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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 | |
b9ce0bad YB |
15 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
16 | * MA 02110-1301, USA. | |
ce0214a6 | 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> |
d66666fe | 27 | |
28 | #include "drawitem.h" | |
fa2c4dbe | 29 | |
30 | /* The process list | |
31 | * | |
32 | * Tasks : | |
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 | |
a56a1ba4 | 37 | * note : the sync with drawing is left to the caller. |
fa2c4dbe | 38 | * provides helper function to convert a process unique identifier to |
a56a1ba4 | 39 | * pixels (in height). |
5f16133f | 40 | * |
fa2c4dbe | 41 | */ |
42 | ||
7c0125e0 | 43 | |
44 | /* Enumeration of the columns */ | |
45 | enum | |
46 | { | |
47 | PROCESS_COLUMN, | |
48 | PID_COLUMN, | |
fcc08e1e | 49 | TGID_COLUMN, |
7c0125e0 | 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; | |
fcc08e1e | 62 | guint tgid; |
40debf7b | 63 | guint cpu; |
e92eabaf | 64 | guint ppid; |
a56a1ba4 | 65 | LttTime birth; |
d0cd7f09 | 66 | guint trace_num; |
5f16133f | 67 | |
4e86ae2e | 68 | // gint height_cache; |
ad96f4a0 | 69 | |
5f16133f | 70 | } ProcessInfo; |
71 | ||
80a52ff8 | 72 | typedef struct _HashedProcessData { |
1c736ed5 | 73 | |
74 | GdkPixmap *pixmap; // Pixmap slice containing drawing buffer for the PID | |
75 | gint height; // height of the pixmap | |
ad96f4a0 | 76 | GtkTreeIter y_iter; // Access quickly to y pos. |
b9a010a2 | 77 | // DrawContext *draw_context; |
78 | /* Information on current drawing */ | |
23093869 | 79 | struct { |
80 | guint over; | |
e72908ed | 81 | gboolean over_used; /* inform the user that information is incomplete */ |
82 | gboolean over_marked; /* inform the user that information is incomplete */ | |
23093869 | 83 | guint middle; |
e72908ed | 84 | gboolean middle_used; /* inform the user that information is incomplete */ |
85 | gboolean middle_marked;/* inform the user that information is incomplete */ | |
23093869 | 86 | guint under; |
e72908ed | 87 | gboolean under_used; /* inform the user that information is incomplete */ |
88 | gboolean under_marked; /* inform the user that information is incomplete */ | |
23093869 | 89 | } x; /* last x position saved by after state update */ |
b9a010a2 | 90 | |
b2743953 | 91 | LttTime next_good_time; /* precalculate the next time where the next |
92 | pixel is.*/ | |
5f16133f | 93 | |
80a52ff8 | 94 | } HashedProcessData; |
a56a1ba4 | 95 | |
5f16133f | 96 | struct _ProcessList { |
a56a1ba4 | 97 | |
f5d980bf | 98 | GtkWidget *process_list_widget; |
99 | GtkListStore *list_store; | |
b9a010a2 | 100 | GtkWidget *button; /* one button of the tree view */ |
866fefbd | 101 | GtkCellRenderer *renderer; |
5f16133f | 102 | |
a56a1ba4 | 103 | /* A hash table by PID to speed up process position find in the list */ |
14963be0 | 104 | GHashTable *process_hash; |
a56a1ba4 | 105 | |
ba90bc77 | 106 | guint number_of_process; |
866fefbd | 107 | gint cell_height; |
4e86ae2e | 108 | |
0f090e21 | 109 | /* Current process pointer, one per cpu, one per trace */ |
110 | HashedProcessData ***current_hash_data; | |
4e86ae2e | 111 | |
1c736ed5 | 112 | /* Array containing index -> pixmap correspondance. Must be updated |
113 | * every time the process list is reordered, process added or removed */ | |
114 | GPtrArray * index_to_pixmap; | |
115 | ||
5f16133f | 116 | }; |
117 | ||
118 | ||
f0d936c0 | 119 | typedef struct _ProcessList ProcessList; |
120 | ||
1c736ed5 | 121 | |
122 | #ifndef TYPE_DRAWING_T_DEFINED | |
123 | #define TYPE_DRAWING_T_DEFINED | |
124 | typedef struct _Drawing_t Drawing_t; | |
125 | #endif //TYPE_DRAWING_T_DEFINED | |
126 | ||
4c69e0cc | 127 | ProcessList *processlist_construct(void); |
ba90bc77 | 128 | void processlist_destroy(ProcessList *process_list); |
129 | GtkWidget *processlist_get_widget(ProcessList *process_list); | |
f0d936c0 | 130 | |
b9a010a2 | 131 | void processlist_clear(ProcessList *process_list); |
132 | ||
fa2c4dbe | 133 | // out : success (0) and height |
a95bc95a | 134 | /* CPU num is only used for PID 0 */ |
1c736ed5 | 135 | int processlist_add(ProcessList *process_list, Drawing_t * drawing, |
fcc08e1e | 136 | guint pid, guint tgid, guint cpu, guint ppid, |
beed0826 | 137 | LttTime *birth, guint trace_num, GQuark name, guint *height, |
4e86ae2e | 138 | ProcessInfo **process_info, |
d0cd7f09 | 139 | HashedProcessData **hashed_process_data); |
fa2c4dbe | 140 | // out : success (0) and height |
a95bc95a | 141 | int processlist_remove(ProcessList *process_list, guint pid, guint cpu, |
142 | LttTime *birth, guint trace_num); | |
