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1 /*
2  * Copyright (C) 2010 The Android Open Source Project.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 /**
18  * @addtogroup Configuration
19  * @{
20  */
21 
22 /**
23  * @file configuration.h
24  */
25 
26 #ifndef ANDROID_CONFIGURATION_H
27 #define ANDROID_CONFIGURATION_H
28 
29 #include <sys/cdefs.h>
30 
31 #include <android/asset_manager.h>
32 
33 #if !defined(__INTRODUCED_IN)
34 #define __INTRODUCED_IN(__api_level) /* nothing */
35 #endif
36 
37 #ifdef __cplusplus
38 extern "C" {
39 #endif
40 
41 struct AConfiguration;
42 /**
43  * {@link AConfiguration} is an opaque type used to get and set
44  * various subsystem configurations.
45  *
46  * A {@link AConfiguration} pointer can be obtained using:
47  * - AConfiguration_new()
48  * - AConfiguration_fromAssetManager()
49  */
50 typedef struct AConfiguration AConfiguration;
51 
52 
53 /**
54  * Define flags and constants for various subsystem configurations.
55  */
56 enum {
57     /** Orientation: not specified. */
58     ACONFIGURATION_ORIENTATION_ANY  = 0x0000,
59     /**
60      * Orientation: value corresponding to the
61      * <a href="/guide/topics/resources/providing-resources.html#OrientationQualifier">port</a>
62      * resource qualifier.
63      */
64     ACONFIGURATION_ORIENTATION_PORT = 0x0001,
65     /**
66      * Orientation: value corresponding to the
67      * <a href="/guide/topics/resources/providing-resources.html#OrientationQualifier">land</a>
68      * resource qualifier.
69      */
70     ACONFIGURATION_ORIENTATION_LAND = 0x0002,
71     /** @deprecated Not currently supported or used. */
72     ACONFIGURATION_ORIENTATION_SQUARE = 0x0003,
73 
74     /** Touchscreen: not specified. */
75     ACONFIGURATION_TOUCHSCREEN_ANY  = 0x0000,
76     /**
77      * Touchscreen: value corresponding to the
78      * <a href="/guide/topics/resources/providing-resources.html#TouchscreenQualifier">notouch</a>
79      * resource qualifier.
80      */
81     ACONFIGURATION_TOUCHSCREEN_NOTOUCH  = 0x0001,
82     /** @deprecated Not currently supported or used. */
83     ACONFIGURATION_TOUCHSCREEN_STYLUS  = 0x0002,
84     /**
85      * Touchscreen: value corresponding to the
86      * <a href="/guide/topics/resources/providing-resources.html#TouchscreenQualifier">finger</a>
87      * resource qualifier.
88      */
89     ACONFIGURATION_TOUCHSCREEN_FINGER  = 0x0003,
90 
91     /** Density: default density. */
92     ACONFIGURATION_DENSITY_DEFAULT = 0,
93     /**
94      * Density: value corresponding to the
95      * <a href="/guide/topics/resources/providing-resources.html#DensityQualifier">ldpi</a>
96      * resource qualifier.
97      */
98     ACONFIGURATION_DENSITY_LOW = 120,
99     /**
100      * Density: value corresponding to the
101      * <a href="/guide/topics/resources/providing-resources.html#DensityQualifier">mdpi</a>
102      * resource qualifier.
103      */
104     ACONFIGURATION_DENSITY_MEDIUM = 160,
105     /**
106      * Density: value corresponding to the
107      * <a href="/guide/topics/resources/providing-resources.html#DensityQualifier">tvdpi</a>
108      * resource qualifier.
109      */
110     ACONFIGURATION_DENSITY_TV = 213,
111     /**
112      * Density: value corresponding to the
113      * <a href="/guide/topics/resources/providing-resources.html#DensityQualifier">hdpi</a>
114      * resource qualifier.
