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GetSystemMetrics fixes with corresponding tests.

This commit is contained in:
Rein Klazes 2005-11-22 14:56:11 +00:00 committed by Alexandre Julliard
parent baffcb95d3
commit 6154b46bef
2 changed files with 280 additions and 20 deletions
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75
dlls/user/sysparams.c
View File

@ -330,8 +330,11 @@ static NONCLIENTMETRICSW nonclient_metrics =
{ 0 } /* lfMessageFont */
};
/* some additional non client metric info */
static TEXTMETRICW tmMenuFont;
static UINT CaptionFontAvCharWidth;
static SIZE icon_size = { 32, 32 };
static SIZE scroll_height = { 16, 16 };
#define NUM_SYS_COLORS (COLOR_MENUBAR+1)
@ -476,6 +479,27 @@ static void SYSPARAMS_NonClientMetrics32ATo32W( const NONCLIENTMETRICSA* lpnm32A
SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfMessageFont, &lpnm32W->lfMessageFont );
}
/* get text metrics and/or "average" char width of the specified logfont
* for the specified dc */
static void get_text_metr_size( HDC hdc, LOGFONTW *plf, TEXTMETRICW * ptm, UINT *psz)
{
HFONT hfont, hfontsav;
TEXTMETRICW tm;
if( !ptm) ptm = &tm;
hfont = CreateFontIndirectW( plf);
if( !hfont || ( hfontsav = SelectObject( hdc, hfont)) == NULL ) {
ptm->tmHeight = -1;
if( psz) *psz = 10;
if( hfont) DeleteObject( hfont);
return;
}
GetTextMetricsW( hdc, ptm);
if( psz)
if( !(*psz = GdiGetCharDimensions( hdc, ptm, NULL)))
*psz = 10;
SelectObject( hdc, hfontsav);
DeleteObject( hfont);
}
/***********************************************************************
* get_volatile_regkey
@ -933,7 +957,7 @@ static void load_nonclient_metrics(void)
nonclient_metrics.iBorderWidth = get_reg_metric(hkey, METRICS_BORDERWIDTH_VALNAME, 1);
if( nonclient_metrics.iBorderWidth < 1) nonclient_metrics.iBorderWidth = 1;
nonclient_metrics.iScrollWidth = get_reg_metric(hkey, METRICS_SCROLLWIDTH_VALNAME, 16);
nonclient_metrics.iScrollHeight = nonclient_metrics.iScrollWidth;
nonclient_metrics.iScrollHeight = get_reg_metric(hkey, METRICS_SCROLLHEIGHT_VALNAME, 16);
/* size of the normal caption buttons */
nonclient_metrics.iCaptionHeight = get_reg_metric(hkey, METRICS_CAPTIONHEIGHT_VALNAME, 18);
@ -993,8 +1017,10 @@ static void load_nonclient_metrics(void)
/* some extra fields not in the nonclient structure */
icon_size.cx = icon_size.cy = get_reg_metric( hkey, METRICS_ICONSIZE_VALNAME, 32 );
scroll_height.cx = get_reg_metric (hkey, METRICS_SCROLLHEIGHT_VALNAME, nonclient_metrics.iScrollHeight );
scroll_height.cy = get_reg_metric (hkey, METRICS_SCROLLHEIGHT_VALNAME, nonclient_metrics.iScrollWidth );
get_text_metr_size( get_display_dc(), &nonclient_metrics.lfMenuFont,
&tmMenuFont, NULL);
get_text_metr_size( get_display_dc(), &nonclient_metrics.lfCaptionFont,
NULL, &CaptionFontAvCharWidth);
if (hkey) RegCloseKey( hkey );
spi_loaded[SPI_NONCLIENTMETRICS_IDX] = TRUE;
@ -2329,11 +2355,10 @@ INT WINAPI GetSystemMetrics( INT index )
if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
return nonclient_metrics.iScrollWidth;
case SM_CYHSCROLL:
if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
return nonclient_metrics.iScrollHeight;
return GetSystemMetrics(SM_CXVSCROLL);
case SM_CYCAPTION:
if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
return nonclient_metrics.iCaptionHeight + 1; /* for the separator? */
return nonclient_metrics.iCaptionHeight + 1;
case SM_CXBORDER:
case SM_CYBORDER:
/* SM_C{X,Y}BORDER always returns 1 regardless of 'BorderWidth' value in registry */
@ -2342,9 +2367,10 @@ INT WINAPI GetSystemMetrics( INT index )
case SM_CYDLGFRAME:
return 3;
case SM_CYVTHUMB:
return GetSystemMetrics(SM_CXVSCROLL);
if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
return nonclient_metrics.iScrollHeight;
