150 lines
4.8 KiB
C++
150 lines
4.8 KiB
C++
#include "accessibilityinspector.h"
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#include "screenreader.h"
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#include "optionswidget.h"
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#include "accessibilityscenemanager.h"
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#ifdef QT_ACCESSIBILITY_INSPECTOR_SCENE_GRAPH
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#include <qsgview.h>
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#include <qsgitem.h>
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#endif
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#include <qdeclarativeitem.h>
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void MouseInterceptingGraphicsScene::mousePressEvent(QGraphicsSceneMouseEvent *event)
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{
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emit mousePressed(event->scenePos().toPoint());
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QGraphicsScene::mousePressEvent(event);
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}
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void MouseInterceptingGraphicsScene::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event)
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{
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emit mouseDobleClicked();
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QGraphicsScene::mouseDoubleClickEvent(event);
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}
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AccessibilitySceneManager *sceneManager = 0;
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QAccessible::UpdateHandler previousUpdateHandler = 0;
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bool updateHandlerRecursion = false;
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void accessibilityUpdateHandler(QObject *object, int who, QAccessible::Event reason)
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{
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if (updateHandlerRecursion)
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return;
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if (
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#ifdef QT_ACCESSIBILITY_INSPECTOR_SCENE_GRAPH
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!qobject_cast<QSGItem *>(object) &&
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#endif
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!qobject_cast<QDeclarativeItem *>(object))
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return;
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updateHandlerRecursion = true;
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if (sceneManager) {
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sceneManager->handleUpdate(object, reason);
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//qDebug() << "update";
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}
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if (previousUpdateHandler) // call prev just to be sure.
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previousUpdateHandler(object, who, reason);
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updateHandlerRecursion = false;
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}
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AccessibilityInspector::AccessibilityInspector(QObject *parent) :
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QObject(parent)
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{
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}
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AccessibilityInspector::~AccessibilityInspector()
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{
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delete optionsWidget;
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delete accessibilityScene;
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delete accessibilityView;
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delete accessibilityTreeScene;
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delete accessibilityTreeView;
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delete screenReader;
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}
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void AccessibilityInspector::inspectWindow(QWidget *window)
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{
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optionsWidget = new OptionsWidget();
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accessibilityScene = new MouseInterceptingGraphicsScene();
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accessibilityView = new QGraphicsView();
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accessibilityView->setScene(accessibilityScene);
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accessibilityView->resize(1024, 768);
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accessibilityView->scale(1.3, 1.3);
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accessibilityTreeScene = new QGraphicsScene();
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accessibilityTreeView = new QGraphicsView();
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accessibilityTreeView->setScene(accessibilityTreeScene);
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accessibilityTreeView->resize(1024, 768);
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sceneManager = new AccessibilitySceneManager();
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QObject::connect(optionsWidget, SIGNAL(optionsChanged()), sceneManager, SLOT(updateAccessibilitySceneItemFlags()));
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QObject::connect(optionsWidget, SIGNAL(refreshClicked()), sceneManager, SLOT(populateAccessibilityScene()));
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QObject::connect(optionsWidget, SIGNAL(refreshClicked()), sceneManager, SLOT(populateAccessibilityTreeScene()));
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QObject::connect(optionsWidget, SIGNAL(scaleChanged(int)), sceneManager, SLOT(changeScale(int)));
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sceneManager->setOptionsWidget(optionsWidget);
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sceneManager->setRootWidget(window);
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sceneManager->setScene(accessibilityScene);
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sceneManager->setView(accessibilityView);
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sceneManager->setTreeScene(accessibilityTreeScene);
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sceneManager->setTreeView(accessibilityTreeView);
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screenReader = new ScreenReader;
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QObject::connect(accessibilityScene, SIGNAL(mousePressed(QPoint)), screenReader, SLOT(touchPoint(QPoint)));
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QObject::connect(accessibilityScene, SIGNAL(mouseDobleClicked()), screenReader, SLOT(activate()));
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QObject::connect(screenReader, SIGNAL(selected(QObject*)), sceneManager, SLOT(setSelected(QObject*)));
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screenReader->setRootObject(window);
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screenReader->setOptionsWidget(optionsWidget);
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previousUpdateHandler = QAccessible::installUpdateHandler(accessibilityUpdateHandler);
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QTimer::singleShot(100, sceneManager, SLOT(populateAccessibilityScene()));
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QTimer::singleShot(100, sceneManager, SLOT(populateAccessibilityTreeScene()));
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QSettings settings;
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accessibilityView->restoreGeometry(settings.value("accessiblityGeometry").toByteArray());
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accessibilityView->show();
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accessibilityTreeView->restoreGeometry(settings.value("treeGeometry").toByteArray());
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accessibilityTreeView->show();
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optionsWidget->restoreGeometry(settings.value("optionsGeometry").toByteArray());
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optionsWidget->show();
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}
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void AccessibilityInspector::saveWindowGeometry()
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{
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QSettings settings;
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settings.setValue("accessiblityGeometry", accessibilityView->saveGeometry());
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settings.setValue("treeGeometry", accessibilityTreeView->saveGeometry());
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settings.setValue("optionsGeometry", optionsWidget->saveGeometry());
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}
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QString translateRole(QAccessible::Role role)
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{
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if (role == 0x2B)
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return "PushButton";
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if (role == 0x2C)
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return "CheckBox";
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if (role == 0x2D)
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return "RadioButton";
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if (role == 0xA)
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return "Client";
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if (role == 0x29)
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return "Static Text";
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if (role == 0x33)
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return "Slider";
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if (role == 0x33)
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return "Slider";
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if (role == 0x10)
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return "Pane";
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return QString::number(role, 16);
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}
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