1 files changed, 162 insertions, 0 deletions
diff --git a/src/compositor/compositor_api/qwaylandinputmethodcontrol.cpp b/src/compositor/compositor_api/qwaylandinputmethodcontrol.cpp
new file mode 100644
index 000000000..a82990f3d
--- /dev/null
+++ b/src/compositor/compositor_api/qwaylandinputmethodcontrol.cpp
@@ -0,0 +1,162 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtWaylandCompositor module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qwaylandinputmethodcontrol.h"
+#include "qwaylandinputmethodcontrol_p.h"
+
+#include "qwaylandcompositor.h"
+#include "qwaylandinput.h"
+#include "qwaylandsurface.h"
+#include "qwaylandview.h"
+#include "qwaylandtextinput.h"
+
+#include <QtGui/QInputMethodEvent>
+
+QWaylandInputMethodControl::QWaylandInputMethodControl(QWaylandSurface *surface)
+    : QObject(*new QWaylandInputMethodControlPrivate(surface), surface)
+{
+    connect(d_func()->compositor, &QWaylandCompositor::defaultInputDeviceChanged,
+            this, &QWaylandInputMethodControl::defaultInputDeviceChanged);
+    connect(d_func()->textInput(), &QWaylandTextInput::surfaceEnabled, this, &QWaylandInputMethodControl::surfaceEnabled);
+    connect(d_func()->textInput(), &QWaylandTextInput::surfaceDisabled, this, &QWaylandInputMethodControl::surfaceDisabled);
+#ifndef QT_NO_IM
+    connect(d_func()->textInput(), &QWaylandTextInput::updateInputMethod, this, &QWaylandInputMethodControl::updateInputMethod);
+#endif
+}
+
+QVariant QWaylandInputMethodControl::inputMethodQuery(Qt::InputMethodQuery query, QVariant argument) const
+{
+    Q_D(const QWaylandInputMethodControl);
+
+    QWaylandTextInput *textInput = d->textInput();
+
+    if (textInput && textInput->focus() == d->surface) {
+        return textInput->inputMethodQuery(query, argument);
+    }
+
+    return QVariant();
+}
+
+void QWaylandInputMethodControl::inputMethodEvent(QInputMethodEvent *event)
+{
+    Q_D(QWaylandInputMethodControl);
+
+    QWaylandTextInput *textInput = d->textInput();
+    if (textInput) {
+        textInput->sendInputMethodEvent(event);
+    } else {
+        event->ignore();
+    }
+}
+
+bool QWaylandInputMethodControl::enabled() const
+{
+    Q_D(const QWaylandInputMethodControl);
+
+    return d->enabled;
+}
+
+void QWaylandInputMethodControl::setEnabled(bool enabled)
+{
+    Q_D(QWaylandInputMethodControl);
+
+    if (d->enabled == enabled)
+        return;
+
+    d->enabled = enabled;
+    emit enabledChanged(enabled);
+#ifndef QT_NO_IM
+    emit updateInputMethod(Qt::ImQueryInput);
+#endif
+}
+
+void QWaylandInputMethodControl::surfaceEnabled(QWaylandSurface *surface)
+{
+    Q_D(QWaylandInputMethodControl);
+
+    if (surface == d->surface)
+        setEnabled(true);
+}
+
+void QWaylandInputMethodControl::surfaceDisabled(QWaylandSurface *surface)
+{
+    Q_D(QWaylandInputMethodControl);
+
+    if (surface == d->surface)
+        setEnabled(false);
+}
+
+void QWaylandInputMethodControl::setSurface(QWaylandSurface *surface)
+{
+    Q_D(QWaylandInputMethodControl);
+
+    if (d->surface == surface)
+        return;
+
+    d->surface = surface;
+
+    QWaylandTextInput *textInput = d->textInput();
+    setEnabled(textInput && textInput->isSurfaceEnabled(d->surface));
+}
+
+void QWaylandInputMethodControl::defaultInputDeviceChanged()
+{
+    Q_D(QWaylandInputMethodControl);
+
+    disconnect(d->textInput(), 0, this, 0);
+
+    d->inputDevice = d->compositor->defaultInputDevice();
+    QWaylandTextInput *textInput = d->textInput();
+
+    connect(textInput, &QWaylandTextInput::surfaceEnabled, this, &QWaylandInputMethodControl::surfaceEnabled);
+    connect(textInput, &QWaylandTextInput::surfaceDisabled, this, &QWaylandInputMethodControl::surfaceDisabled);
+
+    setEnabled(textInput && textInput->isSurfaceEnabled(d->surface));
+}
+
+QWaylandInputMethodControlPrivate::QWaylandInputMethodControlPrivate(QWaylandSurface *surface)
+    : QObjectPrivate()
+    , compositor(surface->compositor())
+    , inputDevice(compositor->defaultInputDevice())
+    , surface(surface)
+    , enabled(false)
+{
+}
+
+QWaylandTextInput *QWaylandInputMethodControlPrivate::textInput() const
+{
+    return QWaylandTextInput::findIn(inputDevice);
+}