/*
* Copyright 2003-2014 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 jetbrains.mps.ide.editorTabs.tabfactory.tabs;
import jetbrains.mps.plugins.relations.RelationDescriptor;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.mps.openapi.model.SNodeReference;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
/**
* tabs, edited and selection nodes for particular editor instance
*/
public class TabEditorLayout {
private final List<Entry> myEntries = new ArrayList<Entry>();
/**
* @return <code>true</code> if there's a node to edit for a given aspect
*/
public boolean covers(RelationDescriptor aspect) {
for (Entry e : myEntries) {
if (e.getDescriptor().equals(aspect)) {
return true;
}
}
return false;
}
/**
* There might be few nodes to edit for a given aspect, e.g. generator templates associated with a concept, or typesystem rules
*/
@NotNull
public Collection<Entry> get(RelationDescriptor aspect) {
ArrayList<Entry> rv = new ArrayList<Entry>();
for (Entry e : myEntries) {
if (e.getDescriptor().equals(aspect)) {
rv.add(e);
}
}
return rv;
}
/*package*/void add(@NotNull RelationDescriptor tab, @NotNull SNodeReference editorNode, @Nullable Collection<SNodeReference> selectionNodes) {
myEntries.add(new Entry(tab, editorNode, selectionNodes));
}
/**
* Describes an edited node of a particular aspect, with associated selection
*/
public static class Entry {
private final RelationDescriptor myDescriptor;
private final SNodeReference myEditorNode;
private final Collection<SNodeReference> mySelection;
Entry(@NotNull RelationDescriptor tab, @NotNull SNodeReference editorNode, Collection<SNodeReference> selectionNodes) {
myDescriptor = tab;
myEditorNode = editorNode;
mySelection = selectionNodes == null ? Collections.<SNodeReference>emptyList() : selectionNodes;
}
@NotNull
public SNodeReference getEditNode() {
return myEditorNode;
}
@NotNull
public RelationDescriptor getDescriptor() {
return myDescriptor;
}
@NotNull
public Collection<SNodeReference> getSelection() {
return mySelection;
}
}
}