Prevent all copying from the hints/solution area

alexmojaki · alexmojaki · commit fde1384d2617 · 2020-09-19T14:02:51.000+02:00
diff --git a/frontend/src/Hints.js b/frontend/src/Hints.js
@@ -8,7 +8,12 @@ export const HintsPopup = ({hints, numHints, requestingSolution, solution}) => {
     return null;
   }
   return (
-    <div className="custom-popup">
+    <div className="custom-popup"
+         onCopy={(event) => {
+           alert("Copying from the hints/solution area is not allowed!");
+           event.preventDefault();
+         }}
+    >
       <Popup
         trigger={<img src={hintIcon} className="hint-icon" alt="Hint button"/>}
       >

Original file line number	Diff line number	Diff line change
`@@ -8,7 +8,12 @@ export const HintsPopup = ({hints, numHints, requestingSolution, solution}) => {`
`8`	`8`	`return null;`
`9`	`9`	`}`
`10`	`10`	`return (`
`11`		`- <div className="custom-popup">`
	`11`	`+ <div className="custom-popup"`
	`12`	`+ onCopy={(event) => {`
	`13`	`+ alert("Copying from the hints/solution area is not allowed!");`
	`14`	`+ event.preventDefault();`
	`15`	`+ }}`
	`16`	`+ >`
`12`	`17`	`<Popup`
`13`	`18`	`trigger={<img src={hintIcon} className="hint-icon" alt="Hint button"/>}`
`14`	`19`	`>`