Mercurial > projects > dwt-addons
annotate dwtx/jface/text/AbstractInformationControl.d @ 156:a9566845f1cb
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| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Mon, 25 Aug 2008 19:03:46 +0200 |
| parents | 75302ef3f92f |
| children | f8d52b926852 |
| rev | line source |
|---|---|
| 129 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2008 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.AbstractInformationControl; | |
| 14 | |
| 131 | 15 import dwtx.jface.text.IDocumentPartitioningListener; // packageimport |
| 16 import dwtx.jface.text.DefaultTextHover; // packageimport | |
| 17 import dwtx.jface.text.TextUtilities; // packageimport | |
| 18 import dwtx.jface.text.IInformationControlCreatorExtension; // packageimport | |
| 19 import dwtx.jface.text.AbstractInformationControlManager; // packageimport | |
| 20 import dwtx.jface.text.ITextViewerExtension2; // packageimport | |
| 21 import dwtx.jface.text.IDocumentPartitioner; // packageimport | |
| 22 import dwtx.jface.text.DefaultIndentLineAutoEditStrategy; // packageimport | |
| 23 import dwtx.jface.text.ITextSelection; // packageimport | |
| 24 import dwtx.jface.text.Document; // packageimport | |
| 25 import dwtx.jface.text.FindReplaceDocumentAdapterContentProposalProvider; // packageimport | |
| 26 import dwtx.jface.text.ITextListener; // packageimport | |
| 27 import dwtx.jface.text.BadPartitioningException; // packageimport | |
| 28 import dwtx.jface.text.ITextViewerExtension5; // packageimport | |
| 29 import dwtx.jface.text.IDocumentPartitionerExtension3; // packageimport | |
| 30 import dwtx.jface.text.IUndoManager; // packageimport | |
| 31 import dwtx.jface.text.ITextHoverExtension2; // packageimport | |
| 32 import dwtx.jface.text.IRepairableDocument; // packageimport | |
| 33 import dwtx.jface.text.IRewriteTarget; // packageimport | |
| 34 import dwtx.jface.text.DefaultPositionUpdater; // packageimport | |
| 35 import dwtx.jface.text.RewriteSessionEditProcessor; // packageimport | |
| 36 import dwtx.jface.text.TextViewerHoverManager; // packageimport | |
| 37 import dwtx.jface.text.DocumentRewriteSession; // packageimport | |
| 38 import dwtx.jface.text.TextViewer; // packageimport | |
| 39 import dwtx.jface.text.ITextViewerExtension8; // packageimport | |
| 40 import dwtx.jface.text.RegExMessages; // packageimport | |
| 41 import dwtx.jface.text.IDelayedInputChangeProvider; // packageimport | |
| 42 import dwtx.jface.text.ITextOperationTargetExtension; // packageimport | |
| 43 import dwtx.jface.text.IWidgetTokenOwner; // packageimport | |
| 44 import dwtx.jface.text.IViewportListener; // packageimport | |
| 45 import dwtx.jface.text.GapTextStore; // packageimport | |
| 46 import dwtx.jface.text.MarkSelection; // packageimport | |
| 47 import dwtx.jface.text.IDocumentPartitioningListenerExtension; // packageimport | |
| 48 import dwtx.jface.text.IDocumentAdapterExtension; // packageimport | |
| 49 import dwtx.jface.text.IInformationControlExtension; // packageimport | |
| 50 import dwtx.jface.text.IDocumentPartitioningListenerExtension2; // packageimport | |
| 51 import dwtx.jface.text.DefaultDocumentAdapter; // packageimport | |
| 52 import dwtx.jface.text.ITextViewerExtension3; // packageimport | |
| 53 import dwtx.jface.text.IInformationControlCreator; // packageimport | |
| 54 import dwtx.jface.text.TypedRegion; // packageimport | |
| 55 import dwtx.jface.text.ISynchronizable; // packageimport | |
| 56 import dwtx.jface.text.IMarkRegionTarget; // packageimport | |
| 57 import dwtx.jface.text.TextViewerUndoManager; // packageimport | |
| 58 import dwtx.jface.text.IRegion; // packageimport | |
| 59 import dwtx.jface.text.IInformationControlExtension2; // packageimport | |
| 60 import dwtx.jface.text.IDocumentExtension4; // packageimport | |
| 61 import dwtx.jface.text.IDocumentExtension2; // packageimport | |
| 62 import dwtx.jface.text.IDocumentPartitionerExtension2; // packageimport | |
| 63 import dwtx.jface.text.Assert; // packageimport | |
| 64 import dwtx.jface.text.DefaultInformationControl; // packageimport | |
| 65 import dwtx.jface.text.IWidgetTokenOwnerExtension; // packageimport | |
| 66 import dwtx.jface.text.DocumentClone; // packageimport | |
| 67 import dwtx.jface.text.DefaultUndoManager; // packageimport | |
| 68 import dwtx.jface.text.IFindReplaceTarget; // packageimport | |
| 69 import dwtx.jface.text.IAutoEditStrategy; // packageimport | |
| 70 import dwtx.jface.text.ILineTrackerExtension; // packageimport | |
| 71 import dwtx.jface.text.IUndoManagerExtension; // packageimport | |
| 72 import dwtx.jface.text.TextSelection; // packageimport | |
| 73 import dwtx.jface.text.DefaultAutoIndentStrategy; // packageimport | |
| 74 import dwtx.jface.text.IAutoIndentStrategy; // packageimport | |
| 75 import dwtx.jface.text.IPainter; // packageimport | |
| 76 import dwtx.jface.text.IInformationControl; // packageimport | |
| 77 import dwtx.jface.text.IInformationControlExtension3; // packageimport | |
| 78 import dwtx.jface.text.ITextViewerExtension6; // packageimport | |
| 79 import dwtx.jface.text.IInformationControlExtension4; // packageimport | |
| 80 import dwtx.jface.text.DefaultLineTracker; // packageimport | |
| 81 import dwtx.jface.text.IDocumentInformationMappingExtension; // packageimport | |
| 82 import dwtx.jface.text.IRepairableDocumentExtension; // packageimport | |
