diff options
| author | Christian Strømme <christian.stromme@digia.com> | 2014-01-08 14:06:38 +0100 |
|---|---|---|
| committer | The Qt Project <gerrit-noreply@qt-project.org> | 2014-01-16 02:38:11 +0100 |
| commit | 48db373ce3cadab3a54cd443f9136d1e5d74ca50 (patch) | |
| tree | 0ca70f21c297577eae769e210d5a85fe8f8cfbe4 /src/corelib/kernel/qjnihelpers.cpp | |
| parent | fd22e89593002a4fd155e5da1aabbaefb72433db (diff) | |
Android: Add convenience function to get the API level.
It's common to check the Android API level at runtime to determine
what functionality is available. This change provides a convenient
way to get the Android SDK version (API level) from c++.
Change-Id: I88f65ae87e0fa8ac0affefffbd1b1bba855c9f46
Reviewed-by: BogDan Vatra <bogdan@kde.org>
Diffstat (limited to 'src/corelib/kernel/qjnihelpers.cpp')
| -rw-r--r-- | src/corelib/kernel/qjnihelpers.cpp | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/corelib/kernel/qjnihelpers.cpp b/src/corelib/kernel/qjnihelpers.cpp index 9ec491f6a9..74eb6f5b27 100644 --- a/src/corelib/kernel/qjnihelpers.cpp +++ b/src/corelib/kernel/qjnihelpers.cpp @@ -46,6 +46,7 @@ QT_BEGIN_NAMESPACE static JavaVM *g_javaVM = Q_NULLPTR; static jobject g_jActivity = Q_NULLPTR; static jobject g_jClassLoader = Q_NULLPTR; +static jint g_androidSdkVersion = 0; static inline bool exceptionCheck(JNIEnv *env) { @@ -60,6 +61,19 @@ static inline bool exceptionCheck(JNIEnv *env) return false; } +static void setAndroidSdkVersion(JNIEnv *env) +{ + jclass androidVersionClass = env->FindClass("android/os/Build$VERSION"); + if (exceptionCheck(env)) + return; + + jfieldID androidSDKFieldID = env->GetStaticFieldID(androidVersionClass, "SDK_INT", "I"); + if (exceptionCheck(env)) + return; + + g_androidSdkVersion = env->GetStaticIntField(androidVersionClass, androidSDKFieldID); +} + jint QtAndroidPrivate::initJNI(JavaVM *vm, JNIEnv *env) { jclass jQtNative = env->FindClass("org/qtproject/qt5/android/QtNative"); @@ -93,6 +107,8 @@ jint QtAndroidPrivate::initJNI(JavaVM *vm, JNIEnv *env) if (exceptionCheck(env)) return JNI_ERR; + setAndroidSdkVersion(env); + g_jClassLoader = env->NewGlobalRef(classLoader); env->DeleteLocalRef(classLoader); g_jActivity = env->NewGlobalRef(activity); @@ -118,4 +134,9 @@ jobject QtAndroidPrivate::classLoader() return g_jClassLoader; } +jint QtAndroidPrivate::androidSdkVersion() +{ + return g_androidSdkVersion; +} + QT_END_NAMESPACE |