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using DWSIM.Interfaces;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace DWSIM.SharedClassesCSharp.FilePicker.Windows
{
public class WindowsFilePicker : IFilePicker
{
public string SuggestedDirectory { get; set; }
public string SuggestedFilename { get; set; }
public IVirtualFile ShowOpenDialog(IEnumerable<IFilePickerAllowedType> allowedTypes)
{
var openFileDialog = new OpenFileDialog();
if (!string.IsNullOrWhiteSpace(SuggestedDirectory) && Directory.Exists(SuggestedDirectory))
{
openFileDialog.InitialDirectory = SuggestedDirectory;
}
if (allowedTypes != null && allowedTypes.Count() > 0)
{
var list = allowedTypes.Select(t => t.Name + "|" + String.Join(";", t.AllowedExtensions));
openFileDialog.Filter = String.Join("|", list);
}
// Show the dialog
DialogResult result = openFileDialog.ShowDialog();
if (result == DialogResult.OK) // Test result.
{
var file = new WindowsFile(openFileDialog.FileName);
return file;
}
else
return null;
}
public IVirtualFile ShowSaveDialog(IEnumerable<IFilePickerAllowedType> allowedTypes)
{
var saveFileDialog = new SaveFileDialog();
if (!string.IsNullOrWhiteSpace(SuggestedDirectory) && Directory.Exists(SuggestedDirectory))
{
saveFileDialog.InitialDirectory = SuggestedDirectory;
}
if (!string.IsNullOrWhiteSpace(SuggestedFilename))
{
saveFileDialog.FileName = SuggestedFilename;
}
if (allowedTypes != null && allowedTypes.Count() > 0)
{
var list = allowedTypes.Select(t => t.Name + "|" + String.Join(";", t.AllowedExtensions));
saveFileDialog.Filter = String.Join("|", list);
}
// Show the dialog
DialogResult result = saveFileDialog.ShowDialog();
if (result == DialogResult.OK) // Test result.
{
var file = new WindowsFile(saveFileDialog.FileName);
return file;
}
else
return null;
}
}
}
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