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| |
| |
| #include "application_p.h" |
| |
| #include <QtCore/qcoreapplication.h> |
| #include <QtDBus/qdbuspendingreply.h> |
| #include <qdebug.h> |
| |
| #ifndef QT_NO_ACCESSIBILITY |
| #include "deviceeventcontroller_adaptor.h" |
| #include "atspi/atspi-constants.h" |
| |
| //#define KEYBOARD_DEBUG |
| |
| QT_BEGIN_NAMESPACE |
| |
| /*! |
| \class QSpiApplicationAdaptor |
| \internal |
| |
| \brief QSpiApplicationAdaptor |
| |
| QSpiApplicationAdaptor |
| */ |
| |
| QSpiApplicationAdaptor::QSpiApplicationAdaptor(const QDBusConnection &connection, QObject *parent) |
| : QObject(parent), dbusConnection(connection), inCapsLock(false) |
| { |
| } |
| |
| enum QSpiKeyEventType { |
| QSPI_KEY_EVENT_PRESS, |
| QSPI_KEY_EVENT_RELEASE, |
| QSPI_KEY_EVENT_LAST_DEFINED |
| }; |
| |
| void QSpiApplicationAdaptor::sendEvents(bool active) |
| { |
| if (active) { |
| qApp->installEventFilter(this); |
| } else { |
| qApp->removeEventFilter(this); |
| } |
| } |
| |
| |
| bool QSpiApplicationAdaptor::eventFilter(QObject *target, QEvent *event) |
| { |
| if (!event->spontaneous()) |
| return false; |
| |
| switch (event->type()) { |
| case QEvent::WindowActivate: |
| emit windowActivated(target, true); |
| break; |
| case QEvent::WindowDeactivate: |
| emit windowActivated(target, false); |
| break; |
| case QEvent::KeyPress: |
| case QEvent::KeyRelease: { |
| QKeyEvent *keyEvent = static_cast <QKeyEvent *>(event); |
| QSpiDeviceEvent de; |
| |
| if (event->type() == QEvent::KeyPress) |
| de.type = QSPI_KEY_EVENT_PRESS; |
| else |
| de.type = QSPI_KEY_EVENT_RELEASE; |
| |
| de.id = keyEvent->nativeVirtualKey(); |
| de.hardwareCode = keyEvent->nativeScanCode(); |
| |
| de.timestamp = QDateTime::currentMSecsSinceEpoch(); |
| |
| if (keyEvent->key() == Qt::Key_Tab) |
| de.text = QStringLiteral("Tab"); |
| else if (keyEvent->key() == Qt::Key_Backtab) |
| de.text = QStringLiteral("Backtab"); |
| else if (keyEvent->key() == Qt::Key_Control) |
| de.text = QStringLiteral("Control_L"); |
| else if (keyEvent->key() == Qt::Key_Left) |
| de.text = (keyEvent->modifiers() & Qt::KeypadModifier) ? QStringLiteral("KP_Left") : QStringLiteral("Left"); |
| else if (keyEvent->key() == Qt::Key_Right) |
| de.text = (keyEvent->modifiers() & Qt::KeypadModifier) ? QStringLiteral("KP_Right") : QStringLiteral("Right"); |
| else if (keyEvent->key() == Qt::Key_Up) |
| de.text = (keyEvent->modifiers() & Qt::KeypadModifier) ? QStringLiteral("KP_Up") : QStringLiteral("Up"); |
| else if (keyEvent->key() == Qt::Key_Down) |
| de.text = (keyEvent->modifiers() & Qt::KeypadModifier) ? QStringLiteral("KP_Down") : QStringLiteral("Down"); |
| else if (keyEvent->key() == Qt::Key_Enter || keyEvent->key() == Qt::Key_Return) |
| de.text = QStringLiteral("Return"); |
| else if (keyEvent->key() == Qt::Key_Backspace) |
| de.text = QStringLiteral("BackSpace"); |
| else if (keyEvent->key() == Qt::Key_Delete) |
| de.text = QStringLiteral("Delete"); |
| else if (keyEvent->key() == Qt::Key_PageUp) |
| de.text = (keyEvent->modifiers() & Qt::KeypadModifier) ? QStringLiteral("KP_Page_Up") : QStringLiteral("Page_Up"); |
| else if (keyEvent->key() == Qt::Key_PageDown) |
| de.text = (keyEvent->modifiers() & Qt::KeypadModifier) ? QStringLiteral("KP_Page_Up") : QStringLiteral("Page_Down"); |
| else if (keyEvent->key() == Qt::Key_Home) |
| de.text = (keyEvent->modifiers() & Qt::KeypadModifier) ? QStringLiteral("KP_Home") : QStringLiteral("Home"); |
| else if (keyEvent->key() == Qt::Key_End) |
| de.text = (keyEvent->modifiers() & Qt::KeypadModifier) ? QStringLiteral("KP_End") : QStringLiteral("End"); |
| else if (keyEvent->key() == Qt::Key_Clear && (keyEvent->modifiers() & Qt::KeypadModifier)) |
| de.text = QStringLiteral("KP_Begin"); // Key pad 5 |
| else if (keyEvent->key() == Qt::Key_Escape) |
| de.text = QStringLiteral("Escape"); |
