dll/cpl/access/access.c

   1 /* $Id: access.c 29112 2007-09-19 21:31:49Z ekohl $
   2  *
   3  * PROJECT:         ReactOS Accessibility Control Panel
   4  * LICENSE:         GPL - See COPYING in the top level directory
   5  * FILE:            dll/cpl/access/access.c
   6  * PURPOSE:         Main control panel code
   7  * COPYRIGHT:       Copyright 2004 Johannes Anderwald (j_anderw@sbox.tugraz.at)
   8  *                  Copyright 2007 Eric Kohl
   9  */
  10
  11 #include "access.h"
  12
  13 #define NUM_APPLETS     (1)
  14
  15 LONG CALLBACK SystemApplet(VOID);
  16 HINSTANCE hApplet = 0;
  17 HWND hCPLWindow;
  18
  19 /* Applets */
  20 APPLET Applets[NUM_APPLETS] =
  21 {
  22     {IDI_CPLACCESS, IDS_CPLSYSTEMNAME, IDS_CPLSYSTEMDESCRIPTION, SystemApplet}
  23 };
  24
  25
  26 static BOOL
  27 ReadSettings(PGLOBAL_DATA pGlobalData)
  28 {
  29     DWORD dwDisposition;
  30     DWORD dwLength;
  31     HKEY hKey;
  32     LONG lError;
  33
  34     /* Get sticky keys information */
  35     pGlobalData->stickyKeys.cbSize = sizeof(STICKYKEYS);
  36     if (!SystemParametersInfo(SPI_GETSTICKYKEYS,
  37                               sizeof(STICKYKEYS),
  38                               &pGlobalData->stickyKeys,
  39                               0))
  40         return FALSE;
  41
  42     /* Get filter keys information */
  43     pGlobalData->filterKeys.cbSize = sizeof(FILTERKEYS);
  44     if (!SystemParametersInfo(SPI_GETFILTERKEYS,
  45                               sizeof(FILTERKEYS),
  46                               &pGlobalData->filterKeys,
  47                               0))
  48         return FALSE;
  49
  50     /* Get toggle keys information */
  51     pGlobalData->toggleKeys.cbSize = sizeof(TOGGLEKEYS);
  52     if (!SystemParametersInfo(SPI_GETTOGGLEKEYS,
  53                               sizeof(TOGGLEKEYS),
  54                               &pGlobalData->toggleKeys,
  55                               0))
  56         return FALSE;
  57
  58     /* Get keyboard preference information */
  59     if (!SystemParametersInfo(SPI_GETKEYBOARDPREF,
  60                               0,
  61                               &pGlobalData->bKeyboardPref,
  62                               0))
  63         return FALSE;
  64
  65     /* Get high contrast information */
  66     pGlobalData->highContrast.cbSize = sizeof(HIGHCONTRAST);
  67     SystemParametersInfo(SPI_GETHIGHCONTRAST,
  68                          sizeof(HIGHCONTRAST),
  69                          &pGlobalData->highContrast,
  70                          0);
  71
  72     SystemParametersInfo(SPI_GETCARETWIDTH,
  73                          0,
  74                          &pGlobalData->uCaretWidth,
  75                          0);
  76
  77     pGlobalData->uCaretBlinkTime = GetCaretBlinkTime();
  78
  79     /* Get sound settings */
  80     pGlobalData->ssSoundSentry.cbSize = sizeof(SOUNDSENTRY);
  81     SystemParametersInfo(SPI_GETSOUNDSENTRY,
  82                          sizeof(SOUNDSENTRY),
  83                          &pGlobalData->ssSoundSentry,
  84                          0);
  85
  86     SystemParametersInfo(SPI_GETSHOWSOUNDS,
  87                          0,
  88                          &pGlobalData->bShowSounds,
  89                          0);
  90
  91     /* Get mouse keys information */
  92     pGlobalData->mouseKeys.cbSize = sizeof(MOUSEKEYS);
  93     SystemParametersInfo(SPI_GETMOUSEKEYS,
  94                          sizeof(MOUSEKEYS),
  95                          &pGlobalData->mouseKeys,
  96                          0);
  97
  98     /* Get access timeout information */
  99     pGlobalData->accessTimeout.cbSize = sizeof(ACCESSTIMEOUT);
 100     SystemParametersInfo(SPI_GETACCESSTIMEOUT,
 101                          sizeof(ACCESSTIMEOUT),
 102                          &pGlobalData->accessTimeout,
 103                          0);
 104
 105     /* Get serial keys information */
 106     pGlobalData->serialKeys.cbSize = sizeof(SERIALKEYS);
 107     pGlobalData->serialKeys.lpszActivePort = pGlobalData->szActivePort;
 108     pGlobalData->serialKeys.lpszPort = pGlobalData->szPort;
 109     SystemParametersInfo(SPI_GETSERIALKEYS,
 110                          sizeof(SERIALKEYS),
 111                          &pGlobalData->serialKeys,
 112                          0);
 113
 114     pGlobalData->bWarningSounds = TRUE;
 115     pGlobalData->bSoundOnActivation = TRUE;
 116
 117     lError = RegCreateKeyEx(HKEY_CURRENT_USER,
 118                             _T("Control Panel\\Accessibility"),
 119                             0,
 120                             NULL,
