fix crashes due to missing npos handling in several wxString methods in STL build...

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

diff --git a/src/msw/bmpbuttn.cpp b/src/msw/bmpbuttn.cpp
index 6af2e7c60d888734f573b26d109ce0183b0d6459..b05541c6353ff74c29cc62cd93c02be8b753c7f1 100644 (file)
--- a/src/msw/bmpbuttn.cpp
+++ b/src/msw/bmpbuttn.cpp
@@ -1,269 +1,665 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        bmpbuttn.cpp
+// Name:        src/msw/bmpbuttn.cpp

 // Purpose:     wxBitmapButton
 // Author:      Julian Smart
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Purpose:     wxBitmapButton
 // Author:      Julian Smart
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$

-// Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:     wxWindows license
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation "bmpbuttn.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__

-#pragma hdrstop
+    #pragma hdrstop

 #endif
 
 #endif
 

-#ifndef WX_PRECOMP
+#if wxUSE_BMPBUTTON
+

 #include "wx/bmpbuttn.h"
 #include "wx/bmpbuttn.h"

+
+#ifndef WX_PRECOMP
+    #include "wx/log.h"
+    #include "wx/dcmemory.h"
+    #include "wx/image.h"

 #endif
 
 #include "wx/msw/private.h"
 #endif
 
 #include "wx/msw/private.h"

+#include "wx/msw/dc.h"          // for wxDCTemp

 
 

-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxBitmapButton, wxButton)
+#include "wx/msw/uxtheme.h"
+
+#if wxUSE_UXTHEME
+    // no need to include tmschema.h
+    #ifndef BP_PUSHBUTTON
+        #define BP_PUSHBUTTON 1
+
+        #define PBS_NORMAL    1
+        #define PBS_HOT       2
+        #define PBS_PRESSED   3
+        #define PBS_DISABLED  4
+        #define PBS_DEFAULTED 5
+
+        #define TMT_CONTENTMARGINS 3602
+    #endif
+#endif // wxUSE_UXTHEME
+
+#ifndef ODS_NOFOCUSRECT
+    #define ODS_NOFOCUSRECT     0x0200

 #endif
 
 #endif
 

-#define BUTTON_HEIGHT_FACTOR (EDIT_CONTROL_FACTOR * 1.1)
+// ----------------------------------------------------------------------------
+// macros
+// ----------------------------------------------------------------------------
+
+#if wxUSE_EXTENDED_RTTI
+
+WX_DEFINE_FLAGS( wxBitmapButtonStyle )
+
+wxBEGIN_FLAGS( wxBitmapButtonStyle )
+    // new style border flags, we put them first to
+    // use them for streaming out
+    wxFLAGS_MEMBER(wxBORDER_SIMPLE)
+    wxFLAGS_MEMBER(wxBORDER_SUNKEN)
+    wxFLAGS_MEMBER(wxBORDER_DOUBLE)
+    wxFLAGS_MEMBER(wxBORDER_RAISED)
+    wxFLAGS_MEMBER(wxBORDER_STATIC)
+    wxFLAGS_MEMBER(wxBORDER_NONE)
+
+    // old style border flags
+    wxFLAGS_MEMBER(wxSIMPLE_BORDER)
+    wxFLAGS_MEMBER(wxSUNKEN_BORDER)
+    wxFLAGS_MEMBER(wxDOUBLE_BORDER)
+    wxFLAGS_MEMBER(wxRAISED_BORDER)
+    wxFLAGS_MEMBER(wxSTATIC_BORDER)
+    wxFLAGS_MEMBER(wxBORDER)
+
+    // standard window styles
+    wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
+    wxFLAGS_MEMBER(wxCLIP_CHILDREN)
+    wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
+    wxFLAGS_MEMBER(wxWANTS_CHARS)
+    wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
+    wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
+    wxFLAGS_MEMBER(wxVSCROLL)
+    wxFLAGS_MEMBER(wxHSCROLL)
+
+    wxFLAGS_MEMBER(wxBU_AUTODRAW)
+    wxFLAGS_MEMBER(wxBU_LEFT)
+    wxFLAGS_MEMBER(wxBU_RIGHT)
+    wxFLAGS_MEMBER(wxBU_TOP)
+    wxFLAGS_MEMBER(wxBU_BOTTOM)
+wxEND_FLAGS( wxBitmapButtonStyle )
+
+IMPLEMENT_DYNAMIC_CLASS_XTI(wxBitmapButton, wxButton,"wx/bmpbuttn.h")
+
+wxBEGIN_PROPERTIES_TABLE(wxBitmapButton)
+    wxPROPERTY_FLAGS( WindowStyle , wxBitmapButtonStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
+wxEND_PROPERTIES_TABLE()
+
+wxBEGIN_HANDLERS_TABLE(wxBitmapButton)
+wxEND_HANDLERS_TABLE()
+
+wxCONSTRUCTOR_5( wxBitmapButton , wxWindow* , Parent , wxWindowID , Id , wxBitmap , Bitmap , wxPoint , Position , wxSize , Size )
+
+#else
+IMPLEMENT_DYNAMIC_CLASS(wxBitmapButton, wxButton)
+#endif

