private bool FileDialogEnumWindowCallBack(IntPtr hwnd, int lParam)
{
StringBuilder className = new StringBuilder(256);
NativeMethods.GetClassName(new HandleRef(this,hwnd), className, className.Capacity);
int controlID = NativeMethods.GetDlgCtrlID(hwnd);
WINDOWINFO windowInfo;
NativeMethods.GetWindowInfo(new HandleRef(this,hwnd), out windowInfo);
// Dialog Window
if (className.ToString().StartsWith("#32770"))
{
_BaseDialogNative = new MSFileDialogWrapper(_CustomControl);
_BaseDialogNative.AssignHandle(hwnd);
return true;
}
switch ((ControlsId)controlID)
{
case ControlsId.DefaultView:
_CustomControl._hListViewPtr = hwnd;
NativeMethods.GetWindowInfo(new HandleRef(this,hwnd), out _ListViewInfo);
_CustomControl.UpdateListView();
break;
case ControlsId.ComboFolder:
_ComboFolders = hwnd;
_ComboFoldersInfo = windowInfo;
break;
case ControlsId.ComboFileType:
_hComboExtensions = hwnd;
_ComboExtensionsInfo = windowInfo;
break;
case ControlsId.ComboFileName:
if (className.ToString().ToLower() == "comboboxex32")
{
_hComboFileName = hwnd;
_ComboFileNameInfo = windowInfo;
}
break;
case ControlsId.GroupFolder:
_hGroupButtons = hwnd;
_GroupButtonsInfo = windowInfo;
break;
case ControlsId.LeftToolBar:
_hToolBarFolders = hwnd;
_ToolBarFoldersInfo = windowInfo;
break;
case ControlsId.ButtonOk:
_hOKButton = hwnd;
_OKButtonInfo = windowInfo;
_CustomControl._hOKButton = hwnd;
//Win32Types.NativeMethods.EnableWindow(_hOKButton, false);
break;
case ControlsId.ButtonCancel:
_hCancelButton = hwnd;
_CancelButtonInfo = windowInfo;
break;
case ControlsId.ButtonHelp:
_hHelpButton = hwnd;
_HelpButtonInfo = windowInfo;
break;
case ControlsId.CheckBoxReadOnly:
_hChkReadOnly = hwnd;
_ChkReadOnlyInfo = windowInfo;
break;
case ControlsId.LabelFileName:
_hLabelFileName = hwnd;
_LabelFileNameInfo = windowInfo;
break;
case ControlsId.LabelFileType:
_hLabelFileType = hwnd;
_LabelFileTypeInfo = windowInfo;
break;
}
return true;
}
public void Dispose()
{
if (_CustomControl != null)
{
if (!_CustomControl.IsDisposed)
{
if (_CustomControl.MSDialog != null)
{
_CustomControl.MSDialog.Disposed -= new EventHandler(DialogWrappper_Disposed);
_CustomControl.MSDialog.Dispose();
}
//might have been nulled by MSDialog.Dispose()
if (_CustomControl != null)
{
_CustomControl.MSDialog = null;
_CustomControl.Dispose();
}
_CustomControl = null;
}
}
if (_BaseDialogNative != null)
{
_BaseDialogNative.Dispose();
_BaseDialogNative = null;
}
if (_hDummyWnd != IntPtr.Zero)
{
NativeMethods.DestroyWindow(_hDummyWnd);
DestroyHandle();
_hDummyWnd = IntPtr.Zero;
}
}