Fix to FIXME: better nothing than broken comparison.

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

diff --git a/src/msw/notebook.cpp b/src/msw/notebook.cpp
index 765866b1912e4aae6010ff2a1bf110e31498f88c..f8896e0cc16baea72df08f8b9e3da4e966fae3bc 100644 (file)
--- a/src/msw/notebook.cpp
+++ b/src/msw/notebook.cpp
@@ -22,9 +22,10 @@
 
 #if wxUSE_NOTEBOOK
 
 
 #if wxUSE_NOTEBOOK
 

-// wxWindows
+// wxWidgets

 #ifndef WX_PRECOMP
   #include  "wx/string.h"
 #ifndef WX_PRECOMP
   #include  "wx/string.h"

+  #include  "wx/dc.h"

 #endif  // WX_PRECOMP
 
 #include  "wx/log.h"
 #endif  // WX_PRECOMP
 
 #include  "wx/log.h"


@@ -54,18 +55,7 @@
 #include "wx/msw/winundef.h"
 
 #if wxUSE_UXTHEME
 #include "wx/msw/winundef.h"
 
 #if wxUSE_UXTHEME

-#include "wx/msw/uxtheme.h"
-
-#include "wx/radiobut.h"
-#include "wx/radiobox.h"
-#include "wx/checkbox.h"
-#include "wx/bmpbuttn.h"
-#include "wx/statline.h"
-#include "wx/statbox.h"
-#include "wx/stattext.h"
-#include "wx/slider.h"
-#include "wx/scrolwin.h"
-#include "wx/panel.h"
+    #include "wx/msw/uxtheme.h"

 #endif
 
 // ----------------------------------------------------------------------------
 #endif
 
 // ----------------------------------------------------------------------------


@@ -126,7 +116,7 @@ wxBEGIN_FLAGS( wxNotebookStyle )
     wxFLAGS_MEMBER(wxBORDER_RAISED)
     wxFLAGS_MEMBER(wxBORDER_STATIC)
     wxFLAGS_MEMBER(wxBORDER_NONE)
     wxFLAGS_MEMBER(wxBORDER_RAISED)
     wxFLAGS_MEMBER(wxBORDER_STATIC)
     wxFLAGS_MEMBER(wxBORDER_NONE)

-    
+

     // old style border flags
     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
     // old style border flags
     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
     wxFLAGS_MEMBER(wxSUNKEN_BORDER)


@@ -167,17 +157,17 @@ 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"))
     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)
 wxEND_HANDLERS_TABLE()
 
 wxEND_PROPERTIES_TABLE()
 
 wxBEGIN_HANDLERS_TABLE(wxNotebook)
 wxEND_HANDLERS_TABLE()
 

-wxCONSTRUCTOR_5( wxNotebook , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle) 
+wxCONSTRUCTOR_5( wxNotebook , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle)

 
 
 wxBEGIN_PROPERTIES_TABLE(wxNotebookPageInfo)
 
 
 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"))
     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"))


@@ -186,7 +176,7 @@ wxEND_PROPERTIES_TABLE()
 wxBEGIN_HANDLERS_TABLE(wxNotebookPageInfo)
 wxEND_HANDLERS_TABLE()
 
 wxBEGIN_HANDLERS_TABLE(wxNotebookPageInfo)
 wxEND_HANDLERS_TABLE()
 

-wxCONSTRUCTOR_4( wxNotebookPageInfo , wxNotebookPage* , Page , wxString , Text , bool , Selected , int , ImageId ) 
+wxCONSTRUCTOR_4( wxNotebookPageInfo , wxNotebookPage* , Page , wxString , Text , bool , Selected , int , ImageId )

 
 #else
 IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl)
 
 #else
 IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl)


@@ -220,6 +210,10 @@ void wxNotebook::Init()
 {
   m_imageList = NULL;
   m_nSelection = -1;
 {
   m_imageList = NULL;
   m_nSelection = -1;

