/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



package complex.XUserInputInterception;

import com.sun.star.accessibility.AccessibleRole;
import com.sun.star.accessibility.XAccessible;
import com.sun.star.accessibility.XAccessibleComponent;
import com.sun.star.accessibility.XAccessibleContext;
import com.sun.star.awt.KeyEvent;
import com.sun.star.awt.MouseEvent;
import com.sun.star.awt.Point;
import com.sun.star.awt.Rectangle;
import com.sun.star.awt.XKeyHandler;
import com.sun.star.awt.XMouseClickHandler;
import com.sun.star.awt.XUserInputInterception;
import com.sun.star.awt.XWindow;
import com.sun.star.chart.XChartDocument;
import com.sun.star.frame.*;
import com.sun.star.lang.*;
import com.sun.star.lang.EventObject;
import com.sun.star.sheet.XSpreadsheetDocument;
import com.sun.star.text.XTextDocument;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.uno.XInterface;
import com.sun.star.util.*;
import java.awt.Robot;
import java.awt.event.InputEvent;

import util.AccessibilityTools;
import util.SOfficeFactory;

// ---------- junit imports -----------------
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.openoffice.test.OfficeConnection;
import static org.junit.Assert.*;
// ------------------------------------------
//-----------------------------------------------
/**
 * This <CODE>ComplexTest</CODE> checks the interface 
 * <CODE>XUserInputInterception</CODE>. Therefore it creates a document,
 * adds a mouse and a key listener onto the interface and fire the
 * correspond events. If all listener works as expected the test resluts in 
 * <CODE>OK</CODE> status.
 * @short Check the interface XUserInputIntercaption
 * @descr checks is a simple way the interface XUserInputInteraction
 */
public class EventTest {
    //-------------------------------------------
    // some const
    
    //-------------------------------------------
    // member
    
    /** points to the global uno service manager. */
    private XMultiServiceFactory m_xMSF = null;
    
    /** indicates if the mousePressed event was called*/
    private boolean m_mousePressed = false;
    /** indicates if the mouseReleased event was called*/
    private boolean m_mouseReleased = false;
    
    /** indicates if the mousePressed event was called*/
    private boolean m_keyPressed = false;
    /** indicates if the mouseReleased event was called*/
    private boolean m_keyReleased = false;
    
    /** points to a global StarOffice factory */
    private SOfficeFactory m_SOF = null;
    
    /**
     * define the miliseconds to wait until a <CODE>EventTrigger</CODE> thread should
     * be finished with its work
     */
    final int m_threadWait = 3000;
    
    //-------------------------------------------
    // test environment
    
    //-------------------------------------------
    /**
     * The test methods are:
     * <ul>
     *    <li><CODE>checkTextDocument</CODE></LI>
     *    <li><CODE>checkCalcDocument</CODE></LI>
     *    <li><CODE>checkDrawDocument</CODE></LI>
     *    <li><CODE>checkImpressDocument</CODE></LI>
     *    <li><CODE>checkChartDocument</CODE></LI>
     *    <li><CODE>checkMathDocument</CODE></li>
     * </ul>
     * @short A function to tell the framework,
     * which test functions are available.
     * @return All test methods.
     * @todo Think about selection of tests from outside ...
     */
//    public String[] getTestMethodNames() {
//        return new String[]
//        { "checkTextDocument",
//          "checkCalcDocument",
//          "checkDrawDocument",
//          "checkImpressDocument",
//          "checkChartDocument",
//          "checkMathDocument",
//        };
//    }
    
    //-------------------------------------------
    /**
     * creates the mebmer <CODE>m_xMSF</CODE> and <CODE>m_SOF</CODE>
     * @short Create the environment for following tests.
     * @descr create an empty test frame, where we can load
     * different components inside.
     */
@Before public void before() {
        // get uno service manager from global test environment
        m_xMSF = getMSF();
        
        // create frame instance
        try {
            // get a soffice factory object
            m_SOF = SOfficeFactory.getFactory(getMSF());
            
