f0c8fbdd3f6c07da7ec189145e958e3c3c7852bc
1 /* This file is part of the Linux Trace Toolkit viewer
2 * Copyright (C) 2003-2004 Mathieu Desnoyers
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;
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.
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,
21 #ifndef _PROCESS_LIST_H
22 #define _PROCESS_LIST_H
25 #include <lttv/state.h>
33 * Create a process list
34 * contains the data for the process list
35 * tells the height of the process list widget
36 * provides methods to add/remove process from the list
37 * note : the sync with drawing is left to the caller.
38 * provides helper function to convert a process unique identifier to
41 * //FIXME : connect the scrolled window adjustment with the list.
44 typedef struct _ProcessInfo
{
56 typedef struct _HashedProcessData
{
58 GtkTreeIter y_iter
; // Access quickly to y pos.
59 // DrawContext *draw_context;
60 /* Information on current drawing */
63 gboolean over_used
; /* inform the user that information is incomplete */
64 gboolean over_marked
; /* inform the user that information is incomplete */
66 gboolean middle_used
; /* inform the user that information is incomplete */
67 gboolean middle_marked
;/* inform the user that information is incomplete */
69 gboolean under_used
; /* inform the user that information is incomplete */
70 gboolean under_marked
; /* inform the user that information is incomplete */
71 } x
; /* last x position saved by after state update */
73 LttTime next_good_time
; /* precalculate the next time where the next
75 // FIXME : add info on last event ?
81 GtkWidget
*process_list_widget
;
82 GtkListStore
*list_store
;
83 GtkWidget
*button
; /* one button of the tree view */
85 /* A hash table by PID to speed up process position find in the list */
86 GHashTable
*process_hash
;
88 guint number_of_process
;
89 gint cell_height_cache
;
91 /* Current process, one per cpu */
92 HashedProcessData
**current_hash_data
;
97 typedef struct _ProcessList ProcessList
;
99 ProcessList
*processlist_construct(void);
100 void processlist_destroy(ProcessList
*process_list
);
101 GtkWidget
*processlist_get_widget(ProcessList
*process_list
);
103 void processlist_clear(ProcessList
*process_list
);
105 // out : success (0) and height
106 /* CPU num is only used for PID 0 */
107 int processlist_add(ProcessList
*process_list
, guint pid
, guint cpu
, guint ppid
,
108 LttTime
*birth
, guint trace_num
, const gchar
*name
, guint
*height
,
109 ProcessInfo
**process_info
,
110 HashedProcessData
**hashed_process_data
);
111 // out : success (0) and height
112 int processlist_remove(ProcessList
*process_list
, guint pid
, guint cpu
,
113 LttTime
*birth
, guint trace_num
);
116 static inline guint
processlist_get_height(ProcessList
*process_list
)
118 return get_cell_height(process_list
,
119 (GtkTreeView
*)process_list
->process_list_widget
)
120 * process_list
->number_of_process
;
124 static inline HashedProcessData
*processlist_get_process_data(
125 ProcessList
*process_list
,
126 guint pid
, guint cpu
, LttTime
*birth
, guint trace_num
)
128 ProcessInfo process_info
;
130 GtkTreePath
*tree_path
;
132 process_info
.pid
= pid
;
134 process_info
.cpu
= cpu
;
136 process_info
.cpu
= 0;
137 process_info
.birth
= *birth
;
138 process_info
.trace_num
= trace_num
;
140 return (HashedProcessData
*)g_hash_table_lookup(
141 process_list
->process_hash
,
146 static inline gint
processlist_get_pixels_from_data( ProcessList
*process_list
,
147 HashedProcessData
*hashed_process_data
,
152 GtkTreePath
*tree_path
;
154 tree_path
= gtk_tree_model_get_path((GtkTreeModel
*)process_list
->list_store
,
155 &hashed_process_data
->y_iter
);
156 path_indices
= gtk_tree_path_get_indices (tree_path
);
158 *height
= get_cell_height(process_list
,
159 (GtkTreeView
*)process_list
->process_list_widget
);
160 *y
= *height
* path_indices
[0];
161 gtk_tree_path_free(tree_path
);
169 #endif // _PROCESS_LIST_H
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