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
  34 BOOL ProcessCmdLine(LPSTR lpCmdLine);
  35
  36
  37 /*******************************************************************************
  38  * Global Variables:
  39  */
  40
  41 HINSTANCE hInst;
  42 HWND hFrameWnd;
  43 HWND hStatusBar;
  44 HMENU hMenuFrame;
  45 HMENU hPopupMenus = 0;
  46 UINT nClipboardFormat;
  47 LPCTSTR strClipboardFormat = _T("TODO: SET CORRECT FORMAT");
  48
  49
  50 #define MAX_LOADSTRING  100
  51 TCHAR szTitle[MAX_LOADSTRING];
  52 const TCHAR szFrameClass[] = {'R','E','G','E','D','I','T','_','F','R','A','M','E',0};
  53 const TCHAR szChildClass[] = {'R','E','G','E','D','I','T',0};
  54
  55
  56 /*******************************************************************************
  57  *
  58  *
  59  *   FUNCTION: InitInstance(HANDLE, int)
  60  *
  61  *   PURPOSE: Saves instance handle and creates main window
  62  *
  63  *   COMMENTS:
  64  *
  65  *        In this function, we save the instance handle in a global variable and
  66  *        create and display the main program window.
  67  */
  68
  69 static BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
  70 {
  71     WNDCLASSEX wcFrame = {
  72                              sizeof(WNDCLASSEX),
  73                              CS_HREDRAW | CS_VREDRAW/*style*/,
  74                              FrameWndProc,
  75                              0/*cbClsExtra*/,
  76                              0/*cbWndExtra*/,
  77                              hInstance,
  78                              LoadIcon(hInstance, MAKEINTRESOURCE(IDI_REGEDIT)),
  79                              LoadCursor(0, IDC_ARROW),
  80                              0/*hbrBackground*/,
  81                              0/*lpszMenuName*/,
  82                              szFrameClass,
  83                              (HICON)LoadImage(hInstance, MAKEINTRESOURCE(IDI_REGEDIT), IMAGE_ICON,
  84                                               GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED)
  85                          };
  86     ATOM hFrameWndClass = RegisterClassEx(&wcFrame); /* register frame window class */
  87
  88     WNDCLASSEX wcChild = {
  89                              sizeof(WNDCLASSEX),
  90                              CS_HREDRAW | CS_VREDRAW/*style*/,
  91                              ChildWndProc,
  92                              0/*cbClsExtra*/,
  93                              sizeof(HANDLE)/*cbWndExtra*/,
  94                              hInstance,
  95                              LoadIcon(hInstance, MAKEINTRESOURCE(IDI_REGEDIT)),
  96                              LoadCursor(0, IDC_ARROW),
  97                              0/*hbrBackground*/,
  98                              0/*lpszMenuName*/,
  99                              szChildClass,
 100                              (HICON)LoadImage(hInstance, MAKEINTRESOURCE(IDI_REGEDIT), IMAGE_ICON,
 101                                               GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED)
 102
 103                          };
 104     ATOM hChildWndClass = RegisterClassEx(&wcChild); /* register child windows class */
 105     hChildWndClass = hChildWndClass; /* warning eater */
 106
 107     hMenuFrame = LoadMenu(hInstance, MAKEINTRESOURCE(IDR_REGEDIT_MENU));
 108     hPopupMenus = LoadMenu(hInstance, MAKEINTRESOURCE(IDR_POPUP_MENUS));
 109
 110     /* Initialize the Windows Common Controls DLL */
 111     InitCommonControls();
 112
 113     /* register our hex editor control */
 114     HexEdit_Register();
 115
 116     nClipboardFormat = RegisterClipboardFormat(strClipboardFormat);
 117     /* if (nClipboardFormat == 0) {
 118         DWORD dwError = GetLastError();
 119     } */
 120
 121     hFrameWnd = CreateWindowEx(0, MAKEINTRESOURCE(hFrameWndClass), szTitle,
 122                                WS_OVERLAPPEDWINDOW | WS_EX_CLIENTEDGE,
 123                                CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
 124                                NULL, hMenuFrame, hInstance, NULL/*lpParam*/);
 125
 126     if (!hFrameWnd) {
 127         return FALSE;
 128     }
 129
 130     /* Create the status bar */
 131     hStatusBar = CreateStatusWindow(WS_VISIBLE|WS_CHILD|WS_CLIPSIBLINGS|SBT_NOBORDERS,
 132                                     _T(""), hFrameWnd, STATUS_WINDOW);
 133     if (hStatusBar) {
 134         /* Create the status bar panes */
 135         SetupStatusBar(hFrameWnd, FALSE);
 136         CheckMenuItem(GetSubMenu(hMenuFrame, ID_VIEW_MENU), ID_VIEW_STATUSBAR, MF_BYCOMMAND|MF_CHECKED);
 137     }
 138     ShowWindow(hFrameWnd, nCmdShow);
 139     UpdateWindow(hFrameWnd);
 140     return TRUE;
 141 }
 142
 143 /******************************************************************************/
 144
 145 static void ExitInstance(void)
 146 {
 147     DestroyMenu(hMenuFrame);
 148 }
 149
 150 static BOOL TranslateChildTabMessage(MSG *msg)
 151 {
 152     if (msg->message != WM_KEYDOWN) return FALSE;
 153     if (msg->wParam != VK_TAB) return FALSE;
 154     if (GetParent(msg->hwnd) != g_pChildWnd->hWnd) return FALSE;
 155     PostMessage(g_pChildWnd->hWnd, WM_COMMAND, ID_SWITCH_PANELS, 0);
 156     return TRUE;
 157 }
 158
 159 int APIENTRY WinMain(HINSTANCE hInstance,
 160                      HINSTANCE hPrevInstance,
 161                      LPSTR     lpCmdLine,
 162                      int       nCmdShow)
 163 {
 164     MSG msg;
 165     HACCEL hAccel;
 166
 167     if (ProcessCmdLine(lpCmdLine)) {
 168         return 0;
 169     }
 170
 171     /* Initialize global strings */
 172     LoadString(hInstance, IDS_APP_TITLE, szTitle, COUNT_OF(szTitle));
 173     LoadString(hInstance, IDS_REGISTRY_DEFAULT_VALUE, g_pszDefaultValueName, COUNT_OF(g_pszDefaultValueName));
 174
 175     /* Store instance handle in our global variable */
 176     hInst = hInstance;
 177
 178     /* Perform application initialization */
 179     if (!InitInstance(hInstance, nCmdShow)) {
 180         return FALSE;
 181     }
 182     hAccel = LoadAccelerators(hInstance, (LPCTSTR)IDC_REGEDIT);
 183
 184     /* Main message loop */
 185     while (GetMessage(&msg, NULL, 0, 0)) {
 186         if (!TranslateAccelerator(hFrameWnd, hAccel, &msg)
 187            && !TranslateChildTabMessage(&msg)) {
 188             TranslateMessage(&msg);
 189             DispatchMessage(&msg);
 190         }
 191     }
 192     ExitInstance();
 193     return msg.wParam;
 194 }