SMPSignal Class Reference

the signal object definition More...

#include <signals.h>

Collaboration diagram for SMPSignal:

[legend]List of all members.

Public Attributes
SMP_SIGNAL_TYPE	type
uint8_t	dest_port
uint8_t	ref_count
union {
SMPKeyboardEvent   key
SMPMouseMotionEvent   motion
SMPMouseButtonEvent   button
SMPUserEvent   user
};

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Detailed Description

the signal object definition

Note:

there are something to fix, some properties cannot be public!

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Member Data Documentation

SMP_SIGNAL_TYPE SMPSignal::type

signal type

uint8_t SMPSignal::dest_port

the destinated port number of the destination filter this signal is going to, should be set by kernel, not meant to be modified by users

uint8_t SMPSignal::ref_count

the reference count, keep the number of un-processed filter number, if it reaches zero, filter should delete this signal, because no one is going to use it now

SMPKeyboardEvent SMPSignal::key

a keybord event

SMPMouseMotionEvent SMPSignal::motion

a mouse motion event

SMPMouseButtonEvent SMPSignal::button

a mouse button event

SMPUserEvent SMPSignal::user

a user defined signal

union { ... }

anonymous union of the event(signal) body(contents)

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The documentation for this class was generated from the following file:

• signals.h

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