programs/regedit/main.c

   1 /*
   2  * Regedit main function
   3  *
   4  * Copyright (C) 2002 Robert Dickenson <robd@reactos.org>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define WIN32_LEAN_AND_MEAN     /* Exclude rarely-used stuff from Windows headers */
  22 #include <windows.h>
  23 #include <commctrl.h>
  24 #include <stdlib.h>
  25 #include <fcntl.h>
  26 #include "wine/debug.h"
  27
  28 #define REGEDIT_DECLARE_FUNCTIONS
  29 #include "main.h"
  30
  31 WINE_DEFAULT_DEBUG_CHANNEL(regedit);
  32
  33 WCHAR g_pszDefaultValueName[64];
  34
  35 BOOL ProcessCmdLine(WCHAR *cmdline);
  36
  37 static const WCHAR hkey_local_machine[] = {'H','K','E','Y','_','L','O','C','A','L','_','M','A','C','H','I','N','E',0};
  38 static const WCHAR hkey_users[] = {'H','K','E','Y','_','U','S','E','R','S',0};
  39 static const WCHAR hkey_classes_root[] = {'H','K','E','Y','_','C','L','A','S','S','E','S','_','R','O','O','T',0};
  40 static const WCHAR hkey_current_config[] = {'H','K','E','Y','_','C','U','R','R','E','N','T','_','C','O','N','F','I','G',0};
  41 static const WCHAR hkey_current_user[] = {'H','K','E','Y','_','C','U','R','R','E','N','T','_','U','S','E','R',0};
  42 static const WCHAR hkey_dyn_data[] = {'H','K','E','Y','_','D','Y','N','_','D','A','T','A',0};
  43
  44 const WCHAR *reg_class_namesW[] = {hkey_local_machine, hkey_users,
  45                                    hkey_classes_root, hkey_current_config,
  46                                    hkey_current_user, hkey_dyn_data
  47                                   };
  48
  49 /*******************************************************************************
  50  * Global Variables:
  51  */
  52
  53 HINSTANCE hInst;
  54 HWND hFrameWnd;
  55 HWND hStatusBar;
  56 HMENU hMenuFrame;
  57 HMENU hPopupMenus = 0;
  58 UINT nClipboardFormat;
  59 const WCHAR strClipboardFormat[] = {'T','O','D','O',':',' ','S','E','T',' ','C','O','R','R','E','C','T',' ','F','O','R','M','A','T',0};
  60
  61
  62 #define MAX_LOADSTRING  100
  63 WCHAR szTitle[MAX_LOADSTRING];
  64 const WCHAR szFrameClass[] = {'R','e','g','E','d','i','t','_','R','e','g','E','d','i','t',0};
  65 const WCHAR szChildClass[] = {'R','E','G','E','D','I','T',0};
  66
  67 static BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
  68 {
  69     WCHAR empty = 0;
  70     WNDCLASSEXW wndclass = {0};
  71
  72     /* Frame class */
  73     wndclass.cbSize = sizeof(WNDCLASSEXW);
  74     wndclass.style = CS_HREDRAW | CS_VREDRAW;
  75     wndclass.lpfnWndProc = FrameWndProc;
  76     wndclass.hInstance = hInstance;
  77     wndclass.hIcon = LoadIconW(hInstance, MAKEINTRESOURCEW(IDI_REGEDIT));
  78     wndclass.hCursor = LoadCursorW(0, (LPCWSTR)IDC_ARROW);
  79     wndclass.lpszClassName = szFrameClass;
  80     wndclass.hIconSm = LoadImageW(hInstance, MAKEINTRESOURCEW(IDI_REGEDIT), IMAGE_ICON,
  81                                   GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED);
  82     RegisterClassExW(&wndclass);
  83
  84     /* Child class */
  85     wndclass.lpfnWndProc = ChildWndProc;
  86     wndclass.cbWndExtra = sizeof(HANDLE);
  87     wndclass.lpszClassName = szChildClass;
  88     RegisterClassExW(&wndclass);
  89
  90     hMenuFrame = LoadMenuW(hInstance, MAKEINTRESOURCEW(IDR_REGEDIT_MENU));
  91     hPopupMenus = LoadMenuW(hInstance, MAKEINTRESOURCEW(IDR_POPUP_MENUS));
  92
  93     /* Initialize the Windows Common Controls DLL */
  94     InitCommonControls();
  95
  96     /* register our hex editor control */
  97     HexEdit_Register();
  98
  99     nClipboardFormat = RegisterClipboardFormatW(strClipboardFormat);
 100
