Blind fix for bug #1209944, wxFileConfig constructor corrupts the stack

[wxWidgets.git] / src / os2 / icon.cpp

diff --git a/src/os2/icon.cpp b/src/os2/icon.cpp
index 4801c71d86cbf0af0d0f30e93d0891b1347da6a0..8b31bf4b087ec9990e2f56e7960f801a06baf13e 100644 (file)
--- a/src/os2/icon.cpp
+++ b/src/os2/icon.cpp
@@ -22,6 +22,7 @@
     #include "wx/utils.h"
     #include "wx/app.h"
     #include "wx/icon.h"
+    #include "wx/log.h"
 #endif
 
 #include "wx/os2/private.h"
@@ -29,7 +30,7 @@
 
 #include "wx/icon.h"
 
-    IMPLEMENT_DYNAMIC_CLASS(wxIcon, wxIconBase)
+    IMPLEMENT_DYNAMIC_CLASS(wxIcon, wxGDIObject)
 
 // ============================================================================
 // implementation
@@ -50,6 +51,7 @@ void wxIconRefData::Free()
 // ----------------------------------------------------------------------------
 
 wxIcon::wxIcon()
+: m_bIsXpm(FALSE)
 {
 }
 
@@ -58,6 +60,7 @@ wxIcon::wxIcon(
 , int                               WXUNUSED(nWidth)
 , int                               WXUNUSED(nHeight)
 )
+: m_bIsXpm(FALSE)
 {
 }
 
@@ -67,6 +70,7 @@ wxIcon::wxIcon(
 , int                               nDesiredWidth
 , int                               nDesiredHeight
 )
+: m_bIsXpm(FALSE)
 {
     //
     // A very poor hack, but we have to have separate icon files from windows
@@ -75,7 +79,7 @@ wxIcon::wxIcon(
     //
     wxString                         sOs2Name = rIconFile.Mid(0, rIconFile.Length() - 3);
 
-    sOs2Name += "Os2.ico";
+    sOs2Name += wxT("Os2.ico");
     LoadFile( sOs2Name
              ,lFlags
              ,nDesiredWidth
@@ -94,6 +98,11 @@ void wxIcon::CreateIconFromXpm(
     wxBitmap                        vBmp(ppData);
 
     CopyFromBitmap(vBmp);
+    if (GetHICON())
+    {
+        m_bIsXpm = TRUE;
+        m_vXpmSrc = vBmp;
+    }
 } // end of wxIcon::CreateIconFromXpm
 
 void wxIcon::CopyFromBitmap(
@@ -101,6 +110,12 @@ void wxIcon::CopyFromBitmap(
 )
 {
     wxMask*                         pMask = rBmp.GetMask();
+    HBITMAP                         hBmp = NULLHANDLE;
+    HBITMAP                         hBmpMask = NULLHANDLE;
+    HBITMAP                         hOldBitmap = NULLHANDLE;
+    ERRORID                         vError;
+    wxString                        sError;
+    LONG                            lHits;
 
     if (!pMask)
     {
@@ -113,37 +128,113 @@ void wxIcon::CopyFromBitmap(
                           );
     }
 
-    POINTERINFO                        vIconInfo;
-
-    memset(&vIconInfo, '\0', sizeof(POINTERINFO));
-    vIconInfo.fPointer = FALSE;  // we want an icon, not a pointer
-    vIconInfo.hbmColor = GetHbitmapOf(rBmp);
-
+    BITMAPINFOHEADER2               vHeader;
     SIZEL                           vSize = {0, 0};
     DEVOPENSTRUC                    vDop = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L};
     HDC                             hDCSrc = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDop, NULLHANDLE);
     HDC                             hDCDst = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDop, NULLHANDLE);
     HPS                             hPSSrc = ::GpiCreatePS(vHabmain, hDCSrc, &vSize, PU_PELS | GPIA_ASSOC);
     HPS                             hPSDst = ::GpiCreatePS(vHabmain, hDCDst, &vSize, PU_PELS | GPIA_ASSOC);
-    POINTL                          vPoint[4] = { 0, 0, rBmp.GetWidth(), rBmp.GetHeight(),
-                                                  0, 0, rBmp.GetWidth(), rBmp.GetHeight()
+    POINTL                          vPoint[4] = { {0, 0}, {rBmp.GetWidth(), rBmp.GetHeight()},
+                                                  {0, 0}, {rBmp.GetWidth(), rBmp.GetHeight()}
                                                 };
-    ::GpiSetBitmap(hPSSrc, (HBITMAP) pMask->GetMaskBitmap());
-    ::GpiSetBitmap(hPSDst, (HBITMAP) vIconInfo.hbmColor);
-    ::GpiBitBlt( hPSDst
-                ,hPSSrc
-                ,4L
-                ,vPoint
-                ,ROP_SRCAND
-                ,BBO_IGNORE
-               );
+    POINTL                          vPointMask[4] = { {0, 0}, {rBmp.GetWidth(), rBmp.GetHeight() * 2},
+                                                      {0, 0}, {rBmp.GetWidth(), rBmp.GetHeight()}
+                                                    };
 
