Alexandre Julliard : user32: Scale initial window dimensions in CreateWindow() based on DPI awareness.
Module: wine Branch: master Commit: 110443acef21dcc4639eb34ae5738444fb271562 URL: https://source.winehq.org/git/wine.git/?a=commit;h=110443acef21dcc4639eb34ae...
Author: Alexandre Julliard julliard@winehq.org Date: Thu Aug 23 12:13:02 2018 +0200
user32: Scale initial window dimensions in CreateWindow() based on DPI awareness.
Signed-off-by: Alexandre Julliard julliard@winehq.org
---
dlls/user32/sysparams.c | 13 +++++++++++++ dlls/user32/win.c | 44 +++++++++++++++++++++++++++++++++++++++----- dlls/user32/win.h | 1 + 3 files changed, 53 insertions(+), 5 deletions(-)
diff --git a/dlls/user32/sysparams.c b/dlls/user32/sysparams.c index 149b483..10f90a2 100644 --- a/dlls/user32/sysparams.c +++ b/dlls/user32/sysparams.c @@ -3209,6 +3209,19 @@ UINT get_win_monitor_dpi( HWND hwnd ) }
/********************************************************************** + * get_thread_dpi + */ +UINT get_thread_dpi(void) +{ + switch (GetAwarenessFromDpiAwarenessContext( GetThreadDpiAwarenessContext() )) + { + case DPI_AWARENESS_UNAWARE: return USER_DEFAULT_SCREEN_DPI; + case DPI_AWARENESS_SYSTEM_AWARE: return system_dpi; + default: return 0; /* no scaling */ + } +} + +/********************************************************************** * SetProcessDpiAwarenessContext (USER32.@) */ BOOL WINAPI SetProcessDpiAwarenessContext( DPI_AWARENESS_CONTEXT context ) diff --git a/dlls/user32/win.c b/dlls/user32/win.c index cbfd8bb..c7a3b06 100644 --- a/dlls/user32/win.c +++ b/dlls/user32/win.c @@ -1305,6 +1305,25 @@ static void dump_window_styles( DWORD style, DWORD exstyle ) #undef DUMPED_EX_STYLES }
+/*********************************************************************** + * map_dpi_create_struct + */ +static void map_dpi_create_struct( CREATESTRUCTW *cs, UINT dpi_from, UINT dpi_to ) +{ + if (!dpi_from && !dpi_to) return; + if (!dpi_from || !dpi_to) + { + POINT pt = { cs->x, cs->y }; + UINT mon_dpi = get_monitor_dpi( MonitorFromPoint( pt, MONITOR_DEFAULTTONEAREST )); + if (!dpi_from) dpi_from = mon_dpi; + else dpi_to = mon_dpi; + } + if (dpi_from == dpi_to) return; + cs->x = MulDiv( cs->x, dpi_to, dpi_from ); + cs->y = MulDiv( cs->y, dpi_to, dpi_from ); + cs->cx = MulDiv( cs->cx, dpi_to, dpi_from ); + cs->cy = MulDiv( cs->cy, dpi_to, dpi_from ); +}
/*********************************************************************** * WIN_CreateWindowEx @@ -1319,6 +1338,8 @@ HWND WIN_CreateWindowEx( CREATESTRUCTW *cs, LPCWSTR className, HINSTANCE module, WND *wndPtr; HWND hwnd, parent, owner, top_child = 0; const WCHAR *p = className; + UINT win_dpi, thread_dpi = get_thread_dpi(); + DPI_AWARENESS_CONTEXT context; MDICREATESTRUCTW mdi_cs; CBT_CREATEWNDW cbtc; CREATESTRUCTW cbcs; @@ -1550,6 +1571,14 @@ HWND WIN_CreateWindowEx( CREATESTRUCTW *cs, LPCWSTR className, HINSTANCE module, } else SetWindowLongPtrW( hwnd, GWLP_ID, (ULONG_PTR)cs->hMenu );
