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 #include <glib.h>
  30
  31 #include <lttv/lttv.h>
  32 #include <lttv/attribute.h>
  33 #include <lttv/hook.h>
  34 #include <lttv/option.h>
  35 #include <lttv/module.h>
  36 #include <lttv/tracecontext.h>
  37 #include <lttv/state.h>
  38 #include <lttv/stats.h>
  39 #include <lttvwindow/menu.h>
  40 #include <lttvwindow/toolbar.h>
  41 #include <lttvwindow/lttvwindowtraces.h>
  42
  43 #include "interface.h"
  44 #include "support.h"
  45 #include <lttvwindow/mainwindow.h>
  46 #include <lttvwindow/mainwindow-private.h>
  47 #include "callbacks.h"
  48 #include <ltt/trace.h>
  49
  50
  51 LttvTraceInfo LTTV_TRACES,
  52        LTTV_COMPUTATION,
  53        LTTV_REQUESTS_QUEUE,
  54        LTTV_REQUESTS_CURRENT,
  55        LTTV_NOTIFY_QUEUE,
  56        LTTV_NOTIFY_CURRENT,
  57        LTTV_COMPUTATION_TRACESET,
  58        LTTV_COMPUTATION_TRACESET_CONTEXT,
  59        LTTV_BEFORE_CHUNK_TRACESET,
  60        LTTV_BEFORE_CHUNK_TRACE,
  61        LTTV_BEFORE_CHUNK_TRACEFILE,
  62        LTTV_AFTER_CHUNK_TRACESET,
  63        LTTV_AFTER_CHUNK_TRACE,
  64        LTTV_AFTER_CHUNK_TRACEFILE,
  65        LTTV_BEFORE_REQUEST,
  66        LTTV_AFTER_REQUEST,
  67        LTTV_EVENT_HOOK,
  68        LTTV_EVENT_HOOK_BY_ID,
  69        LTTV_HOOK_ADDER,
  70        LTTV_HOOK_REMOVER,
  71        LTTV_IN_PROGRESS,
  72        LTTV_READY,
  73        LTTV_LOCK;
  74
  75
  76 /** Array containing instanced objects. */
  77 GSList * g_main_window_list = NULL ;
  78
  79 LttvHooks
  80   *main_hooks;
  81
  82 /* Initial trace from command line */
  83 LttvTrace *g_init_trace = NULL;
  84
  85 static char *a_trace;
  86
  87
  88 void lttv_trace_option(void *hook_data)
  89 {
  90   LttTrace *trace;
  91   gchar *abs_path;
  92
  93   get_absolute_pathname(a_trace, abs_path);
  94   g_init_trace = lttvwindowtraces_get_trace_by_name(abs_path);
  95   if(g_init_trace == NULL) {
  96     trace = ltt_trace_open(abs_path);
  97     if(trace == NULL) {
  98       g_warning("cannot open trace %s", abs_path);
  99     } else {
 100       g_init_trace = lttv_trace_new(trace);
 101       lttvwindowtraces_add_trace(g_init_trace);
 102     }
 103   }
 104 }
 105
 106 /*****************************************************************************
 107  *                 Functions for module loading/unloading                    *
 108  *****************************************************************************/
 109 /**
 110  * plugin's init function
 111  *
 112  * This function initializes the GUI.
 113  */
 114
 115 static gboolean window_creation_hook(void *hook_data, void *call_data)
 116 {
 117   g_debug("GUI window_creation_hook()");
 118 #ifdef ENABLE_NLS
 119   bindtextdomain (GETTEXT_PACKAGE, PACKAGE_LOCALE_DIR);
 120   bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
 121   textdomain (GETTEXT_PACKAGE);
 122 #endif
 123
 124   gtk_set_locale ();
 125   gtk_init (&lttv_argc, &lttv_argv);
 126
 127   add_pixmap_directory (PACKAGE_DATA_DIR "/" PACKAGE "/pixmaps");
 128   add_pixmap_directory ("pixmaps");
 129   add_pixmap_directory ("../modules/gui/main/pixmaps");
 130
 131   construct_main_window(NULL);
 132
 133   gtk_main ();
 134
 135   return FALSE;
 136 }
 137
 138 static void init() {
 139
 140   LttvAttributeValue value;
 141
 142   // Global attributes only used for interaction with main() here.
