/*
 * "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 properties.c e possui - linhas de código.
 *
 * Contatos:
 *
 * perry.werneck@gmail.com	(Alexandre Perry de Souza Werneck)
 * erico.mendonca@gmail.com	(Erico Mascarenhas Mendonça)
 *
 */

#ifdef WIN32
	#include <winsock2.h>
	#include <windows.h>
	#include <ws2tcpip.h>
#endif // WIN32

 #include <gtk/gtk.h>
 #include <limits.h>
 #include <lib3270.h>
 #include <lib3270/session.h>
 #include <lib3270/actions.h>
 #include <lib3270/log.h>
 #include <lib3270/properties.h>
 #include <stdlib.h>
 #include <errno.h>
 #include <v3270.h>
 #include <terminal.h>

 enum _v3270_internal_property
 {
	V3270_PROPERTY_FONT_FAMILY	= 2,	///< @brief Name of the font-family used by widget.
	V3270_PROPERTY_CLIPBOARD	= 3,	///< @brief Name of the selected clipboard.
	V3270_PROPERTY_SESSION_NAME	= 4,	///< @brief Widget's session name.
	V3270_PROPERTY_DYNAMIC		= 5		///< @brief Id of the first LIB3270 internal property.
 };

/*--[ Implement ]------------------------------------------------------------------------------------*/

 static void v3270_set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
 {
	v3270 		* window	= GTK_V3270(object);
 	v3270Class	* klass		= GTK_V3270_GET_CLASS(object);

 	debug("%s(%u,%s)",__FUNCTION__,prop_id,g_param_spec_get_name(pspec));

 	if(prop_id >= klass->properties.type.str)
	{
		const LIB3270_STRING_PROPERTY * prop = (lib3270_get_string_properties_list()+(prop_id - klass->properties.type.str));
		debug("%s.%s.%s=%s",__FUNCTION__,"string",prop->name,g_value_get_string(value));

		if(prop->set)
			prop->set(window->host,g_value_get_string(value));

	}
	else if(prop_id >= klass->properties.type.uint)
	{
		const LIB3270_UINT_PROPERTY * prop = (lib3270_get_unsigned_properties_list()+(prop_id - klass->properties.type.uint));
		debug("%s.%s.%s",__FUNCTION__,"unsigned",prop->name);

		if(prop->set)
			prop->set(window->host,g_value_get_uint(value));

	}
	else if(prop_id >= klass->properties.type.integer)
	{
		const LIB3270_INT_PROPERTY * prop = (lib3270_get_int_properties_list()+(prop_id - klass->properties.type.integer));
		debug("%s.%s.%s",__FUNCTION__,"integer",prop->name);

		if(prop->set)
			prop->set(window->host,g_value_get_int(value));

	}
	else if(prop_id >= klass->properties.type.boolean)
	{
		const LIB3270_INT_PROPERTY * prop = (lib3270_get_boolean_properties_list()+(prop_id - klass->properties.type.boolean));
		debug("%s.%s.%s",__FUNCTION__,"boolean",prop->name);

		if(prop->set)
			prop->set(window->host,g_value_get_boolean(value) ? 1 : 0);

	}
 	else if(prop_id >= klass->properties.type.toggle)
	{
		debug("%s.%s",__FUNCTION__,"toggle");
		lib3270_set_toggle(window->host,prop_id - klass->properties.type.toggle, (int) g_value_get_boolean (value));

	}
	else
	{
		// Check for internal properties.
		switch(prop_id) {
		case V3270_PROPERTY_FONT_FAMILY:	// Font-family
			v3270_set_font_family(GTK_WIDGET(object), g_value_get_string(value));
			break;

		case V3270_PROPERTY_CLIPBOARD:	// Clipboard
			{
				const gchar * name = g_value_get_string(value);
				if(!*name) {
					g_message("Setting default clipboard");
					window->selection.target = GDK_SELECTION_CLIPBOARD;
				}
				else
			{
					GdkAtom clipboard = gdk_atom_intern(name,TRUE);
					if(clipboard == GDK_NONE)
					{
						g_warning("\"%s\" is not a valid clipboard name",name);
					}
					else
					{
						window->selection.target = clipboard;
					}
				}
			}
			break;

		case V3270_PROPERTY_SESSION_NAME:	// Session Name
			v3270_set_session_name(GTK_WIDGET(object), g_value_get_string(value));
			break;

		default:
			G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);

		}

	}


 }

 static void v3270_get_property(GObject *object,guint prop_id, GValue *value, GParamSpec *pspec)
 {
	v3270		* window	= GTK_V3270(object);
 	v3270Class	* klass		= GTK_V3270_GET_CLASS(object);

 	debug("%s(%u,%s)",__FUNCTION__,prop_id,g_param_spec_get_name(pspec));

 	if(prop_id >= klass->properties.type.str)
	{
		const LIB3270_STRING_PROPERTY * prop = (lib3270_get_string_properties_list()+(prop_id - klass->properties.type.str));
		debug("%s.%s.%s",__FUNCTION__,"string",prop->name);

		if(prop->get)
			g_value_set_string(value,prop->get(window->host));

