xml/openapi/src/com/intellij/xml/breadcrumbs/BreadcrumbsInfoProvider.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 /*
  18  * Created by IntelliJ IDEA.
  19  * User: spleaner
  20  * Date: Jun 19, 2007
  21  * Time: 3:33:15 PM
  22  */
  23 package com.intellij.xml.breadcrumbs;
  24
  25 import com.intellij.lang.Language;
  26 import com.intellij.psi.PsiElement;
  27 import com.intellij.openapi.extensions.ExtensionPointName;
  28 import org.jetbrains.annotations.NotNull;
  29 import org.jetbrains.annotations.Nullable;
  30
  31 public abstract class BreadcrumbsInfoProvider {
  32   public static final ExtensionPointName<BreadcrumbsInfoProvider> EP_NAME = ExtensionPointName.create("com.intellij.breadcrumbsInfoProvider");
  33
  34   public abstract Language[] getLanguages();
  35
  36   public abstract boolean acceptElement(@NotNull final PsiElement e);
  37
  38   @Nullable
  39   public PsiElement getParent(@NotNull final PsiElement e) {
  40     return e.getParent();
  41   }
  42
  43   @NotNull
  44   public abstract String getElementInfo(@NotNull final PsiElement e);
  45
  46   @Nullable
  47   public abstract String getElementTooltip(@NotNull final PsiElement e);
  48 }