Closable tab (Smart GWT)
/*
* SmartGWT (GWT for SmartClient)
* Copyright 2008 and beyond, Isomorphic Software, Inc.
*
* SmartGWT is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License version 3
* as published by the Free Software Foundation. SmartGWT is also
* available under typical commercial license terms - see
* http://smartclient.com/license
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*/
package com.smartgwt.sample.showcase.client;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.ui.RootPanel;
import com.smartgwt.client.types.Side;
import com.smartgwt.client.widgets.Canvas;
import com.smartgwt.client.widgets.IButton;
import com.smartgwt.client.widgets.Img;
import com.smartgwt.client.widgets.events.ClickEvent;
import com.smartgwt.client.widgets.events.ClickHandler;
import com.smartgwt.client.widgets.layout.HLayout;
import com.smartgwt.client.widgets.layout.VLayout;
import com.smartgwt.client.widgets.tab.Tab;
import com.smartgwt.client.widgets.tab.TabSet;
import com.smartgwt.client.widgets.tab.events.CloseClickHandler;
import com.smartgwt.client.widgets.tab.events.TabCloseClickEvent;
public class Showcase implements EntryPoint {
public void onModuleLoad() {
RootPanel.get().add(getViewPanel());
}
public Canvas getViewPanel() {
final TabSet topTabSet = new TabSet();
topTabSet.setTabBarPosition(Side.TOP);
topTabSet.setTabBarAlign(Side.LEFT);
topTabSet.setWidth(400);
topTabSet.setHeight(200);
Tab tTab1 = new Tab("Blue", "pieces/16/pawn_blue.png");
tTab1.setCanClose(true);
Img tImg1 = new Img("pieces/48/pawn_blue.png", 48, 48);
tTab1.setPane(tImg1);
Tab tTab2 = new Tab("Green", "pieces/16/pawn_green.png");
Img tImg2 = new Img("pieces/48/pawn_green.png", 48, 48);
tTab2.setPane(tImg2);
topTabSet.addTab(tTab1);
topTabSet.addTab(tTab2);
topTabSet.addCloseClickHandler(new CloseClickHandler() {
public void onCloseClick(TabCloseClickEvent event) {
Tab tab = event.getTab();
System.out.println("");
}
});
HLayout buttons = new HLayout();
buttons.setMembersMargin(15);
IButton addButton = new IButton("Add Tab");
addButton.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
String title = topTabSet.getTabs().length % 2 == 0 ? "Yellow" : "Green";
String iconType = topTabSet.getTabs().length % 2 == 0 ? "pawn" : "cube";
Tab tTab = new Tab(title, "pieces/16/" + iconType + "_" + title.toLowerCase() + ".png");
tTab.setCanClose(true);
Img tImg = new Img("pieces/48/" + iconType + "_" + title.toLowerCase() + ".png", 48, 48);
tTab.setPane(tImg);
topTabSet.addTab(tTab);
}
});
IButton removeButton = new IButton("Remove Tab");
removeButton.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
topTabSet.removeTab(topTabSet.getTabs().length - 1);
}
});
buttons.addMember(addButton);
buttons.addMember(removeButton);
VLayout vLayout = new VLayout();
vLayout.setMembersMargin(15);
vLayout.addMember(topTabSet);
vLayout.addMember(buttons);
vLayout.setHeight("auto");
return vLayout;
}
}
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