        } catch(java.lang.Throwable ex) {
            fail("Could not create the XUserInputInterception instance.");
        }
    }
    
    //-------------------------------------------
    /**
     * closes the document
     * @short close the document.
     * @param xDoc the document to close
     */
    public void closeDoc(XInterface xDoc) {
        XCloseable xClose = UnoRuntime.queryInterface(XCloseable.class, xDoc);
        try {
            xClose.close(false);
        } catch(com.sun.star.util.CloseVetoException exVeto) {
            System.out.println("document couldn't be closed successfully.");
        }
    }
    
    /**
     * creates a text document and check the <CODE>XMouseClickHandler</CODE> and
     * <CODE>XKeyHandler</CODE>
     * @see com.sun.star.awt.XKeyHandler
     * @see com.sun.star.awt.XMouseClickHandler
     */
    @Test public void checkTextDocument(){
        
        XTextDocument xDoc = null;
        
        try{
            xDoc = m_SOF.createTextDoc("WriterTest");
        } catch (com.sun.star.uno.Exception e){
            fail("Could not create a text document: " +e.toString());
        }
        
        checkListener(xDoc);
        
        closeDoc(xDoc);
    }
    
    /**
     * creates an impress document and check the <CODE>XMouseClickHandler</CODE> and
     * <CODE>XKeyHandler</CODE>
     * @see com.sun.star.awt.XKeyHandler
     * @see com.sun.star.awt.XMouseClickHandler
     */
    @Test public void checkImpressDocument(){
        
        XComponent xDoc = null;
        
        try{
            xDoc = m_SOF.createImpressDoc("ImpressTest");
        } catch (com.sun.star.uno.Exception e){
            fail("Could not create an impress document: " +e.toString());
        }
        
        checkListener(xDoc);
        
        closeDoc(xDoc);
    }
    
    /**
     * creates a chart document and check the <CODE>XMouseClickHandler</CODE> and
     * <CODE>XKeyHandler</CODE>
     * @see com.sun.star.awt.XKeyHandler
     * @see com.sun.star.awt.XMouseClickHandler
     */
// TODO!
//    @Test public void checkChartDocument(){
//
//        XChartDocument xDoc = null;
//
//        try{
//            xDoc = m_SOF.createChartDoc("ChartTest");
//        } catch (com.sun.star.uno.Exception e){
//            fail("Could not create a chart document: " +e.toString());
//        }
//
//        checkListener(xDoc);
//
//        closeDoc(xDoc);
//    }
    
    /**
     * creates a math document and check the <CODE>XMouseClickHandler</CODE> and
     * <CODE>XKeyHandler</CODE>
     * @see com.sun.star.awt.XKeyHandler
     * @see com.sun.star.awt.XMouseClickHandler
     */
    @Test public void checkMathDocument(){
        
        XComponent xDoc = null;
        
        try{
            xDoc = m_SOF.createMathDoc("MathTest");
        } catch (com.sun.star.uno.Exception e){
            fail("Could not create a math document: " +e.toString());
        }
        
        checkListener(xDoc);
        
        closeDoc(xDoc);
    }
    
    /**
     * creates a draw document and check the <CODE>XMouseClickHandler</CODE> and
     * <CODE>XKeyHandler</CODE>
     * @see com.sun.star.awt.XKeyHandler
     * @see com.sun.star.awt.XMouseClickHandler
     */
    @Test public void checkDrawDocument(){
        
        XComponent xDoc = null;
        
        try{
            xDoc = m_SOF.createDrawDoc("DrawTest");
        } catch (com.sun.star.uno.Exception e){
            fail("Could not create a draw document: " +e.toString());
        }
        
        checkListener(xDoc);
        
        closeDoc(xDoc);
    }
    
    /**
     * creates a calc document and check the <CODE>XMouseClickHandler</CODE> and
     * <CODE>XKeyHandler</CODE>
     * @see com.sun.star.awt.XKeyHandler
     * @see com.sun.star.awt.XMouseClickHandler
     */
    @Test public void checkCalcDocument(){
        
