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