system/wine
system/wine
1
0
Fork 0
mirror of git://source.winehq.org/git/wine.git synced 2024-10-31 19:49:50 +00:00
Code Issues Projects Releases Packages Wiki Activity

user32: Implement GetDpiForSystem().

Browse source 
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2018-03-29 14:54:08 +02:00
parent e9000b4e8b
commit ca878114cb
3 changed files with 30 additions and 36 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

64
dlls/user32/sysparams.c
View file

@ -625,19 +625,6 @@ void release_display_dc( HDC hdc )
LeaveCriticalSection( &display_dc_section );
}
static inline int get_display_dpi(void)
{
static int display_dpi;
HDC hdc;
if (!display_dpi)
{
hdc = get_display_dc();
display_dpi = GetDeviceCaps( hdc, LOGPIXELSY );
release_display_dc( hdc );
}
return display_dpi;
}
static INT CALLBACK real_fontname_proc(const LOGFONTW *lf, const TEXTMETRICW *ntm, DWORD type, LPARAM lparam)
{
const ENUMLOGFONTW *elf = (const ENUMLOGFONTW *)lf;
@ -768,7 +755,7 @@ static BOOL get_twips_entry( union sysparam_all_entry *entry, UINT int_param, vo
* Technical Reference to the Windows 2000 Registry ->
* HKEY_CURRENT_USER -> Control Panel -> Desktop -> WindowMetrics
*/
if (val < 0) val = (-val * get_display_dpi() + 720) / 1440;
if (val < 0) val = (-val * GetDpiForSystem() + 720) / 1440;
entry->uint.val = val;
}
}
@ -952,13 +939,13 @@ static BOOL get_font_entry( union sysparam_all_entry *entry, UINT int_param, voi
{
case sizeof(font):
if (font.lfHeight > 0) /* positive height value means points ( inch/72 ) */
font.lfHeight = -MulDiv( font.lfHeight, get_display_dpi(), 72 );
font.lfHeight = -MulDiv( font.lfHeight, GetDpiForSystem(), 72 );
entry->font.val = font;
break;
case sizeof(LOGFONT16): /* win9x-winME format */
SYSPARAMS_LogFont16To32W( (LOGFONT16 *)&font, &entry->font.val );
if (entry->font.val.lfHeight > 0)
entry->font.val.lfHeight = -MulDiv( entry->font.val.lfHeight, get_display_dpi(), 72 );
entry->font.val.lfHeight = -MulDiv( entry->font.val.lfHeight, GetDpiForSystem(), 72 );
break;
default:
WARN( "Unknown format in key %s value %s\n",
@ -1509,9 +1496,7 @@ BOOL WINAPI SystemParametersInfoW( UINT uiAction, UINT uiParam,
ret = get_entry( &entry_ICONHORIZONTALSPACING, uiParam, pvParam );
else
{
int min_val = 32;
if (IsProcessDPIAware())
min_val = MulDiv( min_val, get_display_dpi(), USER_DEFAULT_SCREEN_DPI );
int min_val = MulDiv( 32, GetDpiForSystem(), USER_DEFAULT_SCREEN_DPI );
ret = set_entry( &entry_ICONHORIZONTALSPACING, max( min_val, uiParam ), pvParam, fWinIni );
}
break;
@ -1552,9 +1537,7 @@ BOOL WINAPI SystemParametersInfoW( UINT uiAction, UINT uiParam,
ret = get_entry( &entry_ICONVERTICALSPACING, uiParam, pvParam );
else
{
int min_val = 32;
if (IsProcessDPIAware())
min_val = MulDiv( min_val, get_display_dpi(), USER_DEFAULT_SCREEN_DPI );
int min_val = MulDiv( 32, GetDpiForSystem(), USER_DEFAULT_SCREEN_DPI );
ret = set_entry( &entry_ICONVERTICALSPACING, max( min_val, uiParam ), pvParam, fWinIni );
}
break;
@ -2435,18 +2418,12 @@ INT WINAPI GetSystemMetrics( INT index )
return max( 8, ret );
case SM_CXICON:
case SM_CYICON:
ret = 32;
if (IsProcessDPIAware())
ret = MulDiv( ret, get_display_dpi(), USER_DEFAULT_SCREEN_DPI );
return ret;
return MulDiv( 32, GetDpiForSystem(), USER_DEFAULT_SCREEN_DPI );
case SM_CXCURSOR:
case SM_CYCURSOR:
if (IsProcessDPIAware())
{
ret = MulDiv( 32, get_display_dpi(), USER_DEFAULT_SCREEN_DPI );
if (ret >= 64) return 64;
if (ret >= 48) return 48;
}
ret = MulDiv( 32, GetDpiForSystem(), USER_DEFAULT_SCREEN_DPI );
if (ret >= 64) return 64;
if (ret >= 48) return 48;
return 32;
case SM_CYMENU:
return GetSystemMetrics(SM_CYMENUSIZE) + 1;
@ -2537,10 +2514,7 @@ INT WINAPI GetSystemMetrics( INT index )
return GetSystemMetrics(SM_CYMINIMIZED) + max( 0, (INT)ret );
case SM_CXSMICON:
case SM_CYSMICON:
ret = 16;
if (IsProcessDPIAware())
ret = MulDiv( ret, get_display_dpi(), USER_DEFAULT_SCREEN_DPI ) & ~1;
return ret;
return MulDiv( 16, GetDpiForSystem(), USER_DEFAULT_SCREEN_DPI ) & ~1;
case SM_CYSMCAPTION:
return GetSystemMetrics(SM_CYSMSIZE) + 1;
case SM_CXSMSIZE:
@ -2963,6 +2937,24 @@ BOOL WINAPI IsProcessDPIAware(void)
return TRUE;
}
/***********************************************************************
* GetDpiForSystem (USER32.@)
*/
UINT WINAPI GetDpiForSystem(void)
{
static int display_dpi;
if (!IsProcessDPIAware()) return USER_DEFAULT_SCREEN_DPI;
if (!display_dpi)
{
HDC hdc = get_display_dc();
display_dpi = GetDeviceCaps( hdc, LOGPIXELSY );
release_display_dc( hdc );
}
return display_dpi;
}
/**********************************************************************
* SetThreadDpiAwarenessContext (USER32.@)
*/

1
dlls/user32/user32.spec
View file

@ -292,6 +292,7 @@
@ stdcall GetDlgItemTextA(long long ptr long)
@ stdcall GetDlgItemTextW(long long ptr long)
@ stdcall GetDoubleClickTime()
@ stdcall GetDpiForSystem()
@ stdcall GetFocus()
@ stdcall GetForegroundWindow()
@ stdcall GetGestureConfig(long long long ptr ptr long)

1
include/winuser.h
View file

@ -3675,6 +3675,7 @@ WINUSERAPI UINT WINAPI GetDlgItemTextA(HWND,INT,LPSTR,INT);
WINUSERAPI UINT WINAPI GetDlgItemTextW(HWND,INT,LPWSTR,INT);
#define GetDlgItemText WINELIB_NAME_AW(GetDlgItemText)
WINUSERAPI UINT WINAPI GetDoubleClickTime(void);
WINUSERAPI UINT WINAPI GetDpiForSystem(void);
WINUSERAPI HWND WINAPI GetFocus(void);
WINUSERAPI HWND WINAPI GetForegroundWindow(void);
WINUSERAPI BOOL WINAPI GetGestureConfig(HWND,DWORD,DWORD,UINT*,GESTURECONFIG*,UINT);