package org.jbehave.core.context;
import static java.text.MessageFormat.format;
import static org.apache.commons.lang.StringEscapeUtils.escapeHtml;
import java.awt.BorderLayout;
import java.awt.Point;
import java.awt.event.MouseEvent;
import java.util.concurrent.TimeUnit;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;
import javax.swing.event.MouseInputAdapter;
public class JFrameContextView implements ContextView {
protected JFrame frame;
protected JLabel label;
protected int width;
protected int height;
protected int x;
protected int y;
/**
* Creates view frame of default size - (380 x 85)
*/
public JFrameContextView() {
sized(380, 85);
located(0, 0); // origin by default
}
/**
* Builder-style way to set the preferred size for the frame
*
* @param width the width
* @param height height
* @return The JFrameContextView
*/
public JFrameContextView sized(final int width, final int height) {
this.width = width;
this.height = height;
return this;
}
/**
* Builder-style way to set the preferred location for the frame
*
* @param x the x position on screen
* @param y the y position on screen
* @return The JFrameContextView
*/
public JFrameContextView located(final int x, final int y) {
this.x = x;
this.y = y;
return this;
}
public synchronized void show(String story, String scenario, String step) {
if (frame == null) {
initialize();
}
label.setText(formatText(story, scenario, step));
try {
TimeUnit.MILLISECONDS.sleep(pauseInMillis());
} catch (InterruptedException e) {
// continue
}
}
protected String formatText(String story, String scenario, String step) {
return format(labelTemplate(), (story != null ? escapeHtml(story) : ""), (scenario != null ? escapeHtml(scenario) : ""), escapeHtml(step));
}
protected String labelTemplate() {
return "<html><h3>{0}</h3><h4>{1}</h4><p>{2}</p></html>";
}
protected long pauseInMillis() {
return 250;
}
public synchronized void close() {
if (frame != null) {
frame.setVisible(false);
frame.dispose();
frame = null;
label = null;
}
}
protected void initialize() {
frame = new JFrame();
label = new JLabel();
frame.setAlwaysOnTop(true);
frame.setSize(width, height);
frame.setLocation(x, y);
frame.setUndecorated(true);
JPanel panel = new JPanel();
frame.setContentPane(panel);
panel.setLayout(new BorderLayout());
label.setBorder(new EmptyBorder(3, 3, 3, 3));
panel.add(label, BorderLayout.CENTER);
MouseInputAdapter mia = new MouseInputAdapter() {
private Point mousePressedScreenCoords;
private Point mousePressedCompCoords;
public void mouseReleased(MouseEvent e) {
mousePressedScreenCoords = null;
mousePressedCompCoords = null;
}
public void mousePressed(MouseEvent e) {
mousePressedScreenCoords = e.getLocationOnScreen();
mousePressedCompCoords = e.getPoint();
}
public void mouseDragged(MouseEvent e) {
Point currCoords = e.getLocationOnScreen();
x = mousePressedScreenCoords.x
+ (currCoords.x - mousePressedScreenCoords.x)
- mousePressedCompCoords.x;
y = mousePressedScreenCoords.y
+ (currCoords.y - mousePressedScreenCoords.y)
- mousePressedCompCoords.y;
frame.setLocation(x, y);
}
};
frame.addMouseListener(mia);
frame.addMouseMotionListener(mia);
frame.setVisible(true);
}
}