src/gtk/treegtk.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/gtk/treectrl.cpp
   3 // Purpose:     wxTreeCtrl
   4 // Author:      Denis Pershin
   5 // Modified by:
   6 // Created:     07/05/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Denis Pershin
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #ifndef WX_PRECOMP
  20     #include "wx/wx.h"
  21     #include "wx/log.h"
  22     #include "wx/textctrl.h"
  23 #endif
  24
  25 #include "wx/gtk/treectrl.h"
  26
  27 #include <gtk/gtk.h>
  28
  29 //static void wxConvertToGtkTreeItem(wxTreeCtrl *owner, wxTreeItem& info, GtkTreeItem **gtkItem);
  30 //static void wxConvertFromGtkTreeItem(wxTreeItem& info, GtkTreeItem *gtkItem);
  31
  32 static void gtk_treectrl_count_callback (GtkWidget *widget, gpointer data);
  33 static void gtk_treectrl_first_selected_callback(GtkWidget *widget, gpointer data);
  34 static void gtk_treectrl_first_visible_callback(GtkWidget *widget, gpointer data);
  35
  36 // static void gtk_treectrl_next_callback (GtkWidget *widget, gpointer data);
  37 // static void gtk_treectrl_next_visible_callback (GtkWidget *widget, gpointer data);
  38 // static void gtk_treectrl_next_selected_callback (GtkWidget *widget, gpointer data);
  39
  40 static void gtk_treeitem_expand_callback(GtkWidget *widget, wxTreeItemId *treeitem);
  41 static void gtk_treeitem_collapse_callback(GtkWidget *widget, wxTreeItemId *treeitem);
  42 static void gtk_treeitem_select_callback(GtkWidget *widget, wxTreeItemId *treeitem);
  43
  44 static void gtk_treeitem_expand_callback(GtkWidget *widget, wxTreeItemId *treeitem) {
  45   wxTreeCtrl *owner = (wxTreeCtrl *)gtk_object_get_data(GTK_OBJECT(widget), "owner");
  46   if (owner == NULL)
  47     return;
  48
  49 //  long id = (long)gtk_object_get_data(GTK_OBJECT(widget), "id");
  50   owner->SendExpanding(GTK_TREE_ITEM(widget));
  51   owner->SendExpanded(GTK_TREE_ITEM(widget));
  52 };
  53
  54 static void gtk_treeitem_collapse_callback(GtkWidget *widget, wxTreeItemId *treeitem) {
  55   wxTreeCtrl *owner = (wxTreeCtrl *)gtk_object_get_data(GTK_OBJECT(widget), "owner");
  56   if (owner == NULL)
  57     return;
  58
  59 //  long id = (long)gtk_object_get_data(GTK_OBJECT(widget), "id");
  60   owner->SendCollapsing(GTK_TREE_ITEM(widget));
  61   owner->SendCollapsed(GTK_TREE_ITEM(widget));
  62 };
  63
  64 static void gtk_treeitem_select_callback(GtkWidget *widget, wxTreeItemId *treeitem) {
  65   wxTreeCtrl *owner = (wxTreeCtrl *)gtk_object_get_data(GTK_OBJECT(widget), "owner");
  66   if (owner == NULL)
  67     return;
  68
  69 //  long id = (long)gtk_object_get_data(GTK_OBJECT(widget), "id");
  70   owner->SendSelChanging(GTK_TREE_ITEM(widget));
  71   owner->SendSelChanged(GTK_TREE_ITEM(widget));
  72 }
  73
  74 IMPLEMENT_DYNAMIC_CLASS(wxTreeCtrl, wxControl)
  75
  76
  77 void wxTreeCtrl::Init() {
  78   m_imageListNormal = NULL;
  79   m_imageListState = NULL;
  80   m_textCtrl = NULL;
  81 }
  82
  83 bool wxTreeCtrl::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos,
  84                         const wxSize& size, long style,
  85                         const wxValidator& validator, const wxString& name) {
  86   Init();
  87
  88   int x = pos.x;
  89   int y = pos.y;
  90   int width = size.x;
  91   int height = size.y;
  92
  93   m_windowStyle = style;
  94
  95   SetParent(parent);
  96
  97   if (width <= 0)
  98     width = 100;
  99   if (height <= 0)
 100     height = 30;
 101   if (x < 0)
 102     x = 0;
 103   if (y < 0)
 104     y = 0;
 105
 106   m_needParent = true;
 107
 108 printf("precreate\n");
 109   PreCreation( parent, id, pos, size, style, name );
 110
 111 printf("1\n");
 112
