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#include "qqmlandroidadapterview_p.h"
#include "qqmlandroidbaseadapter_p.h"
#include "qtqmlandroidfunctions_p.h"
QT_BEGIN_NAMESPACE
QQmlAndroidAdapterView::QQmlAndroidAdapterView(QQmlAndroidView *parent) :
QQmlAndroidViewGroup(parent), m_adapter(0)
{
}
QQmlAndroidBaseAdapter *QQmlAndroidAdapterView::adapter() const
{
return m_adapter;
}
void QQmlAndroidAdapterView::setAdapter(QQmlAndroidBaseAdapter *adapter)
{
if (m_adapter != adapter) {
if (m_adapter) {
m_adapter->setContext(0);
disconnect(m_adapter, &QQmlAndroidObject::instanceChanged, this, &QQmlAndroidAdapterView::updateAdapter);
m_adapter->destruct();
}
m_adapter = adapter;
if (m_adapter) {
m_adapter->setContext(context());
connect(m_adapter, &QQmlAndroidObject::instanceChanged, this, &QQmlAndroidAdapterView::updateAdapter);
if (isValid())
m_adapter->construct();
}
emit adapterChanged();
}
}
void QQmlAndroidAdapterView::setSelection(int position)
{
QtQmlAndroid::callIntMethod(instance(), "setSelection", position);
}
QAndroidJniObject QQmlAndroidAdapterView::onCreate()
{
return QAndroidJniObject("android/widget/AdapterView",
"(Landroid/content/Context;)V",
ctx().object());
}
void QQmlAndroidAdapterView::onInflate(QAndroidJniObject &instance)
{
m_listener = QAndroidJniObject("qt/android/widget/QmlAdapterViewListener",
"(Landroid/widget/AdapterView;J)V",
instance.object(),
reinterpret_cast<jlong>(this));
QQmlAndroidViewGroup::onInflate(instance);
static bool nativeMethodsRegistered = false;
if (!nativeMethodsRegistered) {
onRegisterNativeMethods(m_listener.object());
nativeMethodsRegistered = true;
}
}
void QQmlAndroidAdapterView::onRegisterNativeMethods(jobject listener)
{
JNINativeMethod methods[] {{"onItemClick", "(JI)V", reinterpret_cast<void *>(onItemClick)}};
QAndroidJniEnvironment env;
jclass cls = env->GetObjectClass(listener);
env->RegisterNatives(cls, methods, sizeof(methods) / sizeof(methods[0]));
env->DeleteLocalRef(cls);
}
void QQmlAndroidAdapterView::onItemClick(JNIEnv *env, jobject object, jlong instance, jint position)
{
Q_UNUSED(env);
Q_UNUSED(object);
QQmlAndroidAdapterView *view = reinterpret_cast<QQmlAndroidAdapterView *>(instance);
if (view)
QMetaObject::invokeMethod(view, "click", Qt::QueuedConnection, Q_ARG(int, position));
}
void QQmlAndroidAdapterView::objectChange(ObjectChange change)
{
QQmlAndroidViewGroup::objectChange(change);
if (change == InstanceChange)
updateAdapter();
}
void QQmlAndroidAdapterView::updateAdapter()
{
if (!isValid())
return;
QAndroidJniObject adapter;
if (m_adapter)
adapter = m_adapter->instance();
QAndroidJniObject view = instance();
QtQmlAndroid::callFunction([=]() {
view.callMethod<void>("setAdapter", "(Landroid/widget/Adapter;)V", adapter.object());
});
}
QT_END_NAMESPACE
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