zhengtianzuo |
2018-01-06 17:12 |
zhengtianzuo系列-QmlAndroid旋转屏幕
android的API setRequestedOrientation可以旋转屏幕
QmlAndroidOrientation::QmlAndroidOrientation(QObject *parent) : QObject(parent) { activity = androidActivity(); }
QString QmlAndroidOrientation::setOrientationPortrait() { activity.callMethod<void>("setRequestedOrientation", "(I)V", 1); if(env->ExceptionCheck()) { qDebug() << "exception occured"; env->ExceptionClear(); } return(getOrientation()); }
QString QmlAndroidOrientation::setOrientationLandscape() { activity.callMethod<void>("setRequestedOrientation", "(I)V", 0); if(env->ExceptionCheck()) { qDebug() << "exception occured"; env->ExceptionClear(); } return(getOrientation()); }
QString QmlAndroidOrientation::getOrientation() { jint orient = activity.callMethod<jint>("getRequestedOrientation"); if(env->ExceptionCheck()) { qDebug() << "exception occured"; env->ExceptionClear(); }
return ((orient == 0) ? QStringLiteral("横屏") : QStringLiteral("竖屏")); }
需要完整代码请访问 QtAndroidExamples |
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