1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
|
#include "e.h"
typedef struct _E_Thumb E_Thumb;
struct _E_Thumb
{
int objid;
int w, h;
const char *file;
const char *key;
char *sort_id;
unsigned char queued : 1;
unsigned char busy : 1;
unsigned char done : 1;
};
/* local subsystem functions */
static void _e_thumb_gen_begin(int objid, const char *file, const char *key, int w, int h);
static void _e_thumb_gen_end(int objid);
static void _e_thumb_del_hook(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _e_thumb_hash_add(int objid, Evas_Object *obj);
static void _e_thumb_hash_del(int objid);
static Evas_Object *_e_thumb_hash_find(int objid);
static void _e_thumb_thumbnailers_kill(void);
static void _e_thumb_thumbnailers_kill_cancel(void);
static Eina_Bool _e_thumb_cb_kill(void *data);
static Eina_Bool _e_thumb_cb_exe_event_del(void *data, int type, void *event);
/* local subsystem globals */
static Eina_List *_thumbnailers = NULL;
static Eina_List *_thumbnailers_exe = NULL;
static Eina_List *_thumb_queue = NULL;
static int _objid = 0;
static Eina_Hash *_thumbs = NULL;
static int _pending = 0;
static int _num_thumbnailers = 1;
static Ecore_Event_Handler *_exe_del_handler = NULL;
static Ecore_Timer *_kill_timer = NULL;
/* externally accessible functions */
EINTERN int
e_thumb_init(void)
{
_exe_del_handler = ecore_event_handler_add(ECORE_EXE_EVENT_DEL,
_e_thumb_cb_exe_event_del,
NULL);
_thumbs = eina_hash_string_superfast_new(NULL);
return 1;
}
EINTERN int
e_thumb_shutdown(void)
{
_e_thumb_thumbnailers_kill_cancel();
_e_thumb_cb_kill(NULL);
if (_exe_del_handler) ecore_event_handler_del(_exe_del_handler);
_exe_del_handler = NULL;
_thumbnailers = eina_list_free(_thumbnailers);
E_FREE_LIST(_thumbnailers_exe, ecore_exe_free);
_thumb_queue = eina_list_free(_thumb_queue);
_objid = 0;
eina_hash_free(_thumbs);
_thumbs = NULL;
_pending = 0;
return 1;
}
static void
_thumb_preloaded(void *data, Evas_Object *obj __UNUSED__, void *event __UNUSED__)
{
evas_object_smart_callback_call(data, "e_thumb_gen", NULL);
}
EAPI Evas_Object *
e_thumb_icon_add(Evas *evas)
{
Evas_Object *obj;
E_Thumb *eth;
obj = e_icon_add(evas);
evas_object_smart_callback_add(obj, "preloaded", _thumb_preloaded, obj);
_objid++;
eth = E_NEW(E_Thumb, 1);
eth->objid = _objid;
eth->w = 64;
eth->h = 64;
evas_object_data_set(obj, "e_thumbdata", eth);
evas_object_event_callback_add(obj, EVAS_CALLBACK_FREE,
_e_thumb_del_hook, NULL);
_e_thumb_hash_add(eth->objid, obj);
return obj;
}
EAPI void
e_thumb_icon_file_set(Evas_Object *obj, const char *file, const char *key)
{
E_Thumb *eth;
eth = evas_object_data_get(obj, "e_thumbdata");
if (!eth) return;
if (eth->file) eina_stringshare_del(eth->file);
eth->file = NULL;
if (eth->key) eina_stringshare_del(eth->key);
eth->key = NULL;
if (eth->sort_id) free(eth->sort_id);
eth->sort_id = NULL;
if (file) eth->file = eina_stringshare_add(file);
if (key) eth->key = eina_stringshare_add(key);
}
EAPI void
e_thumb_icon_size_set(Evas_Object *obj, int w, int h)
{
E_Thumb *eth;
eth = evas_object_data_get(obj, "e_thumbdata");
if (!eth) return;
if ((w < 1) || (h <1)) return;
eth->w = w;
eth->h = h;
}
EAPI void
e_thumb_icon_begin(Evas_Object *obj)
{
E_Thumb *eth, *eth2;
char buf[4096];
eth = evas_object_data_get(obj, "e_thumbdata");