| 83 import dwtx.jface.text.ITextHover; // packageimport | |
| 84 import dwtx.jface.text.FindReplaceDocumentAdapter; // packageimport | |
| 85 import dwtx.jface.text.ILineTracker; // packageimport | |
| 86 import dwtx.jface.text.Line; // packageimport | |
| 87 import dwtx.jface.text.ITextViewerExtension; // packageimport | |
| 88 import dwtx.jface.text.IDocumentAdapter; // packageimport | |
| 89 import dwtx.jface.text.TextEvent; // packageimport | |
| 90 import dwtx.jface.text.BadLocationException; // packageimport | |
| 91 import dwtx.jface.text.AbstractDocument; // packageimport | |
| 92 import dwtx.jface.text.AbstractLineTracker; // packageimport | |
| 93 import dwtx.jface.text.TreeLineTracker; // packageimport | |
| 94 import dwtx.jface.text.ITextPresentationListener; // packageimport | |
| 95 import dwtx.jface.text.Region; // packageimport | |
| 96 import dwtx.jface.text.ITextViewer; // packageimport | |
| 97 import dwtx.jface.text.IDocumentInformationMapping; // packageimport | |
| 98 import dwtx.jface.text.MarginPainter; // packageimport | |
| 99 import dwtx.jface.text.IPaintPositionManager; // packageimport | |
| 100 import dwtx.jface.text.TextPresentation; // packageimport | |
| 101 import dwtx.jface.text.IFindReplaceTargetExtension; // packageimport | |
| 102 import dwtx.jface.text.ISlaveDocumentManagerExtension; // packageimport | |
| 103 import dwtx.jface.text.ISelectionValidator; // packageimport | |
| 104 import dwtx.jface.text.IDocumentExtension; // packageimport | |
| 105 import dwtx.jface.text.PropagatingFontFieldEditor; // packageimport | |
| 106 import dwtx.jface.text.ConfigurableLineTracker; // packageimport | |
| 107 import dwtx.jface.text.SlaveDocumentEvent; // packageimport | |
| 108 import dwtx.jface.text.IDocumentListener; // packageimport | |
| 109 import dwtx.jface.text.PaintManager; // packageimport | |
| 110 import dwtx.jface.text.IFindReplaceTargetExtension3; // packageimport | |
| 111 import dwtx.jface.text.ITextDoubleClickStrategy; // packageimport | |
| 112 import dwtx.jface.text.IDocumentExtension3; // packageimport | |
| 113 import dwtx.jface.text.Position; // packageimport | |
| 114 import dwtx.jface.text.TextMessages; // packageimport | |
| 115 import dwtx.jface.text.CopyOnWriteTextStore; // packageimport | |
| 116 import dwtx.jface.text.WhitespaceCharacterPainter; // packageimport | |
| 117 import dwtx.jface.text.IPositionUpdater; // packageimport | |
| 118 import dwtx.jface.text.DefaultTextDoubleClickStrategy; // packageimport | |
| 119 import dwtx.jface.text.ListLineTracker; // packageimport | |
| 120 import dwtx.jface.text.ITextInputListener; // packageimport | |
| 121 import dwtx.jface.text.BadPositionCategoryException; // packageimport | |
| 122 import dwtx.jface.text.IWidgetTokenKeeperExtension; // packageimport | |
| 123 import dwtx.jface.text.IInputChangedListener; // packageimport | |
| 124 import dwtx.jface.text.ITextOperationTarget; // packageimport | |
| 125 import dwtx.jface.text.IDocumentInformationMappingExtension2; // packageimport | |
| 126 import dwtx.jface.text.ITextViewerExtension7; // packageimport | |
| 127 import dwtx.jface.text.IInformationControlExtension5; // packageimport | |
| 128 import dwtx.jface.text.IDocumentRewriteSessionListener; // packageimport | |
| 129 import dwtx.jface.text.JFaceTextUtil; // packageimport | |
| 130 import dwtx.jface.text.AbstractReusableInformationControlCreator; // packageimport | |
| 131 import dwtx.jface.text.TabsToSpacesConverter; // packageimport | |
| 132 import dwtx.jface.text.CursorLinePainter; // packageimport | |
| 133 import dwtx.jface.text.ITextHoverExtension; // packageimport | |
| 134 import dwtx.jface.text.IEventConsumer; // packageimport | |
| 135 import dwtx.jface.text.IDocument; // packageimport | |
| 136 import dwtx.jface.text.IWidgetTokenKeeper; // packageimport | |
| 137 import dwtx.jface.text.DocumentCommand; // packageimport | |
| 138 import dwtx.jface.text.TypedPosition; // packageimport | |
| 139 import dwtx.jface.text.IEditingSupportRegistry; // packageimport | |
| 140 import dwtx.jface.text.IDocumentPartitionerExtension; // packageimport | |
| 141 import dwtx.jface.text.AbstractHoverInformationControlManager; // packageimport | |
| 142 import dwtx.jface.text.IEditingSupport; // packageimport | |
| 143 import dwtx.jface.text.IMarkSelection; // packageimport | |
| 144 import dwtx.jface.text.ISlaveDocumentManager; // packageimport | |
| 145 import dwtx.jface.text.DocumentEvent; // packageimport | |
| 146 import dwtx.jface.text.DocumentPartitioningChangedEvent; // packageimport | |
| 147 import dwtx.jface.text.ITextStore; // packageimport | |
| 148 import dwtx.jface.text.JFaceTextMessages; // packageimport | |
| 149 import dwtx.jface.text.DocumentRewriteSessionEvent; // packageimport | |
| 150 import dwtx.jface.text.SequentialRewriteTextStore; // packageimport | |
| 151 import dwtx.jface.text.DocumentRewriteSessionType; // packageimport | |
| 152 import dwtx.jface.text.TextAttribute; // packageimport | |
| 153 import dwtx.jface.text.ITextViewerExtension4; // packageimport | |
| 154 import dwtx.jface.text.ITypedRegion; // packageimport | |
| 155 | |
| 156 | |
| 129 | 157 import dwt.dwthelper.utils; |
| 158 | |
| 159 | |
| 160 | |
| 161 | |
| 162 import dwt.DWT; | |
| 163 import dwt.events.DisposeListener; | |
| 164 import dwt.events.FocusEvent; | |
| 165 import dwt.events.FocusListener; | |
| 166 import dwt.events.MouseAdapter; | |
| 167 import dwt.events.MouseEvent; | |
