dialog-plugins.c

一个简单的文本编辑器

{
	gint row, rows, new_row;
	gchar *name;
	gchar *name_array[2];
	gpointer item_data;

	gedit_debug (DEBUG_PLUGINS, "");

	gedit_plugin_manager_lists_freeze();

	rows = GTK_CLIST(available_list)->rows;

	for (row = 0; row < rows; row++)
	{
#ifdef OLD_CLEAR
		gtk_clist_get_text (GTK_CLIST (available_list), 0, 0, &name);
		item_data = gtk_clist_get_row_data (GTK_CLIST(available_list), 0);
#else
		gtk_clist_get_text (GTK_CLIST (available_list), row, 0, &name);
		item_data = gtk_clist_get_row_data (GTK_CLIST(available_list), row);
#endif	

		name_array[0] = g_strdup(name);
		name_array[1] = NULL;
#ifdef OLD_CLEAR		
		gtk_clist_remove (GTK_CLIST (available_list), 0);
#endif	
		new_row = gtk_clist_append (GTK_CLIST (installed_list), name_array);
		gtk_clist_set_row_data (GTK_CLIST (installed_list), new_row, item_data);

		if (name_array[0] != NULL)
			g_free (name_array[0]);
	}
#ifndef OLD_CLEAR
	gtk_clist_clear (GTK_CLIST (available_list));
#endif	
	gedit_plugin_manager_lists_thaw (GTK_WIDGET(data));

}

static void
gedit_plugin_manager_item_remove_all (GtkWidget *widget, gpointer data)
{
	gint row, rows, new_row;
	gchar *name;
	gchar *name_array [2];
	gpointer item_data;

	gedit_debug (DEBUG_PLUGINS, "");

	gedit_plugin_manager_lists_freeze();

	rows = GTK_CLIST(installed_list)->rows;

	for (row = 0; row < rows; row++)
	{
#ifdef OLD_CLEAR
		gtk_clist_get_text (GTK_CLIST (installed_list), 0, 0, &name);
		item_data = gtk_clist_get_row_data (GTK_CLIST(installed_list), 0);
#else
		gtk_clist_get_text (GTK_CLIST (installed_list), row, 0, &name);
		item_data = gtk_clist_get_row_data (GTK_CLIST(installed_list), row);
#endif	

		name_array[0] = g_strdup(name);
		name_array[1] = NULL;
#ifdef OLD_CLEAR
		gtk_clist_remove (GTK_CLIST (installed_list), 0);
#endif
		new_row = gtk_clist_append (GTK_CLIST (available_list), name_array);
		gtk_clist_set_row_data (GTK_CLIST (available_list), new_row, item_data);

		if (name_array[0] != NULL)
			g_free (name_array[0]);
	}

#ifndef OLD_CLEAR
	gtk_clist_clear (GTK_CLIST (installed_list));
#endif	
	gedit_plugin_manager_lists_thaw (GTK_WIDGET(data));
}

static void
gedit_plugin_manager_destroy (GtkWidget *widget, gpointer data)
{
	gedit_debug (DEBUG_PLUGINS, "");

	gnome_dialog_close (GNOME_DIALOG (widget));
}

/*
static gboolean
gtk_clist_row_selected (GtkCList *clist, gint row)
{
	gint selection_length;
	gint n;
	 
	selection_length = g_list_length (clist->selection);

	for (n=0; n < selection_length; n++)
		if ((gint) g_list_nth_data (clist->selection, n) == row)
			return TRUE;
	return FALSE;
}
*/

static void
gedit_plugin_manager_item_clicked (GtkCList *clist, GdkEventButton *event, gpointer data)
{
	gint row;
	gint column;
	PluginData *plugin;
	gint dummy_pos;
	gchar *plugin_description;
	GtkWidget *plugin_info_local;
	/*
	GtkWidget *plugin_info_window_local;
	*/

	gedit_debug (DEBUG_PLUGINS, "");

	if (event->button != 1)
		return;

