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livetrax/libs/gtkmm2/gtk/gtkmm/treedragdest.cc
Taybin Rutkin d09f6b3016 Initial revision
git-svn-id: svn://localhost/trunk/ardour2@4 d708f5d6-7413-0410-9779-e7cbd77b26cf
2005-05-13 20:47:18 +00:00

245 lines
7.9 KiB
C++

// Generated by gtkmmproc -- DO NOT MODIFY!
#include <gtkmm/treedragdest.h>
#include <gtkmm/private/treedragdest_p.h>
// -*- c++ -*-
/* $Id$ */
/* Copyright 1998-2002 The gtkmm Development Team
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <gtkmm/treepath.h>
#include <gtkmm/selectiondata_private.h>
#include <gtk/gtktreednd.h>
namespace
{
} // anonymous namespace
namespace Glib
{
Glib::RefPtr<Gtk::TreeDragDest> wrap(GtkTreeDragDest* object, bool take_copy)
{
return Glib::RefPtr<Gtk::TreeDragDest>( dynamic_cast<Gtk::TreeDragDest*> (Glib::wrap_auto ((GObject*)(object), take_copy)) );
//We use dynamic_cast<> in case of multiple inheritance.
}
} // namespace Glib
namespace Gtk
{
/* The *_Class implementation: */
const Glib::Interface_Class& TreeDragDest_Class::init()
{
if(!gtype_) // create the GType if necessary
{
// Glib::Interface_Class has to know the interface init function
// in order to add interfaces to implementing types.
class_init_func_ = &TreeDragDest_Class::iface_init_function;
// We can not derive from another interface, and it is not necessary anyway.
gtype_ = gtk_tree_drag_dest_get_type();
}
return *this;
}
void TreeDragDest_Class::iface_init_function(void* g_iface, void*)
{
BaseClassType *const klass = static_cast<BaseClassType*>(g_iface);
//This is just to avoid an "unused variable" warning when there are no vfuncs or signal handlers to connect.
//This is a temporary fix until I find out why I can not seem to derive a GtkFileChooser interface. murrayc
g_assert(klass != 0);
klass->drag_data_received = &drag_data_received_vfunc_callback;
klass->row_drop_possible = &row_drop_possible_vfunc_callback;
}
gboolean TreeDragDest_Class::drag_data_received_vfunc_callback(GtkTreeDragDest* self, GtkTreePath* dest, GtkSelectionData* selection_data)
{
CppObjectType *const obj = dynamic_cast<CppObjectType*>(
Glib::ObjectBase::_get_current_wrapper((GObject*)self));
// Non-gtkmmproc-generated custom classes implicitly call the default
// Glib::ObjectBase constructor, which sets is_derived_. But gtkmmproc-
// generated classes can use this optimisation, which avoids the unnecessary
// parameter conversions if there is no possibility of the virtual function
// being overridden:
if(obj && obj->is_derived_())
{
try // Trap C++ exceptions which would normally be lost because this is a C callback.
{
// Call the virtual member method, which derived classes might override.
return static_cast<int>(obj->drag_data_received_vfunc(Gtk::TreePath(dest, true)
, SelectionData_WithoutOwnership(selection_data)
));
}
catch(...)
{
Glib::exception_handlers_invoke();
}
}
else
{
BaseClassType *const base = static_cast<BaseClassType*>(
g_type_interface_peek_parent( // Get the parent interface of the interface (The original underlying C interface).
g_type_interface_peek(G_OBJECT_GET_CLASS(self), CppObjectType::get_type()) // Get the interface.
) );
// Call the original underlying C function:
if(base && base->drag_data_received)
return (*base->drag_data_received)(self, dest, selection_data);
}
typedef gboolean RType;
return RType();
}
gboolean TreeDragDest_Class::row_drop_possible_vfunc_callback(GtkTreeDragDest* self, GtkTreePath* dest_path, GtkSelectionData* selection_data)
{
CppObjectType *const obj = dynamic_cast<CppObjectType*>(
Glib::ObjectBase::_get_current_wrapper((GObject*)self));
// Non-gtkmmproc-generated custom classes implicitly call the default
// Glib::ObjectBase constructor, which sets is_derived_. But gtkmmproc-
// generated classes can use this optimisation, which avoids the unnecessary
// parameter conversions if there is no possibility of the virtual function
// being overridden:
if(obj && obj->is_derived_())
{
try // Trap C++ exceptions which would normally be lost because this is a C callback.
