prefs.c

linux下可以连接并查看交换机当前运行情况的东东

/* gwcc/src/prefs.c
 *
 * Copyright (C) 2000-2001 by Brent D. Ely
 *
 * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

// Good old config.h
   #ifdef HAVE_CONFIG_H
   #  include <config.h>
   #endif

// Include Libraries
   #include <gnome.h>              /* (what do u think?) */
   #include <string.h>             /* for string functs  */
   #include <fcntl.h>              /* for open() command */
   #include <sys/stat.h>           /* for mkdir() funct  */
   #include "prefs.h"
   #include "utils.h"
   #include "interface.h"
   #include "support.h"

// Global Variables
   // Declare refs to app1 and others so we can interact with our widgets!
   extern GtkWidget *app1;          // The Main Application Window
   extern GtkWidget *propertybox1;  // Dialog - Preferences
   GtkWidget *dialog_save_as;       // Dialog - "Save As..."
   GtkWidget *dialog_print;         // Dialog - "Print"

   // Global Preference Variables
   // (Tabs: General, Workstation Utils, Grep, Network).
   int    file_save_flag       = 0;
   int    timestamp_saved_file = 0;
   gchar *fixed_font_ptr;
   char   fixed_font[240]      = "";
   int    display_units        = 0;
   int    timestamp_scn_output = 0;
   int    toolbar_setting_int  = 0;

   int  ifconfig_flag        = 0;
   int  df_flag_a            = 0;
   int  df_flag_h            = 0;
   int  df_flag_t            = 0;
   int  netstat_flag         = 0;

   int  grep_flag            = 0;
   int  use_grep_i_flag      = 0;
   int  omit_grep_sh_output  = 0;

   int  ping_c               = 0;
   int  ping_w               = 0;
   int  ping_i               = 0;
   int  use_traceroute_n     = 0;
   int  use_host_v           = 0;
   int  finger_flag          = 0;
   int  nslookup_retries     = 0;
   int  nslookup_timeout     = 0;


// ------------------------------------------------------------------------- //
// ----------------->     Read Preferences From Disk    <------------------- //
// ------------------------------------------------------------------------- //

void
read_prefs_from_disk()
{
    // Local Variables
    char  *name           = "";
    char  *env_homedir    = "";
    char   file_name[80]  = "";
    char   dir_name[80]   = "";
    char   in_string[80]  = "";
    char   dialog_str[80] = "";
    int    value          = 0;
    FILE  *file_ptr;
    extern int errno; // Comes from <sys/stat.h> - used for determining exact error. EEXIST

    // Determine users home directory
    env_homedir = getenv("HOME");
    if (env_homedir == NULL) {
        gnome_dialog_run_and_close(GNOME_DIALOG(gnome_error_dialog
            ("Cannot determine your $HOME directory... Thats weird.")));
        return;
    }

    // Construct final file_ptr string to prefs file
    strcpy(file_name, env_homedir);
    strcat(file_name, "/.gwcc/prefs.conf");

    // Check for existence of .gwcc sub-directory / Create one if necc.
    // NOTE: This also covers the SAVE PREFS function below - because this is always called first!
    strcpy(dir_name, env_homedir);
    strcat(dir_name, "/.gwcc");
    if ((mkdir(dir_name, (S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH)) != 0) && (errno != 17)) {
//        printf("DEBUG: errno = %d \n", errno);
        sprintf(dialog_str, "Could not create PREFS directory (%s) - please do so yourself.", dir_name);
        gnome_dialog_run_and_close(GNOME_DIALOG(gnome_error_dialog(dialog_str)));
        return;
    }

    // Read Prefs File one line at a time -and- Assign Variables as we go
    if ((file_ptr = fopen(file_name, "r")) == NULL) {
        // Maybe this is the first time the program was run.. just ignore this exception.
        return;
    }
    while (fgets(in_string, 80, file_ptr) != NULL) {
        name  = strtok(in_string, "=");

