ltt/branches/poly/lttv/modules/gui/main/src/init_module.c

   1 /* This file is part of the Linux Trace Toolkit viewer
   2  * Copyright (C) 2003-2004 Mathieu Desnoyers and XangXiu Yang
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License Version 2 as
   6  * published by the Free Software Foundation;
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  16  * MA 02111-1307, USA.
  17  */
  18
  19 /*
  20  * Initial main.c file generated by Glade. Edit as required.
  21  * Glade will not overwrite this file.
  22  */
  23
  24 #ifdef HAVE_CONFIG_H
  25 #  include <config.h>
  26 #endif
  27
  28 #include <gtk/gtk.h>
  29
  30 #include <lttv/lttv.h>
  31 #include <lttv/attribute.h>
  32 #include <lttv/hook.h>
  33 #include <lttv/option.h>
  34 #include <lttv/module.h>
  35 #include <lttv/processTrace.h>
  36 #include <lttv/state.h>
  37 #include <lttv/stats.h>
  38 #include <lttv/menu.h>
  39 #include <lttv/toolbar.h>
  40
  41 #include "interface.h"
  42 #include "support.h"
  43 #include <lttv/mainwindow.h>
  44 #include "callbacks.h"
  45 #include <ltt/trace.h>
  46
  47
  48 /* global variable */
  49 static WindowCreationData  win_creation_data;
  50
  51 /** Array containing instanced objects. */
  52 GSList * g_main_window_list = NULL ;
  53
  54 LttvHooks
  55   *main_hooks;
  56
  57 /* Initial trace from command line */
  58 LttvTrace *g_init_trace = NULL;
  59
  60 static char *a_trace;
  61
  62 void lttv_trace_option(void *hook_data)
  63 {
  64   LttTrace *trace;
  65
  66   trace = ltt_trace_open(a_trace);
  67   if(trace == NULL) g_critical("cannot open trace %s", a_trace);
  68   g_init_trace = lttv_trace_new(trace);
  69 }
  70
  71 /*****************************************************************************
  72  *                 Functions for module loading/unloading                    *
  73  *****************************************************************************/
  74 /**
  75  * plugin's init function
  76  *
  77  * This function initializes the GUI.
  78  */
  79
  80 static gboolean window_creation_hook(void *hook_data, void *call_data)
  81 {
  82   WindowCreationData* window_creation_data = (WindowCreationData*)hook_data;
  83
  84   g_debug("GUI window_creation_hook()");
  85 #ifdef ENABLE_NLS
  86   bindtextdomain (GETTEXT_PACKAGE, PACKAGE_LOCALE_DIR);
  87   bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
  88   textdomain (GETTEXT_PACKAGE);
  89 #endif
  90
  91   gtk_set_locale ();
  92   gtk_init (&(window_creation_data->argc), &(window_creation_data->argv));
  93
  94   add_pixmap_directory (PACKAGE_DATA_DIR "/" PACKAGE "/pixmaps");
  95   add_pixmap_directory ("pixmaps");
  96   add_pixmap_directory ("../modules/gui/main/pixmaps");
  97
  98   construct_main_window(NULL, window_creation_data);
  99
 100   gtk_main ();
 101
 102   return FALSE;
 103 }
 104
 105 G_MODULE_EXPORT void init(LttvModule *self, int argc, char *argv[]) {
 106
 107   LttvAttributeValue value;
 108
 109   // Global attributes only used for interaction with main() here.
 110   LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
 111
 112   g_debug("GUI init()");
 113
 114   lttv_option_add("trace", 't',
 115       "add a trace to the trace set to analyse",
 116       "pathname of the directory containing the trace",
 117       LTTV_OPT_STRING, &a_trace, lttv_trace_option, NULL);
 118
 119   g_assert(lttv_iattribute_find_by_path(attributes, "hooks/main/before",
 120       LTTV_POINTER, &value));
 121   g_assert((main_hooks = *(value.v_pointer)) != NULL);
 122
 123   win_creation_data.argc = argc;
 124   win_creation_data.argv = argv;
 125
 126   lttv_hooks_add(main_hooks, window_creation_hook, &win_creation_data);
 127
 128 }
 129
 130 void
 131 main_window_free(MainWindow * mw)
 132 {
 133   if(mw){
 134     while(mw->tab){
 135       lttv_state_remove_event_hooks(
 136            (LttvTracesetState*)mw->tab->traceset_info->traceset_context);
 137       mw->tab = mw->tab->next;
 138     }
 139     g_object_unref(mw->attributes);
 140     g_main_window_list = g_slist_remove(g_main_window_list, mw);
 141
 142     g_hash_table_destroy(mw->hash_menu_item);
 143     g_hash_table_destroy(mw->hash_toolbar_item);
 144
 145     g_free(mw);
 146     mw = NULL;
 147   }
 148 }
 149
 150 void
 151 main_window_destructor(MainWindow * mw)
 152 {
 153   if(GTK_IS_WIDGET(mw->mwindow)){
 154     gtk_widget_destroy(mw->mwindow);
 155     //    gtk_widget_destroy(mw->HelpContents);
 156     //    gtk_widget_destroy(mw->AboutBox);
 157     mw = NULL;
 158   }
 159   //main_window_free called when the object mw in the widget is unref.
 160   //main_window_free(mw);
 161 }
 162
 163
 164 void main_window_destroy_walk(gpointer data, gpointer user_data)
 165 {
 166   main_window_destructor((MainWindow*)data);
 167 }
 168
 169
 170
 171 /**
 172  * plugin's destroy function
 173  *
 174  * This function releases the memory reserved by the module and unregisters
 175  * everything that has been registered in the gtkTraceSet API.
 176  */
 177 G_MODULE_EXPORT void destroy() {
 178
 179   LttvAttributeValue value;
 180   LttvTrace *trace;
 181
 182   lttv_option_remove("trace");
 183
 184   lttv_hooks_remove_data(main_hooks, window_creation_hook, &win_creation_data);
 185
 186   g_debug("GUI destroy()");
 187
 188   if(g_main_window_list){
 189     g_slist_foreach(g_main_window_list, main_window_destroy_walk, NULL );
 190     g_slist_free(g_main_window_list);
 191   }
 192
 193 }
 194
 195
 196
 197