+ style = wndPtr->dwStyle; + win_dpi = wndPtr->dpi; + WIN_ReleasePtr( wndPtr ); + + if (parent) map_dpi_create_struct( cs, thread_dpi, win_dpi ); + + context = SetThreadDpiAwarenessContext( GetWindowDpiAwarenessContext( hwnd )); + /* call the WH_CBT hook */
/* the window style passed to the hook must be the real window style, @@ -1557,10 +1586,9 @@ HWND WIN_CreateWindowEx( CREATESTRUCTW *cs, LPCWSTR className, HINSTANCE module, * passed in, so we have to copy the original CREATESTRUCT and get the * the real style. */ cbcs = *cs; - cbcs.style = wndPtr->dwStyle; + cbcs.style = style; cbtc.lpcs = &cbcs; cbtc.hwndInsertAfter = HWND_TOP; - WIN_ReleasePtr( wndPtr ); if (HOOK_CallHooks( WH_CBT, HCBT_CREATEWND, (WPARAM)hwnd, (LPARAM)&cbtc, unicode )) goto failed;
/* send the WM_GETMINMAXINFO message and fix the size if needed */ @@ -1584,7 +1612,7 @@ HWND WIN_CreateWindowEx( CREATESTRUCTW *cs, LPCWSTR className, HINSTANCE module,
/* send WM_NCCREATE */
- TRACE( "hwnd %p cs %d,%d %dx%d\n", hwnd, cs->x, cs->y, cx, cy ); + TRACE( "hwnd %p cs %d,%d %dx%d %s\n", hwnd, cs->x, cs->y, cs->cx, cs->cy, wine_dbgstr_rect(&rect) ); if (unicode) result = SendMessageW( hwnd, WM_NCCREATE, 0, (LPARAM)cs ); else @@ -1618,7 +1646,7 @@ HWND WIN_CreateWindowEx( CREATESTRUCTW *cs, LPCWSTR className, HINSTANCE module, MapWindowPoints( 0, parent, (POINT *)&client_rect, 2 ); set_window_pos( hwnd, insert_after, SWP_NOACTIVATE, &rect, &client_rect, NULL ); } - else return 0; + else goto failed;
/* send WM_CREATE */
@@ -1662,7 +1690,11 @@ HWND WIN_CreateWindowEx( CREATESTRUCTW *cs, LPCWSTR className, HINSTANCE module, /* Notify the parent window only */
send_parent_notify( hwnd, WM_CREATE ); - if (!IsWindow( hwnd )) return 0; + if (!IsWindow( hwnd )) + { + SetThreadDpiAwarenessContext( context ); + return 0; + }
if (parent == GetDesktopWindow()) PostMessageW( parent, WM_PARENTNOTIFY, WM_CREATE, (LPARAM)hwnd ); @@ -1689,10 +1721,12 @@ HWND WIN_CreateWindowEx( CREATESTRUCTW *cs, LPCWSTR className, HINSTANCE module, HOOK_CallHooks( WH_SHELL, HSHELL_WINDOWCREATED, (WPARAM)hwnd, 0, TRUE );
TRACE("created window %p\n", hwnd); + SetThreadDpiAwarenessContext( context ); return hwnd;
failed: WIN_DestroyWindow( hwnd ); + SetThreadDpiAwarenessContext( context ); return 0; }
diff --git a/dlls/user32/win.h b/dlls/user32/win.h index b6c162a..f9e11ff 100644 --- a/dlls/user32/win.h +++ b/dlls/user32/win.h @@ -130,6 +130,7 @@ extern void WINPOS_SysCommandSizeMove( HWND hwnd, WPARAM wParam ) DECLSPEC_HIDDE
extern UINT get_monitor_dpi( HMONITOR monitor ) DECLSPEC_HIDDEN; extern UINT get_win_monitor_dpi( HWND hwnd ) DECLSPEC_HIDDEN; +extern UINT get_thread_dpi(void) DECLSPEC_HIDDEN; extern BOOL set_window_pos( HWND hwnd, HWND insert_after, UINT swp_flags, const RECT *window_rect, const RECT *client_rect, const RECT *valid_rects ) DECLSPEC_HIDDEN;
-
Alexandre Julliard