JMTreeTable.java

/*
   JMeld is a visual diff and merge tool.
   Copyright (C) 2007  Kees Kuip
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.
   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.
   You should have received a copy of the GNU Lesser General Public
   License along with this library; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street, Fifth Floor,
   Boston, MA  02110-1301  USA
 */
package org.jmeld.ui.swing.table;

import org.jdesktop.swingx.JXTreeTable;

import javax.swing.table.TableCellEditor;
import javax.swing.table.TableCellRenderer;
import javax.swing.table.TableColumn;
import javax.swing.table.TableColumnModel;


public class JMTreeTable extends JXTreeTable {
    private int charWidth;
    private TreeTableHackerExt myTreeTableHacker;

    public JMTreeTable() {
        charWidth = getFontMetrics(getFont()).charWidth('W');
  }

    public void setTreeTableModel(JMTreeTableModel tableModel) {
        TableColumnModel cModel;
        TableColumn column;
        int preferredWidth;
        TableCellEditor editor;
        TableCellRenderer renderer;

        super.setTreeTableModel(tableModel);

        setColumnControlVisible(true);
        if (tableModel != null) {
            // Make sure the icons fit well.
            if (getRowHeight() < 22) {
                setRowHeight(22);
            }

            cModel = getColumnModel();
            for (int i = 0; i < tableModel.getColumnCount(); i++) {
                column = cModel.getColumn(i);
                renderer = tableModel.getRenderer(i);
                if (renderer != null) {
                    column.setCellRenderer(renderer);
                }

                editor = tableModel.getEditor(i);
                if (renderer != null) {
                    column.setCellEditor(editor);
                }

                preferredWidth = charWidth * tableModel.getColumnSize(i);
                if (preferredWidth > 0) {
                    column.setMinWidth(preferredWidth);
                    column.setMaxWidth(preferredWidth);
                    column.setPreferredWidth(preferredWidth);
                } else {
                    getTableHeader().setResizingColumn(column);
                }
            }
        }
    }

    @Override
    protected TreeTableHacker getTreeTableHacker() {
        if (myTreeTableHacker == null) {
            myTreeTableHacker = new TreeTableHackerExt() {
                @Override
                protected boolean isHitDetectionFromProcessMouse() {
                    return false;
                }
            };
        }

        return myTreeTableHacker;
    }

    @Override
    public boolean isHierarchical(int column) {
        return super.isHierarchical(column) || column == 4;
    }
}