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/*
* Copyright 2000-2013 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.jetbrains.python.hierarchy;
import com.intellij.ide.hierarchy.HierarchyNodeDescriptor;
import com.intellij.ide.hierarchy.HierarchyTreeStructure;
import com.intellij.ide.hierarchy.TypeHierarchyBrowserBase;
import com.intellij.ide.util.treeView.NodeDescriptor;
import com.intellij.openapi.actionSystem.ActionGroup;
import com.intellij.openapi.actionSystem.ActionManager;
import com.intellij.openapi.actionSystem.ActionPlaces;
import com.intellij.openapi.actionSystem.IdeActions;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.psi.PsiElement;
import com.intellij.ui.PopupHandler;
import com.jetbrains.python.hierarchy.treestructures.PySubTypesHierarchyTreeStructure;
import com.jetbrains.python.hierarchy.treestructures.PySuperTypesHierarchyTreeStructure;
import com.jetbrains.python.hierarchy.treestructures.PyTypeHierarchyTreeStructure;
import com.jetbrains.python.psi.PyClass;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import java.util.Comparator;
import java.util.Map;
/**
* Created by IntelliJ IDEA.
* User: Alexey.Ivanov
* Date: Jul 31, 2009
* Time: 6:14:42 PM
*/
public class PyTypeHierarchyBrowser extends TypeHierarchyBrowserBase {
private static final Logger LOG = Logger.getInstance("#com.jetbrains.python.hierarchy.TypeHierarchyBrowser");
protected PyTypeHierarchyBrowser(@NotNull PyClass pyClass) {
super(pyClass.getProject(), pyClass);
}
@Nullable
protected PsiElement getElementFromDescriptor(@NotNull HierarchyNodeDescriptor descriptor) {
if (!(descriptor instanceof PyHierarchyNodeDescriptor)) {
return null;
}
return ((PyHierarchyNodeDescriptor)descriptor).getPsiElement();
}
protected void createTrees(@NotNull Map<String, JTree> trees) {
ActionGroup group = (ActionGroup)ActionManager.getInstance().getAction("PyTypeHierarchyPopupMenu");
final BaseOnThisTypeAction baseOnThisTypeAction = new BaseOnThisTypeAction();
final JTree tree1 = createTree(true);
PopupHandler.installPopupHandler(tree1, group, ActionPlaces.TYPE_HIERARCHY_VIEW_POPUP, ActionManager.getInstance());
baseOnThisTypeAction
.registerCustomShortcutSet(ActionManager.getInstance().getAction(IdeActions.ACTION_TYPE_HIERARCHY).getShortcutSet(), tree1);
trees.put(TYPE_HIERARCHY_TYPE, tree1);
final JTree tree2 = createTree(true);
PopupHandler.installPopupHandler(tree2, group, ActionPlaces.TYPE_HIERARCHY_VIEW_POPUP, ActionManager.getInstance());
baseOnThisTypeAction
.registerCustomShortcutSet(ActionManager.getInstance().getAction(IdeActions.ACTION_TYPE_HIERARCHY).getShortcutSet(), tree2);
trees.put(SUPERTYPES_HIERARCHY_TYPE, tree2);
final JTree tree3 = createTree(true);
PopupHandler.installPopupHandler(tree3, group, ActionPlaces.TYPE_HIERARCHY_VIEW_POPUP, ActionManager.getInstance());
baseOnThisTypeAction
.registerCustomShortcutSet(ActionManager.getInstance().getAction(IdeActions.ACTION_TYPE_HIERARCHY).getShortcutSet(), tree3);
trees.put(SUBTYPES_HIERARCHY_TYPE, tree3);
}
@Nullable
protected JPanel createLegendPanel() {
return null;
}
protected boolean isApplicableElement(@NotNull PsiElement element) {
return (element instanceof PyClass);
}
@Nullable
protected HierarchyTreeStructure createHierarchyTreeStructure(@NotNull String typeName, @NotNull PsiElement psiElement) {
if (SUPERTYPES_HIERARCHY_TYPE.equals(typeName)) {
return new PySuperTypesHierarchyTreeStructure((PyClass)psiElement);
}
else if (SUBTYPES_HIERARCHY_TYPE.equals(typeName)) {
return new PySubTypesHierarchyTreeStructure((PyClass)psiElement);
}
else if (TYPE_HIERARCHY_TYPE.equals(typeName)) {
return new PyTypeHierarchyTreeStructure((PyClass)psiElement);
}
else {
LOG.error("unexpected type: " + typeName);
return null;
}
}
@Nullable
protected Comparator<NodeDescriptor> getComparator() {
return PyHierarchyUtils.getComparator(myProject);
}
protected boolean isInterface(PsiElement psiElement) {
return false;
}
protected boolean canBeDeleted(PsiElement psiElement) {
return (psiElement instanceof PyClass);
}
@NotNull
protected String getQualifiedName(PsiElement psiElement) {
if (psiElement instanceof PyClass) {
final String name = ((PyClass)psiElement).getName();
if (name != null) {
return name;
}
}
return "";
}
}
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