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  3. org.eclipse.jface.text.link.LinkedModeUI

Java 类org.eclipse.jface.text.link.LinkedModeUI 实例源码

项目：bts    文件：ConfigurableCompletionProposal.java    
/**
     * Sets up a simple linked mode at {@link #getCursorPosition()} and an exit policy that will
     * exit the mode when <code>closingCharacter</code> is typed and an exit position at
     * <code>getCursorPosition() + 1</code>.
     *
     * @param document the document
     */
    protected void setUpLinkedMode(IDocument document) {
        try {
            LinkedPositionGroup group= new LinkedPositionGroup();
            group.addPosition(new LinkedPosition(document, getSelectionStart(), getSelectionLength(), LinkedPositionGroup.NO_STOP));

            LinkedModeModel model= new LinkedModeModel();
            model.addGroup(group);
            model.forceInstall();

            LinkedModeUI ui= new LinkedModeUI(model, viewer);
//          ui.setSimpleMode(true);
            ui.setExitPolicy(new ExitPolicy(exitChars));
            ui.setExitPosition(viewer, getCursorPosition() + getReplacementOffset(), 0, Integer.MAX_VALUE);
            ui.setCyclingMode(LinkedModeUI.CYCLE_NEVER);
            ui.enter();
        } catch (BadLocationException e) {
            log.info(e.getMessage(), e);
        }
    }
项目：Eclipse-Postfix-Code-Completion    文件：AbstractJavaCompletionProposal.java    
/**
 * Sets up a simple linked mode at {@link #getCursorPosition()} and an exit policy that will
 * exit the mode when <code>closingCharacter</code> is typed and an exit position at
 * <code>getCursorPosition() + 1</code>.
 *
 * @param document the document
 * @param closingCharacter the exit character
 */
protected void setUpLinkedMode(IDocument document, char closingCharacter) {
    if (getTextViewer() != null && autocloseBrackets()) {
        int offset= getReplacementOffset() + getCursorPosition();
        int exit= getReplacementOffset() + getReplacementString().length();
        try {
            LinkedPositionGroup group= new LinkedPositionGroup();
            group.addPosition(new LinkedPosition(document, offset, 0, LinkedPositionGroup.NO_STOP));

            LinkedModeModel model= new LinkedModeModel();
            model.addGroup(group);
            model.forceInstall();

            LinkedModeUI ui= new EditorLinkedModeUI(model, getTextViewer());
            ui.setSimpleMode(true);
            ui.setExitPolicy(new ExitPolicy(closingCharacter, document));
            ui.setExitPosition(getTextViewer(), exit, 0, Integer.MAX_VALUE);
            ui.setCyclingMode(LinkedModeUI.CYCLE_NEVER);
            ui.enter();
        } catch (BadLocationException x) {
            JavaPlugin.log(x);
        }
    }
}
项目：Eclipse-Postfix-Code-Completion-Juno38    文件：AbstractJavaCompletionProposal.java    
/**
 * Sets up a simple linked mode at {@link #getCursorPosition()} and an exit policy that will
 * exit the mode when <code>closingCharacter</code> is typed and an exit position at
 * <code>getCursorPosition() + 1</code>.
 *
 * @param document the document
 * @param closingCharacter the exit character
 */
protected void setUpLinkedMode(IDocument document, char closingCharacter) {
    if (getTextViewer() != null && autocloseBrackets()) {
        int offset= getReplacementOffset() + getCursorPosition();
        int exit= getReplacementOffset() + getReplacementString().length();
        try {
            LinkedPositionGroup group= new LinkedPositionGroup();
            group.addPosition(new LinkedPosition(document, offset, 0, LinkedPositionGroup.NO_STOP));

            LinkedModeModel model= new LinkedModeModel();
            model.addGroup(group);
            model.forceInstall();

            LinkedModeUI ui= new EditorLinkedModeUI(model, getTextViewer());
            ui.setSimpleMode(true);
            ui.setExitPolicy(new ExitPolicy(closingCharacter, document));
            ui.setExitPosition(getTextViewer(), exit, 0, Integer.MAX_VALUE);
            ui.setCyclingMode(LinkedModeUI.CYCLE_NEVER);
            ui.enter();
        } catch (BadLocationException x) {
            JavaPlugin.log(x);
        }
    }
}
项目：eclipse-multicursor    文件：SelectNextOccurrenceHandler.java    
private void startLinkedEdit(List<IRegion> selections, ITextViewer viewer, Point originalSelection)
        throws BadLocationException {
    final LinkedPositionGroup linkedPositionGroup = new LinkedPositionGroup();
    for (IRegion selection : selections) {
        linkedPositionGroup.addPosition(new LinkedPosition(viewer.getDocument(), selection.getOffset(), selection
                .getLength()));
    }

    LinkedModeModel model = new LinkedModeModel();
    model.addGroup(linkedPositionGroup);
    model.forceInstall();
    //FIXME can add a listener here to listen for the end of linked mode
    //model.addLinkingListener(null);