	/* if this is a double click, do nothing */
	if (event->type != GDK_BUTTON_PRESS)
		return;

	if (!gtk_clist_get_selection_info (clist, event->x, event->y, &row, &column))
		return;

	plugin_info_local = GTK_WIDGET (data);
	
	gedit_plugin_manager_info_clear (plugin_info_local);
	
	plugin = gtk_clist_get_row_data (clist, row);
	plugin_description = g_strdup_printf (_("Plugin Name: %s\n"
						"Author: %s\n"
						"Description: %s\n"),
					      plugin->name,
					      plugin->author,
					      plugin->long_desc);
	text_length = strlen (plugin_description);
	dummy_pos = 0;
	gtk_editable_insert_text (GTK_EDITABLE(plugin_info_local), plugin_description, text_length, &dummy_pos);

	dummy_pos = 0;
	gtk_editable_insert_text (GTK_EDITABLE(plugin_info_local), " ", 1, &dummy_pos);
	gtk_editable_delete_text (GTK_EDITABLE(plugin_info_local), 0, 1);

	g_free (plugin_description);
}

static void
gedit_plugin_manager_cancel_clicked (GtkWidget *widget, GtkWidget* data)
{
	gnome_dialog_close (GNOME_DIALOG(data));
	return;
}

static void
gedit_plugin_manager_help_clicked (GtkWidget *widget, GtkWidget* data)
{
	static GnomeHelpMenuEntry help_entry = { "gedit", "plugins.html" };
	gnome_help_display (NULL, &help_entry);	
		
	return;
}

static void
gedit_plugin_manager_ok_clicked (GtkWidget *widget, GtkWidget* data)
{
	gint n;
	gint row;
	gint rows;
	GnomeApp *nth_app;
	PluginData *plugin_data;

	gedit_debug (DEBUG_PLUGINS, "");
	
	rows = GTK_CLIST (available_list)->rows;
	for (row = rows-1; row >= 0; row--)
	{
		plugin_data = gtk_clist_get_row_data (GTK_CLIST(available_list), row);
		plugin_data->installed = FALSE;
	}

	rows = GTK_CLIST (installed_list)->rows;
	for (row = rows-1; row >= 0; row--)
	{
		plugin_data = gtk_clist_get_row_data (GTK_CLIST(installed_list), row);
		plugin_data->installed = TRUE;
	}

	gnome_dialog_close (GNOME_DIALOG(data));

	for (n = 0; n < g_list_length (mdi->windows); n++)
	{
		nth_app = g_list_nth_data (mdi->windows, n);
		gedit_plugins_menu_add (nth_app);	
	}

	if(gedit_document_current () == NULL) 
		gedit_window_set_plugins_menu_sensitivity (FALSE);
		
	return;

}

void
gedit_plugin_manager_create (GtkWidget *widget, gpointer data)
{
	GladeXML *gui;
	GtkWidget *dialog;
	GtkWidget *add_button;
	GtkWidget *remove_button;
	GtkWidget *add_all_button;
	GtkWidget *remove_all_button;
	GtkWidget *plugin_info;
	GtkWidget *plugin_info_window;

	GtkWidget *ok_button;
	GtkWidget *cancel_button;
	GtkWidget *help_button;

	gedit_debug (DEBUG_PLUGINS, "");

	if (!g_file_exists (GEDIT_GLADEDIR GEDIT_PLUGIN_MANAGER_GLADE_FILE))
	{
		g_warning ("Could not find %s", GEDIT_GLADEDIR GEDIT_PLUGIN_MANAGER_GLADE_FILE);
		return;
	}

	gui = glade_xml_new (GEDIT_GLADEDIR GEDIT_PLUGIN_MANAGER_GLADE_FILE, NULL);

	if (!gui)
	{
		g_warning ("Could not find %s", GEDIT_GLADEDIR GEDIT_PLUGIN_MANAGER_GLADE_FILE);
		return;
	}

