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

diff --git a/src/common/framecmn.cpp b/src/common/framecmn.cpp
index 9a61e7d5899e6826429c3a58d3dd703a765b6885..2070a9cde307f4550b38acfdaca9b67ba6213dbf 100644 (file)
--- a/src/common/framecmn.cpp
+++ b/src/common/framecmn.cpp
@@ -16,7 +16,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

     #pragma implementation "framebase.h"
 #endif
 
     #pragma implementation "framebase.h"
 #endif
 


@@ -45,11 +45,17 @@
 // event table
 // ----------------------------------------------------------------------------
 
 // event table
 // ----------------------------------------------------------------------------
 

+#if wxUSE_MENUS && wxUSE_STATUSBAR
+

 BEGIN_EVENT_TABLE(wxFrameBase, wxTopLevelWindow)
 BEGIN_EVENT_TABLE(wxFrameBase, wxTopLevelWindow)

-    EVT_IDLE(wxFrameBase::OnIdle)
+    EVT_MENU_OPEN(wxFrameBase::OnMenuOpen)
+    EVT_MENU_CLOSE(wxFrameBase::OnMenuClose)
+

     EVT_MENU_HIGHLIGHT_ALL(wxFrameBase::OnMenuHighlight)
 END_EVENT_TABLE()
 
     EVT_MENU_HIGHLIGHT_ALL(wxFrameBase::OnMenuHighlight)
 END_EVENT_TABLE()
 

+#endif // wxUSE_MENUS && wxUSE_STATUSBAR
+

 // ============================================================================
 // implementation
 // ============================================================================
 // ============================================================================
 // implementation
 // ============================================================================


@@ -122,20 +128,20 @@ bool wxFrameBase::IsOneOfBars(const wxWindow *win) const
 {
 #if wxUSE_MENUS
     if ( win == GetMenuBar() )
 {
 #if wxUSE_MENUS
     if ( win == GetMenuBar() )

-        return TRUE;
+        return true;

 #endif // wxUSE_MENUS
 
 #if wxUSE_STATUSBAR
     if ( win == GetStatusBar() )
 #endif // wxUSE_MENUS
 
 #if wxUSE_STATUSBAR
     if ( win == GetStatusBar() )

-        return TRUE;
+        return true;

 #endif // wxUSE_STATUSBAR
 
 #if wxUSE_TOOLBAR
     if ( win == GetToolBar() )
 #endif // wxUSE_STATUSBAR
 
 #if wxUSE_TOOLBAR
     if ( win == GetToolBar() )

-        return TRUE;
+        return true;

 #endif // wxUSE_TOOLBAR
 
 #endif // wxUSE_TOOLBAR
 

-    return FALSE;
+    return false;

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


@@ -149,7 +155,7 @@ wxPoint wxFrameBase::GetClientAreaOrigin() const
 {
     wxPoint pt = wxTopLevelWindow::GetClientAreaOrigin();
 
 {
     wxPoint pt = wxTopLevelWindow::GetClientAreaOrigin();
 

-#if wxUSE_TOOLBAR && !defined(__WXUNIVERSAL__)
+#if wxUSE_TOOLBAR && !defined(__WXUNIVERSAL__) && !defined(__WXWINCE__)

     wxToolBar *toolbar = GetToolBar();
     if ( toolbar && toolbar->IsShown() )
     {
     wxToolBar *toolbar = GetToolBar();
     if ( toolbar && toolbar->IsShown() )
     {


@@ -179,7 +185,7 @@ bool wxFrameBase::ProcessCommand(int id)
 #if wxUSE_MENUS
     wxMenuBar *bar = GetMenuBar();
     if ( !bar )
 #if wxUSE_MENUS
     wxMenuBar *bar = GetMenuBar();
     if ( !bar )

-        return FALSE;
+        return false;

 
     wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
     commandEvent.SetEventObject(this);
 
     wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
     commandEvent.SetEventObject(this);


@@ -188,7 +194,7 @@ bool wxFrameBase::ProcessCommand(int id)
     if (item)
     {
         if (!item->IsEnabled())
     if (item)
     {
         if (!item->IsEnabled())

-            return TRUE;
+            return true;

 
         if (item->IsCheckable())
         {
 
         if (item->IsCheckable())
         {


@@ -199,16 +205,47 @@ bool wxFrameBase::ProcessCommand(int id)
         }
     }
 
         }
     }
 

-    return GetEventHandler()->ProcessEvent(commandEvent);
+    GetEventHandler()->ProcessEvent(commandEvent);
+    return true;

 #else // !wxUSE_MENUS
 #else // !wxUSE_MENUS

-    return FALSE;
+    return false;