    LinkedModeUI ui = new EditorLinkedModeUI(model, viewer);
    ui.setExitPolicy(new DeleteBlockingExitPolicy(viewer.getDocument()));
    ui.enter();

    // by default the text being edited is selected so restore original selection
    viewer.setSelectedRange(originalSelection.x, originalSelection.y);
}
项目：goclipse    文件：LangCompletionProposal.java    
protected void applyLinkedMode(ITextViewer viewer) throws BadLocationException {
    LinkedModeModel model = getLinkedModeModel(viewer);
    if(model == null) {
        return;
    }
    model.forceInstall();

    LinkedModeUI ui = new EditorLinkedModeUI(model, viewer);
    ui.setExitPolicy(new CompletionProposalExitPolicy());
    ui.setExitPosition(viewer, endPositionAfterApply, 0, Integer.MAX_VALUE);
    if(firstLinkedModeGroupPosition != -1) {
        positionAfterApply = null;
    }
    ui.setCyclingMode(LinkedModeUI.CYCLE_WHEN_NO_PARENT);
    ui.setDoContextInfo(true);
    ui.enableColoredLabels(true);

    ui.enter();
}
项目：texlipse    文件：TexCompletionProposal.java    
public void apply(IDocument document) {
    try {
        if (fentry.arguments > 0) {
            StringBuffer displayKey = new StringBuffer(fentry.key);
            for (int j=0; j < fentry.arguments; j++)
                displayKey.append("{}");
            document.replace(fReplacementOffset, fReplacementLength, displayKey.toString());
            if (TexlipsePlugin.getDefault().getPreferenceStore()
                    .getBoolean(TexlipseProperties.SMART_PARENS)){
                LinkedModeModel model= new LinkedModeModel();
                for (int j=0; j < fentry.arguments; j++){
                    int newOffset = fReplacementOffset + fentry.key.length() + j*2 + 1;
                    LinkedPositionGroup group = new LinkedPositionGroup();
                    group.addPosition(new LinkedPosition(document, newOffset, 0, LinkedPositionGroup.NO_STOP));
                    model.addGroup(group);
                }
                model.forceInstall();
                LinkedModeUI ui = new EditorLinkedModeUI(model, fviewer);
                ui.setSimpleMode(false);
                ui.setExitPolicy(new ExitPolicy('}', fviewer));
                ui.setExitPosition(fviewer, fReplacementOffset + displayKey.length(),
                        0, Integer.MAX_VALUE);
                ui.setCyclingMode(LinkedModeUI.CYCLE_NEVER);
                ui.enter();
            }
        } else {
            document.replace(fReplacementOffset, fReplacementLength, fentry.key);
        }
    } catch (BadLocationException x) {
    }
}
项目：bts    文件：RenameLinkedMode.java    
public boolean start(IRenameElementContext renameElementContext, IProgressMonitor monitor) {
    if (renameElementContext == null)
        throw new IllegalArgumentException("RenameElementContext is null");
    this.linkedPositionGroup = linkedPositionGroupCalculator.getLinkedPositionGroup(renameElementContext, monitor);
    if (linkedPositionGroup == null || linkedPositionGroup.isEmpty())
        return false;
    this.editor = (XtextEditor) renameElementContext.getTriggeringEditor();
    this.focusEditingSupport = new FocusEditingSupport();
    ISourceViewer viewer = editor.getInternalSourceViewer();
    IDocument document = viewer.getDocument();
    originalSelection = viewer.getSelectedRange();
    currentPosition = linkedPositionGroup.getPositions()[0];
    originalName = getCurrentName();
    try {
        linkedModeModel = new LinkedModeModel();
        linkedModeModel.addGroup(linkedPositionGroup);
        linkedModeModel.forceInstall();
        linkedModeModel.addLinkingListener(new EditorSynchronizer());
        LinkedModeUI ui = new EditorLinkedModeUI(linkedModeModel, viewer);
        ui.setExitPolicy(new ExitPolicy(document));
        if (currentPosition.includes(originalSelection.x))
            ui.setExitPosition(viewer, originalSelection.x, 0, Integer.MAX_VALUE);
        ui.enter();
        if (currentPosition.includes(originalSelection.x)
                && currentPosition.includes(originalSelection.x + originalSelection.y))
            viewer.setSelectedRange(originalSelection.x, originalSelection.y);
        if (viewer instanceof IEditingSupportRegistry) {
            IEditingSupportRegistry registry = (IEditingSupportRegistry) viewer;
            registry.register(focusEditingSupport);
        }
        openPopup();
        return true;
    } catch (BadLocationException e) {
        throw new WrappedException(e);
    }
}
项目：velocity-edit    文件：VelocityTemplateProposal.java    
@Override
public void apply(ITextViewer viewer, char trigger, int stateMask, int offset) {
    apply(viewer.getDocument());

    try {
        LinkedModeModel model = new LinkedModeModel();

