libs/gtkmm2/gtk/gtkmm/treeselection.cc

   1 // Generated by gtkmmproc -- DO NOT MODIFY!
   2
   3 #include <gtkmm/treeselection.h>
   4 #include <gtkmm/private/treeselection_p.h>
   5
   6 // -*- c++ -*-
   7 /* $Id$ */
   8
   9 /* Copyright 1998-2002 The gtkmm Development Team
  10  *
  11  * This library is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU Library General Public
  13  * License as published by the Free Software Foundation; either
  14  * version 2 of the License, or (at your option) any later version.
  15  *
  16  * This library is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * Library General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU Library General Public
  22  * License along with this library; if not, write to the Free
  23  * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  24  */
  25
  26 #include <gtkmm/treeview.h>
  27 #include <gtk/gtktreeselection.h>
  28
  29
  30 namespace
  31 {
  32
  33 void proxy_foreach_selection_iter_callback(GtkTreeModel* model, GtkTreePath*, GtkTreeIter* iter, void* data)
  34 {
  35   typedef Gtk::TreeSelection::SlotForeachIter SlotType;
  36   SlotType& slot = *static_cast<SlotType*>(data);
  37
  38   try
  39   {
  40     slot(Gtk::TreeModel::iterator(model, iter));
  41   }
  42   catch(...)
  43   {
  44     Glib::exception_handlers_invoke();
  45   }
  46 }
  47
  48 void proxy_foreach_selection_path_callback(GtkTreeModel*, GtkTreePath* path, GtkTreeIter*, void* data)
  49 {
  50   typedef Gtk::TreeSelection::SlotForeachPath SlotType;
  51   SlotType& slot = *static_cast<SlotType*>(data);
  52
  53   try
  54   {
  55     slot(Gtk::TreeModel::Path(path, true));
  56   }
  57   catch(...)
  58   {
  59     Glib::exception_handlers_invoke();
  60   }
  61 }
  62
  63 void proxy_foreach_selection_path_and_iter_callback(GtkTreeModel* model, GtkTreePath* path,
  64                                                     GtkTreeIter* iter, void* data)
  65 {
  66   typedef Gtk::TreeSelection::SlotForeachPathAndIter SlotType;
  67   SlotType& slot = *static_cast<SlotType*>(data);
  68
  69   try
  70   {
  71     slot(Gtk::TreeModel::Path(path, true), Gtk::TreeModel::iterator(model, iter));
  72   }
  73   catch(...)
  74   {
  75     Glib::exception_handlers_invoke();
  76   }
  77 }
  78
  79
  80 // This Signal Proxy allows the C++ coder to specify
  81 // a sigc::slot instead of a static function.
  82 class SignalProxy_Select
  83 {
  84 public:
  85   typedef Gtk::TreeSelection::SlotSelect SlotType;
  86
  87   SignalProxy_Select(const SlotType& slot) : slot_(slot) {}
  88   ~SignalProxy_Select();
  89
  90   static gboolean gtk_callback(GtkTreeSelection*, GtkTreeModel* model, GtkTreePath* path,
  91                                gboolean path_currently_selected, void* data);
  92
  93   static void gtk_callback_destroy(void* data);
  94
  95 private:
  96   SlotType slot_;
  97 };
  98
  99 SignalProxy_Select::~SignalProxy_Select()
 100 {}
 101
 102 gboolean SignalProxy_Select::gtk_callback(GtkTreeSelection*, GtkTreeModel* model, GtkTreePath* path,
 103                                           gboolean path_currently_selected, void* data)
 104 {
 105   SignalProxy_Select *const self = static_cast<SignalProxy_Select*>(data);
 106
 107   try
 108   {
 109     return (self->slot_)(Glib::wrap(model, true),   // take copy
 110                          Gtk::TreePath(path, true), // take copy
 111                          path_currently_selected);
 112   }
 113   catch(...)
 114   {
 115     Glib::exception_handlers_invoke();
 116   }
 117
 118   return 0;
 119 }
 120
 121 void SignalProxy_Select::gtk_callback_destroy(void* data)
 122 {
 123   delete static_cast<SignalProxy_Select*>(data);
 124 }
 125
 126 } // anonymous namespace
 127
 128
 129 namespace Gtk
 130 {
 131
 132 void TreeSelection::set_select_function(const SlotSelect& slot)
 133 {
 134   // Create a signal proxy.  A pointer to this will be passed
 135   // through the callback's data parameter.  It will be deleted
 136   // when SignalProxy_Select::gtk_callback_destroy() is called.
