| 1 | package de.ugoe.cs.swe.bnftools.ui.quickfix.modifications;
|
|---|
| 2 |
|
|---|
| 3 | import java.util.ArrayList;
|
|---|
| 4 | import java.util.List;
|
|---|
| 5 |
|
|---|
| 6 | import org.eclipse.core.runtime.NullProgressMonitor;
|
|---|
| 7 | import org.eclipse.emf.ecore.EObject;
|
|---|
| 8 | import org.eclipse.ltk.core.refactoring.Change;
|
|---|
| 9 | import org.eclipse.ltk.core.refactoring.PerformChangeOperation;
|
|---|
| 10 | import org.eclipse.ltk.core.refactoring.RefactoringCore;
|
|---|
| 11 | import org.eclipse.ui.PlatformUI;
|
|---|
| 12 | import org.eclipse.xtext.parsetree.CompositeNode;
|
|---|
| 13 | import org.eclipse.xtext.parsetree.NodeAdapter;
|
|---|
| 14 | import org.eclipse.xtext.parsetree.NodeUtil;
|
|---|
| 15 | import org.eclipse.xtext.resource.IResourceDescriptions;
|
|---|
| 16 | import org.eclipse.xtext.ui.editor.XtextEditor;
|
|---|
| 17 | import org.eclipse.xtext.ui.editor.model.edit.IModificationContext;
|
|---|
| 18 | import org.eclipse.xtext.ui.editor.model.edit.ISemanticModification;
|
|---|
| 19 |
|
|---|
| 20 | import de.ugoe.cs.swe.bnftools.ebnf.Rule;
|
|---|
| 21 | import de.ugoe.cs.swe.bnftools.ui.quickfix.processors.RemoveUnusedRulesProcessor;
|
|---|
| 22 |
|
|---|
| 23 | public class RemoveUnusedRuleModification implements ISemanticModification {
|
|---|
| 24 |
|
|---|
| 25 | IResourceDescriptions resourceDescriptions;
|
|---|
| 26 |
|
|---|
| 27 | // ----------------------------------------------------------------------------------------------------
|
|---|
| 28 |
|
|---|
| 29 | public RemoveUnusedRuleModification(
|
|---|
| 30 | IResourceDescriptions resourceDescriptions) {
|
|---|
| 31 | this.resourceDescriptions = resourceDescriptions;
|
|---|
| 32 | }
|
|---|
| 33 |
|
|---|
| 34 | // ----------------------------------------------------------------------------------------------------
|
|---|
| 35 |
|
|---|
| 36 | public void apply(EObject element, IModificationContext context)
|
|---|
| 37 | throws Exception {
|
|---|
| 38 | // get current editor
|
|---|
| 39 | XtextEditor editor = (XtextEditor) PlatformUI.getWorkbench()
|
|---|
| 40 | .getActiveWorkbenchWindow().getActivePage().getActiveEditor();
|
|---|
| 41 | Rule rule = (Rule) element;
|
|---|
| 42 |
|
|---|
| 43 | NodeAdapter declarationNode = NodeUtil.getNodeAdapter(rule);
|
|---|
| 44 |
|
|---|
| 45 | List<CompositeNode> unusedNodes = new ArrayList<CompositeNode>();
|
|---|
| 46 |
|
|---|
| 47 | unusedNodes.add(declarationNode.getParserNode());
|
|---|
| 48 |
|
|---|
| 49 | RemoveUnusedRulesProcessor processor = new RemoveUnusedRulesProcessor(
|
|---|
| 50 | editor, editor.getDocument(), unusedNodes);
|
|---|
| 51 |
|
|---|
| 52 | NullProgressMonitor pm = new NullProgressMonitor();
|
|---|
| 53 | Change change;
|
|---|
| 54 | try {
|
|---|
| 55 | change = processor.createChange(pm);
|
|---|
| 56 | change.initializeValidationData(pm);
|
|---|
| 57 | change.setEnabled(true);
|
|---|
| 58 | PerformChangeOperation operation = new PerformChangeOperation(
|
|---|
| 59 | change);
|
|---|
| 60 | operation.setUndoManager(RefactoringCore.getUndoManager(),
|
|---|
| 61 | processor.getProcessorName());
|
|---|
| 62 | operation.run(pm);
|
|---|
| 63 | change.dispose();
|
|---|
| 64 | } catch (Exception e) {
|
|---|
| 65 | e.printStackTrace();
|
|---|
| 66 | }
|
|---|
| 67 |
|
|---|
| 68 | }
|
|---|
| 69 |
|
|---|
| 70 | }
|
|---|