| 168 import dwt.events.MouseMoveListener; | |
| 169 import dwt.events.PaintEvent; | |
| 170 import dwt.events.PaintListener; | |
| 171 import dwt.graphics.Color; | |
| 172 import dwt.graphics.Cursor; | |
| 173 import dwt.graphics.Font; | |
| 174 import dwt.graphics.FontData; | |
| 175 import dwt.graphics.GC; | |
| 176 import dwt.graphics.Point; | |
| 177 import dwt.graphics.Rectangle; | |
| 178 import dwt.layout.FillLayout; | |
| 179 import dwt.layout.GridData; | |
| 180 import dwt.layout.GridLayout; | |
| 181 import dwt.widgets.Canvas; | |
| 182 import dwt.widgets.Composite; | |
| 183 import dwt.widgets.Control; | |
| 184 import dwt.widgets.Display; | |
| 185 import dwt.widgets.Event; | |
| 186 import dwt.widgets.Label; | |
| 187 import dwt.widgets.Listener; | |
| 188 import dwt.widgets.Shell; | |
| 189 import dwt.widgets.Slider; | |
| 190 import dwt.widgets.ToolBar; | |
| 191 import dwtx.core.runtime.Assert; | |
| 192 import dwtx.core.runtime.ListenerList; | |
| 193 import dwtx.jface.action.ToolBarManager; | |
| 194 import dwtx.jface.resource.JFaceResources; | |
| 195 import dwtx.jface.util.Geometry; | |
| 196 | |
| 197 | |
| 198 /** | |
| 199 * An abstract information control that can show content inside a shell. | |
| 200 * The information control can be created in two styles: | |
| 201 * <ul> | |
| 202 * <li>non-resizable tooltip with optional status</li> | |
| 203 * <li>resizable tooltip with optional tool bar</li> | |
| 204 * </ul> | |
| 205 * Additionally it can present either a status line containing a status text or | |
| 206 * a toolbar containing toolbar buttons. | |
| 207 * <p> | |
| 208 * Subclasses must either override {@link IInformationControl#setInformation(String)} | |
| 209 * or implement {@link IInformationControlExtension2}. | |
| 210 * They should also extend {@link #computeTrim()} if they create a content area | |
| 211 * with additional trim (e.g. scrollbars) and override {@link #getInformationPresenterControlCreator()}. | |
| 212 * </p> | |
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213 * |
| 129 | 214 * @since 3.4 |
| 215 */ | |
| 216 public abstract class AbstractInformationControl : IInformationControl, IInformationControlExtension, IInformationControlExtension3, IInformationControlExtension4, IInformationControlExtension5 { | |
| 217 | |
| 218 /** The information control's shell. */ | |
| 146 | 219 private const Shell fShell; |
| 129 | 220 /** Composite containing the content created by subclasses. */ |
| 146 | 221 private const Composite fContentComposite; |
| 129 | 222 /** Whether the information control is resizable. */ |
| 146 | 223 private const bool fResizable; |
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224 |
| 129 | 225 /** Composite containing the status line content or <code>null</code> if none. */ |
| 226 private Composite fStatusComposite; | |
| 227 /** Separator between content and status line or <code>null</code> if none. */ | |
| 228 private Label fSeparator; | |
| 229 /** Label in the status line or <code>null</code> if none. */ | |
| 230 private Label fStatusLabel; | |
| 231 /** The toolbar manager used by the toolbar or <code>null</code> if none. */ | |
| 146 | 232 private const ToolBarManager fToolBarManager; |
| 129 | 233 /** Status line toolbar or <code>null</code> if none. */ |
| 234 private ToolBar fToolBar; | |
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235 |
| 129 | 236 /** Listener for shell activation and deactivation. */ |
| 237 private Listener fShellListener; | |
| 238 /** All focus listeners registered to this information control. */ | |
| 239 private ListenerList fFocusListeners= new ListenerList(ListenerList.IDENTITY); | |
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240 |
| 129 | 241 /** Size constraints, x is the maxWidth and y is the maxHeight, or <code>null</code> if not set. */ |
| 242 private Point fSizeConstraints; | |
| 243 /** The size of the resize handle if already set, -1 otherwise */ | |
| 244 private int fResizeHandleSize; | |
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245 |
| 129 | 246 /** |
| 247 * Creates an abstract information control with the given shell as parent. | |
| 248 * The control will not be resizable and optionally show a status line with | |
| 249 * the given status field text. | |
| 250 * <p> | |
| 251 * <em>Important: Subclasses are required to call {@link #create()} at the end of their constructor.</em> | |
| 252 * </p> | |
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253 * |
| 129 | 254 * @param parentShell the parent of this control's shell |
| 255 * @param statusFieldText the text to be used in the status field or <code>null</code> to hide the status field | |
| 256 */ | |
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257 public this(Shell parentShell, String statusFieldText) { |
| 129 | 258 this(parentShell, DWT.TOOL | DWT.ON_TOP, statusFieldText, null); |
| 259 } | |
| 260 | |
| 261 /** | |
| 262 * Creates an abstract information control with the given shell as parent. | |
| 263 * The control will be resizable and optionally show a tool bar managed by | |
| 264 * the given tool bar manager. | |
| 265 * <p> | |
| 266 * <em>Important: Subclasses are required to call {@link #create()} at the end of their constructor.</em> | |
| 267 * </p> | |
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268 * |
| 129 | 269 * @param parentShell the parent of this control's shell |
