src/gtk1/treectrl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        treectrl.cpp
   3 // Purpose:
   4 // Author:      Denis Pershin
   5 // Created:     07/05/98
   6 // Id:          $Id$
   7 // Copyright:   (c) 1998 Denis Pershin and Julian Smart
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifdef __GNUG__
  12 #pragma implementation "treectrl.h"
  13 #endif
  14
  15 #include "wx/gtk/treectrl.h"
  16 #include "wx/settings.h"
  17 #include "wx/log.h"
  18
  19 #ifdef USE_GDK_IMLIB
  20 #include "../gdk_imlib/gdk_imlib.h"
  21 #endif
  22
  23 //-----------------------------------------------------------------------------
  24 // wxTreeItem
  25 //-----------------------------------------------------------------------------
  26
  27 // clicked
  28
  29 void gtk_treeitem_expand_callback(GtkWidget *WXUNUSED(widget), wxTreeItem *treeitem) {
  30   if (treeitem->ignore)
  31     return;
  32   treeitem->SendExpanding(treeitem->m_owner);
  33   treeitem->SendExpand(treeitem->m_owner);
  34 };
  35
  36 void gtk_treeitem_collapse_callback( GtkWidget *WXUNUSED(widget), wxTreeItem *treeitem) {
  37   if (treeitem->ignore)
  38     return;
  39   treeitem->SendCollapsing(treeitem->m_owner);
  40   treeitem->SendCollapse(treeitem->m_owner);
  41 };
  42
  43 void gtk_treeitem_select_callback( GtkWidget *WXUNUSED(widget), wxTreeItem *treeitem) {
  44   treeitem->SendSelChanging(treeitem->m_owner);
  45   treeitem->m_state |= wxTREE_STATE_SELECTED;
  46   treeitem->SendSelChanged(treeitem->m_owner);
  47 }
  48
  49 void gtk_treeitem_deselect_callback( GtkWidget *WXUNUSED(widget), wxTreeItem *treeitem) {
  50   treeitem->SendSelChanging(treeitem->m_owner);
  51   treeitem->m_state &= !wxTREE_STATE_SELECTED;
  52   treeitem->SendSelChanged(treeitem->m_owner);
  53 }
  54
  55 IMPLEMENT_DYNAMIC_CLASS(wxTreeItem, wxObject)
  56
  57 wxTreeItem::wxTreeItem() {
  58   m_mask = 0;
  59   m_itemId = 0;
  60   m_state = 0;
  61   m_stateMask = 0;
  62   m_image = -1;
  63   m_children = 0;
  64   m_selectedImage = -1;
  65   m_tree = NULL;
  66   m_parentwidget = NULL;
  67   m_widget = NULL;
  68   m_data = 0;
  69   m_owner = 0;
  70   expand_handler = 0;
  71   collapse_handler = 0;
  72 };
  73
  74 wxTreeItem::wxTreeItem(GtkWidget *parent, const wxTreeItem &item) {
  75   m_mask = item.m_mask;
  76   m_text = item.m_text;
  77   m_itemId = item.m_itemId;
  78   m_state = item.m_state;
  79   m_stateMask = item.m_stateMask;
  80   m_image = item.m_image;
  81   m_tree = NULL;
  82   m_owner = 0;
  83   m_selectedImage = item.m_selectedImage;
  84   m_children = item.m_children;
  85   m_childlist = item.m_childlist;
  86   m_data = item.m_data;
  87   m_parentwidget = parent;
  88   expand_handler = 0;
  89   collapse_handler = 0;
  90
  91   Create();
  92 }
  93
  94 void wxTreeItem::Create() {
  95   wxASSERT(m_parentwidget != NULL);
  96
  97   m_widget = GTK_TREE_ITEM(gtk_tree_item_new_with_label ((char *)(const char *)m_text));
  98   gtk_container_add (GTK_CONTAINER(m_parentwidget), GTK_WIDGET(m_widget));
  99   gtk_widget_show(GTK_WIDGET(m_widget));
 100
 101   ignore  = FALSE;
 102
 103   gtk_signal_connect(GTK_OBJECT(m_widget), "select",
