gecko/mobile/android/base/GeckoActivity.java.in
2013-03-26 14:04:20 -04:00

102 lines
3.0 KiB
Java

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#filter substitution
package org.mozilla.gecko;
import android.app.Activity;
import android.content.ComponentName;
import android.content.Intent;
interface GeckoActivityStatus {
public boolean isGeckoActivityOpened();
public boolean isFinishing(); // typically from android.app.Activity
};
public class GeckoActivity extends Activity implements GeckoActivityStatus {
// has this activity recently started another Gecko activity?
private boolean mGeckoActivityOpened = false;
@Override
public void onPause() {
super.onPause();
if (getApplication() instanceof GeckoApplication) {
((GeckoApplication) getApplication()).onActivityPause(this);
}
}
@Override
public void onResume() {
super.onResume();
if (getApplication() instanceof GeckoApplication) {
((GeckoApplication) getApplication()).onActivityResume(this);
mGeckoActivityOpened = false;
}
}
#ifdef MOZ_ANDROID_ANR_REPORTER
@Override
public void onCreate(android.os.Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
ANRReporter.register(getApplicationContext());
}
@Override
public void onDestroy() {
ANRReporter.unregister();
super.onDestroy();
}
#endif
@Override
public void startActivity(Intent intent) {
mGeckoActivityOpened = checkIfGeckoActivity(intent);
super.startActivity(intent);
}
@Override
public void startActivityForResult(Intent intent, int request) {
mGeckoActivityOpened = checkIfGeckoActivity(intent);
super.startActivityForResult(intent, request);
}
private static boolean checkIfGeckoActivity(Intent intent) {
// Whenever we call our own activity, the component and its package name is set.
// If we call an activity from another package, or an open intent (leaving android to resolve)
// component has a different package name or it is null.
ComponentName component = intent.getComponent();
return (component != null
&& component.getPackageName() != null
&& component.getPackageName().equals("@ANDROID_PACKAGE_NAME@"));
}
@Override
public boolean isGeckoActivityOpened() {
return mGeckoActivityOpened;
}
public boolean isApplicationInBackground() {
return ((GeckoApplication) getApplication()).isApplicationInBackground();
}
@Override
public void onLowMemory() {
MemoryMonitor.getInstance().onLowMemory();
super.onLowMemory();
}
@Override
public void onTrimMemory(int level) {
MemoryMonitor.getInstance().onTrimMemory(level);
super.onTrimMemory(level);
}
public LightweightTheme getLightweightTheme() {
return ((GeckoApplication) getApplication()).getLightweightTheme();
}
}