subsys/system/explorer/shell/shellfs.h

   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  // shellfs.h
  24  //
  25  // Martin Fuchs, 23.07.2003
  26  //
  27
  28
  29 struct ShellEntry : public Entry
  30 {
  31         ShellEntry(Entry* parent, LPITEMIDLIST shell_path) : Entry(parent), _pidl(shell_path) {}
  32         ShellEntry(Entry* parent, const ShellPath& shell_path) : Entry(parent), _pidl(shell_path) {}
  33
  34         virtual void get_path(PTSTR path) const;
  35         virtual BOOL launch_entry(HWND hwnd, UINT nCmdShow=SW_SHOWNORMAL);
  36
  37         IShellFolder* get_parent_folder() const;
  38         LPITEMIDLIST create_absolute_pidl(HWND hwnd);
  39
  40         ShellPath       _pidl;
  41
  42 protected:
  43         ShellEntry(LPITEMIDLIST shell_path) : Entry(ET_SHELL), _pidl(shell_path) {}
  44         ShellEntry(const ShellPath& shell_path) : Entry(ET_SHELL), _pidl(shell_path) {}
  45 };
  46
  47
  48 struct ShellDirectory : public ShellEntry, public Directory
  49 {
  50         ShellDirectory(ShellFolder& root_folder, const ShellPath& shell_path, HWND hwnd)
  51          :      ShellEntry(shell_path),
  52                 _folder(root_folder, shell_path),
  53                 _hwnd(hwnd)
  54         {
  55                 lstrcpy(_data.cFileName, root_folder.get_name(shell_path));
  56                 _data.dwFileAttributes = FILE_ATTRIBUTE_DIRECTORY;
  57                 _shell_attribs = SFGAO_FOLDER;
  58
  59                 ShellFolder subfolder(root_folder, shell_path);
  60                 IShellFolder* pFolder = subfolder;
  61                 pFolder->AddRef();
  62                 _path = pFolder;
  63         }
  64
  65         explicit ShellDirectory(ShellDirectory* parent, LPITEMIDLIST shell_path, HWND hwnd)
  66          :      ShellEntry(parent, shell_path),
  67                 _folder(parent->_folder, shell_path),
  68                 _hwnd(hwnd)
  69         {
  70                 /* not neccessary - the caller will fill the info
  71                 lstrcpy(_data.cFileName, _folder.get_name(shell_path));
  72                 _data.dwFileAttributes = FILE_ATTRIBUTE_DIRECTORY;
  73                 _shell_attribs = SFGAO_FOLDER; */
  74
  75                 _folder->AddRef();
  76                 _path = _folder;
  77         }
  78
  79         ShellDirectory(const ShellDirectory& other)
  80          :      ShellEntry(other),
  81                 Directory(other),
  82                 _folder(other._folder),
  83                 _hwnd(other._hwnd)
  84         {
  85                 IShellFolder* pFolder = (IShellFolder*)_path;
  86                 pFolder->AddRef();
  87         }
  88
  89         ~ShellDirectory()
  90         {
  91                 IShellFolder* pFolder = (IShellFolder*)_path;
  92                 _path = NULL;
  93                 pFolder->Release();
  94         }
  95
  96         virtual void read_directory();
  97         virtual const void* get_next_path_component(const void*);
  98         virtual Entry* find_entry(const void* p);
  99
 100         virtual void get_path(PTSTR path) const;
 101
 102         ShellFolder _folder;
 103         HWND    _hwnd;
 104
 105 protected:
 106         bool    fill_w32fdata_shell(LPCITEMIDLIST pidl, SFGAOF attribs, WIN32_FIND_DATA*, BY_HANDLE_FILE_INFORMATION*);
 107 };
 108
 109
 110 inline IShellFolder* ShellEntry::get_parent_folder() const
 111 {
 112         if (_up)
 113                 return static_cast<ShellDirectory*>(_up)->_folder;
 114         else
 115                 return Desktop();
 116 }