jntable.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 122 行

package org.jnode.wt.components;

import java.awt.Color;
import java.awt.Font;

/**
 * @author Kishore
 */
public class JNTable extends JNPanel {

    /* These are ToggleButtons */
    //private ArrayList rowHeaders = new ArrayList();
    /* These are ToggleButtons */
    //private ArrayList columnHeaders = new ArrayList();
    private int[] columnHeadersWidth = null;

    // For fixed Table values

    private org.jnode.wt.components.JNComponent[][] cells = null;

    //private int numberofRows = 1;

    private int numberofColumns = 1;

    //	private int eachcompheight = 26;
    private int eachcompheight = 32;

    private int titleLabelHeight = 30;

    /**
     * JNTabble constructor comment.
     */
    public JNTable(int r, int c) {
        super();

        __setRowCoumns(r, c);

        init();
    }

    /*private void __add(String str, int r, int c) {
        this.add(new JNLabel(str), r, c);
    }*/

    private void __setRowCoumns(int r, int c) {
        //this.numberofRows = r;
        this.numberofColumns = c;

        cells = new org.jnode.wt.components.JNComponent[ r][ c];

        columnHeadersWidth = new int[ c];

    }

    public void add(org.jnode.wt.components.JNComponent comp, int r, int c) {
        cells[ r][ c] = comp;

        int x = getXTillCoulumn(c);
        int y = (r * eachcompheight) + titleLabelHeight;

        comp.setLocation(x, y);

        comp.setSize(columnHeadersWidth[ c], eachcompheight);

        this.add(comp);

    }

    private int getXTillCoulumn(int c) {
        int x = 0;
        for (int i = 0; i < c; i++) {
            x = x + columnHeadersWidth[ i];
        }
        return x;
    }

    private void init() {
        //	this.setBackground(Color.white);

        this.setLayout(null);

    }

    public void setColumnTitle(String[] arr) {
        int nextx = 0;
        JNLabel lab = null;
        for (int c = 0; c < numberofColumns; c++) {
            lab = new JNLabel(arr[ c]);
            //
            lab.setAlignment(JNLabel.CENTER);
            Font f = lab.getFont();
            lab.setFont(new Font(f.getName(), Font.BOLD, f.getSize()));
            lab.setBackground(Color.blue);
            lab.setForeground(Color.white);
            lab.setSize(lab.getPreferredSize());
            //
            lab.setLocation(nextx, 0);
            this.add(lab);
            nextx = nextx + lab.getWidth();

            columnHeadersWidth[ c] = lab.getWidth();
        }

        titleLabelHeight = lab.getHeight();
    }

    // this method will be modified later.
    /*private void setEachCellSize(int w, int h) {

        org.jnode.wt.components.JNComponent comp = null;

        for (int r = 0; r < numberofRows; r++) {
            for (int c = 0; c < numberofColumns; c++) {
                comp = cells[ r][ c];
                if (comp != null) {
                    comp.setSize(w, h);
                }
            }
        }
    }*/
}