// headers
// ----------------------------------------------------------------------------
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma implementation "containr.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#include "wx/radiobut.h"
#endif
+// trace mask for focus messages
+#define TRACE_FOCUS _T("focus")
+
// ============================================================================
// implementation
// ============================================================================
if ( win )
{
- wxLogTrace(_T("focus"), _T("Set last focus to %s(%s)"),
+ wxLogTrace(TRACE_FOCUS, _T("Set last focus to %s(%s)"),
win->GetClassInfo()->GetClassName(),
win->GetLabel().c_str());
}
else
{
- wxLogTrace(_T("focus"), _T("No more last focus"));
+ wxLogTrace(TRACE_FOCUS, _T("No more last focus"));
}
}
}
// --------------------------------------------------------------------
-// The following four functions are used to find other radio buttons
+// The following four functions are used to find other radio buttons
// within the same group. Used by wxSetFocusToChild on wxMSW
// --------------------------------------------------------------------
nodeBefore = nodeBefore->GetPrevious();
}
-
+
if (!prevBtn || prevBtn->HasFlag(wxRB_SINGLE))
{
// no more buttons in group
return NULL;
}
- else
- return prevBtn;
+
+ return prevBtn;
}
wxRadioButton* wxGetNextButtonInGroup(wxRadioButton *btn)
// no more buttons or the first button of the next group
return NULL;
}
- else
- return nextBtn;
+
+ return nextBtn;
}
wxRadioButton* wxGetFirstButtonInGroup(wxRadioButton *btn)
wxRadioButton* prevBtn = wxGetPreviousButtonInGroup(btn);
if (!prevBtn)
return btn;
-
+
btn = prevBtn;
}
}
+wxRadioButton* wxGetLastButtonInGroup(wxRadioButton *btn)
+{
+ while (true)
+ {
+ wxRadioButton* nextBtn = wxGetNextButtonInGroup(btn);
+ if (!nextBtn)
+ return btn;
+
+ btn = nextBtn;
+ }
+}
+
wxRadioButton* wxGetSelectedButtonInGroup(wxRadioButton *btn)
{
// Find currently selected button
return NULL;
}
-#endif __WXMSW__
+#endif // __WXMSW__
// ----------------------------------------------------------------------------
// Keyboard handling - this is the place where the TAB traversal logic is
}
// where are we going?
- bool forward = event.GetDirection();
+ const bool forward = event.GetDirection();
// the node of the children list from which we should start looking for the
// next acceptable child
// start from first or last depending on where we're going
node = forward ? children.GetFirst() : children.GetLast();
-
- // we want to cycle over all nodes
- start_node = wxWindowList::compatibility_iterator();
}
- else
+ else // going up
{
// try to find the child which has the focus currently
if ( winFocus )
{
#ifdef __WXMSW__
- // If we are in a radio button group, start from the first item in the
+ // 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);
// ok, we found the focus - now is it our child?
start_node = children.Find( winFocus );
}
- else
- {
- start_node = wxWindowList::compatibility_iterator();
- }
if ( !start_node && m_winLastFocused )
{
}
// we want to cycle over all elements passing by NULL
- while ( node != start_node )
+ for ( ;; )
{
+ // don't go into infinite loop
+ if ( start_node && node && node == start_node )
+ break;
+
// Have we come to the last or first item on the panel?
if ( !node )
{
+ if ( !start_node )
+ {
+ // exit now as otherwise we'd loop forever
+ break;
+ }
+
if ( !goingDown )
{
- // Check if our (may be grand) parent is another panel: if this
+ // Check if our (maybe grand) parent is another panel: if this
// is the case, they will know what to do with this navigation
// key and so give them the chance to process it instead of
// looping inside this panel (normally, the focus will go to
wxWindow *child = node->GetData();
#ifdef __WXMSW__
- bool canSelectRadioButton = true;
- if (!event.IsFromTab())
+ if ( event.IsFromTab() )
{
- // If navigating using cursor keys, make sure not to navigate out of a radio button group.
- if (m_winLastFocused && wxIsKindOf(m_winLastFocused, wxRadioButton))
+ if ( wxIsKindOf(child, wxRadioButton) )
{
- if (!wxIsKindOf(child, wxRadioButton))
+ // only radio buttons with either wxRB_GROUP or wxRB_SINGLE
+ // can be tabbed to
+ if ( child->HasFlag(wxRB_GROUP) )
{
- child = forward ?
