base/applications/msconfig_new/freeldrpage.c

   1 /*
   2  * PROJECT:     ReactOS Applications
   3  * LICENSE:     LGPL - See COPYING in the top level directory
   4  * FILE:        base/applications/msconfig_new/freeldrpage.c
   5  * PURPOSE:     Freeloader configuration page message handler
   6  * COPYRIGHT:   Copyright 2005-2006 Christoph von Wittich <Christoph@ApiViewer.de>
   7  *                        2011      Gregor Schneider <Gregor.Schneider@reactos.org>
   8  *              Copyright 2011-2012 Hermes BELUSCA - MAITO <hermes.belusca@sfr.fr>
   9  */
  10
  11 #include "precomp.h"
  12 #include <share.h>
  13
  14 #include <wingdi.h>
  15 #include "comctl32supp.h"
  16
  17 #include "utils.h"
  18
  19 static HWND hFreeLdrPage;
  20
  21 LPCWSTR lpszFreeLdrIni = L"%SystemDrive%\\freeldr.ini";
  22 LPCWSTR lpszBootIni    = L"%SystemDrive%\\boot.ini";
  23
  24 typedef struct _FREELDR_SETTINGS
  25 {
  26     ULONG TimeOut;
  27     WCHAR szDefaultOS[512];
  28     ULONG szDefaultPos;
  29     ULONG OSConfigurationCount;
  30     BOOL  UseBootIni;
  31 } FREELDR_SETTINGS;
  32
  33 static FREELDR_SETTINGS Settings = { 0, {0}, 0, 0, FALSE };
  34
  35 static BOOL
  36 LoadIniFile(HWND hDlg,
  37             LPCWSTR lpszIniFile)
  38 {
  39     DWORD  dwNumOfChars;
  40     LPWSTR lpszFileName;
  41     FILE*  file;
  42
  43     WCHAR szBuffer[512];
  44     HWND hDlgCtrl;
  45     SIZE_T length;
  46     LRESULT pos;
  47
  48     SIZE size;
  49     LONG horzExt;
  50
  51     HDC hDC;
  52     HFONT hFont, hOldFont;
  53
  54     /*
  55      * Open for read + write (without file creation if it didn't already exist)
  56      * of a read-only text stream.
  57      */
  58     dwNumOfChars = ExpandEnvironmentStringsW(lpszIniFile, NULL, 0);
  59     lpszFileName = (LPWSTR)MemAlloc(0, dwNumOfChars * sizeof(WCHAR));
  60     ExpandEnvironmentStringsW(lpszIniFile, lpszFileName, dwNumOfChars);
  61
  62     file = _wfsopen(lpszFileName, L"rt", _SH_DENYWR); // r+t <-- read write text ; rt <-- read text
  63     MemFree(lpszFileName);
  64
  65     if (!file) return FALSE;
  66
  67     hDlgCtrl = GetDlgItem(hDlg, IDC_LIST_BOX);
  68
  69     hDC      = GetDC(hDlgCtrl);
  70     hFont    = (HFONT)SendMessageW(hDlgCtrl, WM_GETFONT, 0, 0);
  71     hOldFont = (HFONT)SelectObject(hDC, hFont);
  72
  73     while (!feof(file) && fgetws(szBuffer, ARRAYSIZE(szBuffer), file))
  74     {
  75         length = wcslen(szBuffer);
  76         if (length > 1)
  77         {
  78             /* Remove \r\n */
  79             szBuffer[length-1] = szBuffer[length] = L'\0';
  80
  81             pos = ListBox_AddString(hDlgCtrl, szBuffer);
  82
  83             GetTextExtentPoint32W(hDC, szBuffer, (int)wcslen(szBuffer), &size);
  84             horzExt = max((LONG)ListBox_GetHorizontalExtent(hDlgCtrl), size.cx + 5); // 5 to have a little room between the text and the end of the list box.