 104       GTK_SIGNAL_FUNC(gtk_treeitem_select_callback), (gpointer)this );
 105
 106   gtk_signal_connect(GTK_OBJECT(m_widget), "deselect",
 107       GTK_SIGNAL_FUNC(gtk_treeitem_deselect_callback), (gpointer)this );
 108
 109   if (expand_handler == 0)
 110     expand_handler = gtk_signal_connect(GTK_OBJECT(m_widget), "expand",
 111       GTK_SIGNAL_FUNC(gtk_treeitem_expand_callback), (gpointer)this );
 112
 113   if (collapse_handler == 0)
 114     collapse_handler = gtk_signal_connect( GTK_OBJECT(m_widget), "collapse",
 115       GTK_SIGNAL_FUNC(gtk_treeitem_collapse_callback), (gpointer)this );
 116
 117   if ((m_mask & wxTREE_MASK_CHILDREN) != 0)
 118     AddSubtree();
 119 }
 120
 121 wxTreeItem::~wxTreeItem() {
 122   if (m_owner != NULL)
 123     SendDelete(m_owner);
 124   DeleteChildren();
 125   if ((m_widget != NULL) && (m_parentwidget != NULL))
 126     gtk_container_remove(GTK_CONTAINER(m_parentwidget),
 127                          GTK_WIDGET(m_widget));
 128 //  if (m_tree != NULL) {
 129 //    gtk_widget_destroy(GTK_WIDGET(m_tree));
 130 //    m_tree = NULL;
 131 //  }
 132
 133 //  if (m_widget != NULL)
 134 //    gtk_widget_destroy(GTK_WIDGET(m_widget));
 135 }
 136
 137 void wxTreeItem::AddSubtree() {
 138   if (m_widget == NULL)
 139     return;
 140
 141   m_tree = GTK_TREE(gtk_tree_new());
 142   gtk_tree_item_set_subtree(GTK_TREE_ITEM(m_widget), GTK_WIDGET(m_tree));
 143   gtk_widget_show(GTK_WIDGET(m_tree));
 144
 145   ignore = TRUE;
 146   gtk_tree_item_expand(m_widget);
 147   gtk_tree_item_collapse(m_widget);
 148   ignore  = FALSE;
 149 }
 150
 151 void wxTreeItem::AddChild(wxTreeItem *child) {
 152   wxASSERT(child != NULL);
 153
 154   m_childlist.Append(child);
 155 }
 156
 157 bool wxTreeItem::HasChildren() {
 158   return (m_childlist.Number() != 0);
 159 }
 160
 161 void wxTreeItem::DeleteChildren() {
 162   wxTreeItem *item;
 163
 164   long no = GetChildrenNumber();
 165   for (long i=0; i<no; i++)
 166     if ((item = GetChild(i)) != 0)
 167       delete item;
 168   m_childlist.Clear();
 169
 170   if ((no == 0) && (m_widget != NULL))
 171     gtk_tree_item_remove_subtree(m_widget);
 172
 173   m_tree = NULL;
 174
 175   if ((m_mask & wxTREE_MASK_CHILDREN) != 0)
 176     if (m_widget != NULL)
 177       if (m_widget->subtree == 0)
 178         AddSubtree();
 179 }
 180
 181 int wxTreeItem::NumberOfVisibleDescendents() {
 182   wxTreeItem *item;
 183   long no = GetChildrenNumber();
 184   long num = 0;
 185   for (long i=0; i<no; i++)
 186     if ((item = GetChild(i)) != 0)
 187       num += item->NumberOfVisibleDescendents();
 188
 189   num+=no;
 190
 191   return num;
 192 }
 193
 194 wxTreeItem *wxTreeItem::FindItem(long itemId) const {
 195   if (m_itemId == itemId) return (wxTreeItem*)(this);
 196   wxNode *node = m_childlist.First();
 197   while (node) {
 198     wxTreeItem *item = (wxTreeItem*)node->Data();
 199     wxTreeItem *res = item->FindItem( itemId );
 200     if (res) return (wxTreeItem*)(res);
 201     node = node->Next();
 202   };
 203   return NULL;
 204 };
 205
 206 wxTreeItem *wxTreeItem::FindItem(GtkTreeItem *item) const {
 207   if (m_widget == item)