if (!eth) return;
if (eth->queued) return;
if (eth->busy) return;
if (eth->done) return;
if (!eth->file) return;
if (!_thumbnailers)
{
while ((int) eina_list_count(_thumbnailers_exe) < _num_thumbnailers)
{
Ecore_Exe *exe;
snprintf(buf, sizeof(buf), "%s/enlightenment/utils/enlightenment_thumb --nice=%d", e_prefix_lib_get(),
e_config->thumb_nice);
exe = ecore_exe_run(buf, NULL);
_thumbnailers_exe = eina_list_append(_thumbnailers_exe, exe);
}
_thumb_queue = eina_list_append(_thumb_queue, eth);
eth->queued = 1;
return;
}
EINA_LIST_FREE(_thumb_queue, eth2)
{
eth2->queued = 0;
eth2->busy = 1;
_pending++;
if (_pending == 1) _e_thumb_thumbnailers_kill_cancel();
_e_thumb_gen_begin(eth2->objid, eth2->file, eth2->key, eth2->w, eth2->h);
}
eth->busy = 1;
_pending++;
if (_pending == 1) _e_thumb_thumbnailers_kill_cancel();
_e_thumb_gen_begin(eth->objid, eth->file, eth->key, eth->w, eth->h);
}
EAPI void
e_thumb_icon_end(Evas_Object *obj)
{
E_Thumb *eth;
eth = evas_object_data_get(obj, "e_thumbdata");
if (!eth) return;
if (eth->queued)
{
_thumb_queue = eina_list_remove(_thumb_queue, eth);
eth->queued = 0;
}
if (eth->busy)
{
_e_thumb_gen_end(eth->objid);
eth->busy = 0;
_pending--;
if (_pending == 0) _e_thumb_thumbnailers_kill();
}
}
EAPI void
e_thumb_icon_rethumb(Evas_Object *obj)
{
E_Thumb *eth;
eth = evas_object_data_get(obj, "e_thumbdata");
if (!eth) return;
if (eth->done) eth->done = 0;
else e_thumb_icon_end(obj);
e_thumb_icon_begin(obj);
}
#define A(v) (((v) >> 24) & 0xff)
#define R(v) (((v) >> 16) & 0xff)
#define G(v) (((v) >> 8 ) & 0xff)
#define B(v) (((v) ) & 0xff)
#define PIX(p, x, y) p[((y) << 2) + (x)]
#define PIX2(p, x, y) p[((y) << 1) + (x)]
static void
_e_thumb_key_load(E_Thumb *eth, const char *icon)
{
Eet_File *ef;
int size = 0;
ef = eet_open(icon, EET_FILE_MODE_READ);
if (!ef) return;
eth->sort_id = eet_read(ef, "/thumbnail/sort_id", &size);
if (eth->sort_id)
{
if (size > 0) eth->sort_id[size - 1] = 0;
else
{
free(eth->sort_id);
eth->sort_id = NULL;
}
}
eet_close(ef);
}
EAPI const char *
e_thumb_sort_id_get(Evas_Object *obj)
{
E_Thumb *eth;
eth = evas_object_data_get(obj, "e_thumbdata");
if (!eth) return "";
if (!eth->sort_id) return "";
return eth->sort_id;
}
EAPI void
e_thumb_client_data(Ecore_Ipc_Event_Client_Data *e)
{
int objid;
char *icon;
E_Thumb *eth;
Evas_Object *obj;
if (!eina_list_data_find(_thumbnailers, e->client))
_thumbnailers = eina_list_prepend(_thumbnailers, e->client);
if (e->minor == 2)
{
objid = e->ref;
icon = e->data;
if ((icon) && (e->size > 1) && (icon[e->size - 1] == 0))
{
obj = _e_thumb_hash_find(objid);
if (obj)
{
eth = evas_object_data_get(obj, "e_thumbdata");
if (eth)
{
eth->busy = 0;
_pending--;
eth->done = 1;
if (_pending == 0) _e_thumb_thumbnailers_kill();
if (ecore_file_exists(icon))
{
e_icon_preload_set(obj, 1);
e_icon_file_key_set(obj, icon, "/thumbnail/data");
_e_thumb_key_load(eth, icon);
}
evas_object_smart_callback_call(obj, "e_thumb_gen", NULL);
}
}
}
}
if (e->minor == 1)
{
/* hello message */
EINA_LIST_FREE(_thumb_queue, eth)
{
eth->queued = 0;
eth->busy = 1;
_pending++;
if (_pending == 1) _e_thumb_thumbnailers_kill_cancel();
_e_thumb_gen_begin(eth->objid, eth->file, eth->key, eth->w, eth->h);
}
}
}
EAPI void
e_thumb_client_del(Ecore_Ipc_Event_Client_Del *e)
{
