lttv/modules/gui/controlflow/eventhooks.h

   1 /* This file is part of the Linux Trace Toolkit viewer
   2  * Copyright (C) 2003-2004 Mathieu Desnoyers
   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 /* eventhooks.h defines the hooks that are given to processTrace as parameter.
  21  * These hooks call the drawing API to draw the information on the screen,
  22  * using information from Context, but mostly state (running, waiting...).
  23  */
  24
  25
  26 #ifndef _EVENT_HOOKS_H
  27 #define _EVENT_HOOKS_H
  28
  29 #include <gtk/gtk.h>
  30 #include <lttvwindow/mainwindow.h>
  31
  32 #include "processlist.h"
  33 #include "drawing.h"
  34 #include "cfv.h"
  35
  36
  37 /* Structure used to store and use information relative to one events refresh
  38  * request. Typically filled in by the expose event callback, then passed to the
  39  * library call, then used by the drawing hooks. Then, once all the events are
  40  * sent, it is freed by the hook called after the reading.
  41  */
  42 //typedef struct _EventRequest
  43 //{
  44 //  ControlFlowData *control_flow_data;
  45 //  LttTime time_begin, time_end;
  46 //  gint  x_begin, x_end;
  47   /* Fill the Events_Context during the initial expose, before calling for
  48    * events.
  49    */
  50   //GArray Events_Context; //FIXME
  51 //} EventRequest ;
  52
  53
  54
  55
  56
  57 void send_test_data(ProcessList *process_list, Drawing_t *drawing);
  58
  59 GtkWidget *h_guicontrolflow(LttvPlugin *plugin);
  60
  61 GtkWidget *h_legend(LttvPlugin *plugin);
  62
  63 int event_selected_hook(void *hook_data, void *call_data);
  64
  65 /*
  66  * The draw event hook is called by the reading API to have a
  67  * particular event drawn on the screen.
  68  * @param hook_data ControlFlowData structure of the viewer.
  69  * @param call_data Event context with state.
  70  *
  71  * This function basically draw lines and icons. Two types of lines are drawn :
  72  * one small (3 pixels?) representing the state of the process and the second
  73  * type is thicker (10 pixels?) representing on which CPU a process is running
  74  * (and this only in running state).
  75  *
  76  * Extremums of the lines :
  77  * x_min : time of the last event context for this process kept in memory.
  78  * x_max : time of the current event.
  79  * y : middle of the process in the process list. The process is found in the
  80  * list, therefore is it's position in pixels.
  81  *
  82  * The choice of lines'color is defined by the context of the last event for this
  83  * process.
  84  */
  85 int before_schedchange_hook(void *hook_data, void *call_data);
  86 int after_schedchange_hook(void *hook_data, void *call_data);
  87 int before_trywakeup_hook(void *hook_data, void *call_data);
  88 int before_execmode_hook(void *hook_data, void *call_data);
  89 int after_execmode_hook(void *hook_data, void *call_data);
  90
  91
  92 int before_process_exit_hook(void *hook_data, void *call_data);
  93 int before_process_release_hook(void *hook_data, void *call_data);
  94 int after_process_exit_hook(void *hook_data, void *call_data);
  95 int after_process_fork_hook(void *hook_data, void *call_data);
  96 int after_fs_exec_hook(void *hook_data, void *call_data);
  97 int after_event_enum_process_hook(void *hook_data, void *call_data);
  98
  99 #if 0
 100 int before_process_hook(void *hook_data, void *call_data);
 101 int after_process_hook(void *hook_data, void *call_data);
 102 #endif //0
 103
 104 void draw_closure(gpointer key, gpointer value, gpointer user_data);
 105
 106 int  before_chunk(void *hook_data, void *call_data);
 107 int  after_chunk(void *hook_data, void *call_data);
 108 int  before_request(void *hook_data, void *call_data);
 109 int  after_request(void *hook_data, void *call_data);
 110 int  before_statedump_end(void *hook_data, void *call_data);
 111
 112
 113
 114 gint update_time_window_hook(void *hook_data, void *call_data);
 115 gint update_current_time_hook(void *hook_data, void *call_data);
 116 gint traceset_notify(void *hook_data, void *call_data);
 117 gint redraw_notify(void *hook_data, void *call_data);
 118 gint continue_notify(void *hook_data, void *call_data);
 119
 120 void legend_destructor(GtkWindow *legend);
 121
 122 #endif // _EVENT_HOOKS_H