 137   SignalProxy_Select *const pSignalProxy = new SignalProxy_Select(slot);
 138
 139   gtk_tree_selection_set_select_function(gobj(),
 140       &SignalProxy_Select::gtk_callback, pSignalProxy,
 141       &SignalProxy_Select::gtk_callback_destroy);
 142 }
 143
 144 Glib::RefPtr<TreeModel> TreeSelection::get_model()
 145 {
 146   GtkTreeView *const tree_view = gtk_tree_selection_get_tree_view(gobj());
 147   return Glib::wrap(gtk_tree_view_get_model(tree_view), true);
 148 }
 149
 150 Glib::RefPtr<const TreeModel> TreeSelection::get_model() const
 151 {
 152   GtkTreeView *const tree_view = gtk_tree_selection_get_tree_view(const_cast<GtkTreeSelection*>(gobj()));
 153   return Glib::wrap(gtk_tree_view_get_model(tree_view), true);
 154 }
 155
 156 TreeModel::iterator TreeSelection::get_selected()
 157 {
 158   TreeModel::iterator iter;
 159   GtkTreeModel* model_gobject = 0;
 160
 161   gtk_tree_selection_get_selected(gobj(), &model_gobject, iter.gobj());
 162
 163   iter.set_model_gobject(model_gobject);
 164   return iter;
 165 }
 166
 167 TreeModel::iterator TreeSelection::get_selected(Glib::RefPtr<TreeModel>& model)
 168 {
 169   TreeModel::iterator iter;
 170   GtkTreeModel* model_gobject = 0;
 171
 172   gtk_tree_selection_get_selected(gobj(), &model_gobject, iter.gobj());
 173
 174   model = Glib::wrap(model_gobject, true);
 175
 176   iter.set_model_refptr(model);
 177   return iter;
 178 }
 179
 180 void TreeSelection::selected_foreach_iter(const SlotForeachIter& slot) const
 181 {
 182   SlotForeachIter slot_copy (slot);
 183   gtk_tree_selection_selected_foreach(const_cast<GtkTreeSelection*>(gobj()), &proxy_foreach_selection_iter_callback, &slot_copy);
 184 }
 185
 186 void TreeSelection::selected_foreach_path(const SlotForeachPath& slot) const
 187 {
 188   SlotForeachPath slot_copy (slot);
 189   gtk_tree_selection_selected_foreach(const_cast<GtkTreeSelection*>(gobj()), &proxy_foreach_selection_path_callback, &slot_copy);
 190 }
 191
 192 void TreeSelection::selected_foreach(const SlotForeachPathAndIter& slot) const
 193 {
 194   SlotForeachPathAndIter slot_copy (slot);
 195   gtk_tree_selection_selected_foreach(const_cast<GtkTreeSelection*>(gobj()), &proxy_foreach_selection_path_and_iter_callback, &slot_copy);
 196 }
 197
 198 TreeSelection::ListHandle_Path TreeSelection::get_selected_rows() const
 199 {
 200   return ListHandle_Path(gtk_tree_selection_get_selected_rows(
 201       const_cast<GtkTreeSelection*>(gobj()), 0), Glib::OWNERSHIP_DEEP);
 202 }
 203
 204 TreeSelection::ListHandle_Path TreeSelection::get_selected_rows(Glib::RefPtr<TreeModel>& model)
 205 {
 206   GtkTreeModel* model_gobject = 0;
 207
 208   const ListHandle_Path result (gtk_tree_selection_get_selected_rows(
 209       const_cast<GtkTreeSelection*>(gobj()), &model_gobject), Glib::OWNERSHIP_DEEP);
 210
 211   model = Glib::wrap(model_gobject, true);
 212   return result;
 213 }
 214
 215 } // namespace Gtk
 216
 217
 218 namespace
 219 {
 220
 221 const Glib::SignalProxyInfo TreeSelection_signal_changed_info =
 222 {
 223   "changed",
 224   (GCallback) &Glib::SignalProxyNormal::slot0_void_callback,
 225   (GCallback) &Glib::SignalProxyNormal::slot0_void_callback
 226 };
 227
 228 } // anonymous namespace
 229
 230
 231 namespace Glib
 232 {
 233
 234 Glib::RefPtr<Gtk::TreeSelection> wrap(GtkTreeSelection* object, bool take_copy)
 235 {
 236   return Glib::RefPtr<Gtk::TreeSelection>( dynamic_cast<Gtk::TreeSelection*> (Glib::wrap_auto ((GObject*)(object), take_copy)) );
 237   //We use dynamic_cast<> in case of multiple inheritance.
