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40 ****************************************************************************/
41 #include "qplatformaccessibility.h"
42 #include <private/qfactoryloader_p.h>
43 #include "qaccessibleplugin.h"
44 #include "qaccessibleobject.h"
45 #include "qaccessiblebridge.h"
46 #include <QtGui/QGuiApplication>
52 #ifndef QT_NO_ACCESSIBILITY
54 /* accessiblebridge plugin discovery stuff */
56 Q_GLOBAL_STATIC_WITH_ARGS(QFactoryLoader, bridgeloader,
57 (QAccessibleBridgeFactoryInterface_iid, QLatin1String("/accessiblebridge")))
60 Q_GLOBAL_STATIC(QVector<QAccessibleBridge *>, bridges)
63 \class QPlatformAccessibility
68 \ingroup accessibility
70 \brief The QPlatformAccessibility class is the base class for
71 integrating accessibility backends
75 QPlatformAccessibility::QPlatformAccessibility()
79 QPlatformAccessibility::~QPlatformAccessibility()
83 void QPlatformAccessibility::notifyAccessibilityUpdate(QAccessibleEvent *event)
87 if (!bridges() || bridges()->isEmpty())
90 for (int i = 0; i < bridges()->count(); ++i)
91 bridges()->at(i)->notifyAccessibilityUpdate(event);
94 void QPlatformAccessibility::setRootObject(QObject *o)
97 if (bridges()->isEmpty())
103 for (int i = 0; i < bridges()->count(); ++i) {
104 QAccessibleInterface *iface = QAccessible::queryAccessibleInterface(o);
105 bridges()->at(i)->setRootObject(iface);
109 void QPlatformAccessibility::initialize()
111 static bool isInit = false;
114 isInit = true; // ### not atomic
116 #ifndef QT_NO_LIBRARY
117 typedef QMultiMap<int, QString> PluginKeyMap;
118 typedef PluginKeyMap::const_iterator PluginKeyMapConstIterator;
120 const PluginKeyMap keyMap = bridgeloader()->keyMap();
121 QAccessibleBridgePlugin *factory = 0;
123 const PluginKeyMapConstIterator cend = keyMap.constEnd();
124 for (PluginKeyMapConstIterator it = keyMap.constBegin(); it != cend; ++it) {
127 factory = qobject_cast<QAccessibleBridgePlugin*>(bridgeloader()->instance(i));
130 if (QAccessibleBridge *bridge = factory->create(it.value()))
131 bridges()->append(bridge);
136 void QPlatformAccessibility::cleanup()
138 qDeleteAll(*bridges());
141 #endif // QT_NO_ACCESSIBILITY