/*
* Copyright 2012-2014 Sergey Ignatov
*
* 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.intellij.erlang.editor;
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.util.containers.ContainerUtil;
import org.intellij.erlang.psi.ErlangClauseBody;
import org.intellij.erlang.psi.ErlangExpression;
import org.intellij.erlang.psi.ErlangFile;
import java.util.List;
public class ErlangWordSelectioner extends ExtendWordSelectionHandlerBase {
@Override
public boolean canSelect(PsiElement e) {
return e.getContainingFile() instanceof ErlangFile;
}
@Override
public List<TextRange> select(PsiElement e, CharSequence editorText, int cursorOffset, Editor editor) {
List<TextRange> select = super.select(e, editorText, cursorOffset, editor);
PsiElement clause = e.getParent();
if (clause instanceof ErlangClauseBody) {
List<ErlangExpression> list = ((ErlangClauseBody) clause).getExpressionList();
ErlangExpression first = ContainerUtil.getFirstItem(list);
ErlangExpression last = ContainerUtil.getLastItem(list);
if (first != null && last != null) {
TextRange allExpressionsRange = TextRange.create(first.getTextRange().getStartOffset(), last.getTextRange().getEndOffset());
return ContainerUtil.concat(select, expandToWholeLine(editorText, allExpressionsRange, false));
}
}
return select;
}
}