jndefaultlookandfeel.java

来自「纯java操作系统jnode,安装简单和操作简单的个人使用的Java操作系统」· Java 代码 · 共 105 行

package org.jnode.wt.components;

/**
 * @author Kishore
 */

import org.jnode.wt.image.JNBufferedImage;
import org.jnode.wt.image.JNImage;

import java.awt.Color;
import java.awt.Graphics;


public class JNDefaultLookAndFeel {

    public static Color BackgroundColor = new Color(207, 207, 207);
    public static Color ScrollBar_BackgroundColor = new Color(180, 180, 180);
    public static Color MenuGray = new Color(223, 223, 223);
    public static Color JavaGray = new Color(96, 96, 96);

    public static final int TOP = 1;
    public static final int BOTTOM = 2;
    public static final int LEFT = 3;
    public static final int RIGHT = 4;


/* All these vriables are for temporary, they will be changed in soon.*/

    public static final int WIN_STYLE_BUTTON = 1;
    public static final int JAVA_STYLE_BUTTON = 2;
    public static final int MENU_BUTTON = 3;

    public static final int WIN_STYLE_MENU = 3;
    public static final int JAVA_STYLE_MENU = 4;

    protected static JNImage selectedDropDownImage = null;
    protected static JNImage unSelectedDropDownImage = null;


    /**
     * JNDefaultLookAndFeel constructor comment.
     */
    public JNDefaultLookAndFeel() {
        super();
    }

    protected JNImage getSelectedDropDownImage(int w, int h) {
        if (null == selectedDropDownImage) {
            selectedDropDownImage = new JNBufferedImage(w, h, JNBufferedImage.TYPE_INT_RGB);
            Graphics g = selectedDropDownImage.getGraphics();

            g.setColor(Color.gray);
            g.fillRect(0, 0, w, h);

            g.setColor(Color.black);

            int[] x_coordinates = new int[3];
            int[] y_coordinates = new int[3];

            Triangle arrow = new Triangle(w, h, Triangle.BOTTOM);
//		arrow.setInsets(6,6,6,6);
//		arrow.setInsets(8,8,8,8);
            arrow.setInsets(4, 4, 4, 4);

            Object[] xyarrs = arrow.getTriangleXYArrays();

            x_coordinates = (int[]) xyarrs[0];
            y_coordinates = (int[]) xyarrs[1];

            g.fillPolygon(x_coordinates, y_coordinates, 3);
        }

        return selectedDropDownImage;
    }

    protected JNImage getUnSelectedDropDownImage(int w, int h) {
        if (null == unSelectedDropDownImage) {
            unSelectedDropDownImage = new JNBufferedImage(w, h, JNBufferedImage.TYPE_INT_RGB);
            Graphics g = unSelectedDropDownImage.getGraphics();

            g.setColor(JNDefaultLookAndFeel.BackgroundColor);
            g.fillRect(0, 0, w, h);

            g.setColor(Color.black);

            int[] x_coordinates = new int[3];
            int[] y_coordinates = new int[3];

            Triangle arrow = new Triangle(w, h, Triangle.BOTTOM);
//		arrow.setInsets(6,6,6,6);
//		arrow.setInsets(8,8,8,8);
            arrow.setInsets(4, 4, 4, 4);

            Object[] xyarrs = arrow.getTriangleXYArrays();

            x_coordinates = (int[]) xyarrs[0];
            y_coordinates = (int[]) xyarrs[1];

            g.fillPolygon(x_coordinates, y_coordinates, 3);
        }

        return unSelectedDropDownImage;
    }
}