public override void CharacteristicCellReadInitialValueForCharacteristic(CharacteristicCell cell, HMCharacteristic characteristic, Action <NSObject, NSError> completion)
{
// This is a condition, fall back to the `EventTriggerCreator` read.
if (Mode == CharacteristicTriggerCreatorMode.Condition)
{
base.CharacteristicCellReadInitialValueForCharacteristic(cell, characteristic, completion);
return;
}
INSCopying value;
if (targetValueMap.TryGetValue(characteristic, out value))
{
completion((NSObject)value, null);
return;
}
// The user may have updated the cell value while the read was happening. We check the map one more time.
characteristic.ReadValue(error => {
INSCopying v;
if (targetValueMap.TryGetValue(characteristic, out v))
{
completion((NSObject)v, null);
}
else
{
completion(characteristic.Value, error);
}
});
}
// Reads the characteristic's value and calls the completion with the characteristic's value.
// If there is a pending write request on the same characteristic, the read is ignored to prevent "UI glitching".
public void CharacteristicCellReadInitialValueForCharacteristic (CharacteristicCell cell, HMCharacteristic characteristic, Action<NSObject, NSError> completion)
{
characteristic.ReadValue (error => updateQueue.DispatchSync (() => {
NSObject sentValue;
if (sentWrites.TryGetValue (characteristic, out sentValue)) {
completion (sentValue, null);
return;
}
DispatchQueue.MainQueue.DispatchAsync (() => completion (characteristic.Value, error));
}));
}
// Reads the characteristic's value and calls the completion with the characteristic's value.
// If there is a pending write request on the same characteristic, the read is ignored to prevent "UI glitching".
public void CharacteristicCellReadInitialValueForCharacteristic(CharacteristicCell cell, HMCharacteristic characteristic, Action <NSObject, NSError> completion)
{
characteristic.ReadValue(error => updateQueue.DispatchSync(() => {
NSObject sentValue;
if (sentWrites.TryGetValue(characteristic, out sentValue))
{
completion(sentValue, null);
return;
}
DispatchQueue.MainQueue.DispatchAsync(() => completion(characteristic.Value, error));
}));
}
// Tries to use the value from the condition-value map, but falls back
// to reading the characteristic's value from HomeKit.
public virtual void CharacteristicCellReadInitialValueForCharacteristic(CharacteristicCell cell, HMCharacteristic characteristic, Action <NSObject, NSError> completion)
{
if (TryReadValue(characteristic, completion))
{
return;
}
characteristic.ReadValue(error => {
// The user may have updated the cell value while the
// read was happening. We check the map one more time.
if (!TryReadValue(characteristic, completion))
{
completion(characteristic.Value, error);
}
});
}
// Receives a callback from a `CharacteristicCell`, requesting an initial value for a given characteristic.
// It checks to see if we have an action in this Action Set that matches the characteristic.
// If so, calls the completion closure with the target value.
public void CharacteristicCellReadInitialValueForCharacteristic(CharacteristicCell cell, HMCharacteristic characteristic, Action <NSObject, NSError> completion)
{
var value = TargetValueForCharacteristic(characteristic);
if (value != null)
{
completion(value, null);
return;
}
characteristic.ReadValue(error => {
// The user may have updated the cell value while the
// read was happening. We check the map one more time.
var v = TargetValueForCharacteristic(characteristic);
if (v != null)
{
completion(v, null);
}
else
{
completion(characteristic.Value, error);
}
});
}
// Tries to use the value from the condition-value map, but falls back
// to reading the characteristic's value from HomeKit.
public virtual void CharacteristicCellReadInitialValueForCharacteristic (CharacteristicCell cell, HMCharacteristic characteristic, Action<NSObject, NSError> completion)
{
if (TryReadValue (characteristic, completion))
return;
characteristic.ReadValue (error => {
// The user may have updated the cell value while the
// read was happening. We check the map one more time.
if (!TryReadValue (characteristic, completion))
completion (characteristic.Value, error);
});
}
// Receives a callback from a `CharacteristicCell`, requesting an initial value for a given characteristic.
// It checks to see if we have an action in this Action Set that matches the characteristic.
// If so, calls the completion closure with the target value.
public void CharacteristicCellReadInitialValueForCharacteristic (CharacteristicCell cell, HMCharacteristic characteristic, Action<NSObject, NSError> completion)
{
var value = TargetValueForCharacteristic (characteristic);
if (value != null) {
completion (value, null);
return;
}
characteristic.ReadValue (error => {
// The user may have updated the cell value while the
// read was happening. We check the map one more time.
var v = TargetValueForCharacteristic (characteristic);
if (v != null)
completion (v, null);
else
completion (characteristic.Value, error);
});
}
public override void CharacteristicCellReadInitialValueForCharacteristic (CharacteristicCell cell, HMCharacteristic characteristic, Action<NSObject, NSError> completion)
{
// This is a condition, fall back to the `EventTriggerCreator` read.
if (Mode == CharacteristicTriggerCreatorMode.Condition) {
base.CharacteristicCellReadInitialValueForCharacteristic (cell, characteristic, completion);
return;
}
INSCopying value;
if (targetValueMap.TryGetValue (characteristic, out value)) {
completion ((NSObject)value, null);
return;
}
// The user may have updated the cell value while the read was happening. We check the map one more time.
characteristic.ReadValue (error => {
INSCopying v;
if (targetValueMap.TryGetValue (characteristic, out v))
completion ((NSObject)v, null);
else
completion (characteristic.Value, error);
});
}