Split some of the recent code out to make it more reusable.

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

diff --git a/src/msw/notebook.cpp b/src/msw/notebook.cpp
index 13c06febc05a6001d1d52f6249ae358add205b18..ccbbbfc62e80550549aaaf24f11deeb4a4759351 100644 (file)
--- a/src/msw/notebook.cpp
+++ b/src/msw/notebook.cpp
@@ -25,6 +25,7 @@
 // wxWidgets
 #ifndef WX_PRECOMP
   #include  "wx/string.h"
+  #include  "wx/dc.h"
 #endif  // WX_PRECOMP
 
 #include  "wx/log.h"
@@ -36,18 +37,13 @@
 
 #include  "wx/msw/private.h"
 
-// Windows standard headers
-#ifndef   __WIN95__
-  #error  "wxNotebook is only supported Windows 95 and above"
-#endif    //Win95
-
-#include  <windowsx.h>  // for SetWindowFont
+#include  <windowsx.h>
 
 #ifdef __GNUWIN32_OLD__
     #include "wx/msw/gnuwin32/extra.h"
 #endif
 
-#if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
+#if !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
     #include <commctrl.h>
 #endif
 
@@ -242,18 +238,18 @@ bool wxNotebook::Create(wxWindow *parent,
                         long style,
                         const wxString& name)
 {
-    // Does ComCtl32 support non-top tabs?
-    int verComCtl32 = wxApp::GetComCtl32Version();
-    if ( verComCtl32 < 470 || verComCtl32 >= 600 )
+    // comctl32.dll 6.0 doesn't support non-top tabs with visual styles (the
+    // control is simply not rendered correctly), so disable them in this case
+    const int verComCtl32 = wxApp::GetComCtl32Version();
+    if ( verComCtl32 == 600 )
     {
-        if (style & wxNB_BOTTOM)
-            style &= ~wxNB_BOTTOM;
-
-        if (style & wxNB_LEFT)
-            style &= ~wxNB_LEFT;
-
-        if (style & wxNB_RIGHT)
-            style &= ~wxNB_RIGHT;
+        // check if we use themes at all -- if we don't, we're still ok
+#if wxUSE_UXTHEME
+        if ( wxUxThemeEngine::GetIfActive() )
+#endif
+        {
+            style &= ~(wxNB_BOTTOM | wxNB_LEFT | wxNB_RIGHT);
+        }
     }
 
     if ( !CreateControl(parent, id, pos, size, style | wxTAB_TRAVERSAL,
@@ -683,6 +679,10 @@ int wxNotebook::HitTest(const wxPoint& pt, long *flags) const
 
 void wxNotebook::OnSize(wxSizeEvent& event)
 {
+#if wxUSE_UXTHEME
+  UpdateBgBrush();
+#endif // wxUSE_UXTHEME
+
   // fit the notebook page to the tab control's display area
   RECT rc;
   rc.left = rc.top = 0;
@@ -721,10 +721,6 @@ void wxNotebook::OnSize(wxSizeEvent& event)
     pPage->SetSize(rc.left, rc.top, width, height);
   }
 
-#if wxUSE_UXTHEME
-  UpdateBgBrush();
-#endif // wxUSE_UXTHEME
-
   event.Skip();
 }
 
@@ -861,26 +857,44 @@ void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
 
 #if wxUSE_UXTHEME
 
-void wxNotebook::UpdateBgBrush()
+WXHANDLE wxNotebook::QueryBgBitmap(wxWindow *win)
 {
-    if ( m_hbrBackground )
-        ::DeleteObject((HBRUSH)m_hbrBackground);
+    RECT rc;
+    GetWindowRect(GetHwnd(), &rc);
+
+    WindowHDC hDC(GetHwnd());
+    MemoryHDC hDCMem(hDC);
+    CompatibleBitmap hBmp(hDC, rc.right - rc.left, rc.bottom - rc.top);
 
