| /* |
| * Copyright 2000-2013 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 com.jetbrains.python.editor.selectWord; |
| |
| import com.intellij.codeInsight.editorActions.ExtendWordSelectionHandlerBase; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiErrorElement; |
| import com.intellij.psi.PsiWhiteSpace; |
| import com.jetbrains.python.psi.PyArgumentList; |
| import com.jetbrains.python.psi.PyListLiteralExpression; |
| import com.jetbrains.python.psi.PyParameterList; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| * User: catherine |
| * |
| * Handler to select list contents without parentheses |
| */ |
| public class PyListSelectionHandler extends ExtendWordSelectionHandlerBase { |
| @Override |
| public boolean canSelect(PsiElement e) { |
| return e instanceof PyListLiteralExpression || e instanceof PyParameterList || e instanceof PyArgumentList; |
| } |
| |
| @Override |
| public List<TextRange> select(PsiElement e, CharSequence editorText, int cursorOffset, Editor editor) { |
| TextRange stringRange = e.getTextRange(); |
| PsiElement firstChild = e.getFirstChild().getNextSibling(); |
| if (firstChild instanceof PsiErrorElement) { |
| return Collections.emptyList(); |
| } |
| int startShift = 1; |
| if (firstChild instanceof PsiWhiteSpace) |
| startShift += firstChild.getTextLength(); |
| PsiElement lastChild = e.getLastChild().getPrevSibling(); |
| int endShift = 1; |
| if (lastChild instanceof PsiWhiteSpace) |
| endShift += lastChild.getTextLength(); |
| |
| final TextRange offsetRange = new TextRange(stringRange.getStartOffset() + startShift, stringRange.getEndOffset() - endShift); |
| if (offsetRange.contains(cursorOffset) && offsetRange.getLength() > 1) { |
| return Collections.singletonList(offsetRange); |
| } |
| return Collections.emptyList(); |
| } |
| } |