handle NULL BSTRs as empty ones per Microsoft convention

[wxWidgets.git] / src / msw / tabctrl.cpp

diff --git a/src/msw/tabctrl.cpp b/src/msw/tabctrl.cpp
index acbfd871c497441f253c5f064ca0697cbed87351..d55fd09bca27d2088ecf6e377c932de4bb0e0d8a 100644 (file)
--- a/src/msw/tabctrl.cpp
+++ b/src/msw/tabctrl.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        tabctrl.cpp
+// Name:        src/msw/tabctrl.cpp
 // Purpose:     wxTabCtrl
 // Author:      Julian Smart
 // Modified by:
@@ -9,33 +9,24 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "tabctrl.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-#pragma hdrstop
+    #pragma hdrstop
 #endif
 
+#if wxUSE_TAB_DIALOG
+
 #ifndef WX_PRECOMP
-#include "wx/wx.h"
+    #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
+    #include "wx/wx.h"
+    #include "wx/app.h"
 #endif
 
-#if defined(__WIN95__)
-
 #include "wx/msw/private.h"
 
-#if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
-    #include <commctrl.h>
-#else
-    #include "wx/msw/gnuwin32/extra.h"
-#endif
-
 #include "wx/tabctrl.h"
-#include "wx/app.h"
 #include "wx/msw/imaglist.h"
 
 IMPLEMENT_DYNAMIC_CLASS(wxTabCtrl, wxControl)
@@ -113,12 +104,12 @@ bool wxTabCtrl::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, cons
 
   m_hWnd = (WXHWND) hWndTabCtrl;
   if (parent) parent->AddChild(this);
-  
+
   SubclassWin((WXHWND) hWndTabCtrl);
 
   SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
 
-  return TRUE;
+  return true;
 }
 
 wxTabCtrl::~wxTabCtrl()
@@ -129,7 +120,7 @@ wxTabCtrl::~wxTabCtrl()
 bool wxTabCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
 {
     wxTabEvent event(wxEVT_NULL, m_windowId);
-    wxEventType eventType = wxEVT_NULL;
+    wxEventType eventType wxDUMMY_INITIALIZE(wxEVT_NULL);
     NMHDR* hdr1 = (NMHDR*) lParam;
     switch ( hdr1->code )
     {
@@ -145,7 +136,7 @@ bool wxTabCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
         case TTN_NEEDTEXT:
         {
             // TODO
-//            if (tool->m_shortHelpString != "")
+//            if (!tool->m_shortHelpString.empty())
 //                ttText->lpszText = (char *) (const char *)tool->m_shortHelpString;
         }
 #endif
@@ -158,7 +149,7 @@ bool wxTabCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
     event.SetInt(idCtrl) ;
     event.SetSelection(idCtrl);
 
-    return ProcessEvent(event);
+    return GetEventHandler()->ProcessEvent(event);
 }
 
 // Responds to colour changes, and passes event on to children.
@@ -215,13 +206,13 @@ bool wxTabCtrl::GetItemRect(int item, wxRect& wxrect) const
 {
     RECT rect;
     if ( !TabCtrl_GetItemRect( (HWND) GetHWND(), item, & rect) )
-        return FALSE;
+        return false;
     else
     {
         wxrect.x = rect.left; wxrect.y = rect.top;
         wxrect.width = rect.right - rect.left;
         wxrect.height = rect.bottom - rect.top;
-        return TRUE;
+        return true;
     }
 }
 
@@ -297,7 +288,7 @@ bool wxTabCtrl::InsertItem(int item, const wxString& text, int imageId, void* da
     TC_ITEM tcItem;
     tcItem.mask = TCIF_PARAM;
     tcItem.lParam = (long) data;
-    if (text != wxEmptyString)
+    if (!text.empty())
     {
         tcItem.mask |= TCIF_TEXT;
         wxStrcpy(buf, (const wxChar*) text);
@@ -323,7 +314,7 @@ int wxTabCtrl::SetSelection(int item)
 void wxTabCtrl::SetImageList(wxImageList* imageList)
 {
     m_imageList = imageList;
-    TabCtrl_SetImageList( (HWND) GetHWND(), (HIMAGELIST) imageList->GetHIMAGELIST() );
+    (void) TabCtrl_SetImageList( (HWND) GetHWND(), (HIMAGELIST) imageList->GetHIMAGELIST() );
 }
 
 // Set the text for an item
@@ -438,5 +429,4 @@ void wxMapBitmap(HBITMAP hBitmap, int width, int height)
 }
 #endif
 
-#endif
-    // __WIN95__
+#endif // wxUSE_TAB_DIALOG