C++ Programming By Example - Reacting to User Input

C++ Programming By Example - Reacting to User Input

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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The video tutorial explains how to handle user mouse inputs in a QGIS application. It covers the documentation for mouse events, specifically focusing on mouse press, move, and release events. The tutorial demonstrates how to implement these events in Visual Studio, test them, and understand the coordinate system. It also prepares for drawing on the widget by setting up a boolean flag to ensure drawing occurs only when the mouse is pressed.

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3 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

In what way does the video suggest printing information during mouse events?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What changes are made to the mouse move event implementation in the video?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

How does the application differentiate between mouse click events and mouse hover events?

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OFF