 
 

-bool wxBitmapButton::Create(wxWindow *parent, wxWindowID id, const wxBitmap& bitmap,
-           const wxPoint& pos,
-           const wxSize& size, long style,
-           const wxValidator& validator,
-           const wxString& name)
+BEGIN_EVENT_TABLE(wxBitmapButton, wxBitmapButtonBase)
+    EVT_SYS_COLOUR_CHANGED(wxBitmapButton::OnSysColourChanged)
+    EVT_ENTER_WINDOW(wxBitmapButton::OnMouseEnterOrLeave)
+    EVT_LEAVE_WINDOW(wxBitmapButton::OnMouseEnterOrLeave)
+END_EVENT_TABLE()
+
+/*
+TODO PROPERTIES :
+
+long "style" , wxBU_AUTODRAW
+bool "default" , 0
+bitmap "selected" ,
+bitmap "focus" ,
+bitmap "disabled" ,
+*/
+
+bool wxBitmapButton::Create(wxWindow *parent, wxWindowID id,
+    const wxBitmap& bitmap,
+    const wxPoint& pos,
+    const wxSize& size, long style,
+    const wxValidator& wxVALIDATOR_PARAM(validator),
+    const wxString& name)

 {
 {

-  m_buttonBitmap = bitmap;
-  SetName(name);
-  SetValidator(validator);
+    SetBitmapLabel(bitmap);
+    SetName(name);

 
 

-  parent->AddChild(this);
+#if wxUSE_VALIDATORS
+    SetValidator(validator);
+#endif // wxUSE_VALIDATORS

 
 

-  m_backgroundColour = parent->GetBackgroundColour() ;
-  m_foregroundColour = parent->GetForegroundColour() ;
-  m_windowStyle = style;
-  m_marginX = 0;
-  m_marginY = 0;
+    parent->AddChild(this);

 
 

-  if ( style & wxBU_AUTODRAW )
-  {
-    m_marginX = wxDEFAULT_BUTTON_MARGIN;
-    m_marginY = wxDEFAULT_BUTTON_MARGIN;
-  }
+    m_windowStyle = style;

 
 

-  int x = pos.x;
-  int y = pos.y;
-  int width = size.x;
-  int height = size.y;
+    if ( style & wxBU_AUTODRAW )
+    {
+        m_marginX =
+        m_marginY = 4;
+    }

 
 

-  if (id == -1)
-    m_windowId = NewControlId();
-  else
-    m_windowId = id;
+    if (id == wxID_ANY)
+        m_windowId = NewControlId();
+    else
+        m_windowId = id;
+
+    long msStyle = WS_VISIBLE | WS_TABSTOP | WS_CHILD | BS_OWNERDRAW ;
+
+    if ( m_windowStyle & wxCLIP_SIBLINGS )
+        msStyle |= WS_CLIPSIBLINGS;
+
+#ifdef __WIN32__
+    if(m_windowStyle & wxBU_LEFT)
+        msStyle |= BS_LEFT;
+    if(m_windowStyle & wxBU_RIGHT)
+        msStyle |= BS_RIGHT;
+    if(m_windowStyle & wxBU_TOP)
+        msStyle |= BS_TOP;
+    if(m_windowStyle & wxBU_BOTTOM)
+        msStyle |= BS_BOTTOM;
+#endif

 
 

-  if ( width == -1 && bitmap.Ok())
-    width = bitmap.GetWidth() + 2*m_marginX;
+    m_hWnd = (WXHWND) CreateWindowEx(
+                    0,
+                    wxT("BUTTON"),
+                    wxEmptyString,
+                    msStyle,
+                    0, 0, 0, 0,
+                    GetWinHwnd(parent),
+                    (HMENU)wxUIntToPtr(m_windowId.GetValue()),
+                    wxGetInstance(),
+                    NULL
+                   );
+
+    // Subclass again for purposes of dialog editing mode
+    SubclassWin(m_hWnd);
+
+    SetPosition(pos);
+    SetInitialSize(size);
+
+    return true;
+}

