bool wxGenericComboCtrl::PerformAction(const wxControlAction& action,
long numArg,
const wxString& strArg)
{
bool processed = false;
if ( action == wxACTION_COMBOBOX_POPUP )
{
if ( !IsPopupShown() )
{
ShowPopup();
processed = true;
}
}
else if ( action == wxACTION_COMBOBOX_DISMISS )
{
if ( IsPopupShown() )
{
HidePopup();
processed = true;
}
}
if ( !processed )
{
// pass along
return wxControl::PerformAction(action, numArg, strArg);
}
return true;
}
bool wxComboCtrl::IsKeyPopupToggle(const wxKeyEvent& event) const
{
const bool isPopupShown = IsPopupShown();
switch ( event.GetKeyCode() )
{
case WXK_F4:
// F4 toggles the popup in the native comboboxes, so emulate them
if ( !event.AltDown() )
return true;
break;
case WXK_ESCAPE:
if ( isPopupShown )
return true;
break;
case WXK_DOWN:
case WXK_UP:
case WXK_NUMPAD_DOWN:
case WXK_NUMPAD_UP:
// Arrow keys (and mouse wheel) toggle the popup in the native
// combo boxes
if ( event.AltDown() )
return true;
break;
}
return false;
}
void wxRichTextStyleComboCtrl::OnIdle(wxIdleEvent& event)
{
event.Skip();
if ( !m_stylePopup )
return;
wxRichTextCtrl * const richtext = GetRichTextCtrl();
if ( !richtext )
return;
if ( !IsPopupShown() && IsShownOnScreen() && wxWindow::FindFocus() != this )
{
wxString styleName =
wxRichTextStyleListBox::GetStyleToShowInIdleTime(richtext, m_stylePopup->GetStyleType());
wxString currentValue = GetValue();
if (!styleName.IsEmpty())
{
// Don't do the selection if it's already set
if (currentValue == styleName)
return;
SetValue(styleName);
}
else if (!currentValue.IsEmpty())
SetValue(wxEmptyString);
}
}
void DropDownBase::OnDropButton( wxCommandEvent &WXUNUSED(event))
{
if (m_popupWin && m_popupWin->m_ignore_popup)
{
m_popupWin->m_ignore_popup = false;
return;
}
if (IsPopupShown())
HidePopup();
else
ShowPopup();
}
bool wxGenericComboCtrl::IsKeyPopupToggle(const wxKeyEvent& event) const
{
int keycode = event.GetKeyCode();
bool isPopupShown = IsPopupShown();
// This code is AFAIK appropriate for wxGTK.
if ( isPopupShown )
{
if ( keycode == WXK_ESCAPE ||
( keycode == WXK_UP && event.AltDown() ) )
return true;
}
else
{
if ( keycode == WXK_DOWN && event.AltDown() )
return true;
}
return false;
}
bool wxComboCtrl::IsKeyPopupToggle(const wxKeyEvent& event) const
{
const bool isPopupShown = IsPopupShown();
switch ( event.GetKeyCode() )
{
case WXK_F4:
// F4 toggles the popup in the native comboboxes, so emulate them
if ( !event.AltDown() )
return true;
break;
case WXK_ESCAPE:
if ( isPopupShown )
return true;
break;
case WXK_DOWN:
case WXK_UP:
// On XP or with writable combo in Classic, arrows don't open the
// popup but Alt-arrow does
if ( event.AltDown() ||
( !isPopupShown &&
HasFlag(wxCB_READONLY)
#if wxUSE_UXTHEME
&& !wxUxThemeEngine::GetIfActive()
#endif
) )
{
return true;
}
break;
}
return false;
}
