user/wxFile/filectrl.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
  13 #ifdef __GNUG__
  14 #pragma implementation "filectrl.h"
  15 #endif
  16
  17 #include "filectrl.h"
  18
  19 #include "wx/dnd.h"
  20
  21 #include "sys/types.h"
  22 #include "sys/stat.h"
  23 #include "dirent.h"
  24 #include "pwd.h"
  25 #include "grp.h"
  26 #include "time.h"
  27
  28 #include "folder.xpm"
  29 #include "txt.xpm"
  30 #include "list.xpm"
  31 #include "find.xpm"
  32
  33 //-----------------------------------------------------------------------------
  34 //  wxFileData
  35 //-----------------------------------------------------------------------------
  36
  37 IMPLEMENT_DYNAMIC_CLASS(wxFileData,wxObject);
  38
  39 wxFileData::wxFileData( const wxString &name, const wxString &fname )
  40 {
  41   m_name = name;
  42   m_fileName = fname;
  43
  44   struct stat buff;
  45   stat( m_fileName.GetData(), &buff );
  46   struct stat lbuff;
  47   lstat( m_fileName.GetData(), &lbuff );
  48
  49   struct tm *t = localtime( &lbuff.st_mtime );
  50 //  struct passwd *user = getpwuid( buff.st_uid );
  51 //  struct group *grp = getgrgid( buff.st_gid );
  52
  53   m_isDir = S_ISDIR( buff.st_mode );
  54   m_isLink = S_ISLNK( lbuff.st_mode );
  55   m_isExe = ((buff.st_mode & S_IXUSR ) == S_IXUSR );
  56
  57   m_size = buff.st_size;
  58
  59   m_hour = t->tm_hour;
  60   m_minute = t->tm_min;
  61   m_month = t->tm_mon+1;
  62   m_day = t->tm_mday;
  63   m_year = t->tm_year;
  64
  65   m_permissions.sprintf( "%c%c%c",
  66      ((( buff.st_mode & S_IRUSR ) == S_IRUSR ) ? 'r' : '-'),
  67      ((( buff.st_mode & S_IWUSR ) == S_IWUSR ) ? 'w' : '-'),
  68      ((( buff.st_mode & S_IXUSR ) == S_IXUSR ) ? 'x' : '-') );
  69 };
  70
  71 wxString wxFileData::GetName(void) const
  72 {
  73   return m_name;
  74 };
  75
  76 wxString wxFileData::GetFullName(void) const
  77 {
  78   return m_fileName;
  79 };
  80
  81 wxString wxFileData::GetHint(void) const
  82 {
  83   wxString s = m_fileName;
  84   s += "  ";
  85   if (m_isDir) s += "<DIR> ";
  86   else if (m_isLink) s += "<LINK> ";
  87   else
  88   {
  89     s += LongToString( m_size );
  90     s += " bytes ";
  91   };
  92   s += IntToString( m_day );
  93   s += ".";
  94   s += IntToString( m_month );
  95   s += ".";
  96   s += IntToString( m_year );
  97   s += "  ";
  98   s += IntToString( m_hour );
  99   s += ":";
 100   s += IntToString( m_minute );
 101   s += "  ";
 102   s += m_permissions;
 103   return s;
 104 };
 105
 106 wxString wxFileData::GetEntry( const int num )
 107 {
 108   wxString s;
 109   switch (num)
 110   {
 111     case 0:
 112       s = m_name;
 113       break;
 114     case 1:
 115       if (m_isDir) s = "<DIR>";
 116       else if (m_isLink) s = "<LINK>";
 117       else s = LongToString( m_size );
 118       break;
 119     case 2:
 120       if (m_day < 10) s = "0"; else s = "";
 121       s += IntToString( m_day );
 122       s += ".";
 123       if (m_month < 10) s += "0";
 124       s += IntToString( m_month );
 125       s += ".";
 126       if (m_year < 10) s += "0"; // this should happen real soon...