        StringBuffer insert = new StringBuffer();
        insert.append(macro.name);
        insert.append("(");

        int parameterOffset = position.offset + insert.length();
        for (int k = 0; k < macro.parameters.length; k++) {
            LinkedPositionGroup group = new LinkedPositionGroup();

            if (k > 0)
                // space between parameters
                parameterOffset++;

            group.addPosition(new LinkedPosition(viewer.getDocument(), parameterOffset, macro.parameters[k].length(),
                    LinkedPositionGroup.NO_STOP));
            model.addGroup(group);

            parameterOffset += macro.parameters[k].length();
        }

        model.forceInstall();

        LinkedModeUI ui = new EditorLinkedModeUI(model, viewer);
        ui.setExitPosition(viewer, parameterOffset + 1, 0, Integer.MAX_VALUE);
        ui.setCyclingMode(LinkedModeUI.CYCLE_ALWAYS);
        ui.enter();

        fSelectedRegion = ui.getSelectedRegion();
    } catch (Exception e) {
        e.printStackTrace();
    }
}
项目：APICloud-Studio    文件：XMLAttributeProposal.java    
/**
 * Special code added to allow tabstop positions so we can easily tab past the quotes for Events/Attributes.
 */
@Override
public void apply(ITextViewer viewer, char trigger, int stateMask, int offset)
{
    super.apply(viewer, trigger, stateMask, offset);

    // See if there are any positions that should be linked. Last is always exit, first is cursor position
    if (_positions != null && _positions.length > 0)
    {
        IDocument document = viewer.getDocument();
        boolean validPrefix = isValidPrefix(getPrefix(document, offset), getDisplayString());
        int shift = (validPrefix) ? offset - this._replacementOffset : 0;

        try
        {
            LinkedModeModel.closeAllModels(document); // Exit out of any existing linked mode

            LinkedModeModel model = new LinkedModeModel();
            int i = 0;
            for (int pos : _positions)
            {
                LinkedPositionGroup group = new LinkedPositionGroup();
                group.addPosition(new LinkedPosition(document, (offset - shift) + pos, 0, i++));
                model.addGroup(group);
            }

            model.forceInstall();
            LinkedModeUI ui = new LinkedModeUI(model, viewer);
            ui.setCyclingMode(LinkedModeUI.CYCLE_ALWAYS);
            ui.setExitPosition(viewer, (offset - shift) + _positions[_positions.length - 1], 0, Integer.MAX_VALUE);
            ui.enter();
        }
        catch (BadLocationException e)
        {
            IdeLog.logError(XMLPlugin.getDefault(), e);
        }
    }
}
项目：APICloud-Studio    文件：AttributeOrEventProposal.java    
/**
 * Special code added to allow tabstop positions so we can easily tab past the quotes for Events/Attributes.
 */
@Override
public void apply(ITextViewer viewer, char trigger, int stateMask, int offset)
{
    super.apply(viewer, trigger, stateMask, offset);

    // See if there are any positions that should be linked. Last is always exit, first is cursor position
    if (_positions != null && _positions.length > 0)
    {
        IDocument document = viewer.getDocument();
        boolean validPrefix = isValidPrefix(getPrefix(document, offset), getDisplayString());
        int shift = (validPrefix) ? offset - this._replacementOffset : 0;

        try
        {
            LinkedModeModel.closeAllModels(document); // Exit out of any existing linked mode

            LinkedModeModel model = new LinkedModeModel();
            int i = 0;
            for (int pos : _positions)
            {
                LinkedPositionGroup group = new LinkedPositionGroup();
                group.addPosition(new LinkedPosition(document, (offset - shift) + pos, 0, i++));
                model.addGroup(group);
            }

            model.forceInstall();
            LinkedModeUI ui = new LinkedModeUI(model, viewer);
            ui.setCyclingMode(LinkedModeUI.CYCLE_ALWAYS);
            ui.setExitPosition(viewer, (offset - shift) + _positions[_positions.length - 1], 0, Integer.MAX_VALUE);
            ui.enter();
        }
        catch (BadLocationException e)
        {
            IdeLog.logError(HTMLPlugin.getDefault(), e);
        }
    }
}
项目：Eclipse-Postfix-Code-Completion    文件：FilledArgumentNamesMethodProposal.java    
@Override
public void apply(IDocument document, char trigger, int offset) {
    super.apply(document, trigger, offset);
    int baseOffset= getReplacementOffset();
    String replacement= getReplacementString();

    if (fArgumentOffsets != null && getTextViewer() != null) {
        try {
            LinkedModeModel model= new LinkedModeModel();
            for (int i= 0; i != fArgumentOffsets.length; i++) {
                LinkedPositionGroup group= new LinkedPositionGroup();
                group.addPosition(new LinkedPosition(document, baseOffset + fArgumentOffsets[i], fArgumentLengths[i], LinkedPositionGroup.NO_STOP));
                model.addGroup(group);
            }

            model.forceInstall();
            JavaEditor editor= getJavaEditor();
            if (editor != null) {
                model.addLinkingListener(new EditorHighlightingSynchronizer(editor));
            }

