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83 lines
3.1 KiB
83 lines
3.1 KiB
3 years ago
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/*
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SPDX-FileCopyrightText: 2019 Harald Sitter <sitter@kde.org>
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SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
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*/
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#ifndef KEY_H
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#define KEY_H
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#include "xkbobject.h"
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class Shape;
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// This is a fairly opinionated model of a key cap. We assume there won't
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// be any more than 4 levels.
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// This isn't necessarily the case since (e.g.) the NEO layout has 6 levels.
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// Since that is super niche and poses some complication as for how to
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// exactly render the levels we'll simply ignore this use case for now.
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// In the end the keyboard model display only needs to act as simple indicator
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// anyway.
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class KeyCap : public QObject
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{
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Q_OBJECT
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Q_PROPERTY(QString topLeft MEMBER topLeft CONSTANT)
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Q_PROPERTY(QString topRight MEMBER topRight CONSTANT)
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Q_PROPERTY(QString bottomLeft MEMBER bottomLeft CONSTANT)
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Q_PROPERTY(QString bottomRight MEMBER bottomRight CONSTANT)
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public:
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enum Level {
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TopLeft = 1,
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TopRight = 3,
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BottomLeft = 0,
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BottomRight = 2,
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};
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Q_ENUM(Level)
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constexpr static int levelCount = 4;
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KeyCap(const QString symbols[KeyCap::levelCount], QObject *parent);
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QString topLeft;
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QString topRight;
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QString bottomLeft;
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QString bottomRight;
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};
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class Key : public XkbObject
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{
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Q_OBJECT
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#define K_P(type, name) \
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private: \
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Q_PROPERTY(type name READ auto_prop_##name CONSTANT) \
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public: \
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type auto_prop_##name() const \
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{ \
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return key->name; \
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}
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K_P(short, gap)
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Q_PROPERTY(Shape *shape MEMBER shape CONSTANT)
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Q_PROPERTY(KeyCap *cap MEMBER cap CONSTANT)
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Q_PROPERTY(bool pressed MEMBER pressed NOTIFY pressedChanged)
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constexpr static uint INVALID_KEYCODE = static_cast<uint>(-1);
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public:
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Key(XkbKeyPtr key_, XkbDescPtr xkb_, QObject *parent = nullptr);
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uint nativeScanCodeFromName(const QByteArray &needle);
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KeyCap *resolveCap();
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XkbKeyPtr key = nullptr;
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Shape *shape = nullptr;
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QByteArray name; // Internal name in the geometry.
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quint32 nativeScanCode = INVALID_KEYCODE;
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KeyCap *cap = nullptr;
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bool pressed = false;
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Q_SIGNALS:
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void pressedChanged();
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};
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#endif // KEY_H
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