        // Assign Value to fixed_font Variable (its a char, so its different)
        if ((strcmp(name, "fixed_font") == 0) && (strlen(name) <= 10)) {
            sprintf(fixed_font, "%s", strtok(NULL, "="));
        }
        else {
            value = atoi(strtok(NULL, "="));
        }

        // Assign Values to Variables
        if (strcmp(name, "file_save_flag")       == 0) file_save_flag       = value;
        if (strcmp(name, "timestamp_saved_file") == 0) timestamp_saved_file = value;
        if (strcmp(name, "display_units")        == 0) display_units        = value;
        if (strcmp(name, "timestamp_scn_output") == 0) timestamp_scn_output = value;
        if (strcmp(name, "toolbar_setting_int")  == 0) toolbar_setting_int  = value;

        if (strcmp(name, "ifconfig_flag")        == 0) ifconfig_flag        = value;
        if (strcmp(name, "df_flag_a")            == 0) df_flag_a            = value;
        if (strcmp(name, "df_flag_h")            == 0) df_flag_h            = value;
        if (strcmp(name, "df_flag_t")            == 0) df_flag_t            = value;
        if (strcmp(name, "netstat_flag")         == 0) netstat_flag         = value;

        if (strcmp(name, "grep_flag")            == 0) grep_flag            = value;
        if (strcmp(name, "use_grep_i_flag")      == 0) use_grep_i_flag      = value;
        if (strcmp(name, "omit_grep_sh_output")  == 0) omit_grep_sh_output  = value;

        if (strcmp(name, "ping_c")               == 0) ping_c               = value;
        if (strcmp(name, "ping_w")               == 0) ping_w               = value;
        if (strcmp(name, "ping_i")               == 0) ping_i               = value;
        if (strcmp(name, "use_traceroute_n")     == 0) use_traceroute_n     = value;
        if (strcmp(name, "use_host_v")           == 0) use_host_v           = value;
        if (strcmp(name, "finger_flag")          == 0) finger_flag          = value;
        if (strcmp(name, "nslookup_retries")     == 0) nslookup_retries     = value;
        if (strcmp(name, "nslookup_timeout")     == 0) nslookup_timeout     = value;
    }
    fclose(file_ptr);
}


// ------------------------------------------------------------------------- //
// ------------------>      Save Preferences To Disk    <------------------- //
// ------------------------------------------------------------------------- //

int
save_all_changes (GnomePropertyBox *gnomepropertybox,
                  gint              arg1,
                  gpointer          user_data)
{
    // Local Variables
    char  *env_homedir    = "";
    char   file_name[80]  = "";
    char   out_string[80] = "";
    FILE  *file_ptr;

    // Determine users home directory
    env_homedir = getenv("HOME");
    if (env_homedir == NULL) {
        printf("ERROR: Cannot determine HOME directory!");
        return(-1);
    }

    // Construct final file_ptr string to prefs file
    strcpy(file_name, env_homedir);
    strcat(file_name, "/.gwcc/prefs.conf");

    // Write Prefs File to user's home directory under gwcc subdir
    if ((file_ptr = fopen(file_name, "w")) != NULL) {
        sprintf(out_string, "file_save_flag=%d\n", file_save_flag);
        fputs(out_string, file_ptr);
        sprintf(out_string, "timestamp_saved_file=%d\n", timestamp_saved_file);
        fputs(out_string, file_ptr);
        sprintf(out_string, "fixed_font=%s=\n", fixed_font);
        fputs(out_string, file_ptr);
        sprintf(out_string, "display_units=%d\n", display_units);
        fputs(out_string, file_ptr);
        sprintf(out_string, "timestamp_scn_output=%d\n", timestamp_scn_output);
        fputs(out_string, file_ptr);
        sprintf(out_string, "toolbar_setting_int=%d\n", toolbar_setting_int);
        fputs(out_string, file_ptr);

