add a note about changing selection background colour

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

diff --git a/src/common/framecmn.cpp b/src/common/framecmn.cpp
index 3137700a8875b5f0f66d598fe3cb7296f1760f49..b0ad197a09ff9d97a30124246f5690467f2f8b31 100644 (file)
--- a/src/common/framecmn.cpp
+++ b/src/common/framecmn.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        common/framecmn.cpp
+// Name:        src/common/framecmn.cpp
 // Purpose:     common (for all platforms) wxFrame functions
 // Author:      Julian Smart, Vadim Zeitlin
 // Created:     01/02/97
@@ -23,19 +23,15 @@
     #pragma hdrstop
 #endif
 
+#include "wx/frame.h"
+
 #ifndef WX_PRECOMP
-    #include "wx/frame.h"
     #include "wx/menu.h"
     #include "wx/menuitem.h"
     #include "wx/dcclient.h"
-#endif // WX_PRECOMP
-
-#if wxUSE_TOOLBAR
     #include "wx/toolbar.h"
-#endif
-#if wxUSE_STATUSBAR
     #include "wx/statusbr.h"
-#endif
+#endif // WX_PRECOMP
 
 // ----------------------------------------------------------------------------
 // event table
@@ -407,6 +403,7 @@ void wxFrameBase::SetStatusBar(wxStatusBar *statBar)
 
 #endif // wxUSE_STATUSBAR
 
+#if wxUSE_MENUS || wxUSE_TOOLBAR
 void wxFrameBase::DoGiveHelp(const wxString& text, bool show)
 {
 #if wxUSE_STATUSBAR
@@ -422,27 +419,35 @@ void wxFrameBase::DoGiveHelp(const wxString& text, bool show)
 
     wxString help;
     if ( show )
+    {
         help = text;
 
-    // remember the old status bar text if this is the first time we're called
-    // since the menu has been opened as we're going to overwrite it in our
-    // DoGiveHelp() and we want to restore it when the menu is closed
-    //
-    // note that it would be logical to do this in OnMenuOpen() but under MSW
-    // we get an EVT_MENU_HIGHLIGHT before EVT_MENU_OPEN, strangely enough, and
-    // so this doesn't work and instead we use the ugly trick with using
-    // special m_oldStatusText value as "menu opened" (but it is arguably
-    // better than adding yet another member variable to wxFrame on all
-    // platforms)
-    if ( m_oldStatusText.empty() )
-    {
-        m_oldStatusText = statbar->GetStatusText(m_statusBarPane);
+        // remember the old status bar text if this is the first time we're
+        // called since the menu has been opened as we're going to overwrite it
+        // in our DoGiveHelp() and we want to restore it when the menu is
+        // closed
+        //
+        // note that it would be logical to do this in OnMenuOpen() but under
+        // MSW we get an EVT_MENU_HIGHLIGHT before EVT_MENU_OPEN, strangely
+        // enough, and so this doesn't work and instead we use the ugly trick
+        // with using special m_oldStatusText value as "menu opened" (but it is
+        // arguably better than adding yet another member variable to wxFrame
+        // on all platforms)
         if ( m_oldStatusText.empty() )
         {
-            // use special value to prevent us from doing this the next time
-            m_oldStatusText += _T('\0');
+            m_oldStatusText = statbar->GetStatusText(m_statusBarPane);
+            if ( m_oldStatusText.empty() )
+            {
+                // use special value to prevent us from doing this the next time
+                m_oldStatusText += _T('\0');
+            }
         }
     }
+    else // hide the status bar text
+    {
+        // i.e. restore the old one
+        help = m_oldStatusText;
+    }
 
     statbar->SetStatusText(help, m_statusBarPane);
 #else
@@ -450,6 +455,7 @@ void wxFrameBase::DoGiveHelp(const wxString& text, bool show)
     wxUnusedVar(show);
 #endif // wxUSE_STATUSBAR
 }
+#endif // wxUSE_MENUS || wxUSE_TOOLBAR
 
 
 // ----------------------------------------------------------------------------
@@ -462,7 +468,7 @@ wxToolBar* wxFrameBase::CreateToolBar(long style,
                                       wxWindowID id,
                                       const wxString& name)
 {
-    // the main toolbar can't be recreated (unless it was explicitly deeleted
+    // the main toolbar can't be recreated (unless it was explicitly deleted
     // before)
     wxCHECK_MSG( !m_frameToolBar, (wxToolBar *)NULL,
                  wxT("recreating toolbar in wxFrame") );
@@ -523,16 +529,16 @@ void wxFrameBase::SetToolBar(wxToolBar *toolbar)
 // update all menus
 void wxFrameBase::DoMenuUpdates(wxMenu* menu)
 {
-    wxEvtHandler* source = GetEventHandler();
-    wxMenuBar* bar = GetMenuBar();
-
     if (menu)
+    {
+        wxEvtHandler* source = GetEventHandler();
         menu->UpdateUI(source);
-    else if ( bar != NULL )
+    }
+    else
     {
-        int nCount = bar->GetMenuCount();
-        for (int n = 0; n < nCount; n++)
-            bar->GetMenu(n)->UpdateUI(source);
+        wxMenuBar* bar = GetMenuBar();
+        if (bar != NULL)
+            bar->UpdateMenus();
     }
 }