+
+#if wxUSE_UXTHEME
+  m_hbrBackground = NULL;
+#endif // wxUSE_UXTHEME

 }
 
 // default for dynamic class
 }
 
 // default for dynamic class


@@ -249,20 +243,20 @@ bool wxNotebook::Create(wxWindow *parent,
                         long style,
                         const wxString& name)
 {
                         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,
                         wxDefaultValidator, name) )
         return false;
     if ( !CreateControl(parent, id, pos, size, style | wxTAB_TRAVERSAL,
                         wxDefaultValidator, name) )
         return false;


@@ -270,8 +264,6 @@ bool wxNotebook::Create(wxWindow *parent,
     if ( !MSWCreateControl(WC_TABCONTROL, wxEmptyString, pos, size) )
         return false;
 
     if ( !MSWCreateControl(WC_TABCONTROL, wxEmptyString, pos, size) )
         return false;
 

-    SetBackgroundColour(wxColour(::GetSysColor(COLOR_BTNFACE)));
-

     return true;
 }
 
     return true;
 }
 


@@ -304,6 +296,14 @@ WXDWORD wxNotebook::MSWGetStyle(long style, WXDWORD *exstyle) const
     return tabStyle;
 }
 
     return tabStyle;
 }
 

+wxNotebook::~wxNotebook()
+{
+#if wxUSE_UXTHEME
+    if ( m_hbrBackground )
+        ::DeleteObject((HBRUSH)m_hbrBackground);
+#endif // wxUSE_UXTHEME
+}
+

 // ----------------------------------------------------------------------------
 // wxNotebook accessors
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxNotebook accessors
 // ----------------------------------------------------------------------------


@@ -323,7 +323,7 @@ int wxNotebook::GetRowCount() const
 
 int wxNotebook::SetSelection(size_t nPage)
 {
 
 int wxNotebook::SetSelection(size_t nPage)
 {

-  wxCHECK_MSG( IS_VALID_PAGE(nPage), -1, wxT("notebook page out of range") );
+  wxCHECK_MSG( IS_VALID_PAGE(nPage), wxNOT_FOUND, wxT("notebook page out of range") );

 
   if ( int(nPage) != m_nSelection )
   {
 
   if ( int(nPage) != m_nSelection )
   {


@@ -437,8 +437,8 @@ void wxNotebook::SetTabSize(const wxSize& sz)
 wxSize wxNotebook::CalcSizeFromPage(const wxSize& sizePage) const
 {
     wxSize sizeTotal = sizePage;
 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)
     {
     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);
 
     // 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);
+    }

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -500,8 +509,8 @@ wxNotebookPage *wxNotebook::DoRemovePage(size_t nPage)
         if (selNew != -1)
         {
             // No selection change, just refresh the current selection.
         if (selNew != -1)
         {
             // No selection change, just refresh the current selection.

-            // Because it could be that the slection index changed 
-            // we need to update it. 
+            // 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();
             // Note: this does not mean the selection it self changed.
             m_nSelection = selNew;
             m_pages[m_nSelection]->Refresh();


@@ -509,13 +518,13 @@ wxNotebookPage *wxNotebook::DoRemovePage(size_t nPage)
         else if (int(nPage) == m_nSelection)
         {
             // The selection was deleted.
         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;
             // 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;
             // m_nSelection must be always valid so reset it before calling
             // SetSelection()
             m_nSelection = -1;


@@ -544,6 +553,7 @@ bool wxNotebook::DeleteAllPages()
 
   m_nSelection = -1;
 
 
   m_nSelection = -1;
 

+  InvalidateBestSize();

   return true;
 }
 
   return true;
 }
 


@@ -561,27 +571,6 @@ bool wxNotebook::InsertPage(size_t nPage,
     wxASSERT_MSG( pPage->GetParent() == this,
                     _T("notebook pages must have notebook as parent") );
 
     wxASSERT_MSG( pPage->GetParent() == this,
                     _T("notebook pages must have notebook as parent") );
 

-#if wxUSE_UXTHEME && wxUSE_UXTHEME_AUTO
-    static bool g_TestedForTheme = false;
-    static bool g_UseTheme = false;
-    if (!g_TestedForTheme)
-    {
-        int commCtrlVersion = wxTheApp->GetComCtl32Version() ;
-        
-        g_UseTheme = (commCtrlVersion >= 600);
-        g_TestedForTheme = true;
-    }
-    
-    // Automatically apply the theme background,
-    // changing the colour of the panel to match the
-    // tab page colour. This won't work well with all
-    // themes but it's a start.
-    if (g_UseTheme && wxUxThemeEngine::Get() && pPage->IsKindOf(CLASSINFO(wxPanel)))
-    {
-        ApplyThemeBackground(pPage, GetThemeBackgroundColour());
-    }
-#endif
-