case SM_CXHTHUMB:
return GetSystemMetrics(SM_CYHSCROLL);
return GetSystemMetrics(SM_CYVTHUMB);
case SM_CXICON:
if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
return icon_size.cx;
@ -2357,19 +2383,23 @@ INT WINAPI GetSystemMetrics( INT index )
case SM_CYMENU:
return GetSystemMetrics(SM_CYMENUSIZE) + 1;
case SM_CXFULLSCREEN:
return GetSystemMetrics(SM_CXSCREEN);
/* see the remark for SM_CXMAXIMIZED, at least this formulation is
* correct */
return GetSystemMetrics( SM_CXMAXIMIZED) - 2 * GetSystemMetrics( SM_CXFRAME);
case SM_CYFULLSCREEN:
return GetSystemMetrics(SM_CYSCREEN) - GetSystemMetrics(SM_CYCAPTION);
/* see the remark for SM_CYMAXIMIZED, at least this formulation is
* correct */
return GetSystemMetrics( SM_CYMAXIMIZED) - GetSystemMetrics( SM_CYMIN);
case SM_CYKANJIWINDOW:
return 0;
case SM_MOUSEPRESENT:
return 1;
case SM_CYVSCROLL:
if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
return scroll_height.cy;
return nonclient_metrics.iScrollHeight;
case SM_CXHSCROLL:
if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
return scroll_height.cx;
return nonclient_metrics.iScrollHeight;
case SM_DEBUG:
return 0;
case SM_SWAPBUTTON:
@ -2382,9 +2412,11 @@ INT WINAPI GetSystemMetrics( INT index )
case SM_RESERVED4:
return 0;
case SM_CXMIN:
return 112; /* FIXME */
if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
return 3 * nonclient_metrics.iCaptionWidth + GetSystemMetrics( SM_CYSIZE) +
4 * CaptionFontAvCharWidth + 2 * GetSystemMetrics( SM_CXFRAME) + 4;
case SM_CYMIN:
return 27; /* FIXME */
return GetSystemMetrics( SM_CYCAPTION) + 2 * GetSystemMetrics( SM_CYFRAME);
case SM_CXSIZE:
if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
return nonclient_metrics.iCaptionWidth;
@ -2396,7 +2428,7 @@ INT WINAPI GetSystemMetrics( INT index )
return GetSystemMetrics(SM_CXDLGFRAME) + nonclient_metrics.iBorderWidth;
case SM_CYFRAME:
if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
return GetSystemMetrics(SM_CXDLGFRAME) + nonclient_metrics.iBorderWidth;
return GetSystemMetrics(SM_CYDLGFRAME) + nonclient_metrics.iBorderWidth;
case SM_CXMINTRACK:
return GetSystemMetrics(SM_CXMIN);
case SM_CYMINTRACK:
@ -2460,15 +2492,18 @@ INT WINAPI GetSystemMetrics( INT index )
case SM_CXMINIMIZED:
return minimized_metrics.iWidth + 6;
case SM_CYMINIMIZED:
return 24; /* FIXME */
if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
return nonclient_metrics.iCaptionHeight + 6;
case SM_CXMAXTRACK:
return GetSystemMetrics(SM_CXSCREEN) + 4 + 2 * GetSystemMetrics(SM_CXFRAME);
case SM_CYMAXTRACK:
return GetSystemMetrics(SM_CYSCREEN) + 4 + 2 * GetSystemMetrics(SM_CYFRAME);
case SM_CXMAXIMIZED:
/* FIXME: subtract the width of any vertical application toolbars*/
return GetSystemMetrics(SM_CXSCREEN) + 2 * GetSystemMetrics(SM_CXFRAME);
case SM_CYMAXIMIZED:
return GetSystemMetrics(SM_CYSCREEN) + 2 * GetSystemMetrics(SM_CYFRAME);
/* FIXME: subtract the width of any horizontal application toolbars*/
return GetSystemMetrics(SM_CYSCREEN) + 2 * GetSystemMetrics(SM_CYCAPTION);
case SM_NETWORK:
return 3; /* FIXME */
case SM_CLEANBOOT:
@ -2481,7 +2516,9 @@ INT WINAPI GetSystemMetrics( INT index )
return ret;
case SM_CXMENUCHECK:
case SM_CYMENUCHECK:
return 13;
if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
return tmMenuFont.tmHeight <= 0 ? 13 :
((tmMenuFont.tmHeight + tmMenuFont.tmExternalLeading + 1) / 2) * 2 - 1;
case SM_SLOWMACHINE:
return 0; /* FIXME: Should check the type of processor */
case SM_MIDEASTENABLED:

225
dlls/user/tests/sysparams.c
View File

@ -1815,6 +1815,227 @@ static DWORD WINAPI SysParamsThreadFunc( LPVOID lpParam )
return 0;
}
/* test calculation of GetSystemMetrics values (mostly) from non client metrics,
* icon metrics and minimized metrics.
