X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a756f210019dd5b51331b7181c816d3882146a30..c6e2af4570ee868c93fc504b02f321efe5d5acee:/src/msw/dragimag.cpp

diff --git a/src/msw/dragimag.cpp b/src/msw/dragimag.cpp
index ababd9e7cd..ae349c83fd 100644
--- a/src/msw/dragimag.cpp
+++ b/src/msw/dragimag.cpp
@@ -55,6 +55,12 @@
 #include <commctrl.h>
 #endif
 
+// Wine doesn't have this yet
+#ifndef ListView_CreateDragImage
+#define ListView_CreateDragImage(hwnd, i, lpptUpLeft) \
+    (HIMAGELIST)SNDMSG((hwnd), LVM_CREATEDRAGIMAGE, (WPARAM)(int)(i), (LPARAM)(LPPOINT)(lpptUpLeft))
+#endif
+
 // ----------------------------------------------------------------------------
 // macros
 // ----------------------------------------------------------------------------
@@ -123,8 +129,12 @@ bool wxDragImage::Create(const wxBitmap& image, const wxCursor& cursor)
         flags = ILC_COLOR32;
 
     bool mask = (image.GetMask() != 0);
-    if ( mask )
-        flags |= ILC_MASK;
+
+    // Curiously, even if the image doesn't have a mask,
+    // we still have to use ILC_MASK or the image won't show
+    // up when dragged.
+//    if ( mask )
+    flags |= ILC_MASK;
 
     m_hImageList = (WXHIMAGELIST) ImageList_Create(image.GetWidth(), image.GetHeight(), flags, 1, 1);
 
@@ -222,11 +232,9 @@ bool wxDragImage::Create(const wxString& str, const wxCursor& cursor)
     dc2.SelectObject(wxNullBitmap);
 
     // Make the bitmap masked
-    wxImage image(bitmap);
+    wxImage image = bitmap.ConvertToImage();
     image.SetMaskColour(255, 255, 255);
-    bitmap = image.ConvertToBitmap();
-
-    return Create(bitmap, cursor);
+    return Create(wxBitmap(image), cursor);
 }
 
 // Create a drag image for the given tree control item