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comctl32/treeview: Draw parent background before drawing control parts.
Fix residual glyphs on background when drawing treeview buttons with themes that contains transparent button glyphs. Signed-off-by: Zhiyi Zhang <zzhang@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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@ -2901,6 +2901,7 @@ TREEVIEW_Refresh(TREEVIEW_INFO *infoPtr, HDC hdc, const RECT *rc)
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HWND hwnd = infoPtr->hwnd;
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RECT rect = *rc;
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TREEVIEW_ITEM *item;
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HTHEME theme;
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if (infoPtr->clientHeight == 0 || infoPtr->clientWidth == 0)
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{
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@ -2917,6 +2918,12 @@ TREEVIEW_Refresh(TREEVIEW_INFO *infoPtr, HDC hdc, const RECT *rc)
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return;
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}
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if (infoPtr->dwStyle & TVS_HASBUTTONS && (theme = GetWindowTheme(infoPtr->hwnd)))
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{
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if (IsThemeBackgroundPartiallyTransparent(theme, TVP_GLYPH, 0))
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DrawThemeParentBackground(infoPtr->hwnd, hdc, NULL);
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}
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for (item = infoPtr->root->firstChild;
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item != NULL;
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item = TREEVIEW_GetNextListItem(infoPtr, item))
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