JAVA JTable 奇数行和偶数行显示不同颜色
public class JTableDemo extends JTable {
private Color selectionColor = new Color(207,228,249);//行选择颜色
private Color evenRowColor = new Color(233,242,241);//奇数行颜色
private Color oddRowColor = new Color(255,255,255);//偶数行颜色
private Color gridColor = new Color(236,233,216);//网格颜色
private int rowHeight = 30;//行高度
public JTableDemo(TableModel tableModel){
super(tableModel);
this.setGridColor(gridColor);
this.setRowHeight(rowHeight);
}
public TableCellRenderer getCellRenderer(int row, int column) {
return new MyCellRenderer();
}
class MyCellRenderer extends DefaultTableCellRenderer{
public Component getTableCellRendererComponent(JTable table,Object value,boolean isSelected,boolean hasFocus,int row,int column){
Component cell = super.getTableCellRendererComponent(table,value,isSelected,hasFocus,row,column);
this.setColor(cell, table, isSelected, hasFocus, row, column);
return cell;
}
/*
* 设置颜色
*/
private void setColor(Component component,JTable table,boolean isSelected,boolean hasFocus,int row,int column){
if(isSelected){
component.setBackground(selectionColor);
setBorder(null);//去掉边
}else{
if(row%2 == 0){
component.setBackground(evenRowColor);
}else{
component.setBackground(oddRowColor);
}
}
}
}
public static void main(String[] args){
JFrame frame = new JFrame("java Swing Jtable Demo");
//初始化测试数据
String[] tableTitleArray = {"ID","Name","Sex"};
Object[][] body = new Object[6][tableTitleArray.length];
for(int i = 0; i < 6;i++){
body[i][0] = i;
body[i][1] = "张三";
body[i][2] = "男";
}
JTableDemo table = new JTableDemo(new DefaultTableModel(body,tableTitleArray));
frame.getContentPane().add(new JScrollPane(table),BorderLayout.CENTER);
//设置JFrame属性
frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
frame.setSize(640,480);
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
}
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