 113   m_widget = gtk_scrolled_window_new(NULL, NULL);
 114 printf("2\n");
 115   gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(m_widget),
 116       GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 117
 118 printf("3\n");
 119   m_tree = GTK_TREE(gtk_tree_new());
 120
 121 printf("4\n");
 122   gtk_container_add(GTK_CONTAINER(m_widget), GTK_WIDGET(m_tree));
 123 printf("5\n");
 124   gtk_widget_show(GTK_WIDGET(m_tree));
 125
 126   SetName(name);
 127   SetValidator(validator);
 128
 129 printf("Robert's new insertion code :-)\n");
 130   m_parent->DoAddChild( this );
 131 printf("postcreate\n");
 132   PostCreation();
 133
 134   gtk_widget_realize(GTK_WIDGET(m_tree));
 135
 136   Show(true);
 137
 138   return true;
 139 }
 140
 141 wxTreeCtrl::~wxTreeCtrl(void) {
 142   if (m_textCtrl)
 143     delete m_textCtrl;
 144 }
 145
 146 // Attributes
 147 static void gtk_treectrl_count_callback (GtkWidget *widget, gpointer data) {
 148   int count = (*((int *)data));
 149
 150   count++;
 151   if (GTK_IS_CONTAINER(widget))
 152     gtk_container_foreach(GTK_CONTAINER(widget), gtk_treectrl_count_callback, data);
 153 }
 154
 155 unsigned int wxTreeCtrl::GetCount() const
 156 {
 157     int count = 0;
 158
 159     if (m_anchor != NULL)
 160         gtk_treectrl_count_callback(GTK_WIDGET(m_anchor), &count);
 161
 162     return (unsigned int)count;
 163 }
 164
 165 unsigned int wxTreeCtrl::GetIndent() const {
 166   return m_tree->indent_value;
 167 }
 168
 169 void wxTreeCtrl::SetIndent(unsigned int indent) {
 170   m_tree->indent_value = indent;
 171 }
 172
 173 wxImageList *wxTreeCtrl::GetImageList() const {
 174   return m_imageListNormal;
 175 }
 176
 177 wxImageList *wxTreeCtrl::GetStateImageList() const {
 178   return m_imageListState;
 179 }
 180
 181 void wxTreeCtrl::SetImageList(wxImageList *imageList) {
 182   m_imageListNormal = imageList;
 183 }
 184
 185 void wxTreeCtrl::SetStateImageList(wxImageList *imageList) {
 186   m_imageListState = imageList;
 187 }
 188
 189 wxString wxTreeCtrl::GetItemText(const wxTreeItemId &item) const
 190 {
 191     char *t;
 192
 193     if (!item.IsOk())
 194         return wxEmptyString;
 195
 196     GtkLabel *l = GTK_LABEL(gtk_object_get_data(GTK_OBJECT((GtkTreeItem *)item), "w_label"));
 197     gtk_label_get(l, &t);
 198
 199     return t;
 200 }
 201
 202 int wxTreeCtrl::GetItemImage(const wxTreeItemId& item) const {
 203   if (!item.IsOk())
 204     return (-1);
 205
 206   return (int)gtk_object_get_data(GTK_OBJECT((GtkTreeItem *)item), "image");
 207 }
 208
 209 int wxTreeCtrl::GetItemSelectedImage(const wxTreeItemId& item) const {
 210   if (!item.IsOk())
 211     return (-1);
 212
 213   return (int)gtk_object_get_data(GTK_OBJECT((GtkTreeItem *)item), "selectedImage");
 214 }
 215
 216 wxTreeItemData *wxTreeCtrl::GetItemData(const wxTreeItemId& item) const {
 217   if (!item.IsOk())
 218     return NULL;
 219
 220   return (wxTreeItemData *)gtk_object_get_data(GTK_OBJECT((GtkTreeItem *)item), "data");
 221 }
 222
 223 void wxTreeCtrl::SetItemText(const wxTreeItemId& item, const wxString& text) {
 224   if (!item.IsOk())
 225     return;
 226
 227   GtkLabel *l = GTK_LABEL(gtk_object_get_data(GTK_OBJECT((GtkTreeItem *)item), "w_label"));
 228   gtk_label_set_text(l, text);
 229 }
 230
 231 void wxTreeCtrl::SetItemImage(const wxTreeItemId& item, int image) {
 232   if (!item.IsOk())
 233     return;
 234
 235   gtk_object_set_data(GTK_OBJECT((GtkTreeItem *)item), "image", (void *)image);
 236 }
 237
 238 void wxTreeCtrl::SetItemSelectedImage(const wxTreeItemId& item, int image) {
 239   if (!item.IsOk())
 240     return;
 241
 242   gtk_object_set_data(GTK_OBJECT((GtkTreeItem *)item), "selectedImage", (void *)image);
