ltt/branches/poly/lttv/modules/gui/lttvwindow/lttvwindow/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/tracecontext.h>
  36 #include <lttv/state.h>
  37 #include <lttv/stats.h>
  38 #include <lttvwindow/menu.h>
  39 #include <lttvwindow/toolbar.h>
  40
  41 #include "interface.h"
  42 #include "support.h"
  43 #include <lttvwindow/mainwindow.h>
  44 #include <lttvwindow/mainwindow-private.h>
  45 #include "callbacks.h"
  46 #include <ltt/trace.h>
  47
  48
  49 /** Array containing instanced objects. */
  50 GSList * g_main_window_list = NULL ;
  51
  52 LttvHooks
  53   *main_hooks;
  54
  55 /* Initial trace from command line */
  56 LttvTrace *g_init_trace = NULL;
  57
  58 static char *a_trace;
  59
  60 void lttv_trace_option(void *hook_data)
  61 {
  62   LttTrace *trace;
  63
  64   trace = ltt_trace_open(a_trace);
  65   if(trace == NULL) g_critical("cannot open trace %s", a_trace);
  66   g_init_trace = lttv_trace_new(trace);
  67 }
  68
  69 /*****************************************************************************
  70  *                 Functions for module loading/unloading                    *
  71  *****************************************************************************/
  72 /**
  73  * plugin's init function
  74  *
  75  * This function initializes the GUI.
  76  */
  77
  78 static gboolean window_creation_hook(void *hook_data, void *call_data)
  79 {
  80   g_debug("GUI window_creation_hook()");
  81 #ifdef ENABLE_NLS
  82   bindtextdomain (GETTEXT_PACKAGE, PACKAGE_LOCALE_DIR);
  83   bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
  84   textdomain (GETTEXT_PACKAGE);
  85 #endif
  86
  87   gtk_set_locale ();
  88   gtk_init (&lttv_argc, &lttv_argv);
  89
  90   add_pixmap_directory (PACKAGE_DATA_DIR "/" PACKAGE "/pixmaps");
  91   add_pixmap_directory ("pixmaps");
  92   add_pixmap_directory ("../modules/gui/main/pixmaps");
  93
  94   construct_main_window(NULL);
  95
  96   gtk_main ();
  97
  98   return FALSE;
  99 }
 100
 101 static void init() {
 102
 103   LttvAttributeValue value;
 104
 105   // Global attributes only used for interaction with main() here.
 106   LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
 107
 108   g_debug("GUI init()");
 109
 110   lttv_option_add("trace", 't',
 111       "add a trace to the trace set to analyse",
 112       "pathname of the directory containing the trace",
 113       LTTV_OPT_STRING, &a_trace, lttv_trace_option, NULL);
 114
 115   g_assert(lttv_iattribute_find_by_path(attributes, "hooks/main/before",
 116       LTTV_POINTER, &value));
 117   g_assert((main_hooks = *(value.v_pointer)) != NULL);
 118
 119   lttv_hooks_add(main_hooks, window_creation_hook, NULL, LTTV_PRIO_DEFAULT);
 120
 121 }
 122
 123 void
 124 main_window_destructor(MainWindow * mw)
 125 {
 126   g_assert(GTK_IS_WIDGET(mw->mwindow));
 127   gtk_widget_destroy(mw->mwindow);
 128 }
 129
 130
 131 /**
 132  * plugin's destroy function
 133  *
 134  * This function releases the memory reserved by the module and unregisters
 135  * everything that has been registered in the gtkTraceSet API.
 136  */
 137 static void destroy() {
 138
 139   LttvAttributeValue value;
 140   LttvTrace *trace;
 141   GSList *iter = NULL;
 142
 143   lttv_option_remove("trace");
 144
 145   lttv_hooks_remove_data(main_hooks, window_creation_hook, NULL);
 146
 147   g_debug("GUI destroy()");
 148
 149   if(g_main_window_list){
 150     for(iter=g_main_window_list;iter!=NULL;iter=g_slist_next(iter)) {
 151         main_window_destructor((MainWindow*)iter->data);
 152     }
 153     g_slist_free(g_main_window_list);
 154   }
 155
 156 }
 157
 158
 159 LTTV_MODULE("lttvwindow", "Viewer main window", \
 160     "Viewer with multiple windows, tabs and panes for graphical modules", \
 161             init, destroy, "stats", "option")