[lttv.git] / ltt / branches / poly / lttv / modules / guiControlFlow / Event_Hooks.h


#ifndef _EVENT_HOOKS_H
#define _EVENT_HOOKS_H

GtkWidget *hGuiControlFlow(mainWindow *pmParentWindow);

int Event_Selected_Hook(void *hook_data, void *call_data);

/* Hook called before drawing. Gets the initial context at the beginning of the
 * drawing interval and copy it to the context in Event_Request.
 */
int Draw_Before_Hook(void *hook_data, void *call_data);

/*
 * The draw event hook is called by the reading API to have a
 * particular event drawn on the screen.
 * @param hook_data ControlFlowData structure of the viewer. 
 * @param call_data Event context.
 *
 * This function basically draw lines and icons. Two types of lines are drawn :
 * one small (3 pixels?) representing the state of the process and the second
 * type is thicker (10 pixels?) representing on which CPU a process is running
 * (and this only in running state).
 *
 * Extremums of the lines :
 * x_min : time of the last event context for this process kept in memory.
 * x_max : time of the current event.
 * y : middle of the process in the process list. The process is found in the
 * list, therefore is it's position in pixels.
 *
 * The choice of lines'color is defined by the context of the last event for this
 * process.
 */
int Draw_Event_Hook(void *hook_data, void *call_data);

int Draw_After_Hook(void *hook_data, void *call_data);

#endif // _EVENT_HOOKS_H
Commit	Line	Data
f0d936c0	1
	2	#ifndef _EVENT_HOOKS_H
	3	#define _EVENT_HOOKS_H
	4
558aa013	5	GtkWidget hGuiControlFlow(mainWindow pmParentWindow);
f0d936c0	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