corrected signed/unsigned comparison warning

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

diff --git a/src/common/tbarbase.cpp b/src/common/tbarbase.cpp
index 50c80846d5054022817eff76fee251e48521e767..1e427b825fdd8ccf2f63001adfc02c3522c5f235 100644 (file)
--- a/src/common/tbarbase.cpp
+++ b/src/common/tbarbase.cpp
@@ -197,12 +197,16 @@ wxToolBarBase::InsertTool(size_t pos, wxToolBarToolBase *tool)
     return tool;
 }
 
-wxToolBarToolBase *wxToolBarBase::AddControl(wxControl *control)
+wxToolBarToolBase *
+wxToolBarBase::AddControl(wxControl *control, const wxString& label)
 {
-    return InsertControl(GetToolsCount(), control);
+    return InsertControl(GetToolsCount(), control, label);
 }
 
-wxToolBarToolBase *wxToolBarBase::InsertControl(size_t pos, wxControl *control)
+wxToolBarToolBase *
+wxToolBarBase::InsertControl(size_t pos,
+                             wxControl *control,
+                             const wxString& label)
 {
     wxCHECK_MSG( control, (wxToolBarToolBase *)NULL,
                  _T("toolbar: can't insert NULL control") );
@@ -213,7 +217,7 @@ wxToolBarToolBase *wxToolBarBase::InsertControl(size_t pos, wxControl *control)
     wxCHECK_MSG( pos <= GetToolsCount(), (wxToolBarToolBase *)NULL,
                  _T("invalid position in wxToolBar::InsertControl()") );
 
-    wxToolBarToolBase *tool = CreateTool(control);
+    wxToolBarToolBase *tool = CreateTool(control, label);
 
     if ( !InsertTool(pos, tool) )
     {
@@ -624,13 +628,19 @@ void wxToolBarBase::OnMouseEnter(int id)
     event.SetInt(id);
 
     wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
-    if( frame )
+    if ( frame )
     {
         wxString help;
-        wxToolBarToolBase* tool = id == wxID_ANY ? (wxToolBarToolBase*)NULL : FindById(id);
-        if(tool)
-            help = tool->GetLongHelp();
-        frame->DoGiveHelp( help, id != wxID_ANY );
+        if ( id != wxID_ANY )
+        {
+           const wxToolBarToolBase * const tool = FindById(id);
+           if ( tool )
+               help = tool->GetLongHelp();
+        }
+
+        // call DoGiveHelp() even if help string is empty to avoid showing the
+        // help for the previously selected tool when another one is selected
+        frame->DoGiveHelp(help, id != wxID_ANY);
     }
 
     (void)GetEventHandler()->ProcessEvent(event);
@@ -645,6 +655,10 @@ void wxToolBarBase::UpdateWindowUI(long flags)
 {
     wxWindowBase::UpdateWindowUI(flags);
 
+    // don't waste time updating state of tools in a hidden toolbar
+    if ( !IsShown() )
+        return;
+
     // There is no sense in updating the toolbar UI
     // if the parent window is about to get destroyed
     wxWindow *tlw = wxGetTopLevelParent( this );