editTaskIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
if (!writableLists.isEmpty())
{
Long preselectList;
if (writableLists.size() == 1)
{
// if there is only one list, then select this one
preselectList = writableLists.get(0);
}
else
{
// if there are multiple lists, then select the most recently used
preselectList = RecentlyUsedLists.getRecentFromList(context, writableLists);
}
Log.d(getClass().getSimpleName(), "create task with preselected list " + preselectList);
ContentSet contentSet = new ContentSet(Tasks.getContentUri(authority));
contentSet.put(Tasks.LIST_ID, preselectList);
Bundle extraBundle = new Bundle();
extraBundle.putParcelable(EditTaskActivity.EXTRA_DATA_CONTENT_SET, contentSet);
editTaskIntent.putExtra(EditTaskActivity.EXTRA_DATA_BUNDLE, extraBundle);
}
context.startActivity(editTaskIntent);
}
}