 
 

-  if ( height == -1 && bitmap.Ok())
-    height = bitmap.GetHeight() + 2*m_marginY;
+bool wxBitmapButton::SetBackgroundColour(const wxColour& colour)
+{
+    if ( !wxBitmapButtonBase::SetBackgroundColour(colour) )
+    {
+        // didn't change
+        return false;
+    }

 
 

-  HWND wx_button =
-    CreateWindowEx(0, "BUTTON", "", BS_OWNERDRAW | WS_TABSTOP | WS_CHILD,
-                    0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
-                    wxGetInstance(), NULL);
+    // invalidate the brush, it will be recreated the next time it's needed
+    m_brushDisabled = wxNullBrush;

 
 

-  m_hWnd = (WXHWND)wx_button;
+    return true;
+}

 
 

-  // Subclass again for purposes of dialog editing mode
-  SubclassWin((WXHWND)wx_button);
+void wxBitmapButton::OnSysColourChanged(wxSysColourChangedEvent& event)
+{
+    m_brushDisabled = wxNullBrush;

 
 

-  SetFont(parent->GetFont()) ;
+    if ( !IsEnabled() )
+    {
+        // this change affects our current state
+        Refresh();
+    }

 
 

-  SetSize(x, y, width, height);
-  ShowWindow(wx_button, SW_SHOW);
+    event.Skip();
+}
+
+void wxBitmapButton::OnMouseEnterOrLeave(wxMouseEvent& event)
+{
+    if ( IsEnabled() && m_bmpHover.Ok() )
+        Refresh();

 
 

-  return TRUE;
+    event.Skip();

 }
 
 void wxBitmapButton::SetBitmapLabel(const wxBitmap& bitmap)
 {
 }
 
 void wxBitmapButton::SetBitmapLabel(const wxBitmap& bitmap)
 {

-  m_buttonBitmap = bitmap;
+#if wxUSE_IMAGE
+    if ( !HasFlag(wxBU_AUTODRAW) && !m_disabledSetByUser && bitmap.IsOk() )
+    {
+        m_bmpDisabled = wxBitmap(bitmap.ConvertToImage().ConvertToGreyscale());
+    }
+#endif // wxUSE_IMAGE
+
+    wxBitmapButtonBase::SetBitmapLabel(bitmap);
+}
+
+void wxBitmapButton::SetBitmapFocus(const wxBitmap& focus)
+{
+    // if the focus bitmap is specified but hover one isn't, use the focus
+    // bitmap for hovering as well if this is consistent with the current
+    // Windows version look and feel
+    //
+    // rationale: this is compatible with the old wxGTK behaviour and also
+    // makes it much easier to do "the right thing" for all platforms (some of
+    // them, such as Windows XP, have "hot" buttons while others don't)
+    if ( focus.Ok() && !m_hoverSetByUser )
+        m_bmpHover = m_bmpFocus;
+
+    wxBitmapButtonBase::SetBitmapFocus(focus);
+}
+
+void wxBitmapButton::SetBitmapDisabled(const wxBitmap& disabled)
+{
+    if ( disabled.IsOk() )
+        m_disabledSetByUser = true;
+
+    wxBitmapButtonBase::SetBitmapDisabled(disabled);
+}
+
+void wxBitmapButton::SetBitmapHover(const wxBitmap& hover)
+{
+    if ( hover.IsOk() )
+        m_hoverSetByUser = true;
+
+    wxBitmapButtonBase::SetBitmapHover(hover);
+}
+
+#if wxUSE_UXTHEME
+static
+void MSWDrawXPBackground(wxButton *button, WXDRAWITEMSTRUCT *wxdis)
+{
+    LPDRAWITEMSTRUCT lpDIS = (LPDRAWITEMSTRUCT)wxdis;
+    HDC hdc = lpDIS->hDC;
+    UINT state = lpDIS->itemState;
+    RECT rectBtn;
+    CopyRect(&rectBtn, &lpDIS->rcItem);
+
+    wxUxThemeHandle theme(button, L"BUTTON");
+    int iState;
+
+    if ( state & ODS_SELECTED )
+    {
+        iState = PBS_PRESSED;
+    }
+    else if ( button->HasCapture() || button->IsMouseInWindow() )
+    {
+        iState = PBS_HOT;
+    }
+    else if ( state & ODS_FOCUS )
+    {
+        iState = PBS_DEFAULTED;
+    }
+    else if ( state & ODS_DISABLED )
+    {
+        iState = PBS_DISABLED;
+    }
+    else
+    {
+        iState = PBS_NORMAL;
+    }
+
+    // draw parent background if needed
+    if ( wxUxThemeEngine::Get()->IsThemeBackgroundPartiallyTransparent(theme,
+                                                                       BP_PUSHBUTTON,
+                                                                       iState) )
+    {
+        wxUxThemeEngine::Get()->DrawThemeParentBackground(GetHwndOf(button), hdc, &rectBtn);
+    }
+
+    // draw background
+    wxUxThemeEngine::Get()->DrawThemeBackground(theme, hdc, BP_PUSHBUTTON, iState,
+                                                &rectBtn, NULL);
+
+    // calculate content area margins
+    MARGINS margins;
+    wxUxThemeEngine::Get()->GetThemeMargins(theme, hdc, BP_PUSHBUTTON, iState,
+                                            TMT_CONTENTMARGINS, &rectBtn, &margins);
+    RECT rectClient;
+    ::CopyRect(&rectClient, &rectBtn);
+    ::InflateRect(&rectClient, -margins.cxLeftWidth, -margins.cyTopHeight);
+
+    // if focused and !nofocus rect
+    if ( (state & ODS_FOCUS) && !(state & ODS_NOFOCUSRECT) )
+    {
+        DrawFocusRect(hdc, &rectClient);
+    }
+
+    if ( button->UseBgCol() )
+    {
+        COLORREF colBg = wxColourToRGB(button->GetBackgroundColour());
+        HBRUSH hbrushBackground = ::CreateSolidBrush(colBg);
+
+        // don't overwrite the focus rect
+        ::InflateRect(&rectClient, -1, -1);
+        FillRect(hdc, &rectClient, hbrushBackground);
+        ::DeleteObject(hbrushBackground);
+    }

