Support editing of instance name (closes #7417)

java_console/ui/src/main/java/com/rusefi/ui/basic/BasicUpdaterPanel.java

@@ -15,7 +15,7 @@ import org.putgemin.VerticalFlowLayout;
 
 import javax.swing.*;
 import java.awt.*;
-import java.awt.event.ActionEvent;
+import java.awt.event.*;
 import java.util.List;
 import java.util.Optional;
 import java.util.Set;
@@ -83,8 +83,10 @@ public class BasicUpdaterPanel extends JPanel {
 
         super.add(new HorizontalLine());
         JLabel logoLabel = LogoHelper.createLogoLabel();
-        if (logoLabel != null)
+        if (logoLabel != null) {
+            logoLabel.setComponentPopupMenu(new LogoLabelPopupMenu());
             super.add(logoLabel);
+        }
         if (showUrlLabel)
             super.add(LogoHelper.createUrlLabel());
 

java_console/ui/src/main/java/com/rusefi/ui/basic/InstanceNameEditor.java

@@ -0,0 +1,113 @@
+package com.rusefi.ui.basic;
+
+import com.rusefi.core.preferences.storage.PersistentConfiguration;
+
+import javax.swing.*;
+import javax.swing.event.AncestorEvent;
+import javax.swing.event.AncestorListener;
+import javax.swing.text.AttributeSet;
+import javax.swing.text.BadLocationException;
+import javax.swing.text.PlainDocument;
+
+import java.awt.*;
+
+import static com.rusefi.core.preferences.storage.PersistentConfiguration.getConfig;
+
+public class InstanceNameEditor {
+    private static final String INSTANCE_NAME = "INSTANCE_NAME";
+
+    private InstanceNameEditor() {}
+
+    public static final InstanceNameEditor INSTANCE = new InstanceNameEditor();
+
+    public void editInstanceName(final Component parentComponent) {
+        final InstanceNameTextField instanceNameField = new InstanceNameTextField(loadInstanceName());
+        instanceNameField.addAncestorListener(new RequestFocusListener());
+
+        final int response = JOptionPane.showOptionDialog(
+            parentComponent,
+            new Object[] {
+                "Instance name:",
+                instanceNameField,
+                "up to 64 latin letters, digits, spaces and tabs are allowed"
+            },
+            "Edit instance name",
+            JOptionPane.OK_CANCEL_OPTION,
+            JOptionPane.PLAIN_MESSAGE,
+            null,
+            null,
+            null
+        );
+        if (response == JOptionPane.OK_OPTION) {
+            saveInstanceName(instanceNameField.getText());
+        }
+    }
+
+    private String loadInstanceName() {
+        return getConfig().getRoot().getProperty(INSTANCE_NAME, "");
+    }
+
+    private static void saveInstanceName(final String newInstanceName) {
+        getConfig().getRoot().setProperty(INSTANCE_NAME, newInstanceName);
+        PersistentConfiguration.getConfig().save();
+    }
+
+    private static class InstanceNameTextField extends JTextField {
+        InstanceNameTextField(final String initialTextToDisplay) {
+            super(new InstanceNameDocument(), initialTextToDisplay, 0);
+        }
+
+        private static class InstanceNameDocument extends PlainDocument {
+            @Override
+            public void insertString(int offs, String str, AttributeSet a) throws BadLocationException {
+                super.insertString(offs, getAllowedStringToInsert(str), a);
+            }
+
+            private String getAllowedStringToInsert(final String originalString) {
+                final String filteredString = originalString.replaceAll("[^0-9a-zA-Z \t]+", "");
+                final int allowedLengthToInsert = MAX_LENGTH - getLength();
+                final String result = filteredString.substring(0, Math.min(allowedLengthToInsert, filteredString.length()));
+                if (!result.equals(originalString)) {
+                    java.awt.Toolkit.getDefaultToolkit().beep();
+                }
+                return result;
+            }
+
+            private static final int MAX_LENGTH = 64;
+        }
+    }
+
+    // The following class requests focus on a component (see https://tips4java.wordpress.com/2010/03/14/dialog-focus/
+    // and https://github.com/tips4java/tips4java/blob/main/source/RequestFocusListener.java for details)
+    private static class RequestFocusListener implements AncestorListener
+    {
+        private boolean removeListener;
+
+        public RequestFocusListener()
+        {
+            this(true);
+        }
+
+        public RequestFocusListener(boolean removeListener)
+        {
+            this.removeListener = removeListener;
+        }
+
+        @Override
+        public void ancestorAdded(final AncestorEvent e)
+        {
+            final JComponent component = e.getComponent();
+            component.requestFocusInWindow();
+
+            if (removeListener) {
+                component.removeAncestorListener(this);
+            }
+        }
+
+        @Override
+        public void ancestorMoved(final AncestorEvent e) {}
+
+        @Override
+        public void ancestorRemoved(final AncestorEvent e) {}
+    }
+}

java_console/ui/src/main/java/com/rusefi/ui/basic/LogoLabelPopupMenu.java

@@ -0,0 +1,14 @@
+package com.rusefi.ui.basic;
+
+import javax.swing.*;
+
+public class LogoLabelPopupMenu extends JPopupMenu {
+    public LogoLabelPopupMenu() {
+        super();
+        final JMenuItem instanceNameMenuItem = new JMenuItem("Instance name");
+        instanceNameMenuItem.addActionListener(
+            e -> InstanceNameEditor.INSTANCE.editInstanceName(instanceNameMenuItem)
+        );
+        add(instanceNameMenuItem);
+    }
+}