 243 }
 244
 245 void wxTreeCtrl::SetItemData(const wxTreeItemId& item, wxTreeItemData *data) {
 246   if (!item.IsOk())
 247     return;
 248
 249   gtk_object_set_data(GTK_OBJECT((GtkTreeItem *)item), "data", data);
 250 }
 251
 252 bool wxTreeCtrl::IsVisible(const wxTreeItemId& item) const {
 253   return GTK_WIDGET_VISIBLE(GTK_TREE_ITEM((GtkTreeItem *)item));
 254 }
 255
 256 bool wxTreeCtrl::ItemHasChildren(const wxTreeItemId& item) const {
 257   GtkTreeItem *p = (GtkTreeItem *)item;
 258
 259   if (p->subtree == NULL)
 260     return wxFalse;
 261
 262   if (GTK_TREE(p->subtree)->children == NULL)
 263     return wxFalse;
 264
 265   if (g_list_length(GTK_TREE(p->subtree)->children) == 0)
 266     return wxFalse;
 267
 268   return wxTrue;
 269 }
 270
 271 bool wxTreeCtrl::IsExpanded(const wxTreeItemId& item) const {
 272   return (((GtkTreeItem *)item)->expanded != 0);
 273 }
 274
 275 bool wxTreeCtrl::IsSelected(const wxTreeItemId& item) const {
 276   GtkTreeItem *p = (GtkTreeItem *)item;
 277   GtkWidget *parent = GTK_WIDGET(p)->parent;
 278
 279   if (!GTK_IS_TREE(parent))
 280     return wxFalse;
 281
 282   if (g_list_index(GTK_TREE(parent)->children, p) == -1)
 283     return wxFalse;
 284
 285   return wxTrue;
 286 }
 287
 288 wxTreeItemId wxTreeCtrl::GetRootItem() const {
 289   return m_anchor;
 290 }
 291
 292 static void gtk_treectrl_first_selected_callback(GtkWidget *widget, gpointer data) {
 293   GtkTreeItem *p = (*((GtkTreeItem **)data));
 294
 295   GtkTree *tree = GTK_TREE(GTK_TREE_ITEM(widget)->subtree);
 296
 297   if (tree->selection != NULL) {
 298     p = (GtkTreeItem *)tree->selection->data;
 299     return;
 300   }
 301
 302   if (GTK_IS_CONTAINER(widget))
 303     gtk_container_foreach(GTK_CONTAINER(widget), gtk_treectrl_first_selected_callback, data);
 304 }
 305
 306 wxTreeItemId wxTreeCtrl::GetSelection() const {
 307   GtkTreeItem *p = NULL;
 308
 309   if (m_anchor == NULL)
 310     return NULL;
 311
 312   gtk_treectrl_first_selected_callback(GTK_WIDGET(m_anchor), &p);
 313
 314   return p;
 315 }
 316
 317 wxTreeItemId wxTreeCtrl::GetItemParent(const wxTreeItemId& item) const {
 318   if (item.IsOk())
 319     return (GtkTreeItem *)gtk_object_get_data(GTK_OBJECT((GtkTreeItem *)item), "parent");
 320
 321   return NULL;
 322 }
 323
 324 wxTreeItemId wxTreeCtrl::GetFirstChild(const wxTreeItemId& item, long& cookie) const {
 325   GtkTreeItem *p = (GtkTreeItem *)item;
 326   GtkWidget *parent = GTK_WIDGET(p)->parent;
 327
 328   if (!GTK_IS_TREE(parent))
 329     return NULL;
 330
 331   cookie = 0;
 332   return GTK_TREE_ITEM(g_list_first(GTK_TREE(parent)->children)->data);
 333 }
 334
 335 wxTreeItemId wxTreeCtrl::GetNextChild(const wxTreeItemId& item, long& cookie) const {
 336   GtkTreeItem *p = (GtkTreeItem *)item;
 337   GtkWidget *parent = GTK_WIDGET(p)->parent;
 338
 339   if (!GTK_IS_TREE(parent))
 340     return NULL;
 341
 342   cookie++;
 343   return GTK_TREE_ITEM(g_list_nth(GTK_TREE(parent)->children, cookie)->data);
 344 }
 345
 346 wxTreeItemId wxTreeCtrl::GetLastChild(const wxTreeItemId& item) const
 347 {
 348   GtkTreeItem *p = (GtkTreeItem *)item;
 349   GtkWidget *parent = GTK_WIDGET(p)->parent;
 350
 351   wxCHECK_MSG( GTK_IS_TREE(parent), NULL, "invalid tree item" );
 352
 353   return GTK_TREE_ITEM(g_list_last(GTK_TREE(parent)->children)->data);
 354 }
 355
 356 wxTreeItemId wxTreeCtrl::GetNextSibling(const wxTreeItemId& item) const {
 357   GtkTreeItem *p = (GtkTreeItem *)item;
 358   GtkWidget *parent = GTK_WIDGET(p)->parent;
 359
 360   if (!GTK_IS_TREE(parent))
 361     return NULL;
 362
 363   if (g_list_index(GTK_TREE(parent)->children, p) == -1)
