/*
* 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.popups;
import com.google.gwt.core.client.GWT;
import com.google.gwt.core.client.RunAsyncCallback;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.i18n.client.Constants;
import com.google.gwt.i18n.client.LocaleInfo;
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.Button;
import com.google.gwt.user.client.ui.DialogBox;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.HasHorizontalAlignment;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.ListBox;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.user.client.ui.Widget;
/**
* Example file.
*/
@ShowcaseStyle(/* styles */{
".gwt-DialogBox", "html>body .gwt-DialogBox", "* html .gwt-DialogBox",
".cw-DialogBox"})
public class CwDialogBox extends ContentWidget {
/**
* The constants used in this Content Widget.
*/
@ShowcaseSource
public static interface CwConstants extends Constants,
ContentWidget.CwConstants {
String cwDialogBoxCaption();
String cwDialogBoxClose();
String cwDialogBoxDescription();
String cwDialogBoxDetails();
String cwDialogBoxItem();
String cwDialogBoxListBoxInfo();
String cwDialogBoxMakeTransparent();
String cwDialogBoxName();
String cwDialogBoxShowButton();
}
/**
* An instance of the constants.
*/
@ShowcaseData
private CwConstants constants;
/**
* Constructor.
*
* @param constants the constants
*/
public CwDialogBox(CwConstants constants) {
super(constants);
this.constants = constants;
}
@Override
public String getDescription() {
return constants.cwDialogBoxDescription();
}
@Override
public String getName() {
return constants.cwDialogBoxName();
}
/**
* Initialize this example.
*/
@ShowcaseSource
@Override
public Widget onInitialize() {
// Create the dialog box
final DialogBox dialogBox = createDialogBox();
dialogBox.setGlassEnabled(true);
dialogBox.setAnimationEnabled(true);
// Create a button to show the dialog Box
Button openButton = new Button(constants.cwDialogBoxShowButton(),
new ClickHandler() {
public void onClick(ClickEvent sender) {
dialogBox.center();
dialogBox.show();
}
});
// Create a ListBox
HTML listDesc = new HTML("<br><br><br>"
+ constants.cwDialogBoxListBoxInfo());
ListBox list = new ListBox();
list.setVisibleItemCount(1);
for (int i = 10; i > 0; i--) {
list.addItem(constants.cwDialogBoxItem() + " " + i);
}
// Add the button and list to a panel
VerticalPanel vPanel = new VerticalPanel();
vPanel.setSpacing(8);
vPanel.add(openButton);
vPanel.add(listDesc);
vPanel.add(list);
// 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());
}
});
}
/**
* Create the dialog box for this example.
*
* @return the new dialog box
*/
@ShowcaseSource
private DialogBox createDialogBox() {
// Create a dialog box and set the caption text
final DialogBox dialogBox = new DialogBox();
dialogBox.ensureDebugId("cwDialogBox");
dialogBox.setText(constants.cwDialogBoxCaption());
// Create a table to layout the content
VerticalPanel dialogContents = new VerticalPanel();
dialogContents.setSpacing(4);
dialogBox.setWidget(dialogContents);
// Add some text to the top of the dialog
HTML details = new HTML(constants.cwDialogBoxDetails());
dialogContents.add(details);
dialogContents.setCellHorizontalAlignment(details,
HasHorizontalAlignment.ALIGN_CENTER);
// Add an image to the dialog
Image image = new Image(Showcase.images.jimmy());
dialogContents.add(image);
dialogContents.setCellHorizontalAlignment(image,
HasHorizontalAlignment.ALIGN_CENTER);
// Add a close button at the bottom of the dialog
Button closeButton = new Button(constants.cwDialogBoxClose(),
new ClickHandler() {
public void onClick(ClickEvent event) {
dialogBox.hide();
}
});
dialogContents.add(closeButton);
if (LocaleInfo.getCurrentLocale().isRTL()) {
dialogContents.setCellHorizontalAlignment(closeButton,
HasHorizontalAlignment.ALIGN_LEFT);
} else {
dialogContents.setCellHorizontalAlignment(closeButton,
HasHorizontalAlignment.ALIGN_RIGHT);
}
// Return the dialog box
return dialogBox;
}
}