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Diffstat (limited to 'src/gui/accessible/linux/qspiaccessiblebridge.cpp')
| -rw-r--r-- | src/gui/accessible/linux/qspiaccessiblebridge.cpp | 286 |
1 files changed, 286 insertions, 0 deletions
diff --git a/src/gui/accessible/linux/qspiaccessiblebridge.cpp b/src/gui/accessible/linux/qspiaccessiblebridge.cpp new file mode 100644 index 0000000000..9ae8767b66 --- /dev/null +++ b/src/gui/accessible/linux/qspiaccessiblebridge.cpp @@ -0,0 +1,286 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtGui module 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. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + + +#include "qspiaccessiblebridge_p.h" + +#include <atspi/atspi-constants.h> +#include <qstring.h> + +#include "atspiadaptor_p.h" + +#include "qspidbuscache_p.h" +#include "qspi_constant_mappings_p.h" +#include "dbusconnection_p.h" +#include "qspi_struct_marshallers_p.h" + +#ifndef QT_NO_ACCESSIBILITY +#include "deviceeventcontroller_adaptor.h" + +QT_BEGIN_NAMESPACE + +/*! + \class QSpiAccessibleBridge + \internal +*/ + +QSpiAccessibleBridge::QSpiAccessibleBridge() + : cache(0), dec(0), dbusAdaptor(0) +{ + dbusConnection = new DBusConnection(); + connect(dbusConnection, SIGNAL(enabledChanged(bool)), this, SLOT(enabledChanged(bool))); +} + +void QSpiAccessibleBridge::enabledChanged(bool enabled) +{ + setActive(enabled); + updateStatus(); +} + +QSpiAccessibleBridge::~QSpiAccessibleBridge() +{ + delete dbusConnection; +} // Qt currently doesn't delete plugins. + +QDBusConnection QSpiAccessibleBridge::dBusConnection() const +{ + return dbusConnection->connection(); +} + +void QSpiAccessibleBridge::updateStatus() +{ + // create the adaptor to handle everything if we are in enabled state + if (!dbusAdaptor && isActive()) { + qSpiInitializeStructTypes(); + initializeConstantMappings(); + + cache = new QSpiDBusCache(dbusConnection->connection(), this); + dec = new DeviceEventControllerAdaptor(this); + + dbusConnection->connection().registerObject(QLatin1String(ATSPI_DBUS_PATH_DEC), this, QDBusConnection::ExportAdaptors); + + dbusAdaptor = new AtSpiAdaptor(dbusConnection, this); + dbusConnection->connection().registerVirtualObject(QLatin1String(QSPI_OBJECT_PATH_ACCESSIBLE), dbusAdaptor, QDBusConnection::SubPath); + dbusAdaptor->registerApplication(); + } +} + +void QSpiAccessibleBridge::notifyAccessibilityUpdate(QAccessibleEvent *event) +{ + if (!dbusAdaptor) + return; + if (isActive() && event->accessibleInterface()) + dbusAdaptor->notify(event); +} + +struct RoleMapping { + QAccessible::Role role; + AtspiRole spiRole; + const char *name; +}; + +static RoleMapping map[] = { + //: Role of an accessible object - the object is in an invalid state or could not be constructed + { QAccessible::NoRole, ATSPI_ROLE_INVALID, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "invalid role") }, + //: Role of an accessible object + { QAccessible::TitleBar, ATSPI_ROLE_TEXT, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "title bar") }, + //: Role of an accessible object + { QAccessible::MenuBar, ATSPI_ROLE_MENU_BAR, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "menu bar") }, + //: Role of an accessible object + { QAccessible::ScrollBar, ATSPI_ROLE_SCROLL_BAR, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "scroll bar") }, + //: Role of an accessible object - the grip is usually used for resizing another object + { QAccessible::Grip, ATSPI_ROLE_UNKNOWN, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "grip") }, + //: Role of an accessible object + { QAccessible::Sound, ATSPI_ROLE_UNKNOWN, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "sound") }, + //: Role of an accessible object + { QAccessible::Cursor, ATSPI_ROLE_UNKNOWN, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "cursor") }, + //: Role of an accessible object + { QAccessible::Caret, ATSPI_ROLE_UNKNOWN, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "text caret") }, + //: Role of an accessible object + { QAccessible::AlertMessage, ATSPI_ROLE_ALERT, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "alert message") }, + //: Role of an accessible object: a window with frame and title + { QAccessible::Window, ATSPI_ROLE_FRAME, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "frame") }, + //: Role of an accessible object + { QAccessible::Client, ATSPI_ROLE_FILLER, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "filler") }, + //: Role of an accessible object + { QAccessible::PopupMenu, ATSPI_ROLE_POPUP_MENU, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "popup menu") }, + //: Role of an accessible object + { QAccessible::MenuItem, ATSPI_ROLE_MENU_ITEM, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "menu item") }, + //: Role of an accessible object + { QAccessible::ToolTip, ATSPI_ROLE_TOOL_TIP, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "tool tip") }, + //: Role of an accessible object + { QAccessible::Application, ATSPI_ROLE_APPLICATION, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "application") }, + //: