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The members of the Keys enumeration consist of a key code and a set of modifiers combined into a single integer value. In the Win32 application programming interface (API) a key value has two halves, with the high-order bits containing the key code (which is the same as a Windows virtual key code), and the low-order bits representing key ...
Especifica los modificadores y códigos de tecla. Esta enumeración admite una combinación bit a bit de sus valores de miembro. public enum class Keys. [System.ComponentModel.TypeConverter (typeof (System.Windows.Forms.KeysConverter))] [System.Flags] [System.Runtime.InteropServices.ComVisible (true)] public enum Keys.
First, these are KEY codes, not character codes: they identify a key on your keyboard, not a character - e.g. the 'A' character is usually generated by pressing the A key while holding down a SHIFT key or having CAPS LOCK active. The OEM keys are the keys that vary with local keyboards.
Key-related events, such as KeyDown and KeyUp, provide key state information through the KeyEventArgs object that is passed to the event handler. Key state information can also be obtained through the static methods on the Keyboard class, such as IsKeyUp and GetKeyStates.
20 de ago. de 2024 · Learn how to use KeyCode and Keys enumeration to detect key presses in Windows Forms applications. See examples of how to check for Enter, Shift, Tab, and other keys in TextBox controls.
The Keys enumeration, listed in Appendix A, is comprised of constants identifying all the possible keys on a keyboard. The decimal key code value in Appendix A corresponds to the virtual-key codes familiar to Windows programmers.
The Keys enumeration specifies key codes and modifiers that can be used in Windows Forms applications. It defines constants for keyboard keys, mouse buttons, and modifier keys. Fields include values for common keys like Enter, Escape, alphabetic keys, and numeric keys.