	dialog             = glade_xml_get_widget (gui, "dialog");
	add_button         = glade_xml_get_widget (gui, "add_button");
	remove_button      = glade_xml_get_widget (gui, "remove_button");
	add_all_button     = glade_xml_get_widget (gui, "add_all_button");
	remove_all_button  = glade_xml_get_widget (gui, "remove_all_button");
	available_list     = glade_xml_get_widget (gui, "available_list");
	installed_list     = glade_xml_get_widget (gui, "installed_list");
	plugin_info        = glade_xml_get_widget (gui, "plugin_info");
	plugin_info_window = glade_xml_get_widget (gui, "plugin_info_window");

	ok_button          = glade_xml_get_widget (gui, "ok_button");
	cancel_button      = glade_xml_get_widget (gui, "cancel_button");
	help_button        = glade_xml_get_widget (gui, "help_button");

	g_return_if_fail (dialog             != NULL);
	g_return_if_fail (add_button         != NULL);
	g_return_if_fail (remove_button      != NULL);
	g_return_if_fail (add_all_button     != NULL);
	g_return_if_fail (remove_all_button  != NULL);
	g_return_if_fail (available_list     != NULL);
	g_return_if_fail (installed_list     != NULL);
	g_return_if_fail (plugin_info        != NULL);
	g_return_if_fail (plugin_info_window != NULL);

	g_return_if_fail (ok_button          != NULL);
	g_return_if_fail (cancel_button      != NULL);
	g_return_if_fail (help_button        != NULL);

	/*
	gtk_object_set_data (GTK_OBJECT (plugin_info), "plugin_info_window", plugin_info_window);
	*/
	
	/* connect the signals */
	gtk_signal_connect (GTK_OBJECT (dialog), "destroy",
			    GTK_SIGNAL_FUNC (gedit_plugin_manager_destroy), NULL);
	
	gtk_signal_connect (GTK_OBJECT (ok_button), "clicked",
			    GTK_SIGNAL_FUNC (gedit_plugin_manager_ok_clicked), dialog);
	gtk_signal_connect (GTK_OBJECT (cancel_button), "clicked",
			    GTK_SIGNAL_FUNC (gedit_plugin_manager_cancel_clicked), dialog);
	gtk_signal_connect (GTK_OBJECT (help_button), "clicked",
			    GTK_SIGNAL_FUNC (gedit_plugin_manager_help_clicked), NULL);

	/* now the buttons */
	gtk_signal_connect (GTK_OBJECT (add_button), "clicked",
			    GTK_SIGNAL_FUNC (gedit_plugin_manager_item_add),
			    plugin_info);
	gtk_signal_connect (GTK_OBJECT (remove_button), "clicked",
			    GTK_SIGNAL_FUNC (gedit_plugin_manager_item_remove),
			    plugin_info);
	gtk_signal_connect (GTK_OBJECT (add_all_button), "clicked",
			    GTK_SIGNAL_FUNC (gedit_plugin_manager_item_add_all),
			    plugin_info);
	gtk_signal_connect (GTK_OBJECT (remove_all_button), "clicked",
			    GTK_SIGNAL_FUNC (gedit_plugin_manager_item_remove_all),
			    plugin_info);
	
	gtk_signal_connect (GTK_OBJECT (available_list), "button_press_event",
			    GTK_SIGNAL_FUNC (gedit_plugin_manager_item_clicked),
			    plugin_info);
	gtk_signal_connect (GTK_OBJECT (installed_list), "button_press_event",
			    GTK_SIGNAL_FUNC (gedit_plugin_manager_item_clicked),
			    plugin_info);

	gedit_plugin_manager_item_load (plugin_info);
	
	/* Set the dialog parent and modal type */
	gnome_dialog_set_parent  (GNOME_DIALOG (dialog), gedit_window_active());
	gtk_window_set_modal     (GTK_WINDOW (dialog), TRUE);
	gnome_dialog_set_default (GNOME_DIALOG (dialog), 0);

	/* Show everything and free */
	gtk_widget_show_all (dialog);
	gtk_object_unref (GTK_OBJECT (gui));
}