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Status Bar
The bar located at the bottom of application window is known as Status Bar. It provides some basic information about the status of current document or objects in window. For example, the Control Panel’s status bar tells you how many objects appear in the window.
Scroll Bars
When information displayed .in application window is larger and cannot fit in it then scroll bars appear automatically at the right or bottom borders. In this case, a part of the information is displayed and remaining information remains hidden. The hidden information can be displayed by moving the scroll bars of the window. Each scroll bar has two arrows also at its ends. By clicking these arrows you can move around the window but very slowly (line by line or column by column). The scroll Bar also has a scroll box. By dragging this box, you can quickly move around the window.
Menu Bar
The bar that contains drop-down menus and appears immediately below the title bar is known as Menu Bar. The commands that are used to perform different tasks are grouped together on the Menu Bar. The Menu bar is accessed by clicking mouse or by using keyboard shortcuts. When any menu option from Menu Bar is clicked, a drop down menu appears with a list of commands. You can select a command from the list by clicking it. The drop-down menu may contain some commands as active and some as inactive. The inactive command is not available for selection and appears as dim, usually in light gray color. You can select only from the active commands.
To access the Menu Bar using mouse, follow these steps:
- Bring the mouse pointer on the desired menu option and click it. A drop down menu appears with a list of commands.
- Point to the command you want to use and click it to execute. The command is executed and drop down menu is disappeared.
To disappear the menu without selecting any command, point the mouse pointer to the empty area of window (or desktop) and click it or use Esc key.
Dialog Boxes
A dialog box is a command element in Windows and its application programs. It is used to collect information from the user before processing a command. In a dialog box, the user has to enter information such as file names or has to select options etc. For example, when a Save command is selected to save the work (or document) the Save As dialog, box appears to get the name of file. Similarly, when Open command is selected to open an existing file the Open dialog box appears to gt the name o4uIe to be opened. The dialog boxes are also used to display messages or to provide information to the user. For example, to alert the user about the problem occurred in the computer or about any other error.
The dialog box also contains command buttons to send the input to the application, program (or, computer) to take action or to get help about the dialog box. For example the Ok command button is clicked to proceed after making selection or entering information. Similarly, clicking Cancel button ends the current operation without giving any information to computer.