 127       s += IntToString( m_year );
 128       break;
 129     case 3:
 130       if (m_hour < 10) s = "0"; else s = "";
 131       s += IntToString( m_hour );
 132       s += ":";
 133       if (m_minute < 10) s += "0";
 134       s += IntToString( m_minute );
 135       break;
 136     case 4:
 137       s = m_permissions;
 138       break;
 139     default:
 140       s = "No entry";
 141       break;
 142   };
 143   return s;
 144 };
 145
 146 bool wxFileData::IsDir( void )
 147 {
 148   return m_isDir;
 149 };
 150
 151 bool wxFileData::IsExe( void )
 152 {
 153   return m_isExe;
 154 };
 155
 156 bool wxFileData::IsLink( void )
 157 {
 158   return m_isLink;
 159 };
 160
 161 long wxFileData::GetSize( void )
 162 {
 163   return m_size;
 164 };
 165
 166 bool wxFileData::NewNameIsLegal( const wxString &s )
 167 {
 168   wxString fileName = wxPathOnly( m_fileName );
 169   fileName += "/";
 170   fileName += s;
 171   return (!wxFileExists( fileName ));
 172 };
 173
 174 bool wxFileData::Rename( const wxString &s )
 175 {
 176   wxString fileName = wxPathOnly( m_fileName );
 177   fileName += "/";
 178   fileName += s;
 179   bool ret = wxRenameFile( m_fileName, fileName );
 180   if (ret)
 181   {
 182     m_fileName = fileName;
 183     m_name = s;
 184   };
 185   return ret;
 186 };
 187
 188 void wxFileData::MakeItem( wxListItem &item )
 189 {
 190   item.m_text = m_name;
 191   item.m_colour = wxBLACK;
 192   if (IsExe()) item.m_colour = wxRED;
 193   if (IsDir()) item.m_colour = wxBLUE;
 194   if (IsLink())
 195   {
 196     wxColour *dg = wxTheColourDatabase->FindColour( "MEDIUM GREY" );
 197     item.m_colour = dg;
 198   };
 199   item.m_data = (long)this;
 200 };
 201
 202 //-----------------------------------------------------------------------------
 203 //  wxFileCtrl
 204 //-----------------------------------------------------------------------------
 205
 206 IMPLEMENT_DYNAMIC_CLASS(wxFileCtrl,wxListCtrl);
 207
 208 BEGIN_EVENT_TABLE(wxFileCtrl,wxListCtrl)
 209   EVT_SET_FOCUS     (wxFileCtrl::OnSetFocus)
 210 END_EVENT_TABLE()
 211
 212 wxFileCtrl *wxFileCtrl::m_lastFocus = (wxFileCtrl *) NULL;
 213
 214 wxFileCtrl::wxFileCtrl( void )
 215 {
 216   m_dirName = "/";
 217   m_showHidden = FALSE;
 218 };
 219
 220 wxFileCtrl::wxFileCtrl( wxWindow *win, const wxWindowID id, const wxString &dirName,
 221       const wxPoint &pos, const wxSize &size,
 222       const long style, const wxString &name ) :
 223   wxListCtrl( win, id, pos, size, style, name )
 224 {
 225   SetItemSpacing( 40 );
 226   wxImageList *imageList = new wxImageList( 30, 30 );
 227   imageList->Add( wxBitmap( folder_xpm ) );
 228   imageList->Add( wxBitmap( txt_xpm ) );
 229   imageList->Add( wxBitmap( list_xpm ) );
 230   imageList->Add( wxBitmap( find_xpm ) );
 231
 232   SetImageList( imageList, wxIMAGE_LIST_NORMAL );
 233
 234   m_dirName = dirName;
 235   m_showHidden = FALSE;
 236   Update();
 237
 238   m_lastFocus = this;
 239
 240   m_dragStartX = 0;
 241   m_dragStartY = 0;
 242   m_dragCount = 0;
 243
 244   SetDropTarget( new wxFileDropTarget() );
 245 };
 246
 247 void wxFileCtrl::ChangeToListMode()
 248 {
 249   SetSingleStyle( wxLC_LIST );
 250   Update();
 251 };
 252
 253 void wxFileCtrl::ChangeToReportMode()
 254 {
 255   SetSingleStyle( wxLC_REPORT );
 256   Update();
 257 };
 258
 259 void wxFileCtrl::ChangeToIconMode()
 260 {
 261   SetSingleStyle( wxLC_ICON );
 262   Update();
 263 };
 264
 265 void wxFileCtrl::ShowHidden( bool show )
 266 {
 267   m_showHidden = show;
 268   Update();
 269 };
 270
 271 int ListCompare( const long data1, const long data2, const long WXUNUSED(data) )
 272 {
 273    wxFileData *fd1 = (wxFileData*)data1 ;
 274    wxFileData *fd2 = (wxFileData*)data2 ;
 275    if (fd1->IsDir() && !fd2->IsDir()) return -1;
 276    if (fd2->IsDir() && !fd1->IsDir()) return 1;