        XSpreadsheetDocument xDoc = null;
        
        try{
            xDoc = m_SOF.createCalcDoc("CalcTest");
        } catch (com.sun.star.uno.Exception e){
            fail("Could not create a calc document: " +e.toString());
        }
        
        checkListener(xDoc);
        closeDoc(xDoc);
    }
    
    /**
     * This is the central test method. It is called by ceck[DOCTYPE]Document. It
     * creates the <CODE>XUserInputInterception</CODE> from the document and call the
     * <CODE>checkMouseListener</CODE> test and the <CODE>checkKeyListener</CODE> test
     * @param xDoc the document to test
     */
    private void checkListener(XInterface xDoc){
        
        XModel xModel = UnoRuntime.queryInterface(XModel.class, xDoc);
        
        XUserInputInterception xUII = getUII(xModel);
        
        checkMouseListener(xUII, xModel);
        checkKeyListener(xUII, xModel);
    }
    
    /**
     * Creates a <CODE>MyKeyHandler</CODE> and adds it to the 
     * <CODE>XUserInputInterception</CODE>. Then an <CODE>EventTrigger</CODE> thread  
     * was created and started.
     * Has <CODE>OK</CODE> if the members <CODE>m_keyPressed</CODE> and 
     * <CODE>m_keyReleased</CODE> are <CODE>TRUE</CODE>
     * @param xUII the XUserInputInterception
     * @param xModel the XModel of a document
     * @see EventTest.MyKeyHandler
     * @see EventTest.EventTrigger
     */
    private void checkKeyListener(XUserInputInterception xUII, XModel xModel) {
        m_keyPressed = false;
        m_keyReleased = false;
        
        MyKeyHandler keyListener = new MyKeyHandler();
        
        xUII.addKeyHandler(keyListener);
        
        System.out.println("starting thread to check the key listener...");
        EventTrigger et = new EventTrigger(xModel, EventTriggerType.KEY_TEXT_INTO_DOC);

        et.run();
        
        util.utils.shortWait(m_threadWait);
        System.out.println("key listener thread should be finished.");
        
        assertTrue("key event does not work!", m_keyPressed && m_keyReleased);
        xUII.removeKeyHandler(keyListener);
        
    }
    
    /**
     * Creates a <CODE>MyMouseClickHandler</CODE> and adds it to the 
     * <CODE>XUserInputInterception</CODE>. Then an <CODE>EventTrigger</CODE> thread  
     * was created and started.
     * Has <CODE>OK</CODE> if the members <CODE>m_mousePressed</CODE> and 
     * <CODE>m_mouseReleased</CODE> are <CODE>TRUE</CODE>
     * @param xUII the XUserInputInterception
     * @param xModel the XModel of a document
     * @see EventTest.MyMouseClickHander
     * @see EventTest.EventTrigger
     */
    
    private void checkMouseListener(XUserInputInterception xUII, XModel xModel) {
        
        m_mousePressed = false;
        m_mouseReleased = false;
        
        MyMouseClickHandler mouseListener = new MyMouseClickHandler();
        
        xUII.addMouseClickHandler(mouseListener);
               
        System.out.println("starting thread to check the mouse listener...");
        EventTrigger et = new EventTrigger(xModel, EventTriggerType.MOUSE_KLICK_INTO_DOC);

        et.run();
        
        util.utils.shortWait(m_threadWait);
        System.out.println("mouse listener thread should be finished.");
        
        assertTrue("mouse event does not work!", m_mousePressed && m_mouseReleased);
        xUII.removeMouseClickHandler(mouseListener);
    }
    
    /**
     * returns the <CODE>XUserInputInterception</CODE> from the <CODE>XMdoel</CODE>
     * @param xModel the XModel of a document
     * @return the <CODE>XUserInputInterception</CODE> of the document
     */
    private XUserInputInterception getUII(XModel xModel){
        
