/*
* Copyright 2000-2011 JetBrains s.r.o.
*
* 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 com.intellij.util.ui;
import java.awt.*;
import java.awt.event.ComponentEvent;
import java.awt.event.ComponentListener;
/**
* @author irengrig
* Date: 1/14/11
* Time: 1:30 PM
*/
public abstract class AdjustComponentWhenShown {
private boolean myIsAdjusted;
protected boolean canExecute() {
return true;
}
protected abstract boolean init();
public void install(final Component component) {
final ComponentListener listener = new ComponentListener() {
@Override
public void componentResized(ComponentEvent e) {
impl();
}
private void impl() {
if (canExecute()) {
if (init()) {
component.removeComponentListener(this);
myIsAdjusted = true;
}
}
}
@Override
public void componentMoved(ComponentEvent e) {
}
@Override
public void componentShown(ComponentEvent e) {
impl();
}
@Override
public void componentHidden(ComponentEvent e) {
}
};
component.addComponentListener(listener);
}
public boolean isAdjusted() {
return myIsAdjusted;
}
}