diff options
Diffstat (limited to 'libs/gtkmm2/gdk/gdkmm/pixbufloader.cc')
-rw-r--r-- | libs/gtkmm2/gdk/gdkmm/pixbufloader.cc | 465 |
1 files changed, 465 insertions, 0 deletions
diff --git a/libs/gtkmm2/gdk/gdkmm/pixbufloader.cc b/libs/gtkmm2/gdk/gdkmm/pixbufloader.cc new file mode 100644 index 0000000000..41af07e520 --- /dev/null +++ b/libs/gtkmm2/gdk/gdkmm/pixbufloader.cc @@ -0,0 +1,465 @@ +// Generated by gtkmmproc -- DO NOT MODIFY! + +#include <gdkmm/pixbufloader.h> +#include <gdkmm/private/pixbufloader_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 <gdk/gdkcolor.h> +#include <gdk-pixbuf/gdk-pixbuf.h> + + +namespace +{ + +/* We use this helper function in the constructor to be able to throw + * before the base class' (Glib::Object) constructor is called. + */ +GdkPixbufLoader* pixbuf_loader_create_with_type(const Glib::ustring& image_type, bool mime_type) +{ + GError* error = 0; + GdkPixbufLoader *const loader = 0; + + if(mime_type) + gdk_pixbuf_loader_new_with_mime_type(image_type.c_str(), &error); + else + gdk_pixbuf_loader_new_with_type(image_type.c_str(), &error); + + if(error) + Glib::Error::throw_exception(error); + + return loader; +} + +} // anonymous namespace + + +namespace Gdk +{ + +PixbufLoader::PixbufLoader(const Glib::ustring& image_type, bool mime_type) +: + Glib::ObjectBase(0), + Glib::Object((GObject*) pixbuf_loader_create_with_type(image_type, mime_type)) +{} + +void PixbufLoader::write(const guint8* buf, gsize count) +{ + GError* error = 0; + gdk_pixbuf_loader_write(gobj(), buf, count, &error); + + if(error) + Glib::Error::throw_exception(error); +} + +void PixbufLoader::close() +{ + GError* error = 0; + gdk_pixbuf_loader_close(gobj(), &error); + + if(error) + Glib::Error::throw_exception(error); +} + +} // namespace Gdk + + +namespace +{ + +const Glib::SignalProxyInfo PixbufLoader_signal_area_prepared_info = +{ + "area_prepared", + (GCallback) &Glib::SignalProxyNormal::slot0_void_callback, + (GCallback) &Glib::SignalProxyNormal::slot0_void_callback +}; + + +void PixbufLoader_signal_area_updated_callback(GdkPixbufLoader* self, gint p0,gint p1,gint p2,gint p3,void* data) +{ + using namespace Gdk; + typedef sigc::slot< void,int,int,int,int > SlotType; + + // Do not try to call a signal on a disassociated wrapper. + if(Glib::ObjectBase::_get_current_wrapper((GObject*) self)) + { + try + { + if(sigc::slot_base *const slot = Glib::SignalProxyNormal::data_to_slot(data)) + (*static_cast<SlotType*>(slot))(p0 +, p1 +, p2 +, p3 +); + } + catch(...) + { + Glib::exception_handlers_invoke(); + } + } +} + +const Glib::SignalProxyInfo PixbufLoader_signal_area_updated_info = +{ + "area_updated", + (GCallback) &PixbufLoader_signal_area_updated_callback, + (GCallback) &PixbufLoader_signal_area_updated_callback +}; + + +const Glib::SignalProxyInfo PixbufLoader_signal_closed_info = +{ + "closed", + (GCallback) &Glib::SignalProxyNormal::slot0_void_callback, + (GCallback) &Glib::SignalProxyNormal::slot0_void_callback +}; + + +void PixbufLoader_signal_size_prepared_callback(GdkPixbufLoader* self, gint p0,gint p1,void* data) +{ + using namespace Gdk; + typedef sigc::slot< void,int,int > SlotType; + + // Do not try to call a signal on a disassociated wrapper. + if(Glib::ObjectBase::_get_current_wrapper((GObject*) self)) + { + try + { + if(sigc::slot_base *const slot = Glib::SignalProxyNormal::data_to_slot(data)) + (*static_cast<SlotType*>(slot))(p0 +, p1 +); + } + catch(...) + { + Glib::exception_handlers_invoke(); + } + } +} + +const Glib::SignalProxyInfo