| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * 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.android.tools.idea.editors.navigation; |
| |
| import org.jetbrains.annotations.NotNull; |
| |
| public class SelectionModel { |
| public static final Event SELECTION_UPDATED = Event.update(SelectionModel.class); |
| |
| @NotNull private Selections.Selection mySelection = Selections.NULL; |
| public final EventDispatcher<Event> listeners = new EventDispatcher<Event>(); |
| |
| @NotNull |
| public Selections.Selection getSelection() { |
| return mySelection; |
| } |
| |
| public void setSelection(@NotNull Selections.Selection selection) { |
| if (mySelection == selection) { |
| return; |
| } |
| mySelection.onRemove(); |
| |
| selection.onSetup(); |
| mySelection = selection; |
| listeners.notify(SELECTION_UPDATED); |
| } |
| } |