Event-driven programming refers to the programming technique where the flow of the program is driven by recognition and handling of events such as mouse clicks, key presses, etc.
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How QT Framework handles Events Coming from OS?
When we call QApplication::exec() at the end of our main() function, the application enters Qt's event loop. Conceptually, the event loop looks like this:
while (!exit_was_called) {
while ...
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5answers
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Can PHP handle mouse events? [closed]
I'm a newbie in php and i want to know if php can handle mouse events such as upon mouseCicked, mouseDoubleClicked, mouseMoved, mouseHovered etc..
And can events like button click , like displaying ...
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2answers
233 views
Am I doing events right?
My problem is with JavaScript in the browser but I guess it could apply to any event-driven environment.
I have coded up a widget in my app. The widget allows a user to select an item using 3 ...
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1answer
90 views
Assessing Relative Maintainability
We (a contractor, actually) are implementing an off the shelf system to replace a legacy homegrown system for the core domain of the company (designing widgets). Unfortunately both systems will have ...
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0answers
82 views
Push-Based Events in a Services Oriented Architecture
I have come to a point, in building a services oriented architecture (on top of Thrift), that I need to expose events and allow listeners.
My initial thought was, "create an EventService" to handle ...
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votes
2answers
169 views
How to detect achievements in gaming?
I mistakenly posted this to stackoverflow and now posting here based on a suggestion in on that site ...
This is a very high level conceptual question. Say in a software application I have 4 ...
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3answers
214 views
Do all programs run in a loop? [closed]
I was wondering whether all programs run in a Loop, checking for variable changes then acting upon said changes followed by another Loop. Or do they run in a While statement, waiting for a variable to ...
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2answers
115 views
Where is interface between button click and event raising defined
When I click on button, might be in windows apps, web apps, etc it has some animation to actually see it clicked and event is raised in background. I've knowledge of events and its attaching to button ...
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1answer
109 views
In an event-driven environment, how should a “cancel” function abort all further events?
In my iOS app, things are mostly driven by events.
The user presses a button
The app listens for an external device to be connected to the iOS device
Once the device is detected (is connected), an ...
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1answer
81 views
Automation Approaches: Events/Triggers/Cron [closed]
It has been my experience, when building websites, that most of the logic of a system is executed when user input is accepted, be it via POSTs, GETs etc. I would like to know what processes or ...
2
votes
3answers
162 views
How to document events?
Code documentation is usually related to a piece of code, be it small (method-level) or larger (class- or namespace-level). However, it is always about the inputs and the outputs of that piece of ...
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2answers
721 views
Event Driven Programming: A sequence of unfortunate events
I have a very basic game loop whose primary purpose is to check for updates & changes to a list.
I have contemplated using event driven programming to replace the game loop/list idea with an ...
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1answer
4k views
What is the difference between routed events and attached events?
I am just going through the WPF concepts I came across these routed events, dependency properties and attached events.
What are the concepts behind them and why are they called instead of .NET ...
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1answer
137 views
Application protocols and state machines: designing a complicated server
I'm designing and prototyping a server that has the following characteristics:
during the daemon's initialization it spawns nine "manager" servers, each of which solves one part of the overall ...
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0answers
182 views
Are both the EventAggregator used by ViewModel and Domain Event used by Model the same thing?
My initial doubt was should the Model classes in an MVVM use the EventAggregator or the traditional delegates in C# for events. I searched around and read about the Domain Events. It seems to me that ...
