diff options
Diffstat (limited to 'src/client/qwaylandtextinputv4_p.h')
| -rw-r--r-- | src/client/qwaylandtextinputv4_p.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/src/client/qwaylandtextinputv4_p.h b/src/client/qwaylandtextinputv4_p.h new file mode 100644 index 000000000..d273cef27 --- /dev/null +++ b/src/client/qwaylandtextinputv4_p.h @@ -0,0 +1,139 @@ +/**************************************************************************** +** +** Copyright (C) 2021 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 https://www.qt.io/terms-conditions. For further +** information use the contact form at https://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.LGPL3 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-3.0.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 (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QWAYLANDTEXTINPUTV4_P_H +#define QWAYLANDTEXTINPUTV4_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "qwaylandtextinputinterface_p.h" +#include <QtWaylandClient/private/qwayland-text-input-unstable-v4-wip.h> +#include <qwaylandinputmethodeventbuilder_p.h> + +struct wl_callback; +struct wl_callback_listener; + +QT_BEGIN_NAMESPACE + +Q_DECLARE_LOGGING_CATEGORY(qLcQpaWaylandTextInput) + +namespace QtWaylandClient { + +class QWaylandDisplay; + +class QWaylandTextInputv4 : public QtWayland::zwp_text_input_v4, public QWaylandTextInputInterface +{ +public: + QWaylandTextInputv4(QWaylandDisplay *display, struct ::zwp_text_input_v4 *text_input); + ~QWaylandTextInputv4() override; + + void reset() override; + void commit() override; + void updateState(Qt::InputMethodQueries queries, uint32_t flags) override; + // TODO: not supported yet + void setCursorInsidePreedit(int cursor) override; + + bool isInputPanelVisible() const override; + QRectF keyboardRect() const override; + + QLocale locale() const override; + Qt::LayoutDirection inputDirection() const override; + + void enableSurface(::wl_surface *surface) override; + void disableSurface(::wl_surface *surface) override; + +protected: + void zwp_text_input_v4_enter(struct ::wl_surface *surface) override; + void zwp_text_input_v4_leave(struct ::wl_surface *surface) override; + void zwp_text_input_v4_preedit_string(const QString &text, int32_t cursor_begin, int32_t cursor_end) override; + void zwp_text_input_v4_commit_string(const QString &text) override; + void zwp_text_input_v4_delete_surrounding_text(uint32_t before_length, uint32_t after_length) override; + void zwp_text_input_v4_done(uint32_t serial) override; + +private: + QWaylandDisplay *m_display; + QWaylandInputMethodEventBuilder m_builder; + + ::wl_surface *m_surface = nullptr; // ### Here for debugging purposes + + struct PreeditInfo { + QString text; + int cursorBegin = 0; + int cursorEnd = 0; + + void clear() { + text.clear(); + cursorBegin = 0; + cursorEnd = 0; + } + }; + + PreeditInfo m_pendingPreeditString; + PreeditInfo m_currentPreeditString; + QString m_pendingCommitString; + uint m_pendingDeleteBeforeText = 0; + uint m_pendingDeleteAfterText = 0; + + QString m_surroundingText; + int m_cursor; // cursor position in QString + int m_cursorPos; // cursor position in wayland index + int m_anchorPos; // anchor position in wayland index + uint32_t m_contentHint = 0; + uint32_t m_contentPurpose = 0; + QRect m_cursorRect; + + uint m_currentSerial = 0; + + bool m_condReselection = false; +}; + +} + +QT_END_NAMESPACE + +#endif // QWAYLANDTEXTINPUTV4_P_H |