diff --git a/virtualkeyboard.cpp b/virtualkeyboard.cpp index 36410700e..ec8251b64 100644 --- a/virtualkeyboard.cpp +++ b/virtualkeyboard.cpp @@ -1,444 +1,445 @@ /******************************************************************** KWin - the KDE window manager This file is part of the KDE project. Copyright (C) 2016 Martin Gräßlin This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . *********************************************************************/ #include "virtualkeyboard.h" #include "input.h" #include "utils.h" #include "screens.h" #include "wayland_server.h" #include "workspace.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include // xkbcommon #include using namespace KWayland::Server; namespace KWin { KWIN_SINGLETON_FACTORY(VirtualKeyboard) VirtualKeyboard::VirtualKeyboard(QObject *parent) : QObject(parent) { // this is actually too late. Other processes are started before init, // so might miss the availability of text input // but without Workspace we don't have the window listed at all connect(kwinApp(), &Application::workspaceCreated, this, &VirtualKeyboard::init); } VirtualKeyboard::~VirtualKeyboard() = default; void VirtualKeyboard::init() { // TODO: need a shared Qml engine m_inputWindow.reset(new QQuickView(nullptr)); m_inputWindow->setFlags(Qt::FramelessWindowHint); m_inputWindow->setGeometry(screens()->geometry(screens()->current())); m_inputWindow->setResizeMode(QQuickView::SizeRootObjectToView); m_inputWindow->setSource(QUrl::fromLocalFile(QStandardPaths::locate(QStandardPaths::GenericDataLocation, QStringLiteral(KWIN_NAME "/virtualkeyboard/main.qml")))); if (m_inputWindow->status() != QQuickView::Status::Ready) { // try enterprise m_inputWindow->setSource(QUrl::fromLocalFile(QStandardPaths::locate(QStandardPaths::GenericDataLocation, QStringLiteral(KWIN_NAME "/virtualkeyboard/main-enterprise.qml")))); if (m_inputWindow->status() != QQuickView::Status::Ready) { m_inputWindow.reset(); return; } } m_inputWindow->setProperty("__kwin_input_method", true); if (waylandServer()) { m_enabled = !input()->hasAlphaNumericKeyboard(); connect(input(), &InputRedirection::hasAlphaNumericKeyboardChanged, this, [this] (bool set) { setEnabled(!set); } ); } m_sni = new KStatusNotifierItem(QStringLiteral("kwin-virtual-keyboard"), this); + m_sni->setStandardActionsEnabled(false); m_sni->setCategory(KStatusNotifierItem::Hardware); m_sni->setStatus(KStatusNotifierItem::Passive); m_sni->setTitle(i18n("Virtual Keyboard")); updateSni(); connect(m_sni, &KStatusNotifierItem::activateRequested, this, [this] { setEnabled(!m_enabled); } ); if (waylandServer()) { // we can announce support for the text input interface auto t = waylandServer()->display()->createTextInputManager(TextInputInterfaceVersion::UnstableV0, waylandServer()->display()); t->create(); auto t2 = waylandServer()->display()->createTextInputManager(TextInputInterfaceVersion::UnstableV2, waylandServer()->display()); t2->create(); connect(waylandServer()->seat(), &SeatInterface::focusedTextInputChanged, this, [this] { disconnect(m_waylandShowConnection); disconnect(m_waylandHideConnection); disconnect(m_waylandHintsConnection); disconnect(m_waylandSurroundingTextConnection); disconnect(m_waylandResetConnection); disconnect(m_waylandEnabledConnection); qApp->inputMethod()->reset(); if (auto t = waylandServer()->seat()->focusedTextInput()) { m_waylandShowConnection = connect(t, &TextInputInterface::requestShowInputPanel, this, &VirtualKeyboard::show); m_waylandHideConnection = connect(t, &TextInputInterface::requestHideInputPanel, this, &VirtualKeyboard::hide); m_waylandSurroundingTextConnection = connect(t, &TextInputInterface::surroundingTextChanged, this, [] { qApp->inputMethod()->update(Qt::ImSurroundingText | Qt::ImCursorPosition | Qt::ImAnchorPosition); } ); m_waylandHintsConnection = connect(t, &TextInputInterface::contentTypeChanged, this, [] { qApp->inputMethod()->update(Qt::ImHints); } ); m_waylandResetConnection = connect(t, &TextInputInterface::requestReset, qApp->inputMethod(), &QInputMethod::reset); m_waylandEnabledConnection = connect(t, &TextInputInterface::enabledChanged, this, [] { qApp->inputMethod()->update(Qt::ImQueryAll); } ); // TODO: calculate overlap t->setInputPanelState(m_inputWindow->isVisible(), QRect(0, 0, 0, 0)); } else { m_waylandShowConnection = QMetaObject::Connection(); m_waylandHideConnection = QMetaObject::Connection(); m_waylandHintsConnection = QMetaObject::Connection(); m_waylandSurroundingTextConnection = QMetaObject::Connection(); m_waylandResetConnection = QMetaObject::Connection(); m_waylandEnabledConnection = QMetaObject::Connection(); } qApp->inputMethod()->update(Qt::ImQueryAll); } ); } m_inputWindow->installEventFilter(this); connect(Workspace::self(), &Workspace::destroyed, this, [this] { m_inputWindow.reset(); } ); m_inputWindow->setColor(Qt::transparent); m_inputWindow->setMask(m_inputWindow->rootObject()->childrenRect().toRect()); connect(m_inputWindow->rootObject(), &QQuickItem::childrenRectChanged, m_inputWindow.data(), [this] { if (!m_inputWindow) { return; } m_inputWindow->setMask(m_inputWindow->rootObject()->childrenRect().toRect()); } ); connect(qApp->inputMethod(), &QInputMethod::visibleChanged, m_inputWindow.data(), [this] { m_inputWindow->setVisible(qApp->inputMethod()->isVisible()); if (qApp->inputMethod()->isVisible()) { m_inputWindow->setMask(m_inputWindow->rootObject()->childrenRect().toRect()); } if (waylandServer()) { if (auto t = waylandServer()->seat()->focusedTextInput()) { // TODO: calculate overlap t->setInputPanelState(m_inputWindow->isVisible(), QRect(0, 0, 0, 0)); } } } ); } void VirtualKeyboard::setEnabled(bool enabled) { if (m_enabled == enabled) { return; } m_enabled = enabled; qApp->inputMethod()->update(Qt::ImQueryAll); updateSni(); // send OSD message QDBusMessage msg = QDBusMessage::createMethodCall( QStringLiteral("org.kde.plasmashell"), QStringLiteral("/org/kde/osdService"), QStringLiteral("org.kde.osdService"), QStringLiteral("virtualKeyboardEnabledChanged") ); msg.setArguments({enabled}); QDBusConnection::sessionBus().asyncCall(msg); } void VirtualKeyboard::updateSni() { if (!m_sni) { return; } if (m_enabled) { m_sni->setIconByName(QStringLiteral("input-keyboard-virtual-on")); m_sni->setToolTipTitle(i18n("Virtual Keyboard is enabled.")); } else { m_sni->setIconByName(QStringLiteral("input-keyboard-virtual-off")); m_sni->setToolTipTitle(i18n("Virtual Keyboard is disabled.")); } } void VirtualKeyboard::show() { if (m_inputWindow.isNull() || !m_enabled) { return; } m_inputWindow->setGeometry(screens()->geometry(screens()->current())); qApp->inputMethod()->show(); } void VirtualKeyboard::hide() { if (m_inputWindow.isNull()) { return; } qApp->inputMethod()->hide(); } bool VirtualKeyboard::event(QEvent *e) { if (e->type() == QEvent::InputMethod) { QInputMethodEvent *event = static_cast(e); if (m_enabled && waylandServer()) { bool isPreedit = false; for (auto attribute : event->attributes()) { switch (attribute.type) { case QInputMethodEvent::TextFormat: case QInputMethodEvent::Cursor: case QInputMethodEvent::Language: case QInputMethodEvent::Ruby: isPreedit = true; break; default: break; } } TextInputInterface *ti = waylandServer()->seat()->focusedTextInput(); if (ti && ti->isEnabled()) { if (!isPreedit && event->preeditString().isEmpty() && !event->commitString().isEmpty()) { ti->commit(event->commitString().toUtf8()); } else { ti->preEdit(event->preeditString().toUtf8(), event->commitString().toUtf8()); } } } } if (e->type() == QEvent::InputMethodQuery) { auto event = static_cast(e); TextInputInterface *ti = nullptr; if (waylandServer() && m_enabled) { ti = waylandServer()->seat()->focusedTextInput(); } if (event->queries().testFlag(Qt::ImEnabled)) { event->setValue(Qt::ImEnabled, QVariant(ti != nullptr && ti->isEnabled())); } if (event->queries().testFlag(Qt::ImCursorRectangle)) { // not used by virtual keyboard } if (event->queries().testFlag(Qt::ImFont)) { // not used by virtual keyboard } if (event->queries().testFlag(Qt::ImCursorPosition)) { // the virtual keyboard doesn't send us the cursor position in the preedit // this would break text input, thus we ignore it // see https://bugreports.qt.io/browse/QTBUG-53517 #if 0 event->setValue(Qt::ImCursorPosition, QString::fromUtf8(ti->surroundingText().left(ti->surroundingTextCursorPosition())).size()); #else event->setValue(Qt::ImCursorPosition, 0); #endif } if (event->queries().testFlag(Qt::ImSurroundingText)) { // the virtual keyboard doesn't send us the cursor position in the preedit // this would break text input, thus we ignore it // see https://bugreports.qt.io/browse/QTBUG-53517 #if 0 event->setValue(Qt::ImSurroundingText, QString::fromUtf8(ti->surroundingText())); #else