            LinkedModeUI ui= new EditorLinkedModeUI(model, getTextViewer());
            ui.setExitPosition(getTextViewer(), baseOffset + replacement.length(), 0, Integer.MAX_VALUE);
            ui.setExitPolicy(new ExitPolicy(')', document));
            ui.setDoContextInfo(true);
            ui.setCyclingMode(LinkedModeUI.CYCLE_WHEN_NO_PARENT);
            ui.enter();

            fSelectedRegion= ui.getSelectedRegion();

        } catch (BadLocationException e) {
            JavaPlugin.log(e);
            openErrorDialog(e);
        }
    } else {
        fSelectedRegion= new Region(baseOffset + replacement.length(), 0);
    }
}
项目：Eclipse-Postfix-Code-Completion-Juno38    文件：FilledArgumentNamesMethodProposal.java    
@Override
public void apply(IDocument document, char trigger, int offset) {
    super.apply(document, trigger, offset);
    int baseOffset= getReplacementOffset();
    String replacement= getReplacementString();

    if (fArgumentOffsets != null && getTextViewer() != null) {
        try {
            LinkedModeModel model= new LinkedModeModel();
            for (int i= 0; i != fArgumentOffsets.length; i++) {
                LinkedPositionGroup group= new LinkedPositionGroup();
                group.addPosition(new LinkedPosition(document, baseOffset + fArgumentOffsets[i], fArgumentLengths[i], LinkedPositionGroup.NO_STOP));
                model.addGroup(group);
            }

            model.forceInstall();
            JavaEditor editor= getJavaEditor();
            if (editor != null) {
                model.addLinkingListener(new EditorHighlightingSynchronizer(editor));
            }

            LinkedModeUI ui= new EditorLinkedModeUI(model, getTextViewer());
            ui.setExitPosition(getTextViewer(), baseOffset + replacement.length(), 0, Integer.MAX_VALUE);
            ui.setExitPolicy(new ExitPolicy(')', document));
            ui.setDoContextInfo(true);
            ui.setCyclingMode(LinkedModeUI.CYCLE_WHEN_NO_PARENT);
            ui.enter();

            fSelectedRegion= ui.getSelectedRegion();

        } catch (BadLocationException e) {
            JavaPlugin.log(e);
            openErrorDialog(e);
        }
    } else {
        fSelectedRegion= new Region(baseOffset + replacement.length(), 0);
    }
}
项目：Pydev    文件：AbstractLinkedModeCompletionProposal.java    
private void goToLinkedMode(ITextViewer viewer, int offset, IDocument doc, int exitPos, int iPar,
        List<Integer> offsetsAndLens) throws BadLocationException {
    if (!goToLinkedMode) {
        return;
    }
    if (offsetsAndLens.size() > 0) {
        LinkedModeModel model = new LinkedModeModel();

        for (int i = 0; i < offsetsAndLens.size(); i++) {
            Integer offs = offsetsAndLens.get(i);
            i++;
            Integer len = offsetsAndLens.get(i);
            if (i == 1) {
                firstParameterLen = len;
            }
            int location = offset + iPar + offs + 1;
            LinkedPositionGroup group = new LinkedPositionGroup();
            ProposalPosition proposalPosition = new ProposalPosition(doc, location, len, 0,
                    new ICompletionProposal[0]);
            group.addPosition(proposalPosition);
            model.addGroup(group);
        }

        model.forceInstall();

        final LinkedModeUI ui = new EditorLinkedModeUI(model, viewer);
        ui.setDoContextInfo(true); //set it to request the ctx info from the completion processor
        ui.setExitPosition(viewer, exitPos, 0, Integer.MAX_VALUE);
        Runnable r = new Runnable() {
            @Override
            public void run() {
                ui.enter();
            }
        };
        RunInUiThread.async(r);

    }
}
项目：Pydev    文件：PyLinkedModeCompletionProposal.java    
private void goToLinkedMode(ITextViewer viewer, int offset, IDocument doc, int exitPos, int iPar,
        List<Integer> offsetsAndLens) throws BadLocationException {
    if (!goToLinkedMode) {
        return;
    }
    if (offsetsAndLens.size() > 0) {
        LinkedModeModel model = new LinkedModeModel();

        for (int i = 0; i < offsetsAndLens.size(); i++) {
            Integer offs = offsetsAndLens.get(i);
            i++;
            Integer len = offsetsAndLens.get(i);
            if (i == 1) {
                firstParameterLen = len;
            }
            int location = offset + iPar + offs + 1;
            LinkedPositionGroup group = new LinkedPositionGroup();
            ProposalPosition proposalPosition = new ProposalPosition(doc, location, len, 0,
                    new ICompletionProposal[0]);
            group.addPosition(proposalPosition);
            model.addGroup(group);
        }

        model.forceInstall();

        final LinkedModeUI ui = new EditorLinkedModeUI(model, viewer);
        ui.setDoContextInfo(true); //set it to request the ctx info from the completion processor
        ui.setExitPosition(viewer, exitPos, 0, Integer.MAX_VALUE);
        Runnable r = new Runnable() {
            @Override
            public void run() {
                ui.enter();
            }
        };
        RunInUiThread.async(r);