| 270 * @param toolBarManager the manager or <code>null</code> if toolbar is not desired | |
| 271 */ | |
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272 public this(Shell parentShell, ToolBarManager toolBarManager) { |
| 129 | 273 this(parentShell, DWT.TOOL | DWT.ON_TOP | DWT.RESIZE, null, toolBarManager); |
| 274 } | |
| 275 | |
| 276 /** | |
| 277 * Creates an abstract information control with the given shell as parent. | |
| 278 * <p> | |
| 279 * <em>Important: Subclasses are required to call {@link #create()} at the end of their constructor.</em> | |
| 280 * </p> | |
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281 * |
| 129 | 282 * @param parentShell the parent of this control's shell |
| 283 * @param isResizable <code>true</code> if the control should be resizable | |
| 284 */ | |
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285 public this(Shell parentShell, bool isResizable) { |
| 129 | 286 this(parentShell, DWT.TOOL | DWT.ON_TOP | (isResizable ? DWT.RESIZE : 0), null, null); |
| 287 } | |
| 288 | |
| 289 /** | |
| 290 * Creates an abstract information control with the given shell as parent. | |
| 291 * The given shell style is used for the shell (NO_TRIM will be removed to make sure there's a border). | |
| 292 * <p> | |
| 293 * The control will optionally show either a status line or a tool bar. | |
| 294 * At most one of <code>toolBarManager</code> or <code>statusFieldText</code> can be non-null. | |
| 295 * </p> | |
| 296 * <p> | |
| 297 * <strong>Important:</strong>: Subclasses are required to call {@link #create()} at the end of their constructor. | |
| 298 * </p> | |
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299 * |
| 129 | 300 * @param parentShell the parent of this control's shell |
| 301 * @param shellStyle style of this control's shell | |
| 302 * @param statusFieldText the text to be used in the status field or <code>null</code> to hide the status field | |
| 303 * @param toolBarManager the manager or <code>null</code> if toolbar is not desired | |
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304 * |
| 129 | 305 * @deprecated clients should use one of the public constructors |
| 306 */ | |
| 156 | 307 this(Shell parentShell, int shellStyle, String statusFieldText, ToolBarManager toolBarManager) { |
| 129 | 308 Assert.isTrue(statusFieldText is null || toolBarManager is null); |
| 309 fResizeHandleSize= -1; | |
| 310 fToolBarManager= toolBarManager; | |
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311 |
| 129 | 312 if ((shellStyle & DWT.NO_TRIM) !is 0) |
| 313 shellStyle&= ~(DWT.NO_TRIM | DWT.SHELL_TRIM); // make sure we get the OS border but no other trims | |
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314 |
| 129 | 315 fResizable= (shellStyle & DWT.RESIZE) !is 0; // on GTK, Shell removes DWT.RESIZE if DWT.ON_TOP is set |
| 316 fShell= new Shell(parentShell, shellStyle); | |
| 317 Display display= fShell.getDisplay(); | |
| 318 Color foreground= display.getSystemColor(DWT.COLOR_INFO_FOREGROUND); | |
| 319 Color background= display.getSystemColor(DWT.COLOR_INFO_BACKGROUND); | |
| 320 setColor(fShell, foreground, background); | |
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321 |
| 129 | 322 GridLayout layout= new GridLayout(1, false); |
| 323 layout.marginHeight= 0; | |
| 324 layout.marginWidth= 0; | |
| 325 layout.verticalSpacing= 0; | |
| 326 fShell.setLayout(layout); | |
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327 |
| 129 | 328 fContentComposite= new Composite(fShell, DWT.NONE); |
| 329 fContentComposite.setLayoutData(new GridData(DWT.FILL, DWT.FILL, true, true)); | |
| 330 fContentComposite.setLayout(new FillLayout()); | |
| 331 setColor(fContentComposite, foreground, background); | |
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332 |
| 129 | 333 createStatusComposite(statusFieldText, toolBarManager, foreground, background); |
| 334 } | |
| 335 | |
| 156 | 336 private void createStatusComposite(String statusFieldText, ToolBarManager toolBarManager, Color foreground, Color background) { |
| 129 | 337 if (toolBarManager is null && statusFieldText is null) |
| 338 return; | |
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339 |
| 129 | 340 fStatusComposite= new Composite(fShell, DWT.NONE); |
| 341 GridData gridData= new GridData(DWT.FILL, DWT.BOTTOM, true, false); | |
| 342 fStatusComposite.setLayoutData(gridData); | |
| 343 GridLayout statusLayout= new GridLayout(1, false); | |
| 344 statusLayout.marginHeight= 0; | |
| 345 statusLayout.marginWidth= 0; | |
| 346 statusLayout.verticalSpacing= 1; | |
| 347 fStatusComposite.setLayout(statusLayout); | |
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348 |
| 129 | 349 fSeparator= new Label(fStatusComposite, DWT.SEPARATOR | DWT.HORIZONTAL); |
| 350 fSeparator.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); | |
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351 |
| 129 | 352 if (statusFieldText !is null) { |
| 353 createStatusLabel(statusFieldText, foreground, background); | |
| 354 } else { | |
| 355 createToolBar(toolBarManager); | |
| 356 } | |
| 357 } | |
| 358 | |
| 156 | 359 private void createStatusLabel(String statusFieldText, Color foreground, Color background) { |
| 129 | 360 fStatusLabel= new Label(fStatusComposite, DWT.RIGHT); |
| 361 fStatusLabel.setLayoutData(new GridData(DWT.FILL, DWT.CENTER, true, false)); | |
| 362 fStatusLabel.setText(statusFieldText); | |
