mmb.menu.components.CellRendererGettingCellRenderer Maven / Gradle / Ivy

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Dependency for the MultiMachineBuilder, a voxel game about building an industrial empire in a finite world. THIS RELEASE IS NOT PLAYABLE. To play the game, donwload from >ITCH.IO LINK HERE< or >GH releases link here<

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/**
 * 
 */
package mmb.menu.components;

import java.awt.Color;
import java.awt.Component;
import java.util.function.Function;

import javax.swing.JList;
import javax.swing.ListCellRenderer;

/**
 * A cell renderer which gets the required cell renderer and uses it to actually render a cell
 * @author oskar
 * 
 * @param  type of data
 */
public class CellRendererGettingCellRenderer implements ListCellRenderer {
	private final Function> getter;
	/**
	 * Creates a cell renderer
	 * @param getter function to extract cell renderers
	 */
	public CellRendererGettingCellRenderer(Function> getter) {
		this.getter = getter;
	}
	@Override
	public Component getListCellRendererComponent(@SuppressWarnings("null") JList list, E value, int index, boolean isSelected,
			boolean cellHasFocus) {
		ListCellRenderer renderer = getter.apply(value);
		Component c = renderer.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
		if(isSelected) {
			c.setBackground(list.getSelectionBackground());
			c.setForeground(list.getSelectionForeground());
		}else {
			c.setBackground(new Color(204, 204, 204));
			c.setForeground(list.getForeground());
		}
		return c;
	}
}