windows/syscolor.c

   1 /*
   2  * Support for system colors
   3  *
   4  * Copyright  David W. Metcalfe, 1993
   5  * Copyright  Alexandre Julliard, 1994
   6  *
   7  */
   8
   9 #include <assert.h>
  10 #include <stdio.h>
  11 #include <stdlib.h>
  12
  13 #include "wine/winbase16.h"
  14 #include "wine/winuser16.h"
  15 #include "sysmetrics.h"
  16 #include "winbase.h"
  17 #include "winuser.h"
  18 #include "debugtools.h"
  19 #include "tweak.h"
  20 #include "winreg.h"
  21 #include "winversion.h"
  22
  23 DEFAULT_DEBUG_CHANNEL(syscolor)
  24
  25 static const char * const DefSysColors[] =
  26 {
  27     "Scrollbar", "224 224 224",      /* COLOR_SCROLLBAR           */
  28     "Background", "192 192 192",     /* COLOR_BACKGROUND          */
  29     "ActiveTitle", "0 64 128",       /* COLOR_ACTIVECAPTION       */
  30     "InactiveTitle", "255 255 255",  /* COLOR_INACTIVECAPTION     */
  31     "Menu", "255 255 255",           /* COLOR_MENU                */
  32     "Window", "255 255 255",         /* COLOR_WINDOW              */
  33     "WindowFrame", "0 0 0",          /* COLOR_WINDOWFRAME         */
  34     "MenuText", "0 0 0",             /* COLOR_MENUTEXT            */
  35     "WindowText", "0 0 0",           /* COLOR_WINDOWTEXT          */
  36     "TitleText", "255 255 255",      /* COLOR_CAPTIONTEXT         */
  37     "ActiveBorder", "128 128 128",   /* COLOR_ACTIVEBORDER        */
  38     "InactiveBorder", "255 255 255", /* COLOR_INACTIVEBORDER      */
  39     "AppWorkspace", "255 255 232",   /* COLOR_APPWORKSPACE        */
  40     "Hilight", "224 224 224",        /* COLOR_HIGHLIGHT           */
  41     "HilightText", "0 0 0",          /* COLOR_HIGHLIGHTTEXT       */
  42     "ButtonFace", "192 192 192",     /* COLOR_BTNFACE             */
  43     "ButtonShadow", "128 128 128",   /* COLOR_BTNSHADOW           */
  44     "GrayText", "192 192 192",       /* COLOR_GRAYTEXT            */
  45     "ButtonText", "0 0 0",           /* COLOR_BTNTEXT             */
  46     "InactiveTitleText", "0 0 0",    /* COLOR_INACTIVECAPTIONTEXT */
  47     "ButtonHilight", "255 255 255",  /* COLOR_BTNHIGHLIGHT        */
  48     "3DDarkShadow", "32 32 32",      /* COLOR_3DDKSHADOW          */
  49     "3DLight", "192 192 192",        /* COLOR_3DLIGHT             */
  50     "InfoText", "0 0 0",             /* COLOR_INFOTEXT            */
  51     "InfoBackground", "255 255 192", /* COLOR_INFOBK              */
  52     "AlternateButtonFace", "184 180 184",  /* COLOR_ALTERNATEBTNFACE */
  53     "HotTrackingColor", "0 0 255",         /* COLOR_HOTLIGHT */
  54     "GradientActiveTitle", "16 132 208",   /* COLOR_GRADIENTACTIVECAPTION */
  55     "GradientInactiveTitle", "184 180 184" /* COLOR_GRADIENTINACTIVECAPTION */
  56 };
  57
  58 static const char * const DefSysColors95[] =
  59 {
  60     "Scrollbar", "223 223 223",      /* COLOR_SCROLLBAR           */
  61     "Background", "192 192 192",     /* COLOR_BACKGROUND          */
  62     "ActiveTitle", "0 0 128",        /* COLOR_ACTIVECAPTION       */
  63     "InactiveTitle", "128 128 128",  /* COLOR_INACTIVECAPTION     */
  64     "Menu", "192 192 192",           /* COLOR_MENU                */
  65     "Window", "255 255 255",         /* COLOR_WINDOW              */
  66     "WindowFrame", "0 0 0",          /* COLOR_WINDOWFRAME         */
  67     "MenuText", "0 0 0",             /* COLOR_MENUTEXT            */
  68     "WindowText", "0 0 0",           /* COLOR_WINDOWTEXT          */
  69     "TitleText", "255 255 255",      /* COLOR_CAPTIONTEXT         */
  70     "ActiveBorder", "192 192 192",   /* COLOR_ACTIVEBORDER        */
  71     "InactiveBorder", "192 192 192", /* COLOR_INACTIVEBORDER      */
  72     "AppWorkspace", "128 128 128",   /* COLOR_APPWORKSPACE        */
