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