ce0214a6 |
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 | |
f0d936c0 |
21 | #ifndef _PROCESS_LIST_H |
22 | #define _PROCESS_LIST_H |
23 | |
fa2c4dbe |
24 | #include <gtk/gtk.h> |
e6542e85 |
25 | #include <gdk/gdk.h> |
fa2c4dbe |
26 | #include <lttv/state.h> |
27 | #include <ltt/ltt.h> |
d66666fe |
28 | |
29 | #include "drawitem.h" |
fa2c4dbe |
30 | |
31 | /* The process list |
32 | * |
33 | * Tasks : |
34 | * Create a process list |
35 | * contains the data for the process list |
36 | * tells the height of the process list widget |
37 | * provides methods to add/remove process from the list |
a56a1ba4 |
38 | * note : the sync with drawing is left to the caller. |
fa2c4dbe |
39 | * provides helper function to convert a process unique identifier to |
a56a1ba4 |
40 | * pixels (in height). |
5f16133f |
41 | * |
fa2c4dbe |
42 | */ |
43 | |
7c0125e0 |
44 | |
45 | /* Enumeration of the columns */ |
46 | enum |
47 | { |
48 | PROCESS_COLUMN, |
49 | PID_COLUMN, |
50 | PPID_COLUMN, |
51 | CPU_COLUMN, |
52 | BIRTH_S_COLUMN, |
53 | BIRTH_NS_COLUMN, |
54 | TRACE_COLUMN, |
55 | N_COLUMNS |
56 | }; |
57 | |
58 | |
5f16133f |
59 | typedef struct _ProcessInfo { |
a56a1ba4 |
60 | |
61 | guint pid; |
40debf7b |
62 | guint cpu; |
e92eabaf |
63 | guint ppid; |
a56a1ba4 |
64 | LttTime birth; |
d0cd7f09 |
65 | guint trace_num; |
5f16133f |
66 | |
4e86ae2e |
67 | // gint height_cache; |
ad96f4a0 |
68 | |
5f16133f |
69 | } ProcessInfo; |
70 | |
80a52ff8 |
71 | typedef struct _HashedProcessData { |
1c736ed5 |
72 | |
73 | GdkPixmap *pixmap; // Pixmap slice containing drawing buffer for the PID |
74 | gint height; // height of the pixmap |
ad96f4a0 |
75 | GtkTreeIter y_iter; // Access quickly to y pos. |
b9a010a2 |
76 | // DrawContext *draw_context; |
77 | /* Information on current drawing */ |
23093869 |
78 | struct { |
79 | guint over; |
e72908ed |
80 | gboolean over_used; /* inform the user that information is incomplete */ |
81 | gboolean over_marked; /* inform the user that information is incomplete */ |
23093869 |
82 | guint middle; |
e72908ed |
83 | gboolean middle_used; /* inform the user that information is incomplete */ |
84 | gboolean middle_marked;/* inform the user that information is incomplete */ |
23093869 |
85 | guint under; |
e72908ed |
86 | gboolean under_used; /* inform the user that information is incomplete */ |
87 | gboolean under_marked; /* inform the user that information is incomplete */ |
23093869 |
88 | } x; /* last x position saved by after state update */ |
b9a010a2 |
89 | |
b2743953 |
90 | LttTime next_good_time; /* precalculate the next time where the next |
91 | pixel is.*/ |
5f16133f |
92 | |
80a52ff8 |
93 | } HashedProcessData; |
a56a1ba4 |
94 | |
5f16133f |
95 | struct _ProcessList { |
a56a1ba4 |
96 | |
f5d980bf |
97 | GtkWidget *process_list_widget; |
98 | GtkListStore *list_store; |
b9a010a2 |
99 | GtkWidget *button; /* one button of the tree view */ |
866fefbd |
100 | GtkCellRenderer *renderer; |
5f16133f |
101 | |
a56a1ba4 |
102 | /* A hash table by PID to speed up process position find in the list */ |
14963be0 |
103 | GHashTable *process_hash; |
a56a1ba4 |
104 | |
ba90bc77 |
105 | guint number_of_process; |
866fefbd |
106 | gint cell_height; |
4e86ae2e |
107 | |
40debf7b |
108 | /* Current process, one per cpu */ |
109 | HashedProcessData **current_hash_data; |
4e86ae2e |
110 | |
1c736ed5 |
111 | /* Array containing index -> pixmap correspondance. Must be updated |
112 | * every time the process list is reordered, process added or removed */ |
113 | GPtrArray * index_to_pixmap; |
114 | |
5f16133f |
115 | }; |
116 | |
117 | |
f0d936c0 |
118 | typedef struct _ProcessList ProcessList; |
119 | |
1c736ed5 |
120 | |
121 | #ifndef TYPE_DRAWING_T_DEFINED |
122 | #define TYPE_DRAWING_T_DEFINED |
123 | typedef struct _Drawing_t Drawing_t; |
124 | #endif //TYPE_DRAWING_T_DEFINED |
125 | |
4c69e0cc |
126 | ProcessList *processlist_construct(void); |
ba90bc77 |
127 | void processlist_destroy(ProcessList *process_list); |
128 | GtkWidget *processlist_get_widget(ProcessList *process_list); |
f0d936c0 |
129 | |
b9a010a2 |
130 | void processlist_clear(ProcessList *process_list); |
131 | |
fa2c4dbe |
132 | // out : success (0) and height |
a95bc95a |
133 | /* CPU num is only used for PID 0 */ |
1c736ed5 |
134 | int processlist_add(ProcessList *process_list, Drawing_t * drawing, |
135 | guint pid, guint cpu, guint ppid, |
f4b88a7d |
136 | LttTime *birth, guint trace_num, GQuark name, guint *height, |
4e86ae2e |
137 | ProcessInfo **process_info, |
d0cd7f09 |