-    ::GpiSetBitmap(hPSSrc, NULL);
-    ::GpiSetBitmap(hPSDst, NULL);
-    ::GpiDestroyPS(hPSSrc);
-    ::GpiDestroyPS(hPSDst);
-    ::DevCloseDC(hDCSrc);
-    ::DevCloseDC(hDCDst);
+    POINTERINFO                     vIconInfo;
+
+    memset(&vIconInfo, '\0', sizeof(POINTERINFO));
+    vIconInfo.fPointer = FALSE;  // we want an icon, not a pointer
+
+    memset(&vHeader, '\0', 16);
+    vHeader.cbFix           = 16;
+    vHeader.cx              = (ULONG)rBmp.GetWidth();
+    vHeader.cy              = (ULONG)rBmp.GetHeight();
+    vHeader.cPlanes         = 1L;
+    vHeader.cBitCount       = 24;
+
+    hBmp = ::GpiCreateBitmap( hPSDst
+                             ,&vHeader
+                             ,0L
+                             ,NULL
+                             ,NULL
+                            );
+
+    if ((hOldBitmap = ::GpiSetBitmap(hPSDst, hBmp)) == HBM_ERROR)
+    {
+        vError = ::WinGetLastError(vHabmain);
+        sError = wxPMErrorToStr(vError);
+    }
+    if ((hOldBitmap = ::GpiSetBitmap(hPSSrc, (HBITMAP)rBmp.GetHBITMAP())) == HBM_ERROR)
+    {
+        vError = ::WinGetLastError(vHabmain);
+        sError = wxPMErrorToStr(vError);
+    }
+    if ((lHits = ::GpiBitBlt( hPSDst
+                             ,hPSSrc
+                             ,4L
+                             ,vPoint
+                             ,ROP_SRCCOPY
+                             ,BBO_IGNORE
+                            )) == GPI_ERROR)
+    {
+        vError = ::WinGetLastError(vHabmain);
+        sError = wxPMErrorToStr(vError);
+    }
+    if ((hOldBitmap = ::GpiSetBitmap(hPSDst, NULLHANDLE)) == HBM_ERROR)
+    {
+        vError = ::WinGetLastError(vHabmain);
+        sError = wxPMErrorToStr(vError);
+    }
+    if ((hOldBitmap = ::GpiSetBitmap(hPSSrc, NULLHANDLE)) == HBM_ERROR)
+    {
+        vError = ::WinGetLastError(vHabmain);
+        sError = wxPMErrorToStr(vError);
+    }
+    vIconInfo.hbmColor = hBmp;
+
+    vHeader.cy              = (ULONG)rBmp.GetHeight() * 2;
+    hBmpMask = ::GpiCreateBitmap( hPSDst
+                                 ,&vHeader
+                                 ,0L
+                                 ,NULL
+                                 ,NULL
+                                );
+
+    if ((hOldBitmap = ::GpiSetBitmap(hPSDst, hBmpMask)) == HBM_ERROR)
+    {
+        vError = ::WinGetLastError(vHabmain);
+        sError = wxPMErrorToStr(vError);
+    }
+    if ((hOldBitmap = ::GpiSetBitmap(hPSSrc, (HBITMAP)pMask->GetMaskBitmap())) == HBM_ERROR)
+    {
+        vError = ::WinGetLastError(vHabmain);
+        sError = wxPMErrorToStr(vError);
+    }
+    if ((lHits = ::GpiBitBlt( hPSDst
+                             ,hPSSrc
+                             ,4L
+                             ,vPointMask
+                             ,ROP_SRCCOPY
+                             ,BBO_IGNORE
+                            )) == GPI_ERROR)
+    {
+        vError = ::WinGetLastError(vHabmain);
+        sError = wxPMErrorToStr(vError);
+    }
+    if ((hOldBitmap = ::GpiSetBitmap(hPSSrc, NULLHANDLE)) == HBM_ERROR)
+    {
+        vError = ::WinGetLastError(vHabmain);
+        sError = wxPMErrorToStr(vError);
+    }
+    if ((hOldBitmap = ::GpiSetBitmap(hPSDst, NULLHANDLE)) == HBM_ERROR)
+    {
+        vError = ::WinGetLastError(vHabmain);
+        sError = wxPMErrorToStr(vError);
+    }
+
+    vIconInfo.hbmPointer = hBmpMask;
 
     HICON                           hIcon = ::WinCreatePointerIndirect( HWND_DESKTOP
                                                                        ,&vIconInfo
@@ -152,6 +243,8 @@ void wxIcon::CopyFromBitmap(
     if (!hIcon)
     {
         wxLogLastError(wxT("WinCreatePointerIndirect"));
+        vError = ::WinGetLastError(vHabmain);
+        sError = wxPMErrorToStr(vError);
     }
     else
     {
@@ -168,6 +261,12 @@ void wxIcon::CopyFromBitmap(
         //
         delete pMask;
     }
+    ::GpiSetBitmap(hPSSrc, NULL);
+    ::GpiSetBitmap(hPSDst, NULL);
+    ::GpiDestroyPS(hPSSrc);
+    ::GpiDestroyPS(hPSDst);
+    ::DevCloseDC(hDCSrc);
+    ::DevCloseDC(hDCDst);
 } // end of wxIcon::CopyFromBitmap
 
 bool wxIcon::LoadFile(