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https://github.com/f4exb/sdrangel.git
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Merge pull request #1675 from srcejon/fix_1672
Add accessibility interface for ValueDial widgets
This commit is contained in:
commit
ba74fcd30d
@ -118,6 +118,8 @@ set(sdrgui_SOURCES
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set(sdrgui_HEADERS
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set(sdrgui_HEADERS
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mainwindow.h
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mainwindow.h
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gui/aboutdialog.h
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gui/aboutdialog.h
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gui/accessiblevaluedial.h
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gui/accessiblevaluedialz.h
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gui/addpresetdialog.h
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gui/addpresetdialog.h
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gui/audiodialog.h
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gui/audiodialog.h
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gui/audioselectdialog.h
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gui/audioselectdialog.h
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105
sdrgui/gui/accessiblevaluedial.h
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105
sdrgui/gui/accessiblevaluedial.h
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@ -0,0 +1,105 @@
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2023 Jon Beniston, M7RCE //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#ifndef GUI_ACCESSIBLEVALUEDIAL_H
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#define GUI_ACCESSIBLEVALUEDIAL_H
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#include <QAccessibleWidget>
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#include "gui/valuedial.h"
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class SDRGUI_API AccessibleValueDial : public QAccessibleWidget, public QAccessibleValueInterface {
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public:
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AccessibleValueDial(ValueDial *valueDial) :
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QAccessibleWidget(valueDial)
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{
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addControllingSignal(QLatin1String("changed(quint64)"));
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}
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void *interface_cast(QAccessible::InterfaceType t) override
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{
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if (t == QAccessible::ValueInterface)
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return static_cast<QAccessibleValueInterface*>(this);
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return QAccessibleWidget::interface_cast(t);
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}
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QAccessible::Role role() const override
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{
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//return QAccessible::Dial; // This results in reader saying "custom" and not reading the value
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return QAccessible::Slider;
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}
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QString text(QAccessible::Text t) const override
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{
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switch (t)
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{
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case QAccessible::Name:
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return valueDial()->toolTip(); // Use tooltip until accessibleName field is set to something in .ui files
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case QAccessible::Value:
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return QString::number(valueDial()->getValueNew());
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default:
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return QAccessibleWidget::text(t);
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}
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}
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static QAccessibleInterface* factory(const QString &classname, QObject *object)
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{
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QAccessibleInterface *iface = nullptr;
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if (classname == QLatin1String("ValueDial") && object && object->isWidgetType()) {
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iface = static_cast<QAccessibleInterface*>(new AccessibleValueDial(static_cast<ValueDial *>(object)));
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}
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return iface;
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}
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// QAccessibleValueInterface
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QVariant currentValue() const override
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{
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return valueDial()->getValueNew();
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}
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void setCurrentValue(const QVariant &value) override
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{
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valueDial()->setValue(value.toInt());
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}
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QVariant maximumValue() const override
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{
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return valueDial()->m_valueMax;
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}
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QVariant minimumValue() const override
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{
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return valueDial()->m_valueMin;
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}
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QVariant minimumStepSize() const override
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{
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return 1;
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}
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protected:
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ValueDial *valueDial() const
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{
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return static_cast<ValueDial*>(object());
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}
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};
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#endif /* GUI_ACCESSIBLEVALUEDIAL_H */
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105
sdrgui/gui/accessiblevaluedialz.h
Normal file
105
sdrgui/gui/accessiblevaluedialz.h
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@ -0,0 +1,105 @@
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2023 Jon Beniston, M7RCE //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#ifndef GUI_ACCESSIBLEVALUEDIALZ_H
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#define GUI_ACCESSIBLEVALUEDIALZ_H
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#include <QAccessibleWidget>
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#include "gui/valuedialz.h"
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class SDRGUI_API AccessibleValueDialZ : public QAccessibleWidget, public QAccessibleValueInterface {
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public:
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AccessibleValueDialZ(ValueDialZ *valueDialZ) :
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QAccessibleWidget(valueDialZ)
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{
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addControllingSignal(QLatin1String("changed(qint64)"));
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}
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void *interface_cast(QAccessible::InterfaceType t) override
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{
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if (t == QAccessible::ValueInterface)
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return static_cast<QAccessibleValueInterface*>(this);
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return QAccessibleWidget::interface_cast(t);
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}
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QAccessible::Role role() const override
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{
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//return QAccessible::Dial; // This results in reader saying "custom" and not reading the value
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return QAccessible::Slider;
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}
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QString text(QAccessible::Text t) const override
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{
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switch (t)
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{
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case QAccessible::Name:
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return valueDialZ()->toolTip(); // Use tooltip until accessibleName field is set to something in .ui files
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case QAccessible::Value:
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return QString::number(valueDialZ()->getValueNew());
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default:
