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