public boolean handleChange(Object oldValue, Object newValue, IFigure figure) {
IPV oldPV = pvMap.get(pvNamePropID);
if (oldPV != null) {
oldPV.stop();
oldPV.removeListener(pvListenerMap.get(pvNamePropID));
}
pvMap.remove(pvNamePropID);
String newPVName = ((String) newValue).trim();
if (newPVName.length() <= 0) return false;
try {
lastWriteAccess = null;
IPV newPV = BOYPVFactory.createPV(newPVName, isAllValuesBuffered);
WidgetPVListener pvListener = new WidgetPVListener(pvNamePropID);
newPV.addListener(pvListener);
pvMap.put(pvNamePropID, newPV);
pvListenerMap.put(pvNamePropID, pvListener);
newPV.start();
} catch (Exception e) {
OPIBuilderPlugin.getLogger()
.log(
Level.WARNING,
"Unable to connect to PV:"
+ //$NON-NLS-1$
newPVName,
e);
}
return false;
}
public void doActivate() {
if (editpart.getExecutionMode() == ExecutionMode.RUN_MODE) {
pvMap.clear();
final Map<StringProperty, PVValueProperty> pvPropertyMap =
editpart.getWidgetModel().getPVMap();
for (final StringProperty sp : pvPropertyMap.keySet()) {
if (sp.getPropertyValue() == null
|| ((String) sp.getPropertyValue()).trim().length() <= 0) {
continue;
}
try {
IPV pv = BOYPVFactory.createPV((String) sp.getPropertyValue(), isAllValuesBuffered);
pvMap.put(sp.getPropertyID(), pv);
WidgetPVListener pvListener = new WidgetPVListener(sp.getPropertyID());
pv.addListener(pvListener);
pvListenerMap.put(sp.getPropertyID(), pvListener);
} catch (Exception e) {
OPIBuilderPlugin.getLogger()
.log(
Level.WARNING,
"Unable to connect to PV:" + (String) sp.getPropertyValue(),
e); //$NON-NLS-1$
}
}
}
}
@Override
public void activate() {
if (!isActive()) {
super.activate();
initFigure(getFigure());
// add listener to all properties.
for (String id : getWidgetModel().getAllPropertyIDs()) {
AbstractWidgetProperty property = getWidgetModel().getProperty(id);
if (property != null) {
WidgetPropertyChangeListener listener = new WidgetPropertyChangeListener(this, property);
property.addPropertyChangeListener(listener);
propertyListenerMap.put(id, listener);
property.setExecutionMode(executionMode);
property.setWidgetModel(getWidgetModel());
}
}
registerBasePropertyChangeHandlers();
registerPropertyChangeHandlers();
if (executionMode == ExecutionMode.RUN_MODE) {
// hook open display action
Set<String> allPropIds = getWidgetModel().getAllPropertyIDs();
if (allPropIds.contains(AbstractWidgetModel.PROP_ACTIONS)
&& allPropIds.contains(AbstractWidgetModel.PROP_ENABLED)) {
hookMouseClickAction();
}
// script and rules execution
ScriptsInput scriptsInput = getWidgetModel().getScriptsInput();
scriptDataList = new ArrayList<ScriptData>(scriptsInput.getScriptList());
for (RuleData rd : getWidgetModel().getRulesInput().getRuleDataList()) {
scriptDataList.add(rd.convertToScriptData());
}
for (final ScriptData scriptData : scriptDataList) {
final IPV[] pvArray = new IPV[scriptData.getPVList().size()];
int i = 0;
for (PVTuple pvTuple : scriptData.getPVList()) {
String pvName = pvTuple.pvName;
if (pvMap.containsKey(pvName)) {
pvArray[i] = pvMap.get(pvName);
} else {
try {
IPV pv = BOYPVFactory.createPV(pvName, false, 2);
pvMap.put(pvName, pv);
addToConnectionHandler(pvName, pv);
pvArray[i] = pv;
} catch (Exception e) {
String message =
NLS.bind(
"Unable to connect to PV: {0}! \n"
+ "This may cause error when executing the script.",
pvName);
OPIBuilderPlugin.getLogger().log(Level.WARNING, message, e);
ConsoleService.getInstance().writeError(message);
pvArray[i] = null;
}
}
i++;
}
ScriptService.getInstance()
.registerScript(scriptData, AbstractBaseEditPart.this, pvArray);
UIBundlingThread.getInstance()
.addRunnable(
new Runnable() {
@Override
public void run() {
if (!isActive()) {
// already deactivated
return;
}
hasStartedPVs = true;
for (IPV pv : pvArray)
if (pv != null && !pv.isStarted())
try {
pv.start();
} catch (Exception e) {
OPIBuilderPlugin.getLogger()
.log(
Level.WARNING,
"Unable to start PV " + pv.getName(),
e); //$NON-NLS-1$
}
}
});
}
}
doActivate();
}
// Rap specified code
displayDisposeListener =
new Runnable() {
@Override
public void run() {
deactivate();
}
};
SingleSourceHelper.rapActivateBaseEditPart(this);
}
