What is the difference between user controls and custom controls?
CustomControl is a loosely coupled control w.r.t code and UI while UserControl is a tightly coupled control w.r.t code and UI. When using CustomControl UI can be changed in different projects but for a UserControl UI is fixed and can’t have different looks in different project.
What is the difference between user control and Windows Form?
User controls are a way of making a custom, reusable component. A user control can contain other controls but must be hosted by a form. Windows forms are the container for controls, including user controls. While it contains many similar attributes as a user control, it’s primary purpose is to host controls.
What is the difference between custom control and user control in C#?
The main difference between them- User Control is a page file with extension . ascx which can only be used within a single application or project But custom controls are assemblies(dll files) that can be used in multiple applications.
What is user control in Winforms?
A UserControl is a collection of controls placed together to be used in a certain way. For example you can place a GroupBox that contains Textbox’s, Checkboxes, etc. This is useful when you have to place the same group of controls on/in multiple forms or tabs.
Why would you use custom controls?
Controls are useful when you’re developing complex applications because you can avoid code duplication. Because custom controls are objects, you can use the typical features offered by OOP. You can start from scratch with your own control, or use an existing control and enrich it.
What is the purpose of user control?
The purpose of a UserControl is to group a set of controls into one, reusable component. They cannot be styled or templated. The purpose of a Custom Control is to extend an existing control, or to create a brand new control.
What is user custom control?
Custom control is a generic term that also includes user controls. User control in ASP.NET is created using ASP.NET code and is reused in other Web pages, whereas user control in the context of Windows Forms implies a composite control with a consistent user interface (UI) and behavior within or across applications.
What are different types of user controls?
Types of User Controls
- Independent user controls: they are the simpler type and they do not interact with the other code on the form.
- Integrated user controls: they are the more complex type and they interact with the other page code.
What is user control?
User controls are containers into which you can put markup and Web server controls. You can then treat the user control as a unit and define properties and methods for it. Custom controls. A custom control is a class that you write that derives from Control or WebControl.
What is the difference between user control and custom control in WPF?
When you have a rapid and fixed content in your UI, use UserControl . When you want to separate some basic functionality of your main view to some smaller pieces with reusability, use UserControl . When you want to use your control in different projects and each project may want to change the look, use CustomControl .