 #endif // wxUSE_MENUS/!wxUSE_MENUS
 }
 
 #endif // wxUSE_MENUS/!wxUSE_MENUS
 }
 

+// Do the UI update processing for this window. This is
+// provided for the application to call if it wants to
+// force a UI update, particularly for the menus and toolbar.
+void wxFrameBase::UpdateWindowUI(long flags)
+{
+    wxWindowBase::UpdateWindowUI(flags);
+    
+#if wxUSE_TOOLBAR
+    if (GetToolBar())
+        GetToolBar()->UpdateWindowUI(flags);
+#endif
+
+#if wxUSE_MENUS
+    if (GetMenuBar())
+    {
+        if ((flags & wxUPDATE_UI_FROMIDLE) && !wxUSE_IDLEMENUUPDATES)
+        {
+            // If coming from an idle event, we only
+            // want to update the menus if we're
+            // in the wxUSE_IDLEMENUUPDATES configuration:
+            // so if we're not, do nothing
+        }
+        else
+            DoMenuUpdates();
+    }
+#endif // wxUSE_MENUS
+}
+

 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------

-// event handlers
+// event handlers for status bar updates from menus

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

+#if wxUSE_MENUS && wxUSE_STATUSBAR
+

 void wxFrameBase::OnMenuHighlight(wxMenuEvent& event)
 {
 #if wxUSE_STATUSBAR
 void wxFrameBase::OnMenuHighlight(wxMenuEvent& event)
 {
 #if wxUSE_STATUSBAR


@@ -216,11 +253,44 @@ void wxFrameBase::OnMenuHighlight(wxMenuEvent& event)
 #endif // wxUSE_STATUSBAR
 }
 
 #endif // wxUSE_STATUSBAR
 }
 

-void wxFrameBase::OnIdle(wxIdleEvent& WXUNUSED(event) )
+#if !wxUSE_IDLEMENUUPDATES
+void wxFrameBase::OnMenuOpen(wxMenuEvent& event)
+#else
+void wxFrameBase::OnMenuOpen(wxMenuEvent& WXUNUSED(event))
+#endif
+{
+#if !wxUSE_IDLEMENUUPDATES
+    DoMenuUpdates(event.GetMenu());
+#endif // !wxUSE_IDLEMENUUPDATES
+}
+
+void wxFrameBase::OnMenuClose(wxMenuEvent& WXUNUSED(event))

 {
 {

-#if wxUSE_MENUS
-    DoMenuUpdates();
-#endif // wxUSE_MENUS
+    // do we have real status text to restore?
+    if ( m_oldStatusText.length() > 1 || m_oldStatusText[0u] )
+    {
+        if ( m_statusBarPane >= 0 )
+        {
+            wxStatusBar *statbar = GetStatusBar();
+            if ( statbar )
+                statbar->SetStatusText(m_oldStatusText, m_statusBarPane);
+        }
+
+        m_oldStatusText.clear();
+    }
+}
+
+#endif // wxUSE_MENUS && wxUSE_STATUSBAR
+
+// Implement internal behaviour (menu updating on some platforms)
+void wxFrameBase::OnInternalIdle()
+{
+    wxTopLevelWindow::OnInternalIdle();
+    
+#if wxUSE_MENUS && wxUSE_IDLEMENUUPDATES
+    if (wxUpdateUIEvent::CanUpdate(this))
+        DoMenuUpdates();
+#endif

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


@@ -288,18 +358,6 @@ void wxFrameBase::PopStatusText(int number)
     m_frameStatusBar->PopStatusText(number);
 }
 
     m_frameStatusBar->PopStatusText(number);
 }
 

-void wxFrameBase::DoGiveHelp(const wxString& text, bool show)
-{
-#if wxUSE_STATUSBAR
-    if ( m_statusBarPane < 0 ) return;
-    wxStatusBar* statbar = GetStatusBar();
-    if ( !statbar ) return;
-
-    wxString help = show ? text : wxString();
-    statbar->SetStatusText( help, m_statusBarPane );
-#endif // wxUSE_STATUSBAR
-}
-

 bool wxFrameBase::ShowMenuHelp(wxStatusBar *WXUNUSED(statbar), int menuId)
 {
 #if wxUSE_MENUS
 bool wxFrameBase::ShowMenuHelp(wxStatusBar *WXUNUSED(statbar), int menuId)
 {
 #if wxUSE_MENUS


@@ -324,12 +382,54 @@ bool wxFrameBase::ShowMenuHelp(wxStatusBar *WXUNUSED(statbar), int menuId)
 
     return !helpString.IsEmpty();
 #else // !wxUSE_MENUS
 
     return !helpString.IsEmpty();
 #else // !wxUSE_MENUS

-    return FALSE;
+    return false;

