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Overview |
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Group |
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Quick Info
Windows NT
| No
| Win95
| Yes
| Win32s
| No
| Import Library
| -
| Header File
| dbt.h
| Unicode
| No
| Platform Notes
| None
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DEV_BROADCAST_HDR
The DEV_BROADCAST_HDR structure contains information about the device affected by a WM_DEVICECHANGE message.
typedef struct _DEV_BROADCAST_HDR {
ULONG dbch_size;
ULONG dbch_devicetype;
ULONG dbch_reserved;
} DEV_BROADCAST_HDR;
typedef DEV_BROADCAST_HDR *PDEV_BROADCAST_HDR;
Members
dbch_size
Size of this structure, in bytes.
dbch_devicetype
Type of device. Can be one of these values:
Value
| Meaning
| DBT_DEVTYP_OEM
| OEM- or IHV-defined device type.
| DBT_DEVTYP_VOLUME
| Logical volume.
| DBT_DEVTYP_PORT
| Port device (serial or parallel).
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dbch_reserved
Reserved; do not use.
See Also
WM_DEVICECHANGE
Related Links
Software for Delphi and C++ Builder developers
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Software for Visual Basic 6 developers
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MegaDetailed.NET
TMS Scripter Studio Pro components for Delphi/C++Builder
More Online Helps
Win32 Multimedia Programmer's Reference (mmedia.hlp)
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Microsoft Windows Telephony API (TAPI) Programmer's Reference (tapi.hlp)
Unix Manual Pages
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