| /* |
| * 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. |
| */ |
| |
| /* |
| * @author max |
| */ |
| package com.intellij.ui.speedSearch; |
| |
| import com.intellij.openapi.util.Computable; |
| import com.intellij.openapi.util.Condition; |
| import com.intellij.openapi.util.text.StringUtil; |
| import com.intellij.util.Function; |
| |
| import javax.swing.*; |
| |
| /** |
| * @param <T> list elements generic type |
| * |
| * @author max |
| * @author Konstantin Bulenkov |
| */ |
| public class NameFilteringListModel<T> extends FilteringListModel<T> { |
| private final Function<T, String> myNamer; |
| private int myFullMatchIndex = -1; |
| private int myStartsWithIndex = -1; |
| private final Computable<String> myPattern; |
| |
| public NameFilteringListModel(JList list, |
| final Function<T, String> namer, |
| final Condition<String> filter, |
| final SpeedSearch speedSearch) { |
| this(list, namer, filter, new Computable<String>() { |
| @Override |
| public String compute() { |
| return speedSearch.getFilter(); |
| } |
| }); |
| } |
| |
| public NameFilteringListModel(JList list, final Function<T, String> namer, final Condition<String> filter, final SpeedSearchSupply speedSearch) { |
| this(list, namer, filter, new Computable<String>() { |
| @Override |
| public String compute() { |
| final String prefix = speedSearch.getEnteredPrefix(); |
| return prefix == null ? "" : prefix; |
| } |
| }); |
| } |
| |
| public NameFilteringListModel(JList list, final Function<T, String> namer, final Condition<String> filter, Computable<String> pattern) { |
| super(list); |
| myPattern = pattern; |
| myNamer = namer; |
| setFilter(namer != null ? new Condition<T>() { |
| public boolean value(T t) { |
| return filter.value(namer.fun(t)); |
| } |
| } : null); |
| } |
| |
| @Override |
| protected void addToFiltered(T elt) { |
| super.addToFiltered(elt); |
| |
| if (myNamer != null) { |
| String filterString = StringUtil.toUpperCase(myPattern.compute()); |
| String candidateString = StringUtil.toUpperCase(myNamer.fun(elt)); |
| int index = getSize() - 1; |
| |
| if (myFullMatchIndex == -1 && filterString.equals(candidateString)) { |
| myFullMatchIndex = index; |
| } |
| |
| if (myStartsWithIndex == -1 && candidateString.startsWith(filterString)) { |
| myStartsWithIndex = index; |
| } |
| } |
| } |
| |
| @Override |
| public void refilter() { |
| myFullMatchIndex = -1; |
| myStartsWithIndex = -1; |
| super.refilter(); |
| } |
| |
| public int getClosestMatchIndex() { |
| return myFullMatchIndex != -1 ? myFullMatchIndex : myStartsWithIndex; |
| } |
| } |