115      */
116     ACONFIGURATION_DENSITY_HIGH = 240,
117     /**
118      * Density: value corresponding to the
119      * <a href="/guide/topics/resources/providing-resources.html#DensityQualifier">xhdpi</a>
120      * resource qualifier.
121      */
122     ACONFIGURATION_DENSITY_XHIGH = 320,
123     /**
124      * Density: value corresponding to the
125      * <a href="/guide/topics/resources/providing-resources.html#DensityQualifier">xxhdpi</a>
126      * resource qualifier.
127      */
128     ACONFIGURATION_DENSITY_XXHIGH = 480,
129     /**
130      * Density: value corresponding to the
131      * <a href="/guide/topics/resources/providing-resources.html#DensityQualifier">xxxhdpi</a>
132      * resource qualifier.
133      */
134     ACONFIGURATION_DENSITY_XXXHIGH = 640,
135     /** Density: any density. */
136     ACONFIGURATION_DENSITY_ANY = 0xfffe,
137     /** Density: no density specified. */
138     ACONFIGURATION_DENSITY_NONE = 0xffff,
139 
140     /** Keyboard: not specified. */
141     ACONFIGURATION_KEYBOARD_ANY  = 0x0000,
142     /**
143      * Keyboard: value corresponding to the
144      * <a href="/guide/topics/resources/providing-resources.html#ImeQualifier">nokeys</a>
145      * resource qualifier.
146      */
147     ACONFIGURATION_KEYBOARD_NOKEYS  = 0x0001,
148     /**
149      * Keyboard: value corresponding to the
150      * <a href="/guide/topics/resources/providing-resources.html#ImeQualifier">qwerty</a>
151      * resource qualifier.
152      */
153     ACONFIGURATION_KEYBOARD_QWERTY  = 0x0002,
154     /**
155      * Keyboard: value corresponding to the
156      * <a href="/guide/topics/resources/providing-resources.html#ImeQualifier">12key</a>
157      * resource qualifier.
158      */
159     ACONFIGURATION_KEYBOARD_12KEY  = 0x0003,
160 
161     /** Navigation: not specified. */
162     ACONFIGURATION_NAVIGATION_ANY  = 0x0000,
163     /**
164      * Navigation: value corresponding to the
165      * <a href="@/guide/topics/resources/providing-resources.html#NavigationQualifier">nonav</a>
166      * resource qualifier.
167      */
168     ACONFIGURATION_NAVIGATION_NONAV  = 0x0001,
169     /**
170      * Navigation: value corresponding to the
171      * <a href="/guide/topics/resources/providing-resources.html#NavigationQualifier">dpad</a>
172      * resource qualifier.
173      */
174     ACONFIGURATION_NAVIGATION_DPAD  = 0x0002,
175     /**
176      * Navigation: value corresponding to the
177      * <a href="/guide/topics/resources/providing-resources.html#NavigationQualifier">trackball</a>
178      * resource qualifier.
179      */
180     ACONFIGURATION_NAVIGATION_TRACKBALL  = 0x0003,
181     /**
182      * Navigation: value corresponding to the
183      * <a href="/guide/topics/resources/providing-resources.html#NavigationQualifier">wheel</a>
184      * resource qualifier.
185      */
186     ACONFIGURATION_NAVIGATION_WHEEL  = 0x0004,
187 
188     /** Keyboard availability: not specified. */
189     ACONFIGURATION_KEYSHIDDEN_ANY = 0x0000,
190     /**
191      * Keyboard availability: value corresponding to the
192      * <a href="/guide/topics/resources/providing-resources.html#KeyboardAvailQualifier">keysexposed</a>
193      * resource qualifier.
194      */
195     ACONFIGURATION_KEYSHIDDEN_NO = 0x0001,
196     /**
197      * Keyboard availability: value corresponding to the
198      * <a href="/guide/topics/resources/providing-resources.html#KeyboardAvailQualifier">keyshidden</a>
199      * resource qualifier.
