(WPF) 文件和文件夹选择对话框。

点击button，选择一个excel文件，并将文件名显示在textbox上。

        private void btnSelectErrorTableFile_Click(object sender, RoutedEventArgs e)

        {

            var openFileDialog = new Microsoft.Win32.OpenFileDialog() 

            { 

                Filter = "Excel Files (*.xlsx)|*.xlsx" 

            };

            var result = openFileDialog.ShowDialog();

            if (result == true)

            {

                this.tbErrorCodeTableFile.Text = openFileDialog.FileName;

            }

        }