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:            lib/cpl/intl/time.c
  22  * PURPOSE:         Time property page
  23  * PROGRAMMER:      Eric Kohl
  24  */
  25
  26 #include <windows.h>
  27 #include <commctrl.h>
  28 #include <cpl.h>
  29 #include <tchar.h>
  30 #include <malloc.h>
  31
  32 #include "intl.h"
  33 #include "resource.h"
  34
  35 static HWND hwndEnum = NULL;
  36
  37 static BOOL CALLBACK
  38 TimeFormatEnumProc(LPTSTR lpTimeFormatString)
  39 {
  40     SendMessage(hwndEnum,
  41                 CB_ADDSTRING,
  42                 0,
  43                 (LPARAM)lpTimeFormatString);
  44
  45     return TRUE;
  46 }
  47
  48 static VOID
  49 UpdateTimeSample(HWND hWnd, LCID lcid)
  50 {
  51     TCHAR szBuffer[80];
  52
  53     GetTimeFormat(lcid, 0, NULL, NULL, szBuffer, 80);
  54     SendMessage(hWnd, WM_SETTEXT, 0, (LPARAM)szBuffer);
  55 }
  56
  57
  58 static VOID
  59 GetSelectedComboEntry(HWND hwndDlg, DWORD dwIdc, TCHAR *Buffer, UINT uSize)
  60 {
  61     int nIndex;
  62     HWND hChildWnd;
  63
  64     /* get handle to time format control */
  65     hChildWnd = GetDlgItem(hwndDlg, dwIdc);
  66     /* Get index to selected time format */
  67     nIndex = SendMessage(hChildWnd, CB_GETCURSEL, 0, 0);
  68     if (nIndex == CB_ERR)
  69         /* no selection? get content of the edit control */
  70         SendMessage(hChildWnd, WM_GETTEXT, uSize, (LPARAM)Buffer);
  71     else {
  72         LPTSTR tmp;
  73         UINT   uReqSize;
  74
  75         /* get requested size, including the null terminator;
  76          * it shouldn't be required because the previous CB_LIMITTEXT,
  77          * but it would be better to check it anyways */
  78         uReqSize = SendMessage(hChildWnd, CB_GETLBTEXTLEN, (WPARAM)nIndex, 0) + 1;
  79         /* allocate enough space to be more safe */
  80         tmp = (LPTSTR)_alloca(uReqSize*sizeof(TCHAR));
  81         /* get selected time format text */
  82         SendMessage(hChildWnd, CB_GETLBTEXT, (WPARAM)nIndex, (LPARAM)tmp);
  83         /* finally, copy the result into the output */
  84         _tcsncpy(Buffer, tmp, uSize);
  85     }
  86 }
  87
  88 /* Property page dialog callback */
  89 INT_PTR CALLBACK
  90 TimePageProc(HWND hwndDlg,
  91              UINT uMsg,
  92              WPARAM wParam,
  93              LPARAM lParam)
  94 {
  95     PGLOBALDATA pGlobalData;
  96
  97     pGlobalData = (PGLOBALDATA)GetWindowLongPtr(hwndDlg, DWLP_USER);
  98
  99     switch (uMsg)
 100     {
 101         case WM_INITDIALOG:
 102         {
 103             TCHAR Buffer[80];
 104             int nLen;
 105
 106             pGlobalData = (PGLOBALDATA)((LPPROPSHEETPAGE)lParam)->lParam;
 107             SetWindowLongPtr(hwndDlg, DWLP_USER, (LONG_PTR)pGlobalData);
 108
 109             /* Update the time format sample */
 110             UpdateTimeSample(GetDlgItem(hwndDlg, IDC_TIMESAMPLE), pGlobalData->lcid);
 111
 112             /* Get the time format */
 113             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEFORMAT),
 114                         CB_LIMITTEXT, MAX_TIMEFORMAT, 0);
 115
 116             /* Add available time formats to the list */
 117             hwndEnum = GetDlgItem(hwndDlg, IDC_TIMEFORMAT);
 118             EnumTimeFormats(TimeFormatEnumProc, pGlobalData->lcid, 0);
 119
 120             GetLocaleInfo(pGlobalData->lcid, LOCALE_STIMEFORMAT, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 121             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEFORMAT),
 122                         CB_SELECTSTRING,
 123                         -1,
 124                         (LPARAM)Buffer);
 125
 126             /* Get the time separator */
 127             SendMessage(GetDlgItem(hwndDlg, IDC_TIMESEPARATOR),
 128                         CB_LIMITTEXT, MAX_TIMESEPARATOR, 0);
 129             GetLocaleInfo(pGlobalData->lcid, LOCALE_STIME, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 130             SendMessage(GetDlgItem(hwndDlg, IDC_TIMESEPARATOR),
 131                         CB_ADDSTRING,
 132                         0,
 133                         (LPARAM)Buffer);
 134             SendMessage(GetDlgItem(hwndDlg, IDC_TIMESEPARATOR),
 135                         CB_SETCURSEL,
 136                         0, /* index */
 137                         0);