  73     "Hilight", "0 0 128",            /* COLOR_HIGHLIGHT           */
  74     "HilightText", "255 255 255",    /* COLOR_HIGHLIGHTTEXT       */
  75     "ButtonFace", "192 192 192",     /* COLOR_BTNFACE             */
  76     "ButtonShadow", "128 128 128",   /* COLOR_BTNSHADOW           */
  77     "GrayText", "128 128 128",       /* COLOR_GRAYTEXT            */
  78     "ButtonText", "0 0 0",           /* COLOR_BTNTEXT             */
  79     "InactiveTitleText", "0 0 0",    /* COLOR_INACTIVECAPTIONTEXT */
  80     "ButtonHilight", "255 255 255",  /* COLOR_BTNHIGHLIGHT        */
  81     "3DDarkShadow", "0 0 0",         /* COLOR_3DDKSHADOW          */
  82     "3DLight", "192 192 192",        /* COLOR_3DLIGHT             */
  83     "InfoText", "0 0 0",             /* COLOR_INFOTEXT            */
  84     "InfoBackground", "255 255 192", /* COLOR_INFOBK              */
  85     "AlternateButtonFace", "184 180 184",  /* COLOR_ALTERNATEBTNFACE */
  86     "HotTrackingColor", "0 0 255",         /* COLOR_HOTLIGHT */
  87     "GradientActiveTitle", "16 132 208",   /* COLOR_GRADIENTACTIVECAPTION */
  88     "GradientInactiveTitle", "184 180 184" /* COLOR_GRADIENTINACTIVECAPTION */
  89 };
  90
  91
  92 #define NUM_SYS_COLORS     (COLOR_GRADIENTINACTIVECAPTION+1)
  93
  94 static COLORREF SysColors[NUM_SYS_COLORS];
  95 static HBRUSH SysColorBrushes[NUM_SYS_COLORS];
  96 static HPEN   SysColorPens[NUM_SYS_COLORS];
  97
  98 #define MAKE_SOLID(color) \
  99        (PALETTEINDEX(GetNearestPaletteIndex(STOCK_DEFAULT_PALETTE,(color))))
 100
 101 /*************************************************************************
 102  *             SYSCOLOR_SetColor
 103  */
 104 static void SYSCOLOR_SetColor( int index, COLORREF color )
 105 {
 106     if (index < 0 || index >= NUM_SYS_COLORS) return;
 107     SysColors[index] = color;
 108     if (SysColorBrushes[index]) DeleteObject( SysColorBrushes[index] );
 109     SysColorBrushes[index] = CreateSolidBrush( color );
 110     if (SysColorPens[index]) DeleteObject( SysColorPens[index] );
 111     SysColorPens[index] = CreatePen( PS_SOLID, 1, color );
 112 }
 113
 114
 115 /*************************************************************************
 116  *             SYSCOLOR_Init
 117  */
 118 void SYSCOLOR_Init(void)
 119 {
 120     int i, r, g, b;
 121     const char * const *p;
 122     char buffer[100];
 123     BOOL bOk = FALSE, bNoReg = FALSE;
 124     HKEY  hKey;
 125
 126     p = (TWEAK_WineLook == WIN31_LOOK) ? DefSysColors : DefSysColors95;
 127
 128     /* first, try to read the values from the registry */
 129     if (VERSION_GetVersion() != WIN31)
 130     {
 131       if (RegCreateKeyExA(HKEY_CURRENT_USER, "Control Panel\\Colors", 0, 0, 0, KEY_ALL_ACCESS, 0, &hKey, 0))
 132         bNoReg = TRUE;
 133
 134     }
 135       for (i = 0; i < NUM_SYS_COLORS; i++)
 136       { bOk = FALSE;
 137
 138         /* first try, registry */
 139         if (!bNoReg)
 140         {
 141           DWORD dwDataSize = sizeof(buffer);
 142           if (!(RegQueryValueExA(hKey,(LPSTR)p[i*2], 0, 0, buffer, &dwDataSize)))
 143             if (sscanf( buffer, "%d %d %d", &r, &g, &b ) == 3)
 144               bOk = TRUE;
 145         }
 146
 147         /* second try, win.ini */
 148         if (!bOk)
 149         { GetProfileStringA( "colors", p[i*2], p[i*2+1], buffer, 100 );
 150           if (sscanf( buffer, " %d %d %d", &r, &g, &b ) == 3)
 151             bOk = TRUE;
 152         }
 153
 154         /* last chance, take the default */
 155         if (!bOk)
 156         { int iNumColors = sscanf( p[i*2+1], " %d %d %d", &r, &g, &b );
 157           assert (iNumColors==3);
 158         }
 159
 160         SYSCOLOR_SetColor( i, RGB(r,g,b) );
 161       }
 162       if (!bNoReg)
