IOCTL_CONSOLE_GETSCREENROWS (Compact 2013)
3/28/2014
This I/O control message returns the number of rows visible for a console application. This value does not reflect the number of rows available in the console's buffer. Send this message with DeviceIoControl.
Syntax
BOOL DeviceIoControl(
HANDLE hDevice, // handle to device
DWORD dwIoControlCode, // use to IOCTL_CONSOLE_GETSCREENROWS
LPVOID lpInBuffer, // pointer to input buffer
DWORD nInBufferSize, // input buffer size
LPVOID lpOutBuffer, // pointer to output buffer
DWORD nOutBufferSize, // output buffer size
LPDWORD lpBytesReturned, // number of bytes returned
OVERLAPPED lpOverlapped // pointer to OVERLAPPED structure
);
Parameters
- hDevice
[in] Handle to the device.
- dwIoControlCode
[in] Control code for the operation. Use IOCTL_CONSOLE_GETSCREENROWS for this operation.
- lpInBuffer
[in] Set to NULL.
- nInBufferSize
[in] Set to zero.
- lpOutBuffer
[out] Not used; set to NULL.
- nOutBufferSize
[out] Not used; set to zero.
- lpBytesReturned
[out] Not used; set to NULL.
- lpOverlapped
[out] Not used; set to NULL.
Return Values
Returns TRUE if successful; otherwise, returns FALSE.
This function copies the number of rows visible in the console to the PBYTE pBufOut.
Requirements
Header |
console.h |