another segfault fix

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

diff --git a/src/msw/bmpbuttn.cpp b/src/msw/bmpbuttn.cpp
index 744c8a48b689da30a5060e0c5637ec491efab824..cb9c724e6e90f7b4506b7352904764fc85f5ebd4 100644 (file)
--- a/src/msw/bmpbuttn.cpp
+++ b/src/msw/bmpbuttn.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        bmpbuttn.cpp
+// Name:        src/msw/bmpbuttn.cpp
 // Purpose:     wxBitmapButton
 // Author:      Julian Smart
 // Modified by:
@@ -17,9 +17,11 @@
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-#pragma hdrstop
+    #pragma hdrstop
 #endif
 
+#if wxUSE_BMPBUTTON
+
 #ifndef WX_PRECOMP
     #include "wx/bmpbuttn.h"
     #include "wx/log.h"
@@ -38,7 +40,7 @@ bool wxBitmapButton::Create(wxWindow *parent, wxWindowID id, const wxBitmap& bit
            const wxValidator& validator,
            const wxString& name)
 {
-  m_buttonBitmap = bitmap;
+  m_bmpNormal = bitmap;
   SetName(name);
 
 #if wxUSE_VALIDATORS
@@ -50,8 +52,6 @@ bool wxBitmapButton::Create(wxWindow *parent, wxWindowID id, const wxBitmap& bit
   m_backgroundColour = parent->GetBackgroundColour();
   m_foregroundColour = parent->GetForegroundColour();
   m_windowStyle = style;
-  m_marginX = 0;
-  m_marginY = 0;
 
   if ( style & wxBU_AUTODRAW )
   {
@@ -75,13 +75,29 @@ bool wxBitmapButton::Create(wxWindow *parent, wxWindowID id, const wxBitmap& bit
   if ( height == -1 && bitmap.Ok())
     height = bitmap.GetHeight() + 2*m_marginY;
 
+       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
+
   m_hWnd = (WXHWND)CreateWindowEx
                    (
                     0,
                     wxT("BUTTON"),
                     wxT(""),
-                    WS_VISIBLE | WS_TABSTOP | WS_CHILD | BS_OWNERDRAW ,
-                    0, 0, 0, 0, 
+                    msStyle,
+                    0, 0, 0, 0,
                     GetWinHwnd(parent),
                     (HMENU)m_windowId,
                     wxGetInstance(),
@@ -98,10 +114,8 @@ bool wxBitmapButton::Create(wxWindow *parent, wxWindowID id, const wxBitmap& bit
   return TRUE;
 }
 
-void wxBitmapButton::SetBitmapLabel(const wxBitmap& bitmap)
-{
-  m_buttonBitmap = bitmap;
-}
+// VZ: should be at the very least less than wxDEFAULT_BUTTON_MARGIN
+#define FOCUS_MARGIN 3
 
 bool wxBitmapButton::MSWOnDraw(WXDRAWITEMSTRUCT *item)
 {
@@ -125,14 +139,14 @@ bool wxBitmapButton::MSWOnDraw(WXDRAWITEMSTRUCT *item)
     // choose the bitmap to use depending on the button state
     wxBitmap* bitmap;
 
-    if ( isSelected && 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;
+    if ( isSelected && m_bmpSelected.Ok() )
+        bitmap = &m_bmpSelected;
+    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_buttonBitmap;
+        bitmap = &m_bmpNormal;
 
     if ( !bitmap->Ok() )
         return FALSE;
@@ -144,8 +158,22 @@ bool wxBitmapButton::MSWOnDraw(WXDRAWITEMSTRUCT *item)
     int height = lpDIS->rcItem.bottom - y;
     int wBmp   = bitmap->GetWidth();
     int hBmp   = bitmap->GetHeight();
-    int x1     = x + (width - wBmp) / 2;
-    int y1     = y + (height - hBmp) / 2;
+
+       int x1,y1;
+       
+    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(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;
 
     if ( isSelected && autoDraw )
     {
@@ -166,7 +194,7 @@ bool wxBitmapButton::MSWOnDraw(WXDRAWITEMSTRUCT *item)
     wxDC dst;
     dst.SetHDC((WXHDC) hDC, FALSE);
     dst.DrawBitmap(*bitmap, x1, y1, TRUE);
-    
+
     // draw focus / disabled state, if auto-drawing
     if ( (state & ODS_DISABLED) && autoDraw )
     {
@@ -308,9 +336,6 @@ void wxBitmapButton::DrawFace( WXHDC dc, int left, int top, int right, int botto
 #endif // defined(__WIN95__)
 
 
-// VZ: should be at the very least less than wxDEFAULT_BUTTON_MARGIN
-#define FOCUS_MARGIN 3
-
 void wxBitmapButton::DrawButtonFocus( WXHDC dc, int left, int top, int right, int bottom, bool sel )
 {
     RECT rect;
@@ -325,6 +350,7 @@ void wxBitmapButton::DrawButtonFocus( WXHDC dc, int left, int top, int right, in
     if ( sel )
         OffsetRect( &rect, 1, 1 );
 */
+       (void)sel;
     DrawFocusRect( (HDC) dc, &rect );
 }
 
@@ -357,3 +383,5 @@ void wxBitmapButton::SetDefault()
 {
     wxButton::SetDefault();
 }
+
+#endif // wxUSE_BMPBUTTON