 138
 139             /* Get the AM symbol */
 140             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEAMSYMBOL),
 141                         CB_LIMITTEXT, MAX_TIMEAMSYMBOL, 0);
 142             nLen = GetLocaleInfo(pGlobalData->lcid, LOCALE_S1159, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 143             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEAMSYMBOL),
 144                         CB_ADDSTRING,
 145                         0,
 146                         (LPARAM)Buffer);
 147             if (nLen != 0)
 148             {
 149                 SendMessage(GetDlgItem(hwndDlg, IDC_TIMEAMSYMBOL),
 150                             CB_ADDSTRING,
 151                             0,
 152                             (LPARAM)_T(""));
 153             }
 154             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEAMSYMBOL),
 155                         CB_SETCURSEL,
 156                         0, /* index */
 157                         0);
 158
 159             /* Get the PM symbol */
 160             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEPMSYMBOL),
 161                         CB_LIMITTEXT, MAX_TIMEPMSYMBOL, 0);
 162             nLen = GetLocaleInfo(pGlobalData->lcid, LOCALE_S2359, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 163             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEPMSYMBOL),
 164                         CB_ADDSTRING,
 165                         0,
 166                         (LPARAM)Buffer);
 167             if (nLen != 0)
 168             {
 169                 SendMessage(GetDlgItem(hwndDlg, IDC_TIMEPMSYMBOL),
 170                            CB_ADDSTRING,
 171                            0,
 172                            (LPARAM)_T(""));
 173             }
 174             SendMessage(GetDlgItem(hwndDlg, IDC_TIMEPMSYMBOL),
 175                         CB_SETCURSEL,
 176                         0, /* index */
 177                         0);
 178         }
 179         break;
 180
 181         case WM_COMMAND:
 182             switch (LOWORD(wParam))
 183             {
 184                 case IDC_TIMEFORMAT:
 185                 case IDC_TIMESEPARATOR:
 186                 case IDC_TIMEAMSYMBOL:
 187                 case IDC_TIMEPMSYMBOL:
 188                     if (HIWORD(wParam) == CBN_SELCHANGE ||
 189                         HIWORD(wParam) == CBN_EDITCHANGE)
 190                     {
 191                         PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
 192                     }
 193                 break;
 194             }
 195             break;
 196
 197         case WM_NOTIFY:
 198         {
 199             LPNMHDR lpnm = (LPNMHDR)lParam;
 200
 201             if (lpnm->code == (UINT)PSN_APPLY)
 202             {
 203                 TCHAR Buffer[80];
 204
 205                 /* get selected/typed time format text */
 206                 GetSelectedComboEntry(hwndDlg, IDC_TIMEFORMAT, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 207
 208                 /* Set time format */
 209                 SetLocaleInfo(pGlobalData->lcid, LOCALE_STIMEFORMAT, Buffer);
 210
 211                 /* get selected/typed time separator text */
 212                 GetSelectedComboEntry(hwndDlg, IDC_TIMESEPARATOR, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 213
 214                 /* Set time separator */
 215                 SetLocaleInfo(pGlobalData->lcid, LOCALE_STIME, Buffer);
 216
 217                 /* get selected/typed AM symbol text */
 218                 GetSelectedComboEntry(hwndDlg, IDC_TIMEAMSYMBOL, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 219
 220                 /* Set the AM symbol */
 221                 SetLocaleInfo(pGlobalData->lcid, LOCALE_S1159, Buffer);
 222
 223                 /* get selected/typed PM symbol text */
 224                 GetSelectedComboEntry(hwndDlg, IDC_TIMEPMSYMBOL, Buffer, sizeof(Buffer)/sizeof(TCHAR));
 225
 226                 /* Set the PM symbol */
 227                 SetLocaleInfo(pGlobalData->lcid, LOCALE_S2359, Buffer);
 228
 229                 /* Update the time format sample */
 230                 UpdateTimeSample(GetDlgItem(hwndDlg, IDC_TIMESAMPLE), pGlobalData->lcid);
 231             }
 232         }
 233         break;
 234     }
 235
 236     return FALSE;
 237 }
 238
 239 /* EOF */