我試圖添加兩個面板,其中每個都有自己的組件到另一個面板,但是當程序執行兩個面板只是彼此合併。請查看我的代碼。我的兩個面板連接在一起時添加到第三個面板
import javax.swing.*;
import java.awt.*;
/*
* 2 Labels for withdraw/deposit.
* 2 Textfields for entering withdrawal/deposit amount.
* 1 Label for balance, 1 non-editable textfield for balance.
* Event listener on the calculate button.
* Action performed: balance minors withdrawal plus deposit
*/
/**
* This class manages the input numbers. User will input withdrawal/deposit amount
* and the program will display the balacne after transfers.
* @author Administrator
*
*/
public class DataPanel extends JPanel {
public final int TEXTFIELD_LENGTH = 10;
public final int LAYOUT_VGAP = 25;
public final int LAYOUT_HGAP = 15;
/**
* Constructor sets layout, creates labels/fields.
*/
public JPanel pane1 = new JPanel();
public JPanel pane2 = new JPanel();
public JPanel pane = new JPanel(new GridLayout(1,2));
//Create necessary fields and labels
JLabel withdrawalLabel = new JLabel("Withdrawal: ");
JLabel depositLabel = new JLabel("deposit: ");
JTextField withdrawalText = new JTextField(TEXTFIELD_LENGTH);
JTextField depositText = new JTextField(TEXTFIELD_LENGTH);
JLabel balanceLabel = new JLabel("Balance: ");
JTextField balanceTextField = new JTextField(TEXTFIELD_LENGTH);
JLabel totalSavingLabel = new JLabel("Recently You Saved: ");
JTextField totalSavingTextField = new JTextField(TEXTFIELD_LENGTH);
JLabel totalSpentLabel = new JLabel("Recently You Spent: ");
JTextField totalSpentTextField = new JTextField(TEXTFIELD_LENGTH);
//set some textfields non editable.
//set layout, 3 rows + 2 columns.
public DataPanel()
{
setLayout(new GridLayout(2,1));
buildPane1();
buildPane2();
buildPane();
add(pane);
//add components to panel DataPanel.
}
public void buildPane()
{
pane.add(pane1);
pane.add(pane2);
}
public void buildPane1()
{
setLayout(new GridLayout(3,2));
setBorder(BorderFactory.createLineBorder(Color.PINK, 2, true));
balanceTextField.setEditable(false);
pane1.add(withdrawalLabel);
pane1.add(withdrawalText);
pane1.add(depositLabel);
pane1.add(depositText);
pane1.add(balanceLabel);
pane1.add(balanceTextField);
}
public void buildPane2()
{
setLayout(new GridLayout(2,2));
setBorder(BorderFactory.createLineBorder(Color.black, 2, true));
totalSavingTextField.setEditable(false);
totalSpentTextField.setEditable(false);
pane2.add(totalSavingLabel);
pane2.add(totalSavingTextField);
pane2.add(totalSpentLabel);
pane2.add(totalSpentTextField);
}
}
JFrame類:
import java.awt.BorderLayout;
import java.awt.GridLayout;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTabbedPane;
public class MainFrame extends JFrame {
public final int WIDTH = 1000;
public final int HEIGHT = 800;
public DataPanel dataPane;
public InfoPanel infoPane;
public Menu menu;
public JTabbedPane tabbedPane = new JTabbedPane();
//tab #1
public JPanel spendingPane;
//tab #2
public JPanel personalPane;
//tab #3
public JPanel socialPane;
//tab #4
public JPanel chatPane;
/**
* Constructor.
*/
public MainFrame()
{
setTitle("Personal Banking");
setSize(WIDTH, HEIGHT);
setLayout(new BorderLayout());
buildMenu();
buildPanel();
add(tabbedPane);
pack();
setVisible(true);
}
/**
* This methods builds all the components.
*/
private void buildPanel()
{
//build main panel (Spending panel).
dataPane = new DataPanel();
//add numbers panel to the tabbed panel.
tabbedPane.addTab("Numbers", dataPane);
//build personal information panel.
infoPane = new InfoPanel();
personalPane = new JPanel();
personalPane.add(infoPane);
//add personal information panel to the tabbed panel.
tabbedPane.addTab("Personal", personalPane);
}
/**
* This function builds menu bar and menu items.
*/
private void buildMenu()
{
menu = new Menu();
setJMenuBar(menu.mainMenuBar);
}
public static void main(String args[])
{
new MainFrame();
}
}
我嘗試了好幾種方法,但他們並沒有實際的工作。
***很明顯,我粘貼了第一堂課兩次。現在我修好了。對於那個很抱歉。
兩個面板被正確地添加(儘可能接近我可以告訴),但你申請的佈局和邊框父面板,不知道這是你想達到什麼樣的... – MadProgrammer
你可以添加一個主要的方法來顯示實際輸出運行時放? –
你能提供一些它想要做什麼/看起來的想法嗎? – MadProgrammer