Role of an accessible object + { QAccessible::Document, ATSPI_ROLE_DOCUMENT_FRAME, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "document") }, + //: Role of an accessible object + { QAccessible::Pane, ATSPI_ROLE_PANEL, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "panel") }, + //: Role of an accessible object + { QAccessible::Chart, ATSPI_ROLE_CHART, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "chart") }, + //: Role of an accessible object + { QAccessible::Dialog, ATSPI_ROLE_DIALOG, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "dialog") }, + //: Role of an accessible object + { QAccessible::Border, ATSPI_ROLE_FRAME, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "frame") }, + //: Role of an accessible object + { QAccessible::Grouping, ATSPI_ROLE_PANEL, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "panel") }, + //: Role of an accessible object + { QAccessible::Separator, ATSPI_ROLE_SEPARATOR, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "separator") }, + //: Role of an accessible object + { QAccessible::ToolBar, ATSPI_ROLE_TOOL_BAR, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "tool bar") }, + //: Role of an accessible object + { QAccessible::StatusBar, ATSPI_ROLE_STATUS_BAR, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "status bar") }, + //: Role of an accessible object + { QAccessible::Table, ATSPI_ROLE_TABLE, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "table") }, + //: Role of an accessible object - part of a table + { QAccessible::ColumnHeader, ATSPI_ROLE_TABLE_COLUMN_HEADER, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "column header") }, + //: Role of an accessible object - part of a table + { QAccessible::RowHeader, ATSPI_ROLE_TABLE_ROW_HEADER, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "row header") }, + //: Role of an accessible object - part of a table + { QAccessible::Column, ATSPI_ROLE_TABLE_CELL, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "column") }, + //: Role of an accessible object - part of a table + { QAccessible::Row, ATSPI_ROLE_TABLE_ROW, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "row") }, + //: Role of an accessible object - part of a table + { QAccessible::Cell, ATSPI_ROLE_TABLE_CELL, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "cell") }, + //: Role of an accessible object + { QAccessible::Link, ATSPI_ROLE_LINK, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "link") }, + //: Role of an accessible object + { QAccessible::HelpBalloon, ATSPI_ROLE_DIALOG, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "help balloon") }, + //: Role of an accessible object - a helper dialog + { QAccessible::Assistant, ATSPI_ROLE_DIALOG, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "assistant") }, + //: Role of an accessible object + { QAccessible::List, ATSPI_ROLE_LIST, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "list") }, + //: Role of an accessible object + { QAccessible::ListItem, ATSPI_ROLE_LIST_ITEM, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "list item") }, + //: Role of an accessible object + { QAccessible::Tree, ATSPI_ROLE_TREE, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "tree") }, + //: Role of an accessible object + { QAccessible::TreeItem, ATSPI_ROLE_TABLE_CELL, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "tree item") }, + //: Role of an accessible object + { QAccessible::PageTab, ATSPI_ROLE_PAGE_TAB, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "page tab") }, + //: Role of an accessible object + { QAccessible::PropertyPage, ATSPI_ROLE_PAGE_TAB, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "property page") }, + //: Role of an accessible object + { QAccessible::Indicator, ATSPI_ROLE_UNKNOWN, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "indicator") }, + //: Role of an accessible object + { QAccessible::Graphic, ATSPI_ROLE_IMAGE, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "graphic") }, + //: Role of an accessible object + { QAccessible::StaticText, ATSPI_ROLE_LABEL, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "label") }, + //: Role of an accessible object + { QAccessible::EditableText, ATSPI_ROLE_TEXT, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "text") }, + //: Role of an accessible object + { QAccessible::PushButton, ATSPI_ROLE_PUSH_BUTTON, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "push button") }, + //: Role of an accessible object + { QAccessible::CheckBox, ATSPI_ROLE_CHECK_BOX, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "check box") }, + //: Role of an accessible object + { QAccessible::RadioButton, ATSPI_ROLE_RADIO_BUTTON, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "radio button") }, + //: Role of an accessible object + { QAccessible::ComboBox, ATSPI_ROLE_COMBO_BOX, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "combo box") }, + //: Role of an accessible object + { QAccessible::ProgressBar, ATSPI_ROLE_PROGRESS_BAR, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "progress bar") }, + //: Role of an accessible object + { QAccessible::Dial, ATSPI_ROLE_DIAL, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "dial") }, + //: Role of an accessible object + { QAccessible::HotkeyField, ATSPI_ROLE_TEXT, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "hotkey field") }, + //: Role of an accessible object + { QAccessible::Slider, ATSPI_ROLE_SLIDER, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "slider") }, + //: Role of an accessible object + { QAccessible::SpinBox, ATSPI_ROLE_SPIN_BUTTON, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "spin box") }, + //: Role of an accessible object + { QAccessible::Canvas, ATSPI_ROLE_CANVAS, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "canvas") }, + //: Role of an accessible object + { QAccessible::Animation, ATSPI_ROLE_ANIMATION, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "animation") }, + //: Role of an accessible object + { QAccessible::Equation, ATSPI_ROLE_TEXT, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "equation") }, + //: Role of an accessible object + { QAccessible::ButtonDropDown, ATSPI_ROLE_PUSH_BUTTON, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "button with drop down") }, + //: Role of an accessible object + { QAccessible::ButtonMenu, ATSPI_ROLE_PUSH_BUTTON, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "button menu") }, + //: Role of an accessible object - a button that expands a grid. + { QAccessible::ButtonDropGrid, ATSPI_ROLE_PUSH_BUTTON, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "button with drop down grid") }, + //: Role of an accessible object - blank space between other objects. + { QAccessible::Whitespace, ATSPI_ROLE_FILLER, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "space") }, + //: Role of an accessible object + { QAccessible::PageTabList, ATSPI_ROLE_PAGE_TAB_LIST, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "page tab list") }, + //: Role of an accessible object + { QAccessible::Clock, ATSPI_ROLE_UNKNOWN, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "clock") }, + //: Role of an accessible object + { QAccessible::Splitter, ATSPI_ROLE_SPLIT_PANE, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "splitter") }, + //: Role of an accessible object + { QAccessible::LayeredPane, ATSPI_ROLE_LAYERED_PANE, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "layered pane") }, + //: Role of an accessible object + { QAccessible::WebDocument, ATSPI_ROLE_DOCUMENT_WEB, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "web document") }, + //: Role of an accessible object + { QAccessible::Paragraph, ATSPI_ROLE_PARAGRAPH, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "paragraph") }, + //: Role of an accessible object + { QAccessible::Section, ATSPI_ROLE_SECTION, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "section") }, + //: Role of an accessible object + { QAccessible::ColorChooser, ATSPI_ROLE_COLOR_CHOOSER, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "color chooser") }, + //: Role of an accessible object + { QAccessible::Footer, ATSPI_ROLE_FOOTER, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "footer") }, + //: Role of an accessible object + { QAccessible::Form, ATSPI_ROLE_FORM, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "form") }, + //: Role of an accessible object + { QAccessible::Heading, ATSPI_ROLE_HEADING, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "heading") }, + //: Role of an accessible object + { QAccessible::Note, ATSPI_ROLE_COMMENT, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "note") }, + //: Role of an accessible object + { QAccessible::ComplementaryContent, ATSPI_ROLE_SECTION, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "complementary content") }, + //: Role of an accessible object + { QAccessible::Terminal, ATSPI_ROLE_TERMINAL, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "terminal") }, + //: Role of an accessible object + { QAccessible::Desktop, ATSPI_ROLE_DESKTOP_FRAME, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "desktop") }, + //: Role of an accessible object + { QAccessible::Notification, ATSPI_ROLE_NOTIFICATION, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "notification") }, + //: Role of an accessible object + { QAccessible::UserRole, ATSPI_ROLE_UNKNOWN, QT_TRANSLATE_NOOP("QSpiAccessibleBridge", "unknown") } +}; + +void QSpiAccessibleBridge::initializeConstantMappings() +{ + for (uint i = 0; i < sizeof(map) / sizeof(RoleMapping); ++i) + qSpiRoleMapping.insert(map[i].role, RoleNames(map[i].spiRole, QLatin1String(map[i].name), tr(map[i].name))); + + // -1 because we have button duplicated, as PushButton and Button. + Q_ASSERT_X(qSpiRoleMapping.size() == + QAccessible::staticMetaObject.enumerator( + QAccessible::staticMetaObject.indexOfEnumerator("Role")).keyCount() - 1, + "", "Handle all QAccessible::Role members in qSpiRoleMapping"); +} + +QT_END_NAMESPACE +#endif //QT_NO_ACCESSIBILITY |