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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
// Qt-Security score:significant reason:default
#include "qdirectfbinput.h"
#include "qdirectfbconvenience.h"
#include <QThread>
#include <QDebug>
#include <qpa/qwindowsysteminterface.h>
#include <QMouseEvent>
#include <QEvent>
#include <directfb.h>
QT_BEGIN_NAMESPACE
QDirectFbInput::QDirectFbInput(IDirectFB *dfb, IDirectFBDisplayLayer *dfbLayer)
: m_dfbInterface(dfb)
, m_dfbDisplayLayer(dfbLayer)
, m_shouldStop(false)
{
DFBResult ok = m_dfbInterface->CreateEventBuffer(m_dfbInterface, m_eventBuffer.outPtr());
if (ok != DFB_OK)
DirectFBError("Failed to initialise eventbuffer", ok);
}
void QDirectFbInput::run()
{
while (!m_shouldStop) {
if (m_eventBuffer->WaitForEvent(m_eventBuffer.data()) == DFB_OK)
handleEvents();
}
}
void QDirectFbInput::stopInputEventLoop()
{
m_shouldStop = true;
m_eventBuffer->WakeUp(m_eventBuffer.data());
}
void QDirectFbInput::addWindow(IDirectFBWindow *window, QWindow *platformWindow)
{
DFBResult res;
DFBWindowID id;
res = window->GetID(window, &id);
if (res != DFB_OK) {
DirectFBError("QDirectFbInput::addWindow", res);
return;
}
m_tlwMap.insert(id, platformWindow);
window->AttachEventBuffer(window, m_eventBuffer.data());
}
void QDirectFbInput::removeWindow(IDirectFBWindow *window)
{
DFBResult res;
DFBWindowID id;
res = window->GetID(window, &id);
if (res != DFB_OK) {
DirectFBError("QDirectFbInput::removeWindow", res);
return;
}
window->DetachEventBuffer(window, m_eventBuffer.data());
m_tlwMap.remove(id);
}
void QDirectFbInput::handleEvents()
{
DFBResult hasEvent = m_eventBuffer->HasEvent(m_eventBuffer.data());
while(hasEvent == DFB_OK){
DFBEvent event;
DFBResult ok = m_eventBuffer->GetEvent(m_eventBuffer.data(), &event);
if (ok != DFB_OK)
DirectFBError("Failed to get event",ok);
if (event.clazz == DFEC_WINDOW) {
switch (event.window.type) {
case DWET_BUTTONDOWN:
case DWET_BUTTONUP:
case DWET_MOTION:
handleMouseEvents(event);
break;
case DWET_WHEEL:
handleWheelEvent(event);
break;
case DWET_KEYDOWN:
case DWET_KEYUP:
handleKeyEvents(event);
break;
case DWET_ENTER:
case DWET_LEAVE:
handleEnterLeaveEvents(event);
break;
case DWET_GOTFOCUS:
handleGotFocusEvent(event);
break;
case DWET_CLOSE:
handleCloseEvent(event);
break;
case DWET_POSITION_SIZE:
handleGeometryEvent(event);
break;
default:
break;
}
}
hasEvent = m_eventBuffer->HasEvent(m_eventBuffer.data());
}
}
void QDirectFbInput::handleMouseEvents(const DFBEvent &event)
{
QPoint p(event.window.x, event.window.y);
QPoint globalPos(event.window.cx, event.window.cy);
Qt::MouseButtons buttons = QDirectFbConvenience::mouseButtons(event.window.buttons);
QDirectFBPointer<IDirectFBDisplayLayer> layer(QDirectFbConvenience::dfbDisplayLayer());
QDirectFBPointer<IDirectFBWindow> window;
layer->GetWindow(layer.data(), event.window.window_id, window.outPtr());
long timestamp = (event.window.timestamp.tv_sec*1000) + (event.window.timestamp.tv_usec/1000);
QWindow *tlw = m_tlwMap.value(event.window.window_id);
QWindowSystemInterface::handleMouseEvent(tlw, timestamp, p, globalPos, buttons, Qt::NoButton, QEvent::None);
}
void QDirectFbInput::handleWheelEvent(const DFBEvent &event)
{
QPoint p(event.window.x, event.window.y);
QPoint globalPos(event.window.cx, event.window.cy);
long timestamp = (event.window.timestamp.tv_sec*1000) + (event.window.timestamp.tv_usec/1000);
QWindow *tlw = m_tlwMap.value(event.window.window_id);
QWindowSystemInterface::handleWheelEvent(tlw,
timestamp,
p,
globalPos,
QPoint(),
QPoint(0, event.window.step*120));
}
void QDirectFbInput::handleKeyEvents(const DFBEvent &event)
{
QEvent::Type type = QDirectFbConvenience::eventType(event.window.type);
Qt::Key key = QDirectFbConvenience::keyMap()->value(event.window.key_symbol);
Qt::KeyboardModifiers modifiers = QDirectFbConvenience::keyboardModifiers(event.window.modifiers);
long timestamp = (event.window.timestamp.tv_sec*1000) + (event.window.timestamp.tv_usec/1000);
QChar character;
if (DFB_KEY_TYPE(event.window.key_symbol) == DIKT_UNICODE)
character = QChar(event.window.key_symbol);
QWindow *tlw = m_tlwMap.value(event.window.window_id);
QWindowSystemInterface::handleKeyEvent(tlw, timestamp, type, key, modifiers, character);
}
void QDirectFbInput::handleEnterLeaveEvents(const DFBEvent &event)
{
QWindow *tlw = m_tlwMap.value(event.window.window_id);
switch (event.window.type) {
case DWET_ENTER:
QWindowSystemInterface::handleEnterEvent(tlw);
break;
case DWET_LEAVE:
QWindowSystemInterface::handleLeaveEvent(tlw);
break;
default:
break;
}
}
void QDirectFbInput::handleGotFocusEvent(const DFBEvent &event)
{
QWindow *tlw = m_tlwMap.value(event.window.window_id);
QWindowSystemInterface::handleFocusWindowChanged(tlw, Qt::ActiveWindowFocusReason);
}
void QDirectFbInput::handleCloseEvent(const DFBEvent &event)
{
QWindow *tlw = m_tlwMap.value(event.window.window_id);
QWindowSystemInterface::handleCloseEvent(tlw);
}
void QDirectFbInput::handleGeometryEvent(const DFBEvent &event)
{
QWindow *tlw = m_tlwMap.value(event.window.window_id);
QRect rect(event.window.x, event.window.y, event.window.w, event.window.h);
QWindowSystemInterface::handleGeometryChange(tlw, rect);
}
QT_END_NAMESPACE