reactos/subsys/system/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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  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 <accctrl.h>
  25 #include <unknwn.h>
  26 #include <stdlib.h>
  27 #include <tchar.h>
  28 #include <process.h>
  29 #include <stdio.h>
  30 #include <fcntl.h>
  31
  32 #include "main.h"
  33 #include "hexedit.h"
  34 #include "security.h"
  35
  36 BOOL ProcessCmdLine(LPSTR lpCmdLine);
  37
  38
  39 /*******************************************************************************
  40  * Global Variables:
  41  */
  42
  43 HINSTANCE hInst;
  44 HWND hFrameWnd;
  45 HWND hStatusBar;
  46 HMENU hMenuFrame;
  47 HMENU hPopupMenus = 0;
  48 UINT nClipboardFormat;
  49 LPCTSTR strClipboardFormat = _T("TODO: SET CORRECT FORMAT");
  50
  51
  52 #define MAX_LOADSTRING  100
  53 TCHAR szTitle[MAX_LOADSTRING];
  54 TCHAR szFrameClass[MAX_LOADSTRING];
  55 TCHAR szChildClass[MAX_LOADSTRING];
  56
  57
  58 /*******************************************************************************
  59  *
  60  *
  61  *   FUNCTION: InitInstance(HANDLE, int)
  62  *
  63  *   PURPOSE: Saves instance handle and creates main window
  64  *
  65  *   COMMENTS:
  66  *
  67  *        In this function, we save the instance handle in a global variable and
  68  *        create and display the main program window.
  69  */
  70
  71 BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
  72 {
  73     BOOL AclUiAvailable;
  74
  75     WNDCLASSEX wcFrame = {
  76                              sizeof(WNDCLASSEX),
  77                              CS_HREDRAW | CS_VREDRAW/*style*/,
  78                              FrameWndProc,
  79                              0/*cbClsExtra*/,
  80                              0/*cbWndExtra*/,
  81                              hInstance,
  82                              LoadIcon(hInstance, MAKEINTRESOURCE(IDI_REGEDIT)),
  83                              LoadCursor(0, IDC_ARROW),
  84                              0/*hbrBackground*/,
  85                              0/*lpszMenuName*/,
  86                              szFrameClass,
  87                              (HICON)LoadImage(hInstance, MAKEINTRESOURCE(IDI_REGEDIT), IMAGE_ICON,
  88                                               GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED)
  89                          };
  90     ATOM hFrameWndClass = RegisterClassEx(&wcFrame); /* register frame window class */
  91
  92     WNDCLASSEX wcChild = {
  93                              sizeof(WNDCLASSEX),
  94                              CS_HREDRAW | CS_VREDRAW/*style*/,
  95                              ChildWndProc,
  96                              0/*cbClsExtra*/,
  97                              sizeof(HANDLE)/*cbWndExtra*/,
  98                              hInstance,
  99                              LoadIcon(hInstance, MAKEINTRESOURCE(IDI_REGEDIT)),
 100                              LoadCursor(0, IDC_ARROW),
 101                              0/*hbrBackground*/,
 102                              0/*lpszMenuName*/,
 103                              szChildClass,
 104                              (HICON)LoadImage(hInstance, MAKEINTRESOURCE(IDI_REGEDIT), IMAGE_ICON,
 105                                               GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED)
 106
 107                          };
 108     ATOM hChildWndClass = RegisterClassEx(&wcChild); /* register child windows class */
 109     hChildWndClass = hChildWndClass; /* warning eater */
 110
 111     RegisterHexEditorClass(hInstance);
 112
 113     hMenuFrame = LoadMenu(hInstance, MAKEINTRESOURCE(IDR_REGEDIT_MENU));
 114     hPopupMenus = LoadMenu(hInstance, MAKEINTRESOURCE(IDR_POPUP_MENUS));
 115
 116     /* Initialize the Windows Common Controls DLL */
 117     InitCommonControls();
 118
 119     AclUiAvailable = InitializeAclUiDll();
