Mercurial > projects > dwt-addons
annotate dwtx/text/edits/CopyTargetEdit.d @ 153:f70d9508c95c
Fix java Collection imports
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Mon, 25 Aug 2008 00:27:31 +0200 |
| parents | 6dcb0baaa031 |
| children |
| 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.CopyTargetEdit; | |
| 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.TextEditCopier; // 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
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parents:
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diff
changeset
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40 import dwtx.dwtxhelper.Collection; |
| 129 | 41 |
| 42 import dwtx.core.runtime.Assert; | |
| 43 import dwtx.jface.text.BadLocationException; | |
| 44 import dwtx.jface.text.IDocument; | |
| 45 | |
| 46 /** | |
| 47 * A copy target edit denotes the target of a copy operation. Copy | |
| 48 * target edits are only valid inside an edit tree if they have a | |
| 49 * corresponding source edit. Furthermore a target edit can't | |
| 50 * can't be a direct or indirect child of the associated source edit. | |
| 51 * Violating one of two requirements will result in a <code> | |
| 52 * MalformedTreeException</code> when executing the edit tree. | |
| 53 * <p> | |
| 54 * Copy target edits can't be used as a parent for other edits. | |
| 55 * Trying to add an edit to a copy target edit results in a <code> | |
| 56 * MalformedTreeException</code> as well. | |
| 57 * | |
| 58 * @see dwtx.text.edits.CopySourceEdit | |
| 59 * | |
| 60 * @since 3.0 | |
| 61 */ | |
| 62 public final class CopyTargetEdit : TextEdit { | |
| 63 | |
| 64 private CopySourceEdit fSource; | |
| 65 | |
| 66 /** | |
| 67 * Constructs a new copy target edit | |
| 68 * | |
| 69 * @param offset the edit's offset | |
| 70 */ | |
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71 public this(int offset) { |
| 129 | 72 super(offset, 0); |
| 73 } | |
| 74 | |
| 75 /** | |
| 76 * Constructs an new copy target edit | |
| 77 * | |
| 78 * @param offset the edit's offset | |
| 79 * @param source the corresponding source edit | |
| 80 */ | |
| 130 | 81 public this(int offset, CopySourceEdit source) { |
| 129 | 82 this(offset); |
| 83 setSourceEdit(source); | |
| 84 } | |
| 85 | |
| 86 /* | |
| 87 * Copy constructor | |
| 88 */ | |
| 130 | 89 private this(CopyTargetEdit other) { |
| 129 | 90 super(other); |
| 91 } | |
| 92 | |
| 93 /** | |
| 94 * Returns the associated source edit or <code>null</code> | |
| 95 * if no source edit is associated yet. | |
| 96 * | |
| 97 * @return the source edit or <code>null</code> | |
| 98 */ | |
| 99 public CopySourceEdit getSourceEdit() { | |
| 100 return fSource; | |
| 101 } | |
| 102 | |
| 103 /** | |
| 104 * Sets the source edit. | |
| 105 * | |
| 106 * @param edit the source edit | |
| 107 * | |
| 108 * @exception MalformedTreeException is thrown if the target edit | |
| 109 * is a direct or indirect child of the source edit | |
| 110 */ | |
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parents:
134
diff
changeset
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111 public void setSourceEdit(CopySourceEdit edit) { |
| 129 | 112 Assert.isNotNull(edit); |
| 113 if (fSource !is edit) { | |
| 114 fSource= edit; | |
| 115 fSource.setTargetEdit(this); | |
| 116 TextEdit parent= getParent(); | |
| 117 while (parent !is null) { | |
| 118 if (parent is fSource) | |
| 119 throw new MalformedTreeException(parent, this, TextEditMessages.getString("CopyTargetEdit.wrong_parent")); //$NON-NLS-1$ | |
| 120 parent= parent.getParent(); | |
| 121 } | |
| 122 } | |
| 123 } | |
| 124 | |
| 125 /* | |
| 126 * @see TextEdit#doCopy | |
| 127 */ | |
| 128 protected TextEdit doCopy() { | |
| 129 return new CopyTargetEdit(this); | |
| 130 } | |
| 131 | |
| 132 /* | |
| 133 * @see TextEdit#postProcessCopy | |
| 134 */ | |
| 135 protected void postProcessCopy(TextEditCopier copier) { | |
| 136 if (fSource !is null) { | |
| 134 | 137 CopyTargetEdit target= cast(CopyTargetEdit)copier.getCopy(this); |
| 138 CopySourceEdit source= cast(CopySourceEdit)copier.getCopy(fSource); | |
| 129 | 139 if (target !is null && source !is null) |
| 140 target.setSourceEdit(source); | |
| 141 } | |
| 142 } | |
| 143 | |
| 144 /* | |
| 145 * @see TextEdit#accept0 | |
| 146 */ | |
| 147 protected void accept0(TextEditVisitor visitor) { | |
| 148 bool visitChildren= visitor.visit(this); | |
| 149 if (visitChildren) { | |
| 150 acceptChildren(visitor); | |
| 151 } | |
| 152 } | |
| 153 | |
| 154 /* | |
| 155 * @see TextEdit#traverseConsistencyCheck | |
| 156 */ | |
| 157 int traverseConsistencyCheck(TextEditProcessor processor, IDocument document, List sourceEdits) { | |
| 158 return super.traverseConsistencyCheck(processor, document, sourceEdits) + 1; | |
| 159 } | |
| 160 | |
| 161 /* | |
| 162 * @see TextEdit#performConsistencyCheck | |
| 163 */ | |
|
136
6dcb0baaa031
Regex removal of throws decls, some instanceof
Frank Benoit <benoit@tionex.de>
parents:
134
diff
changeset
|
164 void performConsistencyCheck(TextEditProcessor processor, IDocument document) { |
| 129 | 165 if (fSource is null) |
| 166 throw new MalformedTreeException(getParent(), this, TextEditMessages.getString("CopyTargetEdit.no_source")); //$NON-NLS-1$ | |
| 167 if (fSource.getTargetEdit() !is this) | |
| 168 throw new MalformedTreeException(getParent(), this, TextEditMessages.getString("CopyTargetEdit.different_target")); //$NON-NLS-1$ | |
| 169 } | |
| 170 | |
| 171 /* | |
| 172 * @see TextEdit#performDocumentUpdating | |
| 173 */ | |
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136
6dcb0baaa031
Regex removal of throws decls, some instanceof
Frank Benoit <benoit@tionex.de>
parents:
134
diff
changeset
|
174 int performDocumentUpdating(IDocument document) { |
| 129 | 175 String source= fSource.getContent(); |
| 176 document.replace(getOffset(), getLength(), source); | |
| 177 fDelta= source.length() - getLength(); | |
| 178 fSource.clearContent(); | |
| 179 return fDelta; | |
| 180 } | |
| 181 | |
| 182 /* | |
| 183 * @see TextEdit#deleteChildren | |
| 184 */ | |
| 185 bool deleteChildren() { | |
| 186 return false; | |
| 187 } | |
| 188 } |