Java GUI(SWING/AWT)-空框架-未显示组件
我试图创建一个与下图所示的GUI相似的GUI(手工编码),但是,只显示一个空框架 模拟图形用户界面: 我使用了各种布局和SWING/AWT组件来创建GUI和4个JPanel,其中包含:Java GUI(SWING/AWT)-空框架-未显示组件,java,swing,user-interface,awt,jpanel,Java,Swing,User Interface,Awt,Jpanel,我试图创建一个与下图所示的GUI相似的GUI(手工编码),但是,只显示一个空框架 模拟图形用户界面: 我使用了各种布局和SWING/AWT组件来创建GUI和4个JPanel,其中包含: 主面板:包含其中的所有面板 listPanel:包含JTables、JLabel和两个JButton infoPanel:包含jlabel、JCheckBox和jtextbox addPanel:包含JLists和JButton 这是我到目前为止编写的代码: import java.awt.*; impo
- 主面板:包含其中的所有面板
- listPanel:包含JTables、JLabel和两个JButton
- infoPanel:包含jlabel、JCheckBox和jtextbox
- addPanel:包含JLists和JButton
import java.awt.*;
import javax.swing.*;
import javax.swing.JTable;
public class GUI extends JFrame {
public void buildGui() {
JFrame frame = new JFrame("Hotel TV Scheduler");
JPanel mainPanel = new JPanel();
mainPanel.setLayout(new BorderLayout());
JPanel listPanel = new JPanel();
listPanel.setLayout(new GridLayout(3,3));
JPanel infoPanel = new JPanel();
infoPanel.setLayout(new GridLayout(2,2));
JPanel addPanel = new JPanel();
addPanel.setLayout(new FlowLayout());
mainPanel.add(listPanel, BorderLayout.LINE_START);
mainPanel.add(infoPanel, BorderLayout.LINE_END);
mainPanel.add(addPanel, BorderLayout.PAGE_END);
JTable chOneTable = new JTable();
JTable chTwoTable = new JTable();
JTable listTable = new JTable();
JLabel ch1Label = new JLabel("Channel 1");
JLabel ch2Label = new JLabel("Channel 2");
JLabel listLabel = new JLabel("List");
JButton rmvChOneButton = new JButton("Remove Channel");
JButton rmvChTwoButton = new JButton("Remove Channel");
listPanel.add(ch1Label);
listPanel.add(ch2Label);
listPanel.add(listLabel);
listPanel.add(chOneTable);
listPanel.add(chTwoTable);
listPanel.add(listTable);
listPanel.add(rmvChOneButton);
listPanel.add(rmvChTwoButton);
JLabel titleLabel = new JLabel("Title");
JLabel genreLabel = new JLabel("Genre");
JLabel durationLabel = new JLabel("Duration");
JLabel actorLabel = new JLabel("Actor");
JLabel directorLabel = new JLabel("Director");
JLabel rentableLabel = new JLabel("Rentable");
JLabel synLabel = new JLabel("Synopsis");
JTextField txtTitle = new JTextField();
JTextField txtGenre = new JTextField();
JTextField txtDuration = new JTextField();
JTextField txtActor = new JTextField();
JTextField txtDirector = new JTextField();
JTextField txtSynopsis = new JTextField();
JCheckBox rentCB = new JCheckBox();
infoPanel.add(titleLabel);
infoPanel.add(txtTitle);
infoPanel.add(genreLabel);
infoPanel.add(txtGenre);
infoPanel.add(durationLabel);
infoPanel.add(txtDuration);
infoPanel.add(actorLabel);
infoPanel.add(txtActor);
infoPanel.add(directorLabel);
infoPanel.add(txtDirector);
infoPanel.add(rentableLabel);
infoPanel.add(rentCB);
infoPanel.add(synLabel);
infoPanel.add(txtSynopsis);
JButton btnAddProg = new JButton("Add Program");
JList channelList = new JList();
JList timeList = new JList();
addPanel.add(btnAddProg);
addPanel.add(channelList);
addPanel.add(timeList);
frame.setVisible(true);
}
}
谁能告诉我为什么只有一个空框出现
感谢和问候,
Brian您还没有将主面板添加到框架中是的,刚刚选中,如果您将主面板添加到框架中,您将看到一些内容(尽管看起来与模拟完全不同!)
另外,我忘了提到,没有出现错误。您从未将mainPanel添加到框架的contentPane…?啊哈!!看起来很不一样:(
frame.setContentPane(mainPanel);
frame.pack();