 101     hFrameWnd = CreateWindowExW(0, szFrameClass, szTitle,
 102                                 WS_OVERLAPPEDWINDOW | WS_EX_CLIENTEDGE,
 103                                 CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
 104                                 NULL, hMenuFrame, hInstance, NULL/*lpParam*/);
 105
 106     if (!hFrameWnd) {
 107         return FALSE;
 108     }
 109
 110     /* Create the status bar */
 111     hStatusBar = CreateStatusWindowW(WS_VISIBLE|WS_CHILD|WS_CLIPSIBLINGS|SBT_NOBORDERS,
 112                                     &empty, hFrameWnd, STATUS_WINDOW);
 113     if (hStatusBar) {
 114         /* Create the status bar panes */
 115         SetupStatusBar(hFrameWnd, FALSE);
 116         CheckMenuItem(GetSubMenu(hMenuFrame, ID_VIEW_MENU), ID_VIEW_STATUSBAR, MF_BYCOMMAND|MF_CHECKED);
 117     }
 118     ShowWindow(hFrameWnd, nCmdShow);
 119     UpdateWindow(hFrameWnd);
 120     return TRUE;
 121 }
 122
 123 /******************************************************************************/
 124
 125 static void ExitInstance(void)
 126 {
 127     DestroyMenu(hMenuFrame);
 128 }
 129
 130 static BOOL TranslateChildTabMessage(MSG *msg)
 131 {
 132     if (msg->message != WM_KEYDOWN) return FALSE;
 133     if (msg->wParam != VK_TAB) return FALSE;
 134     if (GetParent(msg->hwnd) != g_pChildWnd->hWnd) return FALSE;
 135     PostMessageW(g_pChildWnd->hWnd, WM_COMMAND, ID_SWITCH_PANELS, 0);
 136     return TRUE;
 137 }
 138
 139 int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLine, int nCmdShow)
 140 {
 141     MSG msg;
 142     HACCEL hAccel;
 143     BOOL is_wow64;
 144
 145     if (ProcessCmdLine(GetCommandLineW())) {
 146         return 0;
 147     }
 148
 149     if (IsWow64Process( GetCurrentProcess(), &is_wow64 ) && is_wow64)
 150     {
 151         static const WCHAR filename[] = L"C:\\windows\\regedit.exe";
 152         STARTUPINFOW si;
 153         PROCESS_INFORMATION pi;
 154         void *redir;
 155         DWORD exit_code;
 156
 157         memset( &si, 0, sizeof(si) );
 158         si.cb = sizeof(si);
 159
 160         Wow64DisableWow64FsRedirection( &redir );
 161         if (CreateProcessW( filename, GetCommandLineW(), NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi ))
 162         {
 163             WINE_TRACE( "restarting %s\n", wine_dbgstr_w(filename) );
 164             WaitForSingleObject( pi.hProcess, INFINITE );
 165             GetExitCodeProcess( pi.hProcess, &exit_code );
 166             ExitProcess( exit_code );
 167         }
 168         else WINE_ERR( "failed to restart 64-bit %s, err %d\n", wine_dbgstr_w(filename), GetLastError() );
 169         Wow64RevertWow64FsRedirection( redir );
 170     }
 171
 172     /* Initialize global strings */
 173     LoadStringW(hInstance, IDS_APP_TITLE, szTitle, ARRAY_SIZE(szTitle));
 174     LoadStringW(hInstance, IDS_REGISTRY_DEFAULT_VALUE, g_pszDefaultValueName, ARRAY_SIZE(g_pszDefaultValueName));
 175
 176     /* Store instance handle in our global variable */
 177     hInst = hInstance;
 178
 179     /* Perform application initialization */
 180     if (!InitInstance(hInstance, nCmdShow)) {
 181         return FALSE;
 182     }
 183     hAccel = LoadAcceleratorsW(hInstance, MAKEINTRESOURCEW(IDC_REGEDIT));
 184
 185     /* Main message loop */
 186     while (GetMessageW(&msg, NULL, 0, 0)) {
 187         if (!TranslateAcceleratorW(hFrameWnd, hAccel, &msg)
 188            && !TranslateChildTabMessage(&msg)) {
 189             TranslateMessage(&msg);
 190             DispatchMessageW(&msg);
 191         }
 192     }
 193     ExitInstance();
 194     return msg.wParam;
 195 }