PixbufLoader_signal_size_prepared_info = +{ + "size_prepared", + (GCallback) &PixbufLoader_signal_size_prepared_callback, + (GCallback) &PixbufLoader_signal_size_prepared_callback +}; + +} // anonymous namespace + + +namespace Glib +{ + +Glib::RefPtr<Gdk::PixbufLoader> wrap(GdkPixbufLoader* object, bool take_copy) +{ + return Glib::RefPtr<Gdk::PixbufLoader>( dynamic_cast<Gdk::PixbufLoader*> (Glib::wrap_auto ((GObject*)(object), take_copy)) ); + //We use dynamic_cast<> in case of multiple inheritance. +} + +} /* namespace Glib */ + + +namespace Gdk +{ + + +/* The *_Class implementation: */ + +const Glib::Class& PixbufLoader_Class::init() +{ + if(!gtype_) // create the GType if necessary + { + // Glib::Class has to know the class init function to clone custom types. + class_init_func_ = &PixbufLoader_Class::class_init_function; + + // This is actually just optimized away, apparently with no harm. + // Make sure that the parent type has been created. + //CppClassParent::CppObjectType::get_type(); + + // Create the wrapper type, with the same class/instance size as the base type. + register_derived_type(gdk_pixbuf_loader_get_type()); + + // Add derived versions of interfaces, if the C type implements any interfaces: + } + + return *this; +} + +void PixbufLoader_Class::class_init_function(void* g_class, void* class_data) +{ + BaseClassType *const klass = static_cast<BaseClassType*>(g_class); + CppClassParent::class_init_function(klass, class_data); + + klass->area_prepared = &area_prepared_callback; + klass->area_updated = &area_updated_callback; + klass->closed = &closed_callback; +} + + +void PixbufLoader_Class::area_prepared_callback(GdkPixbufLoader* self) +{ + 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. + obj->on_area_prepared(); + } + catch(...) + { + Glib::exception_handlers_invoke(); + } + } + else + { + BaseClassType *const base = static_cast<BaseClassType*>( + g_type_class_peek_parent(G_OBJECT_GET_CLASS(self)) // Get the parent class of the object class (The original underlying C class). + ); + + // Call the original underlying C function: + if(base && base->area_prepared) + (*base->area_prepared)(self); + } +} + +void PixbufLoader_Class::area_updated_callback(GdkPixbufLoader* self, gint p0, gint p1, gint p2, gint p3) +{ + 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. + obj->on_area_updated(p0 +, p1 +, p2 +, p3 +); + } + catch(...) + { + Glib::exception_handlers_invoke(); + } + } + else + { + BaseClassType *const base = static_cast<BaseClassType*>( + g_type_class_peek_parent(G_OBJECT_GET_CLASS(self)) // Get the parent class of the object class (The original underlying C class). + ); + + // Call the original underlying C function: + if(base && base->area_updated) + (*base->area_updated)(self, p0, p1, p2, p3); + } +} + +void PixbufLoader_Class::closed_callback(GdkPixbufLoader* self) +{ + 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. + obj->on_closed(); + } + catch(...) + { + Glib::exception_handlers_invoke(); + } + } + else + { + BaseClassType *const base = static_cast<BaseClassType*>( + g_type_class_peek_parent(G_OBJECT_GET_CLASS(self)) // Get the parent class of the object class (The original underlying C class). + ); + + // Call the original underlying C function: + if(base && base->closed) + (*base->closed)(self); + } +} + + +Glib::ObjectBase* PixbufLoader_Class::wrap_new(GObject* object) +{ + return new PixbufLoader((GdkPixbufLoader*)object); +} + + +/* The implementation: */ + +GdkPixbufLoader* PixbufLoader::gobj_copy() +{ + reference(); + return