SWT窗口样式设置

/**
 * 设置窗口的样式(屏幕居中,主题等) 
 *
 */
public class WindowStyle {
	/**
     * 设置窗口位于屏幕中间
     * @param shell 要调整位置的窗口对象
     */
    public static void setCenter(Shell shell)
    {
        //获取屏幕高度和宽度
        int screenH = Toolkit.getDefaultToolkit().getScreenSize().height;
        int screenW = Toolkit.getDefaultToolkit().getScreenSize().width;
        //获取对象窗口高度和宽度
        int shellH = shell.getBounds().height;
        int shellW = shell.getBounds().width;
        
        //如果对象窗口高度超出屏幕高度，则强制其与屏幕等高
        if(shellH > screenH)
            shellH = screenH;
        
        //如果对象窗口宽度超出屏幕宽度，则强制其与屏幕等宽
        if(shellW > screenW)
            shellW = screenW;
        
        //定位对象窗口坐标
        shell.setLocation(((screenW - shellW) / 2), ((screenH - shellH) / 2));
    }
    
    /**
     * 设置窗口位于屏幕中间
     * @param display 设备
     * @param shell 要调整位置的窗口对象
     */
    public static void setCenter(Display display, Shell shell)
    {
        Rectangle bounds = display.getPrimaryMonitor().getBounds();
        Rectangle rect = shell.getBounds();
        int x = bounds.x + (bounds.width - rect.width) / 2;
        int y = bounds.y + (bounds.height - rect.height) / 2;
        shell.setLocation(x, y);
    }
    
    /**
	 * 设置窗口主题
	 * @param shell 要调整的窗口
	 * @param point 窗口大小
	 */
	public static void setTopic(Shell shell,Point point){
		ShellWrapper wrapper = new ShellWrapper(shell, ThemeConstants.STYLE_OFFICE2007);
		wrapper.installTheme(ThemeConstants.STYLE_OFFICE2007);//office2007主题
		wrapper.setSize(point);//设置窗口大小
	}
}