X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c25b5d1fa56461622926bd85f97208bf9e222cb6..e8617760b089b3dd31e4d77ce493267a82fc1003:/src/common/containr.cpp?ds=sidebyside diff --git a/src/common/containr.cpp b/src/common/containr.cpp index c0073ebdb7..5f251fda7b 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 license +// License: wxWindows licence /////////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -49,6 +49,28 @@ wxControlContainer::wxControlContainer(wxWindow *winParent) m_winDefault = NULL; } +bool wxControlContainer::AcceptsFocus() const +{ + // We can accept focus only when at last one child will accept focus + if ( m_winParent->IsShown() && m_winParent->IsEnabled() ) + { + wxWindowList::Node *node = m_winParent->GetChildren().GetFirst(); + while ( node ) + { + wxWindow *child = node->GetData(); + + if ( child->AcceptsFocus() ) + { + return TRUE; + } + + node = node->GetNext(); + } + } + + return FALSE; +} + void wxControlContainer::SetLastFocus(wxWindow *win) { // the panel itself should never get the focus at all but if it does happen @@ -247,10 +269,12 @@ void wxControlContainer::HandleOnNavigationKey( wxNavigationKeyEvent& event ) event.SetEventObject(m_winParent); if ( !child->GetEventHandler()->ProcessEvent(event) ) { + // set it first in case SetFocusFromKbd() results in focus + // change too + m_winLastFocused = child; + // everything is simple: just give focus to it child->SetFocusFromKbd(); - - m_winLastFocused = child; } //else: the child manages its focus itself @@ -285,42 +309,21 @@ void wxControlContainer::HandleOnWindowDestroy(wxWindowBase *child) bool wxControlContainer::DoSetFocus() { - wxLogTrace(_T("focus"), _T("SetFocus on wxPanel 0x%08x."), - m_winParent->GetHandle()); - - // If the panel gets the focus *by way of getting it set directly* - // we move the focus to the first window that can get it. - - // VZ: no, we set the focus to the last window too. I don't understand why - // should we make this distinction: if an app wants to set focus to - // some precise control, it may always do it directly, but if we don't - // use m_winLastFocused here, the focus won't be set correctly after a - // notebook page change nor after frame activation under MSW (it calls - // SetFocus too) - // - // RR: yes, when I the tab key to navigate in a panel with some controls and - // a notebook and the focus jumps to the notebook (typically coming from - // a button at the top) the notebook should focus the first child in the - // current notebook page, not the last one which would otherwise get the - // focus if you used the tab key to navigate from the current notebook - // page to button at the bottom. See every page in the controls sample. - // - // VZ: ok, but this still doesn't (at least I don't see how it can) take - // care of first/last child problem: i.e. if Shift-TAB is pressed in a - // situation like above, the focus should be given to the last child, - // not the first one (and not to the last focused one neither) - I - // think my addition to OnNavigationKey() above takes care of it. - // Keeping #ifdef __WXGTK__ for now, but please try removing it and see - // what happens. - // - // RR: Removed for now. Let's see what happens.. - - // if our child already has focus, don't take it away from it + wxLogTrace(_T("focus"), _T("SetFocus on wxPanel 0x%08lx."), + (unsigned long)m_winParent->GetHandle()); + + // 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() ) { @@ -337,14 +340,11 @@ bool wxControlContainer::DoSetFocus() void wxControlContainer::HandleOnFocus(wxFocusEvent& event) { - wxLogTrace(_T("focus"), _T("OnFocus on wxPanel 0x%08x, name: %s"), - m_winParent->GetHandle(), + wxLogTrace(_T("focus"), _T("OnFocus on wxPanel 0x%08lx, name: %s"), + (unsigned long)m_winParent->GetHandle(), m_winParent->GetName().c_str() ); - // If we panel got the focus *by way of getting clicked on* - // we move the focus to either the last window that had the - // focus or the first one that can get it. - (void)SetFocusToChild(); + DoSetFocus(); event.Skip(); } @@ -371,8 +371,8 @@ bool wxSetFocusToChild(wxWindow *win, wxWindow **childLastFocused) if ( (*childLastFocused)->GetParent() == win ) { wxLogTrace(_T("focus"), - _T("SetFocusToChild() => last child (0x%08x)."), - (*childLastFocused)->GetHandle()); + _T("SetFocusToChild() => last child (0x%08lx)."), + (unsigned long)(*childLastFocused)->GetHandle()); // not SetFocusFromKbd(): we're restoring focus back to the old // window and not setting it as the result of a kbd action @@ -395,8 +395,8 @@ bool wxSetFocusToChild(wxWindow *win, wxWindow **childLastFocused) if ( child->AcceptsFocusFromKeyboard() && !child->IsTopLevel() ) { wxLogTrace(_T("focus"), - _T("SetFocusToChild() => first child (0x%08x)."), - child->GetHandle()); + _T("SetFocusToChild() => first child (0x%08lx)."), + (unsigned long)child->GetHandle()); *childLastFocused = child; // should be redundant, but it is not child->SetFocusFromKbd(); @@ -408,3 +408,4 @@ bool wxSetFocusToChild(wxWindow *win, wxWindow **childLastFocused) return FALSE; } +