 364     return NULL;
 365
 366   return GTK_TREE_ITEM(g_list_next(g_list_find(GTK_TREE(parent)->children, p))->data);
 367 }
 368
 369 wxTreeItemId wxTreeCtrl::GetPrevSibling(const wxTreeItemId& item) const {
 370   GtkTreeItem *p = (GtkTreeItem *)item;
 371   GtkWidget *parent = GTK_WIDGET(p)->parent;
 372
 373   if (!GTK_IS_TREE(parent))
 374     return NULL;
 375
 376   if (g_list_index(GTK_TREE(parent)->children, p) == -1)
 377     return NULL;
 378
 379   return GTK_TREE_ITEM(g_list_previous(g_list_find(GTK_TREE(parent)->children, p))->data);
 380 }
 381
 382 static void gtk_treectrl_first_visible_callback(GtkWidget *widget, gpointer data) {
 383   GtkTreeItem *p = (*((GtkTreeItem **)data));
 384
 385   GtkTree *tree = GTK_TREE(GTK_TREE_ITEM(widget)->subtree);
 386
 387   if (tree->children != NULL) {
 388     guint len = g_list_length(tree->children);
 389     for (guint i=0; i<len; i++) {
 390       if (GTK_WIDGET_VISIBLE(GTK_WIDGET(GTK_TREE_ITEM((GtkTreeItem *)g_list_nth(tree->children, i)->data)))) {
 391         p = GTK_TREE_ITEM((GtkTreeItem *)g_list_nth(tree->children, i)->data);
 392         return;
 393       }
 394     }
 395   }
 396
 397   if (GTK_IS_CONTAINER(widget))
 398     gtk_container_foreach(GTK_CONTAINER(widget), gtk_treectrl_first_visible_callback, data);
 399 }
 400
 401 wxTreeItemId wxTreeCtrl::GetFirstVisibleItem() const {
 402   GtkTreeItem *p = NULL;
 403
 404   if (m_anchor == NULL)
 405     return NULL;
 406
 407   gtk_treectrl_first_visible_callback(GTK_WIDGET(m_anchor), &p);
 408
 409   return p;
 410 }
 411
 412 wxTreeItemId wxTreeCtrl::GetNextVisible(const wxTreeItemId& item) const {
 413   GtkTreeItem *p = (GtkTreeItem *)item;
 414   GtkTree *parent = GTK_TREE(GTK_WIDGET(p)->parent);
 415   GtkTreeItem *q;
 416
 417   if (!GTK_IS_TREE(parent))
 418     return NULL;
 419
 420   if (parent->children == NULL)
 421     return NULL;
 422
 423   q = GTK_TREE_ITEM(g_list_next(g_list_find(GTK_TREE(parent)->children, p))->data);
 424
 425   while (q != p) {
 426     q = GTK_TREE_ITEM(g_list_next(g_list_find(GTK_TREE(parent)->children, q))->data);
 427     if (GTK_WIDGET_VISIBLE(GTK_WIDGET(q)))
 428       return q;
 429   }
 430
 431   return NULL;
 432 }
 433
 434 wxTreeItemId wxTreeCtrl::GetPrevVisible(const wxTreeItemId& item) const {
 435   GtkTreeItem *p = (GtkTreeItem *)item;
 436   GtkTree *parent = GTK_TREE(GTK_WIDGET(p)->parent);
 437   GtkTreeItem *q;
 438
 439   if (!GTK_IS_TREE(parent))
 440     return NULL;
 441
 442   if (parent->children == NULL)
 443     return NULL;
 444
 445   q = GTK_TREE_ITEM(g_list_previous(g_list_find(GTK_TREE(parent)->children, p))->data);
 446
 447   while (q != p) {
 448     q = GTK_TREE_ITEM(g_list_previous(g_list_find(GTK_TREE(parent)->children, q))->data);
 449     if (GTK_WIDGET_VISIBLE(GTK_WIDGET(q)))
 450       return q;
 451   }
 452
 453   return NULL;
 454 }
 455
 456 wxTreeItemId wxTreeCtrl::AddRoot(const wxString& text, int image,
 457                      int selectedImage, wxTreeItemData *data) {
 458   return p_InsertItem(0, text, image, selectedImage, data);
 459 }
 460
 461 wxTreeItemId wxTreeCtrl::PrependItem(const wxTreeItemId& parent,
 462                          const wxString& text, int image, int selectedImage,
 463                          wxTreeItemData *data) {
 464 #warning "Need to implement PrependItem"
 465   return NULL;
 466 }
 467
 468 wxTreeItemId wxTreeCtrl::InsertItem(const wxTreeItemId& parent,
 469                         const wxTreeItemId& idPrevious, const wxString& text,
 470                         int image, int selectedImage, wxTreeItemData *data) {
 471 #warning "Need to implement InsertItem"
 472   return NULL;
 473 }
 474
