string_android.h 2.9 KB

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  1. /*************************************************************************/
  2. /* string_android.h */
  3. /*************************************************************************/
  4. /* This file is part of: */
  5. /* GODOT ENGINE */
  6. /* https://godotengine.org */
  7. /*************************************************************************/
  8. /* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
  9. /* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
  10. /* */
  11. /* Permission is hereby granted, free of charge, to any person obtaining */
  12. /* a copy of this software and associated documentation files (the */
  13. /* "Software"), to deal in the Software without restriction, including */
  14. /* without limitation the rights to use, copy, modify, merge, publish, */
  15. /* distribute, sublicense, and/or sell copies of the Software, and to */
  16. /* permit persons to whom the Software is furnished to do so, subject to */
  17. /* the following conditions: */
  18. /* */
  19. /* The above copyright notice and this permission notice shall be */
  20. /* included in all copies or substantial portions of the Software. */
  21. /* */
  22. /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
  23. /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
  24. /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
  25. /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
  26. /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
  27. /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
  28. /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
  29. /*************************************************************************/
  30. #ifndef STRING_ANDROID_H
  31. #define STRING_ANDROID_H
  32. #include "core/ustring.h"
  33. #include "thread_jandroid.h"
  34. #include <jni.h>
  35. /**
  36. * Converts JNI jstring to Godot String.
  37. * @param source Source JNI string. If null an empty string is returned.
  38. * @param env JNI environment instance. If null obtained by ThreadAndroid::get_env().
  39. * @return Godot string instance.
  40. */
  41. static inline String jstring_to_string(jstring source, JNIEnv *env = NULL) {
  42. String result;
  43. if (source) {
  44. if (!env) {
  45. env = ThreadAndroid::get_env();
  46. }
  47. const char *const source_utf8 = env->GetStringUTFChars(source, NULL);
  48. if (source_utf8) {
  49. result.parse_utf8(source_utf8);
  50. env->ReleaseStringUTFChars(source, source_utf8);
  51. }
  52. }
  53. return result;
  54. }
  55. #endif // STRING_ANDROID_H