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annotate dbus-d-javatests/jsrc/filetree/FileTreeContentProvider.java @ 0:a5576806d36d

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recreate repository without any libs for lightweight repository
author Frank Benoit <benoit@tionex.de>
date Sat, 20 Oct 2007 18:07:18 +0200
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children 65fb7ef02c50
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a5576806d36d recreate repository without any libs for lightweight repository
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1 package filetree;
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2
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3 import java.io.File;
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4
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5 import org.eclipse.jface.viewers.ITreeContentProvider;
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6 import org.eclipse.jface.viewers.Viewer;
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7
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8 /**
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9 * This class provides the content for the tree in FileTree
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10 */
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11
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12 class FileTreeContentProvider implements ITreeContentProvider {
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13 /**
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14 * Gets the children of the specified object
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15 *
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16 * @param arg0
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17 * the parent object
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18 * @return Object[]
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19 */
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20 public Object[] getChildren(Object arg0) {
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21 // Return the files and subdirectories in this directory
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22 return ((DataItem) arg0).getChilds();
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23 }
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24
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25 /**
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26 * Gets the parent of the specified object
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27 *
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28 * @param arg0
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29 * the object
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30 * @return Object
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31 */
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32 public Object getParent(Object arg0) {
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33 // Return this file's parent file
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34 return null;//((DataItem) arg0).getParentFile();
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35 }
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36
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37 /**
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38 * Returns whether the passed object has children
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39 *
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40 * @param arg0
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41 * the parent object
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42 * @return boolean
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43 */
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44 public boolean hasChildren(Object arg0) {
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45 return ((DataItem) arg0).isFolder();
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46 }
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47
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48 /**
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49 * Gets the root element(s) of the tree
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50 *
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51 * @param arg0
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52 * the input data
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53 * @return Object[]
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54 */
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55 public Object[] getElements(Object arg0) {
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56 // These are the root elements of the tree
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57 // We don't care what arg0 is, because we just want all
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58 // the root nodes in the file system
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59 return ((DataFileSystem)arg0).getRoots();
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60 }
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61
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62 /**
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63 * Disposes any created resources
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64 */
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65 public void dispose() {
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66 // Nothing to dispose
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67 }
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68
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69 /**
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70 * Called when the input changes
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71 *
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72 * @param arg0
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73 * the viewer
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74 * @param arg1
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75 * the old input
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76 * @param arg2
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77 * the new input
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78 */
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79 public void inputChanged(Viewer arg0, Object arg1, Object arg2) {
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80 // Nothing to change
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81 }
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82 }