 #endif // wxUSE_MENUS/!wxUSE_MENUS
 }
 
 #endif // wxUSE_STATUSBAR
 
 #endif // wxUSE_MENUS/!wxUSE_MENUS
 }
 
 #endif // wxUSE_STATUSBAR
 

+void wxFrameBase::DoGiveHelp(const wxString& text, bool show)
+{
+#if wxUSE_STATUSBAR
+    if ( m_statusBarPane < 0 )
+    {
+        // status bar messages disabled
+        return;
+    }
+
+    wxStatusBar *statbar = GetStatusBar();
+    if ( !statbar )
+        return;
+
+    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);
+        if ( m_oldStatusText.empty() )
+        {
+            // use special value to prevent us from doing this the next time
+            m_oldStatusText += _T('\0');
+        }
+    }
+
+    statbar->SetStatusText(help, m_statusBarPane);
+#endif // wxUSE_STATUSBAR
+}
+
+

 // ----------------------------------------------------------------------------
 // toolbar stuff
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // toolbar stuff
 // ----------------------------------------------------------------------------


@@ -345,6 +445,18 @@ wxToolBar* wxFrameBase::CreateToolBar(long style,
     wxCHECK_MSG( !m_frameToolBar, (wxToolBar *)NULL,
                  wxT("recreating toolbar in wxFrame") );
 
     wxCHECK_MSG( !m_frameToolBar, (wxToolBar *)NULL,
                  wxT("recreating toolbar in wxFrame") );
 

+    if ( style == -1 )
+    {
+        // use default style
+        //
+        // NB: we don't specify the default value in the method declaration
+        //     because
+        //      a) this allows us to have different defaults for different
+        //         platforms (even if we don't have them right now)
+        //      b) we don't need to include wx/toolbar.h in the header then
+        style = wxBORDER_NONE | wxTB_HORIZONTAL | wxTB_FLAT;
+    }
+

     m_frameToolBar = OnCreateToolBar(style, id, name);
 
     return m_frameToolBar;
     m_frameToolBar = OnCreateToolBar(style, id, name);
 
     return m_frameToolBar;


@@ -368,51 +480,18 @@ wxToolBar* wxFrameBase::OnCreateToolBar(long style,
 #if wxUSE_MENUS
 
 // update all menus
 #if wxUSE_MENUS
 
 // update all menus

-void wxFrameBase::DoMenuUpdates()
+void wxFrameBase::DoMenuUpdates(wxMenu* menu)

 {
 {

+    wxEvtHandler* source = GetEventHandler();

     wxMenuBar* bar = GetMenuBar();
 
     wxMenuBar* bar = GetMenuBar();
 

-#ifdef __WXMSW__
-    wxWindow* focusWin = wxFindFocusDescendant((wxWindow*) this);
-#else
-    wxWindow* focusWin = (wxWindow*) NULL;
-#endif
-    if ( bar != NULL )
+    if (menu)
+        menu->UpdateUI(source);
+    else if ( bar != NULL )

     {
         int nCount = bar->GetMenuCount();
         for (int n = 0; n < nCount; n++)
     {
         int nCount = bar->GetMenuCount();
         for (int n = 0; n < nCount; n++)

-            DoMenuUpdates(bar->GetMenu(n), focusWin);
-    }
-}
-
-// update a menu and all submenus recursively
-void wxFrameBase::DoMenuUpdates(wxMenu* menu, wxWindow* focusWin)
-{
-    wxEvtHandler* evtHandler = focusWin ? focusWin->GetEventHandler() : GetEventHandler();
-    wxMenuItemList::Node* node = menu->GetMenuItems().GetFirst();
-    while (node)
-    {
-        wxMenuItem* item = node->GetData();
-        if ( !item->IsSeparator() )
-        {
-            wxWindowID id = item->GetId();
-            wxUpdateUIEvent event(id);
-            event.SetEventObject( this );
-
-            if (evtHandler->ProcessEvent(event))
-            {
-                if (event.GetSetText())
-                    menu->SetLabel(id, event.GetText());
-                if (event.GetSetChecked())
-                    menu->Check(id, event.GetChecked());
-                if (event.GetSetEnabled())
-                    menu->Enable(id, event.GetEnabled());
-            }
-
-            if (item->GetSubMenu())
-                DoMenuUpdates(item->GetSubMenu(), (wxWindow*) NULL);
-        }
-        node = node->GetNext();
+            bar->GetMenu(n)->UpdateUI(source);

     }
 }
 
     }
 }
 


@@ -444,7 +523,7 @@ void wxFrameBase::SetMenuBar(wxMenuBar *menubar)
 
     DetachMenuBar();
 
 
     DetachMenuBar();
 

-    AttachMenuBar(menubar);
+    this->AttachMenuBar(menubar);

 }
 
 #endif // wxUSE_MENUS
 }
 
 #endif // wxUSE_MENUS