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저는 Java GUI를 처음 사용합니다. 나는 스레드 프로그래밍에 좋지 않다. 다른 JFrame 메서드에서 JFrame을 만들고 표시하는 쉬운 방법이 있는지 궁금합니다. 내 코드를 알려주지. SettingsForm은 close() 메소드를 통해 JFrame 인 Test를 호출합니다. 모든 수입이 포함되었습니다. 다른 JFrame 메서드에서 JFrame을 표시하는 방법은 무엇입니까?
class SettingsForm extends JFrame{
JButton submit,defaultOption;//koumpia kataxwrhshs-akurwshs
JLabel host, port, dbName, user, pass;//koina JLabel.Etiketes host, port, dbName, user kai password
JTextField hostT, portT, dbNameT, userT, passT;//koina JTextField.perioxh egrafhs twn host, port, dbName, user kai password
ImageIcon img;
public SettingsForm()//arxikh dhmiourgia tou frame
{
super("Data Base Information");
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.img = new ImageIcon("logo.png");
}//constractor
public void createForm(int rows,int columns,int vgap,int hgap)//orizei sto panel tou frame topothethsh sumfwna me to GridLayout
{
JPanel panel=new JPanel();
GridLayout g=new GridLayout(rows,columns,vgap,hgap);
panel.setLayout(g);
this.setContentPane(panel);
this.addElements();
this.setIconImage(this.img.getImage());
this.pack();
submit.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
if (hostT.getText().length()!=0 && portT.getText().length()!=0 && dbNameT.getText().length()!=0 && userT.getText().length()!=0 && passT.getText().length()!=0)
{
try {
CreateSettings s = new CreateSettings("Endocrino\\settings.txt");
s.write(hostT.getText(), portT.getText(), dbNameT.getText(), userT.getText(), passT.getText());
close();
} catch (FileNotFoundException e1) {
e1.printStackTrace();
} catch (Exception e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
else{
JOptionPane.showMessageDialog(null,"All items must be filled","Warning",JOptionPane.ERROR_MESSAGE);
}
}
});
defaultOption.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{ hostT.setText("localhost");
portT.setText("3306");
dbNameT.setText("endocrino");
userT.setText("endo");
passT.setText("1234");
}
});
}//createForm
public void addButtons()//prosthetei to koumpi kataxwrhshs sto panel
{
Container c=this.getContentPane();
this.submit=new JButton("OK");
this.defaultOption=new JButton("Set Default");
c.add(submit);
c.add(defaultOption);
}//addButtons
public void addHost()//prosthetei to label kai text field gia egrafh tou host apo ton xrhsth
{
Container c=this.getContentPane();
this.host=new JLabel("Host");
this.hostT=new JTextField();
c.add(host);
c.add(hostT);
}//addHost
public void addPort()//prosthetei to label kai text field gia egrafh tou port apo ton xrhsth
{
Container c=this.getContentPane();
this.port=new JLabel("Port");
this.portT=new JTextField();
c.add(port);
c.add(portT);
}//addPort
public void addDBName()//prosthetei to label kai text field gia egrafh tou Data Base Name apo ton xrhsth
{
Container c=this.getContentPane();
this.dbName=new JLabel("Data Base Name");
this.dbNameT=new JTextField();
c.add(dbName);
c.add(dbNameT);
}//addDBName
public void addUser()//prosthetei to label kai text field gia egrafh tou user apo ton xrhsth
{
Container c=this.getContentPane();
this.user=new JLabel("User");
this.userT=new JTextField();
c.add(user);
c.add(userT);
}//addUser
public void addPassword()//prosthetei to label kai text field gia egrafh tou password apo ton xrhsth
{
Container c=this.getContentPane();
this.pass=new JLabel("Password");
this.passT=new JTextField();
c.add(pass);
c.add(passT);
}//addPassword
public void showForm()//emfanizei to frame
{
this.setVisible(true);
this.setLocationRelativeTo(null);
}//showFrame
public void addElements(){
this.addHost();
this.addPort();
this.addDBName();
this.addUser();
this.addPassword();
this.addButtons();
}//addElements
public void close(){
this.dispose();
Test t=new Test();
t.createForm(6,1,3,3);
t.showForm();
t.dosCommands();
}//close
}//SettingsForm
class Test extends JFrame{
JLabel firstMsg, progressMsg, enFolderMsg, dbMsg, shortcutMsg, finishedMsg;//koina JLabel.Etiketes host, port, dbName, user kai password
ImageIcon img;
public Test()//arxikh dhmiourgia tou frame
{
super("Endocrino Installation");
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.img = new ImageIcon("logo.png");
Dimension dim = Toolkit.getDefaultToolkit().getScreenSize();
this.setLocation(dim.width/2-this.getSize().width/2, dim.height/2-this.getSize().height/2);
}//constractor
public void createForm(int rows,int columns,int vgap,int hgap)//orizei sto panel tou frame topothethsh sumfwna me to GridLayout
{
JPanel panel=new JPanel();
GridLayout g=new GridLayout(rows,columns,vgap,hgap);
panel.setLayout(g);
this.setContentPane(panel);
this.addElements();
this.setIconImage(this.img.getImage());
this.pack();
}//createForm
public void addProgressMsg()//prosthetei to minima "Plese wait.."
