dll/cpl/intl/time.c

   1 /*
   2  *  ReactOS
   3  *  Copyright (C) 2004 ReactOS Team
   4  *
   5  *  This program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License along
  16  *  with this program; if not, write to the Free Software Foundation, Inc.,
  17  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18  */
  19 /*
  20  * PROJECT:         ReactOS International Control Panel
  21  * FILE:            dll/cpl/intl/time.c
  22  * PURPOSE:         Time property page
  23  * PROGRAMMER:      Eric Kohl
  24  */
  25
  26 #include "intl.h"
  27
  28 static HWND hwndEnum = NULL;
  29
  30 static BOOL CALLBACK
  31 TimeFormatEnumProc(LPTSTR lpTimeFormatString)
  32 {
  33     SendMessage(hwndEnum,
  34                 CB_ADDSTRING,
  35                 0,
  36                 (LPARAM)lpTimeFormatString);
  37
  38     return TRUE;
  39 }
  40
  41 static VOID
  42 UpdateTimeSample(HWND hWnd, LCID lcid)
  43 {
  44     TCHAR szBuffer[80];
  45
  46     GetTimeFormat(lcid, 0, NULL, NULL, szBuffer, 80);
  47     SendMessage(hWnd, WM_SETTEXT, 0, (LPARAM)szBuffer);
  48 }
  49
  50
  51 static VOID
  52 GetSelectedComboEntry(HWND hwndDlg, DWORD dwIdc, TCHAR *Buffer, UINT uSize)
  53 {
  54     int nIndex;
  55     HWND hChildWnd;
  56
  57     /* Get handle to time format control */
  58     hChildWnd = GetDlgItem(hwndDlg, dwIdc);
  59     /* Get index to selected time format */
  60     nIndex = SendMessage(hChildWnd, CB_GETCURSEL, 0, 0);
  61     if (nIndex == CB_ERR)
  62         /* No selection? Get content of the edit control */
  63         SendMessage(hChildWnd, WM_GETTEXT, uSize, (LPARAM)Buffer);
  64     else {
  65         LPTSTR tmp;
  66         UINT   uReqSize;
  67
  68         /* Get requested size, including the null terminator;
  69          * it shouldn't be required because the previous CB_LIMITTEXT,
  70          * but it would be better to check it anyways */
  71         uReqSize = SendMessage(hChildWnd, CB_GETLBTEXTLEN, (WPARAM)nIndex, 0) + 1;
  72         /* Allocate enough space to be more safe */
  73         tmp = (LPTSTR)_alloca(uReqSize*sizeof(TCHAR));
  74         /* Get selected time format text */
  75         SendMessage(hChildWnd, CB_GETLBTEXT, (WPARAM)nIndex, (LPARAM)tmp);
  76         /* Finally, copy the result into the output */
  77         _tcsncpy(Buffer, tmp, uSize);
  78     }
  79 }
  80
  81 /* Property page dialog callback */
  82 INT_PTR CALLBACK
  83 TimePageProc(HWND hwndDlg,
  84              UINT uMsg,
  85              WPARAM wParam,
  86              LPARAM lParam)
  87 {
  88     PGLOBALDATA pGlobalData;
  89
  90     pGlobalData = (PGLOBALDATA)GetWindowLongPtr(hwndDlg, DWLP_USER);
  91
  92     switch (uMsg)
  93     {
  94         case WM_INITDIALOG:
  95         {
  96             TCHAR Buffer[80];
  97             int nLen;
  98
  99             pGlobalData = (PGLOBALDATA)((LPPROPSHEETPAGE)lParam)->lParam;
 100             SetWindowLongPtr(hwndDlg, DWLP_USER, (LONG_PTR)pGlobalData);
 101
 102             /* Update the time format sample */
 103             UpdateTimeSample(GetDlgItem(hwndDlg, IDC_TIMESAMPLE), pGlobalData->lcid);
 104
 105             /* Get the time format */
 106             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEFORMAT),
 107                         CB_LIMITTEXT, MAX_TIMEFORMAT, 0);
 108
 109             /* Add available time formats to the list */
 110             hwndEnum = GetDlgItem(hwndDlg, IDC_TIMEFORMAT);
 111             EnumTimeFormats(TimeFormatEnumProc, pGlobalData->lcid, 0);
 112
 113             GetLocaleInfo(pGlobalData->lcid, LOCALE_STIMEFORMAT, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 114             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEFORMAT),
 115                         CB_SELECTSTRING,
 116                         -1,
 117                         (LPARAM)Buffer);
 118
 119             /* Get the time separator */
 120             SendMessage(GetDlgItem(hwndDlg, IDC_TIMESEPARATOR),
 121                         CB_LIMITTEXT, MAX_TIMESEPARATOR, 0);
 122             GetLocaleInfo(pGlobalData->lcid, LOCALE_STIME, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 123             SendMessage(GetDlgItem(hwndDlg, IDC_TIMESEPARATOR),
 124                         CB_ADDSTRING,
 125                         0,
 126                         (LPARAM)Buffer);
 127             SendMessage(GetDlgItem(hwndDlg, IDC_TIMESEPARATOR),
 128                         CB_SETCURSEL,