200      */
201     ACONFIGURATION_KEYSHIDDEN_YES = 0x0002,
202     /**
203      * Keyboard availability: value corresponding to the
204      * <a href="/guide/topics/resources/providing-resources.html#KeyboardAvailQualifier">keyssoft</a>
205      * resource qualifier.
206      */
207     ACONFIGURATION_KEYSHIDDEN_SOFT = 0x0003,
208 
209     /** Navigation availability: not specified. */
210     ACONFIGURATION_NAVHIDDEN_ANY = 0x0000,
211     /**
212      * Navigation availability: value corresponding to the
213      * <a href="/guide/topics/resources/providing-resources.html#NavAvailQualifier">navexposed</a>
214      * resource qualifier.
215      */
216     ACONFIGURATION_NAVHIDDEN_NO = 0x0001,
217     /**
218      * Navigation availability: value corresponding to the
219      * <a href="/guide/topics/resources/providing-resources.html#NavAvailQualifier">navhidden</a>
220      * resource qualifier.
221      */
222     ACONFIGURATION_NAVHIDDEN_YES = 0x0002,
223 
224     /** Screen size: not specified. */
225     ACONFIGURATION_SCREENSIZE_ANY  = 0x00,
226     /**
227      * Screen size: value indicating the screen is at least
228      * approximately 320x426 dp units, corresponding to the
229      * <a href="/guide/topics/resources/providing-resources.html#ScreenSizeQualifier">small</a>
230      * resource qualifier.
231      */
232     ACONFIGURATION_SCREENSIZE_SMALL = 0x01,
233     /**
234      * Screen size: value indicating the screen is at least
235      * approximately 320x470 dp units, corresponding to the
236      * <a href="/guide/topics/resources/providing-resources.html#ScreenSizeQualifier">normal</a>
237      * resource qualifier.
238      */
239     ACONFIGURATION_SCREENSIZE_NORMAL = 0x02,
240     /**
241      * Screen size: value indicating the screen is at least
242      * approximately 480x640 dp units, corresponding to the
243      * <a href="/guide/topics/resources/providing-resources.html#ScreenSizeQualifier">large</a>
244      * resource qualifier.
245      */
246     ACONFIGURATION_SCREENSIZE_LARGE = 0x03,
247     /**
248      * Screen size: value indicating the screen is at least
249      * approximately 720x960 dp units, corresponding to the
250      * <a href="/guide/topics/resources/providing-resources.html#ScreenSizeQualifier">xlarge</a>
251      * resource qualifier.
252      */
253     ACONFIGURATION_SCREENSIZE_XLARGE = 0x04,
254 
255     /** Screen layout: not specified. */
256     ACONFIGURATION_SCREENLONG_ANY = 0x00,
257     /**
258      * Screen layout: value that corresponds to the
259      * <a href="/guide/topics/resources/providing-resources.html#ScreenAspectQualifier">notlong</a>
260      * resource qualifier.
261      */
262     ACONFIGURATION_SCREENLONG_NO = 0x1,
263     /**
264      * Screen layout: value that corresponds to the
265      * <a href="/guide/topics/resources/providing-resources.html#ScreenAspectQualifier">long</a>
266      * resource qualifier.
267      */
268     ACONFIGURATION_SCREENLONG_YES = 0x2,
269 
270     ACONFIGURATION_SCREENROUND_ANY = 0x00,
271     ACONFIGURATION_SCREENROUND_NO = 0x1,
272     ACONFIGURATION_SCREENROUND_YES = 0x2,
273 
274     /** Wide color gamut: not specified. */
275     ACONFIGURATION_WIDE_COLOR_GAMUT_ANY = 0x00,
276     /**
277      * Wide color gamut: value that corresponds to
278      * <a href="/guide/topics/resources/providing-resources.html#WideColorGamutQualifier">no
279      * nowidecg</a> resource qualifier specified.
