In computing a graphical user interface (GUI, sometimes pronounced gooey) is a type of user interface that allows users to interact with electronic devices with images rather than text commands. GUIs can be used in computers, hand-held devices such as MP3 players, portable media players or gaming ...

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31 views

Why Does JavaFX's GridPane Attach Properties of the Layout to the Components?

I am currently learning JavaFX and I came across a very strange API for laying out GUI components. It is perhaps best explained by it's javadoc: To use the GridPane, an application needs to set ...
2
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1answer
78 views

Possible DRY with Pausing Mechanism

Background I am currently working on the architecture for a future software design. The design is one long running task (hours-long) with thousands of sequential calls to various libraries. I ...
3
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1answer
62 views

GUI Testing With Network

I am doing GUI tests for my network application and I'm wondering if I should stub out mock responses, or if it's OK to keep using the network for the GUI tests. It seems to me the main benefits of ...
4
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2answers
114 views

If I create a desktop application using Tkinter, PyGTK or PyGame does my app have to be open source?

I intent to start learning desktop gui programming, so I've been looking to Python and it's Tkinter, PyGTK and PyGame. But I want to make proprietary software, so I'm concerned because of the licences ...
2
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0answers
56 views

Visual interpolations: independent or linked to object?

I have a class that I use to render GUI elements on the screen, this class has a tree structure (with children, parent, and siblings). I created an additional class which allows me to interpolate some ...
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0answers
54 views

Using events and event subscribers to create windows in a desktop application

I should probably open this by saying I do mostly Web applications at work, which obviously have some major differences from typical desktop stuff. I had a small Windows Forms program I'd made for ...
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0answers
53 views

Universal Modules GUI Design

PROBLEM: GUI built above database entities usually consist of creator window (pane etc.), editor window, maybe grid or other view window. To represent an entity for user it usually requires building ...
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1answer
60 views

Accessing information between GUIs in Java

I'm fairly new to Java and GUIs and am trying to work on a side project. I'm finding that as I continue to make more and more GUIs within eachother, I am continuously needing to access information ...
2
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2answers
109 views

Managing widgets in a simple GUI framework

So, I'm still working on my small GUI "library". (C++ with boost) The goal is to provide a simple solution for small SPI displays, using a Raspberry or some embedded board. Thus, I ended up having a ...
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4answers
291 views

Best strategy for reporting progress to the UI - how should the callback happen?

Sometimes the user starts an extended technical operation that takes a while to execute. In these cases, it's usually nice to display some kind of progress bar, along with information about which task ...
1
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1answer
135 views

How to document GUI screens transitions of a complex application

There is an application based on multiple screen model with pretty complex net of transitions between these screens. It has some similarities to a web page or Football Manager like games. Its main ...
2
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3answers
85 views

A pattern to find out if data in a dialog-window was modified by the user?

I think about if there is a pattern or another intelligent solution for that problem. I am searching for a more generalized and reusable solution. I load an existing and still persistent row/object ...
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1answer
601 views

develop crossplatform GUI based DESKTOP application with HTML5/CSS [closed]

I'm experienced wed developer doing stuff for web for a several years. But now my customer need to build crossplatform ETL tool which he want to ship to his clients. And will be much easier if it will ...
2
votes
2answers
253 views

What is the role of the public folder in MVC web applications? [closed]

Must all the controllers, models and views be placed in the private folders? If so, what are the roles of the public folder? What are the correct terminologies for such roles in computer science? How ...
1
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1answer
84 views

What are potential problems when write business logic code in GUI as MVVM pattern

Currently, I'm implementing MVVM pattern for a WPF application but not 100% no code behind, sometimes I put some business logic code into GUI and so what are potential problems for this? Thanks
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1answer
495 views

Is hardware accelerated GUI data kept on the GPU

I am doing some research as to how most hardware accelerated GUI libraries work. I am actually only care about the rendering backends of them here. I am trying to figure out what would be the best way ...
0
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1answer
55 views

What is a receiver in SWT (or GUI programming in general)?

