source: java/main/src/main/java/com/framsticks/gui/controls/Control.java @ 98

package com.framsticks.gui.controls;

import java.awt.BorderLayout;

import javax.swing.JComponent;
import javax.swing.JPanel;

import com.framsticks.params.Flags;
import com.framsticks.params.Param;
import com.framsticks.util.FramsticksException;
import com.framsticks.util.dispatching.ExceptionResultHandler;

/**
 * Interface that each class that want to be component must implement.
 */
@SuppressWarnings("serial")
public abstract class Control extends JPanel implements ExceptionResultHandler {

        public static final int LINE_HEIGHT = 36;

        // private static final Logger log = Logger.getLogger(Control.class.getName());

        protected final Param param;
        protected ControlOwner owner;

        protected abstract void updateEnabled(boolean enabled);

        private boolean userEnabled = true;

        public Control(Param param) {
                this.param = param;
                setName(param.getId());
        }

        public Param getParam() {
                return param;
        }

        public void setOwner(ControlOwner owner) {
                this.owner = owner;
        }

        /**
         * @return the userEnabled
         */
        public final boolean isUserEnabled() {
                return userEnabled;
        }

        /**
         * @param userEnabled the userEnabled to set
         */
        public final void setUserEnabled(boolean userEnabled) {
                this.userEnabled = userEnabled;
                updateEnabled(!isReadonly());
        }

        public final boolean isReadonly() {
                return !userEnabled || param.hasFlag(Flags.READONLY);
        }

        protected void addAsOnlyChild(JComponent component) {
                this.setLayout(new BorderLayout());
                this.add(component, BorderLayout.CENTER);
        }

        @Override
        public String toString() {
                return param.toString();
        }

        @Override
        public void handle(FramsticksException exception) {
                owner.handle(exception);
        }
}