280      */
281     ACONFIGURATION_WIDE_COLOR_GAMUT_NO = 0x1,
282     /**
283      * Wide color gamut: value that corresponds to
284      * <a href="/guide/topics/resources/providing-resources.html#WideColorGamutQualifier">
285      * widecg</a> resource qualifier specified.
286      */
287     ACONFIGURATION_WIDE_COLOR_GAMUT_YES = 0x2,
288 
289     /** HDR: not specified. */
290     ACONFIGURATION_HDR_ANY = 0x00,
291     /**
292      * HDR: value that corresponds to
293      * <a href="/guide/topics/resources/providing-resources.html#HDRQualifier">
294      * lowdr</a> resource qualifier specified.
295      */
296     ACONFIGURATION_HDR_NO = 0x1,
297     /**
298      * HDR: value that corresponds to
299      * <a href="/guide/topics/resources/providing-resources.html#HDRQualifier">
300      * highdr</a> resource qualifier specified.
301      */
302     ACONFIGURATION_HDR_YES = 0x2,
303 
304     /** UI mode: not specified. */
305     ACONFIGURATION_UI_MODE_TYPE_ANY = 0x00,
306     /**
307      * UI mode: value that corresponds to
308      * <a href="/guide/topics/resources/providing-resources.html#UiModeQualifier">no
309      * UI mode type</a> resource qualifier specified.
310      */
311     ACONFIGURATION_UI_MODE_TYPE_NORMAL = 0x01,
312     /**
313      * UI mode: value that corresponds to
314      * <a href="/guide/topics/resources/providing-resources.html#UiModeQualifier">desk</a> resource qualifier specified.
315      */
316     ACONFIGURATION_UI_MODE_TYPE_DESK = 0x02,
317     /**
318      * UI mode: value that corresponds to
319      * <a href="/guide/topics/resources/providing-resources.html#UiModeQualifier">car</a> resource qualifier specified.
320      */
321     ACONFIGURATION_UI_MODE_TYPE_CAR = 0x03,
322     /**
323      * UI mode: value that corresponds to
324      * <a href="/guide/topics/resources/providing-resources.html#UiModeQualifier">television</a> resource qualifier specified.
325      */
326     ACONFIGURATION_UI_MODE_TYPE_TELEVISION = 0x04,
327     /**
328      * UI mode: value that corresponds to
329      * <a href="/guide/topics/resources/providing-resources.html#UiModeQualifier">appliance</a> resource qualifier specified.
330      */
331     ACONFIGURATION_UI_MODE_TYPE_APPLIANCE = 0x05,
332     /**
333      * UI mode: value that corresponds to
334      * <a href="/guide/topics/resources/providing-resources.html#UiModeQualifier">watch</a> resource qualifier specified.
335      */
336     ACONFIGURATION_UI_MODE_TYPE_WATCH = 0x06,
337     /**
338      * UI mode: value that corresponds to
339      * <a href="/guide/topics/resources/providing-resources.html#UiModeQualifier">vr</a> resource qualifier specified.
340      */
341     ACONFIGURATION_UI_MODE_TYPE_VR_HEADSET = 0x07,
342 
343     /** UI night mode: not specified.*/
344     ACONFIGURATION_UI_MODE_NIGHT_ANY = 0x00,
345     /**
346      * UI night mode: value that corresponds to
347      * <a href="/guide/topics/resources/providing-resources.html#NightQualifier">notnight</a> resource qualifier specified.
348      */
349     ACONFIGURATION_UI_MODE_NIGHT_NO = 0x1,
350     /**
351      * UI night mode: value that corresponds to
352      * <a href="/guide/topics/resources/providing-resources.html#NightQualifier">night</a> resource qualifier specified.
