下面列出了怎么用org.eclipse.jface.text.IEditingSupportRegistry的API类实例代码及写法,或者点击链接到github查看源代码。
/**
* PopUp gets closed and the focus goes back to the editor. Linked mode stays active and can be reenabled, i.e. by
* putting the caret back into a linked editing position.
*/
public void linkedModeLeft() {
if (linkedModeModel != null) {
linkedModeModel.exit(ILinkedModeListener.NONE);
}
if (popup != null) {
popup.close();
}
if (editor != null) {
ISourceViewer viewer = editor.getInternalSourceViewer();
if (viewer instanceof IEditingSupportRegistry) {
IEditingSupportRegistry registry = (IEditingSupportRegistry) viewer;
registry.unregister(focusEditingSupport);
}
}
}
public boolean start(IRenameElementContext renameElementContext, Provider<LinkedPositionGroup> provider, IProgressMonitor monitor) {
if (renameElementContext == null)
throw new IllegalArgumentException("RenameElementContext is null");
this.linkedPositionGroup = provider.get();
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);
}
}
/**
* Hides this popup.
*/
public void hide()
{
bufferString = "";
selectedProposal = null;
fLastKeyPressed = '\0';
unregister();
if (fViewer instanceof IEditingSupportRegistry)
{
IEditingSupportRegistry registry = (IEditingSupportRegistry) fViewer;
registry.unregister(fFocusHelper);
}
if (Helper.okToUse(fProposalShell))
{
fContentAssistant.removeContentAssistListener(this, ContentAssistant.PROPOSAL_SELECTOR);
// TISTUD-913: moved the 'fPopupCloser.uninstall();' to disposePopup()
if (fAdditionalInfoController != null)
{
fAdditionalInfoController.disposeInformationControl();
}
if (Helper.okToUse(fProposalTable))
{
fProposalTable.removeAll();
fProposalTable.update();
}
// TISTUD-1550: Call to dispose, instead of fProposalShell.setVisible(false);
fProposalShell.setVisible(false);
}
}
private void linkedModeLeft() {
fgActiveLinkedMode= null;
if (fInfoPopup != null) {
fInfoPopup.close();
}
ISourceViewer viewer= fEditor.getViewer();
if (viewer instanceof IEditingSupportRegistry) {
IEditingSupportRegistry registry= (IEditingSupportRegistry) viewer;
registry.unregister(fFocusEditingSupport);
}
}
private void registerHelper(IEditingSupport helper, JavaEditor editor) {
ISourceViewer viewer= editor.getViewer();
if (viewer instanceof IEditingSupportRegistry) {
IEditingSupportRegistry registry= (IEditingSupportRegistry) viewer;
registry.register(helper);
}
}
private void deregisterHelper(IEditingSupport helper, JavaEditor editor) {
ISourceViewer viewer= editor.getViewer();
if (viewer instanceof IEditingSupportRegistry) {
IEditingSupportRegistry registry= (IEditingSupportRegistry) viewer;
registry.unregister(helper);
}
}
private void registerHelper(IEditingSupport helper) {
ISourceViewer viewer= fEditor.getViewer();
if (viewer instanceof IEditingSupportRegistry) {
IEditingSupportRegistry registry= (IEditingSupportRegistry) viewer;
registry.register(helper);
}
}
private void deregisterHelper(IEditingSupport helper) {
ISourceViewer viewer= fEditor.getViewer();
if (viewer instanceof IEditingSupportRegistry) {
IEditingSupportRegistry registry= (IEditingSupportRegistry) viewer;
registry.unregister(helper);
}
}
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);
}
}
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();
fOriginalSelection= viewer.getSelectedRange();
int offset= fOriginalSelection.x;
try {
CompilationUnit root= SharedASTProvider.getAST(getCompilationUnit(), SharedASTProvider.WAIT_YES, null);
fLinkedPositionGroup= new LinkedPositionGroup();
ASTNode selectedNode= NodeFinder.perform(root, fOriginalSelection.x, fOriginalSelection.y);
if (! (selectedNode instanceof SimpleName)) {
return; // TODO: show dialog
}
SimpleName nameNode= (SimpleName) selectedNode;
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);
}
}
fOriginalName= nameNode.getIdentifier();
final int pos= nameNode.getStartPosition();
ASTNode[] sameNodes= LinkedNodeFinder.findByNode(root, nameNode);
//TODO: copied from LinkedNamesAssistProposal#apply(..):
// 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>pos</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;
}
});
for (int i= 0; i < sameNodes.length; i++) {
ASTNode elem= sameNodes[i];
LinkedPosition linkedPosition= new LinkedPosition(document, elem.getStartPosition(), elem.getLength(), i);
if (i == 0)
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 (BadLocationException e) {
JavaPlugin.log(e);
}
}