  85             ListBox_SetHorizontalExtent(hDlgCtrl, horzExt);
  86
  87             if (szBuffer[0] == L'[')
  88                 continue;
  89
  90             if (!_wcsnicmp(szBuffer, L"timeout=", 8))
  91             {
  92                 Settings.TimeOut = _wtoi(&szBuffer[8]);
  93                 continue;
  94             }
  95
  96             if (!_wcsnicmp(szBuffer, L"default=", 8))
  97             {
  98                 wcscpy(Settings.szDefaultOS, &szBuffer[8]);
  99                 continue;
 100             }
 101             if (pos != LB_ERR)
 102                 ListBox_SetItemData(hDlgCtrl, pos, 1); // indicate that this item is a boot entry
 103
 104             Settings.OSConfigurationCount++;
 105         }
 106     }
 107
 108     SelectObject(hDC, hOldFont);
 109     ReleaseDC(hDlgCtrl, hDC);
 110
 111     fclose(file);
 112     Settings.UseBootIni = TRUE;
 113
 114     /*
 115      * Start to search for the string at the "operating systems" section
 116      * (after the "boot loader" section, which takes 3 lines in the .INI file).
 117      */
 118     pos = ListBox_FindString(hDlgCtrl, 3, Settings.szDefaultOS);
 119     if (pos != LB_ERR)
 120     {
 121         Settings.szDefaultPos = (ULONG)pos;
 122         ListBox_SetCurSel(hDlgCtrl, pos);
 123         // SendMessageW(hDlgCtrl, WM_VSCROLL, SB_LINEDOWN, 0); // Or use SetScroll...()
 124     }
 125
 126     SetDlgItemInt(hDlg, IDC_TXT_BOOT_TIMEOUT, Settings.TimeOut, FALSE);
 127     if (Settings.OSConfigurationCount < 2)
 128     {
 129         EnableWindow(GetDlgItem(hDlg, IDC_BTN_SET_DEFAULT_BOOT), FALSE);
 130         EnableWindow(GetDlgItem(hDlg, IDC_BTN_MOVE_UP_BOOT_OPTION), FALSE);
 131         EnableWindow(GetDlgItem(hDlg, IDC_BTN_MOVE_DOWN_BOOT_OPTION), FALSE);
 132     }
 133
 134     return TRUE;
 135 }
 136
 137 INT_PTR CALLBACK
 138 FreeLdrPageWndProc(HWND   hDlg,
 139                    UINT   message,
 140                    WPARAM wParam,
 141                    LPARAM lParam)
 142 {
 143     switch (message)
 144     {
 145         case WM_INITDIALOG:
 146         {
 147             LPPROPSHEETPAGEW psp = (LPPROPSHEETPAGEW)lParam;
 148
 149             hFreeLdrPage = hDlg;
 150             LoadIniFile(hDlg, (LPWSTR)(psp->lParam));
 151             return TRUE;
 152         }
 153
 154         case WM_COMMAND:
 155         {
 156             switch (LOWORD(wParam))
 157             {
 158                 case IDC_BTN_ADVANCED_OPTIONS:
 159                     // DialogBoxW(hInst, MAKEINTRESOURCEW(IDD_FREELDR_ADVANCED_DIALOG), hDlg /* hMainWnd */, NULL /*FileExtractDialogWndProc*/);
 160                     break;
 161
 162                 // default:
 163                 //     return FALSE;
 164             }
 165
 166             switch (HIWORD(wParam))
 167             {
 168                 case LBN_SELCHANGE:
 169                 {
 170                     HWND hWnd = (HWND)lParam;
 171                     LRESULT pos;
 172
 173                     pos = ListBox_GetCurSel(hWnd);
 174                     if (pos != LB_ERR)
 175                     {
 176                         if (!ListBox_GetItemData(hWnd, pos)) // Line is not a default one
 177                             ListBox_SetCurSel(hWnd, Settings.szDefaultPos);
 178                         else
 179                             Settings.szDefaultPos = (ULONG)pos;
 180
 181                         // SendMessageW((HWND)lParam, WM_VSCROLL, SB_LINEDOWN, 0); // Or use SetScroll...()
 182                     }
 183
 184                     return TRUE;
 185                 }
 186             }
 187         }
 188
 189         default:
 190             return FALSE;
 191     }
 192
 193     // return FALSE;
 194 }