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 <tchar.h>
  26 #include <stdio.h>
  27 #include <fcntl.h>
  28
  29 #define REGEDIT_DECLARE_FUNCTIONS
  30 #include "main.h"
  31
  32 WCHAR g_pszDefaultValueName[64];
  33
  34 BOOL ProcessCmdLine(LPSTR lpCmdLine);
  35
  36 static const WCHAR hkey_local_machine[] = {'H','K','E','Y','_','L','O','C','A','L','_','M','A','C','H','I','N','E',0};
  37 static const WCHAR hkey_users[] = {'H','K','E','Y','_','U','S','E','R','S',0};
  38 static const WCHAR hkey_classes_root[] = {'H','K','E','Y','_','C','L','A','S','S','E','S','_','R','O','O','T',0};
  39 static const WCHAR hkey_current_config[] = {'H','K','E','Y','_','C','U','R','R','E','N','T','_','C','O','N','F','I','G',0};
  40 static const WCHAR hkey_current_user[] = {'H','K','E','Y','_','C','U','R','R','E','N','T','_','U','S','E','R',0};
  41 static const WCHAR hkey_dyn_data[] = {'H','K','E','Y','_','D','Y','N','_','D','A','T','A',0};
  42
  43 const WCHAR *reg_class_namesW[] = {hkey_local_machine, hkey_users,
  44                                    hkey_classes_root, hkey_current_config,
  45                                    hkey_current_user, hkey_dyn_data
  46                                   };
  47
  48 /*******************************************************************************
  49  * Global Variables:
  50  */
  51
  52 HINSTANCE hInst;
  53 HWND hFrameWnd;
  54 HWND hStatusBar;
  55 HMENU hMenuFrame;
  56 HMENU hPopupMenus = 0;
  57 UINT nClipboardFormat;
  58 const WCHAR strClipboardFormat[] = {'T','O','D','O',':',' ','S','E','T',' ','C','O','R','R','E','C','T',' ','F','O','R','M','A','T',0};
  59
  60
  61 #define MAX_LOADSTRING  100
  62 WCHAR szTitle[MAX_LOADSTRING];
  63 const WCHAR szFrameClass[] = {'R','E','G','E','D','I','T','_','F','R','A','M','E',0};
  64 const WCHAR szChildClass[] = {'R','E','G','E','D','I','T',0};
  65
  66 static BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
  67 {
  68     WCHAR empty = 0;
  69     WNDCLASSEXW wndclass = {0};
  70
  71     /* Frame class */
  72     wndclass.cbSize = sizeof(WNDCLASSEXW);
  73     wndclass.style = CS_HREDRAW | CS_VREDRAW;
  74     wndclass.lpfnWndProc = FrameWndProc;
  75     wndclass.hInstance = hInstance;
  76     wndclass.hIcon = LoadIconW(hInstance, MAKEINTRESOURCEW(IDI_REGEDIT));
  77     wndclass.hCursor = LoadCursorW(0, (LPCWSTR)IDC_ARROW);
  78     wndclass.lpszClassName = szFrameClass;
  79     wndclass.hIconSm = LoadImageW(hInstance, MAKEINTRESOURCEW(IDI_REGEDIT), IMAGE_ICON,
  80                                   GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED);
  81     RegisterClassExW(&wndclass);
  82
  83     /* Child class */
  84     wndclass.lpfnWndProc = ChildWndProc;
  85     wndclass.cbWndExtra = sizeof(HANDLE);
  86     wndclass.lpszClassName = szChildClass;
  87     RegisterClassExW(&wndclass);
  88
  89     hMenuFrame = LoadMenuW(hInstance, MAKEINTRESOURCEW(IDR_REGEDIT_MENU));
  90     hPopupMenus = LoadMenuW(hInstance, MAKEINTRESOURCEW(IDR_POPUP_MENUS));
  91
  92     /* Initialize the Windows Common Controls DLL */
  93     InitCommonControls();
  94
  95     /* register our hex editor control */
  96     HexEdit_Register();
  97
  98     nClipboardFormat = RegisterClipboardFormatW(strClipboardFormat);
  99
 100     hFrameWnd = CreateWindowExW(0, szFrameClass, szTitle,
 101                                 WS_OVERLAPPEDWINDOW | WS_EX_CLIENTEDGE,
 102                                 CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
 103                                 NULL, hMenuFrame, hInstance, NULL/*lpParam*/);
 104
 105     if (!hFrameWnd) {
 106         return FALSE;
 107     }
 108
 109     /* Create the status bar */
 110     hStatusBar = CreateStatusWindowW(WS_VISIBLE|WS_CHILD|WS_CLIPSIBLINGS|SBT_NOBORDERS,
 111                                     &empty, hFrameWnd, STATUS_WINDOW);
 112     if (hStatusBar) {
 113         /* Create the status bar panes */
 114         SetupStatusBar(hFrameWnd, FALSE);
 115         CheckMenuItem(GetSubMenu(hMenuFrame, ID_VIEW_MENU), ID_VIEW_STATUSBAR, MF_BYCOMMAND|MF_CHECKED);
 116     }
 117     ShowWindow(hFrameWnd, nCmdShow);
 118     UpdateWindow(hFrameWnd);
 119     return TRUE;
 120 }
 121
 122 /******************************************************************************/
 123
 124 static void ExitInstance(void)
 125 {
 126     DestroyMenu(hMenuFrame);
 127 }
 128
 129 static BOOL TranslateChildTabMessage(MSG *msg)
 130 {
 131     if (msg->message != WM_KEYDOWN) return FALSE;
 132     if (msg->wParam != VK_TAB) return FALSE;
 133     if (GetParent(msg->hwnd) != g_pChildWnd->hWnd) return FALSE;
 134     PostMessageW(g_pChildWnd->hWnd, WM_COMMAND, ID_SWITCH_PANELS, 0);
 135     return TRUE;
 136 }
 137
 138 int APIENTRY WinMain(HINSTANCE hInstance,
 139                      HINSTANCE hPrevInstance,
 140                      LPSTR     lpCmdLine,
 141                      int       nCmdShow)
 142 {
 143     MSG msg;
 144     HACCEL hAccel;
 145
 146     if (ProcessCmdLine(lpCmdLine)) {
 147         return 0;
 148     }
 149
 150     /* Initialize global strings */
 151     LoadStringW(hInstance, IDS_APP_TITLE, szTitle, COUNT_OF(szTitle));
 152     LoadStringW(hInstance, IDS_REGISTRY_DEFAULT_VALUE, g_pszDefaultValueName, COUNT_OF(g_pszDefaultValueName));
 153
 154     /* Store instance handle in our global variable */
 155     hInst = hInstance;
 156
 157     /* Perform application initialization */
 158     if (!InitInstance(hInstance, nCmdShow)) {
 159         return FALSE;
 160     }
 161     hAccel = LoadAcceleratorsW(hInstance, MAKEINTRESOURCEW(IDC_REGEDIT));
 162
 163     /* Main message loop */
 164     while (GetMessageW(&msg, NULL, 0, 0)) {
 165         if (!TranslateAcceleratorW(hFrameWnd, hAccel, &msg)
 166            && !TranslateChildTabMessage(&msg)) {
 167             TranslateMessage(&msg);
 168             DispatchMessageW(&msg);
 169         }
 170     }
 171     ExitInstance();
 172     return msg.wParam;
 173 }