Mercurial > projects > dwt-addons
annotate dwtx/text/edits/TextEditCopier.d @ 153:f70d9508c95c
Fix java Collection imports
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Mon, 25 Aug 2008 00:27:31 +0200 |
| parents | 51e6e63f930e |
| children | 7926b636c282 |
| rev | line source |
|---|---|
| 129 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 2006 IBM Corporation and others. | |
| 3 * All rights reserved. This program and the accompanying materials | |
| 4 * are made available under the terms of the Eclipse Public License v1.0 | |
| 5 * which accompanies this distribution, and is available at | |
| 6 * http://www.eclipse.org/legal/epl-v10.html | |
| 7 * | |
| 8 * Contributors: | |
| 9 * IBM Corporation - initial API and implementation | |
| 10 * Port to the D programming language: | |
| 11 * Frank Benoit <benoit@tionex.de> | |
| 12 *******************************************************************************/ | |
| 13 module dwtx.text.edits.TextEditCopier; | |
| 14 | |
| 131 | 15 import dwtx.text.edits.MultiTextEdit; // packageimport |
| 16 import dwtx.text.edits.CopySourceEdit; // packageimport | |
| 17 import dwtx.text.edits.MoveSourceEdit; // packageimport | |
| 18 import dwtx.text.edits.CopyingRangeMarker; // packageimport | |
| 19 import dwtx.text.edits.ReplaceEdit; // packageimport | |
| 20 import dwtx.text.edits.EditDocument; // packageimport | |
| 21 import dwtx.text.edits.UndoCollector; // packageimport | |
| 22 import dwtx.text.edits.DeleteEdit; // packageimport | |
| 23 import dwtx.text.edits.MoveTargetEdit; // packageimport | |
| 24 import dwtx.text.edits.CopyTargetEdit; // packageimport | |
| 25 import dwtx.text.edits.ISourceModifier; // packageimport | |
| 26 import dwtx.text.edits.TextEditMessages; // packageimport | |
| 27 import dwtx.text.edits.TextEditProcessor; // packageimport | |
| 28 import dwtx.text.edits.MalformedTreeException; // packageimport | |
| 29 import dwtx.text.edits.TreeIterationInfo; // packageimport | |
| 30 import dwtx.text.edits.TextEditVisitor; // packageimport | |
| 31 import dwtx.text.edits.TextEditGroup; // packageimport | |
| 32 import dwtx.text.edits.TextEdit; // packageimport | |
| 33 import dwtx.text.edits.RangeMarker; // packageimport | |
| 34 import dwtx.text.edits.UndoEdit; // packageimport | |
| 35 import dwtx.text.edits.InsertEdit; // packageimport | |
| 36 | |
| 37 | |
| 129 | 38 import dwt.dwthelper.utils; |
| 39 | |
|
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f70d9508c95c
Fix java Collection imports
Frank Benoit <benoit@tionex.de>
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40 import dwtx.dwtxhelper.Collection; |
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f70d9508c95c
Fix java Collection imports
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parents:
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41 |
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Fix java Collection imports
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parents:
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42 |
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parents:
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Fix java Collection imports
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parents:
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diff
changeset
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44 |
| 129 | 45 |
| 46 import dwtx.core.runtime.Assert; | |
| 47 | |
| 48 | |
| 49 /** | |
| 50 * Copies a tree of text edits. A text edit copier keeps a map | |
| 51 * between original and new text edits. It can be used to map | |
| 52 * a copy back to its original edit. | |
| 53 * | |
| 54 * @since 3.0 | |
| 55 */ | |
| 56 public final class TextEditCopier { | |
| 57 | |
| 58 private TextEdit fEdit; | |
| 59 private Map fCopies; | |
| 60 | |
| 61 /** | |
| 62 * Constructs a new <code>TextEditCopier</code> for the | |
| 63 * given edit. The actual copy is done by calling <code> | |
| 64 * perform</code>. | |
| 65 * | |
| 66 * @param edit the edit to copy | |
| 67 * | |
| 68 * @see #perform() | |
| 69 */ | |
| 130 | 70 public this(TextEdit edit) { |
| 129 | 71 super(); |
| 72 Assert.isNotNull(edit); | |
| 73 fEdit= edit; | |
| 74 fCopies= new HashMap(); | |
| 75 } | |
| 76 | |
| 77 /** | |
| 78 * Performs the actual copying. | |
| 79 * | |
| 80 * @return the copy | |
| 81 */ | |
| 82 public TextEdit perform() { | |
| 83 TextEdit result= doCopy(fEdit); | |
| 84 if (result !is null) { | |
| 85 for (Iterator iter= fCopies.keySet().iterator(); iter.hasNext();) { | |
| 134 | 86 TextEdit edit= cast(TextEdit)iter.next(); |
| 129 | 87 edit.postProcessCopy(this); |
| 88 } | |
| 89 } | |
| 90 return result; | |
| 91 } | |
| 92 | |
| 93 /** | |
| 94 * Returns the copy for the original text edit. | |
| 95 * | |
| 96 * @param original the original for which the copy | |
| 97 * is requested | |
| 98 * @return the copy of the original edit or <code>null</code> | |
| 99 * if the original isn't managed by this copier | |
| 100 */ | |
| 101 public TextEdit getCopy(TextEdit original) { | |
| 102 Assert.isNotNull(original); | |
| 134 | 103 return cast(TextEdit)fCopies.get(original); |
| 129 | 104 } |
| 105 | |
| 106 //---- helper methods -------------------------------------------- | |
| 107 | |
| 108 private TextEdit doCopy(TextEdit edit) { | |
| 109 TextEdit result= edit.doCopy(); | |
| 110 List children= edit.internalGetChildren(); | |
| 111 if (children !is null) { | |
| 112 List newChildren= new ArrayList(children.size()); | |
| 113 for (Iterator iter= children.iterator(); iter.hasNext();) { | |
| 134 | 114 TextEdit childCopy= doCopy(cast(TextEdit)iter.next()); |
| 129 | 115 childCopy.internalSetParent(result); |
| 116 newChildren.add(childCopy); | |
| 117 } | |
| 118 result.internalSetChildren(newChildren); | |
| 119 } | |
| 120 addCopy(edit, result); | |
| 121 return result; | |
| 122 } | |
| 123 | |
| 124 private void addCopy(TextEdit original, TextEdit copy) { | |
| 125 fCopies.put(original, copy); | |
| 126 } | |
| 127 } |