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/*
* Copyright 2000-2009 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.psi.impl;
import com.intellij.codeInsight.CodeInsightBundle;
import com.intellij.codeInsight.TestFrameworks;
import com.intellij.icons.AllIcons;
import com.intellij.ide.IconLayerProvider;
import com.intellij.openapi.extensions.Extensions;
import com.intellij.openapi.project.DumbService;
import com.intellij.openapi.util.Iconable;
import com.intellij.openapi.util.Key;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.psi.*;
import com.intellij.psi.util.*;
import com.intellij.ui.RowIcon;
import com.intellij.util.PlatformIcons;
import com.intellij.util.VisibilityIcons;
import gnu.trove.TIntObjectHashMap;
import javax.swing.*;
public class ElementPresentationUtil implements PlatformIcons {
private ElementPresentationUtil() {
}
public static int getFlags(PsiModifierListOwner element, final boolean isLocked) {
final boolean isEnum = element instanceof PsiClass && ((PsiClass)element).isEnum();
int flags = (element.hasModifierProperty(PsiModifier.FINAL) && !isEnum ? FLAGS_FINAL : 0)
| (element.hasModifierProperty(PsiModifier.STATIC) && !isEnum ? FLAGS_STATIC : 0)
| (isLocked ? ElementBase.FLAGS_LOCKED : 0);
if (element instanceof PsiClass) {
final PsiClass aClass = (PsiClass)element;
if (element.hasModifierProperty(PsiModifier.ABSTRACT) && !((PsiClass)element).isInterface()) {
flags |= FLAGS_ABSTRACT;
}
int kind = getClassKind(aClass);
if (kind == CLASS_KIND_JUNIT_TEST) {
flags |= FLAGS_JUNIT_TEST;
}
else if (kind == CLASS_KIND_RUNNABLE) {
flags |= FLAGS_RUNNABLE;
}
}
return flags;
}
public static RowIcon createLayeredIcon(Icon baseIcon, PsiModifierListOwner element, boolean isLocked) {
return ElementBase.createLayeredIcon(element, baseIcon, getFlags(element, isLocked));
}
private static final int CLASS_KIND_INTERFACE = 10;
private static final int CLASS_KIND_ANNOTATION = 20;
public static final int CLASS_KIND_CLASS = 30;
private static final int CLASS_KIND_ANONYMOUS = 40;
private static final int CLASS_KIND_ENUM = 50;
private static final int CLASS_KIND_ASPECT = 60;
public static final int CLASS_KIND_JSP = 70;
public static final int CLASS_KIND_EXCEPTION = 80;
private static final int CLASS_KIND_JUNIT_TEST = 90;
private static final int CLASS_KIND_RUNNABLE = 100;
private static final int FLAGS_ABSTRACT = 0x100;
private static final int FLAGS_STATIC = 0x200;
private static final int FLAGS_FINAL = 0x400;
private static final int FLAGS_JUNIT_TEST = 0x2000;
public static final int FLAGS_RUNNABLE = 0x4000;
private static final Key<CachedValue<Integer>> CLASS_KIND_KEY = new Key<CachedValue<Integer>>("CLASS_KIND_KEY");
public static int getBasicClassKind(PsiClass aClass) {
if (!aClass.isValid()) return CLASS_KIND_CLASS;
if (aClass.isAnnotationType()) return CLASS_KIND_ANNOTATION;
if (aClass.isEnum()) return CLASS_KIND_ENUM;
if (aClass.isInterface()) return CLASS_KIND_INTERFACE;