 475 wxTreeItemId wxTreeCtrl::AppendItem(const wxTreeItemId& parent,
 476                         const wxString& text, int image, int selectedImage,
 477                         wxTreeItemData *data) {
 478   return p_InsertItem(parent, text, image, selectedImage, data);
 479 }
 480
 481 wxTreeItemId wxTreeCtrl::p_InsertItem(GtkTreeItem *p,
 482                         const wxString& text, int image, int selectedImage,
 483                         wxTreeItemData *data) {
 484   GtkTreeItem *item;
 485
 486 printf("begin insert\n");
 487
 488   item = GTK_TREE_ITEM(gtk_tree_item_new());
 489
 490   GtkHBox *m_box = GTK_HBOX(gtk_hbox_new(FALSE, 0));
 491   gtk_container_add (GTK_CONTAINER (item), GTK_WIDGET(m_box));
 492
 493   gtk_object_set_data(GTK_OBJECT(item), "w_box", m_box);
 494
 495   const wxBitmap *bmp;
 496   const wxImageList *list;
 497   if ((list = GetImageList(wxIMAGE_LIST_NORMAL)) != NULL)
 498     if ((bmp = list->GetBitmapPtr(image)) != NULL)
 499       if (bmp->Ok()) {
 500         GdkBitmap *mask = NULL;
 501         if (bmp->GetMask())
 502           mask = bmp->GetMask()->GetBitmap();
 503         GtkPixmap *m_image_widget = GTK_PIXMAP(gtk_pixmap_new(bmp->GetPixmap(), mask));
 504         gtk_misc_set_alignment (GTK_MISC (m_image_widget), 0.0, 0.5);
 505         gtk_box_pack_start(GTK_BOX(m_box), GTK_WIDGET(m_image_widget), FALSE, FALSE, 0);
 506         gtk_object_set_data(GTK_OBJECT(item), "w_image", (void *)m_image_widget);
 507         gtk_object_set_data(GTK_OBJECT(item), "image", (void *)image);
 508         gtk_widget_show (GTK_WIDGET(m_image_widget));
 509       }
 510   GtkLabel *m_label_widget = GTK_LABEL(gtk_label_new ((char *)(const char *)text));
 511   gtk_misc_set_alignment (GTK_MISC (m_label_widget), 0.5, 0.5);
 512   gtk_box_pack_start(GTK_BOX(m_box), GTK_WIDGET(m_label_widget), FALSE, FALSE, 0);
 513   gtk_object_set_data(GTK_OBJECT(item), "w_label", m_label_widget);
 514   gtk_widget_show (GTK_WIDGET(m_label_widget));
 515
 516   gtk_widget_show(GTK_WIDGET(m_box));
 517
 518   gtk_object_set_data(GTK_OBJECT(item), "owner", this);
 519   gtk_object_set_data(GTK_OBJECT(item), "data", data);
 520   gtk_object_set_data(GTK_OBJECT(item), "parent", p);
 521
 522   if (p != 0) {
 523     if (p->subtree == NULL) {
 524       GtkTree *tree = GTK_TREE(gtk_tree_new());
 525       gtk_tree_item_set_subtree(GTK_TREE_ITEM(p), GTK_WIDGET(tree));
 526       gtk_widget_show(GTK_WIDGET(tree));
 527       p->expanded = 1;
 528     }
 529
 530     gtk_container_add(GTK_CONTAINER(p->subtree), GTK_WIDGET(item));
 531   } else {
 532 printf("Adding root\n");
 533 printf("m_tree = %p\n", m_tree);
 534     m_anchor = item;
 535     gtk_container_add(GTK_CONTAINER(m_tree), GTK_WIDGET(item));
 536   }
 537
 538   gtk_widget_show(GTK_WIDGET(item));
 539
 540   g_signal_connect (item, "select",
 541                     G_CALLBACK (gtk_treeitem_select_callback), this);
 542   g_signal_connect (item, "deselect",
 543                     G_CALLBACK (gtk_treeitem_select_callback), this);
 544   g_signal_connect (item, "expand",
 545                     G_CALLBACK (gtk_treeitem_expand_callback), this);
 546   g_signal_connect (item, "collapse",
 547                     G_CALLBACK (gtk_treeitem_collapse_callback), this);
 548
 549   return item;
 550 }
 551
 552 void wxTreeCtrl::Delete(const wxTreeItemId& item) {
 553   if (!item.IsOk())
 554     return;
 555
 556   GtkTreeItem *parent = GTK_TREE_ITEM(GTK_WIDGET((GtkTreeItem *)item)->parent);
 557   if (parent == NULL)
 558     return;
 559
 560   gtk_container_remove(GTK_CONTAINER(parent), GTK_WIDGET((GtkTreeItem *)item));
 561
 562   return;
 563 }
 564
 565 void wxTreeCtrl::DeleteAllItems() {