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363 |
| 129 | 364 FontData[] fontDatas= JFaceResources.getDialogFont().getFontData(); |
| 365 for (int i= 0; i < fontDatas.length; i++) { | |
| 366 fontDatas[i].setHeight(fontDatas[i].getHeight() * 9 / 10); | |
| 367 } | |
| 368 fStatusLabel.setFont(new Font(fStatusLabel.getDisplay(), fontDatas)); | |
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369 |
| 129 | 370 fStatusLabel.setForeground(fStatusLabel.getDisplay().getSystemColor(DWT.COLOR_WIDGET_DARK_SHADOW)); |
| 371 fStatusLabel.setBackground(background); | |
| 372 setColor(fStatusComposite, foreground, background); | |
| 373 } | |
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374 |
| 129 | 375 private void createToolBar(ToolBarManager toolBarManager) { |
| 156 | 376 Composite bars= new Composite(fStatusComposite, DWT.NONE); |
| 129 | 377 bars.setLayoutData(new GridData(DWT.FILL, DWT.FILL, false, false)); |
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378 |
| 129 | 379 GridLayout layout= new GridLayout(3, false); |
| 380 layout.marginHeight= 0; | |
| 381 layout.marginWidth= 0; | |
| 382 layout.horizontalSpacing= 0; | |
| 383 layout.verticalSpacing= 0; | |
| 384 bars.setLayout(layout); | |
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385 |
| 129 | 386 fToolBar= toolBarManager.createControl(bars); |
| 387 GridData gd= new GridData(DWT.BEGINNING, DWT.BEGINNING, false, false); | |
| 388 fToolBar.setLayoutData(gd); | |
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389 |
| 129 | 390 Composite spacer= new Composite(bars, DWT.NONE); |
| 391 gd= new GridData(DWT.FILL, DWT.FILL, true, true); | |
| 392 gd.widthHint= 0; | |
| 393 gd.heightHint= 0; | |
| 394 spacer.setLayoutData(gd); | |
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395 |
| 129 | 396 addMoveSupport(spacer); |
| 397 addResizeSupportIfNecessary(bars); | |
| 398 } | |
| 399 | |
| 156 | 400 private void addResizeSupportIfNecessary(Composite bars) { |
| 129 | 401 // XXX: workarounds for |
| 402 // - https://bugs.eclipse.org/bugs/show_bug.cgi?id=219139 : API to add resize grip / grow box in lower right corner of shell | |
| 403 // - https://bugs.eclipse.org/bugs/show_bug.cgi?id=23980 : platform specific shell resize behavior | |
| 404 String platform= DWT.getPlatform(); | |
| 156 | 405 bool isWin= platform.equals("win32"); //$NON-NLS-1$ |
| 129 | 406 if (!isWin && !platform.equals("gtk")) //$NON-NLS-1$ |
| 407 return; | |
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408 |
| 156 | 409 Canvas resizer= new Canvas(bars, DWT.NONE); |
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410 |
| 129 | 411 int size= getResizeHandleSize(bars); |
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412 |
| 129 | 413 GridData data= new GridData(DWT.END, DWT.END, false, true); |
| 414 data.widthHint= size; | |
| 415 data.heightHint= size; | |
| 416 resizer.setLayoutData(data); | |
| 156 | 417 resizer.addPaintListener(new class(isWin,resizer) PaintListener { |
| 418 bool isWin_; | |
| 419 Canvas resizer_; | |
| 420 this(bool a, Canvas b ){ | |
| 421 isWin_=a; | |
| 422 resizer_=b; | |
| 423 } | |
| 129 | 424 public void paintControl(PaintEvent e) { |
| 156 | 425 Point s= resizer_.getSize(); |
| 129 | 426 int x= s.x - 2; |
| 427 int y= s.y - 2; | |
| 428 int min= Math.min(x, y); | |
| 156 | 429 if (isWin_) { |
| 129 | 430 // draw dots |
| 156 | 431 e.gc.setBackground(resizer_.getDisplay().getSystemColor(DWT.COLOR_WIDGET_HIGHLIGHT_SHADOW)); |
| 129 | 432 int end= min - 1; |
| 433 for (int i= 0; i <= 2; i++) | |
| 434 for (int j= 0; j <= 2 - i; j++) | |
| 435 e.gc.fillRectangle(end - 4 * i, end - 4 * j, 2, 2); | |
| 436 end--; | |
| 156 | 437 e.gc.setBackground(resizer_.getDisplay().getSystemColor(DWT.COLOR_WIDGET_NORMAL_SHADOW)); |
| 129 | 438 for (int i= 0; i <= 2; i++) |
| 439 for (int j= 0; j <= 2 - i; j++) | |
| 440 e.gc.fillRectangle(end - 4 * i, end - 4 * j, 2, 2); | |
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441 |
| 129 | 442 } else { |
| 443 // draw diagonal lines | |
| 156 | 444 e.gc.setForeground(resizer_.getDisplay().getSystemColor(DWT.COLOR_WIDGET_NORMAL_SHADOW)); |
| 129 | 445 for (int i= 1; i < min; i+= 4) { |
| 446 e.gc.drawLine(i, y, x, i); | |
| 447 } | |
| 156 | 448 e.gc.setForeground(resizer_.getDisplay().getSystemColor(DWT.COLOR_WIDGET_HIGHLIGHT_SHADOW)); |
| 129 | 449 for (int i= 2; i < min; i+= 4) { |
| 450 e.gc.drawLine(i, y, x, i); | |
| 451 } | |
| 452 } | |
| 453 } | |
| 454 }); | |
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455 |
| 129 | 456 resizer.setCursor(new Cursor(resizer.getDisplay(), DWT.CURSOR_SIZESE)); |
| 156 | 457 MouseAdapter resizeSupport= new class(resizer) MouseAdapter { |
| 458 Canvas resizer_; | |
| 459 this(Canvas a){ | |
| 460 resizer_=a; | |
| 461 } | |
| 129 | 462 private MouseMoveListener fResizeListener; |
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463 |
| 129 | 464 public void mouseDown(MouseEvent e) { |
| 465 Point shellSize= fShell.getSize(); | |
| 156 | 466 int shellX= shellSize.x; |
| 467 int shellY= shellSize.y; | |
| 468 Point mouseLoc= resizer_.toDisplay(e.x, e.y); | |
| 469 int mouseX= mouseLoc.x; | |
| 470 int mouseY= mouseLoc.y; | |
| 471 fResizeListener= new class(shellX,shellY,mouseX,mouseY) MouseMoveListener { | |
| 472 int shellX_; | |
| 473 int shellY_; | |
| 474 int mouseX_; | |
| 475 int mouseY_; | |
| 476 this(int a, int b, int c, int d ){ | |
