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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.highlighting;
import com.intellij.codeInsight.TargetElementUtilBase;
import com.intellij.openapi.editor.Editor;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFile;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* @author Konstantin Bulenkov
*/
public abstract class HighlightUsagesHandlerFactoryBase implements HighlightUsagesHandlerFactory {
@Nullable
@Override
public final HighlightUsagesHandlerBase createHighlightUsagesHandler(Editor editor, PsiFile file) {
int offset = TargetElementUtilBase.adjustOffset(file, editor.getDocument(), editor.getCaretModel().getOffset());
PsiElement target = file.findElementAt(offset);
if (target == null) return null;
return createHighlightUsagesHandler(editor, file, target);
}
@Nullable
public abstract HighlightUsagesHandlerBase createHighlightUsagesHandler(@NotNull Editor editor, @NotNull PsiFile file, @NotNull PsiElement target);
}
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