353      */
354     ACONFIGURATION_UI_MODE_NIGHT_YES = 0x2,
355 
356     /** Screen width DPI: not specified. */
357     ACONFIGURATION_SCREEN_WIDTH_DP_ANY = 0x0000,
358 
359     /** Screen height DPI: not specified. */
360     ACONFIGURATION_SCREEN_HEIGHT_DP_ANY = 0x0000,
361 
362     /** Smallest screen width DPI: not specified.*/
363     ACONFIGURATION_SMALLEST_SCREEN_WIDTH_DP_ANY = 0x0000,
364 
365     /** Layout direction: not specified. */
366     ACONFIGURATION_LAYOUTDIR_ANY  = 0x00,
367     /**
368      * Layout direction: value that corresponds to
369      * <a href="/guide/topics/resources/providing-resources.html#LayoutDirectionQualifier">ldltr</a> resource qualifier specified.
370      */
371     ACONFIGURATION_LAYOUTDIR_LTR  = 0x01,
372     /**
373      * Layout direction: value that corresponds to
374      * <a href="/guide/topics/resources/providing-resources.html#LayoutDirectionQualifier">ldrtl</a> resource qualifier specified.
375      */
376     ACONFIGURATION_LAYOUTDIR_RTL  = 0x02,
377 
378     /**
379      * Bit mask for
380      * <a href="/guide/topics/resources/providing-resources.html#MccQualifier">mcc</a>
381      * configuration.
382      */
383     ACONFIGURATION_MCC = 0x0001,
384     /**
385      * Bit mask for
386      * <a href="/guide/topics/resources/providing-resources.html#MccQualifier">mnc</a>
387      * configuration.
388      */
389     ACONFIGURATION_MNC = 0x0002,
390     /**
391      * Bit mask for
392      * <a href="/guide/topics/resources/providing-resources.html#LocaleQualifier">locale</a>
393      * configuration.
394      */
395     ACONFIGURATION_LOCALE = 0x0004,
396     /**
397      * Bit mask for
398      * <a href="/guide/topics/resources/providing-resources.html#TouchscreenQualifier">touchscreen</a>
399      * configuration.
400      */
401     ACONFIGURATION_TOUCHSCREEN = 0x0008,
402     /**
403      * Bit mask for
404      * <a href="/guide/topics/resources/providing-resources.html#ImeQualifier">keyboard</a>
405      * configuration.
406      */
407     ACONFIGURATION_KEYBOARD = 0x0010,
408     /**
409      * Bit mask for
410      * <a href="/guide/topics/resources/providing-resources.html#KeyboardAvailQualifier">keyboardHidden</a>
411      * configuration.
412      */
413     ACONFIGURATION_KEYBOARD_HIDDEN = 0x0020,
414     /**
415      * Bit mask for
416      * <a href="/guide/topics/resources/providing-resources.html#NavigationQualifier">navigation</a>
417      * configuration.
418      */
419     ACONFIGURATION_NAVIGATION = 0x0040,
420     /**
421      * Bit mask for
422      * <a href="/guide/topics/resources/providing-resources.html#OrientationQualifier">orientation</a>
423      * configuration.
424      */
425     ACONFIGURATION_ORIENTATION = 0x0080,
426     /**
427      * Bit mask for
428      * <a href="/guide/topics/resources/providing-resources.html#DensityQualifier">density</a>
429      * configuration.
430      */
431     ACONFIGURATION_DENSITY = 0x0100,
432     /**
433      * Bit mask for
434      * <a href="/guide/topics/resources/providing-resources.html#ScreenSizeQualifier">screen size</a>
435      * configuration.
436      */
437     ACONFIGURATION_SCREEN_SIZE = 0x0200,
438     /**
439      * Bit mask for
440      * <a href="/guide/topics/resources/providing-resources.html#VersionQualifier">platform version</a>
441      * configuration.
442      */
443     ACONFIGURATION_VERSION = 0x0400,
444     /**
445      * Bit mask for screen layout configuration.
