Implementing a closing button for game pane tabs #17

Merged
CyB3RC0nN0R merged 3 commits from f/close_tabs into master 2019-12-11 21:26:39 +01:00
2 changed files with 107 additions and 7 deletions

View File

@ -0,0 +1,99 @@
package dev.kske.chess.ui;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTabbedPane;
import javax.swing.plaf.basic.BasicButtonUI;
/**
* Project: <strong>Chess</strong><br>
* File: <strong>GameTabComponent.java</strong><br>
* Created: <strong>11 Dec 2019</strong><br>
*
* @author Kai S. K. Engelbart
*/
public class GameTabComponent extends JPanel {
private final JTabbedPane tabbedPane;
private static final long serialVersionUID = 9022979950018125935L;
public GameTabComponent(JTabbedPane tabbedPane) {
super(new FlowLayout(FlowLayout.LEFT, 0, 0));
if (tabbedPane == null) throw new NullPointerException("TabbedPane is null");
this.tabbedPane = tabbedPane;
// Create title JLabel
JLabel label = new JLabel() {
private static final long serialVersionUID = 7902391411509551586L;
@Override
public String getText() {
int i = tabbedPane.indexOfTabComponent(GameTabComponent.this);
return i != -1 ? tabbedPane.getTitleAt(i) : "";
}
};
label.setBorder(BorderFactory.createEmptyBorder(0, 0, 0, 5));
add(label);
// Create close JButton
add(new TabButton());
setBorder(BorderFactory.createEmptyBorder(2, 0, 0, 0));
}
private class TabButton extends JButton {
private static final long serialVersionUID = -2757857832337636731L;
public TabButton() {
final int size = 17;
setPreferredSize(new Dimension(size, size));
setToolTipText("Close this tab");
setUI(new BasicButtonUI());
setContentAreaFilled(false);
setFocusable(false);
setBorder(BorderFactory.createEtchedBorder());
setBorderPainted(false);
addMouseListener(new MouseAdapter() {
@Override
public void mouseEntered(MouseEvent evt) { setBorderPainted(true); }
@Override
public void mouseExited(MouseEvent evt) { setBorderPainted(false); }
});
setRolloverEnabled(true);
addActionListener((evt) -> { int i = tabbedPane.indexOfTabComponent(GameTabComponent.this); if (i != -1) tabbedPane.remove(i); });
}
@Override
public void updateUI() {}
@Override
public void paintComponent(Graphics g) {
super.paintComponent(g);
Graphics2D g2 = (Graphics2D) g.create();
// shift the image for pressed buttons
if (getModel().isPressed()) { g2.translate(1, 1); }
g2.setStroke(new BasicStroke(2));
g2.setColor(Color.BLACK);
if (getModel().isRollover()) { g2.setColor(Color.MAGENTA); }
final int delta = 6;
g2.drawLine(delta, delta, getWidth() - delta - 1, getHeight() - delta - 1);
g2.drawLine(getWidth() - delta - 1, delta, delta, getHeight() - delta - 1);
g2.dispose();
}
}
}

View File

@ -26,7 +26,7 @@ import dev.kske.chess.pgn.PGNGame;
* Project: <strong>Chess</strong><br> * Project: <strong>Chess</strong><br>
* File: <strong>MainWindow.java</strong><br> * File: <strong>MainWindow.java</strong><br>
* Created: <strong>01.07.2019</strong><br> * Created: <strong>01.07.2019</strong><br>
* *
* @since Chess v0.1-alpha * @since Chess v0.1-alpha
* @author Kai S. K. Engelbart * @author Kai S. K. Engelbart
*/ */
@ -88,21 +88,22 @@ public class MainWindow extends JFrame {
/** /**
* Creates a new {@link GamePane}, adds it to the tabbed pane and opens it. * Creates a new {@link GamePane}, adds it to the tabbed pane and opens it.
* The new tab has the title {@code Game n} where {@code n} is its number. * The new tab has the title {@code Game n} where {@code n} is its number.
* *
* @return The new {@link GamePane} * @return The new {@link GamePane}
*/ */
public GamePane addGamePane() { return addGamePane("Game " + (tabbedPane.getComponentCount() + 1)); } public GamePane addGamePane() { return addGamePane("Game " + (tabbedPane.getTabCount() + 1)); }
/** /**
* Creates a new {@link GamePane}, adds it to the tabbed pane and opens it. * Creates a new {@link GamePane}, adds it to the tabbed pane and opens it.
* *
* @param title The title of the {@link GamePane} * @param title The title of the {@link GamePane}
* @return The new {@link GamePane} * @return The new {@link GamePane}
*/ */
public GamePane addGamePane(String title) { public GamePane addGamePane(String title) {
GamePane gamePane = new GamePane(); GamePane gamePane = new GamePane();
tabbedPane.add(title, gamePane); tabbedPane.add(title, gamePane);
tabbedPane.setSelectedIndex(tabbedPane.getComponentCount() - 1); tabbedPane.setTabComponentAt(tabbedPane.getTabCount() - 1, new GameTabComponent(tabbedPane));
tabbedPane.setSelectedIndex(tabbedPane.getTabCount() - 1);
return gamePane; return gamePane;
} }
@ -119,14 +120,14 @@ public class MainWindow extends JFrame {
/** /**
* Removes a {@link GamePane} form the tabbed pane. * Removes a {@link GamePane} form the tabbed pane.
* *
* @param index The index of the {@link GamePane} to remove * @param index The index of the {@link GamePane} to remove
*/ */
public void removeGamePane(int index) { tabbedPane.remove(index); } public void removeGamePane(int index) { tabbedPane.remove(index); }
/** /**
* Loads a game file (FEN or PGN) and adds it to a new {@link GamePane}. * Loads a game file (FEN or PGN) and adds it to a new {@link GamePane}.
* *
* @param files the files to load the game from * @param files the files to load the game from
*/ */
public void loadFiles(List<File> files) { public void loadFiles(List<File> files) {