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A generic combo box. A combo box is a commonly used graphical user interface widget (or control). Traditionally, it is a combination of a drop-down list or list box and a single-line editable textbox, allowing the user to either type a value directly or select a value from the list. The term "combo box" is sometimes used to mean "drop-down list ...
Mono is a project led by Xamarin (formerly by Ximian, then Novell) to create an Ecma standard compliant .NET Framework compatible set of tools. In 2011, Mono 's support for System.Windows.Forms as of .NET 2.0 was announced as complete; [ 18 ] System.Windows.Forms 2.0 works natively on Mac OS X. [ 19 ] However, System.Windows.Forms has not been ...
A list box is a graphical control element that allows the user to select one or more items from a list contained within a static, multiple line text box. The user clicks inside the box on an item to select it, sometimes in combination with the ⇧ Shift or Ctrl in order to make multiple selections. "Control-clicking" an item that has already ...
Controls provide the graphical functionality of a GUI application, and programmers attach code to event handlers to perform actions. For example, a drop-down control displays a list of items. When the user selects an item, an event handler is automatically called that executes the code that the programmer attached to the handler.
The actual logic is contained in event-handler routines. These routines handle the events to which the main program will respond. For example, a single left-button mouse-click on a command button in a GUI program may trigger a routine that will open another window, save data to a database or exit the application.
Preliminary name Final name Notes Ref Razzle NT OS/2, Advanced Windows Windows NT 3.1: Is also the name of a script that sets up the Windows NT development environment. NT OS/2 reflected the first purpose of Windows NT to serve as the next version of OS/2, before Microsoft and IBM split up. Microsoft used the NT OS/2 code to release Windows NT 3.1.
Examples of horizontal and vertical scrollbars around a text box Examples of vertical scrollbar at right end of Wikipedia home page. A scrollbar is an interaction technique or widget in which continuous text, pictures, or any other content can be scrolled in a predetermined direction (up, down, left, or right) on a computer display, window, or viewport so that all of the content can be viewed ...
The name of the notation is a reference to Simonyi's nation of origin, and also, according to Andy Hertzfeld, because it made programs "look like they were written in some inscrutable foreign language". [2] Hungarian people's names are "reversed" compared to most other European names; the family name precedes the given name.