Using HorizontalPanel to hold buttons (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.event.ButtonEvent;
import com.extjs.gxt.ui.client.event.Events;
import com.extjs.gxt.ui.client.event.Listener;
import com.extjs.gxt.ui.client.event.SelectionListener;
import com.extjs.gxt.ui.client.widget.HorizontalPanel;
import com.extjs.gxt.ui.client.widget.LayoutContainer;
import com.extjs.gxt.ui.client.widget.TabItem;
import com.extjs.gxt.ui.client.widget.TabPanel;
import com.extjs.gxt.ui.client.widget.VerticalPanel;
import com.extjs.gxt.ui.client.widget.button.Button;
import com.extjs.gxt.ui.client.widget.button.ToggleButton;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.Element;
import com.google.gwt.user.client.ui.RootPanel;
public class Hello implements EntryPoint {
public void onModuleLoad() {
RootPanel.get().add(new AdvancedTabExample());
}
}
class AdvancedTabExample extends LayoutContainer {
private int index = 0;
private TabPanel advanced;
@Override
protected void onRender(Element parent, int pos) {
super.onRender(parent, pos);
VerticalPanel vp = new VerticalPanel();
vp.setSpacing(10);
HorizontalPanel hp = new HorizontalPanel();
hp.setSpacing(5);
Button add = new Button("Add Tab");
add.addSelectionListener(new SelectionListener<ButtonEvent>() {
@Override
public void componentSelected(ButtonEvent ce) {
addTab();
advanced.setSelection(advanced.getItem(index - 1));
}
});
hp.add(add);
ToggleButton toggle = new ToggleButton("Enable Tab Context Menu");
toggle.addListener(Events.Toggle, new Listener<ButtonEvent>() {
public void handleEvent(ButtonEvent be) {
advanced.setCloseContextMenu(((ToggleButton) be.getButton()).isPressed());
}
});
toggle.toggle(true);
hp.add(toggle);
vp.add(hp);
advanced = new TabPanel();
advanced.setSize(600, 250);
advanced.setMinTabWidth(115);
advanced.setResizeTabs(true);
advanced.setAnimScroll(true);
advanced.setTabScroll(true);
advanced.setCloseContextMenu(true);
while (index < 7) {
addTab();
}
advanced.setSelection(advanced.getItem(6));
vp.add(advanced);
add(vp);
}
private void addTab() {
TabItem item = new TabItem();
item.setText("New Tab " + ++index);
item.setClosable(index != 1);
item.addText("Tab Body " + index);
item.addStyleName("pad-text");
advanced.add(item);
}
}
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