 566   gtk_tree_item_remove_subtree(m_anchor);
 567 }
 568
 569 void wxTreeCtrl::Expand(const wxTreeItemId& item) {
 570   if (!item.IsOk())
 571     return;
 572
 573   gtk_tree_item_expand(GTK_TREE_ITEM((GtkTreeItem *)item));
 574 }
 575
 576 void wxTreeCtrl::Collapse(const wxTreeItemId& item) {
 577   if (!item.IsOk())
 578     return;
 579
 580   gtk_tree_item_collapse(GTK_TREE_ITEM((GtkTreeItem *)item));
 581 }
 582
 583 void wxTreeCtrl::CollapseAndReset(const wxTreeItemId& item) {
 584   if (!item.IsOk())
 585     return;
 586
 587   gtk_tree_item_collapse(GTK_TREE_ITEM((GtkTreeItem *)item));
 588   gtk_tree_item_remove_subtree(GTK_TREE_ITEM((GtkTreeItem *)item));
 589 }
 590
 591 void wxTreeCtrl::Toggle(const wxTreeItemId& item) {
 592   if (!item.IsOk())
 593     return;
 594
 595   if (((GtkTreeItem *)item)->expanded)
 596     gtk_tree_item_collapse(GTK_TREE_ITEM((GtkTreeItem *)item));
 597   else
 598     gtk_tree_item_expand(GTK_TREE_ITEM((GtkTreeItem *)item));
 599 }
 600
 601 static void gtk_treectrl_unselect_callback(GtkWidget *widget, gpointer data) {
 602   GtkTreeItem *p;
 603
 604   GtkTree *tree = GTK_TREE(GTK_TREE_ITEM(widget)->subtree);
 605
 606   if (tree->selection != NULL) {
 607     guint len = g_list_length(tree->selection);
 608     for (guint i=0; i<len; i++) {
 609       p = GTK_TREE_ITEM((GtkTreeItem *)g_list_nth(tree->selection, i)->data);
 610       gtk_tree_unselect_child(tree, GTK_WIDGET(p));
 611     }
 612   }
 613
 614   if (GTK_IS_CONTAINER(widget))
 615     gtk_container_foreach(GTK_CONTAINER(widget), gtk_treectrl_unselect_callback, data);
 616 }
 617
 618 void wxTreeCtrl::Unselect() {
 619   if (m_anchor == NULL)
 620     return;
 621
 622   gtk_treectrl_unselect_callback(GTK_WIDGET(m_anchor), NULL);
 623 }
 624
 625 void wxTreeCtrl::SelectItem(const wxTreeItemId& item) {
 626   if (!item.IsOk())
 627     return;
 628
 629   gtk_tree_item_select((GtkTreeItem *)item);
 630 }
 631
 632 void wxTreeCtrl::EnsureVisible(const wxTreeItemId& item) {
 633 #warning "Need to implement EnsureVisible"
 634 }
 635
 636 void wxTreeCtrl::ScrollTo(const wxTreeItemId& item) {
 637 #warning "Need to implement ScrollTo"
 638 }
 639
 640 wxTextCtrl* wxTreeCtrl::EditLabel(const wxTreeItemId& item,
 641                           wxClassInfo* textControlClass) {
 642     wxASSERT( textControlClass->IsKindOf(CLASSINFO(wxTextCtrl)) );
 643 #warning "Need to implement EditLabel"
 644 /*
 645   char *s;
 646   m_editItem = item;
 647
 648   GtkLabel *m_label = (GtkLabel *)gtk_object_get_data(GTK_OBJECT((GtkTreeItem *)item), "w_label");
 649   gtk_label_get(m_label, &s);
 650
 651   m_textCtrl = new wxTextCtrl(this, -1, s);
 652 //  m_textCtrl->SetValue(s);
 653
 654   gtk_object_set_data(GTK_OBJECT((GtkTreeItem *)item), "w_edit", m_textCtrl->m_widget);
 655
 656   gtk_container_remove(GTK_CONTAINER((GtkTreeItem *)item), GTK_WIDGET(m_label));
 657   gtk_container_add(GTK_CONTAINER((GtkTreeItem *)item), m_textCtrl->m_widget);
 658
 659 */
 660   return m_textCtrl;
 661 }
 662
 663 wxTextCtrl* wxTreeCtrl::GetEditControl() const {
 664   return m_textCtrl;
 665 }
 666
 667 void wxTreeCtrl::EndEditLabel(const wxTreeItemId& item, bool discardChanges) {
 668 #warning "Need to implement EndEditLabel"
 669 /*
 670   GtkLabel *m_label = (GtkLabel *)gtk_object_get_data(GTK_OBJECT((GtkTreeItem *)m_editItem), "w_label");
 671   gtk_label_set_text(m_label, m_textCtrl->GetValue());
 672
 673   gtk_object_remove_data(GTK_OBJECT((GtkTreeItem *)m_editItem), "w_edit");
 674
 675   gtk_container_remove(GTK_CONTAINER((GtkTreeItem *)m_editItem), m_textCtrl->m_widget);
 676   gtk_container_add(GTK_CONTAINER((GtkTreeItem *)m_editItem), GTK_WIDGET(m_label));
 677
