BorderLayout and BorderLayoutData (Ext GWT)
/*
* Ext GWT - Ext for GWT
* Copyright(c) 2007-2009, Ext JS, LLC.
* licensing@extjs.com
*
* http://extjs.com/license
*/
package com.google.gwt.sample.hello.client;
import com.extjs.gxt.ui.client.Style.LayoutRegion;
import com.extjs.gxt.ui.client.Style.Scroll;
import com.extjs.gxt.ui.client.event.ButtonEvent;
import com.extjs.gxt.ui.client.event.SelectionListener;
import com.extjs.gxt.ui.client.util.Margins;
import com.extjs.gxt.ui.client.widget.ContentPanel;
import com.extjs.gxt.ui.client.widget.LayoutContainer;
import com.extjs.gxt.ui.client.widget.button.Button;
import com.extjs.gxt.ui.client.widget.layout.BorderLayout;
import com.extjs.gxt.ui.client.widget.layout.BorderLayoutData;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.Element;
import com.google.gwt.user.client.ui.FlexTable;
import com.google.gwt.user.client.ui.RootPanel;
public class Hello implements EntryPoint {
public void onModuleLoad() {
RootPanel.get().add(new BorderLayoutExample());
}
}
class BorderLayoutExample extends LayoutContainer {
protected void onRender(Element target, int index) {
super.onRender(target, index);
final BorderLayout layout = new BorderLayout();
setLayout(layout);
setStyleAttribute("padding", "10px");
ContentPanel north = new ContentPanel();
ContentPanel west = new ContentPanel();
ContentPanel center = new ContentPanel();
center.setHeading("BorderLayout Example");
center.setScrollMode(Scroll.AUTOX);
FlexTable table = new FlexTable();
table.getElement().getStyle().setProperty("margin", "10px");
table.setCellSpacing(8);
table.setCellPadding(4);
for (int i = 0; i < LayoutRegion.values().length; i++) {
final LayoutRegion r = LayoutRegion.values()[i];
if (r == LayoutRegion.CENTER) {
continue;
}
SelectionListener<ButtonEvent> sl = new SelectionListener<ButtonEvent>() {
@Override
public void componentSelected(ButtonEvent ce) {
String txt = ce.getButton().getText();
if (txt.equals("Expand")) {
layout.expand(r);
} else if (txt.equals("Collapse")) {
layout.collapse(r);
} else if (txt.equals("Show")) {
layout.show(r);
} else {
layout.hide(r);
}
}
};
table.setHTML(i, 0, "<div style='font-size: 12px; width: 100px'>" + r.name() + ":</span>");
table.setWidget(i, 1, new Button("Expand", sl));
table.setWidget(i, 2, new Button("Collapse", sl));
table.setWidget(i, 3, new Button("Show", sl));
table.setWidget(i, 4, new Button("Hide", sl));
}
center.add(table);
ContentPanel east = new ContentPanel();
ContentPanel south = new ContentPanel();
BorderLayoutData northData = new BorderLayoutData(LayoutRegion.NORTH, 100);
northData.setCollapsible(true);
northData.setFloatable(true);
northData.setHideCollapseTool(true);
northData.setSplit(true);
northData.setMargins(new Margins(0, 0, 5, 0));
BorderLayoutData westData = new BorderLayoutData(LayoutRegion.WEST, 150);
westData.setSplit(true);
westData.setCollapsible(true);
westData.setMargins(new Margins(0,5,0,0));
BorderLayoutData centerData = new BorderLayoutData(LayoutRegion.CENTER);
centerData.setMargins(new Margins(0));
BorderLayoutData eastData = new BorderLayoutData(LayoutRegion.EAST, 150);
eastData.setSplit(true);
eastData.setCollapsible(true);
eastData.setMargins(new Margins(0,0,0,5));
BorderLayoutData southData = new BorderLayoutData(LayoutRegion.SOUTH, 100);
southData.setSplit(true);
southData.setCollapsible(true);
southData.setFloatable(true);
southData.setMargins(new Margins(5, 0, 0, 0));
add(north, northData);
add(west, westData);
add(center, centerData);
add(east, eastData);
add(south, southData);
}
}
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