user/wxFile/dirctrl.cpp

   1 /*
   2  * Author: Robert Roebling
   3  *
   4  * Copyright: (C) 1997,1998 Robert Roebling
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the wxWindows Licence, which
   8  * you have received with this library (see Licence.htm).
   9  *
  10  */
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "dirctrl.h"
  14 #endif
  15
  16 #include "dirctrl.h"
  17 #include "wx/gdicmn.h"
  18 #include "wx/utils.h"
  19
  20 //-----------------------------------------------------------------------------
  21 // wxDirInfo
  22 //-----------------------------------------------------------------------------
  23
  24 IMPLEMENT_DYNAMIC_CLASS(wxDirInfo,wxObject)
  25
  26 wxDirInfo::wxDirInfo( const wxString &path )
  27 {
  28   m_showHidden = FALSE;
  29   m_path = path;
  30   if (m_path == "/") m_name ="The Computer";
  31   else
  32   if (m_path == "/home")
  33   {
  34     m_name = "My Home";
  35     m_path += "/";
  36     char buf[300];
  37     wxGetHomeDir( buf );
  38     m_path = buf;
  39   }
  40   else
  41   if (m_path == "/proc") m_name = "Info Filesystem";
  42   else
  43   if (m_path == "/mnt") m_name = "Mounted Devices";
  44   else
  45   if (m_path == "/usr/X11R6") m_name = "User X11";
  46   else
  47   if (m_path == "/usr") m_name = "User";
  48   else
  49   if (m_path == "/var") m_name = "Variables";
  50   else
  51   if (m_path == "/usr/local") m_name = "User local";
  52   else
  53   if (m_path == "/mnt") m_name = "Mounted Devices";
  54   else
  55     m_name = wxFileNameFromPath( m_path );
  56 };
  57
  58 wxString wxDirInfo::GetName(void) const
  59 {
  60   return m_name;
  61 };
  62
  63 wxString wxDirInfo::GetPath(void) const
  64 {
  65   return m_path;
  66 };
  67
  68 //-----------------------------------------------------------------------------
  69 // wxDirCtrl
  70 //-----------------------------------------------------------------------------
  71
  72 IMPLEMENT_DYNAMIC_CLASS(wxDirCtrl,wxTreeCtrl)
  73
  74 BEGIN_EVENT_TABLE(wxDirCtrl,wxTreeCtrl)
  75   EVT_TREE_ITEM_EXPANDED      (-1, wxDirCtrl::OnExpandItem)
  76   EVT_TREE_ITEM_COLLAPSED     (-1, wxDirCtrl::OnCollapseItem)
  77   EVT_TREE_DELETE_ITEM        (-1, wxDirCtrl::OnDeleteItem)
  78   EVT_MOUSE_EVENTS            (wxDirCtrl::OnMouse)
  79 END_EVENT_TABLE()
  80
  81 wxDirCtrl::wxDirCtrl(void)
  82 {
  83   m_showHidden = FALSE;
  84 };
  85
  86 wxDirCtrl::wxDirCtrl(wxWindow *parent, const wxWindowID id, const wxString &WXUNUSED(dir),
  87             const wxPoint& pos, const wxSize& size,
  88             const long style, const wxString& name )
  89  :
  90   wxTreeCtrl( parent, id, pos, size, style, name )
  91 {
  92   m_showHidden = FALSE;
  93
  94   wxTreeItem item;
  95   item.m_mask = wxTREE_MASK_TEXT | wxTREE_MASK_CHILDREN | wxTREE_MASK_DATA;
  96   item.m_text = "Sections";
  97   item.m_children = 1;
  98 /*
  99   wxDirInfo *info = new wxDirInfo( dir );
 100   item.m_data = (long)info;
 101 */
 102   m_rootId = InsertItem( 0, item );
 103 };
 104
 105 void wxDirCtrl::OnExpandItem( const wxTreeEvent &event )
 106 {
 107   if (event.m_item.m_itemId == m_rootId)
 108   {
 109
 110     wxTreeItem item;
 111     item.m_mask = wxTREE_MASK_TEXT | wxTREE_MASK_CHILDREN | wxTREE_MASK_DATA;
 112     item.m_children = 1;
 113
 114     wxDirInfo *info = new wxDirInfo( "/" );
 115     item.m_text = info->GetName();
 116     item.m_data = (long)info;
 117     InsertItem( m_rootId, item );