	}
	else if(prop_id >= klass->properties.type.uint)
	{
		const LIB3270_UINT_PROPERTY * prop = (lib3270_get_unsigned_properties_list()+(prop_id - klass->properties.type.uint));
		debug("%s.%s.%s",__FUNCTION__,"unsigned",prop->name);

		if(prop->get)
			g_value_set_uint(value,prop->get(window->host));

	}
	else if(prop_id >= klass->properties.type.integer)
	{
		const LIB3270_INT_PROPERTY * prop = (lib3270_get_int_properties_list()+(prop_id - klass->properties.type.integer));
		debug("%s.%s.%s",__FUNCTION__,"integer",prop->name);

		if(prop->get)
			g_value_set_int(value,prop->get(window->host));

	}
	else if(prop_id >= klass->properties.type.boolean)
	{
		const LIB3270_INT_PROPERTY * prop = (lib3270_get_boolean_properties_list()+(prop_id - klass->properties.type.boolean));
		debug("%s.%s.%s",__FUNCTION__,"boolean",prop->name);

		if(prop->get)
			g_value_set_boolean(value,prop->get(window->host) != 0 ? TRUE : FALSE);

	}
 	else if(prop_id >= klass->properties.type.toggle)
	{
		debug("%s.%s.%s",__FUNCTION__,"toggle",lib3270_get_toggle_name(prop_id - klass->properties.type.toggle));
		g_value_set_boolean(value,lib3270_get_toggle(window->host,prop_id - klass->properties.type.toggle) ? TRUE : FALSE );

	}
	else
	{
		// Check for internal properties.
		switch(prop_id) {
		case V3270_PROPERTY_FONT_FAMILY:	// Font-family
			g_value_set_string(value,v3270_get_font_family(GTK_WIDGET(object)));
			break;

		case V3270_PROPERTY_CLIPBOARD:	// Clipboard
			g_value_take_string(value,gdk_atom_name(window->selection.target));
			break;

		case V3270_PROPERTY_SESSION_NAME:
			g_value_set_string(value,v3270_get_session_name(GTK_WIDGET(object)));
			break;

		default:
			G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);

		}
	}

 }

 void v3270_install_property(GObjectClass *oclass, guint property_id, GParamSpec *pspec)
 {
 	v3270Class * klass = GTK_V3270_CLASS(oclass);

 	const struct
 	{
 		const char	*name;
 		GParamSpec	**prop;
 	} properties[] = {
 		{ "connected",		&klass->properties.online		},
 		{ "luname",			&klass->properties.luname		},
 		{ "model",			&klass->properties.model		},
 		{ "has-selection",	&klass->properties.selection	},
 	};

 	size_t ix;

// 	debug("Property %s=%u",g_param_spec_get_name(pspec),(unsigned int) property_id);
	g_object_class_install_property(oclass, property_id, pspec);

	for(ix = 0; ix < G_N_ELEMENTS(properties); ix++)
	{
		if(!g_ascii_strcasecmp(properties[ix].name,g_param_spec_get_name(pspec)))
		{
//			debug("Property \"%s\" is special",g_param_spec_get_name(pspec));
			*properties[ix].prop = pspec;
			break;
		}
	}

 }

 void v3270_init_properties(GObjectClass * gobject_class)
 {
 	size_t		  ix;
 	GParamSpec	* spec;
 	v3270Class	* klass = GTK_V3270_CLASS(gobject_class);

 	debug("%s",__FUNCTION__);

	gobject_class->set_property = v3270_set_property;
	gobject_class->get_property = v3270_get_property;

	// Setup internal properties.

	// Font family
	klass->properties.font_family = g_param_spec_string(
							"font_family",
							"font_family",
							_("Font family for terminal contents"),
							FALSE,
							G_PARAM_READABLE|G_PARAM_WRITABLE
						);

	g_object_class_install_property(
		gobject_class,
		V3270_PROPERTY_FONT_FAMILY,
		klass->properties.font_family
	);

	// Session name.
	spec = g_param_spec_string(
							"session_name",
							"session_name",
							_("TN3270 Session name"),
							FALSE,
							G_PARAM_READABLE|G_PARAM_WRITABLE
						);

	g_object_class_install_property(
		gobject_class,
		V3270_PROPERTY_SESSION_NAME,
		spec
	);

	// Clipboard
	spec = g_param_spec_string(
							"clipboard",
							"clipboard",
							_("Clipboard name"),
							FALSE,
							G_PARAM_READABLE|G_PARAM_WRITABLE
						);

	g_object_class_install_property(
		gobject_class,
		V3270_PROPERTY_CLIPBOARD,
		spec
	);

	//
	// Create dynamic properties
	klass->properties.count = V3270_PROPERTY_DYNAMIC;

