зеркало из https://github.com/mozilla/gecko-dev.git
62 строки
2.4 KiB
Java
62 строки
2.4 KiB
Java
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.gecko;
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import org.mozilla.gecko.util.ActivityResultHandler;
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import org.mozilla.gecko.util.ActivityResultHandlerMap;
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import android.app.Activity;
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import android.content.ActivityNotFoundException;
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import android.content.Context;
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import android.content.Intent;
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import android.util.Log;
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public class ActivityHandlerHelper {
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private static final String LOGTAG = "GeckoActivityHandlerHelper";
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private static final ActivityResultHandlerMap mActivityResultHandlerMap = new ActivityResultHandlerMap();
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private static int makeRequestCode(ActivityResultHandler aHandler) {
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return mActivityResultHandlerMap.put(aHandler);
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}
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public static void startIntent(Intent intent, ActivityResultHandler activityResultHandler) {
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startIntentForActivity(GeckoAppShell.getGeckoInterface().getActivity(), intent, activityResultHandler);
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}
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/**
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* Starts the Activity, catching & logging if the Activity fails to start.
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*
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* We catch to prevent callers from passing in invalid Intents and crashing the browser.
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*
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* @return true if the Activity is successfully started, false otherwise.
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*/
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public static boolean startIntentAndCatch(final String logtag, final Context context, final Intent intent) {
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try {
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context.startActivity(intent);
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return true;
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} catch (final ActivityNotFoundException e) {
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Log.w(logtag, "Activity not found.", e);
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return false;
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} catch (final SecurityException e) {
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Log.w(logtag, "Forbidden to launch activity.", e);
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return false;
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}
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}
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public static void startIntentForActivity(Activity activity, Intent intent, ActivityResultHandler activityResultHandler) {
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activity.startActivityForResult(intent, mActivityResultHandlerMap.put(activityResultHandler));
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}
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public static boolean handleActivityResult(int requestCode, int resultCode, Intent data) {
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ActivityResultHandler handler = mActivityResultHandlerMap.getAndRemove(requestCode);
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if (handler != null) {
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handler.onActivityResult(resultCode, data);
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return true;
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}
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return false;
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}
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}
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