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package ifc.accessibility;

import com.sun.star.accessibility.IllegalAccessibleComponentStateException;
import com.sun.star.accessibility.XAccessible;
import com.sun.star.accessibility.XAccessibleContext;
import com.sun.star.accessibility.XAccessibleRelationSet;
import com.sun.star.accessibility.XAccessibleStateSet;
import com.sun.star.lang.Locale;

import lib.MultiMethodTest;

import util.AccessibilityTools;


/**
 * Testing <code>com.sun.star.accessibility.XAccessibleContext</code>
 * interface methods :
 * <ul>
 *  <li><code> getAccessibleChildCount()</code></li>
 *  <li><code> getAccessibleChild()</code></li>
 *  <li><code> getAccessibleParent()</code></li>
 *  <li><code> getAccessibleIndexInParent()</code></li>
 *  <li><code> getAccessibleRole()</code></li>
 *  <li><code> getAccessibleDescription()</code></li>
 *  <li><code> getAccessibleName()</code></li>
 *  <li><code> getAccessibleRelationSet()</code></li>
 *  <li><code> getAccessibleStateSet()</code></li>
 *  <li><code> getLocale()</code></li>
 * </ul> <p>
 *
 * @see com.sun.star.accessibility.XAccessibleContext
 */
public class _XAccessibleContext extends MultiMethodTest {
    private static final String className = "com.sun.star.accessibility.XAccessibleContext";
    public XAccessibleContext oObj = null;
    private int childCount = 0;
    private XAccessible parent = null;

    // temporary while accessibility package is in com.sun.star
    protected String getTestedClassName() {
        return className;
    }

    /**
     * Calls the method and stores the number of children. <p>
     * Has <b> OK </b> status if non-negative number rutrned.
     */
    public void _getAccessibleChildCount() {
        childCount = oObj.getAccessibleChildCount();
        log.println("" + childCount + " children found.");
        tRes.tested("getAccessibleChildCount()", childCount > -1);
    }

    /**
     * Tries to get every child and checks its parent. <p>
     *
     * Has <b> OK </b> status if parent of every child
     * and the tested component are the same objects.
     *
     * The following method tests are to be completed successfully before :
     * <ul>
     *  <li> <code> getAccessibleChildCount() </code> : to have a number of
     *     children </li>
     * </ul>
     */
    public void _getAccessibleChild() {
        requiredMethod("getAccessibleChildCount()");

        log.println("testing 'getAccessibleChild()'...");
        
        boolean bOK = true;
        int counter = childCount;

        if (childCount > 500) {
            counter = 500;
        }

        for (int i = 0; i < counter; i++) {
            try {
                XAccessible ch = oObj.getAccessibleChild(i);
                XAccessibleContext chAC = ch.getAccessibleContext();

                log.println("## Child " + i + ": " + 
                            chAC.getAccessibleDescription());

                if (!AccessibilityTools.equals(chAC.getAccessibleParent()
                                                   .getAccessibleContext(), 
                                               oObj)) {
                    log.println("The parent of child and component " + 
                                "itself differ.");
                    log.println("\tRole:");
                    log.println("Getting:  " + 
                                chAC.getAccessibleParent()
                                    .getAccessibleContext()
                                    .getAccessibleRole());
                    log.println("Expected: " + oObj.getAccessibleRole());

                    log.println("\tImplementationName:");
                    log.println("Getting:  " + 
                                util.utils.getImplName(
                                        chAC.getAccessibleParent()
                                            .getAccessibleContext()));
                    log.println("Expected: " + util.utils.getImplName(oObj));

                    log.println("\tAccessibleDescription:");
                    log.println("Getting(Description):  " + 
                                chAC.getAccessibleParent()
                                    .getAccessibleContext()
                                    .getAccessibleDescription());
                    log.println("Expected(Description): " + 
                                oObj.getAccessibleDescription());

                    log.println("\tAccessibleName:");
                    log.println("Getting(Name):  " + 
                                chAC.getAccessibleParent()
                                    .getAccessibleContext()
                                    .getAccessibleName());
                    log.println("Expected(Name): " + 
                                oObj.getAccessibleName());

                    log.println("\tChildCount:");
                    log.println("Getting:  " + 
                                chAC.getAccessibleParent()
                                    .getAccessibleContext()
                                    .getAccessibleChildCount());
                    log.println("Expected: " + 
                                oObj.getAccessibleChildCount());

                    log.println("\tParentName:");
                    log.println("Getting (Name):  " + 
                                chAC.getAccessibleParent()
                                    .getAccessibleContext()
                                    .getAccessibleParent()
                                    .getAccessibleContext()
                                    .getAccessibleName());
                    log.println("Expected(Name): " + 
                                oObj.getAccessibleParent()
                                    .getAccessibleContext()
                                    .getAccessibleName());
                                    
                    log.println("##");
                    bOK = false;
                } else {
                    log.println("Role: " + chAC.getAccessibleRole());
                    log.println("Name: " + chAC.getAccessibleName());
                    log.println("IndexInParent: " + 
                                chAC.getAccessibleIndexInParent());
                    log.println("ImplementationName: " + 
                                util.utils.getImplName(chAC));
                }
            } catch (com.sun.star.lang.IndexOutOfBoundsException e) {
                e.printStackTrace(log);
                bOK = false;
            }
        }

        tRes.tested("getAccessibleChild()", bOK);
    }

    /**
     * Just gets the parent. <p>
     *
     * Has <b> OK </b> status if parent is not null.
     */
    public void _getAccessibleParent() {
        // assume that the component is not ROOT
        parent = oObj.getAccessibleParent();
        tRes.tested("getAccessibleParent()", parent != null);
    }

