Admin: 1 версия

2010-06-01T06:35:22Z

1 версия

в 18:01, 31 мая 2010

2010-05-31T18:01:44Z

Новая страница

== Link control with CSS ==



<source lang="java">

package com.jexp.gwt.client;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.Grid;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.PasswordTextBox;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.client.ui.TextBox;

public class GWTClient implements EntryPoint{
public void onModuleLoad() {
final Label loginPrompt = new Label("Please Log In");
final Grid grid = new Grid(3, 2);
final Label namePrompt = new Label("Name");
final TextBox nameTextbox = new TextBox();
final Label passwordPrompt = new Label("Password:");
final PasswordTextBox passwordTextbox = new PasswordTextBox();
final Button button = new Button("Login");
RootPanel.get().clear();
loginPrompt.addStyleName("loginPrompt");
loginPrompt.addStyleName("loginPrompt2");
nameTextbox.addStyleName("nameField");
passwordTextbox.addStyleName("passwordField");
grid.setWidget(0, 0, namePrompt);
grid.setWidget(0, 1, nameTextbox);
grid.setWidget(1, 0, passwordPrompt);
grid.setWidget(1, 1, passwordTextbox);
grid.setWidget(2, 1, button);

RootPanel.get().add(loginPrompt);
RootPanel.get().add(grid);
}
}

</source>



== Returns a List of Element objects that have the specified CSS class name ==



<source lang="java">

/*
* Copyright 2006 Robert Hanson <iamroberthanson AT gmail.ru>
*
* 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 org.gwtwidgets.client.util;
import java.util.ArrayList;
import java.util.List;
import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.Element;
/**
*
* @author rhanson
*/
public class SearchUtils
{
/**
* Returns a List of Element objects that have the specified CSS class name.
*
* @param element Element to start search from
* @param className name of class to find
* @return
*/
public static List findElementsForClass (Element element, String className)
{
ArrayList result = new ArrayList();
recElementsForClass(result, element, className);
return result;
}
private static void recElementsForClass (ArrayList res, Element element, String className)
{
String c;

if (element == null) {
return;
}
c = DOM.getAttribute(element, "className");

if (c != null) {
String[] p = c.split(" ");

for (int x = 0; x < p.length; x++) {
if (p[x].equals(className)) {
res.add(element);
}
}
}

for (int i = 0; i < DOM.getChildCount(element); i++) {
Element child = DOM.getChild(element, i);
recElementsForClass(res, child, className);
}
}

}

</source>



== Use Default StyleSheet ==



<source lang="java">

package com.jexp.gwt.client;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.ClickListener;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.client.ui.Widget;
import com.google.gwt.user.client.ui.DialogBox;
import com.google.gwt.user.client.ui.DockPanel;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.Image;
public class GWTClient implements EntryPoint {
public void onModuleLoad() {
Button b = new Button("Click me", new ClickListener() {
public void onClick(Widget sender) {
DialogBox dlg = new MyDialog();
dlg.center();
}
});
RootPanel.get().add(b);
}
}
class MyDialog extends DialogBox implements ClickListener {
public MyDialog() {
setText("Sample DialogBox");
Button closeButton = new Button("Close", this);
HTML msg = new HTML("<center>A standard dialog box component.</center>",true);
DockPanel dock = new DockPanel();
dock.setSpacing(4);
dock.add(closeButton, DockPanel.SOUTH);
dock.add(msg, DockPanel.NORTH);
dock.add(new Image("images/yourImage.jpg"), DockPanel.CENTER);
dock.setCellHorizontalAlignment(closeButton, DockPanel.ALIGN_RIGHT);
dock.setWidth("100%");
setWidget(dock);
}
public void onClick(Widget sender) {
hide();
}
}
//Your.css
.gwt-DialogBox {
border: 2px outset;
background-color: white;
}

//GWTClient.gwt.xml
<module>
<inherits name="com.google.gwt.user.User"/>
<entry-point class="com.jexp.gwt.client.GWTClient"/>
<stylesheet src="your.css"/>
</module>

</source>

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Admin: 1 версия

в 18:01, 31 мая 2010