Classification
| Name |
Screen
|
| Short Description |
A handle to a screen resource to the runtime system
|
| Class |
Complex Data Type
|
| Base Data Type |
-
|
| Default Value |
Empty
|
| Provide a Literal |
No
|
| SpecifiedBy |
ISO 13209-3
|
| Standard Compliant |
Yes
|
Description
The Screen data type is a handle to a screen resource on the runtime system. Screen-Handle provides an interface through which a OTX sequence representing data and can receive user input.
|
|
Since screen does not have any initialization parts, one can screen not be declared constant.
|
Core Conversion
The following table shows the rules for conversion to another data type:
| Conversion |
Result |
Sample
|
| ToBoolean |
Undefined (should not be used) |
|
| ToInteger |
Undefined (should not be used) |
|
| ToFloat |
Undefined (should not be used) |
|
| ToString |
Returns the name of the screen resource |
String s = ToString(screenVariable); // Returns "ScreenSignatureName"
|
| ToByteField |
Undefined (should not be used) |
|