| 477 shellX_=a; | |
| 478 shellY_=b; | |
| 479 mouseX_=c; | |
| 480 mouseY_=d; | |
| 481 } | |
| 129 | 482 public void mouseMove(MouseEvent e2) { |
| 156 | 483 Point mouseLoc2= resizer_.toDisplay(e2.x, e2.y); |
| 484 int dx= mouseLoc2.x - mouseX_; | |
| 485 int dy= mouseLoc2.y - mouseY_; | |
| 486 setSize(shellX_ + dx, shellY_ + dy); | |
| 129 | 487 } |
| 488 }; | |
| 156 | 489 resizer_.addMouseMoveListener(fResizeListener); |
| 129 | 490 } |
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491 |
| 129 | 492 public void mouseUp(MouseEvent e) { |
| 156 | 493 resizer_.removeMouseMoveListener(fResizeListener); |
| 129 | 494 fResizeListener= null; |
| 495 } | |
| 496 }; | |
| 497 resizer.addMouseListener(resizeSupport); | |
| 498 } | |
| 499 | |
| 500 private int getResizeHandleSize(Composite parent) { | |
| 501 if (fResizeHandleSize is -1) { | |
| 502 Slider sliderV= new Slider(parent, DWT.VERTICAL); | |
| 503 Slider sliderH= new Slider(parent, DWT.HORIZONTAL); | |
| 504 int width= sliderV.computeSize(DWT.DEFAULT, DWT.DEFAULT).x; | |
| 505 int height= sliderH.computeSize(DWT.DEFAULT, DWT.DEFAULT).y; | |
| 506 sliderV.dispose(); | |
| 507 sliderH.dispose(); | |
| 508 fResizeHandleSize= Math.min(width, height); | |
| 509 } | |
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510 |
| 129 | 511 return fResizeHandleSize; |
| 512 } | |
| 513 | |
| 514 /** | |
| 515 * Adds support to move the shell by dragging the given control. | |
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516 * |
| 129 | 517 * @param control the control that can be used to move the shell |
| 518 */ | |
| 156 | 519 private void addMoveSupport(Control control) { |
| 520 MouseAdapter moveSupport= new class(control) MouseAdapter { | |
| 129 | 521 private MouseMoveListener fMoveListener; |
| 156 | 522 Control control_; |
| 523 this(Control a){ | |
| 524 control_=a; | |
| 525 } | |
| 129 | 526 public void mouseDown(MouseEvent e) { |
| 527 Point shellLoc= fShell.getLocation(); | |
| 528 final int shellX= shellLoc.x; | |
| 529 final int shellY= shellLoc.y; | |
| 156 | 530 Point mouseLoc= control_.toDisplay(e.x, e.y); |
| 129 | 531 final int mouseX= mouseLoc.x; |
| 532 final int mouseY= mouseLoc.y; | |
| 135 | 533 fMoveListener= new class() MouseMoveListener { |
| 129 | 534 public void mouseMove(MouseEvent e2) { |
| 156 | 535 Point mouseLoc2= control_.toDisplay(e2.x, e2.y); |
| 129 | 536 int dx= mouseLoc2.x - mouseX; |
| 537 int dy= mouseLoc2.y - mouseY; | |
| 538 fShell.setLocation(shellX + dx, shellY + dy); | |
| 539 } | |
| 540 }; | |
| 156 | 541 control_.addMouseMoveListener(fMoveListener); |
| 129 | 542 } |
| 543 | |
| 544 public void mouseUp(MouseEvent e) { | |
| 156 | 545 control_.removeMouseMoveListener(fMoveListener); |
| 129 | 546 fMoveListener= null; |
| 547 } | |
| 548 }; | |
| 549 control.addMouseListener(moveSupport); | |
| 550 } | |
| 551 | |
| 552 /** | |
| 553 * Utility to set the foreground and the background color of the given | |
| 554 * control | |
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555 * |
| 129 | 556 * @param control the control to modify |
| 557 * @param foreground the color to use for the foreground | |
| 558 * @param background the color to use for the background | |
| 559 */ | |
| 560 private static void setColor(Control control, Color foreground, Color background) { | |
| 561 control.setForeground(foreground); | |
| 562 control.setBackground(background); | |
| 563 } | |
| 564 | |
| 565 /** | |
| 566 * The shell of the popup window. | |
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567 * |
| 129 | 568 * @return the shell used for the popup window |
| 569 */ | |
| 570 protected final Shell getShell() { | |
| 571 return fShell; | |
| 572 } | |
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573 |
| 129 | 574 /** |
| 575 * The toolbar manager used to manage the toolbar, or <code>null</code> if | |
| 576 * no toolbar is shown. | |
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577 * |
| 129 | 578 * @return the tool bar manager or <code>null</code> |
| 579 */ | |
| 580 protected final ToolBarManager getToolBarManager() { | |
| 581 return fToolBarManager; | |
| 582 } | |
| 583 | |
| 584 /** | |
| 585 * Creates the content of this information control. Subclasses must call | |
| 586 * this method at the end of their constructor(s). | |
| 587 */ | |
| 588 protected final void create() { | |
| 589 createContent(fContentComposite); | |
| 590 } | |
| 591 | |
| 592 /** | |
| 593 * Creates the content of the popup window. | |
| 594 * <p> | |
| 595 * Implementors will usually take over {@link Composite#getBackground()} and | |
| 596 * {@link Composite#getForeground()} from <code>parent</code>. | |
| 597 * </p> | |
| 598 * <p> | |
| 599 * Implementors are expected to consider {@link #isResizable()}: If | |
| 600 * <code>true</code>, they should show scrollbars if their content may | |
| 601 * exceed the size of the information control. If <code>false</code>, | |
| 602 * they should never show scrollbars. | |
| 603 * </p> | |
| 604 * <p> | |
| 605 * The given <code>parent</code> comes with a {@link FillLayout}. | |
| 606 * Subclasses may set a different layout. | |
| 607 * </p> | |
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608 * |
| 129 | 609 * @param parent the container of the content |
| 610 */ | |
| 611 protected abstract void createContent(Composite parent); | |
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612 |
