how to abort QJSEngine evaluation

Question

If evaluate some script that has infinite loop, how to abort the evaluation process.

for example: evaluate some buggy JS in back thread:

QJSEngine engine;

void threadproc() {
    engine.evaluate("while(1){}");
}

How to give user a choice to abort the evaluate in main(GUI) thread.

Answer 1

Introduced in Qt 5.14 are new QJSEngine methods to help abort infinite running executions:

• https://doc.qt.io/qt-5/qjsengine.html#isInterrupted
• https://doc.qt.io/qt-5/qjsengine.html#setInterrupted