咱们在程序中常常会用到MessageBox。windows
MessageBox.Show()共有21中重载方法。现将其常见用法总结以下: ide
1.MessageBox.Show(“Hello~~~~”);this
最简单的,只显示提示信息。.net
2.MessageBox.Show(“There are something wrong!”,“ERROR”);orm
能够给消息框加上标题。htm
3.if (MessageBox.Show(“Delete this user?”, “Confirm Message”, MessageBoxButtons.OKCancel) ==DialogResult.OK)blog
{get
//deleteit
}io
询问是否删除时会用到这个。
4.if (MessageBox.Show(“Delete this user?”, “Confirm Message”,MessageBoxButtons.OKCancel,MessageBoxIcon.Question) == DialogResult.OK)
{
//delete
}
能够给MessageBox加上一个Icon,.net提供常见的Icon共选择。
5.if (MessageBox.Show(“Delete this user?”, “Confirm Message”, MessageBoxButtons.OKCancel,MessageBoxIcon.Question,MessageBoxDefaultButton.Button2) == DialogResult.OK)
{
//delete
}
能够改变MessageBox的默认焦点,以下:
6.if (MessageBox.Show(“Delete this user?”, “Confirm Message”, MessageBoxButtons.OKCancel,MessageBoxIcon.Question,MessageBoxDefaultButton.Button2,MessageBoxOptions.RtlReading) ==DialogResult.OK)
{
//delete
}
反向显示:
7.if (MessageBox.Show(“Delete this user?”, “Confirm Message”, MessageBoxButtons.OKCancel,MessageBoxIcon.Question, MessageBoxDefaultButton.Button2, MessageBoxOptions.RightAlign,true) ==DialogResult.OK)
{
//delete
}
添加Help按钮:
8.if (MessageBox.Show(“Delete this user?”, “Confirm Message”, MessageBoxButtons.OKCancel,MessageBoxIcon.Question, MessageBoxDefaultButton.Button1, MessageBoxOptions.RtlReading,@”/folder/file.htm”) == DialogResult.OK)
{
//delete
}
指定帮助文件的路径,点击便可打开该路径下的帮助文件。
9.//HelpNavigator指定常数来指示要显示的帮助文件元素。Find 帮助文件将打开到搜索页。
if (MessageBox.Show(“Delete this user?”, “Confirm Message”, MessageBoxButtons.OKCancel,MessageBoxIcon.Question, MessageBoxDefaultButton.Button1, MessageBoxOptions.RtlReading,@”/folder/file.htm”, HelpNavigator.Find) == DialogResult.OK)
{
//delete
}
还有一些用法,不是太实用这里就不一一介绍了,有兴趣的朋友能够参考下这里:MSDN的MessageBox类。
转自:http://blog.csdn.NET/xuenzhen123/article/details/4808005