 277    return strcmp( fd1->GetName(), fd2->GetName() );
 278 };
 279
 280 void wxFileCtrl::Update( void )
 281 {
 282   DeleteAllItems();
 283   for (int i = 0; i < 5; i++) DeleteColumn( 0 );
 284   long my_style = GetWindowStyleFlag();
 285   if (my_style & wxLC_REPORT)
 286   {
 287     InsertColumn( 0, "Name", wxLIST_FORMAT_LEFT, 110 );
 288     InsertColumn( 1, "Size", wxLIST_FORMAT_LEFT, 60 );
 289     InsertColumn( 2, "Date", wxLIST_FORMAT_LEFT, 55 );
 290     InsertColumn( 3, "Time", wxLIST_FORMAT_LEFT, 50 );
 291     InsertColumn( 4, "Permissions", wxLIST_FORMAT_LEFT, 120 );
 292   };
 293   wxFileData *fd = (wxFileData *) NULL;
 294   wxListItem item;
 295   item.m_mask = wxLIST_MASK_TEXT + wxLIST_MASK_DATA;
 296   if (my_style & wxLC_ICON) item.m_mask += wxLIST_MASK_IMAGE;
 297   item.m_itemId = 0;
 298   item.m_col = 0;
 299   wxString s;
 300   wxString res = m_dirName + "/*";
 301   char *f = wxFindFirstFile( res.GetData(), 0 );
 302   while (f)
 303   {
 304     res = wxFileNameFromPath( f );
 305     fd = new wxFileData( res, f );
 306     s = fd->GetName();
 307     if (m_showHidden || (s[0] != '.'))
 308     {
 309       fd->MakeItem( item );
 310       if (my_style & wxLC_REPORT)
 311       {
 312         InsertItem( item );
 313         for (int i = 1; i < 5; i++) SetItem( item.m_itemId, i, fd->GetEntry( i) );
 314       }
 315       else if (my_style & wxLC_LIST)
 316       {
 317         InsertItem( item );
 318       }
 319      else if (my_style & wxLC_ICON)
 320       {
 321         if (fd->IsDir()) item.m_image = 0; else item.m_image = 1;
 322         InsertItem( item );
 323       };
 324       item.m_itemId++;
 325     };
 326     f = wxFindNextFile();
 327   };
 328   SortItems( ListCompare, 0 );
 329 };
 330
 331
 332 int wxFileCtrl::FillList( wxStringList &list )
 333 {
 334   long index = -1;
 335   int count = 0;
 336   wxString s;
 337   for (;;)
 338   {
 339     index = GetNextItem( index, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED );
 340     if (index == -1) break;
 341     wxListItem item;
 342     item.m_itemId = index;
 343     GetItem( item );
 344     wxFileData *fd = (wxFileData*)item.m_data;
 345     list.Add( fd->GetFullName() );
 346     index++;
 347     count++;
 348   };
 349   if (count == 0)
 350   {
 351     index = GetNextItem( -1, wxLIST_NEXT_ALL, wxLIST_STATE_FOCUSED );
 352     if (index == -1) return 0;
 353     wxListItem item;
 354     item.m_itemId = index;
 355     GetItem( item );
 356     wxFileData *fd = (wxFileData*)item.m_data;
 357     list.Add( fd->GetFullName() );
 358     count = 1;
 359   };
 360   return count;
 361 };
 362
 363 void wxFileCtrl::DeleteFiles(void)
 364 {
 365 /*
 366   wxStringList list;
 367   int count = FillList( list );
 368   if (count > 0)
 369   {
 370     wxString s = "Delete ";
 371     s += wxIntToString( count );
 372     s += " selected file";
 373     if (count > 1) s += "s";
 374     s += " or director";
 375     if (count > 1) s += "ies?"; else s+= "y?";
 376     if (wxYES == wxMessageBox( s, "Delete", wxYES_NO ))
 377       wxDeleteStatusDia( NULL, &list );
 378   };
 379 */
 380 };
 381
 382 void wxFileCtrl::CopyFiles( char *WXUNUSED(dest) )
 383 {
 384 /*
 385   wxStringList list;
 386   int count = FillList( list );
 387   wxString s = dest;
 388   int ret = 0; // 0 = nix, 1 = copy, 2 = move
 389   wxCopyMoveDia( (wxFrame*)GetParent(), count, &ret, &s );
 390   if (ret == 1)
 391     wxCopyStatusDia( NULL, s, &list );
 392 */
 393 };
 394
 395 void wxFileCtrl::MoveFiles( char *WXUNUSED(dest) )
 396 {
 397 };
 398
 399 void wxFileCtrl::RenameFile(void)
 400 {
 401 };
 402
 403 void wxFileCtrl::MakeDir(void)
 404 {
 405 /*
 406   wxString s = wxGetTextFromUser( "Enter new directory name:", "Make directory" );
 407   if (s.IsNull()) return;
 408   if (s == "") return;
 409   if ((s == ".") || (s == ".."))
