Mercurial > projects > dwt-addons
annotate dwtx/jface/text/source/projection/ProjectionRulerColumn.d @ 153:f70d9508c95c
Fix java Collection imports
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Mon, 25 Aug 2008 00:27:31 +0200 |
| parents | b6bad70d540a |
| children | 1a5b8f8129df |
| 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.jface.text.source.projection.ProjectionRulerColumn; | |
| 14 | |
| 131 | 15 import dwtx.jface.text.source.projection.ProjectionViewer; // packageimport |
| 16 import dwtx.jface.text.source.projection.ProjectionSupport; // packageimport | |
| 17 import dwtx.jface.text.source.projection.IProjectionPosition; // packageimport | |
| 18 import dwtx.jface.text.source.projection.AnnotationBag; // packageimport | |
| 19 import dwtx.jface.text.source.projection.ProjectionSummary; // packageimport | |
| 20 import dwtx.jface.text.source.projection.ProjectionAnnotationHover; // packageimport | |
| 21 import dwtx.jface.text.source.projection.ProjectionAnnotationModel; // packageimport | |
| 22 import dwtx.jface.text.source.projection.SourceViewerInformationControl; // packageimport | |
| 23 import dwtx.jface.text.source.projection.IProjectionListener; // packageimport | |
| 24 import dwtx.jface.text.source.projection.ProjectionAnnotation; // packageimport | |
| 25 | |
| 26 | |
| 129 | 27 import dwt.dwthelper.utils; |
| 28 | |
| 29 | |
|
153
f70d9508c95c
Fix java Collection imports
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parents:
138
diff
changeset
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30 import dwtx.dwtxhelper.Collection; |
| 129 | 31 |
| 32 import dwt.DWT; | |
| 33 import dwt.events.MouseEvent; | |
| 34 import dwt.events.MouseMoveListener; | |
| 35 import dwt.events.MouseTrackAdapter; | |
| 36 import dwt.graphics.Color; | |
| 37 import dwt.widgets.Composite; | |
| 38 import dwt.widgets.Control; | |
| 39 import dwt.widgets.Display; | |
| 40 import dwtx.jface.text.BadLocationException; | |
| 41 import dwtx.jface.text.IDocument; | |
| 42 import dwtx.jface.text.Position; | |
| 43 import dwtx.jface.text.source.AnnotationRulerColumn; | |
| 44 import dwtx.jface.text.source.CompositeRuler; | |
| 45 import dwtx.jface.text.source.IAnnotationAccess; | |
| 46 import dwtx.jface.text.source.IAnnotationModel; | |
| 47 import dwtx.jface.text.source.IAnnotationModelExtension; | |
| 48 | |
| 49 | |
| 50 /** | |
| 51 * A ruler column for controlling the behavior of a | |
| 52 * {@link dwtx.jface.text.source.projection.ProjectionViewer}. | |
| 53 * | |
| 54 * @since 3.0 | |
| 55 */ | |
| 56 class ProjectionRulerColumn : AnnotationRulerColumn { | |
| 57 | |
| 58 private ProjectionAnnotation fCurrentAnnotation; | |
| 59 | |
| 60 /** | |
| 61 * Creates a new projection ruler column. | |
| 62 * | |
| 63 * @param model the column's annotation model | |
| 64 * @param width the width in pixels | |
| 65 * @param annotationAccess the annotation access | |
| 66 */ | |
|
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67 public this(IAnnotationModel model, int width, IAnnotationAccess annotationAccess) { |
| 129 | 68 super(model, width, annotationAccess); |
| 69 } | |
| 70 | |
| 71 /** | |
| 72 * Creates a new projection ruler column. | |
| 73 * | |
| 74 * @param width the width in pixels | |
| 75 * @param annotationAccess the annotation access | |
| 76 */ | |
|