*/
/* copied from wine's GdiGetCharDimensions, which is not available on most
* windows versions */
static LONG _GdiGetCharDimensions(HDC hdc, LPTEXTMETRICA lptm, LONG *height)
{
SIZE sz;
static const CHAR alphabet[] = {
'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q',
'r','s','t','u','v','w','x','y','z','A','B','C','D','E','F','G','H',
'I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z',0};
if(lptm && !GetTextMetricsA(hdc, lptm)) return 0;
if(!GetTextExtentPointA(hdc, alphabet, 52, &sz)) return 0;
if (height) *height = sz.cy;
return (sz.cx / 26 + 1) / 2;
}
/* get text metrics and/or "average" char width of the specified logfont
* for the specified dc */
void get_text_metr_size( HDC hdc, LOGFONTA *plf, TEXTMETRICA * ptm, UINT *psz)
{
HFONT hfont, hfontsav;
TEXTMETRICA tm;
if( !ptm) ptm = &tm;
hfont = CreateFontIndirectA( plf);
if( !hfont || ( hfontsav = SelectObject( hdc, hfont)) == NULL ) {
ptm->tmHeight = -1;
if( psz) *psz = 10;
if( hfont) DeleteObject( hfont);
return;
}
GetTextMetricsA( hdc, ptm);
if( psz)
if( !(*psz = _GdiGetCharDimensions( hdc, ptm, NULL)))
*psz = 10;
SelectObject( hdc, hfontsav);
DeleteObject( hfont);
}
static int gsm_error_ctr;
static UINT smcxsmsize = 999999999;
#define ok_gsm( i, e)\
{\
int exp = (e);\
int act = GetSystemMetrics( (i));\
if( exp != act) gsm_error_ctr++;\
ok( !( exp != act),"GetSystemMetrics(%s): expected %d actual %d\n", #i, exp,act);\
}
#define ok_gsm_2( i, e1, e2)\
{\
int exp1 = (e1);\
int exp2 = (e2);\
int act = GetSystemMetrics( (i));\
if( exp1 != act && exp2 != act) gsm_error_ctr++;\
ok( !( exp1 != act && exp2 != act), "GetSystemMetrics(%s): expected %d or %d actual %d\n", #i, exp1, exp2, act);\
}
#define ok_gsm_3( i, e1, e2, e3)\
{\
int exp1 = (e1);\
int exp2 = (e2);\
int exp3 = (e3);\
int act = GetSystemMetrics( (i));\
if( exp1 != act && exp2 != act && exp3 != act) gsm_error_ctr++;\
ok( !( exp1 != act && exp2 != act && exp3 != act),"GetSystemMetrics(%s): expected %d or %d or %d actual %d\n", #i, exp1, exp2, exp3, act);\
}
void test_GetSystemMetrics( void)
{
TEXTMETRICA tmMenuFont;
UINT IconSpacing, IconVerticalSpacing;
HDC hdc = CreateIC( "Display", 0, 0, 0);
UINT avcwCaption;
INT CaptionWidth;
MINIMIZEDMETRICS minim;
NONCLIENTMETRICS ncm;
minim.cbSize = sizeof( minim);
ncm.cbSize = sizeof( ncm);
SystemParametersInfo( SPI_GETMINIMIZEDMETRICS, 0, &minim, 0);
SystemParametersInfo( SPI_GETNONCLIENTMETRICS, 0, &ncm, 0);
/* CaptionWidth from the registry may have different value of iCaptionWidth
* from the non client metrics (observed on WinXP) */
CaptionWidth = metricfromreg(
"Control Panel\\Desktop\\WindowMetrics","CaptionWidth", dpi);