    }
}
项目：n4js    文件：FQNImporter.java    
/**
 * Really do apply the proposal. Assumed to be run within the prevent flickering mode.
 */
private int doApply(QualifiedName qualifiedName, String alias, IDocument document,
        ConfigurableCompletionProposal proposal) throws BadLocationException {
    String shortSemanticReplacementString = alias != null ? alias : lastSegmentOrDefaultHost(qualifiedName);
    String shortSyntacticReplacementString = valueConverter.toString(shortSemanticReplacementString);

    ImportRewriter importRewriter = importRewriterFactory.create(document, context);

    ReplaceEdit replaceEdit = new ReplaceEdit(
            proposal.getReplacementOffset(),
            proposal.getReplacementLength(),
            shortSyntacticReplacementString);
    MultiTextEdit compound = new MultiTextEdit();
    AliasLocation aliasLocation = null;
    if (alias != null) {
        aliasLocation = importRewriter.addSingleImport(qualifiedName, alias, compound);
    } else {
        importRewriter.addSingleImport(qualifiedName, compound);
    }
    compound.addChild(replaceEdit);

    Position caret = new Position(proposal.getReplacementOffset(), 0);
    document.addPosition(caret);
    compound.apply(document);
    document.removePosition(caret);

    int cursorPosition = caret.getOffset();
    proposal.setReplacementOffset(cursorPosition - shortSemanticReplacementString.length());
    proposal.setCursorPosition(shortSemanticReplacementString.length());

    if (aliasLocation != null) {
        final int aliasOffset = aliasLocation.getBaseOffset() + aliasLocation.getRelativeOffset();
        final int aliasLength = shortSyntacticReplacementString.length();
        N4JSCompletionProposal castedProposal = (N4JSCompletionProposal) proposal;
        castedProposal.setLinkedModeBuilder((appliedProposal, currentDocument) -> {
            try {
                LinkedPositionGroup group = new LinkedPositionGroup();
                group.addPosition(new LinkedPosition(
                        currentDocument,
                        aliasOffset,
                        aliasLength,
                        LinkedPositionGroup.NO_STOP));
                group.addPosition(new LinkedPosition(
                        currentDocument,
                        proposal.getReplacementOffset(),
                        proposal.getCursorPosition(),
                        LinkedPositionGroup.NO_STOP));
                proposal.setSelectionStart(proposal.getReplacementOffset());
                proposal.setSelectionLength(proposal.getCursorPosition());
                LinkedModeModel model = new LinkedModeModel();
                model.addGroup(group);
                model.forceInstall();

                LinkedModeUI ui = new LinkedModeUI(model, viewer);
                ui.setExitPolicy(new IdentifierExitPolicy('\n'));
                ui.setExitPosition(
                        viewer,
                        proposal.getCursorPosition() + proposal.getReplacementOffset(),
                        0,
                        Integer.MAX_VALUE);
                ui.setCyclingMode(LinkedModeUI.CYCLE_NEVER);
                ui.enter();
            } catch (BadLocationException e) {
                logger.error(e.getMessage(), e);
            }
        });
    }
    return cursorPosition;
}
项目：typescript.java    文件：RenameLinkedMode.java    
public void start() {
    if (getActiveLinkedMode() != null) {
        // for safety; should already be handled in RenameJavaElementAction
        fgActiveLinkedMode.startFullDialog();
        return;
    }

    ISourceViewer viewer = fEditor.getViewer();
    IDocument document = viewer.getDocument();

    ITypeScriptFile tsFile = fEditor.getTypeScriptFile();
    tsFile.setDisableChanged(true);
    fOriginalSelection = viewer.getSelectedRange();
    int offset = fOriginalSelection.x;

    try {
        fLinkedPositionGroup = new LinkedPositionGroup();
        if (viewer instanceof ITextViewerExtension6) {
            IUndoManager undoManager = ((ITextViewerExtension6) viewer).getUndoManager();
            if (undoManager instanceof IUndoManagerExtension) {
                IUndoManagerExtension undoManagerExtension = (IUndoManagerExtension) undoManager;
                IUndoContext undoContext = undoManagerExtension.getUndoContext();
                IOperationHistory operationHistory = OperationHistoryFactory.getOperationHistory();
                fStartingUndoOperation = operationHistory.getUndoOperation(undoContext);
            }
        }

        // Find occurrences
        List<OccurrencesResponseItem> occurrences = tsFile.occurrences(offset).get(1000, TimeUnit.MILLISECONDS);

        // Create Eclipse linked position from the occurrences list.
        int start, length;
        for (int i = 0; i < occurrences.size(); i++) {
            OccurrencesResponseItem item = occurrences.get(i);
            start = tsFile.getPosition(item.getStart());
            length = tsFile.getPosition(item.getEnd()) - start;
            LinkedPosition linkedPosition = new LinkedPosition(document, start, length, i);
            if (i == 0) {
                fOriginalName = document.get(start, length);
                fNamePosition = linkedPosition;
            }
            fLinkedPositionGroup.addPosition(linkedPosition);
        }

        fLinkedModeModel = new LinkedModeModel();
        fLinkedModeModel.addGroup(fLinkedPositionGroup);
        fLinkedModeModel.forceInstall();
        fLinkedModeModel.addLinkingListener(new EditorHighlightingSynchronizer(fEditor));
        fLinkedModeModel.addLinkingListener(new EditorSynchronizer());

