问题描述
我写的窗口程序怎么在查看器为空白，请大家指点哈啊附加上我的程序packagemodel;importjava.awt.Color;importjava.awt.Font;importjava.awt.GridBagConstraints;importjava.awt.GridBagLayout;importjava.awt.Label;importjava.awt.TextField;importjava.awt.event.ActionListener;importjavax.swing.*;importdao.denglu;//<appletcode=Customerwidth=500height=100>//<applet/>publicclasstable1extendsJFrame{JPanelpanelObject1;JLabelhead;JLabelcourse;JTextFieldtxtcourse;JLabelname;JTextFieldtextname;JLabelbanji;JTextFieldtextbanji;JLabelnumber;JTextFieldtextnumber;JLabelstarttime;JTextFieldtextstarttime;JLabelxueshi;JTextFieldxueshiField;GridBagConstraintsabc;Fontfont;Colorr;publictable1(){this.setTitle("填表信息");GridBagConstraintsabc=newGridBagConstraints();JPanelpanelObject1=newJPanel();panelObject1.setLayout(newGridBagLayout());abc.gridx=0;abc.gridy=1;head=newJLabel("填表信息");Fontf=newFont("Monospaced",font.BOLD,24);course.setFont(f);Colorcolor=newColor(0,200,0);head.setForeground(newColor(131,25,38));head.setVerticalAlignment(SwingConstants.TOP);abc.anchor=GridBagConstraints.WEST;panelObject1.add(head,abc);abc.gridx=0;abc.gridy=1;txtcourse=newJTextField(10);abc.anchor=GridBagConstraints.WEST;panelObject1.add(txtcourse,abc);abc.gridx=0;abc.gridy=1;name=newJLabel("姓名");panelObject1.add(name,abc);abc.gridx=0;abc.gridy=2;textname=newJTextField(10);panelObject1.add(textname,abc);abc.gridx=1;abc.gridy=2;banji=newJLabel("班级");panelObject1.add(banji,abc);abc.gridx=0;abc.gridy=3;textbanji=newJTextField(10);panelObject1.add(textbanji,abc);abc.gridx=1;abc.gridy=3;number=newJLabel("人数");abc.gridx=0;abc.gridy=4;textnumber=newJTextField(10);panelObject1.add(textnumber,abc);abc.gridx=1;abc.gridy=4;starttime=newJLabel("开课起周");panelObject1.add(starttime,abc);abc.gridx=0;abc.gridy=5;textstarttime=newJTextField(10);panelObject1.add(textstarttime,abc);abc.gridx=0;abc.gridy=6;xueshi=newJLabel("学时");panelObject1.add(xueshi,abc);abc.gridx=1;abc.gridy=6;xueshiField=newJTextField(10);abc.anchor=GridBagConstraints.EAST;panelObject1.add(xueshiField,abc);getContentPane().add(panelObject1);setDefaultCloseOperation(EXIT_ON_CLOSE);setVisible(true);setSize(450,100);}}