Java by API/javax.swing/SpringLayout
Содержание
SpringLayout.Constraints: setX(Spring x)
<source lang="java">
import java.awt.Container; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.Spring; import javax.swing.SpringLayout; public class MainClass {
public static void main(String[] args) {
JFrame aWindow = new JFrame("This is a Spring Layout");
aWindow.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
aWindow.setSize(500,500);
SpringLayout layout = new SpringLayout();
Container content = aWindow.getContentPane();
content.setLayout(layout);
JButton[] buttons = new JButton[6];
SpringLayout.Constraints constr = null;
for(int i = 0; i < buttons.length; i++) {
buttons[i] = new JButton("Press " + (i+1));
content.add(buttons[i]);
}
Spring xSpring = Spring.constant(5,15,25);
Spring ySpring = Spring.constant(10,30, 50);
constr = layout.getConstraints(buttons[0]);
constr.setX(xSpring);
constr.setY(ySpring);
for(int i = 1 ; i< buttons.length ; i++) {
constr = layout.getConstraints(buttons[i]);
layout.putConstraint(SpringLayout.WEST, buttons[i],
xSpring,SpringLayout.EAST, buttons[i-1]);
layout.putConstraint(SpringLayout.NORTH, buttons[i],
ySpring,SpringLayout.SOUTH, buttons[i-1]);
}
aWindow.setVisible(true); // Display the window
}
}
</source>
SpringLayout.Constraints: setY(Spring y)
<source lang="java">
import java.awt.Container; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.Spring; import javax.swing.SpringLayout; public class MainClass {
public static void main(String[] args) {
JFrame aWindow = new JFrame("This is a Spring Layout");
aWindow.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
aWindow.setSize(500,500);
SpringLayout layout = new SpringLayout();
Container content = aWindow.getContentPane();
content.setLayout(layout);
JButton[] buttons = new JButton[6];
SpringLayout.Constraints constr = null;
for(int i = 0; i < buttons.length; i++) {
buttons[i] = new JButton("Press " + (i+1));
content.add(buttons[i]);
}
Spring xSpring = Spring.constant(5,15,25);
Spring ySpring = Spring.constant(10,30, 50);
constr = layout.getConstraints(buttons[0]);
constr.setX(xSpring);
constr.setY(ySpring);
for(int i = 1 ; i< buttons.length ; i++) {
constr = layout.getConstraints(buttons[i]);
layout.putConstraint(SpringLayout.WEST, buttons[i],
xSpring,SpringLayout.EAST, buttons[i-1]);
layout.putConstraint(SpringLayout.NORTH, buttons[i],
ySpring,SpringLayout.SOUTH, buttons[i-1]);
}
aWindow.setVisible(true); // Display the window
}
}
</source>
SpringLayout.EAST
<source lang="java">
import java.awt.ruponent; import java.awt.Container; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JTextField; import javax.swing.SpringLayout; public class MainClass {
public static void main(String[] a) {
JFrame frame = new JFrame("SpringLayout");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Container contentPane = frame.getContentPane();
SpringLayout layout = new SpringLayout();
contentPane.setLayout(layout);
Component left = new JLabel("Name");
Component right = new JTextField(15);
contentPane.add(left);
contentPane.add(right);
layout.putConstraint(SpringLayout.WEST, left, 10,
SpringLayout.WEST, contentPane);
layout.putConstraint(SpringLayout.NORTH, left, 25,
SpringLayout.NORTH, contentPane);
layout.putConstraint(SpringLayout.NORTH, right, 25,
SpringLayout.NORTH, contentPane);
layout.putConstraint(SpringLayout.WEST, right, 20,
SpringLayout.EAST, left);
frame.setSize(300, 100);
frame.setVisible(true); }
}
</source>
SpringLayout: getConstraints(Component c)
<source lang="java">
import java.awt.Container; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.Spring; import javax.swing.SpringLayout; public class MainClass {
public static void main(String[] args) {
JFrame aWindow = new JFrame("This is a Spring Layout");
aWindow.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
aWindow.setSize(500,500);
SpringLayout layout = new SpringLayout();
Container content = aWindow.getContentPane();