        XController xController = xModel.getCurrentController();

        XUserInputInterception xUII = UnoRuntime.queryInterface(XUserInputInterception.class, xController);
        if (xUII == null) {
            fail("could not get XUserInputInterception from XContoller");
        }
         return xUII;
    }
    
    /**
     * Listener which added and its method must be called
     * on <code>keyPressed</code> and <code>keyReleased</code> call.
     */
    public class MyKeyHandler implements XKeyHandler {
        /**
         * This event sets the member <code>m_keyPressed</coed> to
         *  <code>true</code>
         * @param oEvent The key event informs about the pressed key.
         * @return returns <CODE>TRUE</CODE> in erery case
         */
        public boolean keyPressed( KeyEvent oEvent ){
            System.out.println("XKeyHandler: keyPressed-Event");
            m_keyPressed = true;
            return true;
        }
        /**
         * This event sets the member <code>m_keyReleased</coed> to
         *  <code>true</code>
         * @param oEvent The key event informs about the pressed key.
         * @return returns <CODE>TRUE</CODE> in erery case
         */
        public boolean keyReleased( KeyEvent oEvent ){
            System.out.println("XKeyHandler: keyReleased-Event");
            m_keyReleased = true;
            return true;
        }
        /**
         * This event does nothing usefull
         * @param oEvent refers to the object that fired the event.
         */
        public void disposing( EventObject oEvent ){
            System.out.println("XKeyHandler: disposing-Event");
        }
    }
    
    /**
     * Listener which added and its method must be called
     * on <code>mousePressed</code> and <code>mouseReleased</code> call.
     */
    public class MyMouseClickHandler implements XMouseClickHandler {
        /**
         * This event sets the member <code>m_mousePressed</coed> to
         *  <code>true</code>
         * @param oEvent The mouse event informs about the kind of mouse event.
         * @return returns <CODE>TRUE</CODE> in erery case
         */
        public boolean mousePressed( MouseEvent oEvent ){
            System.out.println("XMouseClickHandler: mousePressed-Event");
            m_mousePressed = true;
            return true;
        }
        /**
         * This event sets the member <code>m_mouseReleased</coed> to
         *  <code>true</code>
         * @param oEvent The mouse event informs about the kind of mouse event.
         * @return returns <CODE>TRUE</CODE> in erery case
         */
        public boolean mouseReleased( MouseEvent oEvent ){
            System.out.println("XMouseClickHandler: mouseReleased-Event");
            m_mouseReleased = true;
            return true;
        }
        /**
         * This event does nothing usefull
         * @param oEvent refers to the object that fired the event.
         */
        public void disposing( EventObject oEvent ){
            System.out.println("XMouseClickHandler: disposing-Event");
        }
    };
    
    /**
     * To check the events this class is a thread which click a mouse button and
     * press a key with the <CODE>Robot</CODE> class
     * @see java.awt.Robot
     */
    private class EventTrigger extends Thread{
        
        /**
         * represents a <CODE>AccessibilityTools</CODE>
         */
        private final AccessibilityTools at = new AccessibilityTools();
        /**
         * represents an <CODE>EventType</CODE>
         * @see EventTest.EventTriggerType
         */
        private int eventType = 0;
        /**
         * represents a <CODE>XModel</CODE> of a document
         */
        private XModel xModel = null;
        
        /**
         * Creates an instacne of this class. The parameter <CODE>eType</CODE> represents
         * the kind of event wich will be triggert at <CODE>run()</CODE>
         * @param model the model of a document
         * @param eType the kind of event which should be trigger
         */
        public EventTrigger(XModel model, int eType)
        {
            this.xModel = model;
            this.eventType = eType;
        }
        
