Occurs if code in the DeviceQueryRemove event cancelled the removal of a device.
Syntax
Private Sub object_DeviceQueryRemoveFailed([index As Integer,] ByVal devicetype As Long, ByVal deviceid As Long, ByVal devicename As String, ByVal devicedata As Long, cancel As Boolean)
The DeviceQueryRemoveFailed event syntax has these parts:
| Part | Description |
| object | An object expression that evaluates to an object in the Applies To list. |
| index | A numeric expression that evaluates to the index of a control if it is in a control array. |
| devicetype | A value that indicates the type of device that has been added, as described in Settings. |
| deviceid | A value that identifies the device, as described in Settings. |
| devicename | Null for all settings of devicetype except DeviceTypePort. When devicetype is DeviceTypePort, then devicename is dbcp_name. |
| devicedata | A value as described in Settings. |
| cancel | A Boolean value, as described in Settings. |
Settings
The settings for devicetype are:
| Constant | Value | Description |
| DeviceTypeOEM | 0 | OEM-defined device type. |
| DeviceTypeDevNode | 1 | Devnode number (Windows 95). |
| DeviceTypeVolume | 2 | Logical volume (disk drive). |
| DeviceTypePort | 3 | Serial or parallel port. |
| DeviceTypeNet | 4 | Network resource |
The settings for deviceid are:
| devicetype Setting | deviceid Setting |
| DeviceTypeOEM | dbco_identifier |
| DeviceTypeDevNode | dbcd_devnode |
| DeviceTypeVolume | dbcv_unitmask |
| DeviceTypePort | Null |
| DeviceTypeNet | dbcn_resource |
The settings for devicedata are:
| devicetype Setting | devicedata Setting |
| DeviceTypeOEM | dbco_suppfunc |
| DeviceTypeDevNode | Null |
| DeviceTypeVolume | dbcv_flags |
| DeviceTypePort | Null |
| DeviceTypeNet | dbcn_flags |
The settings for cancel are:
| Setting | Description |
| True | The system is preventing the device from being removed. |
| False | The system allows the device to be removed. |