383 lines
12 KiB
Java
383 lines
12 KiB
Java
/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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package util;
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import com.sun.star.accessibility.XAccessible;
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import com.sun.star.accessibility.XAccessibleComponent;
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import com.sun.star.accessibility.XAccessibleContext;
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import com.sun.star.awt.XWindow;
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import com.sun.star.frame.XController;
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import com.sun.star.frame.XFrame;
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import com.sun.star.frame.XModel;
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import com.sun.star.uno.UnoRuntime;
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import com.sun.star.uno.XInterface;
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import java.io.PrintWriter;
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public class AccessibilityTools {
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public static XAccessible SearchedAccessible = null;
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private static boolean debug = false;
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private AccessibilityTools() {}
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public static XAccessible getAccessibleObject(XInterface xObject) {
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return UnoRuntime.queryInterface(XAccessible.class, xObject);
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}
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public static XWindow getCurrentContainerWindow(XModel xModel) {
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return getWindow(xModel, true);
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}
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public static XWindow getCurrentWindow(XModel xModel) {
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return getWindow(xModel, false);
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}
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private static XWindow getWindow(XModel xModel,
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boolean containerWindow) {
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XWindow xWindow = null;
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try {
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XController xController = xModel.getCurrentController();
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XFrame xFrame = xController.getFrame();
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if (xFrame == null) {
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System.out.println("can't get frame from controller");
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} else {
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if (containerWindow)
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xWindow = xFrame.getContainerWindow();
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else
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xWindow = xFrame.getComponentWindow();
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}
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if (xWindow == null) {
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System.out.println("can't get window from frame");
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}
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} catch (Exception e) {
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System.out.println("caught exception while getting current window" + e);
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}
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return xWindow;
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}
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public static XAccessibleContext getAccessibleObjectForRole(XAccessible xacc,
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short role) {
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SearchedAccessible = null;
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return getAccessibleObjectForRole_(xacc, role);
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}
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public static XAccessibleContext getAccessibleObjectForRole(XAccessible xacc,
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short role,
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boolean ignoreShowing) {
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SearchedAccessible = null;
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if (ignoreShowing) {
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return getAccessibleObjectForRoleIgnoreShowing_(xacc, role);
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} else {
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return getAccessibleObjectForRole_(xacc, role);
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}
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}
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private static XAccessibleContext getAccessibleObjectForRoleIgnoreShowing_(XAccessible xacc,
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short role) {
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XAccessibleContext ac = xacc.getAccessibleContext();
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if (ac == null) {
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return null;
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}
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if (ac.getAccessibleRole() == role) {
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SearchedAccessible = xacc;
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return ac;
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} else {
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long k = ac.getAccessibleChildCount();
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if (ac.getAccessibleChildCount() > 100) {
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k = 50;
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}
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for (long i = 0; i < k; i++) {
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try {
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XAccessibleContext ac2 = getAccessibleObjectForRoleIgnoreShowing_(
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ac.getAccessibleChild(i), role);
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if (ac2 != null) {
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return ac2;
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}
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} catch (com.sun.star.lang.IndexOutOfBoundsException e) {
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System.out.println("Couldn't get Child");
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}
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}
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return null;
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}
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}
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private static XAccessibleContext getAccessibleObjectForRole_(XAccessible xacc,
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short role) {
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XAccessibleContext ac = xacc.getAccessibleContext();
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boolean isShowing = (ac.getAccessibleStateSet()
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& com.sun.star.accessibility.AccessibleStateType.SHOWING) != 0;
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if ((ac.getAccessibleRole() == role) && isShowing) {
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SearchedAccessible = xacc;
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return ac;
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} else {
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long k = ac.getAccessibleChildCount();
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if (ac.getAccessibleChildCount() > 100) {
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k = 50;
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}
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for (long i = 0; i < k; i++) {
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try {
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XAccessibleContext ac2 = getAccessibleObjectForRole_(ac.getAccessibleChild(i), role);
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if (ac2 != null) {
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return ac2;
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}
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} catch (com.sun.star.lang.IndexOutOfBoundsException e) {
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System.out.println("Couldn't get Child");
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}
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}
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return null;
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}
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}
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public static XAccessibleContext getAccessibleObjectForRole(XAccessible xacc,
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short role,
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String name) {
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return getAccessibleObjectForRole(xacc, role, name, "");
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}
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public static XAccessibleContext getAccessibleObjectForRole(XAccessible xacc,
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short role,
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String name,
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boolean ignoreShowing) {
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if (ignoreShowing) {
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return getAccessibleObjectForRoleIgnoreShowing(xacc, role, name,
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"");
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} else {
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return getAccessibleObjectForRole(xacc, role, name, "");
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}
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}
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public static XAccessibleContext getAccessibleObjectForRoleIgnoreShowing(XAccessible xacc,
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short role,
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String name,
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String implName) {
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XAccessibleContext ac = xacc.getAccessibleContext();
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if ((ac.getAccessibleRole() == role) &&
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(ac.getAccessibleName().indexOf(name) > -1) &&
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(utils.getImplName(ac).indexOf(implName) > -1)) {
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SearchedAccessible = xacc;
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return ac;
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} else {
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long k = ac.getAccessibleChildCount();
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if (ac.getAccessibleChildCount() > 100) {
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k = 50;
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}
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for (long i = 0; i < k; i++) {
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try {
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XAccessibleContext ac1 = getAccessibleObjectForRoleIgnoreShowing(
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ac.getAccessibleChild(i),
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role, name, implName);
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if (ac1 != null) {
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return ac1;
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}
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} catch (com.sun.star.lang.IndexOutOfBoundsException e) {
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System.out.println("Couldn't get Child");
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}
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}
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}
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return null;
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}
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public static XAccessibleContext getAccessibleObjectForRole(XAccessible xacc,
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short role,
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String name,
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String implName) {
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XAccessibleContext ac = xacc.getAccessibleContext();
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boolean isShowing = (ac.getAccessibleStateSet() &
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com.sun.star.accessibility.AccessibleStateType.SHOWING) != 0;
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// hotfix for i91828:
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// if role to search is 0 then ignore the role.
