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