| 129 | 613 /** |
| 614 * Sets the information to be presented by this information control. | |
| 615 * <p> | |
| 616 * The default implementation does nothing. Subclasses must either override this method | |
| 617 * or implement {@link IInformationControlExtension2}. | |
| 618 * | |
| 619 * @param information the information to be presented | |
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620 * |
| 129 | 621 * @see dwtx.jface.text.IInformationControl#setInformation(java.lang.String) |
| 622 */ | |
| 623 public void setInformation(String information) { | |
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624 |
| 129 | 625 } |
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626 |
| 129 | 627 /** |
| 628 * Returns whether the information control is resizable. | |
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629 * |
| 129 | 630 * @return <code>true</code> if the information control is resizable, |
| 631 * <code>false</code> if it is not resizable. | |
| 632 */ | |
| 633 public bool isResizable() { | |
| 634 return fResizable; | |
| 635 } | |
| 636 | |
| 637 /* | |
| 638 * @see IInformationControl#setVisible(bool) | |
| 639 */ | |
| 640 public void setVisible(bool visible) { | |
| 641 if (fShell.isVisible() is visible) | |
| 642 return; | |
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643 |
| 129 | 644 fShell.setVisible(visible); |
| 645 } | |
| 646 | |
| 647 /* | |
| 648 * @see IInformationControl#dispose() | |
| 649 */ | |
| 650 public void dispose() { | |
| 651 if (fShell !is null && !fShell.isDisposed()) | |
| 652 fShell.dispose(); | |
| 653 } | |
| 654 | |
| 655 /* | |
| 656 * @see IInformationControl#setSize(int, int) | |
| 657 */ | |
| 658 public void setSize(int width, int height) { | |
| 659 fShell.setSize(width, height); | |
| 660 } | |
| 661 | |
| 662 /* | |
| 663 * @see IInformationControl#setLocation(Point) | |
| 664 */ | |
| 665 public void setLocation(Point location) { | |
| 666 fShell.setLocation(location); | |
| 667 } | |
| 668 | |
| 669 /* | |
| 670 * @see IInformationControl#setSizeConstraints(int, int) | |
| 671 */ | |
| 672 public void setSizeConstraints(int maxWidth, int maxHeight) { | |
| 673 fSizeConstraints= new Point(maxWidth, maxHeight); | |
| 674 } | |
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675 |
| 129 | 676 /** |
| 677 * Returns the size constraints. | |
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678 * |
| 129 | 679 * @return the size constraints or <code>null</code> if not set |
| 680 * @see #setSizeConstraints(int, int) | |
| 681 */ | |
| 682 protected final Point getSizeConstraints() { | |
| 683 return fSizeConstraints !is null ? Geometry.copy(fSizeConstraints) : null; | |
| 684 } | |
| 685 | |
| 686 /* | |
| 687 * @see IInformationControl#computeSizeHint() | |
| 688 */ | |
| 689 public Point computeSizeHint() { | |
| 690 // XXX: Verify whether this is a good default implementation. If yes, document it. | |
| 691 Point constrains= getSizeConstraints(); | |
| 692 if (constrains is null) | |
| 693 return fShell.computeSize(DWT.DEFAULT, DWT.DEFAULT, true); | |
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694 |
| 129 | 695 return fShell.computeSize(constrains.x, constrains.y, true); |
| 696 } | |
| 697 | |
| 698 /** | |
| 699 * Computes the trim (status text and tool bar are considered as trim). | |
| 700 * Subclasses can extend this method to add additional trim (e.g. scroll | |
| 701 * bars for resizable information controls). | |
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702 * |
| 129 | 703 * @see dwtx.jface.text.IInformationControlExtension3#computeTrim() |
| 704 */ | |
| 705 public Rectangle computeTrim() { | |
| 706 Rectangle trim= fShell.computeTrim(0, 0, 0, 0); | |
| 707 | |
| 708 if (fStatusComposite !is null) | |
| 709 trim.height+= fStatusComposite.computeSize(DWT.DEFAULT, DWT.DEFAULT).y; | |
| 710 | |
| 711 return trim; | |
| 712 } | |
| 713 | |
| 714 /* | |
| 715 * @see dwtx.jface.text.IInformationControlExtension3#getBounds() | |
| 716 */ | |
| 717 public Rectangle getBounds() { | |
| 718 return fShell.getBounds(); | |
| 719 } | |
| 720 | |
| 721 /** | |
| 722 * {@inheritDoc} | |
| 723 * <p> | |
| 724 * The default implementation always returns <code>false</code>. | |
| 725 * </p> | |
| 726 * @see dwtx.jface.text.IInformationControlExtension3#restoresLocation() | |
| 727 */ | |
| 728 public bool restoresLocation() { | |
| 729 return false; | |
| 730 } | |
| 731 | |
| 732 /** | |
| 733 * {@inheritDoc} | |
| 734 * <p> | |
| 735 * The default implementation always returns <code>false</code>. | |
| 736 * </p> | |
| 737 * @see dwtx.jface.text.IInformationControlExtension3#restoresSize() | |
| 738 */ | |
| 739 public bool restoresSize() { | |
| 740 return false; | |
| 741 } | |
| 742 | |
| 743 /* | |
| 744 * @see IInformationControl#addDisposeListener(DisposeListener) | |
| 745 */ | |
| 746 public void addDisposeListener(DisposeListener listener) { | |
| 747 fShell.addDisposeListener(listener); | |
| 748 } | |
| 749 | |
| 750 /* | |
| 751 * @see IInformationControl#removeDisposeListener(DisposeListener) | |
| 752 */ | |
| 753 public void removeDisposeListener(DisposeListener listener) { | |
| 754 fShell.removeDisposeListener(listener); | |
| 755 } | |
| 756 | |
| 757 /* | |
| 758 * @see IInformationControl#setForegroundColor(Color) | |
| 759 */ | |
| 760 public void setForegroundColor(Color foreground) { | |
| 761 fContentComposite.setForeground(foreground); | |