        LinkedModeUI ui = new EditorLinkedModeUI(fLinkedModeModel, viewer);
        ui.setExitPosition(viewer, offset, 0, Integer.MAX_VALUE);
        ui.setExitPolicy(new ExitPolicy(document));
        ui.enter();

        viewer.setSelectedRange(fOriginalSelection.x, fOriginalSelection.y); // by
                                                                                // default,
                                                                                // full
                                                                                // word
                                                                                // is
                                                                                // selected;
                                                                                // restore
                                                                                // original
                                                                                // selection

        if (viewer instanceof IEditingSupportRegistry) {
            IEditingSupportRegistry registry = (IEditingSupportRegistry) viewer;
            registry.register(fFocusEditingSupport);
        }

        openSecondaryPopup();
        // startAnimation();
        fgActiveLinkedMode = this;

    } catch (Exception e) {
        JSDTTypeScriptUIPlugin.log(e);
    }
}
项目：gwt-eclipse-plugin    文件：WidgetProposalComputer.java    
/**
 * Enters the linked mode for editing the namespace prefix we generated.
 */
private void enterLinkedModeForPrefix(IDocument document,
    ITextViewer viewer, IDOMElement rootElement, String prefix)
    throws BadLocationException {

  int linkedPosSequence = 0;

  // The prefix is the first thing entered at the start position
  LinkedPosition pos1 = new LinkedPosition(document, startPosition,
      prefix.length(), linkedPosSequence++);

  // The prefix is also at the cursor position + 2 (those two following
  // characters are '<' and '/')
  LinkedPosition pos2 = new LinkedPosition(document, cursorPosition + 2,
      prefix.length(), linkedPosSequence++);

  IDOMElement rootDomElement = (IDOMElement) rootElement;
  // TODO: use UiBinderConstants.XMLNS_PREFIX, but that has been modified in
  // a parallel CL. Will switch to using that constant in the latter of this
  // and that other CL.
  final String xmlnsPrefix = "xmlns:";
  String fullPrefixName = xmlnsPrefix + prefix;
  IDOMAttr domAttribute = (IDOMAttr) rootDomElement.getAttributeNode(fullPrefixName);
  LinkedPosition pos3 = new LinkedPosition(document,
      domAttribute.getStartOffset() + xmlnsPrefix.length(),
      prefix.length(), linkedPosSequence++);

  LinkedPositionGroup group = new LinkedPositionGroup();
  group.addPosition(pos1);
  group.addPosition(pos2);
  group.addPosition(pos3);

  // Boilerplate stuff below
  LinkedModeModel model = new LinkedModeModel();
  model.addGroup(group);
  model.forceInstall();

  LinkedModeUI ui = new LinkedModeUI(model, viewer);
  ui.enter();

  wasLinkedModeEntered = true;
}
项目：eclipse-wtp-json    文件：JSONKeyCompletionProposal.java    
/**
 * Sets up linked positions and installs them on the viewer.
 * 
 */
protected void getLinkedPositions(ITextViewer viewer) {
    final String replacement = getReplacementString();
    final IDocument document = viewer.getDocument();
    final int length = replacement.length();
    boolean inAttribute = false, hasGroup = false;
    int offset = 0;
    char attType = 0;
    int exitPosition = -1;
    LinkedModeModel model = new LinkedModeModel();

    try {
        for (int i = 0; i < length; i++) {
            final char c = replacement.charAt(i);
            switch (c) {
            case '=':
                break;
            case '\'':
            case '\"':
                if (!inAttribute) {
                    offset = i;
                    attType = c;
                    inAttribute = true;
                } else {
                    // Found matching quotes establishing an attribute value
                    // region
                    if (attType == c && replacement.charAt(i - 1) != '\\') {
                        inAttribute = false; // Record position length
                        addPosition(model, document, getReplacementOffset()
                                + offset + 1, i - offset - 1);
                        hasGroup = true;
                    }
                }
                break;
            case '>':
                if (!inAttribute && exitPosition == -1) {
                    exitPosition = getReplacementOffset() + i + 1;
                }
                break;
            }
        }
        if (hasGroup) {
            model.forceInstall();
            final LinkedModeUI ui = new EditorLinkedModeUI(model, viewer);
            ui.setExitPosition(viewer,
                    exitPosition < 0 ? getReplacementOffset()
                            + getReplacementLength() + replacement.length()
                            - 1 : exitPosition, 0, Integer.MAX_VALUE);
            ui.setCyclingMode(LinkedModeUI.CYCLE_WHEN_NO_PARENT);
            ui.setDoContextInfo(true);
            ui.enter();
            fSelectedRegion = ui.getSelectedRegion();
        }
    } catch (BadLocationException e) {
        Logger.logException(e);
    }
}
项目：Eclipse-Postfix-Code-Completion    文件：LinkedNamesAssistProposal.java    
public void apply(ITextViewer viewer, char trigger, int stateMask, int offset) {
    try {
        Point seletion= viewer.getSelectedRange();