fa2c4dbe | 143 | |
f4b88a7d | 144 | /* Set the name of a process */ |
145 | void processlist_set_name(ProcessList *process_list, | |
146 | GQuark name, | |
147 | HashedProcessData *hashed_process_data); | |
148 | ||
1fc7847f | 149 | /* Set the ppid of a process */ |
fcc08e1e | 150 | void processlist_set_tgid(ProcessList *process_list, |
151 | guint tgid, | |
152 | HashedProcessData *hashed_process_data); | |
1fc7847f | 153 | void processlist_set_ppid(ProcessList *process_list, |
154 | guint ppid, | |
155 | HashedProcessData *hashed_process_data); | |
156 | ||
7c0125e0 | 157 | |
158 | /* Synchronize the list at the left and the drawing */ | |
159 | void update_index_to_pixmap(ProcessList *process_list); | |
160 | ||
1c736ed5 | 161 | /* Update the width of each pixmap buffer for each process */ |
162 | void update_pixmap_size(ProcessList *process_list, guint width); | |
163 | ||
164 | ||
165 | /* Put src and/or dest to NULL to copy from/to the each PID specific pixmap */ | |
166 | void copy_pixmap_region(ProcessList *process_list, GdkDrawable *dest, | |
167 | GdkGC *gc, GdkDrawable *src, | |
168 | gint xsrc, gint ysrc, | |
169 | gint xdest, gint ydest, gint width, gint height); | |
170 | ||
171 | /* If height is -1, the height of each pixmap is used */ | |
172 | void rectangle_pixmap(ProcessList *process_list, GdkGC *gc, | |
173 | gboolean filled, gint x, gint y, gint width, gint height); | |
174 | ||
175 | /* Renders each pixmaps into on big drawable */ | |
176 | void copy_pixmap_to_screen(ProcessList *process_list, | |
177 | GdkDrawable *dest, | |
178 | GdkGC *gc, | |
179 | gint x, gint y, | |
180 | gint width, gint height); | |
fa2c4dbe | 181 | |
e465474e | 182 | |
6871f7d1 | 183 | static inline gint get_cell_height(GtkTreeView *TreeView) |
e6542e85 | 184 | { |
185 | gint height; | |
186 | GtkTreeViewColumn *column = gtk_tree_view_get_column(TreeView, 0); | |
187 | ||
188 | gtk_tree_view_column_cell_get_size(column, NULL, NULL, NULL, NULL, &height); | |
6871f7d1 | 189 | |
190 | gint vertical_separator; | |
191 | gtk_widget_style_get (GTK_WIDGET (TreeView), | |
192 | "vertical-separator", &vertical_separator, | |
193 | NULL); | |
6871f7d1 | 194 | height += vertical_separator; |
7a336641 | 195 | |
e6542e85 | 196 | return height; |
197 | } | |
e465474e | 198 | |
04cd9a1e | 199 | static inline guint processlist_get_height(ProcessList *process_list) |
6550d711 | 200 | { |
866fefbd | 201 | return process_list->cell_height * process_list->number_of_process ; |
6550d711 | 202 | } |
203 | ||
204 | ||
04cd9a1e | 205 | static inline HashedProcessData *processlist_get_process_data( |
6550d711 | 206 | ProcessList *process_list, |
207 | guint pid, guint cpu, LttTime *birth, guint trace_num) | |
208 | { | |
209 | ProcessInfo process_info; | |
6550d711 | 210 | |
211 | process_info.pid = pid; | |
212 | if(pid == 0) | |
213 | process_info.cpu = cpu; | |
214 | else | |
800aa029 | 215 | process_info.cpu = ANY_CPU; |
6550d711 | 216 | process_info.birth = *birth; |
217 | process_info.trace_num = trace_num; | |
218 | ||
219 | return (HashedProcessData*)g_hash_table_lookup( | |
220 | process_list->process_hash, | |
221 | &process_info); | |
222 | } | |
223 | ||
224 | ||
04cd9a1e | 225 | static inline gint processlist_get_pixels_from_data( ProcessList *process_list, |
14963be0 | 226 | HashedProcessData *hashed_process_data, |
a56a1ba4 | 227 | guint *y, |
6550d711 | 228 | guint *height) |
229 | { | |
230 | gint *path_indices; | |
231 | GtkTreePath *tree_path; | |
232 | ||
233 | tree_path = gtk_tree_model_get_path((GtkTreeModel*)process_list->list_store, | |
234 | &hashed_process_data->y_iter); | |
235 | path_indices = gtk_tree_path_get_indices (tree_path); | |
236 | ||
6871f7d1 | 237 | *height = get_cell_height((GtkTreeView*)process_list->process_list_widget); |
6550d711 | 238 | *y = *height * path_indices[0]; |
239 | gtk_tree_path_free(tree_path); | |
240 | ||
241 | return 0; | |
242 | ||
243 | } | |
244 | ||
1c736ed5 | 245 | static inline guint processlist_get_index_from_data(ProcessList *process_list, |
246 | HashedProcessData *hashed_process_data) | |
247 | { | |
248 | gint *path_indices; | |
249 | GtkTreePath *tree_path; | |
250 | guint ret; | |
251 | ||
252 | tree_path = gtk_tree_model_get_path((GtkTreeModel*)process_list->list_store, | |
253 | &hashed_process_data->y_iter); | |
254 | path_indices = gtk_tree_path_get_indices (tree_path); | |
255 | ||
256 | ret = path_indices[0]; | |
257 | ||
258 | gtk_tree_path_free(tree_path); | |
259 | ||
260 | return ret; | |
261 | } | |
262 | ||
6550d711 | 263 | |
8b90e648 | 264 | |
f0d936c0 | 265 | #endif // _PROCESS_LIST_H |