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package com.android.systemui;
import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.provider.Settings;
import android.util.Slog;
public class DreamsDockLauncher extends Activity {
private static final String TAG = "DreamsDockLauncher";
// Launch the screen saver if started as an activity.
@Override
protected void onCreate (Bundle icicle) {
super.onCreate(icicle);
launchDream(this);
finish();
}
private static void launchDream(Context context) {
try {
String component = Settings.Secure.getString(
context.getContentResolver(), Settings.Secure.SCREENSAVER_COMPONENT);
if (component == null) {
component = context.getResources().getString(
com.android.internal.R.string.config_defaultDreamComponent);
}
if (component != null) {
// dismiss the notification shade, recents, etc.
context.sendBroadcast(new Intent(Intent.ACTION_CLOSE_SYSTEM_DIALOGS));
ComponentName cn = ComponentName.unflattenFromString(component);
Intent zzz = new Intent(Intent.ACTION_MAIN)
.setComponent(cn)
.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK
| Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS
| Intent.FLAG_ACTIVITY_NO_USER_ACTION
| Intent.FLAG_FROM_BACKGROUND
| Intent.FLAG_ACTIVITY_NO_HISTORY
);
Slog.v(TAG, "Starting screen saver on dock event: " + component);
context.startActivity(zzz);
} else {
Slog.e(TAG, "Couldn't start screen saver: none selected");
}
} catch (android.content.ActivityNotFoundException exc) {
// no screensaver? give up
Slog.e(TAG, "Couldn't start screen saver: none installed");
}
}
// Trap low-level dock events and launch the screensaver.
public static class DockEventReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
final boolean activateOnDock = 0 != Settings.Secure.getInt(
context.getContentResolver(),
Settings.Secure.SCREENSAVER_ACTIVATE_ON_DOCK, 0);
if (!activateOnDock) return;
if (Intent.ACTION_DOCK_EVENT.equals(intent.getAction())) {
Bundle extras = intent.getExtras();
int state = extras
.getInt(Intent.EXTRA_DOCK_STATE, Intent.EXTRA_DOCK_STATE_UNDOCKED);
if (state == Intent.EXTRA_DOCK_STATE_DESK
|| state == Intent.EXTRA_DOCK_STATE_LE_DESK
|| state == Intent.EXTRA_DOCK_STATE_HE_DESK) {
launchDream(context);
}
}
}
}
}
|
