internal virtual void OnBeforeVistaDialog(FileDialogNative.IFileDialog dialog)
{
dialog.SetDefaultExtension(this.DefaultExt);
dialog.SetFileName(this.FileName);
if (!string.IsNullOrEmpty(this.InitialDirectory))
{
try
{
FileDialogNative.IShellItem initialDirectory = GetShellItemForPath(this.InitialDirectory);
dialog.SetDefaultFolder(initialDirectory);
dialog.SetFolder(initialDirectory);
}
catch (FileNotFoundException)
{
}
}
dialog.SetTitle(this.Title);
dialog.SetOptions(GetOptions());
SetFileTypes(dialog);
this._customPlaces.Apply(dialog);
}
private void SetDialogProperties(FileDialogNative.IFileDialog dialog)
{
// Description
if (!string.IsNullOrEmpty(descriptionText))
{
if (UseDescriptionForTitle)
{
dialog.SetTitle(descriptionText);
}
else
{
FileDialogNative.IFileDialogCustomize customize = (FileDialogNative.IFileDialogCustomize)dialog;
customize.AddText(0, descriptionText);
}
}
dialog.SetOptions(FileDialogNative.FOS.FOS_PICKFOLDERS | FileDialogNative.FOS.FOS_FORCEFILESYSTEM | FileDialogNative.FOS.FOS_FILEMUSTEXIST);
if (!string.IsNullOrEmpty(selectedPath))
{
string parent = Path.GetDirectoryName(selectedPath);
if (parent == null || !Directory.Exists(parent))
{
dialog.SetFileName(selectedPath);
}
else
{
string folder = Path.GetFileName(selectedPath);
dialog.SetFolder(FileDialogNative.CreateItemFromParsingName(parent));
dialog.SetFileName(folder);
}
}
}
internal System.Windows.Forms.DialogResult ShowDialog(System.Windows.Forms.IWin32Window owner, FileDialogNative.IFileDialog f)
{
if (!string.IsNullOrEmpty(this.InitialDirectory))
{
FileDialogNative.IShellItem item = null;
try
{
SHCreateItemFromParsingName(this.InitialDirectory, IntPtr.Zero, typeof(FileDialogNative.IShellItem).GUID, out item);
f.SetFolder(item);
}
catch (Exception e)
{
Util.Logging.Log(e);
}
if (item != null)
{
Marshal.ReleaseComObject(item);
}
}
if (!string.IsNullOrEmpty(this.FileName))
{
f.SetFileName(this.FileName);
}
if (!string.IsNullOrEmpty(this.Filter))
{
var filter = this.Filter.Split('|');
var filters = new FileDialogNative.COMDLG_FILTERSPEC[filter.Length / 2];
for (var i = 0; i < filter.Length; i += 2)
{
filters[i / 2] = new FileDialogNative.COMDLG_FILTERSPEC()
{
pszName = filter[i],
pszSpec = filter[i + 1],
};
}
f.SetFileTypes((uint)filters.Length, filters);
f.SetFileTypeIndex((uint)this.FilterIndex);
}
if (!string.IsNullOrEmpty(this.Title))
{
f.SetTitle(this.Title);
}
if (f.Show(owner.Handle) == 0)
{
FileDialogNative.IShellItem item;
f.GetResult(out item);
string ppszName;
item.GetDisplayName(FileDialogNative.SIGDN.SIGDN_FILESYSPATH, out ppszName);
Marshal.ReleaseComObject(item);
this.FileName = ppszName;
return(System.Windows.Forms.DialogResult.OK);
}
return(System.Windows.Forms.DialogResult.Cancel);
}