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A generic list box. 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 ...
A set of built-in controls is provided as part of WPF, containing items such as button, menu, and list box controls. WPF provides the ability to perform control composition, where a control can contain any other control or layout. WPF also has a built-in set of data services to enable application developers to bind data to the controls.
Data-bound controls can be created by dragging items from the Data Sources window onto a design surface. [29] The UI is linked with code using an event-driven programming model. The designer generates either C# or VB.NET code for the application. WPF Designer The WPF designer, codenamed Cider, [30] was introduced with Visual Studio 2008. Like ...
Since the Leszynski naming convention is a special form of Hungarian notation the same general advantages also apply to the Leszynski convention.. The use of distinctive prefixes makes your database self-documenting; when you see frmSales in VBA code, you will know that it references a form, and when you see curSales you will know that it is a Currency variable.
Measurement of process variables is essential in control systems to controlling a process. The value of the process variable is continuously monitored so that control may be exerted. Four commonly measured variables that affect chemical and physical processes are: pressure, temperature, level and flow.