if (!eina_list_data_find(_thumbnailers, e->client)) return;
_thumbnailers = eina_list_remove(_thumbnailers, e->client);
if ((!_thumbs) && (!_thumbnailers)) _objid = 0;
}
/* local subsystem functions */
static void
_e_thumb_gen_begin(int objid, const char *file, const char *key, int w, int h)
{
char *buf;
int l1, l2;
Ecore_Ipc_Client *cli;
/* send thumb req */
l1 = strlen(file);
l2 = 0;
if (key) l2 = strlen(key);
buf = alloca(l1 + 1 + l2 + 1);
strcpy(buf, file);
if (key) strcpy(buf + l1 + 1, key);
else buf[l1 + 1] = 0;
cli = eina_list_data_get(_thumbnailers);
if (!cli) return;
_thumbnailers = eina_list_remove_list(_thumbnailers, _thumbnailers);
_thumbnailers = eina_list_append(_thumbnailers, cli);
ecore_ipc_client_send(cli, E_IPC_DOMAIN_THUMB, 1, objid, w, h, buf, l1 + 1 + l2 + 1);
}
static void
_e_thumb_gen_end(int objid)
{
Eina_List *l;
Ecore_Ipc_Client *cli;
/* send thumb cancel */
EINA_LIST_FOREACH(_thumbnailers, l, cli)
{
ecore_ipc_client_send(cli, E_IPC_DOMAIN_THUMB, 2, objid, 0, 0, NULL, 0);
}
}
static void
_e_thumb_del_hook(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
{
E_Thumb *eth;
eth = evas_object_data_get(obj, "e_thumbdata");
if (!eth) return;
evas_object_data_del(obj, "e_thumbdata");
_e_thumb_hash_del(eth->objid);
if (eth->busy)
{
_e_thumb_gen_end(eth->objid);
eth->busy = 0;
_pending--;
if (_pending == 0) _e_thumb_thumbnailers_kill();
}
if (eth->queued)
_thumb_queue = eina_list_remove(_thumb_queue, eth);
if (eth->file) eina_stringshare_del(eth->file);
if (eth->key) eina_stringshare_del(eth->key);
if (eth->sort_id) free(eth->sort_id);
free(eth);
}
static void
_e_thumb_hash_add(int objid, Evas_Object *obj)
{
char buf[32];
snprintf(buf, sizeof(buf), "%i", objid);
eina_hash_add(_thumbs, buf, obj);
}
static void
_e_thumb_hash_del(int objid)
{
char buf[32];
snprintf(buf, sizeof(buf), "%i", objid);
eina_hash_del(_thumbs, buf, NULL);
if ((!_thumbs) && (!_thumbnailers)) _objid = 0;
}
static Evas_Object *
_e_thumb_hash_find(int objid)
{
char buf[32];
snprintf(buf, sizeof(buf), "%i", objid);
return eina_hash_find(_thumbs, buf);
}
static void
_e_thumb_thumbnailers_kill(void)
{
if (_kill_timer) ecore_timer_del(_kill_timer);
_kill_timer = ecore_timer_add(1.0, _e_thumb_cb_kill, NULL);
}
static void
_e_thumb_thumbnailers_kill_cancel(void)
{
if (_kill_timer) ecore_timer_del(_kill_timer);
_kill_timer = NULL;
}
static Eina_Bool
_e_thumb_cb_kill(void *data __UNUSED__)
{
Eina_List *l;
Ecore_Exe *exe;
EINA_LIST_FOREACH(_thumbnailers_exe, l, exe)
ecore_exe_terminate(exe);
_kill_timer = NULL;
return ECORE_CALLBACK_DONE;
}
static Eina_Bool
_e_thumb_cb_exe_event_del(void *data __UNUSED__, int type __UNUSED__, void *event)
{
Ecore_Exe_Event_Del *ev;
Ecore_Exe *exe;
Eina_List *l;
ev = event;
EINA_LIST_FOREACH(_thumbnailers_exe, l, exe)
{
if (exe == ev->exe)
{
_thumbnailers_exe = eina_list_remove_list(_thumbnailers_exe, l);
break;
}
}
if ((!_thumbnailers_exe) && (_thumb_queue))
{
while ((int) eina_list_count(_thumbnailers_exe) < _num_thumbnailers)
{
Ecore_Exe *exe;
char buf[4096];
snprintf(buf, sizeof(buf), "%s/enlightenment/utils/enlightenment_thumb --nice=%d", e_prefix_lib_get(),
e_config->thumb_nice);
exe = ecore_exe_run(buf, NULL);
_thumbnailers_exe = eina_list_append(_thumbnailers_exe, exe);
}
}
return ECORE_CALLBACK_PASS_ON;
}
|