 410   {
 411     wxMessageBox( "This was obviously an invalid directory name.", "Go away." );
 412     return;
 413   };
 414   wxString dir;
 415   GetDir( dir );
 416   dir += "/";
 417   dir += s;
 418   if (wxFileExists( dir ))
 419   {
 420     wxMessageBox( "Filename exists already. Cannot create directoy.", "Make directory" );
 421     return;
 422   };
 423   wxMkdir( dir );
 424   Update();
 425 */
 426 };
 427
 428 void wxFileCtrl::GoToParentDir(void)
 429 {
 430   wxString s = m_dirName;
 431   int pos = s.Last( '/' );
 432   if ((pos >= 0) && (s != "/"))
 433   {
 434     s.Remove( pos, s.Length()-pos );
 435     if (s.Length() == 0) s = "/";
 436     m_dirName = s;
 437     Update();
 438   };
 439 };
 440
 441 void wxFileCtrl::GoToHomeDir(void)
 442 {
 443   wxString s = wxGetUserHome( wxString() );
 444   m_dirName = s;
 445   Update();
 446 };
 447
 448 void wxFileCtrl::GoToDir( const wxString &dir )
 449 {
 450   m_dirName = dir;
 451   Update();
 452 };
 453
 454 void wxFileCtrl::GetDir( wxString &dir )
 455 {
 456   dir = m_dirName;
 457 };
 458
 459 /*
 460 void wxFileCtrl::OnDropFiles( int WXUNUSED(n), char **WXUNUSED(data), int WXUNUSED(x), int WXUNUSED(y) )
 461 {
 462   wxString destDir;
 463   wxPoint pt( x, y );
 464   int flag = wxLIST_HITTEST_ONITEM;
 465   long hit = HitTest( pt, flag );
 466   if (hit > -1)
 467   {
 468     wxListItem li;
 469     li.m_itemId = hit;
 470     GetItem( li );
 471     wxFileData *fd = (wxFileData*)li.m_data;
 472     if (fd->IsDir()) fd->GetFullName( destDir );
 473   };
 474   if (destDir.IsNull()) destDir = m_dirName;
 475   int ret = 0; // 0 = nix, 1 = copy, 2 = move
 476   wxCopyMoveDia( (wxFrame*)GetParent(), n, &ret, &destDir );
 477   if (ret == 1)
 478   {
 479      wxStringList slist;
 480      for (int i = 0; i < n; i++) slist.Add( data[i] );
 481      wxCopyStatusDia( NULL, destDir.GetData(), &slist );
 482      Update();
 483   };
 484 };
 485 */
 486
 487 void wxFileCtrl::OnListDeleteItem( wxListEvent &event )
 488 {
 489   wxFileData *fd = (wxFileData*)event.m_item.m_data;
 490   delete fd;
 491 };
 492
 493 void wxFileCtrl::OnListKeyDown( wxListEvent &event )
 494 {
 495   wxFileData *fd = (wxFileData*)event.m_item.m_data;
 496   if (fd->IsDir())
 497   {
 498     m_dirName = fd->GetFullName();
 499     Update();
 500     Refresh();
 501     return;
 502   };
 503   if (fd->IsExe())
 504   {
 505     wxExecute( fd->GetFullName() );
 506     return;
 507   };
 508 };
 509
 510 void wxFileCtrl::OnListEndLabelEdit( wxListEvent &event )
 511 {
 512   wxFileData *fd = (wxFileData*)event.m_item.m_data;
 513   wxString newName = event.m_item.m_text;
 514   if (fd->NewNameIsLegal( newName ))
 515   {
 516     if (fd->Rename( newName ))
 517     {
 518       Update();
 519     }
 520     else
 521     {
 522       wxString s = "Could not rename file to ";
 523       s += newName;
 524       s += ".";
 525       wxMessageBox( s, "FileMaker", wxOK );
 526     };
 527   }
 528   else
 529   {
 530     wxString s = "File name ";
 531     s += newName;
 532     s += " exists already or is invalid.\n";
 533     s += "Could not rename file.";
 534     wxMessageBox( s, "FileMaker", wxOK );
 535   };
 536   return;
 537 };
 538
 539 void wxFileCtrl::OnSetFocus( wxFocusEvent &event )
 540 {
 541   m_lastFocus = this;
 542   event.Skip();
 543 };
 544