/* * "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> * * 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) * */ /** * @brief Implement GAction "wrapper" for v3270 properties. * * Reference: * * * */ #include "../private.h" #include #include #include #include static void v3270PropertyAction_class_init(v3270PropertyActionClass *klass); static void v3270PropertyAction_init(v3270PropertyAction *action); static GVariant * get_state(GAction *action, GtkWidget *terminal); static void change_widget(GAction *object, GtkWidget *from, GtkWidget *to); G_DEFINE_TYPE(v3270PropertyAction, v3270PropertyAction, PW3270_TYPE_SIMPLE_ACTION); void v3270PropertyAction_class_init(v3270PropertyActionClass *klass) { klass->parent_class.parent_class.change_widget = change_widget; } static void v3270PropertyAction_init(v3270PropertyAction *action) { action->parent.parent.get_state_property = get_state; } GVariant * get_state(GAction *object, GtkWidget *terminal) { v3270PropertyAction * action = V3270_PROPERTY_ACTION(object); GVariant * result = NULL; GValue value = G_VALUE_INIT; g_value_init(&value, action->pspec->value_type); g_object_get_property(G_OBJECT(terminal), action->pspec->name, &value); switch(action->pspec->value_type) { case G_TYPE_UINT: result = g_variant_new_take_string(g_strdup_printf("%d",g_value_get_uint(&value))); break; case G_TYPE_STRING: result = g_variant_new_string(g_value_get_string(&value)); debug("Action %s is on state \"%s\"",g_action_get_name(object),g_value_get_string(&value)); break; case G_TYPE_BOOLEAN: result = g_variant_new_boolean(g_value_get_boolean(&value)); break; /* case G_TYPE_INT: result = g_variant_new_int32(g_value_get_int(&value)); break; case G_TYPE_DOUBLE: result = g_variant_new_double(g_value_get_double(&value)); break; case G_TYPE_FLOAT: result = g_variant_new_double(g_value_get_float(&value)); break; */ default: g_warning("Unexpected value type getting state for action \"%s\"",g_action_get_name(object)); } g_value_unset (&value); return result; } static void activate(GAction *object, GVariant *parameter, GtkWidget *terminal) { v3270PropertyAction * action = V3270_PROPERTY_ACTION(object); GValue value = G_VALUE_INIT; g_value_init(&value, action->pspec->value_type); switch(action->pspec->value_type) { case G_TYPE_UINT: debug("%s(%s,%s,%p)",__FUNCTION__,g_action_get_name(object),g_variant_get_string(parameter,NULL),terminal); g_value_set_uint(&value,atoi(g_variant_get_string(parameter,NULL))); break; case G_TYPE_BOOLEAN: if(parameter) { debug("%s(%s,%s,%p)",__FUNCTION__,g_action_get_name(object),g_variant_get_string(parameter,NULL),terminal); if(g_variant_is_of_type(parameter,G_VARIANT_TYPE_BOOLEAN)) g_value_set_boolean(&value,g_variant_get_boolean(parameter)); else g_value_set_boolean(&value,atoi(g_variant_get_string(parameter,NULL)) != 0); } else { g_object_get_property(G_OBJECT(terminal), action->pspec->name, &value); g_value_set_boolean(&value,!g_value_get_boolean(&value)); } break; case G_TYPE_STRING: g_value_set_string(&value,g_variant_get_string(parameter,NULL)); break; /* case G_TYPE_INT: break; case G_TYPE_DOUBLE: break; case G_TYPE_FLOAT: break; */ default: g_warning("Can't activate action \"%s\"",g_action_get_name(object)); g_value_unset(&value); return; } g_object_set_property(G_OBJECT(terminal),action->pspec->name,&value); g_value_unset(&value); } static void on_notify(GtkWidget G_GNUC_UNUSED(*terminal), GParamSpec G_GNUC_UNUSED(*pspec), GAction *action) { debug("%s: State of action %s has changed",__FUNCTION__, g_action_get_name(G_ACTION(action))); pw3270_action_notify_state(action); } GAction * v3270_property_action_new(GtkWidget *widget, const gchar *property_name) { GParamSpec *pspec = g_object_class_find_property(G_OBJECT_GET_CLASS(widget), property_name); if(!pspec) { g_warning( "Can't find property '%s::%s'", G_OBJECT_TYPE_NAME(G_OBJECT(widget)), property_name ); return NULL; } debug("%s: pspec(%s)=%p",__FUNCTION__,property_name,pspec); if(~pspec->flags & G_PARAM_READABLE || ~pspec->flags & G_PARAM_WRITABLE || pspec->flags & G_PARAM_CONSTRUCT_ONLY) { g_warning( "Property '%s::%s' must be readable, writable, and not construct-only", G_OBJECT_TYPE_NAME(G_OBJECT(widget)), property_name ); return NULL; } v3270PropertyAction * action = (v3270PropertyAction *) g_object_new(V3270_TYPE_PROPERTY_ACTION, NULL); pw3270_simple_action_set_lib3270_property(PW3270_SIMPLE_ACTION(action), lib3270_property_get_by_name(pspec->name)); action->parent.parent.name = g_param_spec_get_name(pspec); action->parent.tooltip = g_param_spec_get_blurb(pspec); if(pspec->value_type == G_TYPE_BOOLEAN) { action->parent.parent.types.state = G_VARIANT_TYPE_BOOLEAN; } else { action->parent.parent.types.state = G_VARIANT_TYPE_STRING; action->parent.parent.types.parameter = G_VARIANT_TYPE_STRING; } action->parent.parent.activate = activate; action->pspec = pspec; pw3270_action_set_terminal_widget(G_ACTION(action), widget); return G_ACTION(action); } void change_widget(GAction *object, GtkWidget *from, GtkWidget *to) { v3270PropertyAction * action = V3270_PROPERTY_ACTION(object); g_autofree gchar * signal_name = g_strconcat("notify::", action->pspec->name,NULL); if(from) { gulong handler = g_signal_handler_find( from, G_SIGNAL_MATCH_FUNC|G_SIGNAL_MATCH_DATA, 0, 0, NULL, G_CALLBACK(on_notify), action ); if(handler) g_signal_handler_disconnect(from, handler); } PW3270_ACTION_CLASS(v3270PropertyAction_parent_class)->change_widget(object,from,to); if(to) { g_signal_connect(G_OBJECT(to),signal_name,G_CALLBACK(on_notify),action); } }