我正在处理表格。我在两个不同的文件中创建了以下框架。我想将面板添加到以下课程的框架中。但我得到以下异常：“线程“AWT-EventQueue-0”java.lang.Error中的异常：未解决的编译问题：addForm1无法解析为变量“
请帮忙。提前致谢。
File: frontPage.java
import java.awt.Color;
import java.util.Calendar;
import javax.swing.*;
import java.awt.event.*;
public class frontPage extends JFrame implements ActionListener
{
//----------*******Variable Declarations*******-------------------
JPanel panelheaderImage, panelSideBar, panelTittle, panelTittleBar;
JLabel labelheaderImage, labelDate, labelTime, labelTittle,
labelBottomImage;
JButton buttonAddRecord, buttonSearch;
JTextField nameSearch;
Calendar currentDate;
String year, month, day;
Object addform1=null;
//--------******FRAME CONSTRUCTOR*********------------------------
frontPage( )
{
//------------frame initialization--------
setBackground( Color.BLUE );
setSize( 750, 850 );
setVisible( true );
setLayout( null );
//------------frame initialization ENDS-----------------------------
//------------Panel Initialization Starts---------------------------
framBottomImage frameimg = new framBottomImage();
frameBottom framebottom = new frameBottom();
frameAddForm addform = new frameAddForm();
addform1= addform;
add( frameimg.panelBottomImage );
add( framebottom.panelBottomText );
panelheaderImage = new JPanel( );
panelheaderImage.setBounds( 0, 0, 600, 80 );
add( panelheaderImage );
panelSideBar = new JPanel( );
panelSideBar.setBounds( 520, 90, 200, 40);
panelSideBar.setLayout(null);
add( panelSideBar );
panelTittle = new JPanel();
panelTittle.setLayout(null);
panelTittle.setBounds(0, 85, 550, 30);
add ( panelTittle );
panelTittleBar = new JPanel( );
panelTittleBar.setBounds( 0, 150, 450, 40);
panelTittleBar.setLayout(null);
add( panelTittleBar );
//------------Panel Initialization Ends----------------------------
labelheaderImage = new JLabel( new ImageIcon
( "C:\\Users\\SUN\\Desktop\\img.jpg" ) );
panelheaderImage.add( labelheaderImage );
currentDate = Calendar.getInstance();
year = "" + currentDate.get( Calendar.YEAR );
month = "" + currentDate.get( Calendar.MONTH );
day = "" + currentDate.get( Calendar.DAY_OF_MONTH );
labelDate = new JLabel( "Date:" + day + "/" + month + "/" + year );
labelDate.setBounds(0, 0, 90, 20);
panelSideBar.add( labelDate );
labelTime = new JLabel( "Time:" );
labelTime.setBounds(0, 20, 50, 20);
panelSideBar.add( labelTime );
labelTittle = new JLabel( "Patient's Case Paper" );
labelTittle.setBounds( 150, 0, 250, 25);
panelTittle.add( labelTittle );
buttonAddRecord = new JButton( "ADD RECORD" );
buttonAddRecord.setBounds( 25, 0, 110, 25 );
buttonAddRecord.addActionListener(this);
panelTittleBar.add( buttonAddRecord );
nameSearch = new JTextField( "" );
nameSearch.setBounds( 170, 0, 110, 25 );
panelTittleBar.add( nameSearch );
buttonSearch = new JButton( "Search" );
buttonSearch.setBounds( 320, 0, 100, 25 );
panelTittleBar.add( buttonSearch );
}
public void actionPerformed( ActionEvent ae )
{
if(ae.getSource( ) == buttonAddRecord )
{
add( addForm1 );
}
}
}
Another File:
frameAddForm.java
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.swing.*;
public class frameAddForm
{
JPanel panelAddForm;
JLabel labelName, labelFirstName, labelLastName, labelMiddleName;
JTextField textFieldFirstName, textFieldMiddleName, textFieldLastName;
frameAddForm()
{
panelAddForm = new JPanel();
panelAddForm.setLayout(null);
panelAddForm.setBounds(0, 220, 500, 600);
labelName = new JLabel( "Name" );
labelName.setBounds( 20, 30, 50, 20);
panelAddForm.add(labelName);
//----------------------FNAME---------------------------------
labelFirstName = new JLabel("First Name");
labelFirstName.setBounds(100, 50, 80, 10);
panelAddForm.add(labelFirstName);
textFieldFirstName = new JTextField( );
textFieldFirstName.setBounds( 100, 30, 80, 20 );
textFieldFirstName.addKeyListener( new KeyAdapter( ) {
public void keyTyped( KeyEvent e ) {
String input = textFieldFirstName.getText( );
Pattern p = Pattern.compile( "[ 0-9,&%$#@!()*^,\t\n\f\r]" );
Matcher m = p.matcher( input );
if ( m.find( ) ) {
JOptionPane.showMessageDialog( null, "Please Enter Valid Name",
"Sorry", JOptionPane.ERROR_MESSAGE );
}
}
} );
panelAddForm.add( textFieldFirstName );
//-------------------MNAME---------------------------------------------------
labelMiddleName= new JLabel("Middle Name");
labelMiddleName.setBounds( 190, 50, 80, 10);
panelAddForm.add(labelMiddleName);
textFieldMiddleName = new JTextField( );
textFieldMiddleName.setBounds( 190, 30, 80, 20 );
textFieldMiddleName.addKeyListener( new KeyAdapter( ) {
public void keyTyped( KeyEvent e ) {
String input = textFieldMiddleName.getText( );
Pattern p = Pattern.compile( "[ 0-9,&%$#@!()*^]" );
Matcher m = p.matcher( input );
if ( m.find( ) ) {
JOptionPane.showMessageDialog( null, "Please Enter Valid Name",
"Sorry", JOptionPane.ERROR_MESSAGE );
}
}
} );
panelAddForm.add( textFieldMiddleName );
//--------------------------labelName--------------------------------------
labelLastName = new JLabel("Last Name");
labelLastName.setBounds(280, 50, 80, 10);
panelAddForm.add(labelLastName);
textFieldLastName = new JTextField( );
textFieldLastName.setBounds( 280, 30, 80, 20 );
textFieldLastName.addKeyListener( new KeyAdapter( ) {
public void keyTyped( KeyEvent e ) {
String input = textFieldLastName.getText( );
Pattern p = Pattern.compile( "[ 0-9,&%$#@!()*^]" );
Matcher m = p.matcher( input );
if ( m.find( ) ) {
JOptionPane.showMessageDialog( null, "Please Enter Valid Name",
"Sorry", JOptionPane.ERROR_MESSAGE );
}
}
} );
panelAddForm.add( textFieldLastName );
}
}