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#include "qqmlandroidnumberpicker_p.h"
#include "qtqmlandroidfunctions_p.h"
QT_BEGIN_NAMESPACE
QQmlAndroidNumberPicker::QQmlAndroidNumberPicker(QQmlAndroidView *parent) :
QQmlAndroidLinearLayout(parent), m_value(0)
{
}
int QQmlAndroidNumberPicker::value() const
{
return m_value;
}
void QQmlAndroidNumberPicker::setValue(int value)
{
if (updateValue(value))
QtQmlAndroid::callIntMethod(instance(), "setValue", value);
}
bool QQmlAndroidNumberPicker::updateValue(int value)
{
if (m_value != value) {
m_value = value;
emit valueChanged();
return true;
}
return false;
}
QAndroidJniObject QQmlAndroidNumberPicker::onCreate()
{
return QAndroidJniObject("android/widget/NumberPicker",
"(Landroid/content/Context;)V",
ctx().object());
}
void QQmlAndroidNumberPicker::onInflate(QAndroidJniObject &instance)
{
QQmlAndroidLinearLayout::onInflate(instance);
m_listener = QAndroidJniObject("qt/android/widget/QmlNumberPickerListener",
"(Landroid/widget/NumberPicker;J)V",
instance.object(),
reinterpret_cast<jlong>(this));
static bool nativeMethodsRegistered = false;
if (!nativeMethodsRegistered) {
onRegisterNativeMethods(m_listener.object());
nativeMethodsRegistered = true;
}
instance.callMethod<void>("setValue", "(I)V", m_value);
}
void QQmlAndroidNumberPicker::onRegisterNativeMethods(jobject listener)
{
JNINativeMethod methods[] {{"onValueChange", "(JI)V", reinterpret_cast<void *>(onValueChange)}};
QAndroidJniEnvironment env;
jclass cls = env->GetObjectClass(listener);
env->RegisterNatives(cls, methods, sizeof(methods) / sizeof(methods[0]));
env->DeleteLocalRef(cls);
}
void QQmlAndroidNumberPicker::onValueChange(JNIEnv *env, jobject object, jlong instance, jint value)
{
Q_UNUSED(env);
Q_UNUSED(object);
QQmlAndroidNumberPicker *picker = reinterpret_cast<QQmlAndroidNumberPicker *>(instance);
if (picker)
QMetaObject::invokeMethod(picker, "updateValue", Qt::QueuedConnection, Q_ARG(int, value));
}
QT_END_NAMESPACE
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