 208     return (wxTreeItem*)(this);
 209   wxNode *node = m_childlist.First();
 210   while (node) {
 211     wxTreeItem *i = (wxTreeItem*)node->Data();
 212     wxTreeItem *res = i->FindItem(item);
 213     if (res) return (wxTreeItem*)(res);
 214     node = node->Next();
 215   };
 216   return NULL;
 217 };
 218
 219 void wxTreeItem::PrepareEvent(wxTreeEvent &event) {
 220   event.m_item.m_itemId = m_itemId;
 221   event.m_item.m_state = m_state;
 222   event.m_item.m_text = m_text;
 223   event.m_item.m_image = m_image;
 224   event.m_item.m_selectedImage = m_selectedImage;
 225   event.m_item.m_children = (GetChildrenNumber() > 0);
 226   event.m_item.m_data = m_data;
 227   event.m_oldItem = 0;
 228   event.m_code = 0;
 229 //  event.m_pointDrag.x = 0;
 230 //  event.m_pointDrag.y = 0;
 231 };
 232
 233 void wxTreeItem::SendDelete(wxWindow *target) {
 234   wxTreeEvent event(wxEVT_COMMAND_TREE_DELETE_ITEM, target->GetId());
 235   PrepareEvent(event);
 236   event.SetEventObject(target);
 237   target->ProcessEvent(event);
 238 };
 239
 240 void wxTreeItem::SendExpand(wxWindow *target) {
 241   wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_EXPANDED, target->GetId());
 242   PrepareEvent(event);
 243   event.SetEventObject(target);
 244   target->ProcessEvent(event);
 245 };
 246
 247 void wxTreeItem::SendExpanding(wxWindow *target) {
 248   wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_EXPANDING, target->GetId());
 249   PrepareEvent(event);
 250   event.SetEventObject(target);
 251   target->ProcessEvent(event);
 252 };
 253
 254 void wxTreeItem::SendCollapse(wxWindow *target) {
 255   wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_COLLAPSED, target->GetId());
 256   PrepareEvent(event);
 257   event.SetEventObject(target);
 258   target->ProcessEvent(event);
 259 };
 260
 261 void wxTreeItem::SendCollapsing(wxWindow *target) {
 262   wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_COLLAPSING, target->GetId());
 263   PrepareEvent(event);
 264   event.SetEventObject(target);
 265   target->ProcessEvent(event);
 266 };
 267
 268 void wxTreeItem::SendSelChanged(wxWindow *target) {
 269   wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGED, target->GetId());
 270   PrepareEvent(event);
 271   event.SetEventObject(target);
 272   target->ProcessEvent(event);
 273 };
 274
 275 void wxTreeItem::SendSelChanging(wxWindow *target) {
 276   wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGING, target->GetId());
 277   PrepareEvent(event);
 278   event.SetEventObject(target);
 279   target->ProcessEvent(event);
 280 };
 281
 282 //-----------------------------------------------------------------------------
 283 // wxTreeCtrl
 284 //-----------------------------------------------------------------------------
 285
 286 IMPLEMENT_DYNAMIC_CLASS(wxTreeCtrl, wxScrolledWindow)
 287
 288 wxTreeCtrl::wxTreeCtrl() {
 289   m_current = NULL;
 290   m_lastId = 0;
 291   m_isCreated = FALSE;
 292   m_imageList = NULL;
 293   m_smallImageList = NULL;
 294 };
 295
 296 wxTreeCtrl::wxTreeCtrl(wxWindow *parent, wxWindowID id,
 297             const wxPoint& pos, const wxSize& size,
 298             long style, const wxString& name ) {
