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 TCHAR g_pszDefaultValueName[64];
  33 WCHAR g_pszDefaultValueNameW[64];
  34
  35 BOOL ProcessCmdLine(LPSTR lpCmdLine);
  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 LPCTSTR strClipboardFormat = _T("TODO: SET CORRECT FORMAT");
  60
  61
  62 #define MAX_LOADSTRING  100
  63 TCHAR szTitle[MAX_LOADSTRING];
  64 const TCHAR szFrameClass[] = {'R','E','G','E','D','I','T','_','F','R','A','M','E',0};
  65 const TCHAR szChildClass[] = {'R','E','G','E','D','I','T',0};
  66
  67
  68 /*******************************************************************************
  69  *
  70  *
  71  *   FUNCTION: InitInstance(HANDLE, int)
  72  *
  73  *   PURPOSE: Saves instance handle and creates main window
  74  *
  75  *   COMMENTS:
  76  *
  77  *        In this function, we save the instance handle in a global variable and
  78  *        create and display the main program window.
  79  */
  80
  81 static BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
  82 {
  83     WCHAR empty = 0;
  84     WNDCLASSEX wcFrame = {
  85                              sizeof(WNDCLASSEX),
  86                              CS_HREDRAW | CS_VREDRAW/*style*/,
  87                              FrameWndProc,
  88                              0/*cbClsExtra*/,
  89                              0/*cbWndExtra*/,
  90                              hInstance,
  91                              LoadIcon(hInstance, MAKEINTRESOURCE(IDI_REGEDIT)),
  92                              LoadCursor(0, IDC_ARROW),
  93                              0/*hbrBackground*/,
  94                              0/*lpszMenuName*/,
  95                              szFrameClass,
  96                              (HICON)LoadImage(hInstance, MAKEINTRESOURCE(IDI_REGEDIT), IMAGE_ICON,
  97                                               GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED)
  98                          };
  99     ATOM hFrameWndClass = RegisterClassEx(&wcFrame); /* register frame window class */
 100
 101     WNDCLASSEX wcChild = {
 102                              sizeof(WNDCLASSEX),
 103                              CS_HREDRAW | CS_VREDRAW/*style*/,
 104                              ChildWndProc,
 105                              0/*cbClsExtra*/,
 106                              sizeof(HANDLE)/*cbWndExtra*/,
 107                              hInstance,
 108                              LoadIcon(hInstance, MAKEINTRESOURCE(IDI_REGEDIT)),
 109                              LoadCursor(0, IDC_ARROW),
 110                              0/*hbrBackground*/,
 111                              0/*lpszMenuName*/,
 112                              szChildClass,
 113                              (HICON)LoadImage(hInstance, MAKEINTRESOURCE(IDI_REGEDIT), IMAGE_ICON,
 114                                               GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED)
 115
 116                          };
 117     ATOM hChildWndClass = RegisterClassEx(&wcChild); /* register child windows class */
 118     hChildWndClass = hChildWndClass; /* warning eater */
 119
 120     hMenuFrame = LoadMenuW(hInstance, MAKEINTRESOURCEW(IDR_REGEDIT_MENU));
 121     hPopupMenus = LoadMenuW(hInstance, MAKEINTRESOURCEW(IDR_POPUP_MENUS));
 122
 123     /* Initialize the Windows Common Controls DLL */
 124     InitCommonControls();
 125
 126     /* register our hex editor control */
 127     HexEdit_Register();
 128
 129     nClipboardFormat = RegisterClipboardFormat(strClipboardFormat);
 130     /* if (nClipboardFormat == 0) {
 131         DWORD dwError = GetLastError();
 132     } */
 133
 134     hFrameWnd = CreateWindowEx(0, MAKEINTRESOURCE(hFrameWndClass), szTitle,
 135                                WS_OVERLAPPEDWINDOW | WS_EX_CLIENTEDGE,
 136                                CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
 137                                NULL, hMenuFrame, hInstance, NULL/*lpParam*/);
 138
 139     if (!hFrameWnd) {
 140         return FALSE;
 141     }
 142
 143     /* Create the status bar */
 144     hStatusBar = CreateStatusWindowW(WS_VISIBLE|WS_CHILD|WS_CLIPSIBLINGS|SBT_NOBORDERS,
 145                                     &empty, hFrameWnd, STATUS_WINDOW);
 146     if (hStatusBar) {
 147         /* Create the status bar panes */
 148         SetupStatusBar(hFrameWnd, FALSE);
 149         CheckMenuItem(GetSubMenu(hMenuFrame, ID_VIEW_MENU), ID_VIEW_STATUSBAR, MF_BYCOMMAND|MF_CHECKED);
 150     }
 151     ShowWindow(hFrameWnd, nCmdShow);
 152     UpdateWindow(hFrameWnd);
 153     return TRUE;
 154 }
 155
 156 /******************************************************************************/
 157
 158 static void ExitInstance(void)
 159 {
 160     DestroyMenu(hMenuFrame);
 161 }
 162
 163 static BOOL TranslateChildTabMessage(MSG *msg)
 164 {
 165     if (msg->message != WM_KEYDOWN) return FALSE;
 166     if (msg->wParam != VK_TAB) return FALSE;
 167     if (GetParent(msg->hwnd) != g_pChildWnd->hWnd) return FALSE;
 168     PostMessage(g_pChildWnd->hWnd, WM_COMMAND, ID_SWITCH_PANELS, 0);
 169     return TRUE;
 170 }
 171
 172 int APIENTRY WinMain(HINSTANCE hInstance,
 173                      HINSTANCE hPrevInstance,
 174                      LPSTR     lpCmdLine,
 175                      int       nCmdShow)
 176 {
 177     MSG msg;
 178     HACCEL hAccel;
 179
 180     if (ProcessCmdLine(lpCmdLine)) {
 181         return 0;
 182     }
 183
 184     /* Initialize global strings */
 185     LoadString(hInstance, IDS_APP_TITLE, szTitle, COUNT_OF(szTitle));
 186     LoadString(hInstance, IDS_REGISTRY_DEFAULT_VALUE, g_pszDefaultValueName, COUNT_OF(g_pszDefaultValueName));
 187     LoadStringW(hInstance, IDS_REGISTRY_DEFAULT_VALUE, g_pszDefaultValueNameW, COUNT_OF(g_pszDefaultValueNameW));
 188
 189     /* Store instance handle in our global variable */
 190     hInst = hInstance;
 191
 192     /* Perform application initialization */
 193     if (!InitInstance(hInstance, nCmdShow)) {
 194         return FALSE;
 195     }
 196     hAccel = LoadAccelerators(hInstance, (LPCTSTR)IDC_REGEDIT);
 197
 198     /* Main message loop */
 199     while (GetMessage(&msg, NULL, 0, 0)) {
 200         if (!TranslateAccelerator(hFrameWnd, hAccel, &msg)
 201            && !TranslateChildTabMessage(&msg)) {
 202             TranslateMessage(&msg);
 203             DispatchMessage(&msg);
 204         }
 205     }
 206     ExitInstance();
 207     return msg.wParam;
 208 }