{
// Call the virtual member method, which derived classes might override.
return static_cast<int>(obj->row_drop_possible_vfunc(Gtk::TreePath(dest_path, true)
, SelectionData_WithoutOwnership(selection_data)
));
}
catch(...)
{
Glib::exception_handlers_invoke();
}
}
else
{
BaseClassType *const base = static_cast<BaseClassType*>(
g_type_interface_peek_parent( // Get the parent interface of the interface (The original underlying C interface).
g_type_interface_peek(G_OBJECT_GET_CLASS(self), CppObjectType::get_type()) // Get the interface.
) );
// Call the original underlying C function:
if(base && base->row_drop_possible)
return (*base->row_drop_possible)(self, dest_path, selection_data);
}
typedef gboolean RType;
return RType();
}
Glib::ObjectBase* TreeDragDest_Class::wrap_new(GObject* object)
{
return new TreeDragDest((GtkTreeDragDest*)(object));
}
/* The implementation: */
TreeDragDest::TreeDragDest()
:
Glib::Interface(treedragdest_class_.init())
{}
TreeDragDest::TreeDragDest(GtkTreeDragDest* castitem)
:
Glib::Interface((GObject*)(castitem))
{}
TreeDragDest::~TreeDragDest()
{}
// static
void TreeDragDest::add_interface(GType gtype_implementer)
{
treedragdest_class_.init().add_interface(gtype_implementer);
}
TreeDragDest::CppClassType TreeDragDest::treedragdest_class_; // initialize static member
GType TreeDragDest::get_type()
{
return treedragdest_class_.init().get_type();
}
GType TreeDragDest::get_base_type()
{
return gtk_tree_drag_dest_get_type();
}
bool TreeDragDest::drag_data_received(const TreeModel::Path& dest, const SelectionData& selection_data)
{
return gtk_tree_drag_dest_drag_data_received(gobj(), const_cast<GtkTreePath*>((dest).gobj()), const_cast<GtkSelectionData*>((selection_data).gobj()));
}
bool TreeDragDest::row_drop_possible(const TreeModel::Path& dest_path, const SelectionData& selection_data) const
{
return gtk_tree_drag_dest_row_drop_possible(const_cast<GtkTreeDragDest*>(gobj()), const_cast<GtkTreePath*>((dest_path).gobj()), const_cast<GtkSelectionData*>((selection_data).gobj()));
}
bool Gtk::TreeDragDest::drag_data_received_vfunc(const TreeModel::Path& dest, const SelectionData& selection_data)
{
BaseClassType *const base = static_cast<BaseClassType*>(
g_type_interface_peek_parent( // Get the parent interface of the interface (The original underlying C interface).
g_type_interface_peek(G_OBJECT_GET_CLASS(gobject_), CppObjectType::get_type()) // Get the interface.
) );
if(base && base->drag_data_received)
return (*base->drag_data_received)(gobj(),const_cast<GtkTreePath*>((dest).gobj()),const_cast<GtkSelectionData*>((selection_data).gobj()));
typedef bool RType;
return RType();
}
bool Gtk::TreeDragDest::row_drop_possible_vfunc(const TreeModel::Path& dest, const SelectionData& selection_data) const
{
BaseClassType *const base = static_cast<BaseClassType*>(
g_type_interface_peek_parent( // Get the parent interface of the interface (The original underlying C interface).
g_type_interface_peek(G_OBJECT_GET_CLASS(gobject_), CppObjectType::get_type()) // Get the interface.
) );
if(base && base->row_drop_possible)
return (*base->row_drop_possible)(const_cast<GtkTreeDragDest*>(gobj()),const_cast<GtkTreePath*>((dest).gobj()),const_cast<GtkSelectionData*>((selection_data).gobj()));
typedef bool RType;
return RType();
}
} // namespace Gtk