ltt/branches/poly/lttv/modules/guiControlFlow/Event_Hooks.h

   1
   2 #ifndef _EVENT_HOOKS_H
   3 #define _EVENT_HOOKS_H
   4
   5 GtkWidget *hGuiControlFlow(mainWindow *pmParentWindow);
   6
   7 int Event_Selected_Hook(void *hook_data, void *call_data);
   8
   9 /* Hook called before drawing. Gets the initial context at the beginning of the
  10  * drawing interval and copy it to the context in Event_Request.
  11  */
  12 int Draw_Before_Hook(void *hook_data, void *call_data);
  13
  14 /*
  15  * The draw event hook is called by the reading API to have a
  16  * particular event drawn on the screen.
  17  * @param hook_data ControlFlowData structure of the viewer.
  18  * @param call_data Event context.
  19  *
  20  * This function basically draw lines and icons. Two types of lines are drawn :
  21  * one small (3 pixels?) representing the state of the process and the second
  22  * type is thicker (10 pixels?) representing on which CPU a process is running
  23  * (and this only in running state).
  24  *
  25  * Extremums of the lines :
  26  * x_min : time of the last event context for this process kept in memory.
  27  * x_max : time of the current event.
  28  * y : middle of the process in the process list. The process is found in the
  29  * list, therefore is it's position in pixels.
  30  *
  31  * The choice of lines'color is defined by the context of the last event for this
  32  * process.
  33  */
  34 int Draw_Event_Hook(void *hook_data, void *call_data);
  35
  36 int Draw_After_Hook(void *hook_data, void *call_data);
  37
  38 #endif // _EVENT_HOOKS_H