private boolean wouldLaunchResolverActivity(Intent intent) {
PackageManager packageManager = getContext().getPackageManager();
ResolveInfo resolved =
packageManager.resolveActivityAsUser(
intent, PackageManager.MATCH_DEFAULT_ONLY, getLockPatternUtils().getCurrentUser());
List<ResolveInfo> appList =
packageManager.queryIntentActivitiesAsUser(
intent, PackageManager.MATCH_DEFAULT_ONLY, getLockPatternUtils().getCurrentUser());
return wouldLaunchResolverActivity(resolved, appList);
}
public CameraWidgetInfo getCameraWidgetInfo() {
CameraWidgetInfo info = new CameraWidgetInfo();
Intent intent = getCameraIntent();
PackageManager packageManager = getContext().getPackageManager();
final List<ResolveInfo> appList =
packageManager.queryIntentActivitiesAsUser(
intent, PackageManager.MATCH_DEFAULT_ONLY, getLockPatternUtils().getCurrentUser());
if (appList.size() == 0) {
if (DEBUG) Log.d(TAG, "getCameraWidgetInfo(): Nothing found");
return null;
}
ResolveInfo resolved =
packageManager.resolveActivityAsUser(
intent,
PackageManager.MATCH_DEFAULT_ONLY | PackageManager.GET_META_DATA,
getLockPatternUtils().getCurrentUser());
if (DEBUG) Log.d(TAG, "getCameraWidgetInfo(): resolved: " + resolved);
if (wouldLaunchResolverActivity(resolved, appList)) {
if (DEBUG) Log.d(TAG, "getCameraWidgetInfo(): Would launch resolver");
return info;
}
if (resolved == null || resolved.activityInfo == null) {
return null;
}
if (resolved.activityInfo.metaData == null || resolved.activityInfo.metaData.isEmpty()) {
if (DEBUG) Log.d(TAG, "getCameraWidgetInfo(): no metadata found");
return info;
}
int layoutId = resolved.activityInfo.metaData.getInt(META_DATA_KEYGUARD_LAYOUT);
if (layoutId == 0) {
if (DEBUG) Log.d(TAG, "getCameraWidgetInfo(): no layout specified");
return info;
}
info.contextPackage = resolved.activityInfo.packageName;
info.layoutId = layoutId;
return info;
}
private static String resolveCurrentLauncherPackage(Context context, int userId) {
final Intent launcherIntent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_HOME);
final PackageManager pm = context.getPackageManager();
final ResolveInfo launcherInfo = pm.resolveActivityAsUser(launcherIntent, 0, userId);
return launcherInfo.activityInfo.packageName;
}