reactos/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 <windows.h>
  12 #include <commctrl.h>
  13 #include <cpl.h>
  14 #include <stdlib.h>
  15 #include <tchar.h>
  16 #include "resource.h"
  17 #include "access.h"
  18
  19 #define NUM_APPLETS     (1)
  20
  21 LONG CALLBACK SystemApplet(VOID);
  22 HINSTANCE hApplet = 0;
  23
  24 /* Applets */
  25 APPLET Applets[NUM_APPLETS] =
  26 {
  27     {IDI_CPLACCESS, IDS_CPLSYSTEMNAME, IDS_CPLSYSTEMDESCRIPTION, SystemApplet}
  28 };
  29
  30
  31 static BOOL
  32 ReadSettings(PGLOBAL_DATA pGlobalData)
  33 {
  34     DWORD dwDisposition;
  35     DWORD dwLength;
  36     HKEY hKey;
  37     LONG lError;
  38
  39     /* Get sticky keys information */
  40     pGlobalData->stickyKeys.cbSize = sizeof(STICKYKEYS);
  41     if (!SystemParametersInfo(SPI_GETSTICKYKEYS,
  42                               sizeof(STICKYKEYS),
  43                               &pGlobalData->stickyKeys,
  44                               0))
  45         return FALSE;
  46
  47     /* Get filter keys information */
  48     pGlobalData->filterKeys.cbSize = sizeof(FILTERKEYS);
  49     if (!SystemParametersInfo(SPI_GETFILTERKEYS,
  50                               sizeof(FILTERKEYS),
  51                               &pGlobalData->filterKeys,
  52                               0))
  53         return FALSE;
  54
  55     /* Get toggle keys information */
  56     pGlobalData->toggleKeys.cbSize = sizeof(TOGGLEKEYS);
  57     if (!SystemParametersInfo(SPI_GETTOGGLEKEYS,
  58                               sizeof(TOGGLEKEYS),
  59                               &pGlobalData->toggleKeys,
  60                               0))
  61         return FALSE;
  62
  63     /* Get keyboard preference information */
  64     if (!SystemParametersInfo(SPI_GETKEYBOARDPREF,
  65                               0,
  66                               &pGlobalData->bKeyboardPref,
  67                               0))
  68         return FALSE;
  69
  70     /* Get high contrast information */
  71     pGlobalData->highContrast.cbSize = sizeof(HIGHCONTRAST);
  72     SystemParametersInfo(SPI_GETHIGHCONTRAST,
  73                          sizeof(HIGHCONTRAST),
  74                          &pGlobalData->highContrast,
  75                          0);
  76
  77     SystemParametersInfo(SPI_GETCARETWIDTH,
  78                          0,
  79                          &pGlobalData->uCaretWidth,
  80                          0);
  81
  82     pGlobalData->uCaretBlinkTime = GetCaretBlinkTime();
  83
  84     /* get sound settings */
  85     pGlobalData->ssSoundSentry.cbSize = sizeof(SOUNDSENTRY);
  86     SystemParametersInfo(SPI_GETSOUNDSENTRY,
  87                          sizeof(SOUNDSENTRY),
  88                          &pGlobalData->ssSoundSentry,
  89                          0);
  90
  91     SystemParametersInfo(SPI_GETSHOWSOUNDS,
  92                          0,
  93                          &pGlobalData->bShowSounds,
  94                          0);
  95
  96     /* Get mouse keys information */
  97     pGlobalData->mouseKeys.cbSize = sizeof(MOUSEKEYS);
  98     SystemParametersInfo(SPI_GETMOUSEKEYS,
  99                          sizeof(MOUSEKEYS),
 100                          &pGlobalData->mouseKeys,
 101                          0);
 102
 103     /* Get access timeout information */
 104     pGlobalData->accessTimeout.cbSize = sizeof(ACCESSTIMEOUT);
 105     SystemParametersInfo(SPI_GETACCESSTIMEOUT,
 106                          sizeof(ACCESSTIMEOUT),
 107                          &pGlobalData->accessTimeout,
 108                          0);
 109
 110     /* Get serial keys information */
 111     pGlobalData->serialKeys.cbSize = sizeof(SERIALKEYS);
 112     pGlobalData->serialKeys.lpszActivePort = pGlobalData->szActivePort;
 113     pGlobalData->serialKeys.lpszPort = pGlobalData->szPort;
 114     SystemParametersInfo(SPI_GETSERIALKEYS,
 115                          sizeof(SERIALKEYS),
 116                          &pGlobalData->serialKeys,
 117                          0);
 118
 119     pGlobalData->bWarningSounds = TRUE;
 120     pGlobalData->bSoundOnActivation = TRUE;
 121
 122     lError = RegCreateKeyEx(HKEY_CURRENT_USER,
 123                             _T("Control Panel\\Accessibility"),
 124                             0,
 125                             NULL,
 126                             REG_OPTION_NON_VOLATILE,
 127                             KEY_EXECUTE | KEY_QUERY_VALUE,