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return QAccessibleWidget::text(t);
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}
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}
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static QAccessibleInterface* factory(const QString &classname, QObject *object)
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{
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QAccessibleInterface *iface = nullptr;
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if (classname == QLatin1String("ValueDialZ") && object && object->isWidgetType()) {
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iface = static_cast<QAccessibleInterface*>(new AccessibleValueDialZ(static_cast<ValueDialZ *>(object)));
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}
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return iface;
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}
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// QAccessibleValueInterface
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QVariant currentValue() const override
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{
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return valueDialZ()->getValueNew();
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}
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void setCurrentValue(const QVariant &value) override
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{
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valueDialZ()->setValue(value.toInt());
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}
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QVariant maximumValue() const override
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{
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return valueDialZ()->m_valueMax;
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}
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QVariant minimumValue() const override
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{
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return valueDialZ()->m_valueMin;
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}
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QVariant minimumStepSize() const override
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{
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return 1;
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}
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protected:
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ValueDialZ *valueDialZ() const
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{
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return static_cast<ValueDialZ*>(object());
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}
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};
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#endif /* GUI_ACCESSIBLEVALUEDIALZ_H */
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@ -22,6 +22,7 @@
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#include <QPainter>
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#include <QPainter>
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#include <QWheelEvent>
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#include <QWheelEvent>
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#include <QApplication>
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#include <QApplication>
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#include <QAccessibleValueChangeEvent>
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#include <cstdlib>
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#include <cstdlib>
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#include "gui/valuedial.h"
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#include "gui/valuedial.h"
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@ -116,6 +117,9 @@ void ValueDial::setValue(quint64 value)
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m_valueNew = m_valueMax;
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m_valueNew = m_valueMax;
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}
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}
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QAccessibleValueChangeEvent event(this, value);
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QAccessible::updateAccessibility(&event);
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if (m_valueNew < m_value)
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if (m_valueNew < m_value)
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{
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{
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m_animationState = 1;
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m_animationState = 1;
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@ -82,4 +82,6 @@ private:
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private slots:
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private slots:
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void animate();
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void animate();
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void blink();
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void blink();
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friend class AccessibleValueDial;
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};
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};
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@ -25,6 +25,7 @@
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#include <QKeyEvent>
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#include <QKeyEvent>
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#include <QLocale>
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#include <QLocale>
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#include <QApplication>
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#include <QApplication>
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#include <QAccessibleValueChangeEvent>
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#include "gui/valuedialz.h"
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#include "gui/valuedialz.h"
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@ -120,6 +121,9 @@ void ValueDialZ::setValue(qint64 value)
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m_valueNew = m_valueMax;
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m_valueNew = m_valueMax;
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}
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}
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QAccessibleValueChangeEvent event(this, m_valueNew);
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QAccessible::updateAccessibility(&event);
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if(m_valueNew < m_value) {
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if(m_valueNew < m_value) {
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m_animationState = 1;
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m_animationState = 1;
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} else if(m_valueNew > m_value) {
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} else if(m_valueNew > m_value) {
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@ -90,4 +90,7 @@ private:
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private slots:
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private slots:
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void animate();
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void animate();
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void blink();
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void blink();
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friend class AccessibleValueDialZ;
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};
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};
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@ -106,6 +106,9 @@
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#include <QSplashScreen>
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#include <QSplashScreen>
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#include <QProgressDialog>
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#include <QProgressDialog>
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#include "gui/accessiblevaluedial.h"
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#include "gui/accessiblevaluedialz.h"
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MainWindow *MainWindow::m_instance = 0;
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MainWindow *MainWindow::m_instance = 0;
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MainWindow::MainWindow(qtwebapp::LoggerWithFile *logger, const MainParser& parser, QWidget* parent) :
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MainWindow::MainWindow(qtwebapp::LoggerWithFile *logger, const MainParser& parser, QWidget* parent) :
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@ -126,6 +129,9 @@ MainWindow::MainWindow(qtwebapp::LoggerWithFile *logger, const MainParser& parse
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bool showWelcome = false;
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bool showWelcome = false;
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#endif
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#endif
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QAccessible::installFactory(AccessibleValueDial::factory);
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QAccessible::installFactory(AccessibleValueDialZ::factory);
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qDebug() << "MainWindow::MainWindow: start";
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qDebug() << "MainWindow::MainWindow: start";
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setWindowTitle("SDRangel");
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setWindowTitle("SDRangel");
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