| else if (keyEvent->key() == Qt::Key_Space) |
| de.text = QStringLiteral("space"); |
| else if (keyEvent->key() == Qt::Key_CapsLock) { |
| de.text = QStringLiteral("Caps_Lock"); |
| if (event->type() == QEvent::KeyPress) |
| inCapsLock = true; |
| else |
| inCapsLock = false; |
| } else if (keyEvent->key() == Qt::Key_NumLock) |
| de.text = QStringLiteral("Num_Lock"); |
| else if (keyEvent->key() == Qt::Key_Insert) |
| de.text = QStringLiteral("Insert"); |
| else |
| de.text = keyEvent->text(); |
| |
| // This is a bit dubious, Gnome uses some gtk function here. |
| // Long term the spec will hopefully change to just use keycodes. |
| de.isText = !de.text.isEmpty(); |
| |
| de.modifiers = 0; |
| if (!inCapsLock && keyEvent->modifiers() & Qt::ShiftModifier) |
| de.modifiers |= 1 << ATSPI_MODIFIER_SHIFT; |
| if (inCapsLock && (keyEvent->key() != Qt::Key_CapsLock)) |
| de.modifiers |= 1 << ATSPI_MODIFIER_SHIFTLOCK; |
| if ((keyEvent->modifiers() & Qt::ControlModifier) && (keyEvent->key() != Qt::Key_Control)) |
| de.modifiers |= 1 << ATSPI_MODIFIER_CONTROL; |
| if ((keyEvent->modifiers() & Qt::AltModifier) && (keyEvent->key() != Qt::Key_Alt)) |
| de.modifiers |= 1 << ATSPI_MODIFIER_ALT; |
| if ((keyEvent->modifiers() & Qt::MetaModifier) && (keyEvent->key() != Qt::Key_Meta)) |
| de.modifiers |= 1 << ATSPI_MODIFIER_META; |
| |
| #ifdef KEYBOARD_DEBUG |
| qDebug() << "Key event text:" << event->type() << de.text |
| << "native virtual key:" << de.id |
| << "hardware code/scancode:" << de.hardwareCode |
| << "modifiers:" << de.modifiers |
| << "text:" << de.text; |
| #endif |
| |
| QDBusMessage m = QDBusMessage::createMethodCall(QStringLiteral("org.a11y.atspi.Registry"), |
| QStringLiteral("/org/a11y/atspi/registry/deviceeventcontroller"), |
| QStringLiteral("org.a11y.atspi.DeviceEventController"), QStringLiteral("NotifyListenersSync")); |
| m.setArguments(QVariantList() << QVariant::fromValue(de)); |
| |
| // FIXME: this is critical, the timeout should probably be pretty low to allow normal processing |
| int timeout = 100; |
| bool sent = dbusConnection.callWithCallback(m, this, SLOT(notifyKeyboardListenerCallback(QDBusMessage)), |
| SLOT(notifyKeyboardListenerError(QDBusError,QDBusMessage)), timeout); |
| if (sent) { |
| //queue the event and send it after callback |
| keyEvents.enqueue(QPair<QPointer<QObject>, QKeyEvent*> (QPointer<QObject>(target), copyKeyEvent(keyEvent))); |
| return true; |
| } |
| } |
| default: |
| break; |
| } |
| return false; |
| } |
| |
| QKeyEvent* QSpiApplicationAdaptor::copyKeyEvent(QKeyEvent* old) |
| { |
| return new QKeyEvent(old->type(), old->key(), old->modifiers(), |
| old->nativeScanCode(), old->nativeVirtualKey(), old->nativeModifiers(), |
| old->text(), old->isAutoRepeat(), old->count()); |
| } |
| |
| void QSpiApplicationAdaptor::notifyKeyboardListenerCallback(const QDBusMessage& message) |
| { |
| if (!keyEvents.length()) { |
| qWarning("QSpiApplication::notifyKeyboardListenerCallback with no queued key called"); |
| return; |
| } |
| Q_ASSERT(message.arguments().length() == 1); |
| if (message.arguments().at(0).toBool() == true) { |
| QPair<QPointer<QObject>, QKeyEvent*> event = keyEvents.dequeue(); |
| delete event.second; |
| } else { |
| QPair<QPointer<QObject>, QKeyEvent*> event = keyEvents.dequeue(); |
| if (event.first) |
| QCoreApplication::postEvent(event.first.data(), event.second); |
| } |
| } |
| |
| void QSpiApplicationAdaptor::notifyKeyboardListenerError(const QDBusError& error, const QDBusMessage& /*message*/) |
| { |
| qWarning() << "QSpiApplication::keyEventError " << error.name() << error.message(); |
| while (!keyEvents.isEmpty()) { |
| QPair<QPointer<QObject>, QKeyEvent*> event = keyEvents.dequeue(); |
| if (event.first) |
| QCoreApplication::postEvent(event.first.data(), event.second); |
| } |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif //QT_NO_ACCESSIBILITY |