X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/edc09871744140f16b2ef6b7abaa2289d7deb260..08670ea85abf4b4946a9ce64971b591d7b1ee30b:/src/common/containr.cpp?ds=sidebyside diff --git a/src/common/containr.cpp b/src/common/containr.cpp index f2d237a36d..2fda844c96 100644 --- a/src/common/containr.cpp +++ b/src/common/containr.cpp @@ -6,7 +6,7 @@ // Created: 06.08.01 // RCS-ID: $Id$ // Copyright: (c) 2001 Vadim Zeitlin -// License: wxWindows licence +// Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -37,7 +37,7 @@ #endif //WX_PRECOMP // trace mask for focus messages -#define TRACE_FOCUS _T("focus") +#define TRACE_FOCUS wxT("focus") // ============================================================================ // implementation @@ -77,6 +77,52 @@ bool wxControlContainerBase::HasAnyFocusableChildren() const return false; } +bool wxControlContainerBase::DoSetFocus() +{ + wxLogTrace(TRACE_FOCUS, wxT("SetFocus on wxPanel 0x%p."), + m_winParent->GetHandle()); + + if (m_inSetFocus) + return true; + + // when the panel gets the focus we move the focus to either the last + // window that had the focus or the first one that can get it unless the + // focus had been already set to some other child + + wxWindow *win = wxWindow::FindFocus(); + while ( win ) + { + if ( win == m_winParent ) + { + // our child already has focus, don't take it away from it + return true; + } + + if ( win->IsTopLevel() ) + { + // don't look beyond the first top level parent - useless and + // unnecessary + break; + } + + win = win->GetParent(); + } + + // protect against infinite recursion: + m_inSetFocus = true; + + bool ret = SetFocusToChild(); + + m_inSetFocus = false; + + return ret; +} + +bool wxControlContainerBase::SetFocusToChild() +{ + return wxSetFocusToChild(m_winParent, &m_winLastFocused); +} + #ifndef wxHAS_NATIVE_TAB_TRAVERSAL // ---------------------------------------------------------------------------- @@ -86,7 +132,6 @@ bool wxControlContainerBase::HasAnyFocusableChildren() const wxControlContainer::wxControlContainer() { m_winLastFocused = NULL; - m_inSetFocus = false; } void wxControlContainer::SetLastFocus(wxWindow *win) @@ -112,7 +157,7 @@ void wxControlContainer::SetLastFocus(wxWindow *win) // (under wxGTK) wxASSERT_MSG( winParent, - _T("Setting last focus for a window that is not our child?") ); + wxT("Setting last focus for a window that is not our child?") ); } } @@ -120,13 +165,13 @@ void wxControlContainer::SetLastFocus(wxWindow *win) if ( win ) { - wxLogTrace(TRACE_FOCUS, _T("Set last focus to %s(%s)"), + wxLogTrace(TRACE_FOCUS, wxT("Set last focus to %s(%s)"), win->GetClassInfo()->GetClassName(), win->GetLabel().c_str()); } else { - wxLogTrace(TRACE_FOCUS, _T("No more last focus")); + wxLogTrace(TRACE_FOCUS, wxT("No more last focus")); } } @@ -149,7 +194,7 @@ void wxControlContainer::SetLastFocus(wxWindow *win) // within the same group. Used by wxSetFocusToChild on wxMSW // -------------------------------------------------------------------- -#ifdef __WXMSW__ +#if defined(__WXMSW__) && wxUSE_RADIOBTN wxRadioButton* wxGetPreviousButtonInGroup(wxRadioButton *btn) { @@ -158,7 +203,7 @@ wxRadioButton* wxGetPreviousButtonInGroup(wxRadioButton *btn) const wxWindowList& siblings = btn->GetParent()->GetChildren(); wxWindowList::compatibility_iterator nodeThis = siblings.Find(btn); - wxCHECK_MSG( nodeThis, NULL, _T("radio button not a child of its parent?") ); + wxCHECK_MSG( nodeThis, NULL, wxT("radio button not a child of its parent?") ); // Iterate over all previous siblings until we find the next radio button wxWindowList::compatibility_iterator nodeBefore = nodeThis->GetPrevious(); @@ -188,7 +233,7 @@ wxRadioButton* wxGetNextButtonInGroup(wxRadioButton *btn) const wxWindowList& siblings = btn->GetParent()->GetChildren(); wxWindowList::compatibility_iterator nodeThis = siblings.Find(btn); - wxCHECK_MSG( nodeThis, NULL, _T("radio button not a child of its parent?") ); + wxCHECK_MSG( nodeThis, NULL, wxT("radio button not a child of its parent?") ); // Iterate over all previous siblings until we find the next radio button wxWindowList::compatibility_iterator