| package com.intellij.refactoring.introduceVariable; |
| |
| import com.intellij.codeInsight.lookup.LookupManager; |
| import com.intellij.codeInsight.lookup.impl.LookupImpl; |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.openapi.editor.Document; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.ui.popup.Balloon; |
| import com.intellij.psi.*; |
| |
| /** |
| * User: anna |
| */ |
| public class FinalListener { |
| private final Editor myEditor; |
| private static final Logger LOG = Logger.getInstance("#" + FinalListener.class.getName()); |
| |
| public FinalListener(Editor editor) { |
| myEditor = editor; |
| } |
| |
| public void perform(final boolean generateFinal, PsiVariable variable) { |
| perform(generateFinal, PsiModifier.FINAL, variable); |
| } |
| |
| public void perform(final boolean generateFinal, final String modifier, final PsiVariable variable) { |
| final Document document = myEditor.getDocument(); |
| LOG.assertTrue(variable != null); |
| final PsiModifierList modifierList = variable.getModifierList(); |
| LOG.assertTrue(modifierList != null); |
| final int textOffset = modifierList.getTextOffset(); |
| |
| final Runnable runnable = new Runnable() { |
| public void run() { |
| if (generateFinal) { |
| final PsiTypeElement typeElement = variable.getTypeElement(); |
| final int typeOffset = typeElement != null ? typeElement.getTextOffset() : textOffset; |
| document.insertString(typeOffset, modifier + " "); |
| } |
| else { |
| final int idx = modifierList.getText().indexOf(modifier); |
| document.deleteString(textOffset + idx, textOffset + idx + modifier.length() + 1); |
| } |
| } |
| }; |
| final LookupImpl lookup = (LookupImpl)LookupManager.getActiveLookup(myEditor); |
| if (lookup != null) { |
| lookup.performGuardedChange(runnable); |
| } else { |
| runnable.run(); |
| } |
| PsiDocumentManager.getInstance(variable.getProject()).commitDocument(document); |
| } |
| } |