Event Handling in GTKmm4: Timers and File Management

This lecture covers the implementation of interactive graphical programs using GTKmm4, focusing on keyboard events, timers, and file management. The instructor begins by discussing the importance of keyboard events in controlling simulations, emphasizing the need for efficient event handling rather than relying solely on button clicks. The lecture introduces the concept of timers, which can trigger events at regular intervals, allowing for automatic updates in simulations. The instructor explains how to manage the state of the simulation using boolean attributes and how to respond to keyboard inputs to start, stop, or step through the simulation. Additionally, the lecture demonstrates how to implement file management features, including opening and saving files through a pop-up dialog. The code examples provided illustrate the integration of these functionalities, showcasing how to create a responsive and user-friendly interface. Overall, this lecture equips students with the necessary tools to enhance their interactive applications using GTKmm4.