nodeNext = nodeThis->GetNext(); @@ -271,7 +316,10 @@ wxRadioButton* wxGetSelectedButtonInGroup(wxRadioButton *btn) void wxControlContainer::HandleOnNavigationKey( wxNavigationKeyEvent& event ) { - wxWindow *parent = m_winParent->GetParent(); + // for a TLW we shouldn't involve the parent window, it has nothing to do + // with keyboard navigation inside this TLW + wxWindow *parent = m_winParent->IsTopLevel() ? NULL + : m_winParent->GetParent(); // the event is propagated downwards if the event emitter was our parent bool goingDown = event.GetEventObject() == parent; @@ -350,7 +398,7 @@ void wxControlContainer::HandleOnNavigationKey( wxNavigationKeyEvent& event ) { // just to be sure it's not used (normally this is not necessary, but // doesn't hurt neither) - m_winLastFocused = (wxWindow *)NULL; + m_winLastFocused = NULL; // start from first or last depending on where we're going node = forward ? children.GetFirst() : children.GetLast(); @@ -372,12 +420,12 @@ void wxControlContainer::HandleOnNavigationKey( wxNavigationKeyEvent& event ) if ( winFocus ) { -#ifdef __WXMSW__ +#if defined(__WXMSW__) && wxUSE_RADIOBTN // If we are in a radio button group, start from the first item in the // group if ( event.IsFromTab() && wxIsKindOf(winFocus, wxRadioButton ) ) winFocus = wxGetFirstButtonInGroup((wxRadioButton*)winFocus); -#endif +#endif // __WXMSW__ // ok, we found the focus - now is it our child? start_node = children.Find( winFocus ); } @@ -424,18 +472,21 @@ void wxControlContainer::HandleOnNavigationKey( wxNavigationKeyEvent& event ) // looping inside this panel (normally, the focus will go to // the next/previous item after this panel in the parent // panel). - wxWindow *focussed_child_of_parent = m_winParent; + wxWindow *focusedParent = m_winParent; while ( parent ) { - // we don't want to tab into a different dialog or frame - if ( focussed_child_of_parent->IsTopLevel() ) + // We don't want to tab into a different dialog or frame or + // even an MDI child frame, so test for this explicitly + // (and in particular don't just use IsTopLevel() which + // would return false in the latter case). + if ( focusedParent->IsTopNavigationDomain() ) break; - event.SetCurrentFocus( focussed_child_of_parent ); + event.SetCurrentFocus( focusedParent ); if ( parent->GetEventHandler()->ProcessEvent( event ) ) return; - focussed_child_of_parent = parent; + focusedParent = parent; parent = parent->GetParent(); } @@ -451,7 +502,15 @@ void wxControlContainer::HandleOnNavigationKey( wxNavigationKeyEvent& event ) wxWindow *child = node->GetData(); -#ifdef __WXMSW__ + // don't TAB to another TLW + if ( child->IsTopLevel() ) + { + node = forward ? node->GetNext() : node->GetPrevious(); + + continue; + } + +#if defined(__WXMSW__) && wxUSE_RADIOBTN if ( event.IsFromTab() ) { if ( wxIsKindOf(child, wxRadioButton) ) @@ -476,24 +535,27 @@ void wxControlContainer::HandleOnNavigationKey( wxNavigationKeyEvent& event ) wxIsKindOf(m_winLastFocused, wxRadioButton) && !m_winLastFocused->HasFlag(wxRB_SINGLE) ) { + wxRadioButton * const + lastBtn = static_cast(m_winLastFocused); + // cursor keys don't navigate out of a radio button group so // find the correct radio button to focus if ( forward ) { - child = wxGetNextButtonInGroup((wxRadioButton*)m_winLastFocused); + child = wxGetNextButtonInGroup(lastBtn); if ( !child ) { // no next button in group, set it to the first button - child = wxGetFirstButtonInGroup((wxRadioButton*)m_winLastFocused); + child = wxGetFirstButtonInGroup(lastBtn); } } else { - child = wxGetPreviousButtonInGroup((wxRadioButton*)m_winLastFocused); + child = wxGetPreviousButtonInGroup(lastBtn); if ( !child ) { // no previous button in group, set it to the last button - child = wxGetLastButtonInGroup((wxRadioButton*)m_winLastFocused); + child = wxGetLastButtonInGroup(lastBtn); } } @@ -552,50 +614,9 @@ void wxControlContainer::HandleOnWindowDestroy(wxWindowBase *child) // focus handling // ---------------------------------------------------------------------------- -bool wxControlContainer::DoSetFocus() -{ - wxLogTrace(TRACE_FOCUS, _T("SetFocus on wxPanel 