[英]JTable cellRenderer doesnt change just desingated cells
Here is a code part of my project. 这是我的项目的代码部分。 I am try to change the color of desingated cells.
我尝试更改去壳细胞的颜色。 But when i try it, all cells' color changing.
但是当我尝试时,所有单元格的颜色都会改变。 Why is that ?
这是为什么 ? Thanks.
谢谢。
private class cellRenderer extends DefaultTableCellRenderer {
@Override
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);
if(row==column){
cell.setBackground(Color.yellow);
}
return cell;
}
}
I think you need to restore the original color. 我认为您需要恢复原始颜色。
private class cellRenderer extends DefaultTableCellRenderer {
Color originalColor = null;
@Override
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);
if (originalColor == null) {
originalColor = cell.getBackground();
}
if(row==column){
cell.setBackground(Color.yellow);
} else {
cell.setBackground(originalColor);
}
return cell;
}
}
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