        // get full ast
        CompilationUnit root= SharedASTProvider.getAST(fContext.getCompilationUnit(), SharedASTProvider.WAIT_YES, null);

        ASTNode nameNode= NodeFinder.perform(root, fNode.getStartPosition(), fNode.getLength());
        final int pos= fNode.getStartPosition();

        ASTNode[] sameNodes;
        if (nameNode instanceof SimpleName) {
            sameNodes= LinkedNodeFinder.findByNode(root, (SimpleName) nameNode);
        } else {
            sameNodes= new ASTNode[] { nameNode };
        }

        // sort for iteration order, starting with the node @ offset
        Arrays.sort(sameNodes, new Comparator<ASTNode>() {

            public int compare(ASTNode o1, ASTNode o2) {
                return rank(o1) - rank(o2);
            }

            /**
             * Returns the absolute rank of an <code>ASTNode</code>. Nodes
             * preceding <code>offset</code> are ranked last.
             *
             * @param node the node to compute the rank for
             * @return the rank of the node with respect to the invocation offset
             */
            private int rank(ASTNode node) {
                int relativeRank= node.getStartPosition() + node.getLength() - pos;
                if (relativeRank < 0)
                    return Integer.MAX_VALUE + relativeRank;
                else
                    return relativeRank;
            }

        });

        IDocument document= viewer.getDocument();
        LinkedPositionGroup group= new LinkedPositionGroup();
        for (int i= 0; i < sameNodes.length; i++) {
            ASTNode elem= sameNodes[i];
            group.addPosition(new LinkedPosition(document, elem.getStartPosition(), elem.getLength(), i));
        }

        LinkedModeModel model= new LinkedModeModel();
        model.addGroup(group);
        model.forceInstall();
        if (fContext instanceof AssistContext) {
            IEditorPart editor= ((AssistContext)fContext).getEditor();
            if (editor instanceof JavaEditor) {
                model.addLinkingListener(new EditorHighlightingSynchronizer((JavaEditor) editor));
            }
        }

        LinkedModeUI ui= new EditorLinkedModeUI(model, viewer);
        ui.setExitPolicy(new DeleteBlockingExitPolicy(document));
        ui.setExitPosition(viewer, offset, 0, LinkedPositionGroup.NO_STOP);
        ui.enter();

        if (fValueSuggestion != null) {
            document.replace(nameNode.getStartPosition(), nameNode.getLength(), fValueSuggestion);
            IRegion selectedRegion= ui.getSelectedRegion();
            seletion= new Point(selectedRegion.getOffset(), fValueSuggestion.length());
        }

        viewer.setSelectedRange(seletion.x, seletion.y); // by default full word is selected, restore original selection

    } catch (BadLocationException e) {
        JavaPlugin.log(e);
    }
}
项目：Eclipse-Postfix-Code-Completion-Juno38    文件：LinkedNamesAssistProposal.java    
public void apply(ITextViewer viewer, char trigger, int stateMask, int offset) {
    try {
        Point seletion= viewer.getSelectedRange();

        // get full ast
        CompilationUnit root= SharedASTProvider.getAST(fContext.getCompilationUnit(), SharedASTProvider.WAIT_YES, null);

        ASTNode nameNode= NodeFinder.perform(root, fNode.getStartPosition(), fNode.getLength());
        final int pos= fNode.getStartPosition();

        ASTNode[] sameNodes;
        if (nameNode instanceof SimpleName) {
            sameNodes= LinkedNodeFinder.findByNode(root, (SimpleName) nameNode);
        } else {
            sameNodes= new ASTNode[] { nameNode };
        }

        // sort for iteration order, starting with the node @ offset
        Arrays.sort(sameNodes, new Comparator<ASTNode>() {

            public int compare(ASTNode o1, ASTNode o2) {
                return rank(o1) - rank(o2);
            }

            /**
             * Returns the absolute rank of an <code>ASTNode</code>. Nodes
             * preceding <code>offset</code> are ranked last.
             *
             * @param node the node to compute the rank for
             * @return the rank of the node with respect to the invocation offset
             */
            private int rank(ASTNode node) {
                int relativeRank= node.getStartPosition() + node.getLength() - pos;
                if (relativeRank < 0)
                    return Integer.MAX_VALUE + relativeRank;
                else
                    return relativeRank;
            }

        });

        IDocument document= viewer.getDocument();
        LinkedPositionGroup group= new LinkedPositionGroup();
        for (int i= 0; i < sameNodes.length; i++) {
            ASTNode elem= sameNodes[i];
            group.addPosition(new LinkedPosition(document, elem.getStartPosition(), elem.getLength(), i));
        }

