Index   Commented   Search   About

Overview
Group
Quick Info

Windows NT
Yes
Win95
Yes
Win32s
Yes
Import Library
-
Header File
winuser.h
Unicode
No
Platform Notes
None

NMHDR

The NMHDR structure contains information about a notification message. The pointer to this structure is specified as the lParam member of the WM_NOTIFY message.

typedef struct tagNMHDR {

HWND hwndFrom;

UINT idFrom;

UINT code;

} NMHDR;

Members

hwndFrom

Window handle of control sending message

idFrom

Identifier of control sending message

code

Specifies the notification code. This member can be a control-specific notification code, or it can be one of the following common notification values:

Value
Meaning
NM_CLICK
The user has clicked the left mouse button within the control.
NM_DBLCLK
The user has double-clicked the left mouse button within the control.
NM_KILLFOCUS
The control has lost the input focus.
NM_OUTOFMEMORY
The control could not complete an operation because there was not enough memory available.
NM_RCLICK
The user has clicked the right mouse button within the control.
NM_RDBLCLK
The user has double-clicked the right mouse button within the control.
NM_RETURN
The control has the input focus, and the user has pressed the ENTER key.
NM_SETFOCUS
The control has received the input focus.

Related Links

Software for Delphi and C++ Builder developers
Software for Visual Studio .NET developers
Software for Visual Basic 6 developers
Delphi Tips&Tricks
MegaDetailed.NET

More Online Helps

Win32 Programmer's Reference (win32.hlp)
Win32 Multimedia Programmer's Reference (mmedia.hlp)
OLE Programmer's Reference (ole.hlp)
Microsoft Windows Pen API Programmer's Reference (penapi.hlp)
Microsoft Windows Sockets 2 Reference (sock2.hlp)
Microsoft Windows Telephony API (TAPI) Programmer's Reference (tapi.hlp)
Unix Manual Pages

Free Tech Secrets ;) Copyright © 2008 Free Tect Secrets ;) greatis just4fun network just4fun