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FIX(a11y): Add semantic description to sliders in Settings
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| // Copyright 2023-2024 The Mumble Developers. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style license | ||
| // that can be found in the LICENSE file at the root of the | ||
| // Mumble source tree or at <https://www.mumble.info/LICENSE>. | ||
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| #include "SemanticSlider.h" | ||
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| #include <QDebug> | ||
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| SemanticAbstractSlider::SemanticAbstractSlider(QWidget *w, QAccessible::Role r) | ||
| : QAccessibleWidget(w, r) | ||
| { | ||
| Q_ASSERT(qobject_cast<QAbstractSlider *>(w)); | ||
| } | ||
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| void *SemanticAbstractSlider::interface_cast(QAccessible::InterfaceType t) | ||
| { | ||
| if (t == QAccessible::ValueInterface) { | ||
| return static_cast<QAccessibleValueInterface*>(this); | ||
| } | ||
| return QAccessibleWidget::interface_cast(t); | ||
| } | ||
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| QVariant SemanticAbstractSlider::currentValue() const | ||
| { | ||
| return abstractSlider()->value(); | ||
| } | ||
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| void SemanticAbstractSlider::setCurrentValue(const QVariant &value) | ||
| { | ||
| abstractSlider()->setValue(value.toInt()); | ||
| } | ||
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| QVariant SemanticAbstractSlider::maximumValue() const | ||
| { | ||
| return abstractSlider()->maximum(); | ||
| } | ||
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| QVariant SemanticAbstractSlider::minimumValue() const | ||
| { | ||
| return abstractSlider()->minimum(); | ||
| } | ||
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| QVariant SemanticAbstractSlider::minimumStepSize() const | ||
| { | ||
| return abstractSlider()->singleStep(); | ||
| } | ||
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| QAbstractSlider *SemanticAbstractSlider::abstractSlider() const | ||
| { | ||
| return static_cast<QAbstractSlider *>(object()); | ||
| } | ||
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| SemanticSlider::SemanticSlider(QWidget *w) | ||
| : SemanticAbstractSlider(w), m_semanticValue("test!") | ||
| { | ||
| Q_ASSERT(slider()); | ||
| addControllingSignal(QLatin1String("valueChanged(int)")); | ||
| } | ||
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| QSlider *SemanticSlider::slider() const | ||
| { | ||
| return qobject_cast<QSlider*>(object()); | ||
| } | ||
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| QString SemanticSlider::text(QAccessible::Text t) const | ||
| { | ||
| qDebug() << "text method" << t; | ||
| if (t == QAccessible::Value) { | ||
| qDebug() << "send text"; | ||
| if (!m_semanticValue.isEmpty()) { | ||
| qDebug() << "send text " << m_semanticValue; | ||
| return m_semanticValue; | ||
| } | ||
| return QString::number(slider()->value()); | ||
| } | ||
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| return SemanticAbstractSlider::text(t); | ||
| } | ||
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| QAccessibleInterface *SemanticSlider::semanticSliderFactory(const QString &classname, QObject *object) { | ||
| QAccessibleInterface *interface = nullptr; | ||
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| if(object && object->isWidgetType()) { | ||
| if (classname == QLatin1String("QSlider")) { | ||
| interface = new SemanticSlider(static_cast<QWidget *>(object)); | ||
| qDebug() << "created interface"; | ||
| } else if (classname == QLatin1String("QAbstractSlider")) { | ||
| qDebug() << "created abstract interface"; | ||
| interface = new SemanticAbstractSlider(static_cast<QWidget *>(object)); | ||
| } else { | ||
| qDebug() << "not interfaced"; | ||
| } | ||
| } | ||
|
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| return interface; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| // Copyright 2023-2024 The Mumble Developers. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style license | ||
| // that can be found in the LICENSE file at the root of the | ||
| // Mumble source tree or at <https://www.mumble.info/LICENSE>. | ||
|
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| #ifndef MUMBLE_MUMBLE_WIDGETS_SEMANTICSLIDER_H_ | ||
| #define MUMBLE_MUMBLE_WIDGETS_SEMANTICSLIDER_H_ | ||
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| #include <QAccessible> | ||
| #include <QAccessibleValueInterface> | ||
| #include <QAccessibleWidget> | ||
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| #include <QString> | ||
| #include <QWidget> | ||
| #include <QObject> | ||
| #include <QVariant> | ||
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| #include <QtWidgets/QAbstractSlider> | ||
| #include <QtWidgets/QSlider> | ||
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| class SemanticAbstractSlider: public QAccessibleWidget, public QAccessibleValueInterface | ||
| { | ||
| public: | ||
| explicit SemanticAbstractSlider(QWidget *w, QAccessible::Role r = QAccessible::Slider); | ||
| void *interface_cast(QAccessible::InterfaceType t) override; | ||
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| QVariant currentValue() const override; | ||
| void setCurrentValue(const QVariant &value) override; | ||
| QVariant maximumValue() const override; | ||
| QVariant minimumValue() const override; | ||
| QVariant minimumStepSize() const override; | ||
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| protected: | ||
| QAbstractSlider *abstractSlider() const; | ||
| }; | ||
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| class SemanticSlider : public SemanticAbstractSlider | ||
| { | ||
| public: | ||
| explicit SemanticSlider(QWidget *w); | ||
| QString text(QAccessible::Text t) const override; | ||
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| static QAccessibleInterface *semanticSliderFactory(const QString &classname, QObject *object); | ||
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| QString m_semanticValue; | ||
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| protected: | ||
| QSlider *slider() const; | ||
| }; | ||
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| #endif |