JavaExercises/Experiments/HtmlDemo.java at master · biblelamp/JavaExercises · GitHub

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* Redistribution and use in source and binary forms, with or without

* modification, are permitted provided that the following conditions

* are met:

* - Redistributions of source code must retain the above copyright

* notice, this list of conditions and the following disclaimer.

* - Redistributions in binary form must reproduce the above copyright

* notice, this list of conditions and the following disclaimer in the

* documentation and/or other materials provided with the distribution.

* - Neither the name of Oracle or the names of its

* contributors may be used to endorse or promote products derived

* from this software without specific prior written permission.

* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS

* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR

* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF

* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING

* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

//package components;

/* HtmlDemo.java needs no other files. */

import javax.swing.*;

import java.awt.*;

import java.awt.event.*;

public class HtmlDemo extends JPanel

implements ActionListener {

JLabel theLabel;

JTextArea htmlTextArea;

public HtmlDemo() {

setLayout(new BoxLayout(this, BoxLayout.LINE_AXIS));

String initialText = "<html>\n" +

"Color and font test:\n" +

"<ul>\n" +

"<li>red\n" +

"<li>blue\n" +

"<li>green\n" +

"<li>small\n" +

"<li>large\n" +

"<li>italic\n" +

"<li>bold\n" +

"</ul>\n";

htmlTextArea = new JTextArea(10, 20);

htmlTextArea.setText(initialText);

JScrollPane scrollPane = new JScrollPane(htmlTextArea);

JButton changeTheLabel = new JButton("Change the label");

changeTheLabel.setMnemonic(KeyEvent.VK_C);

changeTheLabel.setAlignmentX(Component.CENTER_ALIGNMENT);

changeTheLabel.addActionListener(this);

theLabel = new JLabel(initialText) {

public Dimension getPreferredSize() {

return new Dimension(200, 200);

}

public Dimension getMinimumSize() {

return new Dimension(200, 200);

}

public Dimension getMaximumSize() {

return new Dimension(200, 200);

}

};

theLabel.setVerticalAlignment(SwingConstants.CENTER);

theLabel.setHorizontalAlignment(SwingConstants.CENTER);

JPanel leftPanel = new JPanel();

leftPanel.setLayout(new BoxLayout(leftPanel, BoxLayout.PAGE_AXIS));

leftPanel.setBorder(BorderFactory.createCompoundBorder(

BorderFactory.createTitledBorder(

"Edit the HTML, then click the button"),

BorderFactory.createEmptyBorder(10,10,10,10)));

leftPanel.add(scrollPane);

leftPanel.add(Box.createRigidArea(new Dimension(0,10)));

leftPanel.add(changeTheLabel);

JPanel rightPanel = new JPanel();

rightPanel.setLayout(new BoxLayout(rightPanel, BoxLayout.PAGE_AXIS));

rightPanel.setBorder(BorderFactory.createCompoundBorder(

BorderFactory.createTitledBorder("A label with HTML"),

BorderFactory.createEmptyBorder(10,10,10,10)));

rightPanel.add(theLabel);

setBorder(BorderFactory.createEmptyBorder(10,10,10,10));

add(leftPanel);

add(Box.createRigidArea(new Dimension(10,0)));

add(rightPanel);

}

//React to the user pushing the Change button.

public void actionPerformed(ActionEvent e) {

theLabel.setText(htmlTextArea.getText());

}

/**

* Create the GUI and show it. For thread safety,

* this method should be invoked from the

* event dispatch thread.

private static void createAndShowGUI() {

//Create and set up the window.

JFrame frame = new JFrame("HtmlDemo");

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

//Add content to the window.

frame.add(new HtmlDemo());

//Display the window.

frame.pack();

frame.setVisible(true);

}

public static void main(String[] args) {

//Schedule a job for the event dispatch thread:

//creating and showing this application's GUI.

SwingUtilities.invokeLater(new Runnable() {

public void run() {

//Turn off metal's use of bold fonts

UIManager.put("swing.boldMetal", Boolean.FALSE);

createAndShowGUI();

}

});

}

JavaExercises/Experiments/HtmlDemo.java at master · biblelamp/JavaExercises · GitHub

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