 120     if(!AclUiAvailable)
 121     {
 122       HMENU hEditMenu;
 123       /* hide the Edit/Permissions... menu entry */
 124       hEditMenu = GetSubMenu(hMenuFrame, 1);
 125       if(hEditMenu != NULL)
 126       {
 127         RemoveMenu(hEditMenu, ID_EDIT_PERMISSIONS, MF_BYCOMMAND);
 128         /* remove the separator after the menu item */
 129         RemoveMenu(hEditMenu, 4, MF_BYPOSITION);
 130       }
 131     }
 132
 133     nClipboardFormat = RegisterClipboardFormat(strClipboardFormat);
 134     /* if (nClipboardFormat == 0) {
 135         DWORD dwError = GetLastError();
 136     } */
 137
 138     hFrameWnd = CreateWindowEx(WS_EX_WINDOWEDGE, (LPCTSTR)(int)hFrameWndClass, szTitle,
 139                                WS_OVERLAPPEDWINDOW | WS_CLIPSIBLINGS | WS_CLIPCHILDREN,
 140                                CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
 141                                NULL, hMenuFrame, hInstance, NULL/*lpParam*/);
 142
 143     if (!hFrameWnd) {
 144         return FALSE;
 145     }
 146
 147     /* Create the status bar */
 148     hStatusBar = CreateStatusWindow(WS_VISIBLE|WS_CHILD|WS_CLIPSIBLINGS|SBT_NOBORDERS,
 149                                     _T(""), hFrameWnd, STATUS_WINDOW);
 150     if (hStatusBar) {
 151         /* Create the status bar panes */
 152         SetupStatusBar(hFrameWnd, FALSE);
 153         CheckMenuItem(GetSubMenu(hMenuFrame, ID_VIEW_MENU), ID_VIEW_STATUSBAR, MF_BYCOMMAND|MF_CHECKED);
 154     }
 155     ShowWindow(hFrameWnd, nCmdShow);
 156     UpdateWindow(hFrameWnd);
 157     return TRUE;
 158 }
 159
 160 /******************************************************************************/
 161
 162 void ExitInstance(HINSTANCE hInstance)
 163 {
 164     UnregisterHexEditorClass(hInstance);
 165     DestroyMenu(hMenuFrame);
 166     UnloadAclUiDll();
 167 }
 168
 169 BOOL TranslateChildTabMessage(MSG *msg)
 170 {
 171   if (msg->message != WM_KEYDOWN) return FALSE;
 172   if (msg->wParam != VK_TAB) return FALSE;
 173   if (GetParent(msg->hwnd) != g_pChildWnd->hWnd) return FALSE;
 174   PostMessage(g_pChildWnd->hWnd, WM_COMMAND, ID_SWITCH_PANELS, 0);
 175   return TRUE;
 176 }
 177
 178 int APIENTRY WinMain(HINSTANCE hInstance,
 179                      HINSTANCE hPrevInstance,
 180                      LPSTR     lpCmdLine,
 181                      int       nCmdShow)
 182 {
 183     MSG msg;
 184     HACCEL hAccel;
 185     /*
 186         int hCrt;
 187         FILE *hf;
 188         AllocConsole();
 189         hCrt = _open_osfhandle((long)GetStdHandle(STD_OUTPUT_HANDLE), _O_TEXT);
 190         hf = _fdopen(hCrt, "w");
 191         *stdout = *hf;
 192         setvbuf(stdout, NULL, _IONBF, 0);
 193
 194         wprintf(L"command line exit, hInstance = %d\n", hInstance);
 195         getch();
 196         FreeConsole();
 197         return 0;
 198      */
 199
 200     if (ProcessCmdLine(lpCmdLine)) {
 201         return 0;
 202     }
 203
 204     /* Initialize global strings */
 205     LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
 206     LoadString(hInstance, IDC_REGEDIT_FRAME, szFrameClass, MAX_LOADSTRING);
 207     LoadString(hInstance, IDC_REGEDIT, szChildClass, MAX_LOADSTRING);
 208
 209     /* Store instance handle in our global variable */
 210     hInst = hInstance;
 211
 212     /* Perform application initialization */
 213     if (!InitInstance(hInstance, nCmdShow)) {
 214         return FALSE;
 215     }
 216     hAccel = LoadAccelerators(hInstance, (LPCTSTR)IDC_REGEDIT);
 217
 218     /* Main message loop */
 219     while (GetMessage(&msg, (HWND)NULL, 0, 0)) {
 220         if (!TranslateAccelerator(msg.hwnd, hAccel, &msg)
 221             && !TranslateChildTabMessage(&msg)) {
 222             TranslateMessage(&msg);
 223             DispatchMessage(&msg);
 224         }
 225     }
 226     ExitInstance(hInstance);
 227     return msg.wParam;
 228 }