 678   delete m_textCtrl;
 679   m_textCtrl = NULL;
 680 */
 681 }
 682
 683 void wxTreeCtrl::ExpandItem(const wxTreeItemId& item, int action) {
 684   switch (action) {
 685     case wxTREE_EXPAND_EXPAND:
 686       Expand(item);
 687       break;
 688
 689     case wxTREE_EXPAND_COLLAPSE:
 690       Collapse(item);
 691       break;
 692
 693     case wxTREE_EXPAND_COLLAPSE_RESET:
 694       CollapseAndReset(item);
 695       break;
 696
 697     case wxTREE_EXPAND_TOGGLE:
 698       Toggle(item);
 699       break;
 700
 701     default:
 702       wxFAIL_MSG("unknown action in wxTreeCtrl::ExpandItem");
 703   }
 704 }
 705
 706 wxTreeItemId wxTreeCtrl::InsertItem(const wxTreeItemId& parent,
 707                             const wxString& text, int image, int selImage,
 708                             long insertAfter) {
 709 //  InsertItem(parent, insertAfter, text, image, selImage);
 710   #warning "Need to implement InsertItem"
 711   return NULL;
 712 }
 713
 714 /* Old functions
 715 long wxTreeCtrl::GetChild(long item) const {
 716   GtkTreeItem *p;
 717   GtkTreeItem *next = NULL;
 718
 719   p = findGtkTreeItem(item);
 720   GList *list = gtk_container_get_children(GTK_CONTAINER(p));
 721   next = GTK_TREE_ITEM(list->data);
 722
 723   if (next != NULL)
 724     return (long)gtk_object_get_data(GTK_OBJECT(next), "id");
 725
 726   return (-1);
 727 }
 728
 729 long wxTreeCtrl::GetFirstVisibleItem(void) const {
 730   GtkTreeItem *next = NULL;
 731
 732   GList *list = gtk_container_get_children(GTK_CONTAINER(m_anchor));
 733   next = GTK_TREE_ITEM(list->data);
 734 //  gtk_container_foreach(GTK_CONTAINER(m_anchor), gtk_treectrl_next_visible_callback, &next);
 735
 736   if (next != NULL)
 737     return (long)gtk_object_get_data(GTK_OBJECT(next), "id");
 738
 739   return (-1);
 740 }
 741
 742 long wxTreeCtrl::GetNextVisibleItem(long item) const
 743 {
 744     GtkTreeItem *p;
 745     GtkTreeItem *next = NULL;
 746
 747     p = findGtkTreeItem(item);
 748     GList *list = gtk_container_get_children(GTK_CONTAINER(p));
 749     next = GTK_TREE_ITEM(list->data);
 750 //  gtk_container_foreach(GTK_CONTAINER(p), gtk_treectrl_next_visible_callback, &next);
 751
 752     if (next != NULL)
 753         return (long)gtk_object_get_data(GTK_OBJECT(next), "id");
 754
 755     return wxNOT_FOUND;
 756 }
 757
 758 bool wxTreeCtrl::GetItem(wxTreeItem& info) const
 759 {
 760     GtkTreeItem *p;
 761
 762     p = findGtkTreeItem(info.m_itemId);
 763
 764     if (p == NULL)
 765     {
 766         wxLogSysError("TreeCtrl::GetItem failed");
 767         return false;
 768     }
 769
 770     wxConvertFromGtkTreeItem(info, p);
 771
 772     return true;
 773 }
 774
 775 bool wxTreeCtrl::SetItem(wxTreeItem& info)
 776 {
 777     GtkTreeItem *p;
 778
 779     p = findGtkTreeItem(info.m_itemId);
 780
 781     if (p == NULL)
 782     {
 783         wxLogSysError("TreeCtrl::SetItem failed");
 784         return false;
 785     }
 786
 787     wxConvertToGtkTreeItem(this, info, &p);
 788
 789     return true;
 790 }
 791
 792 int wxTreeCtrl::GetItemState(long item, long stateMask) const {
 793   wxTreeItem info;
 794
 795   info.m_mask = wxTREE_MASK_STATE ;
 796   info.m_stateMask = stateMask;
 797   info.m_itemId = item;
 798
 799   if (!GetItem(info))
 800     return 0;
 801
 802   return info.m_state;
 803 }
 804
 805 bool wxTreeCtrl::SetItemState(long item, long state, long stateMask)
 806 {
 807     wxTreeItem info;
 808
 809     info.m_mask = wxTREE_MASK_STATE ;
 810     info.m_state = state;
 811     info.m_stateMask = stateMask;
 812     info.m_itemId = item;
 813
 814     return SetItem(info);
 815 }
 816 */
 817
 818 // Operations
 819 /*
