| /* |
| * 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.daemon; |
| |
| import com.intellij.navigation.GotoRelatedItem; |
| import com.intellij.openapi.editor.markup.GutterIconRenderer; |
| import com.intellij.openapi.util.NotNullLazyValue; |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.util.Function; |
| import com.intellij.util.containers.ContainerUtil; |
| import com.intellij.util.ui.UIUtil; |
| import com.intellij.xml.util.XmlStringUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import javax.swing.*; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.Set; |
| |
| /** |
| * @author nik |
| */ |
| public class RelatedItemLineMarkerInfo<T extends PsiElement> extends MergeableLineMarkerInfo<T> { |
| private final NotNullLazyValue<Collection<? extends GotoRelatedItem>> myTargets; |
| |
| public RelatedItemLineMarkerInfo(@NotNull T element, @NotNull TextRange range, Icon icon, int updatePass, |
| @Nullable Function<? super T, String> tooltipProvider, |
| @Nullable GutterIconNavigationHandler<T> navHandler, |
| GutterIconRenderer.Alignment alignment, |
| @NotNull NotNullLazyValue<Collection<? extends GotoRelatedItem>> targets) { |
| super(element, range, icon, updatePass, tooltipProvider, navHandler, alignment); |
| myTargets = targets; |
| } |
| |
| public RelatedItemLineMarkerInfo(@NotNull T element, @NotNull TextRange range, Icon icon, int updatePass, |
| @Nullable Function<? super T, String> tooltipProvider, |
| @Nullable GutterIconNavigationHandler<T> navHandler, |
| GutterIconRenderer.Alignment alignment, |
| @NotNull final Collection<? extends GotoRelatedItem> targets) { |
| this(element, range, icon, updatePass, tooltipProvider, navHandler, alignment, new NotNullLazyValue<Collection<? extends GotoRelatedItem>>() { |
| @NotNull |
| @Override |
| protected Collection<? extends GotoRelatedItem> compute() { |
| return targets; |
| } |
| }); |
| } |
| |
| @NotNull |
| public Collection<? extends GotoRelatedItem> createGotoRelatedItems() { |
| return myTargets.getValue(); |
| } |
| |
| @Override |
| public GutterIconRenderer createGutterRenderer() { |
| if (myIcon == null) return null; |
| return new RelatedItemLineMarkerGutterIconRenderer<T>(this); |
| } |
| |
| @Override |
| public boolean canMergeWith(@NotNull MergeableLineMarkerInfo<?> info) { |
| return myIcon == info.myIcon; |
| } |
| |
| @Override |
| public Icon getCommonIcon(@NotNull List<MergeableLineMarkerInfo> infos) { |
| return myIcon; |
| } |
| |
| @Override |
| public Function<? super PsiElement, String> getCommonTooltip(@NotNull final List<MergeableLineMarkerInfo> infos) { |
| return new Function<PsiElement, String>() { |
| @Override |
| public String fun(PsiElement element) { |
| Set<String> tooltips = ContainerUtil.map2Set(infos, new Function<MergeableLineMarkerInfo, String>() { |
| @Override |
| public String fun(MergeableLineMarkerInfo info) { |
| return info.getLineMarkerTooltip(); |
| } |
| }); |
| StringBuilder tooltip = new StringBuilder(); |
| for (String info : tooltips) { |
| if (tooltip.length() > 0) { |
| tooltip.append(UIUtil.BORDER_LINE); |
| } |
| tooltip.append(UIUtil.getHtmlBody(info)); |
| } |
| return XmlStringUtil.wrapInHtml(tooltip); |
| } |
| }; |
| } |
| |
| private static class RelatedItemLineMarkerGutterIconRenderer<T extends PsiElement> extends LineMarkerGutterIconRenderer<T> { |
| public RelatedItemLineMarkerGutterIconRenderer(final RelatedItemLineMarkerInfo<T> markerInfo) { |
| super(markerInfo); |
| } |
| |
| @Override |
| protected boolean looksTheSameAs(@NotNull LineMarkerGutterIconRenderer renderer) { |
| if (!(renderer instanceof RelatedItemLineMarkerGutterIconRenderer) || !super.looksTheSameAs(renderer)) { |
| return false; |
| } |
| |
| final RelatedItemLineMarkerInfo<?> markerInfo = (RelatedItemLineMarkerInfo<?>)getLineMarkerInfo(); |
| final RelatedItemLineMarkerInfo<?> otherInfo = (RelatedItemLineMarkerInfo<?>)renderer.getLineMarkerInfo(); |
| return markerInfo.myTargets.equals(otherInfo.myTargets); |
| } |
| } |
| } |