javaswingjtable给指定的（⼀个或多个）单元格设置背景⾊import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableCellRenderer;
class EvenOddRenderer extends DefaultTableCellRenderer {
private static final long serialVersionUID = 1L;
private List<String[]> positioins;
public EvenOddRenderer(List<String[]> _positioins){
this.positioins = _positioins;
}
public Component getTableCellRendererComponent(JTable table, Object value,boolean isSelected, boolean hasFocus,
int row, int col) {
for(int i=0; i&RowCount(); i++){
if (row == i){
this.setBackground(Color.white);
}
}
for(String[] rowAndCol : this.positioins){
int _row= Integer.valueOf(rowAndCol[0]);
int _col= Integer.valueOf(rowAndCol[1]);
if( _row == row && _col == col) {
this.llow);
javaswing实现购买}
}
this.String());
return this;
}
}
public class ResizeTable {
public static void main(String args[]) {
final String columnNames[] = { "#", "English", "Roman" };
final Object rowData[][] = { { "1", "one", "I" },{ "2", "two", "II" }, { "4", "tahree", "III" },{ "3", "three", "III" },{ "5", "thasdfree", "III" }}; final JTable table = new JTable(rowData, columnNames);
JScrollPane scrollPane = new JScrollPane(table);
//坐标值
String [] arr0= {"1","1"};
String [] arr1= {"1","0"};
String [] arr2= {"0","2"};
String [] arr2= {"0","2"};
String [] arr3= {"2","2"};
String [] arr4= {"3","2"};
List<String[]> _list= new ArrayList<String[]>();
_list.add(arr0);
_list.add(arr1);
_list.add(arr2);
_list.add(arr3);
_list.add(arr4);
EvenOddRenderer tablecellRender = new EvenOddRenderer(_list); table.setDefaultRenderer(Object.class,tablecellRender);
JFrame frame = new JFrame("Resizing Table");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.add(scrollPane, BorderLayout.CENTER);
frame.setBounds(400, 200, 600, 200);
frame.setVisible(true);
}
}

版权声明：本站内容均来自互联网，仅供演示用，请勿用于商业和其他非法用途。如果侵犯了您的权益请与我们联系QQ:729038198，我们将在24小时内删除。