get_text_metr_size( hdc, &ncm.lfMenuFont, &tmMenuFont, NULL);
get_text_metr_size( hdc, &ncm.lfCaptionFont, NULL, &avcwCaption);
/* FIXME: use icon metric */
if( !SystemParametersInfoA( SPI_ICONVERTICALSPACING, 0, &IconVerticalSpacing, 0))
IconVerticalSpacing = 0;
if( !SystemParametersInfoA( SPI_ICONHORIZONTALSPACING, 0, &IconSpacing, 0 ))
IconSpacing = 0;
/* reset error counters */
gsm_error_ctr = 0;
/* the tests: */
/* SM_CXSCREEN, can not test these two */
/* SM_CYSCREEN */
ok_gsm( SM_CXVSCROLL, ncm.iScrollWidth);
ok_gsm( SM_CYHSCROLL, ncm.iScrollWidth);
ok_gsm( SM_CYCAPTION, ncm.iCaptionHeight+1);
ok_gsm( SM_CXBORDER, 1);
ok_gsm( SM_CYBORDER, 1);
ok_gsm( SM_CXDLGFRAME, 3);
ok_gsm( SM_CYDLGFRAME, 3);
ok_gsm( SM_CYVTHUMB, ncm.iScrollHeight);
ok_gsm( SM_CXHTHUMB, ncm.iScrollHeight);
/* SM_CXICON */
/* SM_CYICON */
/* SM_CXCURSOR */
/* SM_CYCURSOR */
ok_gsm( SM_CYMENU, ncm.iMenuHeight + 1);
ok_gsm( SM_CXFULLSCREEN,
GetSystemMetrics( SM_CXMAXIMIZED) - 2 * GetSystemMetrics( SM_CXFRAME));
ok_gsm( SM_CYFULLSCREEN,
GetSystemMetrics( SM_CYMAXIMIZED) - GetSystemMetrics( SM_CYMIN));
/* SM_CYKANJIWINDOW */
/* SM_MOUSEPRESENT */
ok_gsm( SM_CYVSCROLL, ncm.iScrollHeight);
ok_gsm( SM_CXHSCROLL, ncm.iScrollHeight);
/* SM_DEBUG */
/* SM_SWAPBUTTON */
/* SM_RESERVED1 */
/* SM_RESERVED2 */
/* SM_RESERVED3 */
/* SM_RESERVED4 */
ok_gsm( SM_CXMIN, 3 * max( CaptionWidth, 8) + GetSystemMetrics( SM_CYSIZE) +
4 + 4 * avcwCaption + 2 * GetSystemMetrics( SM_CXFRAME));
ok_gsm( SM_CYMIN, GetSystemMetrics( SM_CYCAPTION) +
2 * GetSystemMetrics( SM_CYFRAME));
ok_gsm_2( SM_CXSIZE,
ncm.iCaptionWidth, /* classic/standard windows style */
GetSystemMetrics( SM_CYCAPTION) - 1 /* WinXP style */
);
ok_gsm( SM_CYSIZE, ncm.iCaptionHeight);
ok_gsm( SM_CXFRAME, ncm.iBorderWidth + 3);
ok_gsm( SM_CYFRAME, ncm.iBorderWidth + 3);
ok_gsm( SM_CXMINTRACK, GetSystemMetrics( SM_CXMIN));
ok_gsm( SM_CYMINTRACK, GetSystemMetrics( SM_CYMIN));
/* SM_CXDOUBLECLK */
/* SM_CYDOUBLECLK */
if( IconSpacing) ok_gsm( SM_CXICONSPACING, IconSpacing);
if( IconVerticalSpacing) ok_gsm( SM_CYICONSPACING, IconVerticalSpacing);
/* SM_MENUDROPALIGNMENT */
/* SM_PENWINDOWS */
/* SM_DBCSENABLED */
/* SM_CMOUSEBUTTONS */
/* SM_SECURE */
ok_gsm( SM_CXEDGE, 2);
ok_gsm( SM_CYEDGE, 2);
ok_gsm( SM_CXMINSPACING, GetSystemMetrics( SM_CXMINIMIZED) + minim.iHorzGap );
ok_gsm( SM_CYMINSPACING, GetSystemMetrics( SM_CYMINIMIZED) + minim.iVertGap );
/* SM_CXSMICON */
/* SM_CYSMICON */
ok_gsm( SM_CYSMCAPTION, ncm.iSmCaptionHeight + 1);
ok_gsm_3( SM_CXSMSIZE,
ncm.iSmCaptionWidth, /* classic/standard windows style */
GetSystemMetrics( SM_CYSMCAPTION) - 1, /* WinXP style */