gobj(); +} + +PixbufLoader::PixbufLoader(const Glib::ConstructParams& construct_params) +: + Glib::Object(construct_params) +{} + +PixbufLoader::PixbufLoader(GdkPixbufLoader* castitem) +: + Glib::Object((GObject*)(castitem)) +{} + +PixbufLoader::~PixbufLoader() +{} + + +PixbufLoader::CppClassType PixbufLoader::pixbufloader_class_; // initialize static member + +GType PixbufLoader::get_type() +{ + return pixbufloader_class_.init().get_type(); +} + +GType PixbufLoader::get_base_type() +{ + return gdk_pixbuf_loader_get_type(); +} + + +PixbufLoader::PixbufLoader() +: + Glib::ObjectBase(0), //Mark this class as gtkmmproc-generated, rather than a custom class, to allow vfunc optimisations. + Glib::Object(Glib::ConstructParams(pixbufloader_class_.init())) +{ + } + +Glib::RefPtr<PixbufLoader> PixbufLoader::create() +{ + return Glib::RefPtr<PixbufLoader>( new PixbufLoader() ); +} +Glib::RefPtr<PixbufLoader> PixbufLoader::create(const Glib::ustring& image_type, bool mime_type) +{ + return Glib::RefPtr<PixbufLoader>( new PixbufLoader(image_type, mime_type) ); +} +void PixbufLoader::set_size(int width, int height) +{ + gdk_pixbuf_loader_set_size(gobj(), width, height); +} + +Glib::RefPtr<Gdk::Pixbuf> PixbufLoader::get_pixbuf() +{ + + Glib::RefPtr<Gdk::Pixbuf> retvalue = Glib::wrap(gdk_pixbuf_loader_get_pixbuf(gobj())); + + if(retvalue) + retvalue->reference(); //The function does not do a ref for us. + return retvalue; +} + +Glib::RefPtr<Gdk::PixbufAnimation> PixbufLoader::get_animation() +{ + + Glib::RefPtr<Gdk::PixbufAnimation> retvalue = Glib::wrap(gdk_pixbuf_loader_get_animation(gobj())); + + if(retvalue) + retvalue->reference(); //The function does not do a ref for us. + return retvalue; +} + +PixbufFormat PixbufLoader::get_format() const +{ + return PixbufFormat(gdk_pixbuf_loader_get_format(const_cast<GdkPixbufLoader*>(gobj()))); +} + + +Glib::SignalProxy0< void > PixbufLoader::signal_area_prepared() +{ + return Glib::SignalProxy0< void >(this, &PixbufLoader_signal_area_prepared_info); +} + +Glib::SignalProxy4< void,int,int,int,int > PixbufLoader::signal_area_updated() +{ + return Glib::SignalProxy4< void,int,int,int,int >(this, &PixbufLoader_signal_area_updated_info); +} + +Glib::SignalProxy0< void > PixbufLoader::signal_closed() +{ + return Glib::SignalProxy0< void >(this, &PixbufLoader_signal_closed_info); +} + +Glib::SignalProxy2< void,int,int > PixbufLoader::signal_size_prepared() +{ + return Glib::SignalProxy2< void,int,int >(this, &PixbufLoader_signal_size_prepared_info); +} + + +void Gdk::PixbufLoader::on_area_prepared() +{ + BaseClassType *const base = static_cast<BaseClassType*>( + g_type_class_peek_parent(G_OBJECT_GET_CLASS(gobject_)) // Get the parent class of the object class (The original underlying C class). + ); + + if(base && base->area_prepared) + (*base->area_prepared)(gobj()); +} + +void Gdk::PixbufLoader::on_area_updated(int x, int y, int width, int height) +{ + BaseClassType *const base = static_cast<BaseClassType*>( + g_type_class_peek_parent(G_OBJECT_GET_CLASS(gobject_)) // Get the parent class of the object class (The original underlying C class). + ); + + if(base && base->area_updated) + (*base->area_updated)(gobj(),x,y,width,height); +} + +void Gdk::PixbufLoader::on_closed() +{ + BaseClassType *const base = static_cast<BaseClassType*>( + g_type_class_peek_parent(G_OBJECT_GET_CLASS(gobject_)) // Get the parent class of the object class (The original underlying C class). + ); + + if(base && base->closed) + (*base->closed)(gobj()); +} + + +} // namespace Gdk + + |