From 40bd4b8d08c9022848c9b7c606f7798f35f367e7 Mon Sep 17 00:00:00 2001
From: Mike <mike@mikera.net>
Date: Sat, 19 Aug 2023 11:48:43 +0100
Subject: [PATCH] Add right click copy and paste menu

---
 .../convex/gui/components/RightCopyMenu.java  | 62 +++++++++++++++++++
 .../gui/manager/windows/peer/REPLPanel.java   |  3 +
 2 files changed, 65 insertions(+)
 create mode 100644 convex-gui/src/main/java/convex/gui/components/RightCopyMenu.java

diff --git a/convex-gui/src/main/java/convex/gui/components/RightCopyMenu.java b/convex-gui/src/main/java/convex/gui/components/RightCopyMenu.java
new file mode 100644
index 000000000..fe825bb70
--- /dev/null
+++ b/convex-gui/src/main/java/convex/gui/components/RightCopyMenu.java
@@ -0,0 +1,62 @@
+package convex.gui.components;
+
+import java.awt.Component;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+
+import javax.swing.JMenuItem;
+import javax.swing.JPopupMenu;
+import javax.swing.text.JTextComponent;
+
+@SuppressWarnings("serial") 
+public class RightCopyMenu extends JPopupMenu implements ActionListener {
+
+	JMenuItem copyMenuItem = new JMenuItem("Copy");
+	JMenuItem cutMenuItem = new JMenuItem("Cut");
+    JMenuItem pasteMenuItem = new JMenuItem("Paste");
+    
+	public RightCopyMenu(Component invoker) {
+		copyMenuItem.addActionListener(this);
+		cutMenuItem.addActionListener(this);
+		pasteMenuItem.addActionListener(this);
+	        
+		add(copyMenuItem);
+		add(cutMenuItem);
+		add(pasteMenuItem);
+		
+		setInvoker(invoker);
+	}
+	
+	public static void addTo(JTextComponent tf) {
+		tf.addMouseListener(new MouseAdapter() {
+			public void mousePressed(MouseEvent e) {
+                switch(e.getButton()) {
+                    case MouseEvent.BUTTON3: {
+                    	Component comp=e.getComponent();
+                    	RightCopyMenu menu=new RightCopyMenu(comp);
+                        menu.show(comp, e.getX(), e.getY());
+                        break;
+                    }
+                }
+            }			
+		});
+	}
+
+	@Override
+	public void actionPerformed(ActionEvent e) {
+	     Object source = e.getSource();
+	     Component invoker=getInvoker();
+	     if (invoker instanceof JTextComponent) {
+	    	 JTextComponent tf = (JTextComponent)invoker;
+	    	 if (source == cutMenuItem) {
+	    		 tf.cut();
+	    	 } else if (source == copyMenuItem) {
+	    		 tf.copy();
+	    	 } else if (source == pasteMenuItem) {
+	    		 tf.paste();
+	    	 }		
+	     }
+	}
+}
diff --git a/convex-gui/src/main/java/convex/gui/manager/windows/peer/REPLPanel.java b/convex-gui/src/main/java/convex/gui/manager/windows/peer/REPLPanel.java
index 594dde0d1..ed054e221 100644
--- a/convex-gui/src/main/java/convex/gui/manager/windows/peer/REPLPanel.java
+++ b/convex-gui/src/main/java/convex/gui/manager/windows/peer/REPLPanel.java
@@ -40,6 +40,7 @@
 import convex.core.transactions.Invoke;
 import convex.gui.components.AccountChooserPanel;
 import convex.gui.components.ActionPanel;
+import convex.gui.components.RightCopyMenu;
 
 @SuppressWarnings("serial")
 public class REPLPanel extends JPanel {
@@ -112,6 +113,7 @@ public REPLPanel(Convex convex) {
 		outputArea.setEditable(false);
 		outputArea.setLineWrap(true);
 		outputArea.setFont(new Font("Monospaced", Font.PLAIN, 16));
+		RightCopyMenu.addTo(outputArea);
 		//outputArea.setForeground(Color.GREEN);
 		//DefaultCaret caret = (DefaultCaret)(outputArea.getCaret());
 		//caret.setUpdatePolicy(DefaultCaret.ALWAYS_UPDATE);
@@ -122,6 +124,7 @@ public REPLPanel(Convex convex) {
 		inputArea.setFont(new Font("Monospaced", Font.PLAIN, 20));
 		inputArea.getDocument().addDocumentListener(inputListener);
 		inputArea.addKeyListener(inputListener);
+		RightCopyMenu.addTo(inputArea);
 		//inputArea.setForeground(Color.GREEN);
 
 		splitPane.setRightComponent(new JScrollPane(inputArea));