 238 }
 239
 240 } /* namespace Glib */
 241
 242
 243 namespace Gtk
 244 {
 245
 246
 247 /* The *_Class implementation: */
 248
 249 const Glib::Class& TreeSelection_Class::init()
 250 {
 251   if(!gtype_) // create the GType if necessary
 252   {
 253     // Glib::Class has to know the class init function to clone custom types.
 254     class_init_func_ = &TreeSelection_Class::class_init_function;
 255
 256     // This is actually just optimized away, apparently with no harm.
 257     // Make sure that the parent type has been created.
 258     //CppClassParent::CppObjectType::get_type();
 259
 260     // Create the wrapper type, with the same class/instance size as the base type.
 261     register_derived_type(gtk_tree_selection_get_type());
 262
 263     // Add derived versions of interfaces, if the C type implements any interfaces:
 264   }
 265
 266   return *this;
 267 }
 268
 269 void TreeSelection_Class::class_init_function(void* g_class, void* class_data)
 270 {
 271   BaseClassType *const klass = static_cast<BaseClassType*>(g_class);
 272   CppClassParent::class_init_function(klass, class_data);
 273
 274   klass->changed = &changed_callback;
 275 }
 276
 277
 278 void TreeSelection_Class::changed_callback(GtkTreeSelection* self)
 279 {
 280   CppObjectType *const obj = dynamic_cast<CppObjectType*>(
 281       Glib::ObjectBase::_get_current_wrapper((GObject*)self));
 282
 283   // Non-gtkmmproc-generated custom classes implicitly call the default
 284   // Glib::ObjectBase constructor, which sets is_derived_. But gtkmmproc-
 285   // generated classes can use this optimisation, which avoids the unnecessary
 286   // parameter conversions if there is no possibility of the virtual function
 287   // being overridden:
 288   if(obj && obj->is_derived_())
 289   {
 290     try // Trap C++ exceptions which would normally be lost because this is a C callback.
 291     {
 292       // Call the virtual member method, which derived classes might override.
 293       obj->on_changed();
 294     }
 295     catch(...)
 296     {
 297       Glib::exception_handlers_invoke();
 298     }
 299   }
 300   else
 301   {
 302     BaseClassType *const base = static_cast<BaseClassType*>(
 303         g_type_class_peek_parent(G_OBJECT_GET_CLASS(self)) // Get the parent class of the object class (The original underlying C class).
 304     );
 305
 306     // Call the original underlying C function:
 307     if(base && base->changed)
 308       (*base->changed)(self);
 309   }
 310 }
 311
 312
 313 Glib::ObjectBase* TreeSelection_Class::wrap_new(GObject* object)
 314 {
 315   return new TreeSelection((GtkTreeSelection*)object);
 316 }
 317
 318
 319 /* The implementation: */
 320
 321 GtkTreeSelection* TreeSelection::gobj_copy()
 322 {
 323   reference();
 324   return gobj();
 325 }
 326
 327 TreeSelection::TreeSelection(const Glib::ConstructParams& construct_params)
 328 :
 329   Glib::Object(construct_params)
 330 {}
 331
 332 TreeSelection::TreeSelection(GtkTreeSelection* castitem)
 333 :
 334   Glib::Object((GObject*)(castitem))
 335 {}
 336
 337 TreeSelection::~TreeSelection()
 338 {}
 339
 340
 341 TreeSelection::CppClassType TreeSelection::treeselection_class_; // initialize static member
 342
 343 GType TreeSelection::get_type()
 344 {
 345   return treeselection_class_.init().get_type();
 346 }
 347
 348 GType TreeSelection::get_base_type()
 349 {