 118
 119     info = new wxDirInfo( "/home" );
 120     item.m_text = info->GetName();
 121     item.m_data = (long)info;
 122     InsertItem( m_rootId, item );
 123
 124     info = new wxDirInfo( "/mnt" );
 125     item.m_text = info->GetName();
 126     item.m_data = (long)info;
 127     InsertItem( m_rootId, item );
 128
 129     info = new wxDirInfo( "/usr" );
 130     item.m_text = info->GetName();
 131     item.m_data = (long)info;
 132     InsertItem( m_rootId, item );
 133
 134     info = new wxDirInfo( "/usr/X11R6" );
 135     item.m_text = info->GetName();
 136     item.m_data = (long)info;
 137     InsertItem( m_rootId, item );
 138
 139     info = new wxDirInfo( "/usr/local" );
 140     item.m_text = info->GetName();
 141     item.m_data = (long)info;
 142     InsertItem( m_rootId, item );
 143
 144     info = new wxDirInfo( "/var" );
 145     item.m_text = info->GetName();
 146     item.m_data = (long)info;
 147     InsertItem( m_rootId, item );
 148
 149     info = new wxDirInfo( "/proc" );
 150     item.m_text = info->GetName();
 151     item.m_data = (long)info;
 152     InsertItem( m_rootId, item );
 153
 154     return;
 155   };
 156
 157   wxDirInfo *info = (wxDirInfo *)event.m_item.m_data;
 158   if (!info) return;
 159
 160   wxArrayString slist;
 161   wxString search,path,filename;
 162
 163   search = info->GetPath();
 164   search += "/*";
 165
 166   path = wxFindFirstFile( search, wxDIR );
 167   while (!path.IsNull())
 168   {
 169     filename = wxFileNameFromPath( path );
 170     if (m_showHidden || (filename[0] != '.'))
 171     {
 172       if ((filename != ".") &&
 173           (filename != "..") &&
 174           (path != "/home") &&
 175           (path != "/usr/X11R6") &&
 176           (path != "/usr/local") &&
 177           (path != "/usr") &&
 178           (path != "/var") &&
 179           (path != "/home") &&
 180           (path != "/proc") &&
 181           (path != "/mnt")
 182          )
 183         slist.Add( path );  // ref counting in action !
 184     };
 185     path = wxFindNextFile();
 186   };
 187
 188   for (uint i = 0; i < slist.Count(); i++)
 189   {
 190     search = slist[i];
 191     search += "/*";
 192     path = wxFindFirstFile( search, wxDIR );
 193
 194     wxDirInfo *child = new wxDirInfo( slist[i] );
 195     wxTreeItem item;
 196     item.m_mask = wxTREE_MASK_TEXT | wxTREE_MASK_CHILDREN | wxTREE_MASK_DATA;
 197     item.m_text = child->GetName();
 198     item.m_children = 0;
 199     if (!path.IsNull()) item.m_children = 1;
 200     item.m_data = (long)child;
 201     InsertItem( event.m_item.m_itemId, item );
 202   };
 203 };
 204
 205 void wxDirCtrl::OnCollapseItem( const wxTreeEvent &event )
 206 {
 207   DeleteChildren( event.m_item.m_itemId );
 208 };
 209
 210 void wxDirCtrl::OnDeleteItem( const wxTreeEvent &event )
 211 {
 212   wxDirInfo *info = (wxDirInfo *)event.m_item.m_data;
 213   if (info) delete info;
 214 };
 215
 216 void wxDirCtrl::OnMouse( wxMouseEvent &event )
 217 {
 218   event.Skip(TRUE);
 219
 220   if (event.LeftDown())
 221   {
 222     m_dragX = event.GetX();
 223     m_dragY = event.GetY();
 224     return;
 225   };
 226
 227   if (event.Dragging())
 228   {
 229     if ((abs(m_dragX-event.GetX()) < 2) &&
 230         (abs(m_dragY-event.GetY()) < 2)) return;
 231
 232     wxTextDragSource drag( this );
 233     drag.SetTextData( "Oh, what a drag." );
 234     drag.Start( event.GetX(), event.GetY() );
 235   };
 236 };
 237