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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.jetbrains.python.hierarchy.call;
import com.intellij.ide.hierarchy.CallHierarchyBrowserBase;
import com.intellij.ide.hierarchy.HierarchyNodeDescriptor;
import com.intellij.ide.hierarchy.HierarchyTreeStructure;
import com.intellij.ide.util.treeView.NodeDescriptor;
import com.intellij.openapi.actionSystem.*;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.psi.PsiElement;
import com.intellij.ui.PopupHandler;
import com.jetbrains.python.hierarchy.PyHierarchyNodeDescriptor;
import com.jetbrains.python.hierarchy.PyHierarchyUtils;
import com.jetbrains.python.psi.PyClass;
import com.jetbrains.python.psi.PyFile;
import com.jetbrains.python.psi.PyFunction;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import java.util.Comparator;
import java.util.Map;
/**
* @author novokrest
*/
public class PyCallHierarchyBrowser extends CallHierarchyBrowserBase {
private static final Logger LOG = Logger.getInstance("#com.jetbrains.python.hierarchy.call.PyCallHierarchyBrowser");
private static final String GROUP_PY_CALL_HIERARCHY_POPUP = "PyCallHierarchyPopupMenu";
public PyCallHierarchyBrowser(PsiElement function) {
super(function.getProject(), function);
}
@Nullable
@Override
protected PsiElement getElementFromDescriptor(@NotNull HierarchyNodeDescriptor descriptor) {
if (descriptor instanceof PyHierarchyNodeDescriptor) {
PyHierarchyNodeDescriptor pyDescriptor = (PyHierarchyNodeDescriptor)descriptor;
return pyDescriptor.getPsiElement();
}
return null;
}
@Override
protected void createTrees(@NotNull Map<String, JTree> type2TreeMap) {
final ActionGroup group = (ActionGroup)ActionManager.getInstance().getAction(GROUP_PY_CALL_HIERARCHY_POPUP);
final JTree callerTree = createHierarchyTree(group);
final JTree calleeTree = createHierarchyTree(group);
type2TreeMap.put(CALLER_TYPE, callerTree);
type2TreeMap.put(CALLEE_TYPE, calleeTree);
}
private JTree createHierarchyTree(ActionGroup group) {
final JTree tree = createTree(false);
PopupHandler.installPopupHandler(tree, group, ActionPlaces.CALL_HIERARCHY_VIEW_POPUP, ActionManager.getInstance());
return tree;
}
@Override
protected boolean isApplicableElement(@NotNull PsiElement element) {
return element instanceof PyFunction || element instanceof PyClass || element instanceof PyFile;
}
@Nullable
@Override
protected HierarchyTreeStructure createHierarchyTreeStructure(@NotNull String typeName, @NotNull PsiElement psiElement) {
if (CALLER_TYPE.equals(typeName)) {
return new PyCallerFunctionTreeStructure(myProject, psiElement, getCurrentScopeType());
}
else if (CALLEE_TYPE.equals(typeName)) {
return new PyCalleeFunctionTreeStructure(myProject, psiElement, getCurrentScopeType());
}
else {
LOG.error("unexpected type: " + typeName);
return null;
}
}
@Nullable
@Override
protected Comparator<NodeDescriptor> getComparator() {
return PyHierarchyUtils.getComparator(myProject);
}
}
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