/*
* Copyright 2013 The authors
* 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.struts2.structure;
import com.intellij.icons.AllIcons;
import com.intellij.ide.structureView.StructureViewModel;
import com.intellij.ide.structureView.StructureViewTreeElement;
import com.intellij.ide.structureView.impl.xml.XmlFileTreeElement;
import com.intellij.ide.util.treeView.smartTree.ActionPresentation;
import com.intellij.ide.util.treeView.smartTree.ActionPresentationData;
import com.intellij.ide.util.treeView.smartTree.Filter;
import com.intellij.ide.util.treeView.smartTree.TreeElement;
import com.intellij.openapi.editor.Editor;
import com.intellij.psi.xml.XmlFile;
import com.intellij.struts2.StrutsBundle;
import com.intellij.struts2.dom.params.Param;
import com.intellij.util.Function;
import com.intellij.util.xml.DomElement;
import com.intellij.util.xml.DomFileElement;
import com.intellij.util.xml.DomManager;
import com.intellij.util.xml.DomService;
import com.intellij.util.xml.structure.DomStructureTreeElement;
import com.intellij.util.xml.structure.DomStructureViewTreeModel;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* Defines the sorters, filters etc. available for structure view.
*
* @author Yann Cébron
*/
class StructureViewTreeModel extends DomStructureViewTreeModel implements StructureViewModel.ElementInfoProvider {
static final String HIDE_PARAMS_ID = StrutsBundle.message("structure.view.filter.params");
private final Class[] alwaysPlus;
private final Class[] alwaysLeaf;
StructureViewTreeModel(@NotNull final XmlFile xmlFile,
@Nullable Editor editor,
@NotNull final Class[] alwaysPlus,
@NotNull final Class[] alwaysLeaf,
Function<DomElement, DomService.StructureViewMode> descriptor) {
super(xmlFile, descriptor, editor);
this.alwaysPlus = alwaysPlus;
this.alwaysLeaf = alwaysLeaf;
}
@NotNull
@Override
public StructureViewTreeElement getRoot() {
final XmlFile xmlFile = (XmlFile)getPsiFile();
final DomFileElement<DomElement> fileElement = DomManager.getDomManager(xmlFile.getProject()).getFileElement(xmlFile, DomElement.class);
if (fileElement == null) {
return new XmlFileTreeElement(xmlFile);
}
return new com.intellij.struts2.structure.StructureViewTreeElement(fileElement.getRootElement().createStableCopy());
}
@Override
@NotNull
public Filter[] getFilters() {
return new Filter[]{new Filter() {
@Override
public boolean isVisible(final TreeElement treeElement) {
DomStructureTreeElement domStructureTreeElement = (DomStructureTreeElement)treeElement;
return !(domStructureTreeElement.getElement() instanceof Param);
}
@Override
public boolean isReverted() {
return false;
}
@Override
@NotNull
public ActionPresentation getPresentation() {
return new ActionPresentationData(StrutsBundle.message("structure.view.filter.params"),
StrutsBundle.message("structure.view.filter.params"), AllIcons.Actions.Properties);
}
@Override
@NotNull
public String getName() {
return HIDE_PARAMS_ID;
}
}};
}
@Override
public boolean isAlwaysShowsPlus(final StructureViewTreeElement element) {
return isDomElementOfKind(element, alwaysPlus);
}
@Override
public boolean isAlwaysLeaf(final StructureViewTreeElement element) {
return isDomElementOfKind(element, alwaysLeaf);
}
private static boolean isDomElementOfKind(final StructureViewTreeElement element,
final Class... kinds) {
final DomElement domElement = ((DomStructureTreeElement)element).getElement();
for (final Class clazz : kinds) {
if (clazz.isInstance(domElement)) {
return true;
}
}
return false;
}
}