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if ( (role == 0 || ac.getAccessibleRole() == role) &&
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(ac.getAccessibleName().indexOf(name) > -1) &&
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(utils.getImplName(ac).indexOf(implName) > -1) &&
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isShowing) {
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SearchedAccessible = xacc;
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return ac;
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} else {
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long k = ac.getAccessibleChildCount();
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if (ac.getAccessibleChildCount() > 100) {
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k = 50;
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}
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for (long i = 0; i < k; i++) {
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try {
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XAccessibleContext ac1 = getAccessibleObjectForRole(
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ac.getAccessibleChild(i),
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role, name, implName);
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if (ac1 != null) {
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return ac1;
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}
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} catch (com.sun.star.lang.IndexOutOfBoundsException e) {
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System.out.println("Couldn't get Child");
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}
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}
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}
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return null;
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}
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public static void printAccessibleTree(PrintWriter log, XAccessible xacc, boolean debugIsActive) {
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debug = debugIsActive;
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if (debug) printAccessibleTree(log, xacc, "");
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}
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public static void printAccessibleTree(PrintWriter log, XAccessible xacc) {
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printAccessibleTree(log, xacc, "");
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}
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private static void printAccessibleTree(PrintWriter log,
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XAccessible xacc, String indent) {
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XAccessibleContext ac = xacc.getAccessibleContext();
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logging(log,indent + ac.getAccessibleRole() + "," +
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ac.getAccessibleName() + "(" +
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ac.getAccessibleDescription() + "):" +
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utils.getImplName(ac));
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XAccessibleComponent aComp = UnoRuntime.queryInterface(
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XAccessibleComponent.class, xacc);
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if (aComp != null) {
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String bounds = "(" + aComp.getBounds().X + "," +
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aComp.getBounds().Y + ")" + " (" +
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aComp.getBounds().Width + "," +
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aComp.getBounds().Height + ")";
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bounds = "The boundary Rectangle is " + bounds;
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logging(log,indent + indent + bounds);
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}
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boolean isShowing = (ac.getAccessibleStateSet()
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& com.sun.star.accessibility.AccessibleStateType.SHOWING) != 0;
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logging(log,indent + indent + "StateType contains SHOWING: " +
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isShowing);
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long k = ac.getAccessibleChildCount();
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if (ac.getAccessibleChildCount() > 100) {
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k = 50;
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}
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for (long i = 0; i < k; i++) {
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try {
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printAccessibleTree(log, ac.getAccessibleChild(i),
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indent + " ");
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} catch (com.sun.star.lang.IndexOutOfBoundsException e) {
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System.out.println("Couldn't get Child");
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}
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}
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if (ac.getAccessibleChildCount() > 100) {
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k = ac.getAccessibleChildCount();
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long st = ac.getAccessibleChildCount() - 50;
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logging(log,indent + " " + " ...... [skipped] ......");
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for (long i = st; i < k; i++) {
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try {
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printAccessibleTree(log, ac.getAccessibleChild(i),
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indent + " ");
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} catch (com.sun.star.lang.IndexOutOfBoundsException e) {
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System.out.println("Couldn't get Child");
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}
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}
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}
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}
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public static String accessibleToString(Object AC) {
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XAccessibleContext xAC = UnoRuntime.queryInterface(
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XAccessibleContext.class, AC);
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if (xAC != null) {
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return xAC.getAccessibleRole() + "," +
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xAC.getAccessibleName() + "(" +
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xAC.getAccessibleDescription() + "):";
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}
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XAccessible xA = UnoRuntime.queryInterface(
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XAccessible.class, AC);
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if (xA == null) {
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return "(Not supported)";
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}
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xAC = xA.getAccessibleContext();
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return xAC.getAccessibleRole() + "," + xAC.getAccessibleName() +
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"(" + xAC.getAccessibleDescription() + ")";
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}
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public static boolean equals(XAccessible c1, XAccessible c2) {
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if ((c1 == null) || (c2 == null)) {
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return c1 == c2;
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}
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return AccessibilityTools.equals(c1.getAccessibleContext(),
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c2.getAccessibleContext());
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}
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public static boolean equals(XAccessibleContext c1, XAccessibleContext c2) {
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if ((c1 == null) || (c2 == null)) {
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return c1 == c2;
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}
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if (c1.getAccessibleRole() != c2.getAccessibleRole()) {
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return false;
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}
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if (!c1.getAccessibleName().equals(c2.getAccessibleName())) {
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return false;
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}
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if (!c1.getAccessibleDescription()
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.equals(c2.getAccessibleDescription())) {
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return false;
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}
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if (c1.getAccessibleChildCount() != c2.getAccessibleChildCount()) {
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return false;
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}
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return AccessibilityTools.equals(c1.getAccessibleParent(),
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c2.getAccessibleParent());
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}
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private static void logging(PrintWriter log, String content){
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if (debug) log.println(content);
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}
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}
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