3. System Classes : ButtonField Class : LongVcharObject Class
 
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LongVcharObject Class
LongVcharObject Attributes
Attribute
Data Type
Description
Inherited
From
ClassName
varchar(32)
Gives the name of an object's actual type (as opposed to its declared type) (R)
Object
ClientData
Object
Provides a way to associate data with an object (RW)
Object
ErrorStatus
integer
Contains the error number if an error occurs when you explicitly set the FileHandle attribute, or fetch or update the object from the database (R)
Defined
FileHandle
varchar(256)
Identifies an external text file from which OpenROAD loads the contents into the Value attribute of the LongVcharObject (RW)
Defined
InstanceIdentifier
integer
Contains a value that uniquely identifies an instance of an allocated object (R)
Object
InstanceReferences
integer
Contains the current number of references to the object (R)
Object
Length
integer
Specifies the length of the string (R)
Defined
Value
varchar(2000)
Is a varchar representation of the LongVcharObject (RW)
Defined
 
LongVcharObject Methods
Method
Return
Value
Description
Inherited From
Duplicate()
LongVcharObject
Makes a duplicate of the object, placing a reference to the new object in a reference variable
Object
FetchFromDB
(query
= querystring)
integer
Retrieves a long varchar data from the specified database table into the Value attribute of the LongVcharObject
Defined
GetAttribute
(
attributename = byref(variable)
{,attributename = byref(variable)})
integer
Gets the values of any number of attributes for the object
Object
IsA
(class =
classname)
integer
Returns TRUE if the object is of the same class as, or one of the subclasses of, the class specified by classname
Object
LoadString(object = Object)
integer
Loads the object with the data contained within a StringObject or a BitmapObject
Defined
SetAttribute
(
attributename = value
{,attributename = value})
integer
Sets any number of attributes for the object
Object
UpdateInDB
(query
= querystring)
integer
Replaces a long varchar data in the specified database table with the contents of the Value attribute of the LongVcharObject
Defined
WriteToFile
(
[filename = varchar(256)])
integer
Writes the contents of the Value attribute of a LongVcharObject to a file
Defined