reactos/subsys/system/explorer/explorer.cpp

   1 /*
   2  * Copyright 2003 Martin Fuchs
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19
  20  //
  21  // Explorer clone
  22  //
  23  // explorer.cpp
  24  //
  25  // Martin Fuchs, 23.07.2003
  26  //
  27  // Credits: Thanks to Leon Finker for his explorer window example
  28  //
  29
  30
  31 #include "utility/utility.h"
  32
  33 #include "explorer.h"
  34 #include "globals.h"
  35 #include "externals.h"
  36
  37 #include "explorer_intres.h"
  38
  39
  40 ExplorerGlobals g_Globals;
  41
  42
  43 ExplorerGlobals::ExplorerGlobals()
  44 {
  45         _hInstance = 0;
  46         _hframeClass = 0;
  47         _cfStrFName = 0;
  48         _hMainWnd = 0;
  49         _prescan_nodes = false;
  50         _desktop_mode = false;
  51 }
  52
  53
  54 ResString::ResString(UINT nid)
  55 {
  56         TCHAR buffer[BUFFER_LEN];
  57
  58         int len = LoadString(g_Globals._hInstance, nid, buffer, sizeof(buffer)/sizeof(TCHAR));
  59
  60         assign(buffer, len);
  61 }
  62
  63
  64 ResIcon::ResIcon(UINT nid)
  65 {
  66         _hIcon = LoadIcon(g_Globals._hInstance, MAKEINTRESOURCE(nid));
  67 }
  68
  69 SmallIcon::SmallIcon(UINT nid)
  70 {
  71         _hIcon = (HICON)LoadImage(g_Globals._hInstance, MAKEINTRESOURCE(nid), IMAGE_ICON, GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED);
  72 }
  73
  74
  75 void explorer_show_frame(HWND hwndDesktop, int cmdshow)
  76 {
  77         if (g_Globals._hMainWnd)
  78                 return;
  79
  80         g_Globals._prescan_nodes = false;
  81
  82          // create main window
  83         g_Globals._hMainWnd = MainFrame::Create();
  84
  85         ShowWindow(g_Globals._hMainWnd, cmdshow);
  86
  87         UpdateWindow(g_Globals._hMainWnd);
  88
  89          // Open the first child window after initialiszing the whole application
  90         PostMessage(g_Globals._hMainWnd, PM_OPEN_WINDOW, 0, 0);
  91 }
  92
  93
  94 static void InitInstance(HINSTANCE hInstance)
  95 {
  96         setlocale(LC_COLLATE, "");      // set collating rules to local settings for compareName
  97
  98          // register frame window class
  99         g_Globals._hframeClass = IconWindowClass(CLASSNAME_FRAME,IDI_EXPLORER);
 100
 101          // register child windows class
 102         WindowClass(CLASSNAME_CHILDWND, CS_CLASSDC|CS_DBLCLKS|CS_VREDRAW).Register();
 103
 104          // register tree windows class
 105         WindowClass(CLASSNAME_WINEFILETREE, CS_CLASSDC|CS_DBLCLKS|CS_VREDRAW).Register();
 106
 107         g_Globals._cfStrFName = RegisterClipboardFormat(CFSTR_FILENAME);
 108 }
 109
 110
 111 int explorer_main(HINSTANCE hInstance, HWND hwndDesktop, int cmdshow)
 112 {
 113          // initialize COM and OLE
 114         OleInit usingCOM;
 115
 116          // initialize Common Controls library
 117         CommonControlInit usingCmnCtrl;
 118
 119         try {
 120                 InitInstance(hInstance);
 121         } catch(COMException& e) {
 122                 HandleException(e, g_Globals._hMainWnd);
 123                 return -1;
 124         }
 125
 126         if (hwndDesktop)
 127                 g_Globals._desktop_mode = true;
 128
 129         if (cmdshow != SW_HIDE) {
 130 #ifndef _ROS_   // don't maximize if being called from the ROS desktop
 131                 if (cmdshow == SW_SHOWNORMAL)
 132                                 /*TODO: read window placement from registry */
 133                         cmdshow = SW_MAXIMIZE;
 134 #endif
 135
 136                 explorer_show_frame(hwndDesktop, cmdshow);
 137         }
 138
 139         return Window::MessageLoop();
 140 }
 141
 142
 143 int WINAPI _tWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPTSTR lpCmdLine, int nShowCmd)
 144 {
 145          // create desktop window and task bar only, if there is no other shell and we are
 146          // the first explorer instance
 147         BOOL startup_desktop = !IsAnyDesktopRunning();
 148
 149          // If there is given the command line option "-desktop", create desktop window anyways
 150         if (!lstrcmp(lpCmdLine,TEXT("-desktop")))
 151                 startup_desktop = TRUE;
 152
 153         if (!lstrcmp(lpCmdLine,TEXT("-noexplorer"))) {
 154                 nShowCmd = SW_HIDE;
 155                 startup_desktop = TRUE;
 156         }
 157
 158         g_Globals._hInstance = hInstance;
 159
 160         HWND hwndDesktop = 0;
 161
 162         if (startup_desktop)
 163         {
 164                 hwndDesktop = create_desktop_window();
 165
 166                  // Initialize the explorer bar
 167                 HWND hwndExplorerBar = InitializeExplorerBar(hInstance);
 168
 169                  // Load plugins
 170 //              LoadAvailablePlugIns(hwndExplorerBar);
 171
 172 #ifndef _DEBUG  //MF: disabled for debugging
 173                 {
 174                 char* argv[] = {""};
 175                 startup(1, argv);
 176                 }
 177 #endif
 178         }
 179
 180         int ret = explorer_main(hInstance, hwndDesktop, nShowCmd);
 181
 182 //      ReleaseAvailablePlugIns();
 183
 184         return ret;
 185 }