void wxDialog::SetModal(bool flag)
{
if ( flag )
wxModelessWindows.DeleteObject(this);
else
wxModelessWindows.Append(this);
}
void wxDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
{
// We'll send a Cancel message by default,
// which may close the dialog.
// Check for looping if the Cancel event handler calls Close().
// Note that if a cancel button and handler aren't present in the dialog,
// nothing will happen when you close the dialog via the window manager, or
// via Close().
// We wouldn't want to destroy the dialog by default, since the dialog may have been
// created on the stack.
// However, this does mean that calling dialog->Close() won't delete the dialog
// unless the handler for wxID_CANCEL does so. So use Destroy() if you want to be
// sure to destroy the dialog.
// The default OnCancel (above) simply ends a modal dialog, and hides a modeless dialog.
static wxList closing;
if ( closing.Member(this) )
return;
closing.Append(this);
wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
cancelEvent.SetEventObject( this );
GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog
closing.DeleteObject(this);
}
void wxDialogBase::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
{
// We'll send a Cancel message by default, which may close the dialog.
// Check for looping if the Cancel event handler calls Close().
//
// VZ: this is horrible and MT-unsafe. Can't we reuse some of these global
// lists here? don't dare to change it now, but should be done later!
static wxList closing;
if ( closing.Member(this) )
return;
closing.Append(this);
// When a previously hidden (necessarily modeless) dialog is being closed,
// we must not perform the usual validation and data transfer steps as they
// had been already done when it was hidden and doing it again now would be
// unexpected and could result in e.g. the dialog asking for confirmation
// before discarding the changes being shown again, which doesn't make
// sense as the dialog is not being closed in response to any user action.
if ( !IsShown() || !SendCloseButtonClickEvent() )
{
// If the handler didn't close the dialog (e.g. because there is no
// button with matching id) we still want to close it when the user
// clicks the "x" button in the title bar, otherwise we shouldn't even
// have put it there.
//
// Notice that using wxID_CLOSE might have been a better choice but we
// use wxID_CANCEL for compatibility reasons.
EndDialog(wxID_CANCEL);
}
closing.DeleteObject(this);
}
void wxDialogBase::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
{
// We'll send a Cancel message by default, which may close the dialog.
// Check for looping if the Cancel event handler calls Close().
//
// VZ: this is horrible and MT-unsafe. Can't we reuse some of these global
// lists here? don't dare to change it now, but should be done later!
static wxList closing;
if ( closing.Member(this) )
return;
closing.Append(this);
if ( !SendCloseButtonClickEvent() )
{
// If the handler didn't close the dialog (e.g. because there is no
// button with matching id) we still want to close it when the user
// clicks the "x" button in the title bar, otherwise we shouldn't even
// have put it there.
//
// Notice that using wxID_CLOSE might have been a better choice but we
// use wxID_CANCEL for compatibility reasons.
EndDialog(wxID_CANCEL);
}
closing.DeleteObject(this);
}
void wxDialogBase::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
{
// We'll send a Cancel message by default, which may close the dialog.
// Check for looping if the Cancel event handler calls Close().
// Note that if a cancel button and handler aren't present in the dialog,
// nothing will happen when you close the dialog via the window manager, or
// via Close(). We wouldn't want to destroy the dialog by default, since
// the dialog may have been created on the stack. However, this does mean
// that calling dialog->Close() won't delete the dialog unless the handler
// for wxID_CANCEL does so. So use Destroy() if you want to be sure to
// destroy the dialog. The default OnCancel (above) simply ends a modal
// dialog, and hides a modeless dialog.
int idCancel = GetEscapeId();
if ( idCancel == wxID_NONE )
return;
if ( idCancel == wxID_ANY )
idCancel = wxID_CANCEL;
// VZ: this is horrible and MT-unsafe. Can't we reuse some of these global
// lists here? don't dare to change it now, but should be done later!
static wxList closing;
if ( closing.Member(this) )
return;
closing.Append(this);
wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, idCancel);
cancelEvent.SetEventObject( this );
GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog
closing.DeleteObject(this);
}
bool wxDialog::Show(bool show)
{
if ( !wxDialogBase::Show(show) )
{
// nothing to do
return FALSE;
}
if ( show )
{
// usually will result in TransferDataToWindow() being called
InitDialog();
}
if ( IsModal() )
{
if ( show )
{
DoShowModal();
}
else // end of modal dialog
{
// this will cause IsModalShowing() return FALSE and our local
// message loop will terminate
wxModalDialogs.DeleteObject(this);
}
}
return TRUE;
}
void wxTopLevelWindowMotif::PreDestroy()
{
#ifdef __VMS
#pragma message disable codcauunr
#endif
if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL )
wxModelessWindows.DeleteObject(this);
#ifdef __VMS
#pragma message enable codcauunr
#endif
m_icons.m_icons.Empty();
DestroyChildren();
// MessageDialog and FileDialog do not have a client widget
if( GetClientWidget() )
{
XtRemoveEventHandler( (Widget)GetClientWidget(),
ButtonPressMask | ButtonReleaseMask |
PointerMotionMask | KeyPressMask,
False,
wxTLWEventHandler,
(XtPointer)this );
}
}
void wxTopLevelWindowMotif::PreDestroy()
{
wxModelessWindows.DeleteObject(this);
DestroyChildren();
// MessageDialog and FileDialog do not have a client widget
if( GetClientWidget() )
{
XtRemoveEventHandler( (Widget)GetClientWidget(),
ButtonPressMask | ButtonReleaseMask |
PointerMotionMask | KeyPressMask,
False,
wxTLWEventHandler,
(XtPointer)this );
}
}
void wxDialog::SetModal(bool flag)
{
#ifdef __VMS
#pragma message disable codcauunr
#endif
if ( flag )
m_windowStyle |= wxDIALOG_MODAL ;
else
if ( m_windowStyle & wxDIALOG_MODAL )
m_windowStyle -= wxDIALOG_MODAL ;
wxModelessWindows.DeleteObject(this);
if (!flag)
wxModelessWindows.Append(this);
#ifdef __VMS
#pragma message enable codcauunr
#endif
}
MyChild::~MyChild(void)
{
my_children.DeleteObject(this);
}