Fix uninitialized variable warning in wxMSW wxFileSystemWatcher code.

[wxWidgets.git] / src / common / containr.cpp

diff --git a/src/common/containr.cpp b/src/common/containr.cpp
index dd4e892faf978871e76bf37434160d01dd3e2970..53d4e01348777bfa658d3272249241c11ed84f5d 100644 (file)
--- a/src/common/containr.cpp
+++ b/src/common/containr.cpp
@@ -174,19 +174,6 @@ void wxControlContainer::SetLastFocus(wxWindow *win)
             wxLogTrace(TRACE_FOCUS, wxT("No more last focus"));
         }
     }
             wxLogTrace(TRACE_FOCUS, wxT("No more last focus"));
         }
     }

-
-    // propagate the last focus upwards so that our parent can set focus back
-    // to us if it loses it now and regains later; do *not* do this if we are
-    // a toplevel window (e.g. wxDialog) that has another frame as its parent
-    if ( !m_winParent->IsTopLevel() )
-    {
-        wxWindow *parent = m_winParent->GetParent();
-        if ( parent )
-        {
-            wxChildFocusEvent eventFocus(m_winParent);
-            parent->GetEventHandler()->ProcessEvent(eventFocus);
-        }
-    }

 }
 
 // --------------------------------------------------------------------
 }
 
 // --------------------------------------------------------------------


@@ -472,18 +459,21 @@ 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).
                 // 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 )
                 {
                 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;
 
                         break;
 

-                    event.SetCurrentFocus( focussed_child_of_parent );
+                    event.SetCurrentFocus( focusedParent );

                     if ( parent->GetEventHandler()->ProcessEvent( event ) )
                         return;
 
                     if ( parent->GetEventHandler()->ProcessEvent( event ) )
                         return;
 

-                    focussed_child_of_parent = parent;
+                    focusedParent = parent;

 
                     parent = parent->GetParent();
                 }
 
                     parent = parent->GetParent();
                 }


@@ -650,14 +640,36 @@ bool wxSetFocusToChild(wxWindow *win, wxWindow **childLastFocused)
         // It might happen that the window got reparented
         if ( (*childLastFocused)->GetParent() == win )
         {
         // It might happen that the window got reparented
         if ( (*childLastFocused)->GetParent() == win )
         {

-            wxLogTrace(TRACE_FOCUS,
-                       wxT("SetFocusToChild() => last child (0x%p)."),
-                       (*childLastFocused)->GetHandle());
+            // And it also could have become hidden in the meanwhile
+            // We want to focus on the deepest widget visible
+            wxWindow *deepestVisibleWindow = NULL;

 
 

-            // 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;
+            while ( *childLastFocused )
+            {
+                if ( (*childLastFocused)->IsShown() )
+                {
+                    if ( !deepestVisibleWindow )
+                        deepestVisibleWindow = *childLastFocused;
+                }
+                else
+                    deepestVisibleWindow = NULL;
+
+                *childLastFocused = (*childLastFocused)->GetParent();
+            }
+
+            if ( deepestVisibleWindow )
+            {
+                *childLastFocused = deepestVisibleWindow;
+
+                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
         {
         }
         else
         {