ipdc.c

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/* ----------------------------------------------------------------------------- 
 * ipdc.c
 *
 * iPDC - Phasor Data Concentrator
 *
 * Copyright (C) 2011 Nitesh Pandit
 * Copyright (C) 2011 Kedar V. Khandeparkar
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * Authors: 
 *              Kedar V. Khandeparkar <kedar.khandeparkar@gmail.com>                    
 *              Nitesh Pandit <panditnitesh@gmail.com>                          
 *
 * ----------------------------------------------------------------------------- */


#include <stdio.h>
#include <signal.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#include <stdlib.h> 
#include <string.h>
#include <dirent.h>
#include <errno.h>
#include <sys/types.h>
#include <unistd.h>
#include <pthread.h>
#include <gtk/gtk.h>
#include "connections.h"
#include "parser.h"
#include "global.h"
#include "ipdcGui.h"

#define UI_fILE "iPDC.glade"    

                                /* ---------------------------------------------------------------- */
                                /*                   main program starts here                       */
                                /* ---------------------------------------------------------------- */

int main(int argc, char **argv)
{
        DIR             *dip;
        struct dirent   *dit;
        memset(tname,'\0',20);
        strcpy(tname,"/dev/pts/");

        GtkBuilder *builder;
        GError     *error = NULL;

        system("gnome-terminal");
        sleep(1);

        /* DIR *opendir(const char *name);
         *
         * Open a directory stream to argv[1] and make sure
         * it's a readable and valid (directory) */
        if ((dip = opendir(tname)) == NULL)
        {
                perror("opendir");
                return 0;
        }
 
        printf("Directory stream is now open\n");
 
        /*  struct dirent *readdir(DIR *dir);
         *
         * Read in the files from argv[1] and print */
        while ((dit = readdir(dip)) != NULL)
        {
                if(!strchr(dit->d_name,'.')) {
                        printf("\n%s", dit->d_name);
                        break;
                                
                }
        }
 
        strcat(tname,dit->d_name);

        /* int closedir(DIR *dir);
         *
         * Close the stream to argv[1]. And check for errors. */
        if (closedir(dip) == -1)
        {
                perror("closedir");
                return 0;
        }
 
        printf("\nDirectory stream is now closed\n");

        fp_log = fopen(tname,"w");

        if(fp_log == NULL)
                printf("\n fp null\n");
        else
                fprintf(fp_log,"fp not null\n");
        
        system("clear");

        /* Init GTK+ */
        gtk_init(&argc, &argv);

        /* Create new GtkBuilder object */
        builder = gtk_builder_new();

        if(!gtk_builder_add_from_file(builder, UI_fILE, &error))
        {
                g_warning("%s", error->message);
                g_free(error);
                return(1);
        }
        
        /* Allocate data structure */
        data = g_slice_new(ChData);

        /* Get objects from UI */
        #define GW(name) CH_GET_WIDGET(builder, name, data)
        GW(ipdc);
        GW(add_pmu_button);
        GW(remove_pmu_button);
        GW(cmd_data_off_button);
        GW(cmd_data_on_button);
        GW(cmd_cfg_button);
        GW(add_pdc_button);
        GW(remove_pdc_button);
        GW(display_conn_table_button);
        GW(enter_pdc_detail_menuitem);
        GW(exit_button);
        GW(time_label);
        GW(time_label1);
        GW(menubar);
        GW(pdc_details_menuitem);
        GW(exit_menuitem);
        GW(about_menuitem);
        GW(welcome_ipdc);
        GW(img_label);
        GW(footer_label);
        GW(admin_label);
        GW(wecome_button);
        #undef GW 
        
        /* Connect signals */
        gtk_builder_connect_signals(builder, data);

        /* Connect signals */
        gtk_builder_connect_signals(builder, NULL);

        /* fill the iPDC details */
        fill_pdc_details ();

        /* Decorate the main window of iPDC */
        ipdc_colors();

        /* Signals Definitions*/
        g_signal_connect (data->ipdc, "destroy", G_CALLBACK(destroy), NULL);
        g_signal_connect (data->add_pmu_button, "clicked", G_CALLBACK(add_pmu), NULL);
        g_signal_connect (data->remove_pmu_button, "clicked", G_CALLBACK(cmd_or_remove_pmu), (gpointer) "1");
        g_signal_connect (data->cmd_data_off_button, "clicked", G_CALLBACK(cmd_or_remove_pmu), (gpointer) "2");
        g_signal_connect (data->cmd_data_on_button, "clicked", G_CALLBACK(cmd_or_remove_pmu), (gpointer) "3");
        g_signal_connect (data->cmd_cfg_button, "clicked", G_CALLBACK(cmd_or_remove_pmu), (gpointer) "4");
        g_signal_connect (data->add_pdc_button, "clicked", G_CALLBACK(add_new_pdc), NULL);
        g_signal_connect (data->remove_pdc_button, "clicked", G_CALLBACK(remove_pdc), NULL);
        g_signal_connect (data->display_conn_table_button, "clicked", G_CALLBACK(connection_table), NULL);
        g_signal_connect (data->exit_button, "clicked", G_CALLBACK(destroy), NULL);
        g_signal_connect (data->pdc_details_menuitem, "button_press_event", G_CALLBACK(display_pdc_detail), NULL);
        g_signal_connect (data->enter_pdc_detail_menuitem, "button_press_event", G_CALLBACK(pdc_details), NULL);
        g_signal_connect (data->exit_menuitem, "button_press_event", G_CALLBACK(destroy), NULL);
        g_signal_connect (data->about_menuitem, "button_press_event", G_CALLBACK(about_ipdc), NULL);

        /* Destroy builder, since we don't need it anymore */
        g_object_unref(G_OBJECT(builder));

        /* Show window. All other widgets are automatically shown by GtkBuilder */
        gtk_widget_show(data->ipdc);

        /* GTK Main */
        gtk_main();

        pthread_join(UDP_thread, NULL);
        pthread_join(TCP_thread, NULL);
        pthread_join(p_thread, NULL);

        close(UL_UDP_sockfd);
        close(UL_TCP_sockfd);

        /* Free any allocated data */
        g_slice_free(ChData, data);

        return(0);
}

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