240 lines
8.0 KiB
C++
240 lines
8.0 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the plugins of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qdirectfbinput.h"
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#include "qdirectfbconvenience.h"
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#include <QThread>
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#include <QDebug>
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#include <qpa/qwindowsysteminterface.h>
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#include <QMouseEvent>
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#include <QEvent>
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#include <directfb.h>
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QT_BEGIN_NAMESPACE
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QDirectFbInput::QDirectFbInput(IDirectFB *dfb, IDirectFBDisplayLayer *dfbLayer)
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: m_dfbInterface(dfb)
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, m_dfbDisplayLayer(dfbLayer)
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, m_shouldStop(false)
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{
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DFBResult ok = m_dfbInterface->CreateEventBuffer(m_dfbInterface, m_eventBuffer.outPtr());
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if (ok != DFB_OK)
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DirectFBError("Failed to initialise eventbuffer", ok);
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}
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void QDirectFbInput::run()
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{
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while (!m_shouldStop) {
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if (m_eventBuffer->WaitForEvent(m_eventBuffer.data()) == DFB_OK)
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handleEvents();
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}
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}
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void QDirectFbInput::stopInputEventLoop()
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{
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m_shouldStop = true;
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m_eventBuffer->WakeUp(m_eventBuffer.data());
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}
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void QDirectFbInput::addWindow(IDirectFBWindow *window, QWindow *platformWindow)
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{
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DFBResult res;
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DFBWindowID id;
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res = window->GetID(window, &id);
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if (res != DFB_OK) {
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DirectFBError("QDirectFbInput::addWindow", res);
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return;
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}
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m_tlwMap.insert(id, platformWindow);
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window->AttachEventBuffer(window, m_eventBuffer.data());
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}
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void QDirectFbInput::removeWindow(IDirectFBWindow *window)
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{
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DFBResult res;
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DFBWindowID id;
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res = window->GetID(window, &id);
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if (res != DFB_OK) {
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DirectFBError("QDirectFbInput::removeWindow", res);
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return;
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}
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window->DetachEventBuffer(window, m_eventBuffer.data());
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m_tlwMap.remove(id);
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}
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void QDirectFbInput::handleEvents()
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{
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DFBResult hasEvent = m_eventBuffer->HasEvent(m_eventBuffer.data());
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while(hasEvent == DFB_OK){
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DFBEvent event;
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DFBResult ok = m_eventBuffer->GetEvent(m_eventBuffer.data(), &event);
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if (ok != DFB_OK)
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DirectFBError("Failed to get event",ok);
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if (event.clazz == DFEC_WINDOW) {
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switch (event.window.type) {
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case DWET_BUTTONDOWN:
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case DWET_BUTTONUP:
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case DWET_MOTION:
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handleMouseEvents(event);
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break;
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case DWET_WHEEL:
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handleWheelEvent(event);
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break;
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case DWET_KEYDOWN:
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case DWET_KEYUP:
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handleKeyEvents(event);
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break;
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case DWET_ENTER:
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case DWET_LEAVE:
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handleEnterLeaveEvents(event);
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break;
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case DWET_GOTFOCUS:
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handleGotFocusEvent(event);
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break;
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case DWET_CLOSE:
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handleCloseEvent(event);
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break;
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case DWET_POSITION_SIZE:
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handleGeometryEvent(event);
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break;
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default:
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break;
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}
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}
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hasEvent = m_eventBuffer->HasEvent(m_eventBuffer.data());
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}
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}
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void QDirectFbInput::handleMouseEvents(const DFBEvent &event)
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{
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QPoint p(event.window.x, event.window.y);
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QPoint globalPos = globalPoint(event);
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Qt::MouseButtons buttons = QDirectFbConvenience::mouseButtons(event.window.buttons);
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QDirectFBPointer<IDirectFBDisplayLayer> layer(QDirectFbConvenience::dfbDisplayLayer());
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QDirectFBPointer<IDirectFBWindow> window;
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layer->GetWindow(layer.data(), event.window.window_id, window.outPtr());
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long timestamp = (event.window.timestamp.tv_sec*1000) + (event.window.timestamp.tv_usec/1000);
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QWindow *tlw = m_tlwMap.value(event.window.window_id);
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QWindowSystemInterface::handleMouseEvent(tlw, timestamp, p, globalPos, buttons);
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}
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void QDirectFbInput::handleWheelEvent(const DFBEvent &event)
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{
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QPoint p(event.window.cx, event.window.cy);
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QPoint globalPos = globalPoint(event);
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long timestamp = (event.window.timestamp.tv_sec*1000) + (event.window.timestamp.tv_usec/1000);
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QWindow *tlw = m_tlwMap.value(event.window.window_id);
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QWindowSystemInterface::handleWheelEvent(tlw, timestamp, p, globalPos,
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event.window.step*120,
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Qt::Vertical);
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}
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void QDirectFbInput::handleKeyEvents(const DFBEvent &event)
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{
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QEvent::Type type = QDirectFbConvenience::eventType(event.window.type);
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Qt::Key key = QDirectFbConvenience::keyMap()->value(event.window.key_symbol);
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Qt::KeyboardModifiers modifiers = QDirectFbConvenience::keyboardModifiers(event.window.modifiers);
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long timestamp = (event.window.timestamp.tv_sec*1000) + (event.window.timestamp.tv_usec/1000);
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QChar character;
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if (DFB_KEY_TYPE(event.window.key_symbol) == DIKT_UNICODE)
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character = QChar(event.window.key_symbol);
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QWindow *tlw = m_tlwMap.value(event.window.window_id);
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QWindowSystemInterface::handleKeyEvent(tlw, timestamp, type, key, modifiers, character);
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}
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void QDirectFbInput::handleEnterLeaveEvents(const DFBEvent &event)
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{
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QWindow *tlw = m_tlwMap.value(event.window.window_id);
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switch (event.window.type) {
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case DWET_ENTER:
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QWindowSystemInterface::handleEnterEvent(tlw);
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break;
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case DWET_LEAVE:
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QWindowSystemInterface::handleLeaveEvent(tlw);
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break;
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default:
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break;
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}
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}
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void QDirectFbInput::handleGotFocusEvent(const DFBEvent &event)
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{
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QWindow *tlw = m_tlwMap.value(event.window.window_id);
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QWindowSystemInterface::handleWindowActivated(tlw);
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}
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void QDirectFbInput::handleCloseEvent(const DFBEvent &event)
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{
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QWindow *tlw = m_tlwMap.value(event.window.window_id);
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QWindowSystemInterface::handleCloseEvent(tlw);
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}
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void QDirectFbInput::handleGeometryEvent(const DFBEvent &event)
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{
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QWindow *tlw = m_tlwMap.value(event.window.window_id);
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QRect rect(event.window.x, event.window.y, event.window.w, event.window.h);
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QWindowSystemInterface::handleGeometryChange(tlw, rect);
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}
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inline QPoint QDirectFbInput::globalPoint(const DFBEvent &event) const
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{
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QDirectFBPointer<IDirectFBWindow> window;
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m_dfbDisplayLayer->GetWindow(m_dfbDisplayLayer, event.window.window_id, window.outPtr());
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int x,y;
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window->GetPosition(window.data(), &x, &y);
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return QPoint(event.window.cx +x, event.window.cy + y);
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}
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QT_END_NAMESPACE
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