/*
* 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.panels;
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.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.DecoratorPanel;
import com.google.gwt.user.client.ui.FlexTable;
import com.google.gwt.user.client.ui.HasHorizontalAlignment;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.Widget;
import com.google.gwt.user.client.ui.FlexTable.FlexCellFormatter;
/**
* Example file.
*/
@ShowcaseStyle({
".gwt-DecoratorPanel", "html>body .gwt-DecoratorPanel",
"* html .gwt-DecoratorPanel"})
public class CwDecoratorPanel extends ContentWidget {
/**
* The constants used in this Content Widget.
*/
@ShowcaseSource
public static interface CwConstants extends Constants,
ContentWidget.CwConstants {
@DefaultStringValue("Add rounded corners to any Widget using the Decorator Panel")
String cwDecoratorPanelDescription();
@DefaultStringValue("Description:")
String cwDecoratorPanelFormDescription();
@DefaultStringValue("Name:")
String cwDecoratorPanelFormName();
@DefaultStringValue("Enter Search Criteria")
String cwDecoratorPanelFormTitle();
@DefaultStringValue("Decorator Panel")
String cwDecoratorPanelName();
}
/**
* An instance of the constants.
*/
@ShowcaseData
private CwConstants constants;
/**
* Constructor.
*
* @param constants the constants
*/
public CwDecoratorPanel(CwConstants constants) {
super(constants);
this.constants = constants;
}
@Override
public String getDescription() {
return constants.cwDecoratorPanelDescription();
}
@Override
public String getName() {
return constants.cwDecoratorPanelName();
}
/**
* Initialize this example.
*/
@ShowcaseSource
@Override
public Widget onInitialize() {
// Create a table to layout the form options
FlexTable layout = new FlexTable();
layout.setCellSpacing(6);
FlexCellFormatter cellFormatter = layout.getFlexCellFormatter();
// Add a title to the form
layout.setHTML(0, 0, constants.cwDecoratorPanelFormTitle());
cellFormatter.setColSpan(0, 0, 2);
cellFormatter.setHorizontalAlignment(0, 0,
HasHorizontalAlignment.ALIGN_CENTER);
// Add some standard form options
layout.setHTML(1, 0, constants.cwDecoratorPanelFormName());
layout.setWidget(1, 1, new TextBox());
layout.setHTML(2, 0, constants.cwDecoratorPanelFormDescription());
layout.setWidget(2, 1, new TextBox());
// Wrap the content in a DecoratorPanel
DecoratorPanel decPanel = new DecoratorPanel();
decPanel.setWidget(layout);
return decPanel;
}
@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());
}
});
}
}