        /**
         * Triggers the event wich is represented by <CODE>eventType</CODE>
         * The scenarios are:
         * <ul>
         *    <li>EventTest.EventTriggerType.MOUSE_KLICK_INTO_DOC
         *        which calls 
         *        <li><CODE>clickIntoDoc</CODE></LI>
         *        </LI>
         *    <li>EventTest.EventTriggerType.KEY_TEXT_INTO_DOC
         *        which calls 
         *            <li><CODE>clickIntodoc</CODE></LI>
         *            <li><CODE>keyIntoDoc</CODE></LI>
         *    </LI>
         * </UL>
         */
        public void run(){
            
            switch (this.eventType){
                
                case EventTriggerType.MOUSE_KLICK_INTO_DOC:
                    clickIntoDoc();
                    break;
                case EventTriggerType.KEY_TEXT_INTO_DOC:
                    clickIntoDoc();
                    keyIntoDoc();
                    break;
                    
            }
        }
        /**
         * This method cklicks into the middel of a document. It uses Accessibility
         * to get the document and query for its position and its range to calculate
         * the middle. This values was used for <CODE>Robot</CODE> Class. This
         * Robot class is able to move the mouse and to cklick a mouse button
         * @see java.awt.Robot
        */
        private void clickIntoDoc(){
            try{
                // get the position and the range of a scroll bar

                XWindow xWindow = at.getCurrentWindow(
                                          getMSF(), 
                                          xModel);

                XAccessible xRoot = at.getAccessibleObject(xWindow);
                
                

                XAccessibleContext xPanel = at.getAccessibleObjectForRole(xRoot, AccessibleRole.PANEL);
                XAccessibleComponent xPanelCont = UnoRuntime.queryInterface(XAccessibleComponent.class, xPanel);

                // the position of the panel
                Point point = xPanelCont.getLocationOnScreen();

                // the range of the panel
                Rectangle rect = xPanelCont.getBounds();

                try {
                    Robot rob = new Robot();
                    int x = point.X + (rect.Width / 2);
                    int y = point.Y + (rect.Height / 2);
                    System.out.println("try to klick into the middle of the document");
                    rob.mouseMove(x, y);
                    rob.mousePress(InputEvent.BUTTON1_MASK);
                    rob.mouseRelease(InputEvent.BUTTON1_MASK);
                } catch (java.awt.AWTException e) {
                    System.out.println("couldn't press mouse button");
                }
            } catch (java.lang.Exception e){
                System.out.println("could not click into the scroll bar: " + e.toString());
            }
        }
        
        /**
         * This method press the "A" key. Therefore it uses the <CODE>Robot</CODE>
         * class.
         * @see java.awt.Robot
        */
        private void keyIntoDoc(){
            try {
                Robot rob = new Robot();
                System.out.println("try to press 'A'");
                rob.keyPress(java.awt.event.KeyEvent.VK_A);
                rob.keyRelease(java.awt.event.KeyEvent.VK_A);
            } catch (java.awt.AWTException e) {
                System.out.println("couldn't press key");
            }
            
        }
    }
    
    /** This interface represents all possible actions which could be used 
     * in the <CODE>EventTrigger</CODE> class.
     * @see EventTest.EventTrigger
    */ 
    private interface EventTriggerType{
        
        /** klick the mouse into the scroll bar*/
        final public static int MOUSE_KLICK_INTO_DOC = 1;
        
        /** write some text into a spread sheet*/
        final public static int KEY_TEXT_INTO_DOC = 2;
    }




    private XMultiServiceFactory getMSF()
    {
        final XMultiServiceFactory xMSF1 = UnoRuntime.queryInterface(XMultiServiceFactory.class, connection.getComponentContext().getServiceManager());
        return xMSF1;
    }

    // setup and close connections
    @BeforeClass public static void setUpConnection() throws Exception {
        System.out.println("setUpConnection()");
        connection.setUp();
    }

    @AfterClass public static void tearDownConnection()
        throws InterruptedException, com.sun.star.uno.Exception
    {
        System.out.println("tearDownConnection()");
        connection.tearDown();
    }

    private static final OfficeConnection connection = new OfficeConnection();

}