diff --git a/dlls/user32/cursoricon.c b/dlls/user32/cursoricon.c index 1217440ec40..89109858ddc 100644 --- a/dlls/user32/cursoricon.c +++ b/dlls/user32/cursoricon.c @@ -1830,6 +1830,43 @@ BOOL WINAPI GetIconInfo(HICON hIcon, PICONINFO iconinfo) return TRUE; } +/* copy an icon bitmap, even when it can't be selected into a DC */ +/* helper for CreateIconIndirect */ +static void stretch_blt_icon( HDC hdc_dst, int dst_x, int dst_y, int dst_width, int dst_height, + HBITMAP src, int width, int height ) +{ + HDC hdc = CreateCompatibleDC( 0 ); + + if (!SelectObject( hdc, src ) || 1) /* do it the hard way */ + { + BITMAPINFO *info; + void *bits; + + if (!(info = HeapAlloc( GetProcessHeap(), 0, FIELD_OFFSET( BITMAPINFO, bmiColors[256] )))) return; + info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER); + info->bmiHeader.biWidth = width; + info->bmiHeader.biHeight = height; + info->bmiHeader.biPlanes = GetDeviceCaps( hdc_dst, PLANES ); + info->bmiHeader.biBitCount = GetDeviceCaps( hdc_dst, BITSPIXEL ); + info->bmiHeader.biCompression = BI_RGB; + info->bmiHeader.biSizeImage = height * get_dib_width_bytes( width, info->bmiHeader.biBitCount ); + info->bmiHeader.biXPelsPerMeter = 0; + info->bmiHeader.biYPelsPerMeter = 0; + info->bmiHeader.biClrUsed = 0; + info->bmiHeader.biClrImportant = 0; + bits = HeapAlloc( GetProcessHeap(), 0, info->bmiHeader.biSizeImage ); + if (bits && GetDIBits( hdc, src, 0, height, bits, info, DIB_RGB_COLORS )) + StretchDIBits( hdc_dst, dst_x, dst_y, dst_width, dst_height, + 0, 0, width, height, bits, info, DIB_RGB_COLORS, SRCCOPY ); + + HeapFree( GetProcessHeap(), 0, bits ); + HeapFree( GetProcessHeap(), 0, info ); + } + else StretchBlt( hdc_dst, dst_x, dst_y, dst_width, dst_height, hdc, 0, 0, width, height, SRCCOPY ); + + DeleteDC( hdc ); +} + /********************************************************************** * CreateIconIndirect (USER32.@) */ @@ -1839,7 +1876,7 @@ HICON WINAPI CreateIconIndirect(PICONINFO iconinfo) HICON hObj; HBITMAP color = 0, mask; int width, height; - HDC src, dst; + HDC hdc; TRACE("color %p, mask %p, hotspot %ux%u, fIcon %d\n", iconinfo->hbmColor, iconinfo->hbmMask, @@ -1875,28 +1912,22 @@ HICON WINAPI CreateIconIndirect(PICONINFO iconinfo) mask = CreateBitmap( width, height, 1, 1, NULL ); } - src = CreateCompatibleDC( 0 ); - dst = CreateCompatibleDC( 0 ); - - SelectObject( src, iconinfo->hbmMask ); - SelectObject( dst, mask ); - StretchBlt( dst, 0, 0, width, height, src, 0, 0, bmpAnd.bmWidth, bmpAnd.bmHeight, SRCCOPY ); + hdc = CreateCompatibleDC( 0 ); + SelectObject( hdc, mask ); + stretch_blt_icon( hdc, 0, 0, width, height, iconinfo->hbmMask, bmpAnd.bmWidth, bmpAnd.bmHeight ); if (color) { - SelectObject( src, iconinfo->hbmColor ); - SelectObject( dst, color ); - BitBlt( dst, 0, 0, width, height, src, 0, 0, SRCCOPY ); + SelectObject( hdc, color ); + stretch_blt_icon( hdc, 0, 0, width, height, iconinfo->hbmColor, width, height ); } else if (iconinfo->hbmColor) { - SelectObject( src, iconinfo->hbmColor ); - BitBlt( dst, 0, height, width, height, src, 0, 0, SRCCOPY ); + stretch_blt_icon( hdc, 0, height, width, height, iconinfo->hbmColor, width, height ); } else height /= 2; - DeleteDC( src ); - DeleteDC( dst ); + DeleteDC( hdc ); hObj = alloc_icon_handle(); if (hObj)