 820 bool wxTreeCtrl::DeleteChildren(long item)
 821 {
 822     GtkTreeItem *p;
 823
 824     p = findGtkTreeItem(item);
 825     if (p == NULL)
 826         return false;
 827
 828     gtk_tree_item_remove_subtree(GTK_TREE_ITEM(p));
 829
 830     return true;
 831 }
 832 */
 833
 834 /*
 835 long wxTreeCtrl::InsertItem(long parent, wxTreeItem& info, long insertAfter) {
 836   GtkTreeItem *p;
 837   GtkTreeItem *item = NULL;
 838
 839   info.m_itemId = m_curitemId;
 840   m_curitemId++;
 841
 842   wxConvertToGtkTreeItem(this, info, &item);
 843
 844   if (parent != 0) {
 845     p = findGtkTreeItem(parent);
 846     if (p->subtree == NULL) {
 847       GtkTree *tree = GTK_TREE(gtk_tree_new());
 848       gtk_tree_item_set_subtree(GTK_TREE_ITEM(p), GTK_WIDGET(tree));
 849       gtk_widget_show(GTK_WIDGET(tree));
 850       p->expanded = 1;
 851     }
 852
 853     gtk_container_add(GTK_CONTAINER(p->subtree), GTK_WIDGET(item));
 854   } else {
 855     m_anchor = item;
 856     gtk_container_add(GTK_CONTAINER(m_tree), GTK_WIDGET(item));
 857   }
 858
 859   if ((info.m_mask & wxTREE_MASK_CHILDREN) != 0) {
 860     GtkTree *tree = GTK_TREE(gtk_tree_new());
 861     gtk_tree_item_set_subtree(GTK_TREE_ITEM(item), GTK_WIDGET(tree));
 862     gtk_widget_show(GTK_WIDGET(tree));
 863   }
 864
 865   gtk_widget_show(GTK_WIDGET(item));
 866
 867   g_signal_connect (item, "select",
 868                     G_CALLBACK (gtk_treeitem_select_callback), this);
 869   g_signal_connect (item, "deselect",
 870                     G_CALLBACK (gtk_treeitem_select_callback), this);
 871   g_signal_connect (item, "expand",
 872                     G_CALLBACK (gtk_treeitem_expand_callback), this);
 873   g_signal_connect (item, "collapse",
 874                     G_CALLBACK (gtk_treeitem_collapse_callback), this);
 875
 876   return info.m_itemId;
 877 }
 878
 879 long wxTreeCtrl::InsertItem(long parent, const wxString& label, int image,
 880   int selImage, long insertAfter) {
 881
 882   wxTreeItem info;
 883   info.m_text = label;
 884   info.m_mask = wxTREE_MASK_TEXT;
 885   if (image > -1) {
 886     info.m_mask |= wxTREE_MASK_IMAGE | wxTREE_MASK_SELECTED_IMAGE;
 887     info.m_image = image;
 888     if (selImage == -1)
 889       info.m_selectedImage = image;
 890     else
 891       info.m_selectedImage = selImage;
 892   }
 893
 894   return InsertItem(parent, info, insertAfter);
 895 }
 896 */
 897
 898 void wxTreeCtrl::SendMessage(wxEventType command, const wxTreeItemId& item) {
 899   wxTreeEvent event(command, GetId());
 900   event.SetEventObject(this);
 901   event.m_item = item;
 902   ProcessEvent(event);
 903 }
 904
 905 void wxTreeCtrl::SendExpanding(const wxTreeItemId& item) {
 906   SendMessage(wxEVT_COMMAND_TREE_ITEM_EXPANDING, item);
 907 }
 908
 909 void wxTreeCtrl::SendExpanded(const wxTreeItemId& item) {
 910   SendMessage(wxEVT_COMMAND_TREE_ITEM_EXPANDED, item);
 911 }
 912
 913 void wxTreeCtrl::SendCollapsing(const wxTreeItemId& item) {
 914   SendMessage(wxEVT_COMMAND_TREE_ITEM_COLLAPSING, item);
 915 }
 916
 917 void wxTreeCtrl::SendCollapsed(const wxTreeItemId& item) {
 918   SendMessage(wxEVT_COMMAND_TREE_ITEM_COLLAPSED, item);
 919 }
 920
 921 void wxTreeCtrl::SendSelChanging(const wxTreeItemId& item) {
 922   SendMessage(wxEVT_COMMAND_TREE_SEL_CHANGED, item);
 923 }
 924
 925 void wxTreeCtrl::SendSelChanged(const wxTreeItemId& item) {
 926   SendMessage(wxEVT_COMMAND_TREE_SEL_CHANGING, item);
 927 }
 928
 929 // Tree event
 930 IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent, wxCommandEvent)
 931
 932 wxTreeEvent::wxTreeEvent(wxEventType commandType, int id):
 933   wxCommandEvent(commandType, id) {
 934   m_code = 0;
 935   m_itemOld = 0;
 936 }