Software Público Brasileiro

/*
 * "Software pw3270, desenvolvido com base nos códigos fontes do WC3270  e X3270
 * (Paul Mattes Paul.Mattes@usa.net), de emulação de terminal 3270 para acesso a
 * aplicativos mainframe. Registro no INPI sob o nome G3270.
 *
 * Copyright (C) <2008> <Banco do Brasil S.A.>
 *
 * Este programa é software livre. Você pode redistribuí-lo e/ou modificá-lo sob
 * os termos da GPL v.2 - Licença Pública Geral  GNU,  conforme  publicado  pela
 * Free Software Foundation.
 *
 * Este programa é distribuído na expectativa de  ser  útil,  mas  SEM  QUALQUER
 * GARANTIA; sem mesmo a garantia implícita de COMERCIALIZAÇÃO ou  de  ADEQUAÇÃO
 * A QUALQUER PROPÓSITO EM PARTICULAR. Consulte a Licença Pública Geral GNU para
 * obter mais detalhes.
 *
 * Você deve ter recebido uma cópia da Licença Pública Geral GNU junto com este
 * programa; se não, escreva para a Free Software Foundation, Inc., 51 Franklin
 * St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * Este programa está nomeado como - e possui - linhas de código.
 *
 * Contatos:
 *
 * perry.werneck@gmail.com	(Alexandre Perry de Souza Werneck)
 * erico.mendonca@gmail.com	(Erico Mascarenhas Mendonça)
 *
 */

 #include "private.h"

 static void pw3270_action_iface_init(GActionInterface *iface);
 static void pw3270Action_class_init(pw3270ActionClass *klass);
 static void pw3270Action_init(pw3270Action *action);
 static void pw3270_action_get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
 static void pw3270_action_set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);

 static	const GVariantType	* pw3270_action_get_state_type(GAction *action);
 static	GVariant			* pw3270_action_get_state_property(GAction *action);
 static	GVariantType		* pw3270_action_get_parameter_type(GAction *action);


 enum {
	PROP_NONE,
	PROP_NAME,
	PROP_PARAMETER_TYPE,
	PROP_ENABLED,
	PROP_STATE_TYPE,
	PROP_STATE
 };

 G_DEFINE_TYPE_WITH_CODE(pw3270Action, pw3270Action, G_TYPE_OBJECT, G_IMPLEMENT_INTERFACE(G_TYPE_ACTION, pw3270_action_iface_init))

 void pw3270_action_iface_init(GActionInterface *iface) {
	iface->get_name = pw3270_action_get_name;
//	iface->get_parameter_type = pw3270_action_get_parameter_type;
	iface->get_state_type = pw3270_action_get_state_type;
//	iface->get_state_hint = pw3270_action_get_state_hint;
	iface->get_enabled = pw3270_action_get_enabled;
	iface->get_state = pw3270_action_get_state_property;
//	iface->change_state = pw3270_action_change_state;
	iface->activate = pw3270_action_activate;
 }

 static gboolean return_false(GAction G_GNUC_UNUSED(*action), GtkWidget G_GNUC_UNUSED(*window)) {
 	return FALSE;
 }

 void pw3270Action_class_init(pw3270ActionClass *klass) {

	GObjectClass *object_class = G_OBJECT_CLASS(klass);

	object_class->set_property = pw3270_action_set_property;
	object_class->get_property = pw3270_action_get_property;

	klass->get_enabled = return_false;

	// Install properties
	g_object_class_install_property(object_class, PROP_NAME,
		g_param_spec_string ("name",
			N_("Action Name"),
			N_("The name used to invoke the action"),
			NULL,
			G_PARAM_READWRITE |
			G_PARAM_CONSTRUCT_ONLY |
			G_PARAM_STATIC_STRINGS));

	g_object_class_install_property (object_class, PROP_PARAMETER_TYPE,
		g_param_spec_boxed ("parameter-type",
			N_("Parameter Type"),
			N_("The type of GVariant passed to activate()"),
			G_TYPE_VARIANT_TYPE,
			G_PARAM_READWRITE |
			G_PARAM_CONSTRUCT_ONLY |
			G_PARAM_STATIC_STRINGS));

	g_object_class_install_property (object_class, PROP_ENABLED,
		g_param_spec_boolean ("enabled",
			N_("Enabled"),
			N_("If the action can be activated"),
			TRUE,
			G_PARAM_READWRITE |
			G_PARAM_STATIC_STRINGS));

	g_object_class_install_property (object_class, PROP_STATE_TYPE,
		g_param_spec_boxed ("state-type",
			N_("State Type"),
			N_("The type of the state kept by the action"),
			G_TYPE_VARIANT_TYPE,
			G_PARAM_READABLE |
			G_PARAM_STATIC_STRINGS));

	g_object_class_install_property (object_class, PROP_STATE,
		g_param_spec_variant ("state",
			N_("State"),
			N_("The state the action is in"),
			G_VARIANT_TYPE_ANY,
			NULL,
			G_PARAM_READWRITE | G_PARAM_CONSTRUCT |
			G_PARAM_STATIC_STRINGS));


 }

 void pw3270Action_init(pw3270Action *action) {

	action->name	= "unnamed";
	action->window	= NULL;

 }

 void pw3270_action_get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) {

	GAction *action = G_ACTION(object);

	switch (prop_id) {
    case PROP_NAME:
		g_value_set_string(value, pw3270_action_get_name(action));
		break;

	case PROP_PARAMETER_TYPE:
		g_value_set_boxed(value, pw3270_action_get_parameter_type(action));
		break;

	case PROP_ENABLED:
		g_value_set_boolean(value, pw3270_action_get_enabled(action));
		break;

	case PROP_STATE_TYPE:
		g_value_set_boxed(value, pw3270_action_get_state_type(action));
		break;

	case PROP_STATE:
		g_value_take_variant(value, pw3270_action_get_state_property(action));
		break;

	default:
		g_assert_not_reached ();
	}

 }

 void pw3270_action_set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) {
 }

 const gchar * pw3270_action_get_name(GAction *action) {
 	return PW3270_ACTION(action)->name;
 }

 const GVariantType	* pw3270_action_get_state_type(GAction *action) {
 	return NULL;
 }

 GVariant * pw3270_action_get_state_property(GAction *action) {
 	return g_variant_new_int16(0);
 }

 GVariantType * pw3270_action_get_parameter_type(GAction *action) {
 	return NULL;
 }

 gboolean pw3270_action_get_enabled(GAction *action) {
 	GtkWidget *window =  PW3270_ACTION(action)->window;

 	if(window)
		return PW3270_ACTION_GET_CLASS(action)->get_enabled(action,window);

	return FALSE;
 }

 void pw3270_action_activate(GAction *action, GVariant *parameter) {
 	GtkWidget *window = PW3270_ACTION(action)->window;

 	if(window)
		PW3270_ACTION_GET_CLASS(action)->activate(action,window);

 }