Warning fix for assignment of unused value.

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

diff --git a/src/msw/notebook.cpp b/src/msw/notebook.cpp
index 765866b1912e4aae6010ff2a1bf110e31498f88c..7e3bbcbd498ab9f82c0ad9c6ca198d48b1139d64 100644 (file)
--- a/src/msw/notebook.cpp
+++ b/src/msw/notebook.cpp
@@ -22,7 +22,7 @@
 
 #if wxUSE_NOTEBOOK
 
-// wxWindows
+// wxWidgets
 #ifndef WX_PRECOMP
   #include  "wx/string.h"
 #endif  // WX_PRECOMP
@@ -167,7 +167,7 @@ wxBEGIN_PROPERTIES_TABLE(wxNotebook)
     wxEVENT_PROPERTY( PageChanged , wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED , wxNotebookEvent )
 
     wxPROPERTY_COLLECTION( PageInfos , wxNotebookPageInfoList , wxNotebookPageInfo* , AddPageInfo , GetPageInfos , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
-    wxPROPERTY_FLAGS( WindowStyle , wxNotebookStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
+    wxPROPERTY_FLAGS( WindowStyle , wxNotebookStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
 wxEND_PROPERTIES_TABLE()
 
 wxBEGIN_HANDLERS_TABLE(wxNotebook)
@@ -177,7 +177,7 @@ wxCONSTRUCTOR_5( wxNotebook , wxWindow* , Parent , wxWindowID , Id , wxPoint , P
 
 
 wxBEGIN_PROPERTIES_TABLE(wxNotebookPageInfo)
-    wxREADONLY_PROPERTY( Page , wxNotebookPage* , GetPage , , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxREADONLY_PROPERTY( Page , wxNotebookPage* , GetPage , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
     wxREADONLY_PROPERTY( Text , wxString , GetText , wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
     wxREADONLY_PROPERTY( Selected , bool , GetSelected , false, 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
     wxREADONLY_PROPERTY( ImageId , int , GetImageId , -1 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
@@ -438,7 +438,7 @@ wxSize wxNotebook::CalcSizeFromPage(const wxSize& sizePage) const
 {
     wxSize sizeTotal = sizePage;
     
-    // We need to make getting tab size part of the wxWindows API.
+    // We need to make getting tab size part of the wxWidgets API.
     wxSize tabSize(0, 0);
     if (GetPageCount() > 0)
     {
@@ -471,9 +471,18 @@ void wxNotebook::AdjustPageSize(wxNotebookPage *page)
 
     // get the page size from the notebook size
     GetSize((int *)&rc.right, (int *)&rc.bottom);
-    TabCtrl_AdjustRect(m_hwnd, false, &rc);
 
-    page->SetSize(rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top);
+    // This check is to work around a bug in TabCtrl_AdjustRect which will
+    // cause a crash on win2k, or on XP with themes disabled, if the
+    // wxNB_MULTILINE style is used and the rectangle is very small, (such as
+    // when the notebook is first created.)  The value of 20 is just
+    // arbitrarily chosen, if there is a better way to determine this value
+    // then please do so.  --RD
+    if (rc.right > 20 && rc.bottom > 20)
+    {
+        TabCtrl_AdjustRect(m_hwnd, false, &rc);
+        page->SetSize(rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top);
+    }
 }
 
 // ----------------------------------------------------------------------------
@@ -544,6 +553,7 @@ bool wxNotebook::DeleteAllPages()
 
   m_nSelection = -1;
 
+  InvalidateBestSize();
   return true;
 }
 
@@ -660,6 +670,7 @@ bool wxNotebook::InsertPage(size_t nPage,
     if ( selNew != -1 )
         SetSelection(selNew);
 
+    InvalidateBestSize();
     return true;
 }
 
@@ -946,9 +957,28 @@ wxColour wxNotebook::GetThemeBackgroundColour()
                                         hTheme,
                                         10 /* TABP_BODY */,
                                         1 /* NORMAL */,
-                                        3802 /* color of bg fill */,
+                                        3821 /* FILLCOLORHINT */,
                                         &themeColor);
-            
+
+            /*
+            [DS] Workaround for WindowBlinds:
+            Some themes return a near black theme color using FILLCOLORHINT,
+            this makes notebook pages have an ugly black background and makes
+            text (usually black) unreadable. Retry again with FILLCOLOR.
+
+            This workaround potentially breaks appearance of some themes,
+            but in practice it already fixes some themes.
+            */
+            if (themeColor == 1)
+            {
+                wxUxThemeEngine::Get()->GetThemeColor(
+                                            hTheme,
+                                            10 /* TABP_BODY */,
+                                            1 /* NORMAL */,
+                                            3802 /* FILLCOLOR */,
+                                            &themeColor);
+            }
+
             wxColour colour(GetRValue(themeColor), GetGValue(themeColor), GetBValue(themeColor));
             return colour;
         }