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., 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 <stdlib.h>
  25 #include <tchar.h>
  26 #include <process.h>
  27 #include <stdio.h>
  28 #include <fcntl.h>
  29
  30 #define REGEDIT_DECLARE_FUNCTIONS
  31 #include "main.h"
  32
  33 LPCSTR g_pszDefaultValueName = _T("(Default)");
  34
  35 BOOL ProcessCmdLine(LPSTR lpCmdLine);
  36
  37
  38 /*******************************************************************************
  39  * Global Variables:
  40  */
  41
  42 HINSTANCE hInst;
  43 HWND hFrameWnd;
  44 HWND hStatusBar;
  45 HMENU hMenuFrame;
  46 HMENU hPopupMenus = 0;
  47 UINT nClipboardFormat;
  48 LPCTSTR strClipboardFormat = _T("TODO: SET CORRECT FORMAT");
  49
  50
  51 #define MAX_LOADSTRING  100
  52 TCHAR szTitle[MAX_LOADSTRING];
  53 TCHAR szFrameClass[MAX_LOADSTRING];
  54 TCHAR szChildClass[MAX_LOADSTRING];
  55
  56
  57 /*******************************************************************************
  58  *
  59  *
  60  *   FUNCTION: InitInstance(HANDLE, int)
  61  *
  62  *   PURPOSE: Saves instance handle and creates main window
  63  *
  64  *   COMMENTS:
  65  *
  66  *        In this function, we save the instance handle in a global variable and
  67  *        create and display the main program window.
  68  */
  69
  70 BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
  71 {
  72     WNDCLASSEX wcFrame = {
  73                              sizeof(WNDCLASSEX),
  74                              CS_HREDRAW | CS_VREDRAW/*style*/,
  75                              FrameWndProc,
  76                              0/*cbClsExtra*/,
  77                              0/*cbWndExtra*/,
  78                              hInstance,
  79                              LoadIcon(hInstance, MAKEINTRESOURCE(IDI_REGEDIT)),
  80                              LoadCursor(0, IDC_ARROW),
  81                              0/*hbrBackground*/,
  82                              0/*lpszMenuName*/,
  83                              szFrameClass,
  84                              (HICON)LoadImage(hInstance, MAKEINTRESOURCE(IDI_REGEDIT), IMAGE_ICON,
  85                                               GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED)
  86                          };
  87     ATOM hFrameWndClass = RegisterClassEx(&wcFrame); /* register frame window class */
  88
  89     WNDCLASSEX wcChild = {
  90                              sizeof(WNDCLASSEX),
  91                              CS_HREDRAW | CS_VREDRAW/*style*/,
  92                              ChildWndProc,
  93                              0/*cbClsExtra*/,
  94                              sizeof(HANDLE)/*cbWndExtra*/,
  95                              hInstance,
  96                              LoadIcon(hInstance, MAKEINTRESOURCE(IDI_REGEDIT)),
  97                              LoadCursor(0, IDC_ARROW),
  98                              0/*hbrBackground*/,
  99                              0/*lpszMenuName*/,
 100                              szChildClass,
 101                              (HICON)LoadImage(hInstance, MAKEINTRESOURCE(IDI_REGEDIT), IMAGE_ICON,
 102                                               GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED)
 103
 104                          };
 105     ATOM hChildWndClass = RegisterClassEx(&wcChild); /* register child windows class */
 106     hChildWndClass = hChildWndClass; /* warning eater */
 107
 108     hMenuFrame = LoadMenu(hInstance, MAKEINTRESOURCE(IDR_REGEDIT_MENU));
 109     hPopupMenus = LoadMenu(hInstance, MAKEINTRESOURCE(IDR_POPUP_MENUS));
 110
 111     /* Initialize the Windows Common Controls DLL */
 112     InitCommonControls();
 113
 114     nClipboardFormat = RegisterClipboardFormat(strClipboardFormat);
 115     /* if (nClipboardFormat == 0) {
 116         DWORD dwError = GetLastError();
 117     } */
 118
 119     hFrameWnd = CreateWindowEx(0, (LPCTSTR)(int)hFrameWndClass, szTitle,
 120                                WS_OVERLAPPEDWINDOW | WS_EX_CLIENTEDGE,
 121                                CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
 122                                NULL, hMenuFrame, hInstance, NULL/*lpParam*/);
 123
 124     if (!hFrameWnd) {
 125         return FALSE;
 126     }
 127
 128     /* Create the status bar */
 129     hStatusBar = CreateStatusWindow(WS_VISIBLE|WS_CHILD|WS_CLIPSIBLINGS|SBT_NOBORDERS,
 130                                     _T(""), hFrameWnd, STATUS_WINDOW);
 131     if (hStatusBar) {
 132         /* Create the status bar panes */
 133         SetupStatusBar(hFrameWnd, FALSE);
 134         CheckMenuItem(GetSubMenu(hMenuFrame, ID_VIEW_MENU), ID_VIEW_STATUSBAR, MF_BYCOMMAND|MF_CHECKED);
 135     }
 136     ShowWindow(hFrameWnd, nCmdShow);
 137     UpdateWindow(hFrameWnd);
 138     return TRUE;
 139 }
 140
 141 /******************************************************************************/
 142
 143 void ExitInstance(void)
 144 {
 145     DestroyMenu(hMenuFrame);
 146 }
 147
 148 BOOL TranslateChildTabMessage(MSG *msg)
 149 {
 150     if (msg->message != WM_KEYDOWN) return FALSE;
 151     if (msg->wParam != VK_TAB) return FALSE;
 152     if (GetParent(msg->hwnd) != g_pChildWnd->hWnd) return FALSE;
 153     PostMessage(g_pChildWnd->hWnd, WM_COMMAND, ID_SWITCH_PANELS, 0);
 154     return TRUE;
 155 }
 156
 157 int APIENTRY WinMain(HINSTANCE hInstance,
 158                      HINSTANCE hPrevInstance,
 159                      LPSTR     lpCmdLine,
 160                      int       nCmdShow)
 161 {
 162     MSG msg;
 163     HACCEL hAccel;
 164
 165     if (ProcessCmdLine(lpCmdLine)) {
 166         return 0;
 167     }
 168
 169     /* Initialize global strings */
 170     LoadString(hInstance, IDS_APP_TITLE, szTitle, COUNT_OF(szTitle));
 171     LoadString(hInstance, IDC_REGEDIT_FRAME, szFrameClass, COUNT_OF(szFrameClass));
 172     LoadString(hInstance, IDC_REGEDIT, szChildClass, COUNT_OF(szChildClass));
 173
 174     /* Store instance handle in our global variable */
 175     hInst = hInstance;
 176
 177     /* Perform application initialization */
 178     if (!InitInstance(hInstance, nCmdShow)) {
 179         return FALSE;
 180     }
 181     hAccel = LoadAccelerators(hInstance, (LPCTSTR)IDC_REGEDIT);
 182
 183     /* Main message loop */
 184     while (GetMessage(&msg, (HWND)NULL, 0, 0)) {
 185         if (!TranslateAccelerator(hFrameWnd, hAccel, &msg)
 186            && !TranslateChildTabMessage(&msg)) {
 187             TranslateMessage(&msg);
 188             DispatchMessage(&msg);
 189         }
 190     }
 191     ExitInstance();
 192     return msg.wParam;
 193 }