/* Copyright (c) 2010 Zhihua (Dennis) Jiang
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.gwtmobile.phonegap.kitchensink.client;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.dom.client.Document;
import com.google.gwt.dom.client.NativeEvent;
import com.google.gwt.user.client.Timer;
import com.google.gwt.user.client.ui.HTMLPanel;
import com.gwtmobile.phonegap.client.Device;
import com.gwtmobile.phonegap.client.Event;
import com.gwtmobile.phonegap.client.Event.Callback;
import com.gwtmobile.ui.client.page.Page;
import com.gwtmobile.ui.client.page.PageHistory;
import com.gwtmobile.ui.client.utils.Utils;
import com.gwtmobile.ui.client.widgets.Button;
import com.gwtmobile.ui.client.widgets.HeaderPanel;
public class KitchenSink implements EntryPoint {
public static MainUi mainUi;
@Override
public void onModuleLoad() {
if (Utils.isAndroid() || Utils.isIOS()) {
if (Utils.isAndroid()) {
Event.onBackButton(new Event.Callback() {
@Override
public void onEventFired() {
onBackKeyDown();
}
});
}
Event.onDeviceReady(new Callback() {
@Override
public void onEventFired() {
new Timer() {
@Override
public void run() {
if (mainUi == null) {
Utils.Console("Loading main ui...");
mainUi = new MainUi();
Page.load(mainUi);
}
else {
this.cancel();
}
}
}.scheduleRepeating(50);
}
});
}
else {
mainUi = new MainUi();
Page.load(mainUi);
}
}
public void onBackKeyDown() {
if (PageHistory.Instance.from() == null) {
Device.exitApp();
}
else {
if (!PageHistory.Instance.current().getClass().toString().endsWith(".EventUi")) {
// emulate click on the header back button for page transition to show.
emulateClickOnBackButton();
}
}
}
protected void emulateClickOnBackButton() {
HTMLPanel current = (HTMLPanel) PageHistory.Instance.current().getWidget();
HeaderPanel header = (HeaderPanel) current.getWidget(0);
Button left = header.getLeftButton();
NativeEvent event = Document.get().createClickEvent(1, 1, 1, 1, 1, false, false, false, false);
left.getElement().dispatchEvent(event);
}
// private native void doToast(String msg) /*-{
// $wnd.PhoneGap.exec(null, null, "GwtMobile", "toast", [msg]);
// }-*/;
//
// private native void requestFocus() /*-{
// $wnd.PhoneGap.exec(null, null, "GwtMobile", "requestFocus", []);
// }-*/;
}