beremiz

SVGHMI: add "unsubscribable" property to widgets in order to generalize what already happens for jump buttons.
In most cases jump buttons do not really subscribe to pointed HMI variable, path is given as a relative page jump path. When widget.unsubscribable is set to true, no subscription is made on page switch, but still offset is updated.
This fixes bug happening on relative jump buttons without "disabled" element where offset did not change on relative page switch.
[FileInfo]
FileName=slave.eds
FileVersion=1
FileRevision=1
EDSVersion=4.0
Description=
CreationTime=09:10AM
CreationDate=10-27-2008
CreatedBy=CANFestival
ModificationTime=09:10AM
ModificationDate=10-27-2008
ModifiedBy=CANFestival
[DeviceInfo]
VendorName=CANFestival
VendorNumber=0x00000000
ProductName=SlaveNode
ProductNumber=0x00000000
RevisionNumber=0x00000000
BaudRate_10=1
BaudRate_20=1
BaudRate_50=1
BaudRate_125=1
BaudRate_250=1
BaudRate_500=1
BaudRate_800=1
BaudRate_1000=1
SimpleBootUpMaster=0
SimpleBootUpSlave=1
Granularity=8
DynamicChannelsSupported=0
CompactPDO=0
GroupMessaging=0
NrOfRXPDO=4
NrOfTXPDO=4
LSS_Supported=0
[DummyUsage]
Dummy0001=0
Dummy0002=1
Dummy0003=1
Dummy0004=1
Dummy0005=1
Dummy0006=1
Dummy0007=1
[Comments]
Lines=0
[MandatoryObjects]
SupportedObjects=3
1=0x1000
2=0x1001
3=0x1018
[1000]
ParameterName=Device Type
ObjectType=0x7
DataType=0x0007
AccessType=ro
DefaultValue=0
PDOMapping=0
[1001]
ParameterName=Error Register
ObjectType=0x7
DataType=0x0005
AccessType=ro
DefaultValue=0
PDOMapping=1
[1018]
ParameterName=Identity
ObjectType=0x8
SubNumber=5
[1018sub0]
ParameterName=Number of Entries
ObjectType=0x7
DataType=0x0005
AccessType=ro
DefaultValue=4
PDOMapping=0
[1018sub1]
ParameterName=Vendor ID
ObjectType=0x7
DataType=0x0007
AccessType=ro
DefaultValue=0
PDOMapping=0
[1018sub2]
ParameterName=Product Code
ObjectType=0x7
DataType=0x0007
AccessType=ro
DefaultValue=0
PDOMapping=0
[1018sub3]
ParameterName=Revision Number
ObjectType=0x7
DataType=0x0007
AccessType=ro
DefaultValue=0
PDOMapping=0
[1018sub4]
ParameterName=Serial Number
ObjectType=0x7
DataType=0x0007
AccessType=ro
DefaultValue=0
PDOMapping=0
[OptionalObjects]
SupportedObjects=1
1=0x1200
[1200]
ParameterName=Server SDO Parameter
ObjectType=0x8
SubNumber=3
[1200sub0]
ParameterName=Number of Entries
ObjectType=0x7
DataType=0x0005
AccessType=ro
DefaultValue=2
PDOMapping=0
[1200sub1]
ParameterName=COB ID Client to Server (Receive SDO)
ObjectType=0x7
DataType=0x0007
AccessType=ro
DefaultValue=$NODEID+0x600
PDOMapping=0
[1200sub2]
ParameterName=COB ID Server to Client (Transmit SDO)
ObjectType=0x7
DataType=0x0007
AccessType=ro
DefaultValue=$NODEID+0x580
PDOMapping=0
[ManufacturerObjects]
SupportedObjects=2
1=0x2000
2=0x2001
[2000]
ParameterName=OutVar
ObjectType=0x7
DataType=0x0003
AccessType=rw
DefaultValue=0
PDOMapping=1
[2001]
ParameterName=InVar
ObjectType=0x7
DataType=0x0003
AccessType=rw
DefaultValue=0
PDOMapping=1