/* * (swing1.1beta3) *  */package jp.gr.java_conf.tame.swing.table;import java.util.*;import java.awt.*;import javax.swing.*;import javax.swing.table.*;import javax.swing.plaf.basic.*;import javax.swing.event.*;/** * @version 1.0 11/26/98 */public class MultiSpanCellTable extends JTable {  public MultiSpanCellTable(TableModel model) {    super(model);    setUI(new MultiSpanCellTableUI());    getTableHeader().setReorderingAllowed(false);    setCellSelectionEnabled(true);    setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);  }      public Rectangle getCellRect(int row, int column, boolean includeSpacing) {    Rectangle sRect = super.getCellRect(row,column,includeSpacing);    if ((row <0) || (column<0) ||        (getRowCount() <= row) || (getColumnCount() <= column)) {        return sRect;    }    CellSpan cellAtt = (CellSpan)((AttributiveCellTableModel)getModel()).getCellAttribute();    if (! cellAtt.isVisible(row,column)) {      int temp_row    = row;      int temp_column = column;      row    += cellAtt.getSpan(temp_row,temp_column)[CellSpan.ROW];      column += cellAtt.getSpan(temp_row,temp_column)[CellSpan.COLUMN];          }    int[] n = cellAtt.getSpan(row,column);    int index = 0;    int columnMargin = getColumnModel().getColumnMargin();    Rectangle cellFrame = new Rectangle();    int aCellHeight = rowHeight + rowMargin;    cellFrame.y = row * aCellHeight;    cellFrame.height = n[CellSpan.ROW] * aCellHeight;        Enumeration enumeration = getColumnModel().getColumns();    while (enumeration.hasMoreElements()) {      TableColumn aColumn = (TableColumn)enumeration.nextElement();      cellFrame.width = aColumn.getWidth() + columnMargin;      if (index == column) break;      cellFrame.x += cellFrame.width;      index++;    }    for (int i=0;i< n[CellSpan.COLUMN]-1;i++) {      TableColumn aColumn = (TableColumn)enumeration.nextElement();      cellFrame.width += aColumn.getWidth() + columnMargin;    }            if (!includeSpacing) {      Dimension spacing = getIntercellSpacing();      cellFrame.setBounds(cellFrame.x +      spacing.width/2,			  cellFrame.y +      spacing.height/2,			  cellFrame.width -  spacing.width,			  cellFrame.height - spacing.height);    }    return cellFrame;  }      private int[] rowColumnAtPoint(Point point) {    int[] retValue = {-1,-1};    int row = point.y / (rowHeight + rowMargin);    if ((row <0)||(getRowCount() <= row)) return retValue;    int column = getColumnModel().getColumnIndexAtX(point.x);    CellSpan cellAtt = (CellSpan)((AttributiveCellTableModel)getModel()).getCellAttribute();    if (cellAtt.isVisible(row,column)) {      retValue[CellSpan.COLUMN] = column;      retValue[CellSpan.ROW   ] = row;      return retValue;    }    retValue[CellSpan.COLUMN] = column + cellAtt.getSpan(row,column)[CellSpan.COLUMN];    retValue[CellSpan.ROW   ] = row + cellAtt.getSpan(row,column)[CellSpan.ROW];    return retValue;  }    public int rowAtPoint(Point point) {    return rowColumnAtPoint(point)[CellSpan.ROW];  }  public int columnAtPoint(Point point) {    return rowColumnAtPoint(point)[CellSpan.COLUMN];  }     public void columnSelectionChanged(ListSelectionEvent e) {    repaint();  }  public void valueChanged(ListSelectionEvent e) {    int firstIndex = e.getFirstIndex();    int  lastIndex = e.getLastIndex();    if (firstIndex == -1 && lastIndex == -1) { // Selection cleared.      repaint();    }    Rectangle dirtyRegion = getCellRect(firstIndex, 0, false);    int numCoumns = getColumnCount();    int index = firstIndex;    for (int i=0;i<numCoumns;i++) {      dirtyRegion.add(getCellRect(index, i, false));    }    index = lastIndex;    for (int i=0;i<numCoumns;i++) {      dirtyRegion.add(getCellRect(index, i, false));    }    repaint(dirtyRegion.x, dirtyRegion.y, dirtyRegion.width, dirtyRegion.height);  } }