aboutsummaryrefslogtreecommitdiffstats
path: root/legacy/ecore/src/lib/ecore_x/xcb/ecore_xcb_dpms.c
blob: 63b7f1ea953a9675bae772547cb86dbfbf4cb5b3 (plain) (blame)
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
#include "ecore_xcb_private.h"
#ifdef ECORE_XCB_DAMAGE
# include <xcb/dpms.h>
#endif

/* local variables */
static Eina_Bool _dpms_avail = EINA_FALSE;

void
_ecore_xcb_dpms_init(void)
{
   LOGFN(__FILE__, __LINE__, __FUNCTION__);

#ifdef ECORE_XCB_DPMS
   xcb_prefetch_extension_data(_ecore_xcb_conn, &xcb_dpms_id);
#endif
}

void
_ecore_xcb_dpms_finalize(void)
{
#ifdef ECORE_XCB_DPMS
   const xcb_query_extension_reply_t *ext_reply;
#endif

   LOGFN(__FILE__, __LINE__, __FUNCTION__);

#ifdef ECORE_XCB_DPMS
   ext_reply = xcb_get_extension_data(_ecore_xcb_conn, &xcb_dpms_id);
   if ((ext_reply) && (ext_reply->present))
     {
        xcb_dpms_get_version_cookie_t cookie;
        xcb_dpms_get_version_reply_t *reply;

        cookie =
          xcb_dpms_get_version_unchecked(_ecore_xcb_conn,
                                         XCB_DPMS_MAJOR_VERSION,
                                         XCB_DPMS_MINOR_VERSION);
        reply = xcb_dpms_get_version_reply(_ecore_xcb_conn, cookie, NULL);
        if (reply)
          {
             if (reply->server_major_version >= 1)
               _dpms_avail = EINA_TRUE;
             free(reply);
          }
     }
#endif
}

/**
 * @defgroup Ecore_X_DPMS_Group X DPMS Extension Functions
 *
 * Functions related to the X DPMS Extension
 */

/**
 * Checks if the DPMS extension is available or not.
 *
 * @return @c EINA_TRUE if the DPMS extension is available,
 * @c EINA_FALSE otherwise.
 *
 * Return EINA_TRUE if the X server supports the DPMS Extension version 1.0,
 * EINA_FALSE otherwise.
 *
 * @ingroup Ecore_X_DPMS_Group
 */
EAPI Eina_Bool
ecore_x_dpms_query(void)
{
//   LOGFN(__FILE__, __LINE__, __FUNCTION__);

     return _dpms_avail;
}

/**
 * Checks if the X server is capable of DPMS.
 * @return @c 1 if the X server is capable of DPMS, @c 0 otherwise.
 * @ingroup Ecore_X_DPMS_Group
 */
EAPI Eina_Bool
ecore_x_dpms_capable_get(void)
{
   Eina_Bool ret = EINA_FALSE;
#ifdef ECORE_XCB_DPMS
   xcb_dpms_capable_cookie_t cookie;
   xcb_dpms_capable_reply_t *reply;
#endif

   LOGFN(__FILE__, __LINE__, __FUNCTION__);
   CHECK_XCB_CONN;

   if (!_dpms_avail) return EINA_FALSE;

#ifdef ECORE_XCB_DPMS
   cookie = xcb_dpms_capable_unchecked(_ecore_xcb_conn);
   reply = xcb_dpms_capable_reply(_ecore_xcb_conn, cookie, NULL);
   if (reply)
     {
        ret = reply->capable;
        free(reply);
     }
#endif

   return ret;
}

/**
 * Checks the DPMS state of the display.
 * @return @c EINA_TRUE if DPMS is enabled, @c EINA_FALSE otherwise.
 * @ingroup Ecore_X_DPMS_Group
 */
EAPI Eina_Bool
ecore_x_dpms_enabled_get(void)
{
   Eina_Bool ret = EINA_FALSE;
#ifdef ECORE_XCB_DPMS
   xcb_dpms_info_cookie_t cookie;
   xcb_dpms_info_reply_t *reply;
#endif

   LOGFN(__FILE__, __LINE__, __FUNCTION__);
   CHECK_XCB_CONN;

   if (!_dpms_avail) return EINA_FALSE;

#ifdef ECORE_XCB_DPMS
   cookie = xcb_dpms_info_unchecked(_ecore_xcb_conn);
   reply = xcb_dpms_info_reply(_ecore_xcb_conn, cookie, NULL);
   if (!reply) return EINA_FALSE;
   if (reply->state) ret = EINA_TRUE;
   free(reply);
#endif

   return ret;
}

/**
 * Sets the DPMS state of the display.
 * @param enabled @c 0 to disable DPMS characteristics of the server, enable it otherwise.
 * @ingroup Ecore_X_DPMS_Group
 */
EAPI void
ecore_x_dpms_enabled_set(int enabled)
{
   LOGFN(__FILE__, __LINE__, __FUNCTION__);
   CHECK_XCB_CONN;

   if (!_dpms_avail) return;

#ifdef ECORE_XCB_DPMS
   if (enabled)
     xcb_dpms_enable(_ecore_xcb_conn);
   else
     xcb_dpms_disable(_ecore_xcb_conn);
#endif
}

