What Is a Display Window?

A window is a basic unit that an application sets in a graphical user interface to use data. Applications and data are integrated within the window. In the window, users can operate applications in the window to manage, generate and edit data. Menus and icons are usually set around the window, and data is placed in the center. The window interface refers to displaying the computer operation user interface in the form of a window.

The window interface refers to a computer operation user interface displayed in a window form, and is a common and common user interface. In the window, there is a title bar according to the content of various data / applications, which is generally placed at the top of the window, and there are maximized, minimized (hide the window, not eliminate data), the front, and indent (Only the title bar is displayed) and other action buttons can easily operate the window.

It is a general term for software and hardware parts in a computer system that enable users to communicate with the computer. The user interface is also called a user interface or a man-machine interface. The hardware part of the user interface includes an input device for the user to input data or commands into the computer, and an output device that is output by the computer for the user to observe or process. The software portion of the user interface includes protocols, conventions, manipulation commands, and processing software for the user and the computer to communicate with each other. Common input and output devices are keyboard, mouse, monitor, printer, etc. Common human-machine communication methods include command language, options, table filling and direct manipulation, etc. ^[1]

Before using Windows, you must first understand the composition of its windows, that is, understand the elements that make up a window. Figure 1 shows a typical window of Windows XP, which includes the following elements:

(1) Title bar and window title. The title bar is a horizontal bar on the top line of the window, which contains the window title, which is the window name, such as "My Computer"

Window interface window status

When the user double-clicks icon A to open the corresponding window A, the window is activated. At this point, the user can see all the elements in window A, and the title bar of the window is highlighted blue. The activated window application runs in the foreground, and it can receive information typed by the user. If the user double-clicks icon B to open window B, window B is active again. Window A is now inactive and window A is covered by window B. Although we have opened the window, but it is inactive is called the open state. On the Windows desktop, multiple open windows are allowed at the same time, but only one of them can be active, that is, only one application runs in the foreground, and the remaining programs run in the background.

Window interface window changes

The user can use the mouse to change the size of the window and its position on the desktop. Therefore, you can use the mouse to drag the window border or window corner to change the size of the window, and you can use the maximize and minimize buttons or control menu to maximize or minimize the window.