-    if ( wxUxThemeEngine::GetIfActive() )
+    SelectInHDC selectBmp(hDCMem, hBmp);
+
+    ::SendMessage(GetHwnd(), WM_PRINTCLIENT,
+                  (WPARAM)(HDC)hDCMem, 
+                  PRF_ERASEBKGND | PRF_CLIENT | PRF_NONCLIENT);
+
+    if ( win )
     {
-        RECT rc;
-        GetWindowRect(GetHwnd(), &rc);
+        RECT rc2;
+        ::GetWindowRect(GetHwndOf(win), &rc2);
 
-        WindowHDC hDC(GetHwnd());
-        MemoryHDC hDCMem(hDC);
-        CompatibleBitmap hBmp(hDC, rc.right - rc.left, rc.bottom - rc.top);
+        COLORREF c = ::GetPixel(hDCMem, rc2.left - rc.left, rc2.top - rc.top);
 
-        SelectInHDC selectBmp(hDCMem, hBmp);
+        return (WXHANDLE)c;
+    }
+    else // we are asked to create the brush
+    {
+        return (WXHANDLE)::CreatePatternBrush(hBmp);
+    }
+}
 
-        SendMessage(GetHwnd(), WM_PRINTCLIENT, (WPARAM)(HDC)hDCMem, 
-                    PRF_ERASEBKGND | PRF_CLIENT | PRF_NONCLIENT);
+void wxNotebook::UpdateBgBrush()
+{
+    if ( m_hbrBackground )
+        ::DeleteObject((HBRUSH)m_hbrBackground);
 
-        m_hbrBackground = (WXHBRUSH)::CreatePatternBrush(hBmp);
+    if ( !m_hasBgCol && wxUxThemeEngine::GetIfActive() )
+    {
+        m_hbrBackground = (WXHBRUSH)QueryBgBitmap();
     }
     else // no themes
     {
@@ -888,33 +902,39 @@ void wxNotebook::UpdateBgBrush()
     }
 }
 
-void wxNotebook::DoEraseBackground(wxEraseEvent& event)
+WXHBRUSH wxNotebook::MSWGetBgBrushForChild(WXHDC hDC, wxWindow *win)
 {
-    // we can either draw the background ourselves or let DrawThemeBackground()
-    // do it, but as we already have the correct brush, let's do it ourselves
-    // (note that we use the same code in wxControl::MSWControlColor(), so if
-    // it breaks, it should at least break in consistent way)
     if ( m_hbrBackground )
     {
         // before drawing with the background brush, we need to position it
         // correctly
-        wxWindow *win = (wxWindow *)event.GetEventObject();
-
         RECT rc;
         ::GetWindowRect(GetHwndOf(win), &rc);
 
         ::MapWindowPoints(NULL, GetHwnd(), (POINT *)&rc, 1);
 
-        HDC hdc = GetHdcOf(*event.GetDC());
-        if ( !::SetBrushOrgEx(hdc, -rc.left, -rc.top, NULL) )
+        if ( !::SetBrushOrgEx((HDC)hDC, -rc.left, -rc.top, NULL) )
         {
             wxLogLastError(_T("SetBrushOrgEx(notebook bg brush)"));
         }
 
-        RECT rectClient;
-        ::GetClientRect(GetHwndOf(win), &rectClient);
-        ::FillRect(hdc, &rectClient, (HBRUSH)m_hbrBackground);
+        return m_hbrBackground;
     }
+
+    return wxNotebookBase::MSWGetBgBrushForChild(hDC, win);
+}
+
+wxColour wxNotebook::MSWGetBgColourForChild(wxWindow *win)
+{
+    if ( m_hasBgCol )
+        return GetBackgroundColour();
+
+    if ( !wxUxThemeEngine::GetIfActive() )
+        return wxNullColour;
+
+    COLORREF c = (COLORREF)QueryBgBitmap(win);
+
+    return c == CLR_INVALID ? wxNullColour : wxRGBToColour(c);
 }
 
 #endif // wxUSE_UXTHEME