 }
 }

+#endif // wxUSE_UXTHEME
+
+// VZ: should be at the very least less than wxDEFAULT_BUTTON_MARGIN
+#define FOCUS_MARGIN 3

 
 bool wxBitmapButton::MSWOnDraw(WXDRAWITEMSTRUCT *item)
 {
 
 bool wxBitmapButton::MSWOnDraw(WXDRAWITEMSTRUCT *item)
 {

-#if defined(__WIN95__)
+#ifndef __WXWINCE__

     long style = GetWindowLong((HWND) GetHWND(), GWL_STYLE);
     if (style & BS_BITMAP)
     {
     long style = GetWindowLong((HWND) GetHWND(), GWL_STYLE);
     if (style & BS_BITMAP)
     {

-        // Should we call Default() here?
-//      Default();
-

         // Let default procedure draw the bitmap, which is defined
         // in the Windows resource.
         // Let default procedure draw the bitmap, which is defined
         // in the Windows resource.

-        return FALSE;
+        return false;

     }
 #endif
 
     LPDRAWITEMSTRUCT lpDIS = (LPDRAWITEMSTRUCT) item;
     }
 #endif
 
     LPDRAWITEMSTRUCT lpDIS = (LPDRAWITEMSTRUCT) item;

+    HDC hDC                = lpDIS->hDC;
+    UINT state             = lpDIS->itemState;
+    bool isSelected        = (state & ODS_SELECTED) != 0;
+    bool autoDraw          = (GetWindowStyleFlag() & wxBU_AUTODRAW) != 0;
+
+
+    // choose the bitmap to use depending on the button state
+    wxBitmap *bitmap;
+
+    if ( isSelected && m_bmpSelected.Ok() )
+        bitmap = &m_bmpSelected;
+    else if ( m_bmpHover.Ok() && IsMouseInWindow() )
+        bitmap = &m_bmpHover;
+    else if ((state & ODS_FOCUS) && m_bmpFocus.Ok())
+        bitmap = &m_bmpFocus;
+    else if ((state & ODS_DISABLED) && m_bmpDisabled.Ok())
+        bitmap = &m_bmpDisabled;
+    else
+        bitmap = &m_bmpNormal;

 
 

-    wxBitmap* bitmap = &m_buttonBitmap;
+    if ( !bitmap->Ok() )
+        return false;

 
 

