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// Copyright 2000-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package com.intellij.util.ui;
import com.intellij.util.containers.ContainerUtil;
import org.jetbrains.annotations.NotNull;
import javax.swing.*;
import java.util.*;
public class ListTableModel<Item> extends TableViewModel<Item> implements EditableModel {
private ColumnInfo[] myColumnInfos;
private List<Item> myItems;
private int mySortByColumn;
private boolean myIsSortable;
private final SortOrder mySortOrder;
public ListTableModel(ColumnInfo @NotNull ... columnInfos) {
this(columnInfos, new ArrayList<>(), 0, SortOrder.ASCENDING);
}
public ListTableModel(ColumnInfo @NotNull [] columnNames, @NotNull List<Item> items, int selectedColumn) {
this(columnNames, items, selectedColumn, SortOrder.ASCENDING);
}
public ListTableModel(ColumnInfo @NotNull [] columnNames, @NotNull List<Item> items) {
this(columnNames, items, 0);
}
public ListTableModel(ColumnInfo @NotNull [] columnNames, @NotNull List<Item> items, int selectedColumn, @NotNull SortOrder order) {
myColumnInfos = columnNames;
myItems = items;
mySortByColumn = selectedColumn;
mySortOrder = order;
setSortable(ContainerUtil.find(columnNames, ColumnInfo::isSortable) != null);
}
@Override
public boolean isCellEditable(int rowIndex, int columnIndex) {
return myColumnInfos[columnIndex].isCellEditable(myItems.get(rowIndex));
}
@Override
public Class<?> getColumnClass(int columnIndex) {
return myColumnInfos[columnIndex].getColumnClass();
}
@Override
public ColumnInfo[] getColumnInfos() {
return myColumnInfos;
}
@Override
public String getColumnName(int column) {
return myColumnInfos[column].getName();
}
@Override
public int getRowCount() {
return myItems.size();
}
@Override
public RowSorter.SortKey getDefaultSortKey() {
if (mySortByColumn != -1) {
return new RowSorter.SortKey(mySortByColumn, mySortOrder);
}
return null;
}
@Override
public Item getRowValue(int row) {
return myItems.get(row);
}
@Override
public int getColumnCount() {
return myColumnInfos.length;
}
@Override
public void setItems(@NotNull List<Item> items) {
myItems = items;
fireTableDataChanged();
}
@Override
public Object getValueAt(int rowIndex, int columnIndex) {
return myColumnInfos[columnIndex].valueOf(getItem(rowIndex));
}
@Override
public void setValueAt(Object aValue, int rowIndex, int columnIndex) {
setValueAt(aValue, rowIndex, columnIndex, true);
}
/**
* Sets the value in the cell at {@code columnIndex} and {@code rowIndex} to {@code aValue}.
* This method allows to choose will the model listeners notified or not.
*
* @param aValue the new value
* @param rowIndex the row whose value is to be changed
* @param columnIndex the column whose value is to be changed
* @param notifyListeners indicates whether the model listeners are notified
*/
public void setValueAt(Object aValue, int rowIndex, int columnIndex, boolean notifyListeners) {
if (rowIndex < myItems.size()) {
myColumnInfos[columnIndex].setValue(getItem(rowIndex), aValue);
}
if (notifyListeners) fireTableCellUpdated(rowIndex, columnIndex);
}
/**
* true if changed
*/
public boolean setColumnInfos(ColumnInfo[] columnInfos) {
if (myColumnInfos != null && Arrays.equals(columnInfos, myColumnInfos)) {
return false;
}
// clear sort by column without resorting
mySortByColumn = -1;
myColumnInfos = columnInfos;
fireTableStructureChanged();
return true;
}
@NotNull
@Override
public List<Item> getItems() {
return Collections.unmodifiableList(myItems);
}
protected Object getAspectOf(int aspectIndex, Object item) {
return myColumnInfos[aspectIndex].valueOf(item);
}
@Override
public void setSortable(boolean aBoolean) {
myIsSortable = aBoolean;
}
@Override
public boolean isSortable() {
return myIsSortable;
}
public int indexOf(Item item) {
return myItems.indexOf(item);
}
@Override
public void addRow() {
}
@Override
public void removeRow(int idx) {
myItems.remove(idx);
fireTableRowsDeleted(idx, idx);
}
@Override
public void exchangeRows(int idx1, int idx2) {
Collections.swap(myItems, idx1, idx2);
if (idx1 < idx2) {
fireTableRowsUpdated(idx1, idx2);
}
else {
fireTableRowsUpdated(idx2, idx1);
}
}
@Override
public boolean canExchangeRows(int oldIndex, int newIndex) {
return true;
}
public void addRow(Item item) {
myItems.add(item);
fireTableRowsInserted(myItems.size() - 1, myItems.size() - 1);
}
public void insertRow(int index, Item item) {
myItems.add(index, item);
fireTableRowsInserted(index, index);
}
public void addRows(@NotNull Collection<? extends Item> items) {
myItems.addAll(items);
if (!myItems.isEmpty()) {
fireTableRowsInserted(myItems.size() - items.size(), myItems.size() - 1);
}
}
public Item getItem(final int rowIndex) {
return myItems.get(rowIndex);
}
}
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