 128                             NULL,
 129                             &hKey,
 130                             &dwDisposition);
 131     if (lError != ERROR_SUCCESS)
 132         return TRUE;
 133
 134     dwLength = sizeof(BOOL);
 135     lError = RegQueryValueEx(hKey,
 136                              _T("Warning Sounds"),
 137                              NULL,
 138                              NULL,
 139                              (LPBYTE)&pGlobalData->bWarningSounds,
 140                              &dwLength);
 141     if (lError != ERROR_SUCCESS)
 142         pGlobalData->bWarningSounds = TRUE;
 143
 144     dwLength = sizeof(BOOL);
 145     lError = RegQueryValueEx(hKey,
 146                              _T("Sound On Activation"),
 147                              NULL,
 148                              NULL,
 149                              (LPBYTE)&pGlobalData->bSoundOnActivation,
 150                              &dwLength);
 151     if (lError != ERROR_SUCCESS)
 152         pGlobalData->bSoundOnActivation = TRUE;
 153
 154     RegCloseKey(hKey);
 155
 156     return TRUE;
 157 }
 158
 159
 160 static VOID
 161 InitPropSheetPage(PROPSHEETPAGE *psp, WORD idDlg, DLGPROC DlgProc, PGLOBAL_DATA pGlobalData)
 162 {
 163     ZeroMemory(psp, sizeof(PROPSHEETPAGE));
 164     psp->dwSize = sizeof(PROPSHEETPAGE);
 165     psp->dwFlags = PSP_DEFAULT;
 166     psp->hInstance = hApplet;
 167     psp->pszTemplate = MAKEINTRESOURCE(idDlg);
 168     psp->pfnDlgProc = DlgProc;
 169     psp->lParam = (LPARAM)pGlobalData;
 170 }
 171
 172
 173 /* First Applet */
 174
 175 LONG CALLBACK
 176 SystemApplet(VOID)
 177 {
 178     PGLOBAL_DATA pGlobalData;
 179     PROPSHEETPAGE psp[5];
 180     PROPSHEETHEADER psh;
 181     TCHAR Caption[1024];
 182     INT ret;
 183
 184     LoadString(hApplet, IDS_CPLSYSTEMNAME, Caption, sizeof(Caption) / sizeof(TCHAR));
 185
 186     pGlobalData = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(GLOBAL_DATA));
 187     if (pGlobalData == NULL)
 188         return 0;
 189
 190     if (!ReadSettings(pGlobalData))
 191         return 0;
 192
 193     ZeroMemory(&psh, sizeof(PROPSHEETHEADER));
 194     psh.dwSize = sizeof(PROPSHEETHEADER);
 195     psh.dwFlags =  PSH_PROPSHEETPAGE;
 196     psh.hwndParent = NULL;
 197     psh.hInstance = hApplet;
 198     psh.hIcon = LoadIcon(hApplet, MAKEINTRESOURCE(IDI_CPLACCESS));
 199     psh.pszCaption = Caption;
 200     psh.nPages = sizeof(psp) / sizeof(PROPSHEETPAGE);
 201     psh.nStartPage = 0;
 202     psh.ppsp = psp;
 203
 204     InitPropSheetPage(&psp[0], IDD_PROPPAGEKEYBOARD, (DLGPROC)KeyboardPageProc, pGlobalData);
 205     InitPropSheetPage(&psp[1], IDD_PROPPAGESOUND, (DLGPROC)SoundPageProc, pGlobalData);
 206     InitPropSheetPage(&psp[2], IDD_PROPPAGEDISPLAY, (DLGPROC)DisplayPageProc, pGlobalData);
 207     InitPropSheetPage(&psp[3], IDD_PROPPAGEMOUSE, (DLGPROC)MousePageProc, pGlobalData);
 208     InitPropSheetPage(&psp[4], IDD_PROPPAGEGENERAL, (DLGPROC)GeneralPageProc, pGlobalData);
 209
 210     ret = PropertySheet(&psh);
 211
 212     HeapFree(GetProcessHeap(), 0, pGlobalData);
 213
 214     return (LONG)(ret != -1);
 215 }
 216
 217 /* Control Panel Callback */
 218 LONG CALLBACK
 219 CPlApplet(HWND hwndCPl,
 220           UINT uMsg,
 221           LPARAM lParam1,
 222           LPARAM lParam2)
 223 {
 224     INT i = (INT)lParam1;
 225
 226     UNREFERENCED_PARAMETER(hwndCPl);
 227
 228     switch (uMsg)
 229     {
 230         case CPL_INIT:
 231             return TRUE;
 232
 233         case CPL_GETCOUNT:
 234             return NUM_APPLETS;
 235
 236         case CPL_INQUIRE:
 237             {
 238                 CPLINFO *CPlInfo = (CPLINFO*)lParam2;
 239                 CPlInfo->lData = 0;
 240                 CPlInfo->idIcon = Applets[i].idIcon;
 241                 CPlInfo->idName = Applets[i].idName;
 242                 CPlInfo->idInfo = Applets[i].idDescription;
 243             }
 244             break;
 245
 246         case CPL_DBLCLK:
 247             Applets[i].AppletProc();
 248             break;
 249     }
 250
 251     return FALSE;
 252 }
 253
 254
 255 BOOL STDCALL
 256 DllMain(HINSTANCE hinstDLL,
 257         DWORD dwReason,
 258         LPVOID lpvReserved)
 259 {
 260     UNREFERENCED_PARAMETER(lpvReserved);
 261
 262     switch (dwReason)
 263     {
 264         case DLL_PROCESS_ATTACH:
 265         case DLL_THREAD_ATTACH:
 266             hApplet = hinstDLL;
 267             break;
 268     }
 269
 270   return TRUE;
 271 }
 272