0x%p."), - m_winParent->GetHandle()); - - if (m_inSetFocus) - return true; - - // when the panel gets the focus we move the focus to either the last - // window that had the focus or the first one that can get it unless the - // focus had been already set to some other child - - wxWindow *win = wxWindow::FindFocus(); - while ( win ) - { - if ( win == m_winParent ) - { - // our child already has focus, don't take it away from it - return true; - } - - if ( win->IsTopLevel() ) - { - // don't look beyond the first top level parent - useless and - // unnecessary - break; - } - - win = win->GetParent(); - } - - // protect against infinite recursion: - m_inSetFocus = true; - - bool ret = SetFocusToChild(); - - m_inSetFocus = false; - - return ret; -} - void wxControlContainer::HandleOnFocus(wxFocusEvent& event) { - wxLogTrace(TRACE_FOCUS, _T("OnFocus on wxPanel 0x%p, name: %s"), + wxLogTrace(TRACE_FOCUS, wxT("OnFocus on wxPanel 0x%p, name: %s"), m_winParent->GetHandle(), m_winParent->GetName().c_str() ); @@ -604,11 +625,18 @@ void wxControlContainer::HandleOnFocus(wxFocusEvent& event) event.Skip(); } + +#else + // wxHAS_NATIVE_TAB_TRAVERSAL + bool wxControlContainer::SetFocusToChild() { - return wxSetFocusToChild(m_winParent, &m_winLastFocused); + return wxSetFocusToChild(m_winParent, NULL); } + +#endif // !wxHAS_NATIVE_TAB_TRAVERSAL + // ---------------------------------------------------------------------------- // SetFocusToChild(): this function is used by wxPanel but also by wxFrame in // wxMSW, this is why it is outside of wxControlContainer class @@ -616,28 +644,40 @@ bool wxControlContainer::SetFocusToChild() bool wxSetFocusToChild(wxWindow *win, wxWindow **childLastFocused) { - wxCHECK_MSG( win, false, _T("wxSetFocusToChild(): invalid window") ); - wxCHECK_MSG( childLastFocused, false, - _T("wxSetFocusToChild(): NULL child poonter") ); + wxCHECK_MSG( win, false, wxT("wxSetFocusToChild(): invalid window") ); + // wxCHECK_MSG( childLastFocused, false, + // wxT("wxSetFocusToChild(): NULL child poonter") ); - if ( *childLastFocused ) + if ( childLastFocused && *childLastFocused ) { // It might happen that the window got reparented if ( (*childLastFocused)->GetParent() == win ) { - wxLogTrace(TRACE_FOCUS, - _T("SetFocusToChild() => last child (0x%p)."), - (*childLastFocused)->GetHandle()); + // And it also could have become hidden in the meanwhile, in this + // case focus its parent instead. + while ( !(*childLastFocused)->IsShown() ) + { + *childLastFocused = (*childLastFocused)->GetParent(); + if ( !*childLastFocused ) + break; + } - // not SetFocusFromKbd(): we're restoring focus back to the old - // window and not setting it as the result of a kbd action - (*childLastFocused)->SetFocus(); - return true; + if ( *childLastFocused ) + { + wxLogTrace(TRACE_FOCUS, + wxT("SetFocusToChild() => last child (0x%p)."), + (*childLastFocused)->GetHandle()); + + // not SetFocusFromKbd(): we're restoring focus back to the old + // window and not setting it as the result of a kbd action + (*childLastFocused)->SetFocus(); + return true; + } } else { // it doesn't count as such any more - *childLastFocused = (wxWindow *)NULL; + *childLastFocused = NULL; } } @@ -654,7 +694,7 @@ bool wxSetFocusToChild(wxWindow *win, wxWindow **childLastFocused) if ( child->CanAcceptFocusFromKeyboard() && !child->IsTopLevel() ) { -#ifdef __WXMSW__ +#if defined(__WXMSW__) && wxUSE_RADIOBTN // If a radiobutton is the first focusable child, search for the // selected radiobutton in the same group wxRadioButton* btn = wxDynamicCast(child, wxRadioButton); @@ -664,13 +704,14 @@ bool wxSetFocusToChild(wxWindow *win, wxWindow **childLastFocused) if (selected) child = selected; } -#endif +#endif // __WXMSW__ wxLogTrace(TRACE_FOCUS, - _T("SetFocusToChild() => first child (0x%p)."), + wxT("SetFocusToChild() => first child (0x%p)."), child->GetHandle()); - *childLastFocused = child; + if (childLastFocused) + *childLastFocused = child; child->SetFocusFromKbd(); return true; } @@ -679,4 +720,3 @@ bool wxSetFocusToChild(wxWindow *win, wxWindow **childLastFocused) return false; } -#endif // !wxHAS_NATIVE_TAB_TRAVERSAL