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pvAlarm, pvTimeStamp, pvControl, pvDisplay: only put to fields that have changed

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This commit is contained in:
mrkraimer
2017-10-16 10:00:22 -04:00
parent a88d491012
commit 6fdeadf171
5 changed files with 89 additions and 19 deletions
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37
src/property/pvDisplay.cpp
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@@ -85,13 +85,38 @@ bool PVDisplay::set(Display const & display)
}
if(pvDescription->isImmutable() || pvFormat->isImmutable()) return false;
if(pvUnits->isImmutable() || pvLow->isImmutable() || pvHigh->isImmutable())
{
return false;
pvDescription->put(display.getDescription());
pvFormat->put(display.getFormat());
pvUnits->put(display.getUnits());
pvLow->put(display.getLow());
pvHigh->put(display.getHigh());
return true;
}
Display current;
get(current);
bool returnValue = false;
if(current.getDescription()!=display.getDescription())
{
pvDescription->put(display.getDescription());
returnValue = true;
}
if(current.getFormat()!=display.getFormat())
{
pvFormat->put(display.getFormat());
returnValue = true;
}
if(current.getUnits()!=display.getUnits())
{
pvUnits->put(display.getUnits());
returnValue = true;
}
if(current.getLow()!=display.getLow())
{
pvLow->put(display.getLow());
returnValue = true;
}
if(current.getHigh()!=display.getHigh())
{
pvHigh->put(display.getHigh());
returnValue = true;
}
return returnValue;
}
}}