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28
29 #include "accessibilityinspector.h"
30
31 #include "screenreader.h"
32 #include "optionswidget.h"
33 #include "accessibilityscenemanager.h"
34
35 #include <QtDeclarative/QtDeclarative>
36
mousePressEvent(QGraphicsSceneMouseEvent * event)37 void MouseInterceptingGraphicsScene::mousePressEvent(QGraphicsSceneMouseEvent *event)
38 {
39 emit mousePressed(event->scenePos().toPoint());
40 QGraphicsScene::mousePressEvent(event);
41 }
42
mouseDoubleClickEvent(QGraphicsSceneMouseEvent * event)43 void MouseInterceptingGraphicsScene::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event)
44 {
45 emit mouseDobleClicked();
46 QGraphicsScene::mouseDoubleClickEvent(event);
47 }
48
49 AccessibilitySceneManager *sceneManager = 0;
50 QAccessible::UpdateHandler previousUpdateHandler = 0;
51 bool updateHandlerRecursion = false;
accessibilityUpdateHandler(QAccessibleEvent * event)52 void accessibilityUpdateHandler(QAccessibleEvent *event)
53 {
54 if (updateHandlerRecursion)
55 return;
56
57 updateHandlerRecursion = true;
58
59 if (sceneManager) {
60 sceneManager->handleUpdate(event);
61
62 //qDebug() << "update";
63 }
64
65 if (previousUpdateHandler) // call prev just to be sure.
66 previousUpdateHandler(event);
67
68 updateHandlerRecursion = false;
69 }
70
AccessibilityInspector(QObject * parent)71 AccessibilityInspector::AccessibilityInspector(QObject *parent) :
72 QObject(parent)
73 {
74 }
75
~AccessibilityInspector()76 AccessibilityInspector::~AccessibilityInspector()
77 {
78 delete optionsWidget;
79 delete accessibilityScene;
80 delete accessibilityView;
81 delete accessibilityTreeScene;
82 delete accessibilityTreeView;
83 delete screenReader;
84 }
85
inspectWindow(QWindow * window)86 void AccessibilityInspector::inspectWindow(QWindow *window)
87 {
88 qDebug() << "AccessibilityInspector::inspectWindow()" << window;
89 if (window->parent() || window->transientParent())
90 return;
91
92 optionsWidget = new OptionsWidget();
93
94 accessibilityScene = new MouseInterceptingGraphicsScene();
95
96 accessibilityView = new QGraphicsView();
97 accessibilityView->setScene(accessibilityScene);
98 accessibilityView->resize(640, 480);
99 accessibilityView->scale(1.3, 1.3);
100
101 accessibilityTreeScene = new QGraphicsScene();
102
103 accessibilityTreeView = new QGraphicsView();
104 accessibilityTreeView->setScene(accessibilityTreeScene);
105 accessibilityTreeView->resize(640, 480);
106
107 sceneManager = new AccessibilitySceneManager();
108 QObject::connect(optionsWidget, SIGNAL(optionsChanged()), sceneManager, SLOT(updateAccessibilitySceneItemFlags()));
109 QObject::connect(optionsWidget, SIGNAL(refreshClicked()), sceneManager, SLOT(populateAccessibilityScene()));
110 QObject::connect(optionsWidget, SIGNAL(refreshClicked()), sceneManager, SLOT(populateAccessibilityTreeScene()));
111 QObject::connect(optionsWidget, SIGNAL(scaleChanged(int)), sceneManager, SLOT(changeScale(int)));
112
113 sceneManager->setOptionsWidget(optionsWidget);
114 sceneManager->setRootWindow(window);
115 sceneManager->setScene(accessibilityScene);
116 sceneManager->setView(accessibilityView);
117 sceneManager->setTreeScene(accessibilityTreeScene);
118 sceneManager->setTreeView(accessibilityTreeView);
119
120 screenReader = new ScreenReader;
121 QObject::connect(accessibilityScene, SIGNAL(mousePressed(QPoint)), screenReader, SLOT(touchPoint(QPoint)));
122 QObject::connect(accessibilityScene, SIGNAL(mouseDobleClicked()), screenReader, SLOT(activate()));
123 QObject::connect(screenReader, SIGNAL(selected(QObject*)), sceneManager, SLOT(setSelected(QObject*)));
124 screenReader->setRootObject(window);
125 screenReader->setOptionsWidget(optionsWidget);
126
127 previousUpdateHandler = QAccessible::installUpdateHandler(accessibilityUpdateHandler);
128
129 QTimer::singleShot(100, sceneManager, SLOT(populateAccessibilityScene()));
130 QTimer::singleShot(100, sceneManager, SLOT(populateAccessibilityTreeScene()));
131
132 QSettings settings;
133 accessibilityView->restoreGeometry(settings.value("accessiblityGeometry").toByteArray());
134 accessibilityView->setObjectName(QLatin1String("accessibilityInspectorView"));
135 accessibilityView->show();
136
137
138 accessibilityTreeView->restoreGeometry(settings.value("treeGeometry").toByteArray());
139 accessibilityTreeView->setObjectName(QLatin1String("accessibilityInspectorTreeView"));
140 accessibilityTreeView->show();
141 optionsWidget->restoreGeometry(settings.value("optionsGeometry").toByteArray());
142 optionsWidget->setObjectName(QLatin1String("accessibilityInspectorOptions"));
143 optionsWidget->show();
144 }
145
saveWindowGeometry()146 void AccessibilityInspector::saveWindowGeometry()
147 {
148 QSettings settings;
149 settings.setValue("accessiblityGeometry", accessibilityView->saveGeometry());
150 settings.setValue("treeGeometry", accessibilityTreeView->saveGeometry());
151 settings.setValue("optionsGeometry", optionsWidget->saveGeometry());
152 }
153
translateRole(QAccessible::Role role)154 QString translateRole(QAccessible::Role role)
155 {
156 return qAccessibleRoleString(role);
157 }
158
159