- wxGetNextButtonInGroup((wxRadioButton*)m_winLastFocused) :
- wxGetPreviousButtonInGroup((wxRadioButton*)m_winLastFocused);
- if (!child)
- {
- event.Skip(false);
- return;
- }
+ // need to tab into the active button within a group
+ wxRadioButton *rb = wxGetSelectedButtonInGroup((wxRadioButton*)child);
+ if ( rb )
+ child = rb;
+ }
+ else if ( !child->HasFlag(wxRB_SINGLE) )
+ {
+ node = forward ? node->GetNext() : node->GetPrevious();
+ continue;
}
}
}
- else
+ else if ( m_winLastFocused &&
+ wxIsKindOf(m_winLastFocused, wxRadioButton) &&
+ !m_winLastFocused->HasFlag(wxRB_SINGLE) )
{
- // If navigating using tabs, skip all but the first radio button in a group.
- if (wxIsKindOf(child, wxRadioButton))
+ // 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);
+ if ( !child )
+ {
+ // no next button in group, set it to the first button
+ child = wxGetFirstButtonInGroup((wxRadioButton*)m_winLastFocused);
+ }
+ }
+ else
{
- if (wxGetPreviousButtonInGroup((wxRadioButton*)child))
- canSelectRadioButton = false;
+ child = wxGetPreviousButtonInGroup((wxRadioButton*)m_winLastFocused);
+ if ( !child )
+ {
+ // no previous button in group, set it to the last button
+ child = wxGetLastButtonInGroup((wxRadioButton*)m_winLastFocused);
+ }
+ }
+
+ if ( child == m_winLastFocused )
+ {
+ // must be a group consisting of only one button therefore
+ // no need to send a navigation event
+ event.Skip(false);
+ return;
}
}
-#else
- static bool canSelectRadioButton = true;
-#endif
+#endif // __WXMSW__
- if ( child->AcceptsFocusFromKeyboard() && canSelectRadioButton )
+ if ( child->AcceptsFocusFromKeyboard() )
{
// if we're setting the focus to a child panel we should prevent it
// from giving it to the child which had the focus the last time
// direction we're coming
event.SetEventObject(m_winParent);
-#if defined(__WXMSW__)
- // we need to hop to the next activated
- // radio button, not just the next radio
- // button under MSW
- if (wxIsKindOf(child, wxRadioButton) && event.IsFromTab())
- {
- wxRadioButton *rb = wxGetSelectedButtonInGroup((wxRadioButton*)child);
- if (rb)
- child = rb;
- }
-#endif // __WXMSW__
-
// disable propagation for this call as otherwise the event might
// bounce back to us.
wxPropagationDisabler disableProp(event);
bool wxControlContainer::DoSetFocus()
{
- wxLogTrace(_T("focus"), _T("SetFocus on wxPanel 0x%08lx."),
- (unsigned long)m_winParent->GetHandle());
+ wxLogTrace(TRACE_FOCUS, _T("SetFocus on wxPanel 0x%p."),
+ m_winParent->GetHandle());
if (m_inSetFocus)
return true;
void wxControlContainer::HandleOnFocus(wxFocusEvent& event)
{
- wxLogTrace(_T("focus"), _T("OnFocus on wxPanel 0x%08lx, name: %s"),
- (unsigned long)m_winParent->GetHandle(),
+ wxLogTrace(TRACE_FOCUS, _T("OnFocus on wxPanel 0x%p, name: %s"),
+ m_winParent->GetHandle(),
m_winParent->GetName().c_str() );
DoSetFocus();
// It might happen that the window got reparented
if ( (*childLastFocused)->GetParent() == win )
{
- wxLogTrace(_T("focus"),
- _T("SetFocusToChild() => last child (0x%08lx)."),
- (unsigned long)(*childLastFocused)->GetHandle());
+ wxLogTrace(TRACE_FOCUS,
+ _T("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
if ( child->AcceptsFocusFromKeyboard() && !child->IsTopLevel() )
{
#ifdef __WXMSW__
- // If a radiobutton is the first focusable child, search for the
+ // If a radiobutton is the first focusable child, search for the
// selected radiobutton in the same group
wxRadioButton* btn = wxDynamicCast(child, wxRadioButton);
if (btn)
}
#endif
- wxLogTrace(_T("focus"),
- _T("SetFocusToChild() => first child (0x%08lx)."),
- (unsigned long)child->GetHandle());
+ wxLogTrace(TRACE_FOCUS,
+ _T("SetFocusToChild() => first child (0x%p)."),
+ child->GetHandle());
*childLastFocused = child;
child->SetFocusFromKbd();
projects / wxWidgets.git / blobdiff