michael@0: /* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: package org.mozilla.gecko.prompts;
michael@0: 
michael@0: import org.json.JSONException;
michael@0: import org.json.JSONObject;
michael@0: import org.mozilla.gecko.EventDispatcher;
michael@0: import org.mozilla.gecko.GeckoAppShell;
michael@0: import org.mozilla.gecko.util.GeckoEventListener;
michael@0: import org.mozilla.gecko.util.ThreadUtils;
michael@0: 
michael@0: import android.content.Context;
michael@0: import android.util.Log;
michael@0: 
michael@0: public class PromptService implements GeckoEventListener {
michael@0:     private static final String LOGTAG = "GeckoPromptService";
michael@0: 
michael@0:     private final Context mContext;
michael@0: 
michael@0:     public PromptService(Context context) {
michael@0:         GeckoAppShell.getEventDispatcher().registerEventListener("Prompt:Show", this);
michael@0:         GeckoAppShell.getEventDispatcher().registerEventListener("Prompt:ShowTop", this);
michael@0:         mContext = context;
michael@0:     }
michael@0: 
michael@0:     public void destroy() {
michael@0:         GeckoAppShell.getEventDispatcher().unregisterEventListener("Prompt:Show", this);
michael@0:         GeckoAppShell.getEventDispatcher().unregisterEventListener("Prompt:ShowTop", this);
michael@0:     }
michael@0: 
michael@0:     public void show(final String aTitle, final String aText, final PromptListItem[] aMenuList,
michael@0:                      final int aChoiceMode, final Prompt.PromptCallback callback) {
michael@0:         // The dialog must be created on the UI thread.
michael@0:         ThreadUtils.postToUiThread(new Runnable() {
michael@0:             @Override
michael@0:             public void run() {
michael@0:                 Prompt p;
michael@0:                 p = new Prompt(mContext, callback);
michael@0:                 p.show(aTitle, aText, aMenuList, aChoiceMode);
michael@0:             }
michael@0:         });
michael@0:     }
michael@0: 
michael@0:     // GeckoEventListener implementation
michael@0:     @Override
michael@0:     public void handleMessage(String event, final JSONObject message) {
michael@0:         // The dialog must be created on the UI thread.
michael@0:         ThreadUtils.postToUiThread(new Runnable() {
michael@0:             @Override
michael@0:             public void run() {
michael@0:                 Prompt p;
michael@0:                 p = new Prompt(mContext, new Prompt.PromptCallback() {
michael@0:                     public void onPromptFinished(String jsonResult) {
michael@0:                         try {
michael@0:                             EventDispatcher.sendResponse(message, new JSONObject(jsonResult));
michael@0:                         } catch(JSONException ex) {
michael@0:                             Log.i(LOGTAG, "Error building json response", ex);
michael@0:                         }
michael@0:                     }
michael@0:                 });
michael@0:                 p.show(message);
michael@0:             }
michael@0:         });
michael@0:     }
michael@0: }