Swing自定义水晶按钮

自定义仿Win7的水晶按钮

效果图

完整工程下载http://download.csdn.net/detail/jasper_success/4488514

关键代码

public void paintComponent(Graphics g) {
        Graphics2D g2 = (Graphics2D) g;
        AlphaComposite composite = AlphaComposite.getInstance(
                AlphaComposite.SRC_OVER, alpha);
        g2.setComposite(composite);

        // 绘制边框
        if (this.isMouseEntered) {
            Util.drawButtonBackground(g2, this, new Color(253, 236, 219),
                    new Color(253, 223, 187), new Color(255, 206, 105),
                    new Color(255, 255, 222));
        }
        // 按钮被按下的效果
        if (clicked) {
            Util.drawButtonBackground(g2, this, new Color(255, 199, 99),
                    new Color(253, 236, 219), new Color(253, 236, 219),
                    new Color(255, 199, 99));
        }
        composite = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 1f);
        g2.setComposite(composite);
        if (frameType == FRAME_AROUND) {
            g.setColor(Config.COLOR_TOOLBAR_FRAME);
            g.drawRoundRect(1, 1, getWidth() - 4, getHeight() - 2, 3, 3);
        } else if (frameType == FRAME_RIGHT) {
            g.setColor(Config.COLOR_TOOLBAR_FRAME);
            g.drawLine(getWidth() - 1, 1, getWidth() - 1, getHeight() - 2);
        }

        // 消除锯齿
        Util.setFractionalmetricsOn(g2);
        // 文字风格
        g.setColor(Config.COLOR_UI_TEXT);
        g.setFont(Config.FONT_UI_TEXT);

        // 绘制图标
        if (getImage() != null) {
            g.drawImage(getImage(),
                    (getWidth() - getImage().getWidth(this)) / 2, 5 + mbStatus,
                    this);
            g.drawString(getName(), (getWidth() - getName().length()
                    * Config.FONT_UI_TEXT.getSize()) / 2,
                    getImage().getHeight(this) + mbStatus);
        } else {
            g.drawString(getName(), (getWidth() - getName().length()
                    * Config.FONT_UI_TEXT.getSize()) / 2, 10 + mbStatus);
        }
    }

下载http://download.csdn.net/detail/jasper_success/4488514