if (aClass instanceof PsiAnonymousClass) return CLASS_KIND_ANONYMOUS;
return CLASS_KIND_CLASS;
}
public static int getClassKind(final PsiClass aClass) {
if (!aClass.isValid()) {
aClass.putUserData(CLASS_KIND_KEY, null);
return CLASS_KIND_CLASS;
}
CachedValue<Integer> value = aClass.getUserData(CLASS_KIND_KEY);
if (value == null) {
value = CachedValuesManager.getManager(aClass.getProject()).createCachedValue(new CachedValueProvider<Integer>() {
@Override
public Result<Integer> compute() {
return Result.createSingleDependency(Integer.valueOf(getClassKindImpl(aClass)), aClass);
}
}, false);
aClass.putUserData(CLASS_KIND_KEY, value);
}
return value.getValue().intValue();
}
private static int getClassKindImpl(PsiClass aClass) {
if (!aClass.isValid()) return CLASS_KIND_CLASS;
if (aClass.isAnnotationType()) {
return CLASS_KIND_ANNOTATION;
}
if (aClass.isEnum()) {
return CLASS_KIND_ENUM;
}
if (aClass.isInterface()) {
return CLASS_KIND_INTERFACE;
}
if (aClass instanceof PsiAnonymousClass) {
return CLASS_KIND_ANONYMOUS;
}
if (!DumbService.getInstance(aClass.getProject()).isDumb()) {
final PsiManager manager = aClass.getManager();
final PsiClass javaLangTrowable =
JavaPsiFacade.getInstance(manager.getProject()).findClass("java.lang.Throwable", aClass.getResolveScope());
final boolean isException = javaLangTrowable != null && InheritanceUtil.isInheritorOrSelf(aClass, javaLangTrowable, true);
if (isException) {
return CLASS_KIND_EXCEPTION;
}
if (TestFrameworks.getInstance().isTestClass(aClass)) {
return CLASS_KIND_JUNIT_TEST;
}
if (PsiClassUtil.isRunnableClass(aClass, false) && PsiMethodUtil.findMainMethod(aClass) != null) {
return CLASS_KIND_RUNNABLE;
}
}
return CLASS_KIND_CLASS;
}
private static final TIntObjectHashMap<Icon> BASE_ICON = new TIntObjectHashMap<Icon>(20);
static {
BASE_ICON.put(CLASS_KIND_CLASS, CLASS_ICON);
BASE_ICON.put(CLASS_KIND_CLASS | FLAGS_ABSTRACT, ABSTRACT_CLASS_ICON);
BASE_ICON.put(CLASS_KIND_ANNOTATION, ANNOTATION_TYPE_ICON);
BASE_ICON.put(CLASS_KIND_ANNOTATION | FLAGS_ABSTRACT, ANNOTATION_TYPE_ICON);
BASE_ICON.put(CLASS_KIND_ANONYMOUS, ANONYMOUS_CLASS_ICON);
BASE_ICON.put(CLASS_KIND_ANONYMOUS | FLAGS_ABSTRACT, ANONYMOUS_CLASS_ICON);
BASE_ICON.put(CLASS_KIND_ASPECT, ASPECT_ICON);
BASE_ICON.put(CLASS_KIND_ASPECT | FLAGS_ABSTRACT, ASPECT_ICON);
BASE_ICON.put(CLASS_KIND_ENUM, ENUM_ICON);
BASE_ICON.put(CLASS_KIND_ENUM | FLAGS_ABSTRACT, ENUM_ICON);
BASE_ICON.put(CLASS_KIND_EXCEPTION, EXCEPTION_CLASS_ICON);
BASE_ICON.put(CLASS_KIND_EXCEPTION | FLAGS_ABSTRACT, AllIcons.Nodes.AbstractException);
BASE_ICON.put(CLASS_KIND_INTERFACE, INTERFACE_ICON);
BASE_ICON.put(CLASS_KIND_INTERFACE | FLAGS_ABSTRACT, INTERFACE_ICON);
BASE_ICON.put(CLASS_KIND_JUNIT_TEST, CLASS_ICON);
BASE_ICON.put(CLASS_KIND_JUNIT_TEST | FLAGS_ABSTRACT, ABSTRACT_CLASS_ICON);
BASE_ICON.put(CLASS_KIND_RUNNABLE, CLASS_ICON);
}
public static Icon getClassIconOfKind(PsiClass aClass, int classKind) {
final boolean isAbstract = aClass.hasModifierProperty(PsiModifier.ABSTRACT);
