Fix pulsing of bitmaps in focused buttons under Windows 7.

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

diff --git a/src/msw/notebook.cpp b/src/msw/notebook.cpp
index ea0df3addfd2b4e1d0fda98a131c2a01c9eec3c8..1d69e439bbe43f7fb73cda7a8d1cec1c180c0324 100644 (file)
--- a/src/msw/notebook.cpp
+++ b/src/msw/notebook.cpp
@@ -138,14 +138,13 @@ END_EVENT_TABLE()
 // common part of all ctors
 void wxNotebook::Init()
 {
-    m_imageList = NULL;
-
 #if wxUSE_UXTHEME
     m_hbrBackground = NULL;
 #endif // wxUSE_UXTHEME
 
 #if USE_NOTEBOOK_ANTIFLICKER
     m_hasSubclassedUpdown = false;
+    m_doneUpdateHack = false;
 #endif // USE_NOTEBOOK_ANTIFLICKER
 }
 
@@ -376,17 +375,22 @@ void wxNotebook::UpdateSelection(int selNew)
     {
         wxNotebookPage *pPage = m_pages[selNew];
         pPage->Show(true);
-    }
-
-    // Changing the page should give the focus to it but, as per bug report
-    // http://sf.net/tracker/index.php?func=detail&aid=1150659&group_id=9863&atid=109863,
-    // we should not set the focus to it directly since it erroneously
-    // selects radio buttons and breaks keyboard handling for a notebook's
-    // scroll buttons. So give focus to the notebook and not the page.
 
-    // but don't do this is the notebook is hidden
-    if ( ::IsWindowVisible(GetHwnd()) )
-        SetFocus();
+        // In addition to showing the page, we also want to give focus to it to
+        // make it possible to work with it from keyboard easily. However there
+        // are two exceptions: first, don't touch the focus at all if the
+        // notebook itself is not currently shown.
+        if ( ::IsWindowVisible(GetHwnd()) )
+        {
+            // And second, don't give focus away if the tab control itself has
+            // it, as this is how the native property sheets behave: if you
+            // explicitly click on the tab label giving it focus, it will
+            // remain after switching to another page. But if the focus was
+            // inside the notebook page, it switches to the new page.
+            if ( !HasFocus() )
+                pPage->SetFocus();
+        }
+    }
 
     m_selection = selNew;
 }
@@ -413,7 +417,7 @@ bool wxNotebook::SetPageText(size_t nPage, const wxString& strText)
 
     TC_ITEM tcItem;
     tcItem.mask = TCIF_TEXT;
-    tcItem.pszText = (wxChar *)strText.wx_str();
+    tcItem.pszText = wxMSW_CONV_LPTSTR(strText);
 
     if ( !HasFlag(wxNB_MULTILINE) )
         return TabCtrl_SetItem(GetHwnd(), nPage, &tcItem) != 0;
@@ -687,7 +691,7 @@ bool wxNotebook::InsertPage(size_t nPage,
     if ( !strText.empty() )
     {
         tcItem.mask |= TCIF_TEXT;
-        tcItem.pszText = const_cast<wxChar *>(strText.wx_str());
+        tcItem.pszText = wxMSW_CONV_LPTSTR(strText);
     }
 
     // hide the page: unless it is selected, it shouldn't be shown (and if it
@@ -980,6 +984,21 @@ void wxNotebook::OnSize(wxSizeEvent& event)
             }
         }
     }
+
+    // Probably because of the games we play above to avoid flicker sometimes
+    // the text controls inside notebook pages are not shown correctly (they
+    // don't have their borders) when the notebook is shown for the first time.
+    // It's not really clear why does this happen and maybe the bug is in
+    // wxTextCtrl itself and not here but updating the page when it's about to
+    // be shown doesn't cost much and works around the problem so do it here
+    // for now.
+    if ( !m_doneUpdateHack && IsShownOnScreen() )
+    {
+        m_doneUpdateHack = true;
+        wxWindow* const page = GetCurrentPage();
+        if ( page )
+            page->Update();
+    }
 #endif // USE_NOTEBOOK_ANTIFLICKER
 
     event.Skip();
@@ -1146,28 +1165,6 @@ void wxNotebook::UpdateBgBrush()
     }
 }
 
-WXHBRUSH wxNotebook::MSWGetBgBrushForChild(WXHDC hDC, wxWindow *child)
-{
-    if ( m_hbrBackground )
-    {
-        // before drawing with the background brush, we need to position it
-        // correctly
-        RECT rc;
-        ::GetWindowRect(GetHwndOf(child), &rc);
-
-        ::MapWindowPoints(NULL, GetHwnd(), (POINT *)&rc, 1);
-
-        if ( !::SetBrushOrgEx((HDC)hDC, -rc.left, -rc.top, NULL) )
-        {
-            wxLogLastError(wxT("SetBrushOrgEx(notebook bg brush)"));
-        }
-
-        return m_hbrBackground;
-    }
-
-    return wxNotebookBase::MSWGetBgBrushForChild(hDC, child);
-}
-
 bool wxNotebook::MSWPrintChild(WXHDC hDC, wxWindow *child)
 {
     // solid background colour overrides themed background drawing
@@ -1336,10 +1333,12 @@ bool wxNotebook::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM* result)
   event.SetEventObject(this);
   event.SetInt(idCtrl);
 
-  bool processed = HandleWindowEvent(event);
+  // Change the selection before generating the event as its handler should
+  // already see the new page selected.
   if ( hdr->code == TCN_SELCHANGE )
       UpdateSelection(event.GetSelection());
 
+  bool processed = HandleWindowEvent(event);
   *result = !event.IsAllowed();
   return processed;
 }