 299   m_current = NULL;
 300   m_lastId = 0;
 301   m_isCreated = FALSE;
 302   m_imageList = NULL;
 303   m_smallImageList = NULL;
 304   Create( parent, id, pos, size, style, name );
 305 };
 306
 307 wxTreeCtrl::~wxTreeCtrl() {
 308   DeleteAllItems();
 309 };
 310
 311 bool wxTreeCtrl::Create(wxWindow *parent, wxWindowID id,
 312             const wxPoint& pos, const wxSize& size,
 313             long style, const wxString& name ) {
 314   m_needParent = TRUE;
 315
 316   PreCreation( parent, id, pos, size, style, name );
 317
 318   m_widget = gtk_scrolled_window_new(NULL, NULL);
 319   gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(m_widget),
 320       GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 321
 322   m_tree = GTK_TREE(gtk_tree_new());
 323
 324 /*
 325   gtk_signal_connect( GTK_OBJECT(m_tree), "selection_changed",
 326       GTK_SIGNAL_FUNC(gtk_treectrl_selection_changed_callback), (gpointer)this);
 327   gtk_signal_connect( GTK_OBJECT(m_tree), "select_child",
 328       GTK_SIGNAL_FUNC(gtk_treectrl_select_child_callback), (gpointer)this);
 329   gtk_signal_connect( GTK_OBJECT(m_tree), "unselect_child",
 330       GTK_SIGNAL_FUNC(gtk_treectrl_unselect_child_callback), (gpointer)this);
 331 */
 332
 333   gtk_container_add(GTK_CONTAINER(m_widget), GTK_WIDGET(m_tree));
 334   gtk_widget_show(GTK_WIDGET(m_tree));
 335
 336   PostCreation();
 337
 338   gtk_widget_realize(GTK_WIDGET(m_tree));
 339
 340   Show(TRUE);
 341
 342   return TRUE;
 343 };
 344
 345 int wxTreeCtrl::GetCount() const
 346 {
 347   if (!m_anchor) return 0;
 348   return m_anchor->NumberOfVisibleDescendents();
 349 };
 350
 351 long wxTreeCtrl::InsertItem(long parent, const wxString& label,
 352       int image, int selImage, long insertAfter) {
 353   wxTreeItem item;
 354   if (!label.IsNull() || (label == "")) {
 355     item.m_text = label;
 356     item.m_mask |= wxTREE_MASK_TEXT;
 357   };
 358
 359   if (image >= 0) {
 360     item.m_image = image;
 361     item.m_mask |= wxTREE_MASK_IMAGE;
 362   };
 363
 364   if (selImage >= 0) {
 365     item.m_selectedImage = selImage;
 366     item.m_mask |= wxTREE_MASK_SELECTED_IMAGE;
 367   };
 368
 369   return InsertItem(parent, item, insertAfter);
 370 };
 371
 372 long wxTreeCtrl::InsertItem( long parent, wxTreeItem &info, long WXUNUSED(insertAfter) ) {
 373   int oldMask = info.m_mask;
 374   long ret = 0;
 375   wxTreeItem *p = NULL;
 376   wxTreeItem *new_child;
 377
 378   if (parent == 0) {
 379     if (m_anchor)
 380       return -1;
 381   } else {
 382     p = FindItem(parent);
 383     if (!p) return -1;
 384   };
 385
 386   if ((info.m_mask & wxTREE_MASK_HANDLE) == 0) {
 387     m_lastId++;
 388     info.m_itemId = m_lastId;
 389     info.m_mask |= wxTREE_MASK_HANDLE;
 390     ret = m_lastId;
 391   } else
 392     ret = info.m_itemId;
 393
 394   if (p) {
 395     if (p->m_tree == NULL)
 396       p->AddSubtree();
 397
 398     new_child = new wxTreeItem(GTK_WIDGET(p->m_tree), info);
 399     p->AddChild(new_child);
 400 gtk_widget_draw_default(GTK_WIDGET(m_tree));
 401   } else {
 402     new_child = new wxTreeItem(GTK_WIDGET(m_tree), info);
 403     m_anchor = new_child;
