asquare.gwt.sb.client.fw.CommandButton.java Source code

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Here is the source code for asquare.gwt.sb.client.fw.CommandButton.java

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/*
 * Copyright 2007 Mat Gessel <mat.gessel@gmail.com>
 * 
 * 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 asquare.gwt.sb.client.fw;

import asquare.gwt.sb.client.util.UICommand;

import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.Event;
import com.google.gwt.user.client.ui.Button;

/**
 * A button which accepts a command for configuration and click action. 
 */
public class CommandButton extends Button {
    private UICommand m_command;

    public CommandButton() {
    }

    public CommandButton(UICommand command) {
        setCommand(command);
    }

    public UICommand getCommand() {
        return m_command;
    }

    public void setCommand(UICommand command) {
        m_command = command;
        if (m_command != null) {
            setText(command.getUIString());
        }
    }

    @Override
    public void onBrowserEvent(Event event) {
        super.onBrowserEvent(event);
        if (DOM.eventGetType(event) == Event.ONCLICK) {
            m_command.execute();
        }
    }
}