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**
** Copyright (C) 2020 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWaylandCompositor module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL$
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** Alternatively, this file may be used under the terms of the GNU
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** the Free Software Foundation and appearing in the file LICENSE.GPL3
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#include "qwaylandqttextinputmethodmanager.h"
#include "qwaylandqttextinputmethodmanager_p.h"

#include <QtWaylandCompositor/QWaylandCompositor>
#include <QtWaylandCompositor/QWaylandSeat>

#include "qwaylandqttextinputmethod.h"

QT_BEGIN_NAMESPACE

QWaylandQtTextInputMethodManagerPrivate::QWaylandQtTextInputMethodManagerPrivate()
{
}

void QWaylandQtTextInputMethodManagerPrivate::text_input_method_manager_v1_get_text_input_method(Resource *resource, uint32_t id, struct ::wl_resource *seatResource)
{
    Q_Q(QWaylandQtTextInputMethodManager);
    QWaylandCompositor *compositor = static_cast<QWaylandCompositor *>(q->extensionContainer());
    QWaylandSeat *seat = QWaylandSeat::fromSeatResource(seatResource);
    QWaylandQtTextInputMethod *textInput = QWaylandQtTextInputMethod::findIn(seat);
    if (textInput == nullptr)
        textInput = new QWaylandQtTextInputMethod(seat, compositor);
    textInput->add(resource->client(), id, wl_resource_get_version(resource->handle));
    if (!textInput->isInitialized())
        textInput->initialize();
}

/*!
  \qmltype QtTextInputMethodManager
  \instantiates QWaylandQtTextInputMethodManager
  \inqmlmodule QtWayland.Compositor
  \since 6.0
  \brief Provides access to input methods in the compositor.

  The \c QtTextInputMethodManager corresponds to the \c qt-text-input-method-manager interface
  in the \c qt-text-input-method-unstable-v1 extension protocol. It is specifically designed
  to be used with a Qt-based input method, such as Qt Virtual Keyboard.

  To use it, simply instanitate a \c QtTextInputMethodManager object inside the \l WaylandCompositor.
*/

/*!
   \class QWaylandQtTextInputMethodManager
   \inmodule QtWaylandCompositor
   \since 6.0
   \brief Provides access to input methods in the compositor.

   The \c QWaylandQtTextInputMethodManager class corresponds to the \c qt-text-input-method-manager interface
   in the \c qt-text-input-method-unstable-v1 extension protocol. It is specifically designed
   to be used with a Qt-based input method, such as Qt Virtual Keyboard.

   To use it, simply instanitate a \c QtTextInputMethodManager object as a child of the \l QWaylandCompositor.
*/

QWaylandQtTextInputMethodManager::QWaylandQtTextInputMethodManager()
    : QWaylandCompositorExtensionTemplate<QWaylandQtTextInputMethodManager>(*new QWaylandQtTextInputMethodManagerPrivate)
{
}

QWaylandQtTextInputMethodManager::QWaylandQtTextInputMethodManager(QWaylandCompositor *compositor)
    : QWaylandCompositorExtensionTemplate<QWaylandQtTextInputMethodManager>(compositor, *new QWaylandQtTextInputMethodManagerPrivate)
{
}

void QWaylandQtTextInputMethodManager::initialize()
{
    Q_D(QWaylandQtTextInputMethodManager);

    QWaylandCompositorExtensionTemplate::initialize();
    QWaylandCompositor *compositor = static_cast<QWaylandCompositor *>(extensionContainer());
    if (compositor == nullptr) {
        qWarning() << "Failed to find QWaylandCompositor when initializing QWaylandQtTextInputMethodManager";
        return;
    }

    d->init(compositor->display(), 1);
}

const wl_interface *QWaylandQtTextInputMethodManager::interface()
{
    return QWaylandQtTextInputMethodManagerPrivate::interface();
}

QByteArray QWaylandQtTextInputMethodManager::interfaceName()
{
    return QWaylandQtTextInputMethodManagerPrivate::interfaceName();
}

QT_END_NAMESPACE
