Class NativeConstants

Stores flags for NativeMethods class functions.

Inheritance

System.Object

NativeConstants

Namespace: Syncfusion.Windows.Shared

Assembly: Syncfusion.Shared.WPF.dll

Syntax

public class NativeConstants : Object

Constructors

NativeConstants()

Declaration

public NativeConstants()

Fields

HTTRANSPARENT

In a window currently covered by another window in the same thread (the message will be sent to underlying windows in the same thread until one of them returns a code that is not HTTRANSPARENT).

Declaration

public const int HTTRANSPARENT = -1

Field Value

Type
System.Int32

HWND_NOTOPMOST

Places the window above all non-topmost windows (that is, behind all topmost windows). This flag has no effect if the window is already a non-topmost window.

Declaration

public const int HWND_NOTOPMOST = -2

Field Value

Type
System.Int32

HWND_TOP

Places the window at the top of the Z order.

Declaration

public const int HWND_TOP = 0

Field Value

Type
System.Int32

HWND_TOPMOST

Places the window above all non-topmost windows. The window maintains its topmost position even when it is deactivated.

Declaration

public const int HWND_TOPMOST = -1

Field Value

Type
System.Int32

NIM_ADD

Adds an icon to the status area. The hWnd and uID members of the NOTIFYICONDATA structure pointed to by lpdata will be used to identify the icon in later calls to Shell_NotifyIcon.

Declaration

public const int NIM_ADD = 0

Field Value

Type
System.Int32

NIM_DELETE

Deletes an icon from the status area. Use the hWnd and uID members of the NOTIFYICONDATA structure pointed to by lpdata to identify the icon to be deleted.

Declaration

public const int NIM_DELETE = 2

Field Value

Type
System.Int32

NIM_MODIFY

Modifies an icon in the status area. Use the hWnd and uID members of the NOTIFYICONDATA structure pointed to by lpdata to identify the icon to be modified.

Declaration

public const int NIM_MODIFY = 1

Field Value

Type
System.Int32

SC_KEYMENU

Retrieves the window menu as a result of a keystroke. For more information, see the Remarks section.

Declaration

public const int SC_KEYMENU = 61696

Field Value

Type
System.Int32

SWP_ASYNCWINDOWPOS

If the calling thread and the thread that owns the window are attached to different input queues, the system posts the request to the thread that owns the window. This prevents the calling thread from blocking its execution while other threads process the request

Declaration

public const int SWP_ASYNCWINDOWPOS = 16384

Field Value

Type
System.Int32

SWP_DEFERERASE

Prevents generation of the WM_SYNCPAINT message.

Declaration

public const int SWP_DEFERERASE = 8192

Field Value

Type
System.Int32

SWP_DRAWFRAME

Draws a frame (defined in the window's class description) around the window.

Declaration

public const int SWP_DRAWFRAME = 32

Field Value

Type
System.Int32

SWP_FRAMECHANGED

Applies new frame styles set using the SetWindowLong function. Sends a WM_NCCALCSIZE message to the window, even if the window's size is not being changed. If this flag is not specified, WM_NCCALCSIZE is sent only when the window's size is being changed.

Declaration

public const int SWP_FRAMECHANGED = 32

Field Value

Type
System.Int32

SWP_HIDEWINDOW

Hide the window from the screen.

Declaration

public const int SWP_HIDEWINDOW = 128

Field Value

Type
System.Int32

SWP_NOACTIVATE

Does not activate the window. If this flag is not set, the window is activated and moved to the top of either the topmost or non-topmost group (depending on the setting of the hWndInsertAfter parameter of ChromelessWindowInterop.SetWindowPos function.

Declaration

public const int SWP_NOACTIVATE = 16

Field Value

Type
System.Int32

SWP_NOCOPYBITS

Discards the entire contents of the client area. If this flag is not specified, the valid contents of the client area are saved and copied back into the client area after the window is sized or repositioned.

Declaration

public const int SWP_NOCOPYBITS = 256

Field Value

Type
System.Int32

SWP_NOMOVE

Retains the current position.

Declaration

public const int SWP_NOMOVE = 2

Field Value

Type
System.Int32

SWP_NOOWNERZORDER

Does not change the owner window's position in the Z order.

Declaration

public const int SWP_NOOWNERZORDER = 512

Field Value

Type
System.Int32

SWP_NOREDRAW

Does not redraw changes.

Declaration

public const int SWP_NOREDRAW = 8

Field Value

Type
System.Int32

SWP_NOREPOSITION

Same as the SWP_NOOWNERZORDER flag.

Declaration

public const int SWP_NOREPOSITION = 512

Field Value

Type
System.Int32

SWP_NOSENDCHANGING

Prevents the window from receiving the WM_WINDOWPOSCHANGING message.

Declaration

public const int SWP_NOSENDCHANGING = 1024

Field Value

Type
System.Int32

SWP_NOSIZE

Retains the current size.

Declaration

public const int SWP_NOSIZE = 1

Field Value

Type
System.Int32

SWP_NOZORDER

Retains the current Z order.

Declaration

public const int SWP_NOZORDER = 4

Field Value

Type
System.Int32

SWP_SHOWWINDOW

Displays the window.

Declaration

public const int SWP_SHOWWINDOW = 64

Field Value

Type
System.Int32

WM_MOVE

The WM_MOVE message is sent after a window has been moved.

Declaration

public const int WM_MOVE = 3

Field Value

Type
System.Int32

WM_NCHITTEST

The WM_NCHITTEST message is sent to a window when the cursor moves, or when a mouse button is pressed or released. If the mouse is not captured, the message is sent to the window beneath the cursor. Otherwise, the message is sent to the window that has captured the mouse.

Declaration

public const int WM_NCHITTEST = 132

Field Value

Type
System.Int32

WM_SYSCOMMAND

A window receives this message when the user chooses a command from the Window menu (formerly known as the system or control menu) or when the user chooses the maximize button, minimize button, restore button, or close button.

Declaration

public const int WM_SYSCOMMAND = 274

Field Value

Type
System.Int32

WM_WINDOWPOSCHANGING

The WM_WINDOWPOSCHANGING message is sent to a window whose size, position, or place in the Z order is about to change as a result of a call to the SetWindowPos function or another window-management function.

Declaration

public const int WM_WINDOWPOSCHANGING = 70

Field Value

Type
System.Int32