 129                         0, /* Index */
 130                         0);
 131
 132             /* Get the AM symbol */
 133             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEAMSYMBOL),
 134                         CB_LIMITTEXT, MAX_TIMEAMSYMBOL, 0);
 135             nLen = GetLocaleInfo(pGlobalData->lcid, LOCALE_S1159, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 136             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEAMSYMBOL),
 137                         CB_ADDSTRING,
 138                         0,
 139                         (LPARAM)Buffer);
 140             if (nLen != 0)
 141             {
 142                 SendMessage(GetDlgItem(hwndDlg, IDC_TIMEAMSYMBOL),
 143                             CB_ADDSTRING,
 144                             0,
 145                             (LPARAM)_T(""));
 146             }
 147             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEAMSYMBOL),
 148                         CB_SETCURSEL,
 149                         0, /* Index */
 150                         0);
 151
 152             /* Get the PM symbol */
 153             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEPMSYMBOL),
 154                         CB_LIMITTEXT, MAX_TIMEPMSYMBOL, 0);
 155             nLen = GetLocaleInfo(pGlobalData->lcid, LOCALE_S2359, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 156             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEPMSYMBOL),
 157                         CB_ADDSTRING,
 158                         0,
 159                         (LPARAM)Buffer);
 160             if (nLen != 0)
 161             {
 162                 SendMessage(GetDlgItem(hwndDlg, IDC_TIMEPMSYMBOL),
 163                            CB_ADDSTRING,
 164                            0,
 165                            (LPARAM)_T(""));
 166             }
 167             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEPMSYMBOL),
 168                         CB_SETCURSEL,
 169                         0, /* Index */
 170                         0);
 171         }
 172         break;
 173
 174         case WM_COMMAND:
 175             switch (LOWORD(wParam))
 176             {
 177                 case IDC_TIMEFORMAT:
 178                 case IDC_TIMESEPARATOR:
 179                 case IDC_TIMEAMSYMBOL:
 180                 case IDC_TIMEPMSYMBOL:
 181                     if (HIWORD(wParam) == CBN_SELCHANGE ||
 182                         HIWORD(wParam) == CBN_EDITCHANGE)
 183                     {
 184                         PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
 185                     }
 186                 break;
 187             }
 188             break;
 189
 190         case WM_NOTIFY:
 191         {
 192             LPNMHDR lpnm = (LPNMHDR)lParam;
 193
 194             if (lpnm->code == (UINT)PSN_APPLY)
 195             {
 196                 TCHAR Buffer[80];
 197
 198                 /* Get selected/typed time format text */
 199                 GetSelectedComboEntry(hwndDlg, IDC_TIMEFORMAT, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 200
 201                 /* Set time format */
 202                 SetLocaleInfo(pGlobalData->lcid, LOCALE_STIMEFORMAT, Buffer);
 203
 204                 /* Get selected/typed time separator text */
 205                 GetSelectedComboEntry(hwndDlg, IDC_TIMESEPARATOR, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 206
 207                 /* Set time separator */
 208                 SetLocaleInfo(pGlobalData->lcid, LOCALE_STIME, Buffer);
 209
 210                 /* Get selected/typed AM symbol text */
 211                 GetSelectedComboEntry(hwndDlg, IDC_TIMEAMSYMBOL, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 212
 213                 /* Set the AM symbol */
 214                 SetLocaleInfo(pGlobalData->lcid, LOCALE_S1159, Buffer);
 215
 216                 /* Get selected/typed PM symbol text */
 217                 GetSelectedComboEntry(hwndDlg, IDC_TIMEPMSYMBOL, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 218
 219                 /* Set the PM symbol */
 220                 SetLocaleInfo(pGlobalData->lcid, LOCALE_S2359, Buffer);
 221
 222                 /* Update the time format sample */
 223                 UpdateTimeSample(GetDlgItem(hwndDlg, IDC_TIMESAMPLE), pGlobalData->lcid);
 224             }
 225         }
 226         break;
 227     }
 228
 229     return FALSE;
 230 }
 231
 232 /* EOF */