138 | HashedProcessData **hashed_process_data); |
fa2c4dbe |
139 | // out : success (0) and height |
a95bc95a |
140 | int processlist_remove(ProcessList *process_list, guint pid, guint cpu, |
141 | LttTime *birth, guint trace_num); |
fa2c4dbe |
142 | |
f4b88a7d |
143 | /* Set the name of a process */ |
144 | void processlist_set_name(ProcessList *process_list, |
145 | GQuark name, |
146 | HashedProcessData *hashed_process_data); |
147 | |
1fc7847f |
148 | /* Set the ppid of a process */ |
149 | void processlist_set_ppid(ProcessList *process_list, |
150 | guint ppid, |
151 | HashedProcessData *hashed_process_data); |
152 | |
7c0125e0 |
153 | |
154 | /* Synchronize the list at the left and the drawing */ |
155 | void update_index_to_pixmap(ProcessList *process_list); |
156 | |
1c736ed5 |
157 | /* Update the width of each pixmap buffer for each process */ |
158 | void update_pixmap_size(ProcessList *process_list, guint width); |
159 | |
160 | |
161 | /* Put src and/or dest to NULL to copy from/to the each PID specific pixmap */ |
162 | void copy_pixmap_region(ProcessList *process_list, GdkDrawable *dest, |
163 | GdkGC *gc, GdkDrawable *src, |
164 | gint xsrc, gint ysrc, |
165 | gint xdest, gint ydest, gint width, gint height); |
166 | |
167 | /* If height is -1, the height of each pixmap is used */ |
168 | void rectangle_pixmap(ProcessList *process_list, GdkGC *gc, |
169 | gboolean filled, gint x, gint y, gint width, gint height); |
170 | |
171 | /* Renders each pixmaps into on big drawable */ |
172 | void copy_pixmap_to_screen(ProcessList *process_list, |
173 | GdkDrawable *dest, |
174 | GdkGC *gc, |
175 | gint x, gint y, |
176 | gint width, gint height); |
fa2c4dbe |
177 | |
e465474e |
178 | |
6871f7d1 |
179 | static inline gint get_cell_height(GtkTreeView *TreeView) |
e6542e85 |
180 | { |
181 | gint height; |
182 | GtkTreeViewColumn *column = gtk_tree_view_get_column(TreeView, 0); |
183 | |
184 | gtk_tree_view_column_cell_get_size(column, NULL, NULL, NULL, NULL, &height); |
6871f7d1 |
185 | |
186 | gint vertical_separator; |
187 | gtk_widget_style_get (GTK_WIDGET (TreeView), |
188 | "vertical-separator", &vertical_separator, |
189 | NULL); |
6871f7d1 |
190 | height += vertical_separator; |
7a336641 |
191 | |
e6542e85 |
192 | return height; |
193 | } |
e465474e |
194 | |
04cd9a1e |
195 | static inline guint processlist_get_height(ProcessList *process_list) |
6550d711 |
196 | { |
866fefbd |
197 | return process_list->cell_height * process_list->number_of_process ; |
6550d711 |
198 | } |
199 | |
200 | |
04cd9a1e |
201 | static inline HashedProcessData *processlist_get_process_data( |
6550d711 |
202 | ProcessList *process_list, |
203 | guint pid, guint cpu, LttTime *birth, guint trace_num) |
204 | { |
205 | ProcessInfo process_info; |
6550d711 |
206 | |
207 | process_info.pid = pid; |
208 | if(pid == 0) |
209 | process_info.cpu = cpu; |
210 | else |
800aa029 |
211 | process_info.cpu = ANY_CPU; |
6550d711 |
212 | process_info.birth = *birth; |
213 | process_info.trace_num = trace_num; |
214 | |
215 | return (HashedProcessData*)g_hash_table_lookup( |
216 | process_list->process_hash, |
217 | &process_info); |
218 | } |
219 | |
220 | |
04cd9a1e |
221 | static inline gint processlist_get_pixels_from_data( ProcessList *process_list, |
14963be0 |
222 | HashedProcessData *hashed_process_data, |
a56a1ba4 |
223 | guint *y, |
6550d711 |
224 | guint *height) |
225 | { |
226 | gint *path_indices; |
227 | GtkTreePath *tree_path; |
228 | |
229 | tree_path = gtk_tree_model_get_path((GtkTreeModel*)process_list->list_store, |
230 | &hashed_process_data->y_iter); |
231 | path_indices = gtk_tree_path_get_indices (tree_path); |
232 | |
6871f7d1 |
233 | *height = get_cell_height((GtkTreeView*)process_list->process_list_widget); |
6550d711 |
234 | *y = *height * path_indices[0]; |
235 | gtk_tree_path_free(tree_path); |
236 | |
237 | return 0; |
238 | |
239 | } |
240 | |
1c736ed5 |
241 | static inline guint processlist_get_index_from_data(ProcessList *process_list, |
242 | HashedProcessData *hashed_process_data) |
243 | { |
244 | gint *path_indices; |
245 | GtkTreePath *tree_path; |
246 | guint ret; |
247 | |
248 | tree_path = gtk_tree_model_get_path((GtkTreeModel*)process_list->list_store, |
249 | &hashed_process_data->y_iter); |
250 | path_indices = gtk_tree_path_get_indices (tree_path); |
251 | |
252 | ret = path_indices[0]; |
253 | |
254 | gtk_tree_path_free(tree_path); |
255 | |
256 | return ret; |
257 | } |
258 | |
6550d711 |
259 | |
8b90e648 |
260 | |
f0d936c0 |
261 | #endif // _PROCESS_LIST_H |