kevinGao

点击按钮时显示按钮被按下的效果

           在实际项目中,为了提供给用户更加好的用户体验,在点击按钮时,要能显示按钮被按下时的状态,给用户一种动态的感觉。

其实这在程序中实现起来也比较容易,只需多一张按钮背景图片即可,在按钮没有按下或者弹起时显示一种状态图,在按钮被压下时

显示另外一种状态图。

            具体实现就是除了写按钮的Click方法,还要写按钮的MouseUp和MouseDown事件。

示例代码如下:

            /// <summary>
            /// 网上订购画面刷新按钮(弹起状态时)
            /// </summary>
            private string strPurchaseRefreshBtnImg = Application.StartupPath + "\\Resources\\" + "btnRefresh.png";
            /// <summary>
            /// 网上订购画面刷新按钮(压下状态时)
            /// </summary>
            private string strPurchaseRefreshBtnDownImg = Application.StartupPath + "\\Resources\\" + "btnRefresh_Down.png";

            /// <summary>
            /// 按下Refresh时发生
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
            private void btnRefresh_MouseDown(object sender, MouseEventArgs e)
            {
                btnRefresh.BackgroundImage = Image.FromFile(strPurchaseRefreshBtnDownImg);
            }
            /// <summary>
            /// 松开Refresh按钮时发生
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
            private void btnRefresh_MouseUp(object sender, MouseEventArgs e)
            {
                btnRefresh.BackgroundImage = Image.FromFile(strPurchaseRefreshBtnImg);
            }

 

            /// <summary>
            /// 刷新页面
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
            private void btnRefresh_Click(object sender, EventArgs e)
            {
                   //do something...   

            }

发表于 2011-09-26 17:17  Kevin Gao  阅读(6970)  评论(0编辑  收藏  举报
 

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