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parents:
131
diff
changeset
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77 public this(int width, IAnnotationAccess annotationAccess) { |
| 129 | 78 super(width, annotationAccess); |
| 79 } | |
| 80 | |
| 81 /* | |
| 82 * @see dwtx.jface.text.source.AnnotationRulerColumn#mouseClicked(int) | |
| 83 */ | |
| 84 protected void mouseClicked(int line) { | |
| 85 clearCurrentAnnotation(); | |
| 86 ProjectionAnnotation annotation= findAnnotation(line, true); | |
| 87 if (annotation !is null) { | |
| 134 | 88 ProjectionAnnotationModel model= cast(ProjectionAnnotationModel) getModel(); |
| 129 | 89 model.toggleExpansionState(annotation); |
| 90 } | |
| 91 } | |
| 92 | |
| 93 /** | |
| 94 * Returns the projection annotation of the column's annotation | |
| 95 * model that contains the given line. | |
| 96 * | |
| 97 * @param line the line | |
| 98 * @param exact <code>true</code> if the annotation range must match exactly | |
| 99 * @return the projection annotation containing the given line | |
| 100 */ | |
| 101 private ProjectionAnnotation findAnnotation(int line, bool exact) { | |
| 102 | |
| 103 ProjectionAnnotation previousAnnotation= null; | |
| 104 | |
| 105 IAnnotationModel model= getModel(); | |
| 106 if (model !is null) { | |
| 107 IDocument document= getCachedTextViewer().getDocument(); | |
| 108 | |
| 109 int previousDistance= Integer.MAX_VALUE; | |
| 110 | |
| 111 Iterator e= model.getAnnotationIterator(); | |
| 112 while (e.hasNext()) { | |
| 113 Object next= e.next(); | |
| 138 | 114 if ( cast(ProjectionAnnotation)next ) { |
| 134 | 115 ProjectionAnnotation annotation= cast(ProjectionAnnotation) next; |
| 129 | 116 Position p= model.getPosition(annotation); |
| 117 if (p is null) | |
| 118 continue; | |
| 119 | |
| 120 int distance= getDistance(annotation, p, document, line); | |
| 121 if (distance is -1) | |
| 122 continue; | |
| 123 | |
| 124 if (!exact) { | |
| 125 if (distance < previousDistance) { | |
| 126 previousAnnotation= annotation; | |
| 127 previousDistance= distance; | |
| 128 } | |
| 129 } else if (distance is 0) { | |
| 130 previousAnnotation= annotation; | |
| 131 } | |
| 132 } | |
| 133 } | |
| 134 } | |
| 135 | |
| 136 return previousAnnotation; | |
| 137 } | |
| 138 | |
| 139 /** | |
| 140 * Returns the distance of the given line to the start line of the given position in the given document. The distance is | |
| 141 * <code>-1</code> when the line is not included in the given position. | |
| 142 * | |
| 143 * @param annotation the annotation | |
| 144 * @param position the position | |
| 145 * @param document the document | |
| 146 * @param line the line | |
| 147 * @return <code>-1</code> if line is not contained, a position number otherwise | |
| 148 */ | |
| 149 private int getDistance(ProjectionAnnotation annotation, Position position, IDocument document, int line) { | |
| 150 if (position.getOffset() > -1 && position.getLength() > -1) { | |
| 151 try { | |
| 152 int startLine= document.getLineOfOffset(position.getOffset()); | |
| 153 int endLine= document.getLineOfOffset(position.getOffset() + position.getLength()); | |
| 154 if (startLine <= line && line < endLine) { | |
| 155 if (annotation.isCollapsed()) { | |
| 156 int captionOffset; | |
| 138 | 157 if ( cast(IProjectionPosition)position ) |
