[PATCH] comctl32: Add partial support for LVM_SETBKIMAGE.

[Dmitry Timoshkov]

Signed-off-by: Dmitry Timoshkov <dmitry at baikal.ru>
---
 dlls/comctl32/listview.c | 65 ++++++++++++++++++++++++++++++++++++----
 1 file changed, 59 insertions(+), 6 deletions(-)

diff --git a/dlls/comctl32/listview.c b/dlls/comctl32/listview.c
index 730bf4aaddd..3ca76c2ef05 100644
--- a/dlls/comctl32/listview.c
+++ b/dlls/comctl32/listview.c
@@ -91,7 +91,7 @@
  *
  * Messages:
  *   -- LVM_ENABLEGROUPVIEW
- *   -- LVM_GETBKIMAGE, LVM_SETBKIMAGE
+ *   -- LVM_GETBKIMAGE
  *   -- LVM_GETGROUPINFO, LVM_SETGROUPINFO
  *   -- LVM_GETGROUPMETRICS, LVM_SETGROUPMETRICS
  *   -- LVM_GETINSERTMARK, LVM_SETINSERTMARK
@@ -297,6 +297,7 @@ typedef struct tagLISTVIEW_INFO
   COLORREF clrBk;
   COLORREF clrText;
   COLORREF clrTextBk;
+  HBITMAP hBkBitmap;
 
   /* font */
   HFONT hDefaultFont;
@@ -4567,11 +4568,30 @@ static INT LISTVIEW_GetTopIndex(const LISTVIEW_INFO *infoPtr)
  */
 static inline BOOL LISTVIEW_FillBkgnd(const LISTVIEW_INFO *infoPtr, HDC hdc, const RECT *lprcBox)
 {
-    if (!infoPtr->hBkBrush) return FALSE;
+    if (infoPtr->hBkBitmap)
+    {
+        HDC hdc_src = CreateCompatibleDC(hdc);
+
+        TRACE("(hdc=%p, lprcBox=%s, hBkBitmap=%p)\n", hdc, wine_dbgstr_rect(lprcBox), infoPtr->hBkBitmap);
+
+        SelectObject(hdc_src, infoPtr->hBkBitmap);
+        BitBlt(hdc, lprcBox->left, lprcBox->top,
+               lprcBox->right - lprcBox->left,
+               lprcBox->bottom - lprcBox->top,
+               hdc_src, lprcBox->left, lprcBox->top, SRCCOPY);
+
+        DeleteDC(hdc_src);
 
-    TRACE("(hdc=%p, lprcBox=%s, hBkBrush=%p)\n", hdc, wine_dbgstr_rect(lprcBox), infoPtr->hBkBrush);
+        return TRUE;
+    }
+    else if (infoPtr->hBkBrush)
+    {
+        TRACE("(hdc=%p, lprcBox=%s, hBkBrush=%p)\n", hdc, wine_dbgstr_rect(lprcBox), infoPtr->hBkBrush);
 
-    return FillRect(hdc, lprcBox, infoPtr->hBkBrush);
+        return FillRect(hdc, lprcBox, infoPtr->hBkBrush);
+    }
+
+    return FALSE;
 }
 
 /* Draw main item or subitem */
@@ -8028,7 +8048,37 @@ static BOOL LISTVIEW_SetBkColor(LISTVIEW_INFO *infoPtr, COLORREF color)
     return TRUE;
 }
 
-/* LISTVIEW_SetBkImage */
+static BOOL LISTVIEW_SetBkImage(LISTVIEW_INFO *infoPtr, const LVBKIMAGEW *image, BOOL isW)
+{
+    TRACE("%08lx,%p,%p,%u,%d,%d\n", image->ulFlags, image->hbm, image->pszImage,
+        image->cchImageMax, image->xOffsetPercent, image->yOffsetPercent);
+
+    if (image->ulFlags & ~LVBKIF_SOURCE_MASK)
+        FIXME("not supported flags %08lx\n", image->ulFlags & ~LVBKIF_SOURCE_MASK);
+
+    if (image->xOffsetPercent || image->yOffsetPercent)
+        FIXME("not supported offset %d,%d\n", image->xOffsetPercent, image->yOffsetPercent);
+
+    switch (image->ulFlags & LVBKIF_SOURCE_MASK)
+    {
+    case LVBKIF_SOURCE_NONE:
+        if (infoPtr->hBkBitmap) DeleteObject(infoPtr->hBkBitmap);
+        infoPtr->hBkBitmap = 0;
+        return TRUE;
+
+    case LVBKIF_SOURCE_HBITMAP:
+        if (infoPtr->hBkBitmap) DeleteObject(infoPtr->hBkBitmap);
+        infoPtr->hBkBitmap = image->hbm;
+        InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
+        return TRUE;
+
+    case LVBKIF_SOURCE_URL:
+        FIXME("LVBKIF_SOURCE_URL: %s\n", isW ? debugstr_w(image->pszImage) : debugstr_a((LPCSTR)image->pszImage));
+        break;
+    }
+
+    return FALSE;
+}
 
 /*** Helper for {Insert,Set}ColumnT *only* */
 static void column_fill_hditem(const LISTVIEW_INFO *infoPtr, HDITEMW *lphdi, INT nColumn,
@@ -10406,6 +10456,7 @@ static LRESULT LISTVIEW_NCDestroy(LISTVIEW_INFO *infoPtr)
   infoPtr->hFont = 0;
   if (infoPtr->hDefaultFont) DeleteObject(infoPtr->hDefaultFont);
   if (infoPtr->clrBk != CLR_NONE) DeleteObject(infoPtr->hBkBrush);
+  if (infoPtr->hBkBitmap) DeleteObject(infoPtr->hBkBitmap);
 
   SetWindowLongPtrW(infoPtr->hwndSelf, 0, 0);
 
@@ -11554,7 +11605,9 @@ LISTVIEW_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
   case LVM_SETBKCOLOR:
     return LISTVIEW_SetBkColor(infoPtr, (COLORREF)lParam);
 
-  /* case LVM_SETBKIMAGE: */
+  case LVM_SETBKIMAGEA:
+  case LVM_SETBKIMAGEW:
+    return LISTVIEW_SetBkImage(infoPtr, (LVBKIMAGEW *)lParam, uMsg == LVM_SETBKIMAGEW);
 
   case LVM_SETCALLBACKMASK:
     infoPtr->uCallbackMask = (UINT)wParam;
-- 
2.35.3