Check Android API level

We check the API level before using constants that use API levels that
your device doesn't support.
This commit is contained in:
Tiaan Louw 2015-03-31 23:27:59 +02:00 committed by Lukas Dürrenberger
parent 46a625dde5
commit d2adccfe2e

View File

@ -53,6 +53,27 @@ namespace sf
{
namespace priv
{
////////////////////////////////////////////////////////////
int getAndroidApiLevel(ANativeActivity* activity)
{
JNIEnv* lJNIEnv = activity->env;
jclass versionClass = lJNIEnv->FindClass("android/os/Build$VERSION");
if (versionClass == NULL)
return 0;
jfieldID sdkIntFieldID = lJNIEnv->GetStaticFieldID(versionClass, "SDK_INT", "I");
if (sdkIntFieldID == NULL)
return 0;
jint sdkInt = 0;
sdkInt = lJNIEnv->GetStaticIntField(versionClass, sdkIntFieldID);
return sdkInt;
}
////////////////////////////////////////////////////////////
ActivityStates* retrieveStates(ANativeActivity* activity)
{
@ -117,6 +138,9 @@ void* main(ActivityStates* states)
////////////////////////////////////////////////////////////
void goToFullscreenMode(ANativeActivity* activity)
{
// Get the current Android API level.
int apiLevel = sf::priv::getAndroidApiLevel(activity);
// Hide the status bar
ANativeActivity_setWindowFlags(activity, AWINDOW_FLAG_FULLSCREEN,
AWINDOW_FLAG_FULLSCREEN);
@ -137,17 +161,35 @@ void goToFullscreenMode(ANativeActivity* activity)
jclass classView = lJNIEnv->FindClass("android/view/View");
// Default flags
jint flags = 0;
// API Level 14
if (apiLevel >= 14)
{
jfieldID FieldSYSTEM_UI_FLAG_LOW_PROFILE = lJNIEnv->GetStaticFieldID(classView, "SYSTEM_UI_FLAG_LOW_PROFILE", "I");
jint SYSTEM_UI_FLAG_LOW_PROFILE = lJNIEnv->GetStaticIntField(classView, FieldSYSTEM_UI_FLAG_LOW_PROFILE);
flags |= SYSTEM_UI_FLAG_LOW_PROFILE;
}
// API Level 16
if (apiLevel >= 16)
{
jfieldID FieldSYSTEM_UI_FLAG_FULLSCREEN = lJNIEnv->GetStaticFieldID(classView, "SYSTEM_UI_FLAG_FULLSCREEN", "I");
jint SYSTEM_UI_FLAG_FULLSCREEN = lJNIEnv->GetStaticIntField(classView, FieldSYSTEM_UI_FLAG_FULLSCREEN);
flags |= SYSTEM_UI_FLAG_FULLSCREEN;
}
//jfieldID FieldSYSTEM_UI_FLAG_IMMERSIVE_STICKY = lJNIEnv->GetStaticFieldID(classView, "SYSTEM_UI_FLAG_IMMERSIVE_STICKY", "I");
//jint SYSTEM_UI_FLAG_IMMERSIVE_STICKY = lJNIEnv->GetStaticIntField(classView, FieldSYSTEM_UI_FLAG_IMMERSIVE_STICKY);
// API Level 19
if (apiLevel >= 19)
{
jfieldID FieldSYSTEM_UI_FLAG_IMMERSIVE_STICKY = lJNIEnv->GetStaticFieldID(classView, "SYSTEM_UI_FLAG_IMMERSIVE_STICKY", "I");
jint SYSTEM_UI_FLAG_IMMERSIVE_STICKY = lJNIEnv->GetStaticIntField(classView, FieldSYSTEM_UI_FLAG_IMMERSIVE_STICKY);
flags |= SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
}
jmethodID methodsetSystemUiVisibility = lJNIEnv->GetMethodID(classView, "setSystemUiVisibility", "(I)V");
lJNIEnv->CallVoidMethod(objectDecorView, methodsetSystemUiVisibility, SYSTEM_UI_FLAG_LOW_PROFILE | SYSTEM_UI_FLAG_FULLSCREEN | 0x00001000);
lJNIEnv->CallVoidMethod(objectDecorView, methodsetSystemUiVisibility, flags);
}
////////////////////////////////////////////////////////////