 163         RegCloseKey(hKey);
 164
 165 }
 166
 167
 168 /*************************************************************************
 169  *             GetSysColor16   (USER.180)
 170  */
 171 COLORREF WINAPI GetSysColor16( INT16 nIndex )
 172 {
 173     return GetSysColor (nIndex);
 174 }
 175
 176
 177 /*************************************************************************
 178  *             GetSysColor32   (USER32.289)
 179  */
 180 COLORREF WINAPI GetSysColor( INT nIndex )
 181 {
 182     if (nIndex >= 0 && nIndex < NUM_SYS_COLORS)
 183         return SysColors[nIndex];
 184     else
 185         return 0;
 186 }
 187
 188
 189 /*************************************************************************
 190  *             SetSysColors16   (USER.181)
 191  */
 192 VOID WINAPI SetSysColors16( INT16 nChanges, const INT16 *lpSysColor,
 193                             const COLORREF *lpColorValues )
 194 {
 195     int i;
 196
 197     for (i = 0; i < nChanges; i++)
 198     {
 199         SYSCOLOR_SetColor( lpSysColor[i], lpColorValues[i] );
 200     }
 201
 202     /* Send WM_SYSCOLORCHANGE message to all windows */
 203
 204     SendMessageA( HWND_BROADCAST, WM_SYSCOLORCHANGE, 0, 0 );
 205
 206     /* Repaint affected portions of all visible windows */
 207
 208     RedrawWindow( GetDesktopWindow(), NULL, 0,
 209                 RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW | RDW_ALLCHILDREN );
 210 }
 211
 212
 213 /*************************************************************************
 214  *             SetSysColors32   (USER32.505)
 215  */
 216 BOOL WINAPI SetSysColors( INT nChanges, const INT *lpSysColor,
 217                               const COLORREF *lpColorValues )
 218 {
 219     int i;
 220
 221     for (i = 0; i < nChanges; i++)
 222     {
 223         SYSCOLOR_SetColor( lpSysColor[i], lpColorValues[i] );
 224     }
 225
 226     /* Send WM_SYSCOLORCHANGE message to all windows */
 227
 228     SendMessageA( HWND_BROADCAST, WM_SYSCOLORCHANGE, 0, 0 );
 229
 230     /* Repaint affected portions of all visible windows */
 231
 232     RedrawWindow( GetDesktopWindow(), NULL, 0,
 233                 RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW | RDW_ALLCHILDREN );
 234     return TRUE;
 235 }
 236
 237
 238 /***********************************************************************
 239  *           GetSysColorBrush16    (USER.281)
 240  */
 241 HBRUSH16 WINAPI GetSysColorBrush16( INT16 index )
 242 {
 243     return (HBRUSH16)GetSysColorBrush(index);
 244 }
 245
 246
 247 /***********************************************************************
 248  *           GetSysColorBrush32    (USER32.290)
 249  */
 250 HBRUSH WINAPI GetSysColorBrush( INT index )
 251 {
 252     if (0 <= index && index < NUM_SYS_COLORS)
 253         return SysColorBrushes[index];
 254     WARN("Unknown index(%d)\n", index );
 255     return GetStockObject(LTGRAY_BRUSH);
 256 }
 257
 258
 259 /***********************************************************************
 260  *           GetSysColorPen16    (Not a Windows API)
 261  */
 262 HPEN16 WINAPI GetSysColorPen16( INT16 index )
 263 {
 264     return (HPEN16)GetSysColorPen(index);
 265 }
 266
 267
 268 /***********************************************************************
 269  *           GetSysColorPen32    (Not a Windows API)
 270  *
 271  * This function is new to the Wine lib -- it does not exist in
 272  * Windows. However, it is a natural complement for GetSysColorBrush
 273  * in the Win32 API and is needed quite a bit inside Wine.
 274  */
 275 HPEN WINAPI GetSysColorPen( INT index )
 276 {
 277     /* We can assert here, because this function is internal to Wine */
 278     assert (0 <= index && index < NUM_SYS_COLORS);
 279     return SysColorPens[index];
 280
 281 }