java桌面程序仿网页的登录界面

美化登录的输入框和按钮，主要代码： this.setTitle(SysStatic.SOFT_NAME); this.setSize(FRAME_WIDTH, FRAME_HEIGHT); // 设置窗口在屏幕中的位置（居中） int locX =(int) ((SysStatic.screenWidth - FRAME_WIDTH) / 2); int locY =(int) ((SysStatic.screenHeight - FRAME_HEIGHT) / 2); this.setLocation(locX, locY); container = getContentPane(); container.setLayout(null); loginPanel = new JPanel(); int loginPanelWidth = FRAME_WIDTH - LOGIN_PANEL_BEGIN_X * 2 - SysStatic.FRAME_HORIZON_HOLD; int loginPanelHeight = FRAME_HEIGHT - LOGIN_PANEL_BEGIN_Y * 2 - SysStatic.FRAME_VERTICAL_HOLD; loginPanel.setBounds(LOGIN_PANEL_BEGIN_X, LOGIN_PANEL_BEGIN_Y, loginPanelWidth, loginPanelHeight); loginPanel.setLayout(null);