 143   LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
 144
 145   LTTV_TRACES = g_quark_from_string("traces");
 146   LTTV_COMPUTATION = g_quark_from_string("computation");
 147   LTTV_REQUESTS_QUEUE = g_quark_from_string("requests_queue");
 148   LTTV_REQUESTS_CURRENT = g_quark_from_string("requests_current");
 149   LTTV_NOTIFY_QUEUE = g_quark_from_string("notify_queue");
 150   LTTV_NOTIFY_CURRENT = g_quark_from_string("notify_current");
 151   LTTV_COMPUTATION_TRACESET = g_quark_from_string("computation_traceset");
 152   LTTV_COMPUTATION_TRACESET_CONTEXT =
 153                         g_quark_from_string("computation_traceset_context");
 154   LTTV_BEFORE_CHUNK_TRACESET = g_quark_from_string("before_chunk_traceset");
 155   LTTV_BEFORE_CHUNK_TRACE = g_quark_from_string("before_chunk_trace");
 156   LTTV_BEFORE_CHUNK_TRACEFILE = g_quark_from_string("before_chunk_tracefile");
 157   LTTV_AFTER_CHUNK_TRACESET = g_quark_from_string("after_chunk_traceset");
 158   LTTV_AFTER_CHUNK_TRACE = g_quark_from_string("after_chunk_trace");
 159   LTTV_AFTER_CHUNK_TRACEFILE = g_quark_from_string("after_chunk_tracefile");
 160   LTTV_BEFORE_REQUEST = g_quark_from_string("before_request");
 161   LTTV_AFTER_REQUEST = g_quark_from_string("after_request");
 162   LTTV_EVENT_HOOK = g_quark_from_string("event_hook");
 163   LTTV_EVENT_HOOK_BY_ID = g_quark_from_string("event_hook_by_id");
 164   LTTV_HOOK_ADDER = g_quark_from_string("hook_adder");
 165   LTTV_HOOK_REMOVER = g_quark_from_string("hook_remover");
 166   LTTV_IN_PROGRESS = g_quark_from_string("in_progress");
 167   LTTV_READY = g_quark_from_string("ready");
 168   LTTV_LOCK = g_quark_from_string("lock");
 169
 170   g_debug("GUI init()");
 171
 172   lttv_option_add("trace", 't',
 173       "add a trace to the trace set to analyse",
 174       "pathname of the directory containing the trace",
 175       LTTV_OPT_STRING, &a_trace, lttv_trace_option, NULL);
 176
 177   g_assert(lttv_iattribute_find_by_path(attributes, "hooks/main/before",
 178       LTTV_POINTER, &value));
 179   g_assert((main_hooks = *(value.v_pointer)) != NULL);
 180
 181   lttv_hooks_add(main_hooks, window_creation_hook, NULL, LTTV_PRIO_DEFAULT);
 182
 183   LttvHooks *hook_adder = lttv_hooks_new();
 184   lttv_hooks_add(hook_adder, lttv_state_save_hook_add_event_hooks, NULL,
 185                  LTTV_PRIO_DEFAULT);
 186   LttvHooks *hook_remover = lttv_hooks_new();
 187   lttv_hooks_add(hook_remover, lttv_state_save_hook_remove_event_hooks,
 188                                   NULL, LTTV_PRIO_DEFAULT);
 189   /* Add state computation background hook adder to attributes */
 190   lttvwindowtraces_register_computation_hooks(g_quark_from_string("state"),
 191       NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
 192       hook_adder, hook_remover);
 193 }
 194
 195 void
 196 main_window_destructor(MainWindow * mw)
 197 {
 198   g_assert(GTK_IS_WIDGET(mw->mwindow));
 199   gtk_widget_destroy(mw->mwindow);
 200 }
 201
 202
 203 /**
 204  * plugin's destroy function
 205  *
 206  * This function releases the memory reserved by the module and unregisters
 207  * everything that has been registered in the gtkTraceSet API.
 208  */
 209 static void destroy() {
 210
 211   LttvAttributeValue value;
 212   LttvTrace *trace;
 213   GSList *iter = NULL;
 214
 215   lttvwindowtraces_unregister_requests(g_quark_from_string("state"));
 216   lttvwindowtraces_unregister_computation_hooks(g_quark_from_string("state"));
 217
 218   lttv_option_remove("trace");
 219
 220   lttv_hooks_remove_data(main_hooks, window_creation_hook, NULL);
 221
 222   g_debug("GUI destroy()");
 223
 224   if(g_main_window_list){
 225     for(iter=g_main_window_list;iter!=NULL;iter=g_slist_next(iter)) {
 226         main_window_destructor((MainWindow*)iter->data);
 227     }
 228     g_slist_free(g_main_window_list);
 229   }
 230
 231 }
 232
 233
 234 LTTV_MODULE("lttvwindow", "Viewer main window", \
 235     "Viewer with multiple windows, tabs and panes for graphical modules", \
 236             init, destroy, "stats", "option")