[lttv.git] / ltt / branches / poly / lttv / modules / gui / controlflow / processlist.h

#ifndef _PROCESS_LIST_H
#define _PROCESS_LIST_H

#include <gtk/gtk.h>
#include <lttv/state.h>
#include <ltt/ltt.h>

#include "drawitem.h"

/* The process list
 *
 * Tasks :
 * Create a process list
 * contains the data for the process list
 * tells the height of the process list widget
 * provides methods to add/remove process from the list
 *  note : the sync with drawing is left to the caller.
 * provides helper function to convert a process unique identifier to
 *  pixels (in height).
 *
 * //FIXME : connect the scrolled window adjustment with the list.
 */

typedef struct _ProcessInfo {
  
  guint pid;
  LttTime birth;

} ProcessInfo;

typedef struct _HashedProcessData {
  
  GtkTreeRowReference *row_ref;
  DrawContext *draw_context;

} HashedProcessData;
  
struct _ProcessList {
  
  GtkWidget *process_list_widget;
  GtkListStore *list_store;

  /* A hash table by PID to speed up process position find in the list */
  GHashTable *process_hash;
  
  guint number_of_process;
};


typedef struct _ProcessList ProcessList;

ProcessList *processlist_construct(void);
void processlist_destroy(ProcessList *process_list);
GtkWidget *processlist_get_widget(ProcessList *process_list);

// out : success (0) and height
int processlist_add(ProcessList *process_list, guint pid, LttTime *birth,
    gchar *name, guint *height, HashedProcessData **hashed_process_data);
// out : success (0) and height
int processlist_remove(ProcessList *process_list, guint pid, LttTime *birth);

guint processlist_get_height(ProcessList *process_list);

// Returns 0 on success
gint processlist_get_process_pixels(ProcessList *process_list,
        guint pid, LttTime *birth,
        guint *y, guint *height,
        HashedProcessData **hashed_process_data);

gint processlist_get_pixels_from_data(  ProcessList *process_list,
          ProcessInfo *process_info,
          HashedProcessData *hashed_process_data,
          guint *y,
          guint *height);

#endif // _PROCESS_LIST_H
Commit	Line	Data
	1	#ifndef _PROCESS_LIST_H
	2	#define _PROCESS_LIST_H
	3
	4	#include <gtk/gtk.h>
	5	#include <lttv/state.h>
	6	#include <ltt/ltt.h>
	7
	8	#include "drawitem.h"
	9
	10	/* The process list
	11	*
	12	* Tasks :
	13	* Create a process list
	14	* contains the data for the process list
	15	* tells the height of the process list widget
	16	* provides methods to add/remove process from the list
	17	* note : the sync with drawing is left to the caller.
	18	* provides helper function to convert a process unique identifier to
	19	* pixels (in height).
	20	*
	21	* //FIXME : connect the scrolled window adjustment with the list.
	22	*/
	23
	24	typedef struct _ProcessInfo {
	25
	26	guint pid;
	27	LttTime birth;
	28
	29	} ProcessInfo;
	30
	31	typedef struct _HashedProcessData {
	32
	33	GtkTreeRowReference *row_ref;
	34	DrawContext *draw_context;
	35
	36	} HashedProcessData;
	37
	38	struct _ProcessList {
	39
	40	GtkWidget *process_list_widget;
	41	GtkListStore *list_store;
	42
	43	/* A hash table by PID to speed up process position find in the list */
	44	GHashTable *process_hash;
	45
	46	guint number_of_process;
	47	};
	48
	49
	50	typedef struct _ProcessList ProcessList;
	51
	52	ProcessList *processlist_construct(void);
	53	void processlist_destroy(ProcessList *process_list);
	54	GtkWidget processlist_get_widget(ProcessList process_list);
	55
	56	// out : success (0) and height
	57	int processlist_add(ProcessList process_list, guint pid, LttTime birth,
	58	gchar name, guint height, HashedProcessData **hashed_process_data);
	59	// out : success (0) and height
	60	int processlist_remove(ProcessList process_list, guint pid, LttTime birth);
	61
	62	guint processlist_get_height(ProcessList *process_list);
	63
	64	// Returns 0 on success
	65	gint processlist_get_process_pixels(ProcessList *process_list,
	66	guint pid, LttTime *birth,
	67	guint y, guint height,
	68	HashedProcessData **hashed_process_data);
	69
	70	gint processlist_get_pixels_from_data( ProcessList *process_list,
	71	ProcessInfo *process_info,
	72	HashedProcessData *hashed_process_data,
	73	guint *y,
	74	guint *height);
	75
	76	#endif // _PROCESS_LIST_H