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[C#] C# WPF中调用打开文件对话框 →→→→→进入此内容的聊天室

来自 , 2020-10-24, 写在 C#, 查看 122 次.
URL http://www.code666.cn/view/2d13d901
  1. private string OpenDialog()
  2. {
  3.     OpenFileDialog openFileDialog = new OpenFileDialog();
  4.     openFileDialog.Title = "选择文件";
  5.     openFileDialog.Filter = "txt文件|*.txt";
  6.     openFileDialog.FileName = string.Empty;
  7.     openFileDialog.FilterIndex = 1;
  8.     openFileDialog.RestoreDirectory = true;
  9.     openFileDialog.DefaultExt = "txt";
  10.     if(openFileDialog.ShowDialog()==true)
  11.     {
  12.         return openFileDialog.FileName;
  13.     }else
  14.     {
  15.         return "";
  16.     }
  17. }
  18. //csharp/6992

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