/*
* 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.ui;
import com.intellij.util.PairFunction;
import com.intellij.util.containers.Convertor;
import javax.swing.*;
import javax.swing.table.TableModel;
import java.util.ListIterator;
public class TableSpeedSearch extends SpeedSearchBase<JTable> {
private static final PairFunction<Object, Cell, String> TO_STRING = new PairFunction<Object, Cell, String>() {
public String fun(Object o, Cell cell) {
return o == null ? "" : o.toString();
}
};
private final PairFunction<Object, Cell, String> myToStringConvertor;
public TableSpeedSearch(JTable table) {
this(table, TO_STRING);
}
public TableSpeedSearch(JTable table, final Convertor<Object, String> toStringConvertor) {
this(table, new PairFunction<Object, Cell, String>() {
@Override
public String fun(Object o, Cell c) {
return toStringConvertor.convert(o);
}
});
}
public TableSpeedSearch(JTable table, final PairFunction<Object, Cell, String> toStringConvertor) {
super(table);
myToStringConvertor = toStringConvertor;
}
protected boolean isSpeedSearchEnabled() {
return !getComponent().isEditing() && super.isSpeedSearchEnabled();
}
@Override
protected ListIterator<Object> getElementIterator(int startingIndex) {
return new MyListIterator(startingIndex);
}
protected int getElementCount() {
final TableModel tableModel = myComponent.getModel();
return tableModel.getRowCount() * tableModel.getColumnCount();
}
protected void selectElement(Object element, String selectedText) {
final int index = ((Integer)element).intValue();
final TableModel model = myComponent.getModel();
final int row = index / model.getColumnCount();
final int col = index % model.getColumnCount();
myComponent.getSelectionModel().setSelectionInterval(row, row);
myComponent.getColumnModel().getSelectionModel().setSelectionInterval(col, col);
TableUtil.scrollSelectionToVisible(myComponent);
}
protected int getSelectedIndex() {
final int row = myComponent.getSelectedRow();
final int col = myComponent.getSelectedColumn();
// selected row is not enough as we want to select specific cell in a large multi-column table
return row > -1 && col > -1 ? row * myComponent.getModel().getColumnCount() + col : -1;
}
protected Object[] getAllElements() {
throw new UnsupportedOperationException("Not implemented");
}
protected String getElementText(Object element) {
final int index = ((Integer)element).intValue();
final TableModel model = myComponent.getModel();
int row = myComponent.convertRowIndexToModel(index / model.getColumnCount());
int col = myComponent.convertColumnIndexToModel(index % model.getColumnCount());
Object value = model.getValueAt(row, col);
return myToStringConvertor.fun(value, new Cell(row, col));
}
private class MyListIterator implements ListIterator<Object> {
private int myCursor;
public MyListIterator(int startingIndex) {
final int total = getElementCount();
myCursor = startingIndex < 0 ? total : startingIndex;
}
public boolean hasNext() {
return myCursor < getElementCount();
}
public Object next() {
return myCursor++;
}
public boolean hasPrevious() {
return myCursor > 0;
}
public Object previous() {
return (myCursor--) - 1;
}
public int nextIndex() {
return myCursor;
}
public int previousIndex() {
return myCursor - 1;
}
public void remove() {
throw new AssertionError("Not Implemented");
}
public void set(Object o) {
throw new AssertionError("Not Implemented");
}
public void add(Object o) {
throw new AssertionError("Not Implemented");
}
}
}