        LinkedModeModel model= new LinkedModeModel();
        model.addGroup(group);
        model.forceInstall();
        if (fContext instanceof AssistContext) {
            IEditorPart editor= ((AssistContext)fContext).getEditor();
            if (editor instanceof JavaEditor) {
                model.addLinkingListener(new EditorHighlightingSynchronizer((JavaEditor) editor));
            }
        }

        LinkedModeUI ui= new EditorLinkedModeUI(model, viewer);
        ui.setExitPolicy(new DeleteBlockingExitPolicy(document));
        ui.setExitPosition(viewer, offset, 0, LinkedPositionGroup.NO_STOP);
        ui.enter();

        if (fValueSuggestion != null) {
            document.replace(nameNode.getStartPosition(), nameNode.getLength(), fValueSuggestion);
            IRegion selectedRegion= ui.getSelectedRegion();
            seletion= new Point(selectedRegion.getOffset(), fValueSuggestion.length());
        }

        viewer.setSelectedRange(seletion.x, seletion.y); // by default full word is selected, restore original selection

    } catch (BadLocationException e) {
        JavaPlugin.log(e);
    }
}
项目：Pydev    文件：AssistAssignCompletionProposal.java    
@Override
public void apply(IDocument document) {
    try {
        //default apply
        int lineOfOffset = document.getLineOfOffset(fReplacementOffset);
        document.replace(fReplacementOffset, fReplacementLength, fReplacementString);

        if (SharedCorePlugin.inTestMode()) {
            return;
        }
        int lineOffset = document.getLineOffset(lineOfOffset);
        int lineLength = document.getLineLength(lineOfOffset);
        String lineDelimiter = document.getLineDelimiter(lineOfOffset);
        int lineDelimiterLen = lineDelimiter != null ? lineDelimiter.length() : 0;

        ISourceViewer viewer = sourceViewer;

        LinkedModeModel model = new LinkedModeModel();
        LinkedPositionGroup group = new LinkedPositionGroup();

        //the len-3 is because of the end of the string: " = " because the replacement string is
        //something like "xxx = " 
        ProposalPosition proposalPosition = new ProposalPosition(document, fReplacementOffset,
                fReplacementString.length() - 3, 0, new ICompletionProposal[0]);
        group.addPosition(proposalPosition);

        model.addGroup(group);
        model.forceInstall();

        final LinkedModeUI ui = new EditorLinkedModeUI(model, viewer);
        ui.setExitPosition(viewer, lineOffset + lineLength - lineDelimiterLen, 0, Integer.MAX_VALUE);
        Runnable r = new Runnable() {
            @Override
            public void run() {
                ui.enter();
            }
        };
        RunInUiThread.async(r);

    } catch (Throwable x) {
        // ignore
        Log.log(x);
    }
}
项目：eclipse-multicursor    文件：SelectAllOccurrencesHandler.java    
/**
 * Mostly based on code from {@link org.eclipse.jdt.internal.ui.text.correction.proposals.LinkedNamesAssistProposal}
 */
private void startEditing(ISourceViewer viewer) throws ExecutionException {
    Point selOffsetAndLen = viewer.getSelectedRange();
    int selStart = CoordinatesUtil.fromOffsetAndLengthToStartAndEnd(selOffsetAndLen).x;

    IDocument document = viewer.getDocument();
    try {
        String selectedText;
        if (selOffsetAndLen.y == 0) { // no characters selected
            String documentText = document.get();
            Point wordOffsetAndLen = TextUtil.findWordSurrounding(documentText, selStart);
            if (wordOffsetAndLen != null) {
                selectedText = document.get(wordOffsetAndLen.x, wordOffsetAndLen.y);
            } else {
                IRegion selectedLine = document.getLineInformationOfOffset(selStart);
                selectedText = document.get(selectedLine.getOffset(), selectedLine.getLength());
            }
        } else {
            selectedText = document.get(selOffsetAndLen.x, selOffsetAndLen.y);
        }

        LinkedPositionGroup linkedPositionGroup = new LinkedPositionGroup();

        FindReplaceDocumentAdapter findReplaceAdaptor = new FindReplaceDocumentAdapter(document);
        IRegion matchingRegion = findReplaceAdaptor.find(0, selectedText, true, true, false, false);
        while (matchingRegion != null) {
            linkedPositionGroup.addPosition(new LinkedPosition(document, matchingRegion.getOffset(), matchingRegion
                    .getLength()));

            matchingRegion = findReplaceAdaptor.find(matchingRegion.getOffset() + matchingRegion.getLength(),
                    selectedText, true, true, false, false);
        }

        LinkedModeModel model = new LinkedModeModel();
        model.addGroup(linkedPositionGroup);
        model.forceInstall();

        LinkedModeUI ui = new EditorLinkedModeUI(model, viewer);
        ui.setExitPolicy(new DeleteBlockingExitPolicy(document));
        ui.enter();

        // by default the text being edited is selected so restore original selection
        viewer.setSelectedRange(selOffsetAndLen.x, selOffsetAndLen.y);
    } catch (BadLocationException e) {
        throw new ExecutionException("Editing failed", e);
    }
}