 350   return gtk_tree_selection_get_type();
 351 }
 352
 353
 354 void TreeSelection::set_mode(SelectionMode type)
 355 {
 356   gtk_tree_selection_set_mode(gobj(), ((GtkSelectionMode)(type)));
 357 }
 358
 359 SelectionMode TreeSelection::get_mode() const
 360 {
 361   return ((SelectionMode)(gtk_tree_selection_get_mode(const_cast<GtkTreeSelection*>(gobj()))));
 362 }
 363
 364 TreeView* TreeSelection::get_tree_view()
 365 {
 366   return Glib::wrap(gtk_tree_selection_get_tree_view(gobj()));
 367 }
 368
 369 const TreeView* TreeSelection::get_tree_view() const
 370 {
 371   return Glib::wrap(gtk_tree_selection_get_tree_view(const_cast<GtkTreeSelection*>(gobj())));
 372 }
 373
 374 int TreeSelection::count_selected_rows() const
 375 {
 376   return gtk_tree_selection_count_selected_rows(const_cast<GtkTreeSelection*>(gobj()));
 377 }
 378
 379 void TreeSelection::select(const TreeModel::Path& path)
 380 {
 381   gtk_tree_selection_select_path(gobj(), const_cast<GtkTreePath*>((path).gobj()));
 382 }
 383
 384 void TreeSelection::select(const TreeModel::iterator& iter)
 385 {
 386   gtk_tree_selection_select_iter(gobj(), const_cast<GtkTreeIter*>((iter).gobj()));
 387 }
 388
 389 void TreeSelection::select(const TreeModel::Row& row)
 390 {
 391   gtk_tree_selection_select_iter(gobj(), const_cast<GtkTreeIter*>((row).gobj()));
 392 }
 393
 394 void TreeSelection::select(const TreeModel::Path& start_path, const TreeModel::Path& end_path)
 395 {
 396   gtk_tree_selection_select_range(gobj(), const_cast<GtkTreePath*>((start_path).gobj()), const_cast<GtkTreePath*>((end_path).gobj()));
 397 }
 398
 399 void TreeSelection::unselect(const TreeModel::Path& path)
 400 {
 401   gtk_tree_selection_unselect_path(gobj(), const_cast<GtkTreePath*>((path).gobj()));
 402 }
 403
 404 void TreeSelection::unselect(const TreeModel::Path& start_path, const TreeModel::Path& end_path)
 405 {
 406   gtk_tree_selection_unselect_range(gobj(), const_cast<GtkTreePath*>((start_path).gobj()), const_cast<GtkTreePath*>((end_path).gobj()));
 407 }
 408
 409 void TreeSelection::unselect(const TreeModel::iterator& iter)
 410 {
 411   gtk_tree_selection_unselect_iter(gobj(), const_cast<GtkTreeIter*>((iter).gobj()));
 412 }
 413
 414 bool TreeSelection::is_selected(const TreeModel::Path& path) const
 415 {
 416   return gtk_tree_selection_path_is_selected(const_cast<GtkTreeSelection*>(gobj()), const_cast<GtkTreePath*>((path).gobj()));
 417 }
 418
 419 bool TreeSelection::is_selected(const TreeModel::iterator& iter) const
 420 {
 421   return gtk_tree_selection_iter_is_selected(const_cast<GtkTreeSelection*>(gobj()), const_cast<GtkTreeIter*>((iter).gobj()));
 422 }
 423
 424 void TreeSelection::select_all()
 425 {
 426   gtk_tree_selection_select_all(gobj());
 427 }
 428
 429 void TreeSelection::unselect_all()
 430 {
 431   gtk_tree_selection_unselect_all(gobj());
 432 }
 433
 434
 435 Glib::SignalProxy0< void > TreeSelection::signal_changed()
 436 {
 437   return Glib::SignalProxy0< void >(this, &TreeSelection_signal_changed_info);
 438 }
 439
 440
 441 void Gtk::TreeSelection::on_changed()
 442 {
 443   BaseClassType *const base = static_cast<BaseClassType*>(
 444       g_type_class_peek_parent(G_OBJECT_GET_CLASS(gobject_)) // Get the parent class of the object class (The original underlying C class).
 445   );
 446
 447   if(base && base->changed)
 448     (*base->changed)(gobj());
 449 }
 450
 451
 452 } // namespace Gtk
 453
 454