| /* |
| * Copyright 2000-2010 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 com.intellij.ide.util.gotoByName; |
| |
| import com.intellij.openapi.components.PersistentStateComponent; |
| import com.intellij.util.xmlb.annotations.AbstractCollection; |
| import com.intellij.util.xmlb.annotations.Tag; |
| |
| import java.util.LinkedHashSet; |
| import java.util.Set; |
| |
| /** |
| * @author yole |
| */ |
| public abstract class ChooseByNameFilterConfiguration<T> implements PersistentStateComponent<ChooseByNameFilterConfiguration.Items> { |
| /** |
| * state object for the configuration |
| */ |
| private Items items = new Items(); |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public Items getState() { |
| return items; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public void loadState(final Items state) { |
| items = state; |
| } |
| |
| /** |
| * Set filtering state for file type |
| * |
| * @param type a type of the file to update |
| * @param value if false, a file type will be filtered out |
| */ |
| public void setVisible(T type, boolean value) { |
| if (value) { |
| items.getFilteredOutFileTypeNames().remove(nameForElement(type)); |
| } |
| else { |
| items.getFilteredOutFileTypeNames().add(nameForElement(type)); |
| } |
| } |
| |
| protected abstract String nameForElement(T type); |
| |
| /** |
| * Check if file type should be filtered out |
| * |
| * @param type a file type to check |
| * @return false if file of the specified type should be filtered out |
| */ |
| public boolean isFileTypeVisible(T type) { |
| return !items.getFilteredOutFileTypeNames().contains(nameForElement(type)); |
| } |
| |
| /** |
| * A state for this configuration |
| */ |
| public static class Items { |
| /** |
| * a set of file types |
| */ |
| private Set<String> filteredOutFileTypeNames = new LinkedHashSet<String>(); |
| |
| /** |
| * @return names for file types |
| */ |
| @Tag("file-type-list") |
| @AbstractCollection(elementTag = "filtered-out-file-type", elementValueAttribute = "name", surroundWithTag = false) |
| public Set<String> getFilteredOutFileTypeNames() { |
| return filteredOutFileTypeNames; |
| } |
| |
| /** |
| * Set file type names |
| * |
| * @param fileTypeNames a new collection for file type names |
| */ |
| public void setFilteredOutFileTypeNames(final Set<String> fileTypeNames) { |
| this.filteredOutFileTypeNames = fileTypeNames; |
| } |
| } |
| } |