Alexandre Julliard : user32: Switch to the window DPI awareness for non-client painting.
Alexandre Julliard
julliard at winehq.org
Fri Aug 24 13:59:15 CDT 2018
Module: wine
Branch: master
Commit: 700b6182a48f1ee066392dc5bba14d7dcf9cf22b
URL: https://source.winehq.org/git/wine.git/?a=commit;h=700b6182a48f1ee066392dc5bba14d7dcf9cf22b
Author: Alexandre Julliard <julliard at winehq.org>
Date: Fri Aug 24 12:27:26 2018 +0200
user32: Switch to the window DPI awareness for non-client painting.
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/user32/painting.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/dlls/user32/painting.c b/dlls/user32/painting.c
index 66e69f4..313c5fa 100644
--- a/dlls/user32/painting.c
+++ b/dlls/user32/painting.c
@@ -421,11 +421,14 @@ static void make_dc_dirty( struct dce *dce )
*/
void invalidate_dce( WND *win, const RECT *extra_rect )
{
+ DPI_AWARENESS_CONTEXT context;
RECT window_rect;
struct dce *dce;
if (!win->parent) return;
+ context = SetThreadDpiAwarenessContext( GetWindowDpiAwarenessContext( win->obj.handle ));
+
GetWindowRect( win->obj.handle, &window_rect );
TRACE("%p parent %p %s (%s)\n",
@@ -460,6 +463,7 @@ void invalidate_dce( WND *win, const RECT *extra_rect )
make_dc_dirty( dce );
}
}
+ SetThreadDpiAwarenessContext( context );
}
/***********************************************************************
@@ -652,9 +656,12 @@ static HRGN send_ncpaint( HWND hwnd, HWND *child, UINT *flags )
if (whole_rgn)
{
+ DPI_AWARENESS_CONTEXT context;
RECT client, window, update;
INT type;
+ context = SetThreadDpiAwarenessContext( GetWindowDpiAwarenessContext( hwnd ));
+
/* check if update rgn overlaps with nonclient area */
type = GetRgnBox( whole_rgn, &update );
WIN_GetRectangles( hwnd, COORDS_SCREEN, &window, &client );
@@ -684,6 +691,7 @@ static HRGN send_ncpaint( HWND hwnd, HWND *child, UINT *flags )
if (*flags & UPDATE_NONCLIENT) SendMessageW( hwnd, WM_NCPAINT, (WPARAM)whole_rgn, 0 );
if (whole_rgn > (HRGN)1) DeleteObject( whole_rgn );
}
+ SetThreadDpiAwarenessContext( context );
}
return client_rgn;
}
@@ -1364,10 +1372,13 @@ BOOL WINAPI ValidateRect( HWND hwnd, const RECT *rect )
*/
INT WINAPI GetUpdateRgn( HWND hwnd, HRGN hrgn, BOOL erase )
{
+ DPI_AWARENESS_CONTEXT context;
INT retval = ERROR;
UINT flags = UPDATE_NOCHILDREN;
HRGN update_rgn;
+ context = SetThreadDpiAwarenessContext( GetWindowDpiAwarenessContext( hwnd ));
+
if (erase) flags |= UPDATE_NONCLIENT | UPDATE_ERASE;
if ((update_rgn = send_ncpaint( hwnd, NULL, &flags )))
@@ -1381,6 +1392,7 @@ INT WINAPI GetUpdateRgn( HWND hwnd, HRGN hrgn, BOOL erase )
/* map region to client coordinates */
map_window_region( 0, hwnd, hrgn );
}
+ SetThreadDpiAwarenessContext( context );
return retval;
}
@@ -1390,6 +1402,7 @@ INT WINAPI GetUpdateRgn( HWND hwnd, HRGN hrgn, BOOL erase )
*/
BOOL WINAPI GetUpdateRect( HWND hwnd, LPRECT rect, BOOL erase )
{
+ DPI_AWARENESS_CONTEXT context;
UINT flags = UPDATE_NOCHILDREN;
HRGN update_rgn;
BOOL need_erase;
@@ -1404,7 +1417,10 @@ BOOL WINAPI GetUpdateRect( HWND hwnd, LPRECT rect, BOOL erase )
{
HDC hdc = GetDCEx( hwnd, 0, DCX_USESTYLE );
DWORD layout = SetLayout( hdc, 0 ); /* MapWindowPoints mirrors already */
+ context = SetThreadDpiAwarenessContext( GetWindowDpiAwarenessContext( hwnd ));
MapWindowPoints( 0, hwnd, (LPPOINT)rect, 2 );
+ SetThreadDpiAwarenessContext( context );
+ *rect = rect_win_to_thread_dpi( hwnd, *rect );
DPtoLP( hdc, (LPPOINT)rect, 2 );
SetLayout( hdc, layout );
ReleaseDC( hwnd, hdc );
@@ -1429,12 +1445,15 @@ INT WINAPI ExcludeUpdateRgn( HDC hdc, HWND hwnd )
if (ret != ERROR)
{
+ DPI_AWARENESS_CONTEXT context;
POINT pt;
+ context = SetThreadDpiAwarenessContext( GetWindowDpiAwarenessContext( hwnd ));
GetDCOrgEx( hdc, &pt );
MapWindowPoints( 0, hwnd, &pt, 1 );
OffsetRgn( update_rgn, -pt.x, -pt.y );
ret = ExtSelectClipRgn( hdc, update_rgn, RGN_DIFF );
+ SetThreadDpiAwarenessContext( context );
}
DeleteObject( update_rgn );
return ret;
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