ClassLongValues Enumeration

Specifies the values used in GetClassLong(IntPtr, ClassLongValues) / GetClassLongPtr(IntPtr, ClassLongValues) and SetClassLong(IntPtr, ClassLongValues, UInt32) / SetClassLongPtr(IntPtr, ClassLongValues, IntPtr) functions to access or modify various attributes of a window class.

Definition

Namespace: DevCase.Win32.Enums
Assembly: DevCase.net48 (in DevCase.net48.dll) Version: 6.0.0.0 (6.0)
XMLNS for XAML: Not mapped to an xmlns.
C#Request Example
public enum ClassLongValues

Remarks

Members

MenuName -8 The pointer to the menu name string.

The string identifies the menu resource associated with the class.

BackgroundBrushHandle -10 The handle to the background brush associated with the class.
CursorHandle -12 The handle to the cursor associated with the class.
IconHandle -14 The handle to the icon associated with the class.
ModuleHandle -16 The handle to the module that registered the class.
ExtraWindowMemory -18 The size, in bytes, of the extra window memory associated with each window in the class.

Setting this value does not change the number of extra bytes already allocated.

ExtraMemory -20 The size, in bytes, of the extra memory associated with the class.

Setting this value does not change the number of extra bytes already allocated.

WndProc -24 The pointer to the window procedure associated with the class.
Style -26 The window-class style bits.
Atom -32 The ATOM value that uniquely identifies the window class.

This is the same atom that the RegisterClassEx function returns.

IsonSmallHandle -34 The handle to the small icon associated with the class.

See Also