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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.projectView;
import com.intellij.ide.projectView.PresentationData;
import com.intellij.ide.projectView.ViewSettings;
import com.intellij.ide.projectView.impl.nodes.BasePsiNode;
import com.intellij.ide.util.treeView.AbstractTreeNode;
import com.intellij.navigation.ItemPresentation;
import com.intellij.openapi.project.Project;
import com.jetbrains.python.PyNames;
import com.jetbrains.python.psi.PyClass;
import com.jetbrains.python.psi.PyElement;
import com.jetbrains.python.psi.PyFunction;
import javax.swing.*;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
/**
* @author yole
*/
public class PyElementNode extends BasePsiNode<PyElement> {
public PyElementNode(Project project, PyElement value, ViewSettings viewSettings) {
super(project, value, viewSettings);
}
@Override
protected Collection<AbstractTreeNode> getChildrenImpl() {
PyElement value = getValue();
// for performance reasons, we don't show nested functions here
if (value instanceof PyClass) {
final PyClass pyClass = (PyClass)value;
List<AbstractTreeNode> result = new ArrayList<AbstractTreeNode>();
for (PyClass aClass : pyClass.getNestedClasses()) {
result.add(new PyElementNode(myProject, aClass, getSettings()));
}
for (PyFunction function : pyClass.getMethods()) {
result.add(new PyElementNode(myProject, function, getSettings()));
}
return result;
}
return Collections.emptyList();
}
@Override
protected void updateImpl(PresentationData data) {
final PyElement value = getValue();
final String name = value.getName();
final ItemPresentation presentation = value.getPresentation();
String presentableText = name != null ? name : PyNames.UNNAMED_ELEMENT;
Icon presentableIcon = value.getIcon(0);
if (presentation != null) {
final String text = presentation.getPresentableText();
if (text != null) {
presentableText = text;
}
final Icon icon = presentation.getIcon(false);
if (icon != null) {
presentableIcon = icon;
}
}
data.setPresentableText(presentableText);
data.setIcon(presentableIcon);
}
@Override
public int getTypeSortWeight(boolean sortByType) {
if (!sortByType) {
return 0;
}
return getValue() instanceof PyClass ? 10 : 20;
}
@Override
public boolean expandOnDoubleClick() {
return false;
}
}
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