void HoverButtonControl::Enable()
{
ChangeButtonState(ButtonStates::Normal);
}
static void ButtonStateMachine(unsigned char ButtonOn,
unsigned char btnIndex)
{
if ( ButtonOn )
{
if( ButtonData[btnIndex].BtnState == BUTTON_STATE_OFF
|| ButtonData[btnIndex].BtnState == BUTTON_STATE_DEBOUNCE )
{
// Make it more "On"
ButtonData[btnIndex].BtnFilter++;
if(ButtonData[btnIndex].BtnFilter == BTN_ON_COUNT)
{
ChangeButtonState(btnIndex, BUTTON_STATE_PRESSED);
}
}
else // it's on one of the on (pressed) states.
{
if ( ButtonData[btnIndex].BtnHoldCounter < 65535 )
{
ButtonData[btnIndex].BtnHoldCounter++;
}
if(ButtonData[btnIndex].BtnHoldCounter == BTN_HOLD_COUNT)
{
ChangeButtonState(btnIndex, BUTTON_STATE_HOLD);
}
if(ButtonData[btnIndex].BtnHoldCounter == BTN_LONG_HOLD_COUNT)
{
ChangeButtonState(btnIndex, BUTTON_STATE_LONG_HOLD);
}
}
}
else // The button is not pressed, but it may still be in the on state
{
// see if we still have a filter count (still in the on state)
if( ButtonData[btnIndex].BtnFilter > 0 )
{
ButtonData[btnIndex].BtnFilter--; // make it closer to off
// When we reach a filter count of zero, by definition we are in
// the off state
if( ButtonData[btnIndex].BtnFilter == 0 )
{
// Don't go from the off state to the off state. If we ramp
// up but don't change to the BtnPressed state then that is
// due to switch bounce
if(ButtonData[btnIndex].BtnState != BUTTON_STATE_OFF)
{
ChangeButtonState(btnIndex, BUTTON_STATE_OFF);
// Clear the hold counter so we start at the original off state
ButtonData[btnIndex].BtnHoldCounter = 0;
// If this one is off, maybe they all are off. When all
// buttons are off, we stop the button timer ISR
CheckForAllButtonsOff( );
}
}
}
} // button on or off
}
void HoverButtonControl::Disable()
{
ChangeButtonState(ButtonStates::Disabled);
}