 404   }
 405
 406 /* Disabled until wxImageList q solved  >>> seems it solved */
 407 /*
 408   wxBitmap *bmp;
 409   if ((new_child->m_mask & wxTREE_MASK_IMAGE) != 0) {
 410     if (m_imageList != NULL) {
 411 //      if ((bmp = m_imageList->GetBitmap(new_child->m_image)) != NULL) {
 412       if ((bmp = m_imageList->GetBitmap(0)) != NULL) {
 413         if (bmp->Ok()) {
 414           GdkBitmap *mask = NULL;
 415           if (bmp->GetMask()) mask = bmp->GetMask()->GetBitmap();
 416           GtkWidget *pixmap = gtk_pixmap_new(bmp->GetPixmap(), mask);
 417
 418 gtk_widget_unref(new_child->m_widget->plus_pix_widget);
 419 gtk_container_remove(GTK_CONTAINER(new_child->m_widget->pixmaps_box),
 420                      new_child->m_widget->plus_pix_widget);
 421 gtk_container_add(GTK_CONTAINER(new_child->m_widget->pixmaps_box),
 422                   pixmap);
 423           gtk_widget_show(pixmap);
 424           GTK_TREE_ITEM(new_child->m_widget)->plus_pix_widget = pixmap;
 425         }
 426       }
 427
 428       if ((bmp = m_imageList->GetBitmap(1)) != NULL) {
 429         if (bmp->Ok()) {
 430           GdkBitmap *mask = NULL;
 431           if (bmp->GetMask()) mask = bmp->GetMask()->GetBitmap();
 432           GtkWidget *pixmap = gtk_pixmap_new(bmp->GetPixmap(), mask);
 433
 434 gtk_widget_unref(new_child->m_widget->minus_pix_widget);
 435 //gtk_container_remove(GTK_CONTAINER(new_child->m_widget->pixmaps_box),
 436 //                     new_child->m_widget->plus_pix_widget);
 437 //gtk_container_add(GTK_CONTAINER(new_child->m_widget->pixmaps_box),
 438 //                  pixmap);
 439           gtk_widget_show(pixmap);
 440           GTK_TREE_ITEM(new_child->m_widget)->minus_pix_widget = pixmap;
 441         }
 442       }
 443     }
 444   }
 445 */
 446
 447   new_child->m_owner = this;
 448
 449   info.m_mask = oldMask;
 450   return ret;
 451 };
 452
 453
 454 bool wxTreeCtrl::ExpandItem( long item, int action ) {
 455   wxTreeItem *i = FindItem( item );
 456   if (!i)
 457     return FALSE;
 458
 459   switch (action) {
 460     case wxTREE_EXPAND_EXPAND:
 461       gtk_tree_item_expand(GTK_TREE_ITEM(i->m_widget));
 462       break;
 463
 464     case wxTREE_EXPAND_COLLAPSE_RESET:
 465     case wxTREE_EXPAND_COLLAPSE:
 466       gtk_tree_item_collapse(GTK_TREE_ITEM(i->m_widget));
 467       break;
 468
 469     case wxTREE_EXPAND_TOGGLE:
 470       if ((i->GetState() & wxTREE_STATE_EXPANDED) == 0)
 471         gtk_tree_item_expand(GTK_TREE_ITEM(i->m_widget));
 472       else
 473         gtk_tree_item_collapse(GTK_TREE_ITEM(i->m_widget));
 474       break;
 475   }
 476
 477   return TRUE;
 478 };
 479
 480 void wxTreeCtrl::DeleteItem( long item )
 481 {
 482   wxTreeItem *pItem = FindItem( item );
 483   wxCHECK_RET( pItem != NULL, "wxTreeCtrl::DeleteItem: no such pItem." );
 484
 485 //  pItem->m_parent->m_childlist.DeleteObject(pItem);
 486 }
 487
 488 void wxTreeCtrl::DeleteChildren( long item )
 489 {
 490   wxTreeItem *pItem = FindItem( item );
 491   wxCHECK_RET( pItem != NULL, "wxTreeCtrl::DeleteChildren: no such pItem." );
 492
 493   pItem->DeleteChildren();
 494 }
 495
 496 bool wxTreeCtrl::DeleteAllItems()