{
Container c=this.getContentPane();
this.progressMsg=new JLabel("Progress");
c.add(this.progressMsg);
}//addFirstMsg
public void revalidateItems(){
this.firstMsg.revalidate();
this.progressMsg.revalidate();
this.enFolderMsg.revalidate();
this.dbMsg.revalidate();
this.shortcutMsg.revalidate();
this.finishedMsg.revalidate();
revalidate();
}
public void repaintItems(){
this.firstMsg.repaint();
this.progressMsg.repaint();
this.enFolderMsg.repaint();
this.dbMsg.repaint();
this.shortcutMsg.repaint();
this.finishedMsg.repaint();
repaint();
}
public void addFirstMsg()//prosthetei to minima "Plese wait.."
{
Container c=this.getContentPane();
this.firstMsg=new JLabel("Please wait...");
c.add(this.firstMsg);
}//addFirstMsg
public void addEnFolderMsg()//prosthetei to label gia tin dimiourgia tou fakelou C:/Endocrino
{
Container c=this.getContentPane();
this.enFolderMsg=new JLabel();
c.add(this.enFolderMsg);
}//addEnFolderMsg
public void addDBMsg()//prosthetei to label gia tin dimiourgia tis basis
{
Container c=this.getContentPane();
this.dbMsg=new JLabel();
c.add(this.dbMsg);
}//addDBMsg
public void addShortcutMsg()//prosthetei to label gia tin dimiourgia tou shortcut sto Desktop
{
Container c=this.getContentPane();
this.shortcutMsg=new JLabel();
c.add(this.shortcutMsg);
}//addShortcutMsg
public void addFinishedMsg()//prosthetei to label gia tin dimiourgia tou minimatos "finished"
{
Container c=this.getContentPane();
this.finishedMsg=new JLabel();
c.add(this.finishedMsg);
}//addFinishedMsg
public void showForm()//emfanizei to frame
{
this.setVisible(true);
}//showFrame
public void addElements(){
this.addProgressMsg();
this.addFirstMsg();
this.addEnFolderMsg();
this.addDBMsg();
this.addShortcutMsg();
this.addFinishedMsg();
}//addElements
public void close(){
this.dispose();
System.exit(0);
}
public void dosCommands() throws InterruptedException{
revalidateItems();repaintItems();
this.enFolderMsg.setText("Creating Endocrino Folder...");
revalidateItems();repaintItems();
doSth();
this.dbMsg.setText("Creating Data Base...");
revalidateItems();repaintItems();
doSth();
this.shortcutMsg.setText("Creating shortcut...");
revalidateItems();repaintItems();
doSth();
this.finishedMsg.setText("Finished");
JOptionPane.showMessageDialog(null,"Now you can delete the Endocrino folder from your Desktop");
close();
}//dosCommands
}//Test
내 문제는 ... 테스트 프레임 창이 열립니다 있지만 JLabels가 표시되지 않는 점이다 당신의 닫기의 끝 부분에이 줄을 추가
CreateSettings 클래스가없는 .. –
CreateSettings 클래스는 단지 txt 파일을 만듭니다 여기에 솔루션입니다. 그것은 작동하므로 포함시킬 필요가 없습니다 ... – xarlap