| 762 } | |
| 763 | |
| 764 /* | |
| 765 * @see IInformationControl#setBackgroundColor(Color) | |
| 766 */ | |
| 767 public void setBackgroundColor(Color background) { | |
| 768 fContentComposite.setBackground(background); | |
| 769 } | |
| 770 | |
| 771 /** | |
| 772 * {@inheritDoc} | |
| 773 * This method is not intended to be overridden by subclasses. | |
| 774 */ | |
| 775 public bool isFocusControl() { | |
| 776 return fShell.getDisplay().getActiveShell() is fShell; | |
| 777 } | |
| 778 | |
| 779 /** | |
| 780 * This default implementation sets the focus on the popup shell. | |
| 781 * Subclasses can override or extend. | |
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782 * |
| 129 | 783 * @see IInformationControl#setFocus() |
| 784 */ | |
| 785 public void setFocus() { | |
| 786 bool focusTaken= fShell.setFocus(); | |
| 787 if (!focusTaken) | |
| 788 fShell.forceFocus(); | |
| 789 } | |
| 790 | |
| 791 /** | |
| 792 * {@inheritDoc} | |
| 793 * This method is not intended to be overridden by subclasses. | |
| 794 */ | |
| 156 | 795 public void addFocusListener(FocusListener listener) { |
| 129 | 796 if (fFocusListeners.isEmpty()) { |
| 135 | 797 fShellListener= new class() Listener { |
| 129 | 798 |
| 799 public void handleEvent(Event event) { | |
| 800 Object[] listeners= fFocusListeners.getListeners(); | |
| 801 for (int i= 0; i < listeners.length; i++) { | |
| 134 | 802 FocusListener focusListener= cast(FocusListener)listeners[i]; |
| 129 | 803 if (event.type is DWT.Activate) { |
| 804 focusListener.focusGained(new FocusEvent(event)); | |
| 805 } else { | |
| 806 focusListener.focusLost(new FocusEvent(event)); | |
| 807 } | |
| 808 } | |
| 809 } | |
| 810 }; | |
| 811 fShell.addListener(DWT.Deactivate, fShellListener); | |
| 812 fShell.addListener(DWT.Activate, fShellListener); | |
| 813 } | |
| 814 fFocusListeners.add(listener); | |
| 815 } | |
| 816 | |
| 817 /** | |
| 818 * {@inheritDoc} | |
| 819 * This method is not intended to be overridden by subclasses. | |
| 820 */ | |
| 821 public void removeFocusListener(FocusListener listener) { | |
| 822 fFocusListeners.remove(listener); | |
| 823 if (fFocusListeners.isEmpty()) { | |
| 824 fShell.removeListener(DWT.Activate, fShellListener); | |
| 825 fShell.removeListener(DWT.Deactivate, fShellListener); | |
| 826 fShellListener= null; | |
| 827 } | |
| 828 } | |
| 829 | |
| 830 /** | |
| 831 * Sets the text of the status field. | |
| 832 * <p> | |
| 833 * The default implementation currently only updates the status field when | |
| 834 * the popup shell is not visible. The status field can currently only be | |
| 835 * shown if the information control has been created with a non-null status | |
| 836 * field text. | |
| 837 * </p> | |
|
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838 * |
| 129 | 839 * @param statusFieldText the text to be used in the optional status field |
| 840 * or <code>null</code> if the status field should be hidden | |
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841 * |
| 129 | 842 * @see dwtx.jface.text.IInformationControlExtension4#setStatusText(java.lang.String) |
| 843 */ | |
| 844 public void setStatusText(String statusFieldText) { | |
| 845 if (fStatusLabel !is null && ! getShell().isVisible()) { | |
| 846 if (statusFieldText is null ) { | |
| 847 fStatusComposite.setVisible(false); | |
| 848 } else { | |
| 849 fStatusLabel.setText(statusFieldText); | |
| 850 fStatusComposite.setVisible(true); | |
| 851 } | |
| 852 } | |
| 853 } | |
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854 |
| 129 | 855 /* |
| 856 * @see dwtx.jface.text.IInformationControlExtension5#containsControl(dwt.widgets.Control) | |
| 857 */ | |
| 858 public bool containsControl(Control control) { | |
| 859 do { | |
| 860 if (control is fShell) | |
| 861 return true; | |
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862 if (cast(Shell)control ) |
| 129 | 863 return false; |
| 864 control= control.getParent(); | |
| 865 } while (control !is null); | |
| 866 return false; | |
| 867 } | |
| 868 | |
| 869 /* | |
| 870 * @see dwtx.jface.text.IInformationControlExtension5#isVisible() | |
| 871 */ | |
| 872 public bool isVisible() { | |
| 873 return fShell !is null && !fShell.isDisposed() && fShell.isVisible(); | |
| 874 } | |
| 875 | |
| 876 /** | |
| 877 * {@inheritDoc} | |
| 878 * This default implementation returns <code>null</code>. Subclasses may override. | |
| 879 */ | |
| 880 public IInformationControlCreator getInformationPresenterControlCreator() { | |
| 881 return null; | |
| 882 } | |
| 883 | |
| 884 /** | |
| 885 * Computes the size constraints based on the | |
| 886 * {@link JFaceResources#getDialogFont() dialog font}. Subclasses can | |
| 887 * override or extend. | |
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888 * |
| 129 | 889 * @see dwtx.jface.text.IInformationControlExtension5#computeSizeConstraints(int, int) |
| 890 */ | |
| 891 public Point computeSizeConstraints(int widthInChars, int heightInChars) { | |
| 892 GC gc= new GC(fContentComposite); | |
| 893 gc.setFont(JFaceResources.getDialogFont()); | |
| 894 int width= gc.getFontMetrics().getAverageCharWidth(); | |
| 895 int height= gc.getFontMetrics().getHeight(); | |
| 896 gc.dispose(); | |
| 897 | |
| 898 return new Point(widthInChars * width, heightInChars * height); | |
| 899 } | |
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900 |
| 129 | 901 } |