 497 {
 498   delete m_anchor;
 499   m_anchor = NULL;
 500   return TRUE;
 501 };
 502
 503 /*
 504 bool wxTreeCtrl::GetItem( wxTreeItem &info ) const
 505 {
 506   wxTreeItem *i = FindItem( info.m_itemId );
 507   if (!i) return FALSE;
 508   i->GetItem( info );
 509   return TRUE;
 510 };
 511 */
 512
 513 long wxTreeCtrl::GetItemData( long item ) const
 514 {
 515   wxTreeItem *i = FindItem( item );
 516   if (!i) return 0;
 517   return i->m_data;
 518 };
 519
 520 wxString wxTreeCtrl::GetItemText( long item ) const
 521 {
 522   wxTreeItem *i = FindItem( item );
 523   if (!i) return "";
 524   return i->m_text;
 525 };
 526
 527 int wxTreeCtrl::GetItemImage(long item) const
 528 {
 529   wxTreeItem *i = FindItem( item );
 530   return i == 0 ? -1 : i->GetImage();
 531 }
 532
 533 long wxTreeCtrl::GetParent( long item ) const
 534 {
 535   wxTreeItem *i = FindItem( item );
 536   if (!i) return -1;
 537 /*
 538   i = i->m_parent;
 539   if (!i) return -1;
 540   return i->m_parent->m_itemId;
 541 */
 542   return -1;
 543 };
 544
 545 long wxTreeCtrl::GetRootItem() const
 546 {
 547   if (m_anchor) return m_anchor->m_itemId;
 548   return -1;
 549 };
 550
 551 /*
 552 long wxTreeCtrl::GetSelection() const
 553 {
 554   return m_current ? m_current->GetItemId() : -1;
 555 };
 556
 557 bool wxTreeCtrl::SelectItem(long itemId)
 558 {
 559   wxTreeItem *pItem = FindItem(itemId);
 560   if ( !pItem ) {
 561     wxLogDebug("Can't select an item %d which doesn't exist.", itemId);
 562
 563     return FALSE;
 564   }
 565
 566   SelectItem(pItem);
 567
 568   return TRUE;
 569 };
 570
 571 void wxTreeCtrl::SelectItem(wxTreeItem *item, bool bDoEvents )
 572 {
 573   if (m_current != item)
 574   {
 575     if (m_current)
 576     {
 577       m_current->SetHilight( FALSE );
 578 //      RefreshLine( m_current );
 579     };
 580     m_current = item;
 581     m_current->SetHilight( TRUE );
 582 //    RefreshLine( m_current );
 583
 584     if (bDoEvents) m_current->SendSelected( this );
 585   }
 586 }
 587 */
 588
 589 bool wxTreeCtrl::ItemHasChildren( long item ) const
 590 {
 591   wxTreeItem *i = FindItem( item );
 592   if (!i) return FALSE;
 593   return i->HasChildren();
 594 };
 595
 596 void wxTreeCtrl::SetIndent( int indent )
 597 {
 598   m_indent = indent;
 599   Refresh();
 600 };
 601
 602 int wxTreeCtrl::GetIndent() const
 603 {
 604   return m_indent;
 605 };
 606
 607 /*
 608 bool wxTreeCtrl::SetItem( wxTreeItem &info )
 609 {
 610   wxTreeItem *i = FindItem( info.m_itemId );
 611   if (!i) return FALSE;
 612   wxClientDC dc(this);
 613   i->SetItem( info, &dc );
 614   Refresh();
 615   return TRUE;
 616 };
 617
 618 bool wxTreeCtrl::SetItemData( long item, long data )
 619 {
 620   wxTreeItem *i = FindItem( item );
 621   if (!i) return FALSE;
 622   i->m_data = data;
 623   return TRUE;
 624 };
 625
 626 bool wxTreeCtrl::SetItemText( long item, const wxString &text )
 627 {
 628   wxTreeItem *i = FindItem( item );
 629   if (!i) return FALSE;
 630   wxClientDC dc(this);
 631   i->SetText( text, &dc );
 632   return TRUE;
 633 };
 634
 635 void wxTreeCtrl::SetItemImage(long item, int image, int imageSel) const
 636 {