/**
 * Gets the timeouts. The values are in unit of seconds.
 * @param standby Amount of time of inactivity before standby mode will be invoked.
 * @param suspend Amount of time of inactivity before the screen is placed into suspend mode.
 * @param off     Amount of time of inactivity before the monitor is shut off.
 * @ingroup Ecore_X_DPMS_Group
 */
EAPI void
ecore_x_dpms_timeouts_get(unsigned int *standby,
                          unsigned int *suspend,
                          unsigned int *off)
{
#ifdef ECORE_XCB_DPMS
   xcb_dpms_get_timeouts_cookie_t cookie;
   xcb_dpms_get_timeouts_reply_t *reply;
#endif

   LOGFN(__FILE__, __LINE__, __FUNCTION__);
   CHECK_XCB_CONN;

   if (standby) *standby = 0;
   if (suspend) *suspend = 0;
   if (off) *off = 0;

   if (!_dpms_avail) return;

#ifdef ECORE_XCB_DPMS
   cookie = xcb_dpms_get_timeouts_unchecked(_ecore_xcb_conn);
   reply = xcb_dpms_get_timeouts_reply(_ecore_xcb_conn, cookie, NULL);
   if (!reply) return;
   if (standby) *standby = reply->standby_timeout;
   if (suspend) *suspend = reply->suspend_timeout;
   if (off) *off = reply->off_timeout;
   free(reply);
#endif
}

/**
 * Sets the timeouts. The values are in unit of seconds.
 * @param standby Amount of time of inactivity before standby mode will be invoked.
 * @param suspend Amount of time of inactivity before the screen is placed into suspend mode.
 * @param off     Amount of time of inactivity before the monitor is shut off.
 * @ingroup Ecore_X_DPMS_Group
 */
EAPI Eina_Bool
ecore_x_dpms_timeouts_set(unsigned int standby,
                          unsigned int suspend,
                          unsigned int off)
{
   LOGFN(__FILE__, __LINE__, __FUNCTION__);
   CHECK_XCB_CONN;

   if (!_dpms_avail) return EINA_FALSE;

#ifdef ECORE_XCB_DPMS
   // FIXME: Add request check
   xcb_dpms_set_timeouts(_ecore_xcb_conn, standby, suspend, off);
   return EINA_TRUE;
#endif

   return EINA_FALSE;
}

/**
 * Returns the amount of time of inactivity before standby mode is invoked.
 * @return The standby timeout value.
 * @ingroup Ecore_X_DPMS_Group
 */
EAPI unsigned int
ecore_x_dpms_timeout_standby_get(void)
{
   unsigned int standby = 0;

   LOGFN(__FILE__, __LINE__, __FUNCTION__);

   ecore_x_dpms_timeouts_get(&standby, NULL, NULL);
   return standby;
}

/**
 * Returns the amount of time of inactivity before the second level of
 * power saving is invoked.
 * @return The suspend timeout value.
 * @ingroup Ecore_X_DPMS_Group
 */
EAPI unsigned int
ecore_x_dpms_timeout_suspend_get(void)
{
   unsigned int suspend = 0;

   LOGFN(__FILE__, __LINE__, __FUNCTION__);

   ecore_x_dpms_timeouts_get(NULL, &suspend, NULL);
   return suspend;
}

/**
 * Returns the amount of time of inactivity before the third and final
 * level of power saving is invoked.
 * @return The off timeout value.
 * @ingroup Ecore_X_DPMS_Group
 */
EAPI unsigned int
ecore_x_dpms_timeout_off_get(void)
{
   unsigned int off = 0;

   LOGFN(__FILE__, __LINE__, __FUNCTION__);

   ecore_x_dpms_timeouts_get(NULL, NULL, &off);
   return off;
}

/**
 * Sets the standby timeout (in unit of seconds).
 * @param new_standby Amount of time of inactivity before standby mode will be invoked.
 * @ingroup Ecore_X_DPMS_Group
 */
EAPI void
ecore_x_dpms_timeout_standby_set(unsigned int new_timeout)
{
   unsigned int standby = 0, suspend = 0, off = 0;

   LOGFN(__FILE__, __LINE__, __FUNCTION__);

   ecore_x_dpms_timeouts_get(&standby, &suspend, &off);
   ecore_x_dpms_timeouts_set(new_timeout, suspend, off);
}

/**
 * Sets the suspend timeout (in unit of seconds).
 * @param suspend Amount of time of inactivity before the screen is placed into suspend mode.
 * @ingroup Ecore_X_DPMS_Group
 */
EAPI void
ecore_x_dpms_timeout_suspend_set(unsigned int new_timeout)
{
   unsigned int standby = 0, suspend = 0, off = 0;

   LOGFN(__FILE__, __LINE__, __FUNCTION__);

   ecore_x_dpms_timeouts_get(&standby, &suspend, &off);
   ecore_x_dpms_timeouts_set(standby, new_timeout, off);
}

/**
 * Sets the off timeout (in unit of seconds).
 * @param off     Amount of time of inactivity before the monitor is shut off.
 * @ingroup Ecore_X_DPMS_Group
 */
EAPI void
ecore_x_dpms_timeout_off_set(unsigned int new_timeout)
{
   unsigned int standby = 0, suspend = 0, off = 0;

   LOGFN(__FILE__, __LINE__, __FUNCTION__);

   ecore_x_dpms_timeouts_get(&standby, &suspend, &off);
   ecore_x_dpms_timeouts_set(standby, suspend, new_timeout);
}