446      */
447     ACONFIGURATION_SCREEN_LAYOUT = 0x0800,
448     /**
449      * Bit mask for
450      * <a href="/guide/topics/resources/providing-resources.html#UiModeQualifier">ui mode</a>
451      * configuration.
452      */
453     ACONFIGURATION_UI_MODE = 0x1000,
454     /**
455      * Bit mask for
456      * <a href="/guide/topics/resources/providing-resources.html#SmallestScreenWidthQualifier">smallest screen width</a>
457      * configuration.
458      */
459     ACONFIGURATION_SMALLEST_SCREEN_SIZE = 0x2000,
460     /**
461      * Bit mask for
462      * <a href="/guide/topics/resources/providing-resources.html#LayoutDirectionQualifier">layout direction</a>
463      * configuration.
464      */
465     ACONFIGURATION_LAYOUTDIR = 0x4000,
466     ACONFIGURATION_SCREEN_ROUND = 0x8000,
467     /**
468      * Bit mask for
469      * <a href="/guide/topics/resources/providing-resources.html#WideColorGamutQualifier">wide color gamut</a>
470      * and <a href="/guide/topics/resources/providing-resources.html#HDRQualifier">HDR</a> configurations.
471      */
472     ACONFIGURATION_COLOR_MODE = 0x10000,
473     /**
474      * Constant used to to represent MNC (Mobile Network Code) zero.
475      * 0 cannot be used, since it is used to represent an undefined MNC.
476      */
477     ACONFIGURATION_MNC_ZERO = 0xffff,
478 };
479 
480 /**
481  * Create a new AConfiguration, initialized with no values set.
482  */
483 AConfiguration* AConfiguration_new();
484 
485 /**
486  * Free an AConfiguration that was previously created with
487  * AConfiguration_new().
488  */
489 void AConfiguration_delete(AConfiguration* config);
490 
491 /**
492  * Create and return a new AConfiguration based on the current configuration in
493  * use in the given {@link AAssetManager}.
494  */
495 void AConfiguration_fromAssetManager(AConfiguration* out, AAssetManager* am);
496 
497 /**
498  * Copy the contents of 'src' to 'dest'.
499  */
500 void AConfiguration_copy(AConfiguration* dest, AConfiguration* src);
501 
502 /**
503  * Return the current MCC set in the configuration.  0 if not set.
504  */
505 int32_t AConfiguration_getMcc(AConfiguration* config);
506 
507 /**
508  * Set the current MCC in the configuration.  0 to clear.
509  */
510 void AConfiguration_setMcc(AConfiguration* config, int32_t mcc);
511 
512 /**
513  * Return the current MNC set in the configuration.  0 if not set.
514  */
515 int32_t AConfiguration_getMnc(AConfiguration* config);
516 
517 /**
518  * Set the current MNC in the configuration.  0 to clear.
519  */
520 void AConfiguration_setMnc(AConfiguration* config, int32_t mnc);
521 
522 /**
523  * Return the current language code set in the configuration.  The output will
524  * be filled with an array of two characters.  They are not 0-terminated.  If
525  * a language is not set, they will be 0.
526  */
527 void AConfiguration_getLanguage(AConfiguration* config, char* outLanguage);
528 
529 /**
530  * Set the current language code in the configuration, from the first two
531  * characters in the string.
532  */
533 void AConfiguration_setLanguage(AConfiguration* config, const char* language);
534 
535 /**
536  * Return the current country code set in the configuration.  The output will
537  * be filled with an array of two characters.  They are not 0-terminated.  If
538  * a country is not set, they will be 0.
539  */
540 void AConfiguration_getCountry(AConfiguration* config, char* outCountry);
541 
542 /**
543  * Set the current country code in the configuration, from the first two
544  * characters in the string.
545  */
546 void AConfiguration_setCountry(AConfiguration* config, const char* country);
547 
548 /**
549  * Return the current ACONFIGURATION_ORIENTATION_* set in the configuration.