 637   wxTreeItem *i = FindItem( item );
 638   if ( i != 0 ) {
 639     i->SetImage(image);
 640     i->SetSelectedImage(imageSel);
 641   }
 642 }
 643
 644 long wxTreeCtrl::HitTest( const wxPoint& point, int &flags )
 645 {
 646   flags = 0;
 647   if (!m_anchor) return -1;
 648   return m_anchor->HitTest( point, flags );
 649 };
 650 */
 651
 652 wxImageList *wxTreeCtrl::GetImageList( int which ) const
 653 {
 654   if (which == wxIMAGE_LIST_NORMAL) return m_imageList;
 655   return m_smallImageList;
 656 };
 657
 658 void wxTreeCtrl::SetImageList( wxImageList *imageList, int which )
 659 {
 660   if (which == wxIMAGE_LIST_NORMAL)
 661   {
 662     if (m_imageList) delete m_imageList;
 663     m_imageList = imageList;
 664   }
 665   else
 666   {
 667     if (m_smallImageList) delete m_smallImageList;
 668     m_smallImageList = imageList;
 669   };
 670 };
 671
 672 wxTreeItem *wxTreeCtrl::FindItem( long itemId ) const {
 673   if (!m_anchor) return NULL;
 674   return m_anchor->FindItem( itemId );
 675   return 0;
 676 };
 677
 678 wxTreeItem *wxTreeCtrl::FindItem(GtkTreeItem *item) const {
 679   if (!m_anchor) return NULL;
 680   return m_anchor->FindItem(item);
 681   return 0;
 682 };
 683
 684 //-----------------------------------------------------------------------------
 685 // wxTreeEvent
 686 //-----------------------------------------------------------------------------
 687
 688 IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent,wxCommandEvent)
 689
 690 wxTreeEvent::wxTreeEvent( wxEventType commandType, int id ) :
 691   wxCommandEvent( commandType, id )
 692 {
 693   m_code = 0;
 694   m_oldItem = 0;
 695 };
 696
 697 /* Bunch of old code might be useful */
 698 /*
 699   wxBitmap *bmp;
 700
 701   if ((bmp = m_imageList->GetItem(0))->Ok()) {
 702     GdkBitmap *mask = NULL;
 703     if (bmp->GetMask()) mask = bmp->GetMask()->GetBitmap();
 704     GtkWidget *pixmap = gtk_pixmap_new( bmp->GetPixmap(), mask );
 705
 706     gtk_widget_set_parent(pixmap, GTK_WIDGET(new_child->m_widget));
 707     gtk_widget_show(pixmap);
 708     GTK_TREE_ITEM(new_child->m_widget)->pixmaps_box = pixmap;
 709   }
 710
 711   if ((bmp = m_imageList->GetItem(1))->Ok()) {
 712     GdkBitmap *mask = NULL;
 713     if (bmp->GetMask()) mask = bmp->GetMask()->GetBitmap();
 714     GtkWidget *pixmap = gtk_pixmap_new( bmp->GetPixmap(), mask );
 715
 716     gtk_widget_set_parent(pixmap, GTK_WIDGET(new_child->m_widget));
 717     gtk_widget_show(pixmap);
 718     GTK_TREE_ITEM(new_child->m_widget)->plus_pix_widget = pixmap;
 719   }
 720
 721   if ((bmp = m_imageList->GetItem(2))->Ok()) {
 722     GdkBitmap *mask = NULL;
 723     if (bmp->GetMask()) mask = bmp->GetMask()->GetBitmap();
 724     GtkWidget *pixmap = gtk_pixmap_new( bmp->GetPixmap(), mask );
 725
 726     gtk_widget_set_parent(pixmap, GTK_WIDGET(new_child->m_widget));
 727     gtk_widget_show(pixmap);
 728     GTK_TREE_ITEM(new_child->m_widget)->minus_pix_widget = pixmap;
 729   }
 730
 731   if (p)
 732     if (p->m_childlist.Number() == 1) {
 733       gtk_tree_item_collapse(GTK_TREE_ITEM(p->m_widget));
 734       gtk_tree_item_expand(GTK_TREE_ITEM(p->m_widget));
 735     }
 736 */