    /**
     * Retrieves the index of tested component in its parent.
     * Then gets the parent's child by this index and compares
     * it with tested component.<p>
     *
     * Has <b> OK </b> status if the parent's child and the tested
     * component are the same objects.
     *
     * The following method tests are to be completed successfully before :
     * <ul>
     *  <li> <code> getAccessibleParent() </code> : to have a parent </li>
     * </ul>
     */
    public void _getAccessibleIndexInParent() {
        requiredMethod("getAccessibleParent()");

        boolean bOK = true;
        int idx = oObj.getAccessibleIndexInParent();

        XAccessibleContext parentAC = parent.getAccessibleContext();

        try {
            if (parentAC.getAccessibleChild(idx) == null) {
                log.println("Parent has no child with this index");
                bOK &= false;
            } else {
                bOK &= AccessibilityTools.equals(parentAC.getAccessibleChild(
                                                         idx)
                                                         .getAccessibleContext(), 
                                                 oObj);
            }

            if (!bOK) {
                log.println("Expected: " + util.utils.getImplName(oObj));

                if (parentAC.getAccessibleChild(idx) != null) {
                    log.println("Getting: " + 
                                util.utils.getImplName(
                                        parentAC.getAccessibleChild(idx)
                                                .getAccessibleContext()));
                }
            }
        } catch (com.sun.star.lang.IndexOutOfBoundsException e) {
            e.printStackTrace(log);
            bOK = false;
        }

        tRes.tested("getAccessibleIndexInParent()", bOK);
    }

    /**
     * Get the accessible role of component. <p>
     *
     * Has <b> OK </b> status if non-negative number rutrned.
     */
    public void _getAccessibleRole() {
        short role = oObj.getAccessibleRole();
        log.println("The role is " + role);
        tRes.tested("getAccessibleRole()", role > -1);
    }

    /**
     * Get the accessible name of the component. <p>
     *
     * Has <b> OK </b> status if the name has non-zero length.
     */
    public void _getAccessibleName() {
        String name = oObj.getAccessibleName();
        log.println("The name is '" + name + "'");
        tRes.tested("getAccessibleName()", name != null);
    }

    /**
     * Get the accessible description of the component. <p>
     *
     * Has <b> OK </b> status if the description has non-zero length.
     */
    public void _getAccessibleDescription() {
        String descr = oObj.getAccessibleDescription();
        log.println("The description is '" + descr + "'");
        tRes.tested("getAccessibleDescription()", descr != null);
    }

    /**
     * Just gets the set. <p>
     *
     * Has <b> OK </b> status if the set is not null.
     */
    public void _getAccessibleRelationSet() {
        XAccessibleRelationSet set = oObj.getAccessibleRelationSet();
        tRes.tested("getAccessibleRelationSet()", true);
    }

    /**
     * Just gets the set. <p>
     *
     * Has <b> OK </b> status if the set is not null.
     */
    public void _getAccessibleStateSet() {
        XAccessibleStateSet set = oObj.getAccessibleStateSet();
        boolean res = true;
        String[] expectedStateNames = (String[]) tEnv.getObjRelation(
                                                "expectedStateNames");
        short[] expectedStates = (short[]) tEnv.getObjRelation(
                                           "expectedStates");

        if ((expectedStateNames != null) && (expectedStates != null)) {
            res = checkStates(expectedStateNames, expectedStates, set);
        } else {
            res = set != null;
        }

        tRes.tested("getAccessibleStateSet()", res);
    }

    /**
     * Gets the locale. <p>
     *
     * Has <b> OK </b> status if <code>Country</code> and
     * <code>Language</code> fields of locale structure
     * are not empty.
     */
    public void _getLocale() {
        Locale loc = null;

        try {
            loc = oObj.getLocale();
            log.println("The locale is " + loc.Language + "," + loc.Country);
        } catch (IllegalAccessibleComponentStateException e) {
            e.printStackTrace(log);
        }

        tRes.tested("getLocale()", 
                    (loc != null) && (loc.Language.length() > 0));
    }

    protected boolean checkStates(String[] expectedStateNames, 
                                  short[] expectedStates, 
                                  XAccessibleStateSet set) {
        boolean works = true;

        for (int k = 0; k < expectedStateNames.length; k++) {
            boolean contains = set.contains(expectedStates[k]);

            if (contains) {
                log.println("Set contains " + expectedStateNames[k] + 
                            " ... OK");
                works &= true;
            } else {
                log.println("Set doesn't contain " + expectedStateNames[k] + 
                            " ... FAILED");
                works &= false;
            }
        }

        return works;
    }
}