/*
* 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.DockPanel;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.ScrollPanel;
import com.google.gwt.user.client.ui.Widget;
/**
* Example file.
*/
@ShowcaseStyle(".cw-DockPanel")
public class CwDockPanel extends ContentWidget {
/**
* The constants used in this Content Widget.
*/
@ShowcaseSource
public static interface CwConstants extends Constants,
ContentWidget.CwConstants {
String cwDockPanelCenter();
String cwDockPanelDescription();
String cwDockPanelEast();
String cwDockPanelName();
String cwDockPanelNorth1();
String cwDockPanelNorth2();
String cwDockPanelSouth1();
String cwDockPanelSouth2();
String cwDockPanelWest();
}
/**
* An instance of the constants.
*/
@ShowcaseData
private CwConstants constants;
/**
* Constructor.
*
* @param constants the constants
*/
public CwDockPanel(CwConstants constants) {
super(constants);
this.constants = constants;
}
@Override
public String getDescription() {
return constants.cwDockPanelDescription();
}
@Override
public String getName() {
return constants.cwDockPanelName();
}
/**
* Initialize this example.
*/
@ShowcaseSource
@Override
public Widget onInitialize() {
// Create a Dock Panel
DockPanel dock = new DockPanel();
dock.setStyleName("cw-DockPanel");
dock.setSpacing(4);
dock.setHorizontalAlignment(DockPanel.ALIGN_CENTER);
// Add text all around
dock.add(new HTML(constants.cwDockPanelNorth1()), DockPanel.NORTH);
dock.add(new HTML(constants.cwDockPanelSouth1()), DockPanel.SOUTH);
dock.add(new HTML(constants.cwDockPanelEast()), DockPanel.EAST);
dock.add(new HTML(constants.cwDockPanelWest()), DockPanel.WEST);
dock.add(new HTML(constants.cwDockPanelNorth2()), DockPanel.NORTH);
dock.add(new HTML(constants.cwDockPanelSouth2()), DockPanel.SOUTH);
// Add scrollable text in the center
HTML contents = new HTML(constants.cwDockPanelCenter());
ScrollPanel scroller = new ScrollPanel(contents);
scroller.setSize("400px", "100px");
dock.add(scroller, DockPanel.CENTER);
// Return the content
dock.ensureDebugId("cwDockPanel");
return dock;
}
@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());
}
});
}
}