/*
* Copyright 2008 Google Inc.
*
* 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.google.gwt.sample.showcase.client.content.widgets;
import com.google.gwt.core.client.GWT;
import com.google.gwt.core.client.RunAsyncCallback;
import com.google.gwt.i18n.client.Constants;
import com.google.gwt.sample.showcase.client.ContentWidget;
import com.google.gwt.sample.showcase.client.Showcase;
import com.google.gwt.sample.showcase.client.ShowcaseAnnotations.ShowcaseData;
import com.google.gwt.sample.showcase.client.ShowcaseAnnotations.ShowcaseSource;
import com.google.gwt.sample.showcase.client.ShowcaseAnnotations.ShowcaseStyle;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.PushButton;
import com.google.gwt.user.client.ui.ToggleButton;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.user.client.ui.Widget;
/**
* Example file.
*/
@ShowcaseStyle({".gwt-PushButton", ".gwt-ToggleButton"})
public class CwCustomButton extends ContentWidget {
/**
* The constants used in this Content Widget.
*/
@ShowcaseSource
public static interface CwConstants extends Constants,
ContentWidget.CwConstants {
String cwCustomButtonDescription();
String cwCustomButtonName();
String cwCustomButtonPush();
String cwCustomButtonToggle();
}
/**
* An instance of the constants.
*/
@ShowcaseData
private CwConstants constants;
/**
* Constructor.
*
* @param constants the constants
*/
public CwCustomButton(CwConstants constants) {
super(constants);
this.constants = constants;
}
@Override
public String getDescription() {
return constants.cwCustomButtonDescription();
}
@Override
public String getName() {
return constants.cwCustomButtonName();
}
/**
* Initialize this example.
*/
@ShowcaseSource
@Override
public Widget onInitialize() {
// Create a panel to layout the widgets
VerticalPanel vpanel = new VerticalPanel();
HorizontalPanel pushPanel = new HorizontalPanel();
pushPanel.setSpacing(10);
HorizontalPanel togglePanel = new HorizontalPanel();
togglePanel.setSpacing(10);
// Combine all the panels
vpanel.add(new HTML(constants.cwCustomButtonPush()));
vpanel.add(pushPanel);
vpanel.add(new HTML("<br><br>" + constants.cwCustomButtonToggle()));
vpanel.add(togglePanel);
// Add a normal PushButton
PushButton normalPushButton = new PushButton(
new Image(Showcase.images.gwtLogo()));
normalPushButton.ensureDebugId("cwCustomButton-push-normal");
pushPanel.add(normalPushButton);
// Add a disabled PushButton
PushButton disabledPushButton = new PushButton(
new Image(Showcase.images.gwtLogo()));
disabledPushButton.ensureDebugId("cwCustomButton-push-disabled");
disabledPushButton.setEnabled(false);
pushPanel.add(disabledPushButton);
// Add a normal ToggleButton
ToggleButton normalToggleButton = new ToggleButton(
new Image(Showcase.images.gwtLogo()));
normalToggleButton.ensureDebugId("cwCustomButton-toggle-normal");
togglePanel.add(normalToggleButton);
// Add a disabled ToggleButton
ToggleButton disabledToggleButton = new ToggleButton(
new Image(Showcase.images.gwtLogo()));
disabledToggleButton.ensureDebugId("cwCustomButton-toggle-disabled");
disabledToggleButton.setEnabled(false);
togglePanel.add(disabledToggleButton);
// Return the panel
return vpanel;
}
@Override
protected void asyncOnInitialize(final AsyncCallback<Widget> callback) {
GWT.runAsync(new RunAsyncCallback() {
public void onFailure(Throwable caught) {
callback.onFailure(caught);
}
public void onSuccess() {
callback.onSuccess(onInitialize());
}
});
}
}