550  */
551 int32_t AConfiguration_getOrientation(AConfiguration* config);
552 
553 /**
554  * Set the current orientation in the configuration.
555  */
556 void AConfiguration_setOrientation(AConfiguration* config, int32_t orientation);
557 
558 /**
559  * Return the current ACONFIGURATION_TOUCHSCREEN_* set in the configuration.
560  */
561 int32_t AConfiguration_getTouchscreen(AConfiguration* config);
562 
563 /**
564  * Set the current touchscreen in the configuration.
565  */
566 void AConfiguration_setTouchscreen(AConfiguration* config, int32_t touchscreen);
567 
568 /**
569  * Return the current ACONFIGURATION_DENSITY_* set in the configuration.
570  */
571 int32_t AConfiguration_getDensity(AConfiguration* config);
572 
573 /**
574  * Set the current density in the configuration.
575  */
576 void AConfiguration_setDensity(AConfiguration* config, int32_t density);
577 
578 /**
579  * Return the current ACONFIGURATION_KEYBOARD_* set in the configuration.
580  */
581 int32_t AConfiguration_getKeyboard(AConfiguration* config);
582 
583 /**
584  * Set the current keyboard in the configuration.
585  */
586 void AConfiguration_setKeyboard(AConfiguration* config, int32_t keyboard);
587 
588 /**
589  * Return the current ACONFIGURATION_NAVIGATION_* set in the configuration.
590  */
591 int32_t AConfiguration_getNavigation(AConfiguration* config);
592 
593 /**
594  * Set the current navigation in the configuration.
595  */
596 void AConfiguration_setNavigation(AConfiguration* config, int32_t navigation);
597 
598 /**
599  * Return the current ACONFIGURATION_KEYSHIDDEN_* set in the configuration.
600  */
601 int32_t AConfiguration_getKeysHidden(AConfiguration* config);
602 
603 /**
604  * Set the current keys hidden in the configuration.
605  */
606 void AConfiguration_setKeysHidden(AConfiguration* config, int32_t keysHidden);
607 
608 /**
609  * Return the current ACONFIGURATION_NAVHIDDEN_* set in the configuration.
610  */
611 int32_t AConfiguration_getNavHidden(AConfiguration* config);
612 
613 /**
614  * Set the current nav hidden in the configuration.
615  */
616 void AConfiguration_setNavHidden(AConfiguration* config, int32_t navHidden);
617 
618 /**
619  * Return the current SDK (API) version set in the configuration.
620  */
621 int32_t AConfiguration_getSdkVersion(AConfiguration* config);
622 
623 /**
624  * Set the current SDK version in the configuration.
625  */
626 void AConfiguration_setSdkVersion(AConfiguration* config, int32_t sdkVersion);
627 
628 /**
629  * Return the current ACONFIGURATION_SCREENSIZE_* set in the configuration.
630  */
631 int32_t AConfiguration_getScreenSize(AConfiguration* config);
632 
633 /**
634  * Set the current screen size in the configuration.
635  */
636 void AConfiguration_setScreenSize(AConfiguration* config, int32_t screenSize);
637 
638 /**
639  * Return the current ACONFIGURATION_SCREENLONG_* set in the configuration.
640  */
641 int32_t AConfiguration_getScreenLong(AConfiguration* config);
642 
643 /**
644  * Set the current screen long in the configuration.
645  */
646 void AConfiguration_setScreenLong(AConfiguration* config, int32_t screenLong);
647 
648 /**
649  * Return the current ACONFIGURATION_SCREENROUND_* set in the configuration.
650  *
651  * Available since API level 30.
652  */
653 int32_t AConfiguration_getScreenRound(AConfiguration* config) __INTRODUCED_IN(30);
654 
655 /**
656  * Set the current screen round in the configuration.
657  */
658 void AConfiguration_setScreenRound(AConfiguration* config, int32_t screenRound);
659 
660 /**
661  * Return the current ACONFIGURATION_UI_MODE_TYPE_* set in the configuration.
