]> git.saurik.com Git - wxWidgets.git/blobdiff - src/msw/notebook.cpp
extending calculation of visible region
[wxWidgets.git] / src / msw / notebook.cpp
index f79742abe662c1a5940d380f4c6576f6f37f9ae6..e4cfd4c2a0b5c92b70e1da33b1d831ce29cf40d1 100644 (file)
@@ -496,37 +496,35 @@ wxNotebookPage *wxNotebook::DoRemovePage(size_t nPage)
     }
     else // notebook still not empty
     {
-        // change the selected page if it was deleted or became invalid
-        int selNew;
-        if ( m_nSelection == int(GetPageCount()) )
+        int selNew = TabCtrl_GetCurSel(m_hwnd);
+        if (selNew != -1)
         {
-            // last page deleted, make the new last page the new selection
-            selNew = m_nSelection - 1;
+            // No selection change, just refresh the current selection.
+            // Because it could be that the slection index changed 
+            // we need to update it. 
+            // Note: this does not mean the selection it self changed.
+            m_nSelection = selNew;
+            m_pages[m_nSelection]->Refresh();
         }
-        else if ( int(nPage) <= m_nSelection )
-        {
-            // we must show another page, even if it has the same index
-            selNew = m_nSelection;
-        }
-        else // nothing changes for the currently selected page
-        {
-            selNew = -1;
-
-            // we still must refresh the current page: this needs to be done
-            // for some unknown reason if the tab control shows the up-down
-            // control (i.e. when there are too many pages) -- otherwise after
-            // deleting a page nothing at all is shown
-            if (m_nSelection >= 0)
-                m_pages[m_nSelection]->Refresh();
-        }
-
-        if ( selNew != -1 )
+        else if (int(nPage) == m_nSelection)
         {
+            // The selection was deleted.
+            
+            // Determine new selection.
+            if (m_nSelection == int(GetPageCount()))
+                selNew = m_nSelection - 1;
+            else
+                selNew = m_nSelection;
+            
             // m_nSelection must be always valid so reset it before calling
             // SetSelection()
             m_nSelection = -1;
             SetSelection(selNew);
         }
+        else
+        {
+            wxFAIL; // Windows did not behave ok.
+        }
     }
 
     return pageRemoved;
@@ -621,10 +619,11 @@ bool wxNotebook::InsertPage(size_t nPage,
     // succeeded: save the pointer to the page
     m_pages.Insert(pPage, nPage);
 
-    // for the first page (only) we need to adjust the size again because the
-    // notebook size changed: the tabs which hadn't been there before are now
-    // shown
-    if ( m_pages.GetCount() == 1 )
+    // we may need to adjust the size again if the notebook size changed:
+    // normally this only happens for the first page we add (the tabs which
+    // hadn't been there before are now shown) but for a multiline notebook it
+    // can happen for any page at all as a new row could have been started
+    if ( m_pages.GetCount() == 1 || HasFlag(wxNB_MULTILINE) )
     {
         AdjustPageSize(pPage);
     }
@@ -700,6 +699,29 @@ void wxNotebook::OnSize(wxSizeEvent& event)
   rc.left = rc.top = 0;
   GetSize((int *)&rc.right, (int *)&rc.bottom);
 
+  // there seems to be a bug in the implementation of TabCtrl_AdjustRect(): it
+  // returns completely false values for multiline tab controls after the tabs
+  // are added but before getting the first WM_SIZE (off by ~50 pixels, see
+  //
+  // http://sf.net/tracker/index.php?func=detail&aid=645323&group_id=9863&atid=109863
+  //
+  // and the only work around I could find was this ugly hack... without it
+  // simply toggling the "multiline" checkbox in the notebook sample resulted
+  // in a noticeable page displacement
+  if ( HasFlag(wxNB_MULTILINE) )
+  {
+      // avoid an infinite recursion: we get another notification too!
+      static bool s_isInOnSize = false;
+
+      if ( !s_isInOnSize )
+      {
+          s_isInOnSize = true;
+          SendMessage(GetHwnd(), WM_SIZE, SIZE_RESTORED,
+                      MAKELPARAM(rc.right, rc.bottom));
+          s_isInOnSize = false;
+      }
+  }
+
   TabCtrl_AdjustRect(m_hwnd, false, &rc);
 
   int width = rc.right - rc.left,
@@ -727,6 +749,23 @@ void wxNotebook::OnSelChange(wxNotebookEvent& event)
       {
         wxNotebookPage *pPage = m_pages[sel];
         pPage->Show(true);
+        pPage->SetFocus();
+
+        // If the newly focused window is not a child of the new page,
+        // SetFocus was not successful and the notebook itself should be
+        // focused
+        wxWindow *currentFocus = FindFocus();
+        wxWindow *startFocus = currentFocus;
+        while ( currentFocus && currentFocus != pPage && currentFocus != this )
+            currentFocus = currentFocus->GetParent();
+
+        if ( startFocus == pPage || currentFocus != pPage )
+            SetFocus();
+
+      }
+      else // no pages in the notebook, give the focus to itself
+      {
+          SetFocus();
       }
 
       m_nSelection = sel;
@@ -740,12 +779,14 @@ bool wxNotebook::MSWTranslateMessage(WXMSG *wxmsg)
 {
     const MSG * const msg = (MSG *)wxmsg;
 