     // add a new tab to the control
     // ----------------------------
 
     // add a new tab to the control
     // ----------------------------
 


@@ -603,6 +592,16 @@ bool wxNotebook::InsertPage(size_t nPage,
         tcItem.pszText = (wxChar *)strText.c_str(); // const_cast
     }
 
         tcItem.pszText = (wxChar *)strText.c_str(); // const_cast
     }
 

+    // hide the page: unless it is selected, it shouldn't be shown (and if it
+    // is selected it will be shown later)
+    HWND hwnd = GetWinHwnd(pPage);
+    SetWindowLong(hwnd, GWL_STYLE, GetWindowLong(hwnd, GWL_STYLE) & ~WS_VISIBLE);
+
+    // this updates internal flag too -- otherwise it would get out of sync
+    // with the real state
+    pPage->Show(false);
+
+

     // fit the notebook page to the tab control's display area: this should be
     // done before adding it to the notebook or TabCtrl_InsertItem() will
     // change the notebooks size itself!
     // fit the notebook page to the tab control's display area: this should be
     // done before adding it to the notebook or TabCtrl_InsertItem() will
     // change the notebooks size itself!


@@ -628,16 +627,6 @@ bool wxNotebook::InsertPage(size_t nPage,
         AdjustPageSize(pPage);
     }
 
         AdjustPageSize(pPage);
     }
 

-    // hide the page: unless it is selected, it shouldn't be shown (and if it
-    // is selected it will be shown later)
-    HWND hwnd = GetWinHwnd(pPage);
-    SetWindowLong(hwnd, GWL_STYLE, GetWindowLong(hwnd, GWL_STYLE) & ~WS_VISIBLE);
-
-    // this updates internal flag too -- otherwise it would get out of sync
-    // with the real state
-    pPage->Show(false);
-
-

     // now deal with the selection
     // ---------------------------
 
     // now deal with the selection
     // ---------------------------
 


@@ -660,6 +649,7 @@ bool wxNotebook::InsertPage(size_t nPage,
     if ( selNew != -1 )
         SetSelection(selNew);
 
     if ( selNew != -1 )
         SetSelection(selNew);
 

+    InvalidateBestSize();

     return true;
 }
 
     return true;
 }
 


@@ -732,6 +722,10 @@ void wxNotebook::OnSize(wxSizeEvent& event)
     pPage->SetSize(rc.left, rc.top, width, height);
   }
 
     pPage->SetSize(rc.left, rc.top, width, height);
   }
 

+#if wxUSE_UXTHEME
+  UpdateBgBrush();
+#endif // wxUSE_UXTHEME
+

   event.Skip();
 }
 
   event.Skip();
 }
 


@@ -866,6 +860,78 @@ void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
     }
 }
 