        sprintf(out_string, "ifconfig_flag=%d\n", ifconfig_flag);
        fputs(out_string, file_ptr);
        sprintf(out_string, "df_flag_a=%d\n", df_flag_a);
        fputs(out_string, file_ptr);
        sprintf(out_string, "df_flag_h=%d\n", df_flag_h);
        fputs(out_string, file_ptr);
        sprintf(out_string, "df_flag_t=%d\n", df_flag_t);
        fputs(out_string, file_ptr);
        sprintf(out_string, "netstat_flag=%d\n", netstat_flag);
        fputs(out_string, file_ptr);

        sprintf(out_string, "grep_flag=%d\n", grep_flag);
        fputs(out_string, file_ptr);
        sprintf(out_string, "use_grep_i_flag=%d\n", use_grep_i_flag);
        fputs(out_string, file_ptr);
        sprintf(out_string, "omit_grep_sh_output=%d\n", omit_grep_sh_output);
        fputs(out_string, file_ptr);

        sprintf(out_string, "ping_c=%d\n", ping_c);
        fputs(out_string, file_ptr);
        sprintf(out_string, "ping_w=%d\n", ping_w);
        fputs(out_string, file_ptr);
        sprintf(out_string, "ping_i=%d\n", ping_i);
        fputs(out_string, file_ptr);
        sprintf(out_string, "use_traceroute_n=%d\n", use_traceroute_n);
        fputs(out_string, file_ptr);
        sprintf(out_string, "use_host_v=%d\n", use_host_v);
        fputs(out_string, file_ptr);
        sprintf(out_string, "finger_flag=%d\n", finger_flag);
        fputs(out_string, file_ptr);
        sprintf(out_string, "nslookup_retries=%d\n", nslookup_retries);
        fputs(out_string, file_ptr);
        sprintf(out_string, "nslookup_timeout=%d\n", nslookup_timeout);
        fputs(out_string, file_ptr);
    }
    fclose(file_ptr);

    return(0);
}


// ------------------------------------------------------------------------- //
// ----->     Fill Preferences Dialog with Values from Prefs File    <------ //
// ------------------------------------------------------------------------- //

void
fill_prefs_dialog()
{
    // Get pointers to window widgets and Declare local variables
    GtkWidget * checkbutton_ts_files       = lookup_widget(propertybox1, "checkbutton_ts_files");
    GtkWidget * radiobutton_save_overwrite = lookup_widget(propertybox1, "radiobutton_save_overwrite");
    GtkWidget * radiobutton_save_append    = lookup_widget(propertybox1, "radiobutton_save_append");
    GtkWidget * radiobutton_save_seq       = lookup_widget(propertybox1, "radiobutton_save_seq");
    GtkWidget * check_add_timestamp        = lookup_widget(propertybox1, "check_add_timestamp");
    GtkWidget * fontpicker1                = lookup_widget(propertybox1, "fontpicker1");
    GtkWidget * radiobutton_units_m        = lookup_widget(propertybox1, "radiobutton_units_m");
    GtkWidget * radiobutton_units_k        = lookup_widget(propertybox1, "radiobutton_units_k");
    GtkWidget * optionmenu_toolbar         = lookup_widget(propertybox1, "optionmenu_toolbar");

    GtkWidget * ifconfig_arp               = lookup_widget(propertybox1, "ifconfig_arp");
    GtkWidget * ifconfig_promisc           = lookup_widget(propertybox1, "ifconfig_promisc");
    GtkWidget * ifconfig_allmulti          = lookup_widget(propertybox1, "ifconfig_allmulti");
    GtkWidget * check_df_a                 = lookup_widget(propertybox1, "check_df_a");
    GtkWidget * check_df_h                 = lookup_widget(propertybox1, "check_df_h");
    GtkWidget * check_df_T                 = lookup_widget(propertybox1, "check_df_T");
    GtkWidget * netstat_u                  = lookup_widget(propertybox1, "netstat_u");
    GtkWidget * netstat_M                  = lookup_widget(propertybox1, "netstat_M");
    GtkWidget * netstat_i                  = lookup_widget(propertybox1, "netstat_i");
    GtkWidget * netstat_p                  = lookup_widget(propertybox1, "netstat_p");