-       UINT state = lpDIS->itemState;
-       if ((state & ODS_SELECTED) && m_buttonBitmapSelected.Ok())
-               bitmap = &m_buttonBitmapSelected;
-       else if ((state & ODS_FOCUS) && m_buttonBitmapFocus.Ok())
-               bitmap = &m_buttonBitmapFocus;
-       else if ((state & ODS_DISABLED) && m_buttonBitmapDisabled.Ok())
-               bitmap = &m_buttonBitmapDisabled;
+    // centre the bitmap in the control area
+    int x      = lpDIS->rcItem.left;
+    int y      = lpDIS->rcItem.top;
+    int width  = lpDIS->rcItem.right - x;
+    int height = lpDIS->rcItem.bottom - y;
+    int wBmp   = bitmap->GetWidth();
+    int hBmp   = bitmap->GetHeight();

 
 

-       if ( !bitmap->Ok() )
-               return FALSE;
+#if wxUSE_UXTHEME
+    if ( autoDraw && wxUxThemeEngine::GetIfActive() )
+    {
+        MSWDrawXPBackground(this, item);
+        wxUxThemeHandle theme(this, L"BUTTON");
+
+        // calculate content area margins
+        // assuming here that each state is the same size
+        MARGINS margins;
+        wxUxThemeEngine::Get()->GetThemeMargins(theme, NULL,
+                                                BP_PUSHBUTTON, PBS_NORMAL,
+                                                TMT_CONTENTMARGINS, NULL,
+                                                &margins);
+        int marginX = margins.cxLeftWidth + 1;
+        int marginY = margins.cyTopHeight + 1;
+        int x1,y1;
+
+        if ( m_windowStyle & wxBU_LEFT )
+        {
+            x1 = x + marginX;
+        }
+        else if ( m_windowStyle & wxBU_RIGHT )
+        {
+            x1 = x + (width - wBmp) - marginX;
+        }
+        else
+        {
+            x1 = x + (width - wBmp) / 2;
+        }
+
+        if ( m_windowStyle & wxBU_TOP )
+        {
+            y1 = y + marginY;
+        }
+        else if ( m_windowStyle & wxBU_BOTTOM )
+        {
+            y1 = y + (height - hBmp) - marginY;
+        }
+        else
+        {
+            y1 = y + (height - hBmp) / 2;
+        }
+
+        // draw the bitmap
+        wxDCTemp dst((WXHDC)hDC);
+        dst.DrawBitmap(*bitmap, x1, y1, true);
+
+        return true;
+    }
+#endif // wxUSE_UXTHEME

 
 

-       HDC hDC = lpDIS->hDC;
-       HDC memDC = ::CreateCompatibleDC(hDC);
+    int x1,y1;

 
 

-       HBITMAP old = (HBITMAP) ::SelectObject(memDC, (HBITMAP) bitmap->GetHBITMAP());
+    if(m_windowStyle & wxBU_LEFT)
+        x1 = x + (FOCUS_MARGIN+1);
+    else if(m_windowStyle & wxBU_RIGHT)
+        x1 = x + (width - wBmp) - (FOCUS_MARGIN+1);
+    else
+        x1 = x + (width - wBmp) / 2;

 
 

-       if (!old)
-               return FALSE;
+    if(m_windowStyle & wxBU_TOP)
+        y1 = y + (FOCUS_MARGIN+1);
+    else if(m_windowStyle & wxBU_BOTTOM)
+        y1 = y + (height - hBmp) - (FOCUS_MARGIN+1);
+    else
+        y1 = y + (height - hBmp) / 2;

 
 

-       int x = lpDIS->rcItem.left;
-       int y = lpDIS->rcItem.top;
-       int width = lpDIS->rcItem.right - x;
-       int height = lpDIS->rcItem.bottom - y;
+    if ( isSelected && autoDraw )
+    {
+        x1++;
+        y1++;
+    }

 
 

-       // Draw the face, if auto-drawing
-       if ( GetWindowStyleFlag() & wxBU_AUTODRAW )
-               DrawFace((WXHDC) hDC, lpDIS->rcItem.left, lpDIS->rcItem.top, lpDIS->rcItem.right, lpDIS->rcItem.bottom,
-            ((state & ODS_SELECTED) == ODS_SELECTED));
+    // draw the face, if auto-drawing
+    if ( autoDraw )
+    {
+        DrawFace((WXHDC) hDC,
+                 lpDIS->rcItem.left, lpDIS->rcItem.top,
+                 lpDIS->rcItem.right, lpDIS->rcItem.bottom,
+                 isSelected);
+    }

