इस प्रयास करें:
final int APPWIDGET_HOST_ID = 2048;
final int REQUEST_PICK_APPWIDGET = 0;
final int REQUEST_CREATE_APPWIDGET = 5;
AppWidgetManager appWidgetManager;
AppWidgetHost appWidgetHost;
// Let user pick a widget from the list of intalled AppWidgets
public void selectWidget()
{
int appWidgetId = this.appWidgetHost.allocateAppWidgetId();
Intent pickIntent = new Intent(AppWidgetManager.ACTION_APPWIDGET_PICK);
pickIntent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
addEmptyData(pickIntent);
startActivityForResult(pickIntent, REQUEST_PICK_APPWIDGET);
}
// For some reason you have to add this empty data, else it won't work
public void addEmptyData(Intent pickIntent)
{
ArrayList<AppWidgetProviderInfo> customInfo =
new ArrayList<AppWidgetProviderInfo>();
pickIntent.putParcelableArrayListExtra(
AppWidgetManager.EXTRA_CUSTOM_INFO, customInfo);
ArrayList<Bundle> customExtras = new ArrayList<Bundle>();
pickIntent.putParcelableArrayListExtra(
AppWidgetManager.EXTRA_CUSTOM_EXTRAS, customExtras);
};
@Override
protected void onActivityResult(int requestCode, int resultCode,
Intent data) {
if (resultCode == RESULT_OK) {
if (requestCode == REQUEST_PICK_APPWIDGET) {
configureWidget(data);
}
else if (requestCode == REQUEST_CREATE_APPWIDGET) {
createWidget(data);
}
}
else if (resultCode == RESULT_CANCELED && data != null) {
int appWidgetId =
data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1);
if (appWidgetId != -1) {
appWidgetHost.deleteAppWidgetId(appWidgetId);
}
}
}
// Show configuration activity of the widget picked by the user
private void configureWidget(Intent data) {
Bundle extras = data.getExtras();
int appWidgetId = extras.getInt(AppWidgetManager.EXTRA_APPWIDGET_ID, -1);
AppWidgetProviderInfo appWidgetInfo =
appWidgetManager.getAppWidgetInfo(appWidgetId);
if (appWidgetInfo.configure != null) {
Intent intent =
new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE);
intent.setComponent(appWidgetInfo.configure);
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
startActivityForResult(intent, REQUEST_CREATE_APPWIDGET);
} else {
createWidget(data);
}
}
// Get an instance of the selected widget as a AppWidgetHostView
public void createWidget(Intent data) {
Bundle extras = data.getExtras();
int appWidgetId = extras.getInt(AppWidgetManager.EXTRA_APPWIDGET_ID, -1);
AppWidgetProviderInfo appWidgetInfo = appWidgetManager.getAppWidgetInfo(appWidgetId);
AppWidgetHostView hostView = appWidgetHost.createView(this, appWidgetId, appWidgetInfo);
hostView.setAppWidget(appWidgetId, appWidgetInfo);
// Add it on the layout you want
myLayout.addView(hostView);
}
// Call this when you want to remove one from your layout
public void removeWidget(AppWidgetHostView hostView) {
appWidgetHost.deleteAppWidgetId(hostView.getAppWidgetId());
// Remove from your layout
myLayout.removeView(hostView);
}
@Override
protected void onStart() {
super.onStart();
appWidgetManager = AppWidgetManager.getInstance(this);
appWidgetHost = new AppWidgetHost(this, APPWIDGET_HOST_ID);
// Start listening to pending intents from the widgets
appWidgetHost.startListening();
}
@Override
protected void onStop() {
super.onStop();
appWidgetHost.stopListening();
}
आपको बस इतना करना है विधि selectWidget()
फोन जब भी आप डिवाइस से लेने के लिए पर स्थापित AppWidgets की एक सूची दिखाने के लिए करना चाहते हैं।
यह कोड स्टॉक एंड्रॉइड लॉन्चर के एक संशोधित संस्करण का एक छोटा सा संस्करण है।
संपादित:
विजेट आईडी बाध्य करने के लिए, यानी बनाने विगेट्स अद्यतन और उपयोगकर्ता बातचीत का जवाब, समाधान यहाँ देखें: Widgets don't respond when re-added through code
स्रोत
2012-07-14 04:17:54
यहाँ एक पूर्ण काम कर परियोजना के साथ एक अच्छा विवरण है: http : //leonardofischer.com/hosting-android-widgets-my-appwidgethost-tutorial/ स्रोत: http://leonardofischer.com/wp-content/uploads/2012/01/WidgetHostExample.zip बस इस फ़िक्स को लागू करने की आवश्यकता है : http://selvaline.blogspot.it/2015/10/hosting-widgets-and-regurally-update.html – Pascal