qaccessibleobject.cpp

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1 /**************************************************************************** -

2 ** -

4 ** Contact: https://www.qt.io/licensing/ -

5 ** -

6 ** This file is part of the QtGui module of the Qt Toolkit. -

7 ** -

8 ** $QT_BEGIN_LICENSE:LGPL$ -

9 ** Commercial License Usage -

10 ** Licensees holding valid commercial Qt licenses may use this file in -

11 ** accordance with the commercial license agreement provided with the -

12 ** Software or, alternatively, in accordance with the terms contained in -

13 ** a written agreement between you and The Qt Company. For licensing terms -

14 ** and conditions see https://www.qt.io/terms-conditions. For further -

15 ** information use the contact form at https://www.qt.io/contact-us. -

16 ** -

17 ** GNU Lesser General Public License Usage -

18 ** Alternatively, this file may be used under the terms of the GNU Lesser -

19 ** General Public License version 3 as published by the Free Software -

20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the -

21 ** packaging of this file. Please review the following information to -

22 ** ensure the GNU Lesser General Public License version 3 requirements -

23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -

24 ** -

25 ** GNU General Public License Usage -

26 ** Alternatively, this file may be used under the terms of the GNU -

27 ** General Public License version 2.0 or (at your option) the GNU General -

28 ** Public license version 3 or any later version approved by the KDE Free -

29 ** Qt Foundation. The licenses are as published by the Free Software -

30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -

31 ** included in the packaging of this file. Please review the following -

32 ** information to ensure the GNU General Public License requirements will -

33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and -

34 ** https://www.gnu.org/licenses/gpl-3.0.html. -

35 ** -

36 ** $QT_END_LICENSE$ -

37 ** -

38 ****************************************************************************/ -

39 -

40 #include "qaccessibleobject.h" -

41 -

42 #ifndef QT_NO_ACCESSIBILITY -

43 -

44 #include <QtGui/QGuiApplication> -

45 #include <QtGui/QWindow> -

46 -

47 #include "qpointer.h" -

48 #include "qmetaobject.h" -

49 -

50 QT_BEGIN_NAMESPACE -

51 -

52 class QAccessibleObjectPrivate -

53 { -

54 public: -

55 QPointer<QObject> object; -

56 }; -

57 -

58 /*! -

59 \class QAccessibleObject -

60 \brief The QAccessibleObject class implements parts of the -

61 QAccessibleInterface for QObjects. -

62 -

63 \ingroup accessibility -

64 \inmodule QtGui -

65 -

66 This class is part of \l {Accessibility for QWidget Applications}. -

67 -

68 This class is mainly provided for convenience. All subclasses of -

69 the QAccessibleInterface that provide implementations of non-widget objects -

70 should use this class as their base class. -

71 -

72 \sa QAccessible, QAccessibleWidget -

73 */ -

74 -

75 /*! -

76 Creates a QAccessibleObject for \a object. -

77 */ -

78 QAccessibleObject::QAccessibleObject(QObject *object) -

79 { -

80 d = new QAccessibleObjectPrivate; -

81 d->object = object; -

}

never executed: end of block

83 -

84 /*! -

85 Destroys the QAccessibleObject. -

86 -

87 This only happens when a call to release() decrements the internal -

88 reference counter to zero. -

89 */ -

90 QAccessibleObject::~QAccessibleObject() -

91 { -

92 delete d; -

}

never executed: end of block

94 -

95 /*! -

96 \reimp -

97 */ -

98 QObject *QAccessibleObject::object() const -

99 { -

100

return d->object;

never executed: return d->object;

101 } -

102 -

103 /*! -

104 \reimp -

105 */ -

106 bool QAccessibleObject::isValid() const -

107 { -

108

return !d->object.isNull();

never executed: return !d->object.isNull();

109 } -

110 -

111 /*! \reimp */ -

112 QRect QAccessibleObject::rect() const -

113 { -

114

return QRect();

never executed: return QRect();

115 } -

116 -

117 /*! \reimp */ -

118 void QAccessibleObject::setText(QAccessible::Text, const QString &) -

119 { -

120 } -

121 -

122 /*! \reimp */ -

123 QAccessibleInterface *QAccessibleObject::childAt(int x, int y) const -

124 { -

125

for (int i = 0; i < childCount(); ++i) {

i < childCount()	Description
TRUE	never evaluated
FALSE	never evaluated

126 QAccessibleInterface *childIface = child(i); -

127 Q_ASSERT(childIface); -

128

if (childIface->rect().contains(x,y))

childIface->re....contains(x,y)	Description
TRUE	never evaluated
FALSE	never evaluated

129

return childIface;

never executed: return childIface;

130

}

never executed: end of block

131

return 0;

never executed: return 0;

