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[lttv.git] / ltt / branches / poly / lttv / modules / gui / lttvwindow / lttvwindow / init_module.c

/* This file is part of the Linux Trace Toolkit viewer
 * Copyright (C) 2003-2004 Mathieu Desnoyers and XangXiu Yang
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License Version 2 as
 * published by the Free Software Foundation;
 *
 * 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.
 */

/*
 * Initial main.c file generated by Glade. Edit as required.
 * Glade will not overwrite this file.
 */

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

#include <gtk/gtk.h>
#include <glib.h>

#include <lttv/lttv.h>
#include <lttv/attribute.h>
#include <lttv/hook.h>
#include <lttv/option.h>
#include <lttv/module.h>
#include <lttv/tracecontext.h>
#include <lttv/state.h>
#include <lttv/stats.h>
#include <lttvwindow/menu.h>
#include <lttvwindow/toolbar.h>
#include <lttvwindow/lttvwindowtraces.h>

#include "interface.h"
#include "support.h"
#include <lttvwindow/mainwindow.h>
#include <lttvwindow/mainwindow-private.h>
#include "callbacks.h"
#include <ltt/trace.h>


LttvTraceInfo LTTV_TRACES,
       LTTV_COMPUTATION,
       LTTV_REQUESTS_QUEUE,
       LTTV_REQUESTS_CURRENT,
       LTTV_NOTIFY_QUEUE,
       LTTV_NOTIFY_CURRENT;

/** Array containing instanced objects. */
GSList * g_main_window_list = NULL ;

LttvHooks
  *main_hooks;

/* Initial trace from command line */
LttvTrace *g_init_trace = NULL;

static char *a_trace;


void lttv_trace_option(void *hook_data)
{ 
  LttTrace *trace;
  gchar *abs_path;

  get_absolute_pathname(a_trace, abs_path);
  g_init_trace = lttvwindowtraces_get_trace_by_name(abs_path);
  if(g_init_trace == NULL) {
    trace = ltt_trace_open(abs_path);
    if(trace == NULL) g_critical("cannot open trace %s", abs_path);
    g_init_trace = lttv_trace_new(trace);
    lttvwindowtraces_add_trace(g_init_trace);
  }
}

/*****************************************************************************
 *                 Functions for module loading/unloading                    *
 *****************************************************************************/
/**
 * plugin's init function
 *
 * This function initializes the GUI.
 */

static gboolean window_creation_hook(void *hook_data, void *call_data)
{
  g_debug("GUI window_creation_hook()");
#ifdef ENABLE_NLS
  bindtextdomain (GETTEXT_PACKAGE, PACKAGE_LOCALE_DIR);
  bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
  textdomain (GETTEXT_PACKAGE);
#endif

  gtk_set_locale ();
  gtk_init (&lttv_argc, &lttv_argv);

  add_pixmap_directory (PACKAGE_DATA_DIR "/" PACKAGE "/pixmaps");
  add_pixmap_directory ("pixmaps");
  add_pixmap_directory ("../modules/gui/main/pixmaps");

  construct_main_window(NULL);

  gtk_main ();

  return FALSE;
}

static void init() {

  LttvAttributeValue value;
 
  // Global attributes only used for interaction with main() here.
  LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
  
  LTTV_TRACES = g_quark_from_string("traces");
  LTTV_COMPUTATION = g_quark_from_string("computation");
  LTTV_REQUESTS_QUEUE = g_quark_from_string("requests_queue");
  LTTV_REQUESTS_CURRENT = g_quark_from_string("requests_current");
  LTTV_NOTIFY_QUEUE = g_quark_from_string("notify_queue");
  LTTV_NOTIFY_CURRENT = g_quark_from_string("notify_current");
  
  g_debug("GUI init()");

  lttv_option_add("trace", 't', 
      "add a trace to the trace set to analyse", 
      "pathname of the directory containing the trace", 
      LTTV_OPT_STRING, &a_trace, lttv_trace_option, NULL);

  g_assert(lttv_iattribute_find_by_path(attributes, "hooks/main/before",
      LTTV_POINTER, &value));
  g_assert((main_hooks = *(value.v_pointer)) != NULL);

  lttv_hooks_add(main_hooks, window_creation_hook, NULL, LTTV_PRIO_DEFAULT);

}

void
main_window_destructor(MainWindow * mw)
{
  g_assert(GTK_IS_WIDGET(mw->mwindow));
  gtk_widget_destroy(mw->mwindow);
}


/**
 * plugin's destroy function
 *
 * This function releases the memory reserved by the module and unregisters
 * everything that has been registered in the gtkTraceSet API.
 */
static void destroy() {

  LttvAttributeValue value;  
  LttvTrace *trace;
  GSList *iter = NULL;
  
  lttv_option_remove("trace");

  lttv_hooks_remove_data(main_hooks, window_creation_hook, NULL);

  g_debug("GUI destroy()");

  if(g_main_window_list){
    for(iter=g_main_window_list;iter!=NULL;iter=g_slist_next(iter)) {
        main_window_destructor((MainWindow*)iter->data);
    }
    g_slist_free(g_main_window_list);
  }
  
}


LTTV_MODULE("lttvwindow", "Viewer main window", \
    "Viewer with multiple windows, tabs and panes for graphical modules", \
	    init, destroy, "stats", "option")