void wxDialog::Init()
{
- m_oldFocus = (wxWindow *)NULL;
m_isShown = false;
m_modalData = NULL;
m_endModalCalled = false;
{
SetExtraStyle(GetExtraStyle() | wxTOPLEVEL_EX_DIALOG);
- // save focus before doing anything which can potentially change it
- m_oldFocus = FindFocus();
-
// All dialogs should really have this style
style |= wxTAB_TRAVERSAL;
// into account
if ( !m_endModalCalled )
{
- // modal dialog needs a parent window, so try to find one
- wxWindow *parent = GetParent();
- if ( !parent )
- {
- parent = FindSuitableParent();
- }
-
- // remember where the focus was
- wxWindow *oldFocus = m_oldFocus;
- if ( !oldFocus )
- {
- // VZ: do we really want to do this?
- oldFocus = parent;
- }
-
- // We have to remember the HWND because we need to check
- // the HWND still exists (oldFocus can be garbage when the dialog
- // exits, if it has been destroyed)
- HWND hwndOldFocus = oldFocus ? GetHwndOf(oldFocus) : NULL;
-
-
// enter and run the modal loop
- {
- wxDialogModalDataTiedPtr modalData(&m_modalData,
- new wxDialogModalData(this));
- modalData->RunLoop();
- }
-
-
- // and restore focus
- // Note that this code MUST NOT access the dialog object's data
- // in case the object has been deleted (which will be the case
- // for a modal dialog that has been destroyed before calling EndModal).
- if ( oldFocus && (oldFocus != this) && ::IsWindow(hwndOldFocus))
- {
- // This is likely to prove that the object still exists
- if (wxFindWinFromHandle((WXHWND) hwndOldFocus) == oldFocus)
- oldFocus->SetFocus();
- }
+ wxDialogModalDataTiedPtr modalData(&m_modalData,
+ new wxDialogModalData(this));
+ modalData->RunLoop();
}
return GetReturnCode();