Analysis of information sources in references of the Wikipedia article "Model–view–controller" in English language version.
In WebObjects, a model establishes and maintains a correspondence between an enterprise object class and data stored in a relational database.
View objects represent things visible on the user interface (windows, for example, or buttons).
View objects tend to be very reusable and so provide consistency between applications.
Acting as a mediator between Model objects and View objects in an application is a Controller object.
More deeply, the framework exists to separate the representation of information from user interaction.
The model can be any object without restriction.
The view is responsible for providing a visual representation of the object.
[MVC] permits views to be used as parts for assembly into larger units; new kinds of views can be constructed using existing views as subviews.
...the view knows explicitly about the model and the controller.
The controller is responsible for interfacing between the user and the model/view. It interprets keyboard characters along with mouse movements and clicking.
Generally, each model maps to a single database table.
A template contains the static parts of the desired HTML output as well as some special syntax describing how dynamic content will be inserted.
In Django, a 'view' describes which data is presented, but a view normally delegates to a template, which describes how the data is presented.
This will create a Product model, mapped to a products table at the database.Action View templates are written using embedded Ruby in tags mingled with HTML.
Typically, the views share their name with the associated controller action...
In Rails, web requests are handled by action controller and action view. Typically, action controller is concerned with communicating with the database and performing CRUD actions where necessary. Action View is then responsible for compiling the response.
Typically, the views share their name with the associated controller action...
More deeply, the framework exists to separate the representation of information from user interaction.