public DialogResult ShowDialog(IWin32Window owner)
{
DialogResult returnDialogResult = DialogResult.Cancel;
if (this.IsDisposed)
{
return(returnDialogResult);
}
if (owner == null || owner.Handle == IntPtr.Zero)
{
WindowWrapper wr = new WindowWrapper(System.Diagnostics.Process.GetCurrentProcess().MainWindowHandle);
owner = wr;
}
OriginalCtrlSize = this.Size;
_MSdialog = (FileDlgType == FileDialogType.OpenFileDlg) ? new OpenFileDialog() as FileDialog : new SaveFileDialog() as FileDialog;
_dlgWrapper = new WholeDialogWrapper(this);
OnPrepareMSDialog();
if (!_hasRunInitMSDialog)
{
InitMSDialog();
}
try
{
System.Reflection.PropertyInfo AutoUpgradeInfo = MSDialog.GetType().GetProperty("AutoUpgradeEnabled");
if (AutoUpgradeInfo != null)
{
AutoUpgradeInfo.SetValue(MSDialog, false, null);
}
returnDialogResult = _MSdialog.ShowDialog(owner);
}
// Sometimes if you open a animated .gif on the preview and the Form is closed, .Net class throw an exception
// Lets ignore this exception and keep closing the form.
catch (ObjectDisposedException)
{
}
catch (Exception ex)
{
_eh.ThrowException(MessageBoxIcon.Error, $"Unable to get the modal dialog handle: { ex.Message }", "Error", MessageBoxButtons.OK);
}
return(returnDialogResult);
}
private void InitMSDialog()
{
System.Reflection.PropertyInfo AutoUpgradeInfo = MSDialog.GetType().GetProperty("AutoUpgradeEnabled");
if (AutoUpgradeInfo != null)
{
AutoUpgradeInfo.SetValue(MSDialog, false, null);
}
MSDialog.InitialDirectory = _InitialDirectory.Length == 0 ? Path.GetDirectoryName(Application.ExecutablePath) : _InitialDirectory;
MSDialog.AddExtension = _AddExtension;
MSDialog.Filter = _Filter;
MSDialog.FilterIndex = _FilterIndex;
MSDialog.CheckFileExists = _CheckFileExists;
MSDialog.DefaultExt = _DefaultExt;
MSDialog.FileName = _FileName;
MSDialog.DereferenceLinks = _DereferenceLinks;
MSDialog.ShowHelp = _ShowHelp;
_hasRunInitMSDialog = true;
}
public DialogResult ShowDialog(IWin32Window owner)
{
DialogResult returnDialogResult = DialogResult.Cancel;
if (this.IsDisposed)
{
return(returnDialogResult);
}
if (owner == null || owner.Handle == IntPtr.Zero)
{
WindowWrapper wr = new WindowWrapper(System.Diagnostics.Process.GetCurrentProcess().MainWindowHandle);
owner = wr;
}
OriginalCtrlSize = this.Size;
// Tried to port vista filedialog...
//CustomCon
//var r = new Reflector("System.Windows.Forms");
//uint num = 0;
//Type typeIFileDialog = r.GetType("FileDialogNative.IFileDialog");
//object dialog = r.Call(ofd, "CreateVistaDialog");
//r.Call(ofd, "OnBeforeVistaDialog", dialog);
//uint options = (uint)r.CallAs(typeof(System.Windows.Forms.FileDialog), ofd, "GetOptions");
//options |= (uint)r.GetEnum("FileDialogNative.FOS", "FOS_PICKFOLDERS");
//r.CallAs(typeIFileDialog, dialog, "SetOptions", options);
//object pfde = r.New("FileDialog.VistaDialogEvents", ofd);
//object[] parameters = new object[] { pfde, num };
//r.CallAs2(typeIFileDialog, dialog, "Advise", parameters);
//num = (uint)parameters[1];
//try
//{
// int num2 = (int)r.CallAs(typeIFileDialog, dialog, "Show", hWndOwner);
// flag = 0 == num2;
//}
//finally
//{
// r.CallAs(typeIFileDialog, dialog, "Unadvise", num);
// GC.KeepAlive(pfde);
//}
_MSdialog = new OpenFileDialog();
_MSdialog.AutoUpgradeEnabled = true;
_dlgWrapper = new WholeDialogWrapper(this);
OnPrepareMSDialog();
if (!_hasRunInitMSDialog)
{
InitMSDialog();
}
try
{
System.Reflection.PropertyInfo AutoUpgradeInfo = MSDialog.GetType().GetProperty("AutoUpgradeEnabled");
if (AutoUpgradeInfo != null)
{
AutoUpgradeInfo.SetValue(MSDialog, false, null);
}
returnDialogResult = _MSdialog.ShowDialog(owner);
}
// Sometimes if you open a animated .gif on the preview and the Form is closed, .Net class throw an exception
// Lets ignore this exception and keep closing the form.
catch (ObjectDisposedException)
{
}
catch (Exception ex)
{
MessageBox.Show("unable to get the modal dialog handle", ex.Message);
}
return(returnDialogResult);
}