 
 

-    // Centre the bitmap in the control area
-    int x1 = (int) (x + ((width - bitmap->GetWidth()) / 2));
-    int y1 = (int) (y + ((height - bitmap->GetHeight()) / 2));
+    // draw the bitmap
+    wxDCTemp dst((WXHDC)hDC);
+    dst.DrawBitmap(*bitmap, x1, y1, true);

 
 

-    if ( (state & ODS_SELECTED) && (GetWindowStyleFlag() & wxBU_AUTODRAW) )
+    // draw focus / disabled state, if auto-drawing
+    if ( (state & ODS_DISABLED) && autoDraw )
+    {
+        DrawButtonDisable((WXHDC) hDC,
+                          lpDIS->rcItem.left, lpDIS->rcItem.top,
+                          lpDIS->rcItem.right, lpDIS->rcItem.bottom,
+                          true);
+    }
+    else if ( (state & ODS_FOCUS) && autoDraw )

     {
     {

-        x1 ++;
-        y1 ++;
+        DrawButtonFocus((WXHDC) hDC,
+                        lpDIS->rcItem.left,
+                        lpDIS->rcItem.top,
+                        lpDIS->rcItem.right,
+                        lpDIS->rcItem.bottom,
+                        isSelected);

     }
 
     }
 

-    ::BitBlt(hDC, x1, y1, bitmap->GetWidth(), bitmap->GetHeight(), memDC, 0, 0, SRCCOPY);
+    return true;
+}

 
 

-    if ( (state & ODS_DISABLED) && (GetWindowStyleFlag() & wxBU_AUTODRAW) )
-        DrawButtonDisable( (WXHDC) hDC, lpDIS->rcItem.left, lpDIS->rcItem.top, lpDIS->rcItem.right, lpDIS->rcItem.bottom, TRUE ) ;
-    else if ( (state & ODS_FOCUS) && (GetWindowStyleFlag() & wxBU_AUTODRAW) )
-        DrawButtonFocus( (WXHDC) hDC, lpDIS->rcItem.left, lpDIS->rcItem.top, lpDIS->rcItem.right, lpDIS->rcItem.bottom, ((state & ODS_SELECTED) == ODS_SELECTED));
+// GRG Feb/2000, support for bmp buttons with Win95/98 standard LNF

 
 

-    ::SelectObject(memDC, old);
+void wxBitmapButton::DrawFace( WXHDC dc, int left, int top,
+    int right, int bottom, bool sel )
+{
+    HPEN oldp;
+    HPEN penHiLight;
+    HPEN penLight;
+    HPEN penShadow;
+    HPEN penDkShadow;
+    HBRUSH brushFace;
+
+    // create needed pens and brush
+    penHiLight  = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DHILIGHT));
+    penLight    = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DLIGHT));
+    penShadow   = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DSHADOW));
+    penDkShadow = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DDKSHADOW));
+    brushFace   = CreateSolidBrush(GetSysColor(COLOR_BTNFACE));
+
+    // draw the rectangle
+    RECT rect;
+    rect.left   = left;
+    rect.right  = right;
+    rect.top    = top;
+    rect.bottom = bottom;
+    FillRect((HDC) dc, &rect, brushFace);

 
 

-    ::DeleteDC(memDC);
+    // draw the border
+    oldp = (HPEN) SelectObject( (HDC) dc, sel? penDkShadow : penHiLight);

 
 

-    return TRUE;
-}
+    wxDrawLine((HDC) dc, left, top, right-1, top);
+    wxDrawLine((HDC) dc, left, top+1, left, bottom-1);

 
 

