| /* |
| * Copyright 2000-2012 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. |
| */ |
| |
| /* |
| * User: anna |
| * Date: 26-Jun-2008 |
| */ |
| package com.intellij.openapi.ui; |
| |
| import com.intellij.openapi.components.*; |
| import com.intellij.openapi.components.StoragePathMacros; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.util.xmlb.SkipDefaultValuesSerializationFilters; |
| import com.intellij.util.xmlb.XmlSerializer; |
| import com.intellij.util.xmlb.annotations.AbstractCollection; |
| import com.intellij.util.xmlb.annotations.Attribute; |
| import com.intellij.util.xmlb.annotations.Tag; |
| import org.jdom.Element; |
| import org.jetbrains.annotations.NonNls; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.*; |
| |
| @State( |
| name="masterDetails", |
| storages= { |
| @Storage( |
| file = StoragePathMacros.WORKSPACE_FILE |
| )} |
| ) |
| public class MasterDetailsStateService implements PersistentStateComponent<MasterDetailsStateService.States>{ |
| private final SkipDefaultValuesSerializationFilters mySerializationFilter = new SkipDefaultValuesSerializationFilters(); |
| private final Map<String, ComponentState> myStates = new HashMap<String, ComponentState>(); |
| |
| public static MasterDetailsStateService getInstance(@NotNull Project project) { |
| return ServiceManager.getService(project, MasterDetailsStateService.class); |
| } |
| |
| /** |
| * @deprecated override {@link MasterDetailsComponent#getComponentStateKey()} and {@link MasterDetailsComponent#getStateService()} instead |
| */ |
| public void register(String key, MasterDetailsComponent component) { |
| } |
| |
| @Nullable |
| public MasterDetailsState getComponentState(@NotNull @NonNls String key, Class<? extends MasterDetailsState> stateClass) { |
| ComponentState state = myStates.get(key); |
| if (state == null) return null; |
| final Element settings = state.mySettings; |
| return settings != null ? XmlSerializer.deserialize(settings, stateClass) : null; |
| } |
| |
| public void setComponentState(@NotNull @NonNls String key, @NotNull MasterDetailsState state) { |
| final Element element = XmlSerializer.serialize(state, mySerializationFilter); |
| if (element == null) { |
| myStates.remove(key); |
| } |
| else { |
| final ComponentState componentState = new ComponentState(); |
| componentState.myKey = key; |
| componentState.mySettings = element; |
| myStates.put(key, componentState); |
| } |
| } |
| |
| public States getState() { |
| States states = new States(); |
| states.myStates.addAll(myStates.values()); |
| Collections.sort(states.getStates(), new Comparator<ComponentState>() { |
| @Override |
| public int compare(ComponentState o1, ComponentState o2) { |
| return o1.myKey.compareTo(o2.myKey); |
| } |
| }); |
| return states; |
| } |
| |
| public void loadState(States states) { |
| myStates.clear(); |
| for (ComponentState state : states.getStates()) { |
| myStates.put(state.myKey, state); |
| } |
| } |
| |
| @Tag("state") |
| public static class ComponentState { |
| @Attribute("key") |
| public String myKey; |
| |
| @Tag("settings") |
| public Element mySettings; |
| } |
| |
| public static class States { |
| private List<ComponentState> myStates = new ArrayList<ComponentState>(); |
| |
| @Tag("states") |
| @AbstractCollection(surroundWithTag = false) |
| public List<ComponentState> getStates() { |
| return myStates; |
| } |
| |
| public void setStates(List<ComponentState> states) { |
| myStates = states; |
| } |
| } |
| } |