132 } -

133 -

134 /*! -

135 \class QAccessibleApplication -

136 \brief The QAccessibleApplication class implements the QAccessibleInterface for QApplication. -

137 -

138 \internal -

139 -

140 \ingroup accessibility -

141 */ -

142 -

143 /*! -

144 Creates a QAccessibleApplication for the QApplication object referenced by qApp. -

145 */ -

146 QAccessibleApplication::QAccessibleApplication() -

147 : QAccessibleObject(qApp) -

148 { -

149

}

never executed: end of block

150 -

151 QWindow *QAccessibleApplication::window() const -

152 { -

153 // an application can have several windows, and AFAIK we don't need -

154 // to notify about changes on the application. -

155

return 0;

never executed: return 0;

156 } -

157 -

158 // all toplevel windows except popups and the desktop -

159 static QObjectList topLevelObjects() -

160 { -

161 QObjectList list; -

162 const QWindowList tlw(QGuiApplication::topLevelWindows()); -

163

for (int i = 0; i < tlw.count(); ++i) {

i < tlw.count()	Description
TRUE	never evaluated
FALSE	never evaluated

164 QWindow *w = tlw.at(i); -

165

if (w->type() != Qt::Popup && w->type() != Qt::Desktop) {

w->type() != Qt::Popup	Description
TRUE	never evaluated
FALSE	never evaluated

w->type() != Qt::Desktop	Description
TRUE	never evaluated
FALSE	never evaluated

166

if (QAccessibleInterface *root = w->accessibleRoot()) {

QAccessibleInt...cessibleRoot()	Description
TRUE	never evaluated
FALSE	never evaluated

167

if (root->object())

root->object()	Description
TRUE	never evaluated
FALSE	never evaluated

168

list.append(root->object());

never executed: list.append(root->object());

169

}

never executed: end of block

170

}

never executed: end of block

171

}

never executed: end of block

172 -

173

return list;

never executed: return list;

174 } -

175 -

176 /*! \reimp */ -

177 int QAccessibleApplication::childCount() const -

178 { -

179

return topLevelObjects().count();

never executed: return topLevelObjects().count();

180 } -

181 -

182 /*! \reimp */ -

183 int QAccessibleApplication::indexOfChild(const QAccessibleInterface *child) const -

184 { -

185

if (!child)

!child	Description
TRUE	never evaluated
FALSE	never evaluated

186

return -1;

never executed: return -1;

187 const QObjectList tlw(topLevelObjects()); -

188

return tlw.indexOf(child->object());

never executed: return tlw.indexOf(child->object());

189 } -

190 -

191 QAccessibleInterface *QAccessibleApplication::parent() const -

192 { -

193

return 0;

never executed: return 0;

194 } -

195 -

196 QAccessibleInterface *QAccessibleApplication::child(int index) const -

197 { -

198 const QObjectList tlo(topLevelObjects()); -

199

if (index >= 0 && index < tlo.count())

index >= 0	Description
TRUE	never evaluated
FALSE	never evaluated

index < tlo.count()	Description
TRUE	never evaluated
FALSE	never evaluated

200

return QAccessible::queryAccessibleInterface(tlo.at(index));

never executed: return QAccessible::queryAccessibleInterface(tlo.at(index));

201

return 0;

never executed: return 0;

202 } -

203 -

204 -

205 /*! \reimp */ -

206 QAccessibleInterface *QAccessibleApplication::focusChild() const -

207 { -

208

if (QWindow *window = QGuiApplication::focusWindow())

QWindow *windo...:focusWindow()	Description
TRUE	never evaluated
FALSE	never evaluated

209

return window->accessibleRoot();

never executed: return window->accessibleRoot();

210

return 0;

never executed: return 0;

211 } -

212 -

213 /*! \reimp */ -

214 QString QAccessibleApplication::text(QAccessible::Text t) const -

215 { -

216 switch (t) { -

217

case QAccessible::Name:

never executed: case QAccessible::Name:

218

return QGuiApplication::applicationName();

never executed: return QGuiApplication::applicationName();

219

case QAccessible::Description:

never executed: case QAccessible::Description:

220

return QGuiApplication::applicationFilePath();

never executed: return QGuiApplication::applicationFilePath();

221

default:

never executed: default:

222

break;

never executed: break;

223 } -

224

return QString();

never executed: return QString();

225 } -

226 -

227 /*! \reimp */ -

228 QAccessible::Role QAccessibleApplication::role() const -

229 { -

230

return QAccessible::Application;

never executed: return QAccessible::Application;

231 } -

232 -

233 /*! \reimp */ -

234 QAccessible::State QAccessibleApplication::state() const -

235 { -

236

return QAccessible::State();

never executed: return QAccessible::State();

237 } -

238 -

239 -

240 QT_END_NAMESPACE -

241 -

242 #endif //QT_NO_ACCESSIBILITY -

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