[reactos] 01/01: [NtUser] Fix maximizing to window edge

[jimtabor]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=0197c4f875d3332dbc4656...

commit 0197c4f875d3332dbc4656a6360e3c7e9def2ed5
Author:     jimtabor [e-mail]
AuthorDate: Wed Mar 27 17:39:04 2019 -0500
Commit:     jimtabor [e-mail]
CommitDate: Wed Mar 27 17:39:04 2019 -0500

[NtUser] Fix maximizing to window edge

Cover up the edge of the frame while maximizing the window to desktop.
    Fixes CORE-15893.
---
 win32ss/user/ntuser/winpos.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/win32ss/user/ntuser/winpos.c b/win32ss/user/ntuser/winpos.c
index 2083526ee3b..d7f5ad6a639 100644
--- a/win32ss/user/ntuser/winpos.c
+++ b/win32ss/user/ntuser/winpos.c
@@ -958,6 +958,10 @@ co_WinPosGetMinMaxInfo(PWND Window, POINT* MaxSize, POINT* MaxPos,

adjust = IntGetWindowBorders(adjustedStyle, exstyle);

+    // Handle special case while maximized. CORE-15893
+    if ((adjustedStyle & WS_THICKFRAME) && !(adjustedStyle & WS_CHILD) && !(adjustedStyle & WS_MINIMIZE))
+         adjust += 2;
+
     xinc = yinc = adjust;

if ((adjustedStyle & WS_THICKFRAME) && (adjustedStyle & WS_CHILD) && !(adjustedStyle & WS_MINIMIZE))