I see this notation used throughout documentation and discussions on SWT, but I've yet to see it actually defined. The comment on Stack Overflow by MarsAtomic makes me think it is just the object that ...
3
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1answer
84 views

GUI functional acceptance tests, making them less brittle / obstacle to further development

(Background - skip to bold statement for the crux) I'm working through the book "Growing Object-Oriented Software, Guided by Tests" by Freeman & Pryce, while applying it to a project I'm ...
1
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1answer
150 views

Separate GUI for clients

I am writing a game in which I have a Java server/client system set up. Everything is working great, but I reached a slight problem. I have set up a basic health system, and a GUI to go with it (for ...
2
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1answer
75 views

How to provide a good User Experience with a slower app

I am working on an embedded application that has a web server as a GUI. The webserver supports what you would expect, and I am using javascript to request data from the application and supply it to ...
0
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1answer
42 views

Accessing data in widget

Background I started to get involved in a project written in python and wxPython (for the GUI). My task is to debug and add a few features to the GUI. The widgets are organised mainly with sizers, ...
1
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0answers
48 views

Approach for interruptible transition animations

I found it's very complex to manage transitional animations. For example, when changes to a model get reverted before the animations have completed, the animations for previous changes should stop and ...
2
votes
1answer
53 views

Development approach for GUI application sharing on X

I'm curious about developing a simple system for GUI application sharing between users on a single computer, which uses Xorg (or perhaps any modern form of X11 display). I'd like user Alice to be able ...
0
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1answer
352 views

Architecture for my Java application [closed]

I try to create small Java tools to help me at my work every now and then. Usually these do not have to be pretty and I find myself coding a single, sometimes massive, Java class. However, now my plan ...
1
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1answer
197 views

Does Separation of Concerns applies to GUI components?

In an application I developed with C#, I use a webbrowser control, it should navigate to some websites, then I would like to extract some contents from the webpages. I do it by manipulation of DOM and ...
1
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1answer
118 views

GUI concept for a reactive, asynchronous graphical editor

I think I could describe this problem in an abstract way, but I suppose it will be easier to understand when I describe it in a real world environment. The Problem Imagine a graphical editor where ...
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2answers
113 views

How to add cases to large legacy code base project? [duplicate]

There is a legacy project full of C++ code. As a MFC GUI project, it contains lots of businesses logic out of control and beyond average level programmer to understand. To work on such GUI project, is ...
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0answers
78 views

Designing an Action abstract class with GUI

I have an Action class, where an Action can do a range of things, including: Performing a sequential list of other actions Performing an action if a condition is true Allowing the user to pick ...
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2answers
1k views

Is there some sort of systematic strategy for designing and implementing GUIs?

I am using Visual Studio to create a GUI application in C#. The Toolbox serves as a nifty component palette that allows me to easily drag and drop buttons and other elements (for clarity I'll say ...
3
votes
3answers
180 views

What is the correct Object Design/Architecture for the following scenario?

I am developing some custom controls in an Object Oriented language (using Swift/Cocoa but this is a technology agnostic question). In particular, I have a horizontal and vertical set of buttons that ...
3
votes
2answers
493 views

local communications between two apps

To make a platform-independent program in C++ I want to separate the GUI (separate for each OS, using native libraries/APIs) and the actual program. Obviously those two need to communicate with each ...
5
votes
5answers
999 views

Algorithm for a UI showing X percentage sliders whose linked values always total 100%

A system I'm building includes a set of UI sliders (the number varies) each with a scale of 0-100. By slider I mean a UI where you grab an element and drag it up and down, like a volume control. They ...
2
votes
1answer
195 views

Drawing a custom rendered control in Windows - resizing

Some background: in order to learn GUI programming and drawing in Windows I'm starting to create my own GUI toolkit in Windows (so this is a didactic exercise, please don't suggest "use Qt" or "use ...
0
votes
1answer
200 views

How does a clicked event work at a low level?