    GtkWidget * ps_flag_none               = lookup_widget(propertybox1, "ps_flag_none");
    GtkWidget * ps_flag_e                  = lookup_widget(propertybox1, "ps_flag_e");
    GtkWidget * ps_flag_eh                 = lookup_widget(propertybox1, "ps_flag_eh");
    GtkWidget * ps_flag_efh                = lookup_widget(propertybox1, "ps_flag_efh");
    GtkWidget * checkbutton_grep_case      = lookup_widget(propertybox1, "checkbutton_grep_case");
    GtkWidget * checkbutton_omit_sh        = lookup_widget(propertybox1, "checkbutton_omit_sh");

    GtkWidget * spinbutton1                = lookup_widget(propertybox1, "spinbutton1");
    GtkWidget * spinbutton2                = lookup_widget(propertybox1, "spinbutton2");
    GtkWidget * spinbutton3                = lookup_widget(propertybox1, "spinbutton3");
    GtkWidget * checkbutton_traceroute_n   = lookup_widget(propertybox1, "checkbutton_traceroute_n");
    GtkWidget * checkbutton_host_v         = lookup_widget(propertybox1, "checkbutton_host_v");
    GtkWidget * finger_s                   = lookup_widget(propertybox1, "finger_s");
    GtkWidget * finger_l                   = lookup_widget(propertybox1, "finger_l");
    GtkWidget * spinbutton4                = lookup_widget(propertybox1, "spinbutton4");
    GtkWidget * spinbutton5                = lookup_widget(propertybox1, "spinbutton5");
    GtkWidget * menu;

//    GtkWidget * apply                      = lookup_widget(propertybox1, "apply");

    // NOTE: This function causes the "Apply" button to become active, we have to..
    // Disconnect "Apply" button signal handler or else "Apply" comes on right away!
//    gtk_widget_set_sensitive((GtkWidget *) apply,  FALSE);
//    Brent: 05/31/01 - i have no idea what the hell this widget is identified by.. or what else to do???


    // -------------------------------------
    // General Prefs Tab: File Save Options
    // -------------------------------------
    if (file_save_flag == 0) {
        gtk_toggle_button_set_active((GtkToggleButton *) radiobutton_save_overwrite, 1);
    }
    else if (file_save_flag == 1) {
        gtk_toggle_button_set_active((GtkToggleButton *) radiobutton_save_append, 1);
    }
    else if (file_save_flag == 2) {
        gtk_toggle_button_set_active((GtkToggleButton *) radiobutton_save_seq, 1);
    }

    // General Prefs Tab: Fixed Font
    // -------------------------------------
    if (strlen(fixed_font) >= 1) {
        gnome_font_picker_set_font_name((GnomeFontPicker *) fontpicker1, (gchar *)fixed_font);
    }

    // General Prefs Tab: Units Options
    // -------------------------------------
    if (display_units == 0) {
        gtk_toggle_button_set_active((GtkToggleButton *) radiobutton_units_m, 1);
    }
    else if (display_units == 1) {
        gtk_toggle_button_set_active((GtkToggleButton *) radiobutton_units_k, 1);
    }

    // General Prefs Tab: Timestamp Options
    // -------------------------------------
    gtk_toggle_button_set_active((GtkToggleButton *) checkbutton_ts_files, timestamp_saved_file);
    gtk_toggle_button_set_active((GtkToggleButton *) check_add_timestamp,  timestamp_scn_output);

    // General Prefs Tab: Toolbar Setting
    // -------------------------------------
    // Two Tasks are *required* here:
    //   1) set active menu item index - gives the menu widget desired index value
    //   2) set OptionMenu history index - shows the selected menu item on screen
    // If you leave out step 2 the value is correct, but it wont show on screen!!
    menu = GTK_OPTION_MENU(optionmenu_toolbar)->menu;
    gtk_menu_set_active(GTK_MENU(menu), toolbar_setting_int);
    gtk_option_menu_set_history(GTK_OPTION_MENU(optionmenu_toolbar), toolbar_setting_int);