| /* |
| * Copyright 2000-2009 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.jetbrains.plugins.groovy.editor.actions; |
| |
| import com.intellij.codeInsight.editorActions.BackspaceHandlerDelegate; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.editor.ex.EditorEx; |
| import com.intellij.openapi.editor.highlighter.EditorHighlighter; |
| import com.intellij.openapi.editor.highlighter.HighlighterIterator; |
| import com.intellij.psi.PsiFile; |
| import org.jetbrains.plugins.groovy.lang.lexer.GroovyTokenTypes; |
| import org.jetbrains.plugins.groovy.lang.psi.GroovyFile; |
| |
| /** |
| * @author Maxim.Medvedev |
| */ |
| public class GStringBackspaceHandlerDelegate extends BackspaceHandlerDelegate { |
| |
| @Override |
| public void beforeCharDeleted(char c, PsiFile file, Editor editor) { |
| if (c != '{') return; |
| |
| if (!(file instanceof GroovyFile)) return; |
| |
| final int offset = editor.getCaretModel().getOffset(); |
| |
| final EditorHighlighter highlighter = ((EditorEx)editor).getHighlighter(); |
| if (offset < 1) return; |
| |
| HighlighterIterator iterator = highlighter.createIterator(offset); |
| if (iterator.getTokenType() != GroovyTokenTypes.mRCURLY) return; |
| iterator.retreat(); |
| if (iterator.getStart() < 1 || iterator.getTokenType() != GroovyTokenTypes.mLCURLY) return; |
| |
| editor.getDocument().deleteString(offset, offset + 1); |
| } |
| |
| @Override |
| public boolean charDeleted(char c, PsiFile file, Editor editor) { |
| return false; |
| } |
| } |