Specifically in regard to a drag and drop operation, how does a button, text box or whatever know that it has been clicked (or vice versa how does the display manager know what it clicked). I read ...
7
votes
1answer
4k views

Reactive programming vs MVVM pattern for managing GUI updates

Reactive programming and MVVM are two approaches that can address the problem of separating the domain layer from the UI. MVVM does this by defining a viewmodel, which is a data structure mapped to ...
1
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2answers
132 views

UI Applications and operations in background threads

I am not really sure about what is the best way to deal with operations executed in background threads in an application I am writing. I am writing it in C# and I am following the MVVM design ...
1
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1answer
137 views

Clarification about MVC Design pattern

I've been reading up on MVC and I had a doubt. The example where the Model, View and Controller are all individual classes whose objects are created and used to deploy the application in another ...
0
votes
0answers
250 views

What is a good way to structure my UI classes?

So, I have a program which has a swing GUI. (Java - duh!) I really, really don't think the way I'm structuring my classes now is good, so I am reorganizing from the ground up to follow best practices. ...
1
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0answers
40 views

Proper program design for submitting a form

I have been stuck wondering what the best solution to the problem below: I am developing a form like GUI with quite a few places for input. Currently, I am storing each UI element in an ArrayList ...
-1
votes
2answers
549 views

Where and how to reference composite MVP components?

I am learning about the MVP (Model-View-Presenter) Passive View flavour of MVC. I intend to expose events from view interfaces rather than using the observer pattern to remove explicit coupling with ...
2
votes
1answer
479 views

GUI code implementation for specific Window/Form class

Terminology Element/Form Element -> Fields such as text list, combo_boxes, push buttons, etc. Problem I have a program that is basically a fat client that interfaces into a system that keeps track ...
3
votes
4answers
575 views

Is it possible to have a single code base for a desktop GUI and a web application?

The required user interface is fairly simple; basically, two tables that "interact with each other", e.g. certain rows in one table get highlighted when a row in the other is clicked, plus maybe a ...
1
vote
2answers
347 views

The destination of cout messages in a GUI program

I've been building some classes and functions in a static library which has the familiar printing of text messages to stdout: cout << "Hello World!" << endl; I've been developing this ...
0
votes
1answer
134 views

Are sequence designs appropriate for GUI button design?

Specifically, I have numerous buttons that will be changing color based on state information from operator input and input from various subcomponents and sensors. I would like to use UML or some ...
2
votes
2answers
223 views

MVC design pattern. Overloading controller responsibilities

I'm developing a desktop application with a GUI. To do so, I'm using the MVC design pattern for the GUI part. For now the application consists of a single window (view) with one controller ...
0
votes
2answers
250 views

Is it good style to store view data inside the model?

I'm using a variant of the MVC pattern. In my GUI code, often the need arises to synchronize "view data" (e.g., selected item) between different views. For example, let's imagine a vector drawing ...
0
votes
2answers
254 views

Is there a way to not use the Observer pattern when creating GUI systems?

In Java, the Swing library implements the Observer/Subscriber-Publisher design pattern to design the way the program responds to events on the GUI (button clicks, etc). The programmer registers ...
1
vote
3answers
362 views

Automated GUI tests take too long because of doing same steps before the “main test action” can proceed

We are developing a desktop application and I am responsible for GUI testing. Currently we have around 500 tests which take 8 hours to complete. The tests are testing almost every button/menu/field ...
5
votes
2answers
366 views

UI design for changing multiple records at once

I have a desktop application where the user has tabular views on some data records. Now we got the requirement to let the user select multiple of these records at the same time and let the him edit ...
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votes
2answers
2k views

C#/C++ GUI development without drag and drop? [closed]

I'm currently programming Java, I have played around with C++ before, but I have never touched GUI as I feel "cheat-like" when using its drag and drop system. I feel good and enjoy programming my own ...