freeseawind.lf.basic.optionpane.LuckOptionPaneUI Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of littleluck Show documentation
Java Swing cross platform LookAndFeel
The newest version!
package freeseawind.lf.basic.optionpane;

import java.awt.Component;
import java.awt.Container;
import java.awt.Graphics;

import javax.swing.JComponent;
import javax.swing.JPanel;
import javax.swing.LookAndFeel;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.basic.BasicOptionPaneUI;

import freeseawind.lf.canvas.LuckCanvas;

/**
 * 
 * 弹出窗口UI实现类，设置组件为不完全透明， 实现弹出窗口背景重绘。
 * 
 *
 * 
 * Pop-up window UI implementation class, set the component is not completely
 * transparent, to achieve a pop-up window background redraw.
 * 
 *
 * 
 * See Also:{@link LuckOptionPaneUIBundle}.
 * 
 *
 * @see LuckCanvas
 * @author freeseawind@github
 * @version 1.0
 *
 */
public class LuckOptionPaneUI extends BasicOptionPaneUI
{
    private LuckCanvas painter;

    public static ComponentUI createUI(JComponent x)
    {
        return new LuckOptionPaneUI();
    }

    @Override
    public void paint(Graphics g, JComponent c)
    {
        super.paint(g, c);

        if(painter != null)
        {
            painter.drawComponent(g, c);
        }
    }

    protected void installDefaults()
    {
        super.installDefaults();

        LookAndFeel.installProperty(optionPane, "opaque", Boolean.FALSE);
    }

    /**
     * 重写该方法，设置内容显示区域为不完全透明
     */
    @Override
    protected Container createMessageArea()
    {
        JComponent messageArea = (JComponent) super.createMessageArea();

        messageArea.setOpaque(false);

        JComponent realBody = (JComponent) messageArea.getComponent(0);

        realBody.setOpaque(false);

        for(Component child : realBody.getComponents())
        {
            ((JComponent)child).setOpaque(false);
        }

        return messageArea;
    }

    /**
     * 重写该方法，设置按钮区域为不完全透明
     */
    @Override
    protected Container createButtonArea()
    {
        JPanel panel = (JPanel) super.createButtonArea();

        panel.setOpaque(false);

        return panel;
    }

    /**
     * 设置绘图回调接口
     * @param painter 绘图回调接口
     */
    public void setPainter(LuckCanvas painter)
    {
        this.painter = painter;
    }
}