private string OpenDialog()
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Title = "选择文件";
openFileDialog.Filter = "文本文件|*.txt|PNG图片|*.png|视频|*.avi";基础过滤器
openFileDialog.FileName = string.Empty;
openFileDialog.FilterIndex = 1;
openFileDialog.RestoreDirectory = true;
openFileDialog.DefaultExt = "txt";
if(openFileDialog.ShowDialog()==true)
{
return openFileDialog.FileName;
}else
{
return "";
}
}
常见打开文件对话框
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转载自blog.csdn.net/waiting233/article/details/117261253
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