-void wxBitmapButton::DrawFace( WXHDC dc, int left, int top, int right, int bottom, bool sel )
-{
-  HPEN  oldp;
-  HBRUSH    oldb ;
-
-  HPEN penBorder;
-  HPEN penLight;
-  HPEN penShadow;
-  HBRUSH brushFace;
-  COLORREF ms_color;
-
-    ms_color = GetSysColor(COLOR_WINDOWFRAME) ;
-    penBorder = CreatePen(PS_SOLID,0,ms_color) ;
-
-    ms_color = GetSysColor(COLOR_BTNSHADOW) ;
-    penShadow = CreatePen(PS_SOLID,0,ms_color) ;
-
-    ms_color = GetSysColor(COLOR_BTNHIGHLIGHT) ;
-    penLight = CreatePen(PS_SOLID,0,ms_color) ;
-
-    ms_color = GetSysColor(COLOR_BTNFACE) ;
-    brushFace = CreateSolidBrush(ms_color) ;
-
-    oldp = (HPEN) SelectObject( (HDC) dc, GetStockObject( NULL_PEN ) ) ;
-    oldb = (HBRUSH) SelectObject( (HDC) dc, brushFace ) ;
-    Rectangle( (HDC) dc, left, top, right, bottom ) ;
-    SelectObject( (HDC) dc, penBorder) ;
-        MoveToEx((HDC) dc,left+1,top,NULL);LineTo((HDC) dc,right-1,top);
-        MoveToEx((HDC) dc,left,top+1,NULL);LineTo((HDC) dc,left,bottom-1);
-        MoveToEx((HDC) dc,left+1,bottom-1,NULL);LineTo((HDC) dc,right-1,bottom-1);
-        MoveToEx((HDC) dc,right-1,top+1,NULL);LineTo((HDC) dc,right-1,bottom-1);
-
-    SelectObject( (HDC) dc, penShadow) ;
-    if (sel)
-    {
-        MoveToEx((HDC) dc,left+1    ,bottom-2   ,NULL) ;
-        LineTo((HDC) dc,  left+1    ,top+1) ;
-        LineTo((HDC) dc,  right-2   ,top+1) ;
-    }
-    else
-    {
-        MoveToEx((HDC) dc,left+1    ,bottom-2   ,NULL) ;
-        LineTo((HDC) dc,  right-2   ,bottom-2) ;
-        LineTo((HDC) dc,  right-2   ,top) ;
-        MoveToEx((HDC) dc,left+2    ,bottom-3   ,NULL) ;
-        LineTo((HDC) dc,  right-3   ,bottom-3) ;
-        LineTo((HDC) dc,  right-3   ,top+1) ;
-
-        SelectObject( (HDC) dc, penLight) ;
-
-        MoveToEx((HDC) dc,left+1    ,bottom-2   ,NULL) ;
-        LineTo((HDC) dc,  left+1    ,top+1) ;
-        LineTo((HDC) dc,  right-2   ,top+1) ;
-    }
-    SelectObject((HDC) dc,oldp) ;
-    SelectObject((HDC) dc,oldb) ;
+    SelectObject( (HDC) dc, sel? penShadow : penLight);
+    wxDrawLine((HDC) dc, left+1, top+1, right-2, top+1);
+    wxDrawLine((HDC) dc, left+1, top+2, left+1, bottom-2);

 
 

-  DeleteObject(penBorder);
-  DeleteObject(penLight);
-  DeleteObject(penShadow);
-  DeleteObject(brushFace);
-}
+    SelectObject( (HDC) dc, sel? penLight : penShadow);
+    wxDrawLine((HDC) dc, left+1, bottom-2, right-1, bottom-2);
+    wxDrawLine((HDC) dc, right-2, bottom-3, right-2, top);

 
 

-#define FOCUS_MARGIN 6
+    SelectObject( (HDC) dc, sel? penHiLight : penDkShadow);
+    wxDrawLine((HDC) dc, left, bottom-1, right+2, bottom-1);
+    wxDrawLine((HDC) dc, right-1, bottom-2, right-1, top-1);

 
 

-void wxBitmapButton::DrawButtonFocus( WXHDC dc, int left, int top, int right, int bottom, bool sel )
+    // delete allocated resources
+    SelectObject((HDC) dc,oldp);
+    DeleteObject(penHiLight);
+    DeleteObject(penLight);
+    DeleteObject(penShadow);
+    DeleteObject(penDkShadow);
+    DeleteObject(brushFace);
+}
+
+void wxBitmapButton::DrawButtonFocus( WXHDC dc, int left, int top, int right,
+    int bottom, bool WXUNUSED(sel) )

 {
     RECT rect;
     rect.left = left;
     rect.top = top;
     rect.right = right;
     rect.bottom = bottom;
 {
     RECT rect;
     rect.left = left;
     rect.top = top;
     rect.right = right;
     rect.bottom = bottom;

-    InflateRect( &rect, - FOCUS_MARGIN, - FOCUS_MARGIN ) ;
+    InflateRect( &rect, - FOCUS_MARGIN, - FOCUS_MARGIN );
+
+    // GRG: the focus rectangle should not move when the button is pushed!
+/*

     if ( sel )
     if ( sel )