662  */
663 int32_t AConfiguration_getUiModeType(AConfiguration* config);
664 
665 /**
666  * Set the current UI mode type in the configuration.
667  */
668 void AConfiguration_setUiModeType(AConfiguration* config, int32_t uiModeType);
669 
670 /**
671  * Return the current ACONFIGURATION_UI_MODE_NIGHT_* set in the configuration.
672  */
673 int32_t AConfiguration_getUiModeNight(AConfiguration* config);
674 
675 /**
676  * Set the current UI mode night in the configuration.
677  */
678 void AConfiguration_setUiModeNight(AConfiguration* config, int32_t uiModeNight);
679 
680 /**
681  * Return the current configuration screen width in dp units, or
682  * ACONFIGURATION_SCREEN_WIDTH_DP_ANY if not set.
683  */
684 int32_t AConfiguration_getScreenWidthDp(AConfiguration* config);
685 
686 /**
687  * Set the configuration's current screen width in dp units.
688  */
689 void AConfiguration_setScreenWidthDp(AConfiguration* config, int32_t value);
690 
691 /**
692  * Return the current configuration screen height in dp units, or
693  * ACONFIGURATION_SCREEN_HEIGHT_DP_ANY if not set.
694  */
695 int32_t AConfiguration_getScreenHeightDp(AConfiguration* config);
696 
697 /**
698  * Set the configuration's current screen width in dp units.
699  */
700 void AConfiguration_setScreenHeightDp(AConfiguration* config, int32_t value);
701 
702 /**
703  * Return the configuration's smallest screen width in dp units, or
704  * ACONFIGURATION_SMALLEST_SCREEN_WIDTH_DP_ANY if not set.
705  */
706 int32_t AConfiguration_getSmallestScreenWidthDp(AConfiguration* config);
707 
708 /**
709  * Set the configuration's smallest screen width in dp units.
710  */
711 void AConfiguration_setSmallestScreenWidthDp(AConfiguration* config, int32_t value);
712 
713 /**
714  * Return the configuration's layout direction, or
715  * ACONFIGURATION_LAYOUTDIR_ANY if not set.
716  *
717  * Available since API level 17.
718  */
719 int32_t AConfiguration_getLayoutDirection(AConfiguration* config) __INTRODUCED_IN(17);
720 
721 /**
722  * Set the configuration's layout direction.
723  *
724  * Available since API level 17.
725  */
726 void AConfiguration_setLayoutDirection(AConfiguration* config, int32_t value) __INTRODUCED_IN(17);
727 
728 /**
729  * Perform a diff between two configurations.  Returns a bit mask of
730  * ACONFIGURATION_* constants, each bit set meaning that configuration element
731  * is different between them.
732  */
733 int32_t AConfiguration_diff(AConfiguration* config1, AConfiguration* config2);
734 
735 /**
736  * Determine whether 'base' is a valid configuration for use within the
737  * environment 'requested'.  Returns 0 if there are any values in 'base'
738  * that conflict with 'requested'.  Returns 1 if it does not conflict.
739  */
740 int32_t AConfiguration_match(AConfiguration* base, AConfiguration* requested);
741 
742 /**
743  * Determine whether the configuration in 'test' is better than the existing
744  * configuration in 'base'.  If 'requested' is non-NULL, this decision is based
745  * on the overall configuration given there.  If it is NULL, this decision is
746  * simply based on which configuration is more specific.  Returns non-0 if
747  * 'test' is better than 'base'.
748  *
749  * This assumes you have already filtered the configurations with
750  * AConfiguration_match().
751  */
752 int32_t AConfiguration_isBetterThan(AConfiguration* base, AConfiguration* test,
753         AConfiguration* requested);
754 
755 #ifdef __cplusplus
756 };
757 #endif
758 
759 #endif // ANDROID_CONFIGURATION_H
760 
761 /** @} */
762