| 134 | 158 captionOffset= (cast(IProjectionPosition) position).computeCaptionOffset(document); |
| 129 | 159 else |
| 160 captionOffset= 0; | |
| 161 | |
| 162 int captionLine= document.getLineOfOffset(position.getOffset() + captionOffset); | |
| 163 if (startLine <= captionLine && captionLine < endLine) | |
| 164 return Math.abs(line - captionLine); | |
| 165 } | |
| 166 return line - startLine; | |
| 167 } | |
| 168 } catch (BadLocationException x) { | |
| 169 } | |
| 170 } | |
| 171 return -1; | |
| 172 } | |
| 173 | |
| 174 private bool clearCurrentAnnotation() { | |
| 175 if (fCurrentAnnotation !is null) { | |
| 176 fCurrentAnnotation.setRangeIndication(false); | |
| 177 fCurrentAnnotation= null; | |
| 178 return true; | |
| 179 } | |
| 180 return false; | |
| 181 } | |
| 182 | |
| 183 /* | |
| 184 * @see dwtx.jface.text.source.IVerticalRulerColumn#createControl(dwtx.jface.text.source.CompositeRuler, dwt.widgets.Composite) | |
| 185 */ | |
| 186 public Control createControl(CompositeRuler parentRuler, Composite parentControl) { | |
| 187 Control control= super.createControl(parentRuler, parentControl); | |
| 188 | |
| 189 // set background | |
| 190 Display display= parentControl.getDisplay(); | |
| 191 Color background= display.getSystemColor(DWT.COLOR_LIST_BACKGROUND); | |
| 192 control.setBackground(background); | |
| 193 | |
| 194 // install hover listener | |
| 135 | 195 control.addMouseTrackListener(new class() MouseTrackAdapter { |
| 129 | 196 public void mouseExit(MouseEvent e) { |
| 197 if (clearCurrentAnnotation()) | |
| 198 redraw(); | |
| 199 } | |
| 200 }); | |
| 201 | |
| 202 // install mouse move listener | |
| 135 | 203 control.addMouseMoveListener(new class() MouseMoveListener { |
| 129 | 204 public void mouseMove(MouseEvent e) { |
| 205 bool redraw= false; | |
| 206 ProjectionAnnotation annotation= findAnnotation(toDocumentLineNumber(e.y), false); | |
| 207 if (annotation !is fCurrentAnnotation) { | |
| 208 if (fCurrentAnnotation !is null) { | |
| 209 fCurrentAnnotation.setRangeIndication(false); | |
| 210 redraw= true; | |
| 211 } | |
| 212 fCurrentAnnotation= annotation; | |
| 213 if (fCurrentAnnotation !is null && !fCurrentAnnotation.isCollapsed()) { | |
| 214 fCurrentAnnotation.setRangeIndication(true); | |
| 215 redraw= true; | |
| 216 } | |
| 217 } | |
| 218 if (redraw) | |
| 219 redraw(); | |
| 220 } | |
| 221 }); | |
| 222 return control; | |
| 223 } | |
| 224 | |
| 225 /* | |
| 226 * @see dwtx.jface.text.source.AnnotationRulerColumn#setModel(dwtx.jface.text.source.IAnnotationModel) | |
| 227 */ | |
| 228 public void setModel(IAnnotationModel model) { | |
| 138 | 229 if ( cast(IAnnotationModelExtension)model ) { |
| 134 | 230 IAnnotationModelExtension extension= cast(IAnnotationModelExtension) model; |
| 129 | 231 model= extension.getAnnotationModel(ProjectionSupport.PROJECTION); |
| 232 } | |
| 233 super.setModel(model); | |
| 234 } | |
| 235 | |
| 236 /* | |
| 237 * @see dwtx.jface.text.source.AnnotationRulerColumn#isPropagatingMouseListener() | |
| 238 */ | |
| 239 protected bool isPropagatingMouseListener() { | |
| 240 return false; | |
| 241 } | |
| 242 | |
| 243 /* | |
| 244 * @see dwtx.jface.text.source.AnnotationRulerColumn#hasAnnotation(int) | |
| 245 */ | |
| 246 protected bool hasAnnotation(int lineNumber) { | |
| 247 return findAnnotation(lineNumber, true) !is null; | |
| 248 } | |
| 249 } |