Added logic, API and docs for wxDataViewModel::HasDefaultCompare indicating a compare...

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

diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp
index 7b0bb3c81b94cc746ee0a2ee97998683ce9034ae..a48533d9689d1448a0e2811879f689ea18e4902a 100644 (file)
--- a/src/common/wincmn.cpp
+++ b/src/common/wincmn.cpp
@@ -318,23 +318,9 @@ wxWindowBase::~wxWindowBase()
 
     wxASSERT_MSG( GetChildren().GetCount() == 0, wxT("children not destroyed") );
 
 
     wxASSERT_MSG( GetChildren().GetCount() == 0, wxT("children not destroyed") );
 

-    // reset the top-level parent's default item if it is this widget
+    // notify the parent about this window destruction

     if ( m_parent )
     if ( m_parent )

-    {
-        wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent((wxWindow*)this),
-                                              wxTopLevelWindow);
-
-        if ( tlw && tlw->GetDefaultItem() == this )
-            tlw->SetDefaultItem(NULL);
-        if ( tlw && tlw->GetTmpDefaultItem() == this )
-            tlw->SetTmpDefaultItem(NULL);
-    }
-
-    // reset the dangling pointer our parent window may keep to us
-    if ( m_parent )
-    {

         m_parent->RemoveChild(this);
         m_parent->RemoveChild(this);

-    }

 
 #if wxUSE_CARET
     delete m_caret;
 
 #if wxUSE_CARET
     delete m_caret;


@@ -497,7 +483,7 @@ wxSize wxWindowBase::DoGetBestSize() const
 
     if ( m_windowSizer )
     {
 
     if ( m_windowSizer )
     {

-        best = GetWindowSizeForVirtualSize(m_windowSizer->GetMinSize());
+        best = m_windowSizer->GetMinSize();

     }
 #if wxUSE_CONSTRAINTS
     else if ( m_constraints )
     }
 #if wxUSE_CONSTRAINTS
     else if ( m_constraints )


@@ -847,18 +833,55 @@ bool wxWindowBase::Show(bool show)
     }
 }
 
     }
 }
 

-bool wxWindowBase::Enable(bool enable)
+bool wxWindowBase::IsEnabled() const

 {
 {

-    if ( enable != m_isEnabled )
-    {
-        m_isEnabled = enable;
+    return IsThisEnabled() && (IsTopLevel() || !GetParent() || GetParent()->IsEnabled());
+}

 
 

-        return true;
-    }
-    else
+void wxWindowBase::NotifyWindowOnEnableChange(bool enabled)
+{
+#ifndef wxHAS_NATIVE_ENABLED_MANAGEMENT
+    DoEnable(enabled);
+#endif // !defined(wxHAS_NATIVE_ENABLED_MANAGEMENT)
+
+    OnEnabled(enabled);
+
+    // If we are top-level then the logic doesn't apply - otherwise
+    // showing a modal dialog would result in total greying out (and ungreying
+    // out later) of everything which would be really ugly
+    if ( IsTopLevel() )
+        return;
+
+    for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
+          node;
+          node = node->GetNext() )

     {
     {

+        wxWindowBase * const child = node->GetData();
+        if ( !child->IsTopLevel() && child->IsThisEnabled() )
+            child->NotifyWindowOnEnableChange(enabled);
+    }
+}
+
+bool wxWindowBase::Enable(bool enable)
+{
+    if ( enable == IsThisEnabled() )

         return false;
         return false;

+
+    m_isEnabled = enable;
+
+#ifdef wxHAS_NATIVE_ENABLED_MANAGEMENT
+    DoEnable(enable);
+#else // !defined(wxHAS_NATIVE_ENABLED_MANAGEMENT)
+    wxWindowBase * const parent = GetParent();
+    if( !IsTopLevel() && parent && !parent->IsEnabled() )
+    {
+        return true;

     }
     }

+#endif // !defined(wxHAS_NATIVE_ENABLED_MANAGEMENT)
+
+    NotifyWindowOnEnableChange(enable);
+
+    return true;

 }
 
 bool wxWindowBase::IsShownOnScreen() const
 }
 
 bool wxWindowBase::IsShownOnScreen() const


@@ -910,6 +933,8 @@ bool wxWindowBase::Reparent(wxWindowBase *newParent)
         return false;
     }
 
         return false;
     }
 

+    const bool oldEnabledState = IsEnabled();
+

     // unlink this window from the existing parent.
     if ( oldParent )
     {
     // unlink this window from the existing parent.
     if ( oldParent )
     {


@@ -930,6 +955,14 @@ bool wxWindowBase::Reparent(wxWindowBase *newParent)
         wxTopLevelWindows.Append((wxWindow *)this);
     }
 
         wxTopLevelWindows.Append((wxWindow *)this);
     }
 

+    // We need to notify window (and its subwindows) if by changing the parent
+    // we also change our enabled/disabled status.
+    const bool newEnabledState = IsEnabled();
+    if ( newEnabledState != oldEnabledState )
+    {
+        NotifyWindowOnEnableChange(newEnabledState);
+    }
+

     return true;
 }
 
     return true;
 }
 


@@ -2315,9 +2348,9 @@ void wxWindowBase::OnMiddleClick( wxMouseEvent& event )
         wxMessageBox(msg, _T("wxWidgets information"),
                      wxICON_INFORMATION | wxOK,
                      (wxWindow *)this);
         wxMessageBox(msg, _T("wxWidgets information"),
                      wxICON_INFORMATION | wxOK,
                      (wxWindow *)this);

+#endif // wxUSE_MSGDLG

     }
     else
     }
     else

-#endif // wxUSE_MSGDLG

     {
         event.Skip();
     }
     {
         event.Skip();
     }


@@ -2593,17 +2626,18 @@ bool wxWindowBase::TryParent(wxEvent& event)
 // keyboard navigation
 // ----------------------------------------------------------------------------
 
 // keyboard navigation
 // ----------------------------------------------------------------------------
 

-// Navigates in the specified direction.
-bool wxWindowBase::Navigate(int flags)
+// Navigates in the specified direction inside this window
+bool wxWindowBase::DoNavigateIn(int flags)

 {
 {

+#ifdef wxHAS_NATIVE_TAB_TRAVERSAL
+    // native code doesn't process our wxNavigationKeyEvents anyhow
+    return false;
+#else // !wxHAS_NATIVE_TAB_TRAVERSAL

     wxNavigationKeyEvent eventNav;
     eventNav.SetFlags(flags);
     wxNavigationKeyEvent eventNav;
     eventNav.SetFlags(flags);

-    eventNav.SetEventObject(this);
-    if ( GetParent()->GetEventHandler()->ProcessEvent(eventNav) )
-    {
-        return true;
-    }
-    return false;
+    eventNav.SetEventObject(FindFocus());
+    return GetEventHandler()->ProcessEvent(eventNav);
+#endif // wxHAS_NATIVE_TAB_TRAVERSAL/!wxHAS_NATIVE_TAB_TRAVERSAL

 }
 
 void wxWindowBase::DoMoveInTabOrder(wxWindow *win, MoveKind move)
 }
 
 void wxWindowBase::DoMoveInTabOrder(wxWindow *win, MoveKind move)