programs/explorer/explorer.c

   1 /*
   2  * explorer.exe
   3  *
   4  * Copyright 2004 CodeWeavers, Mike Hearn
   5  * Copyright 2005,2006 CodeWeavers, Aric Stewart
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include <windows.h>
  23 #include <ctype.h>
  24
  25 #include "explorer_private.h"
  26
  27 typedef struct parametersTAG {
  28     BOOL    explorer_mode;
  29     WCHAR   root[MAX_PATH];
  30     WCHAR   selection[MAX_PATH];
  31 } parameters_struct;
  32
  33
  34 static int CopyPathString(LPWSTR target, LPSTR source)
  35 {
  36     CHAR temp_buf[MAX_PATH];
  37     INT i = 0;
  38
  39     while (isspace(*source)) source++;
  40
  41     if (*source == '\"')
  42     {
  43         source ++;
  44         while (*source != '\"')
  45         {
  46             temp_buf[i] = *source;
  47             i++;
  48             source++;
  49         }
  50         temp_buf[i] = 0;
  51         source ++;
  52         i+=2;
  53     }
  54     else
  55     {
  56         while (*source && !isspace(*source))
  57         {
  58             temp_buf[i] = *source;
  59             i++;
  60             source++;
  61         }
  62         temp_buf[i] = 0;
  63     }
  64     MultiByteToWideChar(CP_ACP,0,temp_buf,-1,target,MAX_PATH);
  65     return i;
  66 }
  67
  68
  69 static void CopyPathRoot(LPWSTR root, LPWSTR path)
  70 {
  71     LPWSTR p,p2;
  72     INT i = 0;
  73
  74     p = path;
  75     while (*p!=0)
  76         p++;
  77
  78     while (*p!='\\' && p > path)
  79         p--;
  80
  81     if (p == path)
  82         return;
  83
  84     p2 = path;
  85     while (p2 != p)
  86     {
  87         root[i] = *p2;
  88         i++;
  89         p2++;
  90     }
  91     root[i] = 0;
  92 }
  93
  94 /*
  95  * Command Line parameters are:
  96  * [/n]  Opens in single-paned view for each selected items. This is default
  97  * [/e,] Uses Windows Explorer View
  98  * [/root,object] Specifies the root level of the view
  99  * [/select,object] parent folder is opened and specified object is selected
 100  */
 101 static void ParseCommandLine(LPSTR commandline,parameters_struct *parameters)
 102 {
 103     LPSTR p;
 104     LPSTR p2;
 105
 106     p2 = commandline;
 107     p = strchr(commandline,'/');
 108     while(p)
 109     {
 110         p++;
 111         if (strncmp(p,"n",1)==0)
 112         {
 113             parameters->explorer_mode = FALSE;
 114             p++;
 115         }
 116         else if (strncmp(p,"e,",2)==0)
 117         {
 118             parameters->explorer_mode = TRUE;
 119             p+=2;
 120         }
 121         else if (strncmp(p,"root,",5)==0)
 122         {
 123             p+=5;
 124             p+=CopyPathString(parameters->root,p);
 125         }
 126         else if (strncmp(p,"select,",7)==0)
 127         {
 128             p+=7;
 129             p+=CopyPathString(parameters->selection,p);
 130             if (!parameters->root[0])
 131                 CopyPathRoot(parameters->root,
 132                         parameters->selection);
 133         }
 134         else if (strncmp(p,"desktop",7)==0)
 135         {
 136             manage_desktop( p + 7 );  /* the rest of the command line is handled by desktop mode */
 137         }
 138         p2 = p;
 139         p = strchr(p,'/');
 140     }
 141     if (p2 && *p2)
 142     {
 143         /* left over command line is generally the path to be opened */
 144         CopyPathString(parameters->root,p2);
 145     }
 146 }
 147
 148 int WINAPI WinMain(HINSTANCE hinstance,
 149                    HINSTANCE previnstance,
 150                    LPSTR cmdline,
 151                    int cmdshow)
 152 {
 153     STARTUPINFOW si;
 154     PROCESS_INFORMATION info;
 155     parameters_struct   parameters;
 156     BOOL rc;
 157     static const WCHAR winefile[] = {'\\','w','i','n','e','f','i','l','e','.','e','x','e',0};
 158     static const WCHAR space[] = {' ',0};
 159     LPWSTR winefile_commandline = NULL;
 160     DWORD len = 0;
 161
 162     memset(&parameters,0,sizeof(parameters));
 163     memset(&si,0,sizeof(STARTUPINFOW));
 164
 165     ParseCommandLine(cmdline,&parameters);
 166     len = GetSystemDirectoryW( NULL, 0 ) + sizeof(winefile)/sizeof(WCHAR);
 167
 168     if (parameters.selection[0]) len += lstrlenW(parameters.selection) + 2;
 169     else if (parameters.root[0]) len += lstrlenW(parameters.root) + 3;
 170
 171     winefile_commandline = HeapAlloc(GetProcessHeap(),0,len*sizeof(WCHAR));
 172     GetSystemDirectoryW( winefile_commandline, len );
 173     lstrcatW(winefile_commandline,winefile);
 174
 175     if (parameters.selection[0])
 176     {
 177         lstrcatW(winefile_commandline,space);
 178         lstrcatW(winefile_commandline,parameters.selection);
 179     }
 180     else if (parameters.root[0])
 181     {
 182         lstrcatW(winefile_commandline,space);
 183         lstrcatW(winefile_commandline,parameters.root);
 184         if (winefile_commandline[lstrlenW(winefile_commandline)-1]!='\\')
 185         {
 186             static const WCHAR slash[] = {'\\',0};
 187             lstrcatW(winefile_commandline,slash);
 188         }
 189     }
 190
 191     rc = CreateProcessW(NULL, winefile_commandline, NULL, NULL, FALSE, 0, NULL,
 192                         parameters.root, &si, &info);
 193
 194     HeapFree(GetProcessHeap(),0,winefile_commandline);
 195
 196     if (!rc)
 197         return 0;
 198
 199     WaitForSingleObject(info.hProcess,INFINITE);
 200     return 0;
 201 }