package com.frame;
import java.awt.BorderLayout;
import java.awt.Button;
import java.awt.Component;
import java.awt.Container;
import java.awt.Frame;
//import java.awt.GridLayout;
import java.awt.Label;
import java.awt.Panel;
import java.awt.TextArea;
import java.awt.TextField;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.ScrollPaneConstants;
@SuppressWarnings("serial")
public class testjm1 extends JFrame implements ActionListener{
JButton btnquit,btnsubmit;
JLabel labtitle,lab1[][],lab2[][],lab3[][];
JTextField text1[][],text2[][];
JTextArea txtarea;
JScrollPane Jspane;
int i,j,k;
JPanel pp[][],ppp;
double cbmatrix1[][];//成本转换邻接矩阵1
double cbmatrix2[][];//成本转换邻接矩阵2
int num;
public double[][] getCbmatrix1() {
return cbmatrix1;
}
public void setCbmatrix1(double[][] cbmatrix1) {
this.cbmatrix1 = cbmatrix1;
}
public double[][] getCbmatrix2() {
return cbmatrix2;
}
public void setCbmatrix2(double[][] cbmatrix2) {
this.cbmatrix2 = cbmatrix2;
}
public void init(){
Jspane = new JScrollPane();
//分别设置水平和垂直滚动条总是出现
Jspane.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
Jspane.setVerticalScrollBarPolicy( JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
//分别设置水平和垂直滚动条自动出现
// Jspane.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
// Jspane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
}
public testjm1(){
super("图中各节点的成本邻接矩阵信息采集");
setVisible(true);
this.setFont(new java.awt.Font("Dialog",1,15));
num=8;
ppp=new JPanel();
pp=new JPanel[num+1][num+1];
lab1=new JLabel[num+1][num+1];
lab2=new JLabel[num+1][num+1];
lab3=new JLabel[num+1][num+1];
text1=new JTextField[num+1][num+1];
text2=new JTextField[num+1][num+1];
cbmatrix1=new double[num+1][num+1];
cbmatrix2=new double[num+1][num+1];
btnquit=new JButton("退出");
btnsubmit=new JButton("提交");
labtitle=new JLabel("请输入图中各节点之间的权重区间：");
txtarea=new JTextArea();
setLayout(null);
//setSize(300 + num * 200, 300 + num * 200);
setSize(800,700);
//ppp.setBounds(0, 0,300 + num * 200,300 + num * 200);
ppp.setBounds(0,0,650,650);
ppp.setLayout(null);
this.add(ppp);
ppp.add(txtarea);
ppp.add(labtitle);
ppp.add(btnquit);
ppp.add(btnsubmit);
labtitle.setBounds(30, 50, 280, 30);
btnsubmit.setBounds(320, 50, 80, 30);
JScrollPane ScrollPane = new JScrollPane(ppp);
ScrollPane.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);
ScrollPane.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_ALWAYS);
//ScrollPane.setBounds(0, 0,300 + num * 200,300 + num * 200);
ScrollPane.setBounds(0,0,650,650);
this.getContentPane().add(ScrollPane);
this.setVisible(true);
btnsubmit.addActionListener(this);
for (i = 0; i <= num; i++) {
Component heng = add(new Label("节点" + i));
ppp.add(heng);
heng.setBounds(150 + i * 180, 100 , 50, 30);
Component shu = add(new Label("节点" + i));
ppp.add(shu);
shu.setBounds(30, 145 + i * 50, 50, 30);// 120>130
}
for (i = 0; i <= num; i++) {
for (j = 0; j <= num; j++) {
k=0;
lab1[i][j]=new JLabel("[");
lab1[i][j].setSize(5, 25);
lab2[i][j]=new JLabel(",");
lab2[i][j].setSize(5, 25);
lab3[i][j]=new JLabel("]");
lab3[i][j].setSize(5, 25);
if (i == j) {
text1[i][j]=new JTextField("0",2);
text2[i][j]=new JTextField("0",2);
pp[i][j]=new JPanel();
ppp.add(pp[i][j]);
pp[i][j].add(lab1[i][j]);
pp[i][j].add(text1[i][j]);
pp[i][j].add(lab2[i][j]);
pp[i][j].add(text2[i][j]);
pp[i][j].add(lab3[i][j]);
pp[i][j].setBounds(100 + j * 180, 140 + i * 50, 170, 25);
} else {
text1[i][j]=new JTextField(2);
text2[i][j]=new JTextField(2);
pp[i][j]=new JPanel();
ppp.add(pp[i][j]);
pp[i][j].add(lab1[i][j]);
pp[i][j].add(text1[i][j]);
pp[i][j].add(lab2[i][j]);
pp[i][j].add(text2[i][j]);
pp[i][j].add(lab3[i][j]);
pp[i][j].setBounds(100 + j * 180, 140 + i * 50, 170, 25);
}
}
}
}
@Override
public void actionPerformed(ActionEvent e) {
if(e.getSource()==btnsubmit){
//System.out.println("########");
for(int i=0;i<=num;i++)
for(int j=0;j<=num;j++){
// if(text1[i][j].getText()!=null||text1[i][j].getText()!=""){
// cbmatrix1[i][j]=Integer.parseInt(text1[i][j].getText());
// }
if(text1[i][j].getText().trim().equals("")){
cbmatrix1[i][j]=0;
}
else
cbmatrix1[i][j]=Double.parseDouble(text1[i][j].getText());
if(text2[i][j].getText().trim().equals("")){
cbmatrix2[i][j]=0;
}
else
cbmatrix2[i][j]=Double.parseDouble(text2[i][j].getText());
}
this.dispose();
}
}
public static void main(String[] args) {
testjm1 t=new testjm1();
}
}
把JPanel添加到JScrollPane里面，运行之后JScrollPane没办法显示JPanel中所有组件