 121                             REG_OPTION_NON_VOLATILE,
 122                             KEY_EXECUTE | KEY_QUERY_VALUE,
 123                             NULL,
 124                             &hKey,
 125                             &dwDisposition);
 126     if (lError != ERROR_SUCCESS)
 127         return TRUE;
 128
 129     dwLength = sizeof(BOOL);
 130     lError = RegQueryValueEx(hKey,
 131                              _T("Warning Sounds"),
 132                              NULL,
 133                              NULL,
 134                              (LPBYTE)&pGlobalData->bWarningSounds,
 135                              &dwLength);
 136     if (lError != ERROR_SUCCESS)
 137         pGlobalData->bWarningSounds = TRUE;
 138
 139     dwLength = sizeof(BOOL);
 140     lError = RegQueryValueEx(hKey,
 141                              _T("Sound On Activation"),
 142                              NULL,
 143                              NULL,
 144                              (LPBYTE)&pGlobalData->bSoundOnActivation,
 145                              &dwLength);
 146     if (lError != ERROR_SUCCESS)
 147         pGlobalData->bSoundOnActivation = TRUE;
 148
 149     RegCloseKey(hKey);
 150
 151     return TRUE;
 152 }
 153
 154
 155 static VOID
 156 InitPropSheetPage(PROPSHEETPAGE *psp, WORD idDlg, DLGPROC DlgProc, PGLOBAL_DATA pGlobalData)
 157 {
 158     ZeroMemory(psp, sizeof(PROPSHEETPAGE));
 159     psp->dwSize = sizeof(PROPSHEETPAGE);
 160     psp->dwFlags = PSP_DEFAULT;
 161     psp->hInstance = hApplet;
 162     psp->pszTemplate = MAKEINTRESOURCE(idDlg);
 163     psp->pfnDlgProc = DlgProc;
 164     psp->lParam = (LPARAM)pGlobalData;
 165 }
 166
 167
 168 /* First Applet */
 169
 170 LONG CALLBACK
 171 SystemApplet(VOID)
 172 {
 173     PGLOBAL_DATA pGlobalData;
 174     PROPSHEETPAGE psp[5];
 175     PROPSHEETHEADER psh;
 176     TCHAR Caption[1024];
 177     INT ret;
 178
 179     LoadString(hApplet, IDS_CPLSYSTEMNAME, Caption, sizeof(Caption) / sizeof(TCHAR));
 180
 181     pGlobalData = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(GLOBAL_DATA));
 182     if (pGlobalData == NULL)
 183         return 0;
 184
 185     if (!ReadSettings(pGlobalData))
 186         return 0;
 187
 188     ZeroMemory(&psh, sizeof(PROPSHEETHEADER));
 189     psh.dwSize = sizeof(PROPSHEETHEADER);
 190     psh.dwFlags =  PSH_PROPSHEETPAGE;
 191     psh.hwndParent = hCPLWindow;
 192     psh.hInstance = hApplet;
 193     psh.hIcon = LoadIcon(hApplet, MAKEINTRESOURCE(IDI_CPLACCESS));
 194     psh.pszCaption = Caption;
 195     psh.nPages = sizeof(psp) / sizeof(PROPSHEETPAGE);
 196     psh.nStartPage = 0;
 197     psh.ppsp = psp;
 198
 199     InitPropSheetPage(&psp[0], IDD_PROPPAGEKEYBOARD, (DLGPROC)KeyboardPageProc, pGlobalData);
 200     InitPropSheetPage(&psp[1], IDD_PROPPAGESOUND, (DLGPROC)SoundPageProc, pGlobalData);
 201     InitPropSheetPage(&psp[2], IDD_PROPPAGEDISPLAY, (DLGPROC)DisplayPageProc, pGlobalData);
 202     InitPropSheetPage(&psp[3], IDD_PROPPAGEMOUSE, (DLGPROC)MousePageProc, pGlobalData);
 203     InitPropSheetPage(&psp[4], IDD_PROPPAGEGENERAL, (DLGPROC)GeneralPageProc, pGlobalData);
 204
 205     ret = PropertySheet(&psh);
 206
 207     HeapFree(GetProcessHeap(), 0, pGlobalData);
 208
 209     return (LONG)(ret != -1);
 210 }
 211
 212 /* Control Panel Callback */
 213 LONG CALLBACK
 214 CPlApplet(HWND hwndCPl,
 215           UINT uMsg,
 216           LPARAM lParam1,
 217           LPARAM lParam2)
 218 {
 219     INT i = (INT)lParam1;
 220
 221     switch (uMsg)
 222     {
 223         case CPL_INIT:
 224             return TRUE;
 225
 226         case CPL_GETCOUNT:
 227             return NUM_APPLETS;
 228
 229         case CPL_INQUIRE:
 230             {
 231                 CPLINFO *CPlInfo = (CPLINFO*)lParam2;
 232                 CPlInfo->lData = 0;
 233                 CPlInfo->idIcon = Applets[i].idIcon;
 234                 CPlInfo->idName = Applets[i].idName;
 235                 CPlInfo->idInfo = Applets[i].idDescription;
 236             }
 237             break;
 238
 239         case CPL_DBLCLK:
 240             hCPLWindow = hwndCPl;
 241             Applets[i].AppletProc();
 242             break;
 243     }
 244
 245     return FALSE;
 246 }
 247
 248
 249 BOOL WINAPI
 250 DllMain(HINSTANCE hinstDLL,
 251         DWORD dwReason,
 252         LPVOID lpvReserved)
 253 {
 254     UNREFERENCED_PARAMETER(lpvReserved);
 255
 256     switch (dwReason)
 257     {
 258         case DLL_PROCESS_ATTACH:
 259         case DLL_THREAD_ATTACH:
 260             hApplet = hinstDLL;
 261             break;
 262     }
 263
 264   return TRUE;
 265 }
 266