com.intellij.codeInsight.editorActions.XmlTokenSelectioner Maven / Gradle / Ivy

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A packaging of the IntelliJ Community Edition xml library. This is release number 1 of trunk branch 142.

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/*
 * Copyright 2000-2014 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.intellij.codeInsight.editorActions;

import com.intellij.psi.PsiElement;
import com.intellij.psi.xml.XmlToken;
import com.intellij.psi.xml.XmlTokenType;
import com.intellij.openapi.util.TextRange;
import com.intellij.openapi.editor.Editor;

import java.util.List;
import java.util.ArrayList;

class XmlTokenSelectioner extends ExtendWordSelectionHandlerBase {
  @Override
  public boolean canSelect(PsiElement e) {
    return e instanceof XmlToken &&
           !HtmlSelectioner.canSelectElement(e);
  }

  @Override
  public List select(PsiElement e, CharSequence editorText, int cursorOffset, Editor editor) {
    XmlToken token = (XmlToken)e;

    if (shouldSelectToken(token)) {
      List ranges = super.select(e, editorText, cursorOffset, editor);
      SelectWordUtil.addWordSelection(editor.getSettings().isCamelWords(), editorText, cursorOffset, ranges);
      return ranges;
    }
    else {
      List result = new ArrayList();
      SelectWordUtil.addWordSelection(editor.getSettings().isCamelWords(), editorText, cursorOffset, result);
      return result;
    }
  }

  static boolean shouldSelectToken(final XmlToken token) {
    return token.getTokenType() != XmlTokenType.XML_DATA_CHARACTERS &&
          token.getTokenType() != XmlTokenType.XML_START_TAG_START &&
          token.getTokenType() != XmlTokenType.XML_END_TAG_START &&
          token.getTokenType() != XmlTokenType.XML_EMPTY_ELEMENT_END &&
          token.getTokenType() != XmlTokenType.XML_TAG_END;
  }
}