     }
 }
 

+#if wxUSE_UXTHEME
+
+void wxNotebook::UpdateBgBrush()
+{
+    if ( m_hbrBackground )
+        ::DeleteObject((HBRUSH)m_hbrBackground);
+
+    if ( wxUxThemeEngine::GetIfActive() )
+    {
+        RECT rc;
+        GetWindowRect(GetHwnd(), &rc);
+
+        WindowHDC hDC(GetHwnd());
+        MemoryHDC hDCMem(hDC);
+        CompatibleBitmap hBmp(hDC, rc.right - rc.left, rc.bottom - rc.top);
+
+        SelectInHDC selectBmp(hDCMem, hBmp);
+
+        SendMessage(GetHwnd(), WM_PRINTCLIENT, (WPARAM)(HDC)hDCMem, 
+                    PRF_ERASEBKGND | PRF_CLIENT | PRF_NONCLIENT);
+
+        m_hbrBackground = (WXHBRUSH)::CreatePatternBrush(hBmp);
+    }
+    else // no themes
+    {
+        m_hbrBackground = NULL;
+    }
+}
+
+WXHBRUSH wxNotebook::GetThemeBackgroundBrush(WXHDC hDC, wxWindow *win) const
+{
+    if ( m_hbrBackground )
+    {
+        // before drawing with the background brush, we need to position it
+        // correctly
+        RECT rc;
+        ::GetWindowRect(GetHwndOf(win), &rc);
+
+        ::MapWindowPoints(NULL, GetHwnd(), (POINT *)&rc, 1);
+
+        if ( !::SetBrushOrgEx((HDC)hDC, -rc.left, -rc.top, NULL) )
+        {
+            wxLogLastError(_T("SetBrushOrgEx(notebook bg brush)"));
+        }
+    }
+
+    return m_hbrBackground;
+}
+
+void wxNotebook::DoEraseBackground(wxEraseEvent& event)
+{
+    DoEraseBackground((wxWindow *)event.GetEventObject(),
+                      (WXHDC)GetHdcOf(*event.GetDC()));
+}
+
+void wxNotebook::DoEraseBackground(wxWindow *win, WXHDC hDC)
+{
+    // 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)
+    WXHBRUSH hbr = GetThemeBackgroundBrush(hDC, win);
+    if ( hbr )
+    {
+        RECT rectClient;
+        ::GetClientRect(GetHwndOf(win), &rectClient);
+        ::FillRect((HDC)hDC, &rectClient, (HBRUSH)hbr);
+    }
+}
+
+#endif // wxUSE_UXTHEME
+

 // ----------------------------------------------------------------------------
 // wxNotebook base class virtuals
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxNotebook base class virtuals
 // ----------------------------------------------------------------------------


@@ -930,85 +996,4 @@ bool wxNotebook::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM* result)
   return processed;
 }
 
   return processed;
 }
 

-// Windows only: attempts to get colour for UX theme page background
-wxColour wxNotebook::GetThemeBackgroundColour()
-{
-#if wxUSE_UXTHEME
-    if (wxUxThemeEngine::Get())
-    {
-        wxUxThemeHandle hTheme(this, L"TAB");
-        if (hTheme)
-        {
-            // This is total guesswork.
-            // See PlatformSDK\Include\Tmschema.h for values
-            COLORREF themeColor;
-            wxUxThemeEngine::Get()->GetThemeColor(
-                                        hTheme,
-                                        10 /* TABP_BODY */,
-                                        1 /* NORMAL */,
-                                        3802 /* color of bg fill */,
-                                        &themeColor);
-            
-            wxColour colour(GetRValue(themeColor), GetGValue(themeColor), GetBValue(themeColor));
-            return colour;
-        }
-    }
-#endif // wxUSE_UXTHEME
-
-    return GetBackgroundColour();
-}
-
-// Windows only: attempts to apply the UX theme page background to this page
-#if wxUSE_UXTHEME
-void wxNotebook::ApplyThemeBackground(wxWindow* window, const wxColour& colour)
-#else
-void wxNotebook::ApplyThemeBackground(wxWindow*, const wxColour&)
-#endif
-{
-#if wxUSE_UXTHEME
-
-    window->ApplyParentThemeBackground(colour);
-    
-    for ( wxWindowList::compatibility_iterator node = window->GetChildren().GetFirst(); node; node = node->GetNext() )
-    {
-        wxWindow *child = node->GetData();
-        ApplyThemeBackground(child, colour);
-    }
-#endif
-}
-
-#if wxUSE_UXTHEME
-WXLRESULT wxNotebook::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
-{
-    static bool g_TestedForTheme = false;
-    static bool g_supportsThemes = false;
-    switch ( nMsg )
-    {
-        case WM_ERASEBKGND:
-        {
-            if (!g_TestedForTheme)
-            {
-                int commCtrlVersion = wxTheApp->GetComCtl32Version() ;
-
-                g_supportsThemes = (commCtrlVersion >= 600);
-                g_TestedForTheme = true;
-            }
-
-            // If currently an XP theme is active, it seems we can get away
-            // with not drawing a background, which reduces flicker.
-            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
 #endif // wxUSE_NOTEBOOK