Mark Harmstone : comctl32: Fix graphical error on themed progress bars.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 50c2144999a70ecbfaeeff39ffd2cab97050029d
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=50c2144999a70ecbfaeeff39ff...

Author: Mark Harmstone <hellas(a)burntcomma.com>
Date:   Sun Feb 15 20:07:06 2015 +0000

comctl32: Fix graphical error on themed progress bars.

---

 dlls/comctl32/progress.c | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/dlls/comctl32/progress.c b/dlls/comctl32/progress.c
index 44fdd3f..1b8fcf7 100644
--- a/dlls/comctl32/progress.c
+++ b/dlls/comctl32/progress.c
@@ -280,23 +280,33 @@ static void draw_theme_bar_V (const ProgressDrawInfo* di, int start, int end)
 /* draw themed horizontal background from 'start' to 'end' */
 static void draw_theme_bkg_H (const ProgressDrawInfo* di, int start, int end)
 {
-    RECT r;
+    RECT bgrect, r;
+
     r.left = di->rect.left + start;
     r.top = di->rect.top;
     r.right = di->rect.left + end;
     r.bottom = di->rect.bottom;
-    DrawThemeBackground (di->theme, di->hdc, PP_BAR, 0, &di->bgRect, &r);
+
+    bgrect = di->bgRect;
+    OffsetRect(&bgrect, -bgrect.left, -bgrect.top);
+
+    DrawThemeBackground (di->theme, di->hdc, PP_BAR, 0, &bgrect, &r);
 }
 
 /* draw themed vertical background from 'start' to 'end' */
 static void draw_theme_bkg_V (const ProgressDrawInfo* di, int start, int end)
 {
-    RECT r;
+    RECT bgrect, r;
+
     r.left = di->rect.left;
     r.top = di->rect.bottom - end;
     r.right = di->rect.right;
     r.bottom = di->rect.bottom - start;
-    DrawThemeBackground (di->theme, di->hdc, PP_BARVERT, 0, &di->bgRect, &r);
+
+    bgrect = di->bgRect;
+    OffsetRect(&bgrect, -bgrect.left, -bgrect.top);
+
+    DrawThemeBackground (di->theme, di->hdc, PP_BARVERT, 0, &bgrect, &r);
 }
 
 /* drawing functions for themed style */