smcxsmsize /* winXP seems to cache this value: setnonclientmetric
does not change it */
);
ok_gsm( SM_CYSMSIZE, GetSystemMetrics( SM_CYSMCAPTION) - 1);
ok_gsm( SM_CXMENUSIZE, ncm.iMenuWidth);
ok_gsm( SM_CYMENUSIZE, ncm.iMenuHeight);
/* SM_ARRANGE */
ok_gsm( SM_CXMINIMIZED, minim.iWidth + 6);
ok_gsm( SM_CYMINIMIZED, GetSystemMetrics( SM_CYCAPTION) + 5);
ok_gsm( SM_CXMAXTRACK, GetSystemMetrics( SM_CXSCREEN) +
4 + 2 * GetSystemMetrics( SM_CXFRAME));
ok_gsm( SM_CYMAXTRACK, GetSystemMetrics( SM_CYSCREEN) +
4 + 2 * GetSystemMetrics( SM_CYFRAME));
/* the next two cannot really be tested as they depend on (application)
* toolbars */
/* SM_CXMAXIMIZED */
/* SM_CYMAXIMIZED */
/* SM_NETWORK */
/* */
/* */
/* */
/* SM_CLEANBOOT */
/* SM_CXDRAG */
/* SM_CYDRAG */
/* SM_SHOWSOUNDS */
ok_gsm( SM_CXMENUCHECK,
((tmMenuFont.tmHeight + tmMenuFont.tmExternalLeading+1)/2)*2-1);
ok_gsm( SM_CYMENUCHECK,
((tmMenuFont.tmHeight + tmMenuFont.tmExternalLeading+1)/2)*2-1);
/* SM_SLOWMACHINE */
/* SM_MIDEASTENABLED */
/* SM_MOUSEWHEELPRESENT */
/* SM_XVIRTUALSCREEN */
/* SM_YVIRTUALSCREEN */
/* SM_CXVIRTUALSCREEN */
/* SM_CYVIRTUALSCREEN */
/* SM_CMONITORS */
/* SM_SAMEDISPLAYFORMAT */
/* SM_IMMENABLED */
/* SM_CXFOCUSBORDER */
/* SM_CYFOCUSBORDER */
/* SM_TABLETPC */
/* SM_MEDIACENTER */
/* SM_CMETRICS */
/* end of tests */
if( gsm_error_ctr ) { /* if any errors where found */
trace( "BorderWidth %d CaptionWidth %d CaptionHeight %d IconSpacing %d IconVerticalSpacing %d\n",
ncm.iBorderWidth, ncm.iCaptionWidth, ncm.iCaptionHeight, IconSpacing, IconVerticalSpacing);
trace( "MenuHeight %d MenuWidth %d ScrollHeight %d ScrollWidth %d SmCaptionHeight %d SmCaptionWidth %d\n",
ncm.iMenuHeight, ncm.iMenuWidth, ncm.iScrollHeight, ncm.iScrollWidth, ncm.iSmCaptionHeight, ncm.iSmCaptionWidth);
trace( "Captionfontchar width %d MenuFont %ld,%ld CaptionWidth from registry: %d\n",
avcwCaption, tmMenuFont.tmHeight, tmMenuFont.tmExternalLeading, CaptionWidth);
}
ReleaseDC( 0, hdc);
}
START_TEST(sysparams)
{
int argc;
@ -1829,7 +2050,6 @@ START_TEST(sysparams)
dpi = GetDeviceCaps( hdc, LOGPIXELSY);
ReleaseDC( 0, hdc);
/* This test requires interactivity, if we don't have it, give up */
if (!SystemParametersInfoA( SPI_SETBEEP, TRUE, 0, SPIF_UPDATEINIFILE | SPIF_SENDCHANGE ) &&
GetLastError()==ERROR_REQUIRES_INTERACTIVE_WINDOWSTATION) return;
@ -1838,6 +2058,9 @@ START_TEST(sysparams)
strict=(argc >= 3 && strcmp(argv[2],"strict")==0);
trace("strict=%d\n",strict);
trace("testing GetSystemMetrics with your current desktop settings\n");
test_GetSystemMetrics( );
change_counter = 0;
change_last_param = 0;