event->setValue(Qt::ImSurroundingText, QString()); #endif } if (event->queries().testFlag(Qt::ImCurrentSelection)) { // TODO: should be text between cursor and anchor, but might be dangerous } if (event->queries().testFlag(Qt::ImMaximumTextLength)) { // not used by virtual keyboard } if (event->queries().testFlag(Qt::ImAnchorPosition)) { // not used by virtual keyboard } if (event->queries().testFlag(Qt::ImHints)) { if (ti && ti->isEnabled()) { Qt::InputMethodHints hints; const auto contentHints = ti->contentHints(); if (!contentHints.testFlag(TextInputInterface::ContentHint::AutoCompletion)) { hints |= Qt::ImhNoPredictiveText; } if (contentHints.testFlag(TextInputInterface::ContentHint::AutoCorrection)) { // no mapping in Qt } if (!contentHints.testFlag(TextInputInterface::ContentHint::AutoCapitalization)) { hints |= Qt::ImhNoAutoUppercase; } if (contentHints.testFlag(TextInputInterface::ContentHint::LowerCase)) { hints |= Qt::ImhPreferLowercase; } if (contentHints.testFlag(TextInputInterface::ContentHint::UpperCase)) { hints |= Qt::ImhPreferUppercase; } if (contentHints.testFlag(TextInputInterface::ContentHint::TitleCase)) { // no mapping in Qt } if (contentHints.testFlag(TextInputInterface::ContentHint::HiddenText)) { hints |= Qt::ImhHiddenText; } if (contentHints.testFlag(TextInputInterface::ContentHint::SensitiveData)) { hints |= Qt::ImhSensitiveData; } if (contentHints.testFlag(TextInputInterface::ContentHint::Latin)) { hints |= Qt::ImhPreferLatin; } if (contentHints.testFlag(TextInputInterface::ContentHint::MultiLine)) { hints |= Qt::ImhMultiLine; } switch (ti->contentPurpose()) { case TextInputInterface::ContentPurpose::Digits: hints |= Qt::ImhDigitsOnly; break; case TextInputInterface::ContentPurpose::Number: hints |= Qt::ImhFormattedNumbersOnly; break; case TextInputInterface::ContentPurpose::Phone: hints |= Qt::ImhDialableCharactersOnly; break; case TextInputInterface::ContentPurpose::Url: hints |= Qt::ImhUrlCharactersOnly; break; case TextInputInterface::ContentPurpose::Email: hints |= Qt::ImhEmailCharactersOnly; break; case TextInputInterface::ContentPurpose::Date: hints |= Qt::ImhDate; break; case TextInputInterface::ContentPurpose::Time: hints |= Qt::ImhTime; break; case TextInputInterface::ContentPurpose::DateTime: hints |= Qt::ImhDate; hints |= Qt::ImhTime; break; case TextInputInterface::ContentPurpose::Name: // no mapping in Qt case TextInputInterface::ContentPurpose::Password: // no mapping in Qt case TextInputInterface::ContentPurpose::Terminal: // no mapping in Qt case TextInputInterface::ContentPurpose::Normal: // that's the default case TextInputInterface::ContentPurpose::Alpha: // no mapping in Qt break; } event->setValue(Qt::ImHints, QVariant(int(hints))); } else { event->setValue(Qt::ImHints, Qt::ImhNone); } } if (event->queries().testFlag(Qt::ImPreferredLanguage)) { // not used by virtual keyboard } if (event->queries().testFlag(Qt::ImPlatformData)) { // not used by virtual keyboard } if (event->queries().testFlag(Qt::ImAbsolutePosition)) { // not used by virtual keyboard } if (event->queries().testFlag(Qt::ImTextBeforeCursor)) { // not used by virtual keyboard } if (event->queries().testFlag(Qt::ImTextAfterCursor)) { // not used by virtual keyboard } event->accept(); return true; } return QObject::event(e); } bool VirtualKeyboard::eventFilter(QObject *o, QEvent *e) { if (o != m_inputWindow.data() || !m_inputWindow->isVisible()) { return false; } if (e->type() == QEvent::KeyPress || e->type() == QEvent::KeyRelease) { QKeyEvent *event = static_cast(e); if (event->nativeScanCode() == 0) { // this is a key composed by the virtual keyboard - we need to send it to the client // TODO: proper xkb support in KWindowSystem needed int sym = xkb_keysym_from_name(event->text().toUtf8().constData(), XKB_KEYSYM_NO_FLAGS); if (sym == XKB_KEY_NoSymbol) { // mapping from text failed, try mapping through KKeyServer KKeyServer::keyQtToSymX(event->key(), &sym); } if (sym != 0) { if (waylandServer()) { auto t = waylandServer()->seat()->focusedTextInput(); if (t && t->isEnabled()) { if (e->type() == QEvent::KeyPress) { t->keysymPressed(sym); } else if (e->type() == QEvent::KeyRelease) { t->keysymReleased(sym); } } } } return true; } } return false; } QWindow *VirtualKeyboard::inputPanel() const { return m_inputWindow.data(); } }