-        OffsetRect( &rect, 1, 1 ) ;
-    DrawFocusRect( (HDC) dc, &rect ) ;
+        OffsetRect( &rect, 1, 1 );
+*/
+
+    DrawFocusRect( (HDC) dc, &rect );

 }
 
 }
 

-extern HBRUSH wxDisableButtonBrush;
-void wxBitmapButton::DrawButtonDisable( WXHDC dc, int left, int top, int right, int bottom, bool with_marg )
+void
+wxBitmapButton::DrawButtonDisable( WXHDC dc,
+                                   int left, int top, int right, int bottom,
+                                   bool with_marg )

 {
 {

-    HBRUSH  old = (HBRUSH) SelectObject( (HDC) dc, wxDisableButtonBrush ) ;
+    if ( !m_brushDisabled.Ok() )
+    {
+        // draw a bitmap with two black and two background colour pixels
+        wxBitmap bmp(2, 2);
+        wxMemoryDC dc;
+        dc.SelectObject(bmp);
+        dc.SetPen(*wxBLACK_PEN);
+        dc.DrawPoint(0, 0);
+        dc.DrawPoint(1, 1);
+        dc.SetPen(GetBackgroundColour());
+        dc.DrawPoint(0, 1);
+        dc.DrawPoint(1, 0);
+
+        m_brushDisabled = wxBrush(bmp);
+    }
+
+    SelectInHDC selectBrush((HDC)dc, GetHbrushOf(m_brushDisabled));
+
+    // ROP for "dest |= pattern" operation -- as it doesn't have a standard
+    // name, give it our own
+    static const DWORD PATTERNPAINT = 0xFA0089UL;

 
     if ( with_marg )
 
     if ( with_marg )

-        ::PatBlt( (HDC) dc, left + m_marginX, top + m_marginY,
-            right - 2 * m_marginX, bottom - 2 * m_marginY,
-#ifdef __SALFORDC__
-                0xfa0089L ) ;
-#else
-                0xfa0089UL ) ;
-#endif
-    else    ::PatBlt( (HDC) dc, left, top, right, bottom,
-#ifdef __SALFORDC__
-       0xfa0089L ) ;
-#else
-       0xfa0089UL ) ;
-#endif
-    ::SelectObject( (HDC) dc, old ) ;
+    {
+        left += m_marginX;
+        top += m_marginY;
+        right -= 2 * m_marginX;
+        bottom -= 2 * m_marginY;
+    }
+
+    ::PatBlt( (HDC) dc, left, top, right, bottom, PATTERNPAINT);
+}
+
+wxSize wxBitmapButton::DoGetBestSize() const
+{
+    if ( m_bmpNormal.Ok() )
+    {
+        int width = m_bmpNormal.GetWidth(),
+            height = m_bmpNormal.GetHeight();
+        int marginH = 0,
+            marginV = 0;
+
+#if wxUSE_UXTHEME
+        if ( wxUxThemeEngine::GetIfActive() )
+        {
+            wxUxThemeHandle theme((wxBitmapButton *)this, L"BUTTON");
+
+            MARGINS margins;
+            wxUxThemeEngine::Get()->GetThemeMargins(theme, NULL,
+                                                    BP_PUSHBUTTON, PBS_NORMAL,
+                                                    TMT_CONTENTMARGINS, NULL,
+                                                    &margins);
+
+            // XP doesn't draw themed buttons correctly when the client area is
+            // smaller than 8x8 - enforce this minimum size for small bitmaps
+            if ( width < 8 )
+                width = 8;
+            if ( height < 8 )
+                height = 8;
+
+            // don't add margins for the borderless buttons, they don't need
+            // them and it just makes them appear larger than needed
+            if ( !HasFlag(wxBORDER_NONE) )
+            {
+                // we need 2 extra pixels for the focus rectangle, without them
+                // it's overwritten by the bitmap itself
+                marginH = margins.cxLeftWidth + margins.cxRightWidth + 2;
+                marginV = margins.cyTopHeight + margins.cyBottomHeight + 2;
+            }
+        }
+        else
+#endif // wxUSE_UXTHEME
+        {
+            if ( !HasFlag(wxBORDER_NONE) )
+            {
+                marginH = 2*m_marginX;
+                marginV = 2*m_marginY;
+            }
+        }
+
+        wxSize best(width + marginH, height + marginV);
+        CacheBestSize(best);
+        return best;
+    }
+
+    // no idea what our best size should be, defer to the base class
+    return wxBitmapButtonBase::DoGetBestSize();

 }
 
 }
 

+#endif // wxUSE_BMPBUTTON