	//
	// Extract properties from LIB3270 control tables
	//
	// Extract toggle class.
	klass->properties.type.toggle = klass->properties.count;
	for(ix = 0; ix < LIB3270_TOGGLE_COUNT; ix++)
	{
		debug("Property %u=%s (Toggle)",(unsigned int) klass->properties.type.toggle + ix, lib3270_get_toggle_name(ix));

		klass->properties.toggle[ix] =
				g_param_spec_boolean(
					lib3270_get_toggle_name(ix),
					lib3270_get_toggle_name(ix),
					lib3270_get_toggle_description(ix),
					FALSE,
					G_PARAM_WRITABLE|G_PARAM_READABLE
		);

		v3270_install_property(gobject_class, klass->properties.count++, klass->properties.toggle[ix]);

	}

	// Creating boolean properties.
	klass->properties.type.boolean = klass->properties.count;
	const LIB3270_INT_PROPERTY * bool_props = lib3270_get_boolean_properties_list();

	for(ix = 0; bool_props[ix].name; ix++)
	{
		debug("Property %u=%s (Boolean)",(unsigned int) klass->properties.type.boolean + ix, bool_props[ix].name);
		spec = g_param_spec_boolean(
					bool_props[ix].name,
					bool_props[ix].name,
					bool_props[ix].description,
					FALSE,
					(bool_props[ix].set == NULL ? G_PARAM_READABLE : (G_PARAM_READABLE|G_PARAM_WRITABLE))
		);

		v3270_install_property(gobject_class, klass->properties.count++, spec);

	}

	// Creating signed integer properties.
	const LIB3270_INT_PROPERTY * int_props = lib3270_get_int_properties_list();
	klass->properties.type.integer = klass->properties.count;

	for(ix = 0; int_props[ix].name; ix++)
	{
		debug("Property %u=%s (Integer)",(unsigned int) klass->properties.type.integer + ix, int_props[ix].name);

		spec = g_param_spec_int(
			int_props[ix].name,
			int_props[ix].name,
			int_props[ix].description,
			0,			// Minimo
			INT_MAX,	// Máximo
			0,			// Default
			(int_props[ix].set == NULL ? G_PARAM_READABLE : (G_PARAM_READABLE|G_PARAM_WRITABLE))
		);

		v3270_install_property(gobject_class, klass->properties.count++, spec);

	}

	// Creating unsigned integer properties.
	const LIB3270_UINT_PROPERTY * uint_props = lib3270_get_unsigned_properties_list();
	klass->properties.type.uint = klass->properties.count;

	for(ix = 0; uint_props[ix].name; ix++)
	{
		debug("Property %u=%s (unsigned)",(unsigned int) klass->properties.type.integer + ix, uint_props[ix].name);

		spec = g_param_spec_uint(
			uint_props[ix].name,
			uint_props[ix].name,
			uint_props[ix].description,
			0,			// Minimo
			UINT_MAX,	// Máximo
			0,			// Default
			(uint_props[ix].set == NULL ? G_PARAM_READABLE : (G_PARAM_READABLE|G_PARAM_WRITABLE))
		);

		v3270_install_property(gobject_class, klass->properties.count++, spec);

	}

	// Creating string properties.
	const LIB3270_STRING_PROPERTY * str_props = lib3270_get_string_properties_list();
	klass->properties.type.str = klass->properties.count;

	for(ix = 0; str_props[ix].name; ix++)
	{

		debug("Property %u=%s (String)",(unsigned int) klass->properties.type.str + ix, str_props[ix].name);

		spec = g_param_spec_string(
					str_props[ix].name,
					str_props[ix].name,
					str_props[ix].description,
					FALSE,
					(str_props[ix].set == NULL ? G_PARAM_READABLE : (G_PARAM_READABLE|G_PARAM_WRITABLE))
		);

		v3270_install_property(gobject_class, klass->properties.count++, spec);

	}

 }

 LIB3270_EXPORT void v3270_set_auto_disconnect(GtkWidget *widget, guint minutes)
 {
	g_return_if_fail(GTK_IS_V3270(widget));
 	GTK_V3270(widget)->activity.disconnect = minutes;
 }

 LIB3270_EXPORT guint v3270_get_auto_disconnect(GtkWidget *widget)
 {
	g_return_val_if_fail(GTK_IS_V3270(widget),0);
 	return GTK_V3270(widget)->activity.disconnect;
 }

LIB3270_EXPORT gboolean v3270_get_toggle(GtkWidget *widget, LIB3270_TOGGLE ix)
{
	g_return_val_if_fail(GTK_IS_V3270(widget),FALSE);

	if(ix < LIB3270_TOGGLE_COUNT)
		return lib3270_get_toggle(GTK_V3270(widget)->host,ix) ? TRUE : FALSE;

	return FALSE;
}

LIB3270_EXPORT gboolean	v3270_set_toggle(GtkWidget *widget, LIB3270_TOGGLE ix, gboolean state)
{
	g_return_val_if_fail(GTK_IS_V3270(widget),FALSE);

	if(ix < LIB3270_TOGGLE_COUNT)
		return lib3270_set_toggle(GTK_V3270(widget)->host,ix,state ? 1 : 0) ? TRUE : FALSE;

	return FALSE;

}