1 |
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2 | package de.ugoe.cs.quest.jfcmonitor;
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3 |
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4 | import java.awt.AWTEvent;
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5 | import java.awt.Window;
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6 | import java.awt.event.AWTEventListener;
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7 | import java.awt.event.WindowEvent;
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8 |
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9 | /**
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10 | * <p>
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11 | * An AWT event listener responsible to monitor the window creation and destruction.
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12 | * </p>
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13 | *
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14 | * @author Steffen Herbold, Fabian Glaser
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15 | * @version 1.0
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16 | */
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17 | public class WindowMonitor implements AWTEventListener {
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18 | /**
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19 | * <p>
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20 | * Writer for logging events.
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21 | * </p>
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22 | */
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23 | final private JFCMonitorOutputWriter outputWriter;
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24 |
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25 | /**
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26 | * <p>
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27 | * Constructor. Creates a new WindowMonitor with a given {@link JFCMonitorOutputWriter}, where the
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28 | * monitored information is logged.
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29 | * </p>
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30 | *
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31 | * @param outputWriter
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32 | * writer for the logged information
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33 | */
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34 | public WindowMonitor(JFCMonitorOutputWriter outputWriter) {
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35 | this.outputWriter = outputWriter;
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36 | }
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37 |
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38 |
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39 | /**
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40 | * <p>
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41 | * Adds all created windows (and their child components) to the GUI hierarchy maintained by
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42 | * {@link JFCComponent} and removes them if a window is destroyed.
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43 | * </p>
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44 | * </p>
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45 | *
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46 | * @see java.awt.event.AWTEventListener#eventDispatched(java.awt.AWTEvent)
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47 | */
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48 | @Override
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49 | public void eventDispatched(AWTEvent event) {
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50 | Window window;
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51 | switch (event.getID())
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52 | {
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53 | case WindowEvent.WINDOW_OPENED:
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54 | window = ((WindowEvent) event).getWindow();
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55 | JFCComponent.add(window);
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56 | JFCComponent jfcComponent = JFCComponent.find(window);
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57 | if (jfcComponent != null) {
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58 | outputWriter.write(jfcComponent.getXML());
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59 | outputWriter.write(jfcComponent.printChildren());
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60 | }
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61 | break;
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62 | default:
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63 | break;
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64 | }
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65 | }
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66 |
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67 | } |
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