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Changing the widget loading strategy

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Widget is loaded only when the user enters the overview mode and we keep
the list updated as long as the user is in the overview mode. Once the user
leaves the overview mode, we stop responding to widget updates

Bug: 26077457
Change-Id: I9e4904b8f1300bfe0d77e2bc5f59aa6963fad8d1
This commit is contained in:
Sunny Goyal
2016-03-03 16:58:55 -08:00
parent 726eb822d3
commit 2e1efb480a
13 changed files with 265 additions and 248 deletions
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40
src/com/android/launcher3/model/WidgetsModel.java
View File

@@ -1,9 +1,13 @@
package com.android.launcher3.model;
import android.appwidget.AppWidgetProviderInfo;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ResolveInfo;
import android.os.DeadObjectException;
import android.os.TransactionTooLargeException;
import android.util.Log;
import com.android.launcher3.AppFilter;
@@ -16,6 +20,7 @@ import com.android.launcher3.Utilities;
import com.android.launcher3.compat.AlphabeticIndexCompat;
import com.android.launcher3.compat.AppWidgetManagerCompat;
import com.android.launcher3.compat.UserHandleCompat;
import com.android.launcher3.config.ProviderConfig;
import java.util.ArrayList;
import java.util.Collections;
@@ -95,8 +100,41 @@ public class WidgetsModel {
return mRawList;
}
public void setWidgetsAndShortcuts(ArrayList<Object> rawWidgetsShortcuts) {
public boolean isEmpty() {
return mRawList.isEmpty();
}
public WidgetsModel updateAndClone(Context context) {
Utilities.assertWorkerThread();
try {
final ArrayList<Object> widgetsAndShortcuts = new ArrayList<>();
// Widgets
for (AppWidgetProviderInfo widgetInfo :
AppWidgetManagerCompat.getInstance(context).getAllProviders()) {
widgetsAndShortcuts.add(LauncherAppWidgetProviderInfo
.fromProviderInfo(context, widgetInfo));
}
// Shortcuts
widgetsAndShortcuts.addAll(context.getPackageManager().queryIntentActivities(
new Intent(Intent.ACTION_CREATE_SHORTCUT), 0));
setWidgetsAndShortcuts(widgetsAndShortcuts);
} catch (Exception e) {
if (!ProviderConfig.IS_DOGFOOD_BUILD &&
(e.getCause() instanceof TransactionTooLargeException ||
e.getCause() instanceof DeadObjectException)) {
// the returned value may be incomplete and will not be refreshed until the next
// time Launcher starts.
// TODO: after figuring out a repro step, introduce a dirty bit to check when
// onResume is called to refresh the widget provider list.
} else {
throw e;
}
}
return clone();
}
private void setWidgetsAndShortcuts(ArrayList<Object> rawWidgetsShortcuts) {
mRawList = rawWidgetsShortcuts;
if (DEBUG) {
Log.d(TAG, "addWidgetsAndShortcuts, widgetsShortcuts#=" + rawWidgetsShortcuts.size());