return BASE_ICON.get(classKind | (isAbstract ? FLAGS_ABSTRACT : 0));
}
public static String getDescription(PsiModifierListOwner member) {
String noun;
if (member instanceof PsiClass) noun = getClassNoun((PsiClass)member);
else if (member instanceof PsiMethod) noun = CodeInsightBundle.message("node.method.tooltip");
else if (member instanceof PsiField) noun = CodeInsightBundle.message("node.field.tooltip");
else return null;
String adj = getFlagsDescription(member);
return (adj + " " + noun).trim();
}
private static String getClassNoun(final PsiClass aClass) {
String noun;
int kind = getClassKind(aClass);
switch (kind) {
case CLASS_KIND_ANNOTATION: noun = CodeInsightBundle.message("node.annotation.tooltip"); break;
case CLASS_KIND_ANONYMOUS: noun = CodeInsightBundle.message("node.anonymous.class.tooltip"); break;
case CLASS_KIND_ENUM: noun = CodeInsightBundle.message("node.enum.tooltip"); break;
case CLASS_KIND_EXCEPTION: noun = CodeInsightBundle.message("node.exception.tooltip"); break;
case CLASS_KIND_INTERFACE: noun = CodeInsightBundle.message("node.interface.tooltip"); break;
case CLASS_KIND_JUNIT_TEST: noun = CodeInsightBundle.message("node.junit.test.tooltip"); break;
case CLASS_KIND_RUNNABLE: noun = CodeInsightBundle.message("node.runnable.class.tooltip"); break;
default:
case CLASS_KIND_CLASS: noun = CodeInsightBundle.message("node.class.tooltip"); break;
}
return noun;
}
private static String getFlagsDescription(final PsiModifierListOwner aClass) {
int flags = getFlags(aClass, false);
String adj = "";
for (IconLayerProvider provider : Extensions.getExtensions(IconLayerProvider.EP_NAME)) {
if (provider.getLayerIcon(aClass, false) != null) {
adj += " " + provider.getLayerDescription();
}
}
if ((flags & FLAGS_ABSTRACT) != 0) adj += " " + CodeInsightBundle.message("node.abstract.flag.tooltip");
if ((flags & FLAGS_FINAL) != 0) adj += " " + CodeInsightBundle.message("node.final.flag.tooltip");
if ((flags & FLAGS_STATIC) != 0) adj += " " + CodeInsightBundle.message("node.static.flag.tooltip");
PsiModifierList list = aClass.getModifierList();
if (list != null) {
int level = PsiUtil.getAccessLevel(list);
if (level != PsiUtil.ACCESS_LEVEL_PUBLIC) {
adj += " " + StringUtil.capitalize(PsiBundle.visibilityPresentation(PsiUtil.getAccessModifier(level)));
}
}
return adj;
}
static {
ElementBase.registerIconLayer(FLAGS_STATIC, AllIcons.Nodes.StaticMark);
ElementBase.registerIconLayer(FLAGS_FINAL, AllIcons.Nodes.FinalMark);
ElementBase.registerIconLayer(FLAGS_JUNIT_TEST, AllIcons.Nodes.JunitTestMark);
ElementBase.registerIconLayer(FLAGS_RUNNABLE, AllIcons.Nodes.RunnableMark);
}
public static Icon addVisibilityIcon(final PsiModifierListOwner element, final int flags, final RowIcon baseIcon) {
if ((flags & Iconable.ICON_FLAG_VISIBILITY) != 0) {
VisibilityIcons.setVisibilityIcon(element.getModifierList(), baseIcon);
}
return baseIcon;
}
}
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