From 8cb117e0f5008dc491b4bef7db762bc23f777c2b Mon Sep 17 00:00:00 2001
From: Dave Pagurek <davepagurek@gmail.com>
Date: Wed, 5 Jul 2023 07:15:43 -0400
Subject: [PATCH] Ask to disable printing when print() called with no arguments

---
 src/core/environment.js | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/core/environment.js b/src/core/environment.js
index 16971c0b79..34442423b3 100644
--- a/src/core/environment.js
+++ b/src/core/environment.js
@@ -16,6 +16,7 @@ p5.prototype._lastFrameTime = window.performance.now();
 p5.prototype._targetFrameRate = 60;
 
 const _windowPrint = window.print;
+let windowPrintDisabled = false;
 
 /**
  * The <a href="#/p5/print">print()</a> function writes to the console area of
@@ -43,7 +44,16 @@ const _windowPrint = window.print;
  */
 p5.prototype.print = function(...args) {
   if (!args.length) {
-    _windowPrint();
+    if (!windowPrintDisabled) {
+      _windowPrint();
+      if (
+        window.confirm(
+          'You just tried to print the webpage. Do you want to prevent this from running again?'
+        )
+      ) {
+        windowPrintDisabled = true;
+      }
+    }
   } else {
     console.log(...args);
   }