-    // we want to process (simple, i.e. without Shift or Ctrl) TAB to pass it
-    // to our page for keyboard navigation
+    // intercept TAB, CTRL+TAB and CTRL+SHIFT+TAB for processing by wxNotebook.
+    // TAB will be passed to the currently selected page, CTRL+TAB and
+    // CTRL+SHIFT+TAB will be processed by the notebook itself. do not
+    // intercept SHIFT+TAB. This goes to the parent of the notebook which will
+    // process it.
     if ( msg->message == WM_KEYDOWN && msg->wParam == VK_TAB &&
             msg->hwnd == m_hwnd &&
-                !wxIsCtrlDown() && !wxIsShiftDown() &&
-                    m_nSelection != -1 )
+                (wxIsCtrlDown() || !wxIsShiftDown()) )
     {
         return MSWProcessMessage(wxmsg);
     }
@@ -901,15 +942,32 @@ wxColour wxNotebook::GetThemeBackgroundColour()
             // This is total guesswork.
             // See PlatformSDK\Include\Tmschema.h for values
             COLORREF themeColor;
-            wxUxThemeEngine::Get()->GetThemeColor
-                                    (
+            wxUxThemeEngine::Get()->GetThemeColor(
                                         hTheme,
                                         10 /* TABP_BODY */,
                                         1 /* NORMAL */,
-                                        3821, /* FILLCOLORHINT */
-                                        & themeColor
-                                    );
-            
+                                        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;
         }
@@ -927,28 +985,9 @@ void wxNotebook::ApplyThemeBackground(wxWindow*, const wxColour&)
 #endif
 {
 #if wxUSE_UXTHEME
-    // Don't set the background for buttons since this will
-    // switch it into ownerdraw mode
-    if (window->IsKindOf(CLASSINFO(wxButton)) && !window->IsKindOf(CLASSINFO(wxBitmapButton)))
-        // This is essential, otherwise you'll see dark grey
-        // corners in the buttons.
-        ((wxButton*)window)->wxControl::SetBackgroundColour(colour);
-    else if (window->IsKindOf(CLASSINFO(wxStaticText)) ||
-             window->IsKindOf(CLASSINFO(wxStaticBox)) ||
-             window->IsKindOf(CLASSINFO(wxStaticLine)) ||
-             window->IsKindOf(CLASSINFO(wxRadioButton)) ||
-             window->IsKindOf(CLASSINFO(wxRadioBox)) ||
-             window->IsKindOf(CLASSINFO(wxCheckBox)) ||
-             window->IsKindOf(CLASSINFO(wxBitmapButton)) ||
-             window->IsKindOf(CLASSINFO(wxSlider)) ||
-             window->IsKindOf(CLASSINFO(wxPanel)) ||
-             (window->IsKindOf(CLASSINFO(wxNotebook)) && (window != this)) ||
-             window->IsKindOf(CLASSINFO(wxScrolledWindow))
-        )
-    {
-        window->SetBackgroundColour(colour);
-    }
 
+    window->ApplyParentThemeBackground(colour);
+    
     for ( wxWindowList::compatibility_iterator node = window->GetChildren().GetFirst(); node; node = node->GetNext() )
     {
         wxWindow *child = node->GetData();
@@ -957,10 +996,11 @@ void wxNotebook::ApplyThemeBackground(wxWindow*, const wxColour&)
 #endif
 }
 
-long wxNotebook::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
+#if wxUSE_UXTHEME
+WXLRESULT wxNotebook::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
 {
     static bool g_TestedForTheme = false;
-    static bool g_UseTheme = false;
+    static bool g_supportsThemes = false;
     switch ( nMsg )
     {
         case WM_ERASEBKGND:
@@ -969,19 +1009,25 @@ long wxNotebook::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
             {
                 int commCtrlVersion = wxTheApp->GetComCtl32Version() ;
 
-                g_UseTheme = (commCtrlVersion >= 600);
+                g_supportsThemes = (commCtrlVersion >= 600);
                 g_TestedForTheme = true;
             }
 
-            // If using XP themes, it seems we can get away
+            // If currently an XP theme is active, it seems we can get away
             // with not drawing a background, which reduces flicker.
-            if (g_UseTheme)            
-                return true;
+            if (g_supportsThemes)
+            {
+                wxUxThemeEngine *p = wxUxThemeEngine::Get();
+                if (p && p->IsThemeActive() )
+                {
+                    return true;
+                }
+            }
         }
     }
 
     return wxControl::MSWWindowProc(nMsg, wParam, lParam);
 }
-
+#endif // #if wxUSE_UXTHEME
 
 #endif // wxUSE_NOTEBOOK