/*
* 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.nodeEditor.highlighter;
import com.intellij.openapi.fileEditor.FileEditorManager;
import jetbrains.mps.ide.ThreadUtils;
import jetbrains.mps.ide.editor.util.EditorComponentUtil;
import jetbrains.mps.nodeEditor.EditorComponent;
import jetbrains.mps.openapi.editor.Editor;
import jetbrains.mps.util.AbstractComputeRunnable;
import org.jetbrains.annotations.NotNull;
import java.util.ArrayList;
import java.util.List;
public class HighlighterEditorList {
/**
* Synchronizes access to the editor and editor components lists.
*/
private final Object myLock = new Object();
private final List<Editor> myAdditionalEditors = new ArrayList<Editor>();
private final List<EditorComponent> myAdditionalEditorComponents = new ArrayList<EditorComponent>();
private final FileEditorManager myFileEditorManager;
public HighlighterEditorList(FileEditorManager fileEditorManager) {
myFileEditorManager = fileEditorManager;
}
/**
* Returns a list of editor components that should be highlighted. Requires EDT since it checks UI state.
*/
public List<EditorComponent> getActiveEditors() {
ThreadUtils.assertEDT();
final List<Editor> activeAndAdditionalEditors;
final List<EditorComponent> editorComponents = new ArrayList<EditorComponent>();
synchronized (myLock) {
activeAndAdditionalEditors = new ArrayList<Editor>(myAdditionalEditors);
activeAndAdditionalEditors.addAll(EditorsHelper.getSelectedEditors(myFileEditorManager));
for (EditorComponent component : myAdditionalEditorComponents) {
if (component.getHighlighter().mayHighlight()) {
editorComponents.add(component);
}
}
}
for (Editor editor : activeAndAdditionalEditors) {
EditorComponent editorComponent = (EditorComponent) editor.getCurrentEditorComponent();
if (editorComponent != null && editorComponent.getHighlighter().mayHighlight()) {
editorComponents.add(editorComponent);
}
}
return editorComponents;
}
public List<EditorComponent> getAllEditors() {
ThreadUtils.assertEDT();
final List<Editor> editors;
final List<EditorComponent> editorComponents;
synchronized (myLock) {
editors = new ArrayList<Editor>(myAdditionalEditors);
editorComponents = new ArrayList<EditorComponent>(myAdditionalEditorComponents);
}
editorComponents.addAll(EditorComponentUtil.getAllEditorComponents(myFileEditorManager, true));
for (Editor editor : editors) {
EditorComponent editorComponent = (EditorComponent) editor.getCurrentEditorComponent();
if (editorComponent != null) {
editorComponents.add(editorComponent);
}
}
return editorComponents;
}
public void addAdditionalEditorComponent(@NotNull EditorComponent additionalEditorComponent) {
synchronized (myLock) {
myAdditionalEditorComponents.add(additionalEditorComponent);
}
}
public void removeAdditionalEditorComponent(EditorComponent additionalEditorComponent) {
synchronized (myLock) {
myAdditionalEditorComponents.remove(additionalEditorComponent);
}
}
public void addAdditionalEditor(Editor additionalEditor) {
synchronized (myLock) {
myAdditionalEditors.add(additionalEditor);
}
}
public void removeAdditionalEditor(Editor additionalEditor) {
synchronized (myLock) {
myAdditionalEditors.remove(additionalEditor);
}
}
public void clearAdditionalEditors() {
synchronized (myLock) {
myAdditionalEditors.clear();
}
}
}