| /* |
| * 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 { |
| String cwCustomButtonDescription(); |
| |
| String cwCustomButtonName(); |
| |
| String cwCustomButtonPush(); |
| |
| String cwCustomButtonToggle(); |
| } |
| |
| /** |
| * An instance of the constants. |
| */ |
| @ShowcaseData |
| private final CwConstants constants; |
| |
| /** |
| * Constructor. |
| * |
| * @param constants the constants |
| */ |
| public CwCustomButton(CwConstants constants) { |
| super(constants.cwCustomButtonName(), constants.cwCustomButtonDescription(), |
| true); |
| this.constants = constants; |
| } |
| |
| /** |
| * 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(CwCustomButton.class, new RunAsyncCallback() { |
| |
| public void onFailure(Throwable caught) { |
| callback.onFailure(caught); |
| } |
| |
| public void onSuccess() { |
| callback.onSuccess(onInitialize()); |
| } |
| }); |
| } |
| } |