/*
* Copyright 2003-2016 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 jetbrains.mps.workbench.structureview;
import com.intellij.ide.structureView.StructureViewBuilder;
import com.intellij.openapi.components.ApplicationComponent;
import com.intellij.openapi.extensions.Extensions;
import com.intellij.openapi.project.Project;
import jetbrains.mps.ide.editor.NodeStructureViewProvider;
import jetbrains.mps.plugins.projectplugins.ProjectPluginManager;
import jetbrains.mps.plugins.relations.RelationDescriptor;
import jetbrains.mps.project.MPSProject;
import jetbrains.mps.nodefs.MPSNodeVirtualFile;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.mps.openapi.model.SNode;
import org.jetbrains.mps.openapi.model.SNodeReference;
import java.util.ArrayList;
import java.util.List;
public class NodeStructureViewProviderImpl implements ApplicationComponent, NodeStructureViewProvider {
public NodeStructureViewProviderImpl() {
}
public StructureViewBuilder create(MPSProject mpsProject, SNodeReference np) {
mpsProject.getModelAccess().checkReadAccess();
SNode node = np.resolve(mpsProject.getRepository());
List<RelationDescriptor> tabs = new ArrayList<RelationDescriptor>();
for (RelationDescriptor tab : mpsProject.getProject().getComponent(ProjectPluginManager.class).getTabDescriptors()) {
if (tab.getBaseNode(node)==null && !tab.isApplicable(node)) continue;
tabs.add(tab);
}
for (RelationDescriptor tab : tabs) {
SNode baseNode = tab.getBaseNode(node);
if (baseNode != null && baseNode.getName() != null) {
return new NodeStructureViewBuilder(mpsProject, baseNode.getReference());
}
}
for (RelationDescriptor tab : tabs) {
List<SNode> nodes = tab.getNodes(node);
if (!nodes.isEmpty()) {
return new NodeStructureViewBuilder(mpsProject, new jetbrains.mps.smodel.SNodePointer(node));
}
}
return null;
}
@Override
public StructureViewBuilder getStructureViewBuilder(@NotNull MPSNodeVirtualFile file, @NotNull Project project) {
SNodeReference nodePointer = file.getSNodePointer();
return create(project.getComponent(MPSProject.class), nodePointer);
}
@Override
public void initComponent() {
// TODO move to plugin.xml
Extensions.getArea(null).getExtensionPoint(NodeStructureViewProvider.EP_NODE_STRUCTURE_VIEW_PROVIDER).registerExtension(this);
}
@Override
public void disposeComponent() {
Extensions.getArea(null).getExtensionPoint(NodeStructureViewProvider.EP_NODE_STRUCTURE_VIEW_PROVIDER).unregisterExtension(this);
}
@Override
@NotNull
public String getComponentName() {
return NodeStructureViewProviderImpl.class.getName();
}
}