GroupLayout Demo: Unterschied zwischen den Versionen
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Wir werden mittels GroupLayout in Verbindung mit [[GridLayout|GridLayout]] und [[BorderLayout|BorderLayout]] 3 verschiedene Login-Dialoge erzeugen. | Wir werden mittels GroupLayout in Verbindung mit [[GridLayout|GridLayout]] und [[BorderLayout|BorderLayout]] 3 verschiedene Login-Dialoge erzeugen. | ||
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import java.awt.*; | import java.awt.*; | ||
import javax.swing.*; | import javax.swing.*; | ||
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} | } | ||
} | } | ||
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| − | [[Kategorie:Java Codeschnipsel]] | + | [[Kategorie:Java-Codeschnipsel]] |
Aktuelle Version vom 9. März 2018, 15:06 Uhr
Wir werden mittels GroupLayout in Verbindung mit GridLayout und BorderLayout 3 verschiedene Login-Dialoge erzeugen.
import java.awt.*;
import javax.swing.*;
public class GroupLayoutTest {
public static void main(String[] args) {
int n = 0;
showFrame(setSingleGroupLayout(new JFrame("Group Layout Test")), n++);
showFrame(setSingleGroupLayoutButtonsSeparated(new JFrame("Group Layout Test")), n++);
showFrame(setMixedLayout(new JFrame("Group Layout Test")), n++);
}
private static void showFrame(JFrame jFrame, int n) {
jFrame.pack();
jFrame.setLocation(n * 200, n * 150);
jFrame.setVisible(true);
}
private static JFrame setSingleGroupLayout(JFrame jFrame) {
JPanel jPanel = new JPanel();
GroupLayout groupLayout = new GroupLayout(jPanel);
groupLayout.setAutoCreateGaps(true);
groupLayout.setAutoCreateContainerGaps(true);
jPanel.setLayout(groupLayout);
JLabel nameLable = new JLabel("Name:");
JTextField nameInput = new JTextField(30);
JLabel passLable = new JLabel("Passwort:");
JTextField pasInput = new JPasswordField(20);
JButton loginButton = new JButton("login");
JButton cancelButton = new JButton("cancel");
groupLayout.setHorizontalGroup(groupLayout
.createSequentialGroup()
.addGroup(
groupLayout.createParallelGroup().addComponent(nameLable).addComponent(passLable)
.addComponent(loginButton))
.addGroup(
groupLayout.createParallelGroup().addComponent(nameInput).addComponent(pasInput)
.addComponent(cancelButton)));
groupLayout.setVerticalGroup(groupLayout.createSequentialGroup()
.addGroup(groupLayout.createParallelGroup().addComponent(nameLable).addComponent(nameInput))
.addGroup(groupLayout.createParallelGroup().addComponent(passLable).addComponent(pasInput))
.addGroup(groupLayout.createParallelGroup().addComponent(loginButton).addComponent(cancelButton)));
jFrame.add(jPanel);
return jFrame;
}
private static JFrame setSingleGroupLayoutButtonsSeparated(JFrame jFrame) {
JPanel jPanel = new JPanel();
GroupLayout groupLayout = new GroupLayout(jPanel);
groupLayout.setAutoCreateGaps(true);
groupLayout.setAutoCreateContainerGaps(true);
jPanel.setLayout(groupLayout);
JLabel nameLable = new JLabel("Name:");
JTextField nameInput = new JTextField(30);
JLabel passLable = new JLabel("Passwort:");
JTextField pasInput = new JPasswordField(20);
JButton loginButton = new JButton("login");
JButton cancelButton = new JButton("cancel");
JPanel buttonGroup = new JPanel(new GridLayout(1, 0, 5, 5));
buttonGroup.add(loginButton);
buttonGroup.add(cancelButton);
constructGroupLayout(groupLayout, nameLable, nameInput, passLable, pasInput, buttonGroup);
jFrame.add(jPanel);
return jFrame;
}
private static void constructGroupLayout(GroupLayout groupLayout, JLabel nameLable, JTextField nameInput,
JLabel passLable, JTextField pasInput, JPanel buttonGroup) {
groupLayout.setHorizontalGroup(groupLayout
.createSequentialGroup()
.addGroup(groupLayout.createParallelGroup().addComponent(nameLable).addComponent(passLable).addGap(0))
.addGroup(
groupLayout.createParallelGroup().addComponent(nameInput).addComponent(pasInput)
.addComponent(buttonGroup)));
groupLayout.setVerticalGroup(groupLayout.createSequentialGroup()
.addGroup(groupLayout.createParallelGroup().addComponent(nameLable).addComponent(nameInput))
.addGroup(groupLayout.createParallelGroup().addComponent(passLable).addComponent(pasInput))
.addGroup(groupLayout.createParallelGroup().addGap(0).addComponent(buttonGroup)));
}
private static JFrame setMixedLayout(JFrame jFrame) {
JPanel jPanel = new JPanel();
GroupLayout groupLayout = new GroupLayout(jPanel);
groupLayout.setAutoCreateGaps(true);
groupLayout.setAutoCreateContainerGaps(true);
jPanel.setLayout(groupLayout);
JLabel nameLable = new JLabel("Name:");
JTextField nameInput = new JTextField(30);
JLabel passLable = new JLabel("Passwort:");
JTextField pasInput = new JPasswordField(20);
JButton loginButton = new JButton("login");
JButton cancelButton = new JButton("cancel");
JPanel buttonGroup = new JPanel(new GridLayout(1, 0, 5, 5));
buttonGroup.add(loginButton);
buttonGroup.add(cancelButton);
JPanel bottomPanel = new JPanel(new BorderLayout());
bottomPanel.add(buttonGroup, BorderLayout.EAST);
jFrame.add(bottomPanel, BorderLayout.SOUTH);
constructGroupLayout(groupLayout, nameLable, nameInput, passLable, pasInput, bottomPanel);
jFrame.add(jPanel);
return jFrame;
}
}
