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// Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "keyboardhandler_p.h"
#include <Qt3DInput/qkeyboarddevice.h>
#include <Qt3DInput/qkeyboardhandler.h>
#include <QtCore/QVariant>
#include <Qt3DInput/private/inputhandler_p.h>
#include <Qt3DInput/private/inputmanagers_p.h>
#include <Qt3DInput/private/qkeyboardhandler_p.h>
QT_BEGIN_NAMESPACE
using namespace Qt3DCore;
namespace Qt3DInput {
namespace Input {
KeyboardHandler::KeyboardHandler()
: BackendNode(QBackendNode::ReadWrite)
, m_inputHandler(nullptr)
, m_focus(false)
{
}
Qt3DCore::QNodeId KeyboardHandler::keyboardDevice() const
{
return m_keyboardDevice;
}
void KeyboardHandler::setInputHandler(InputHandler *handler)
{
m_inputHandler = handler;
}
// Called by the KeyboadDevice when the focus for the KeyboardHandler has changed
// Sends a change notification so that the frontend can update itself
void KeyboardHandler::setFocus(bool focus)
{
if (focus != m_focus)
m_focus = focus;
}
void KeyboardHandler::syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime)
{
BackendNode::syncFromFrontEnd(frontEnd, firstTime);
const Qt3DInput::QKeyboardHandler *node = qobject_cast<const Qt3DInput::QKeyboardHandler *>(frontEnd);
if (!node)
return;
if (firstTime)
m_focus = false;
bool focusRequest = false;
auto id = Qt3DCore::qIdForNode(node->sourceDevice());
if (m_keyboardDevice != id) {
setSourcerDevice(id);
focusRequest = m_focus;
}
if (m_focus != node->focus())
focusRequest = node->focus();
if (focusRequest)
requestFocus();
}
void KeyboardHandler::requestFocus()
{
KeyboardDevice *keyboardDevice = m_inputHandler->keyboardDeviceManager()->lookupResource(m_keyboardDevice);
if (keyboardDevice && isEnabled())
keyboardDevice->requestFocusForInput(peerId());
}
void KeyboardHandler::setSourcerDevice(QNodeId device)
{
m_keyboardDevice = device;
}
KeyboardHandlerFunctor::KeyboardHandlerFunctor(InputHandler *handler)
: m_handler(handler)
{
}
Qt3DCore::QBackendNode *KeyboardHandlerFunctor::create(Qt3DCore::QNodeId id) const
{
KeyboardHandler *input = m_handler->keyboardInputManager()->getOrCreateResource(id);
input->setInputHandler(m_handler);
return input;
}
QBackendNode *KeyboardHandlerFunctor::get(QNodeId id) const
{
return m_handler->keyboardInputManager()->lookupResource(id);
}
void KeyboardHandlerFunctor::destroy(QNodeId id) const
{
m_handler->keyboardInputManager()->releaseResource(id);
}
} // namespace Input
} // namespace Qt3DInput
QT_END_NAMESPACE
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