content.setLayout(layout);
JButton[] buttons = new JButton[6];
SpringLayout.Constraints constr = null;
for(int i = 0; i < buttons.length; i++) {
buttons[i] = new JButton("Press " + (i+1));
content.add(buttons[i]);
}
Spring xSpring = Spring.constant(5,15,25);
Spring ySpring = Spring.constant(10,30, 50);
constr = layout.getConstraints(buttons[0]);
constr.setX(xSpring);
constr.setY(ySpring);
for(int i = 1 ; i< buttons.length ; i++) {
constr = layout.getConstraints(buttons[i]);
layout.putConstraint(SpringLayout.WEST, buttons[i],
xSpring,SpringLayout.EAST, buttons[i-1]);
layout.putConstraint(SpringLayout.NORTH, buttons[i],
ySpring,SpringLayout.SOUTH, buttons[i-1]);
}
aWindow.setVisible(true); // Display the window
}
}
</source>
SpringLayout.NORTH
<source lang="java">
import java.awt.ruponent; import java.awt.Container; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JTextField; import javax.swing.SpringLayout; public class MainClass {
public static void main(String[] a) {
JFrame frame = new JFrame("SpringLayout");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Container contentPane = frame.getContentPane();
SpringLayout layout = new SpringLayout();
contentPane.setLayout(layout);
Component left = new JLabel("Name");
Component right = new JTextField(15);
contentPane.add(left);
contentPane.add(right);
layout.putConstraint(SpringLayout.WEST, left, 10,
SpringLayout.WEST, contentPane);
layout.putConstraint(SpringLayout.NORTH, left, 25,
SpringLayout.NORTH, contentPane);
layout.putConstraint(SpringLayout.NORTH, right, 25,
SpringLayout.NORTH, contentPane);
layout.putConstraint(SpringLayout.WEST, right, 20,
SpringLayout.EAST, left);
frame.setSize(300, 100);
frame.setVisible(true); }
}
</source>
SpringLayout: putConstraint(String e1, Component c1, Spring s, String e2, Component c2)
<source lang="java">
import java.awt.Container; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.Spring; import javax.swing.SpringLayout; public class MainClass {
public static void main(String[] args) {
JFrame aWindow = new JFrame("This is a Spring Layout");
aWindow.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
aWindow.setSize(500,500);
SpringLayout layout = new SpringLayout();
Container content = aWindow.getContentPane();
content.setLayout(layout);
JButton[] buttons = new JButton[6];
SpringLayout.Constraints constr = null;
for(int i = 0; i < buttons.length; i++) {
buttons[i] = new JButton("Press " + (i+1));
content.add(buttons[i]);
}
Spring xSpring = Spring.constant(5,15,25);
Spring ySpring = Spring.constant(10,30, 50);
constr = layout.getConstraints(buttons[0]);
constr.setX(xSpring);
constr.setY(ySpring);
for(int i = 1 ; i< buttons.length ; i++) {
constr = layout.getConstraints(buttons[i]);
layout.putConstraint(SpringLayout.WEST, buttons[i],
xSpring,SpringLayout.EAST, buttons[i-1]);
layout.putConstraint(SpringLayout.NORTH, buttons[i],
ySpring,SpringLayout.SOUTH, buttons[i-1]);
}
aWindow.setVisible(true); // Display the window
}
}
</source>
SpringLayout.WEST
<source lang="java">
import java.awt.ruponent; import java.awt.Container; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JTextField; import javax.swing.SpringLayout; public class MainClass {
public static void main(String[] a) {
JFrame frame = new JFrame("SpringLayout");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Container contentPane = frame.getContentPane();
SpringLayout layout = new SpringLayout();
contentPane.setLayout(layout);
Component left = new JLabel("Name");
Component right = new JTextField(15);
contentPane.add(left);
contentPane.add(right);
layout.putConstraint(SpringLayout.WEST, left, 10,
SpringLayout.WEST, contentPane);
layout.putConstraint(SpringLayout.NORTH, left, 25,
SpringLayout.NORTH, contentPane);
layout.putConstraint(SpringLayout.NORTH, right, 25,
SpringLayout.NORTH, contentPane);
layout.putConstraint(SpringLayout.WEST, right, 20,
SpringLayout.EAST, left);
frame.setSize(300, 100);
frame.setVisible(true); }
}
</source>
