Class Capability

A capability tells the desktop environment what an application can do and in which fashion this can be represented to the user.

Inheritance
Object
XmlUnknown
Capability
AppRegistration
ComServer
DefaultCapability
RemoveHook
Inherited Members
Namespace: ZeroInstall.Model.Capabilities
Assembly: ZeroInstall.Model.dll
Syntax
public abstract class Capability : XmlUnknown

Constructors

Capability()

Declaration
protected Capability()

Properties

ConflictIDs

Identifiers from a namespace global to all Capabilitys. Collisions in this namespace indicate that the concerned Capabilitys are in conflict cannot be registered on a single system at the same time.

Declaration
public abstract IEnumerable<string> ConflictIDs { get; }
Property Value
Type Description
IEnumerable<String>
Remarks

These identifiers are not guaranteed to stay the same between versions. They should not be stored in files but instead always generated on demand.

ID

An ID that differentiates this capability from other capabilities of the same type within the feed. May only contain alphanumeric characters, spaces ( ), dots (.), underscores (_), hyphens (-) and plus signs (+).

Declaration
public string ID { get; set; }
Property Value
Type Description
String
Remarks

Also serves as a programmatic identifier within the desktop environment. In case of conflicts, the first capability listed with a specific ID will take precedence.

WindowsMachineWideOnly

Indicates whether this capability can be registered only machine-wide and not per-user on Windows systems.

Declaration
public virtual bool WindowsMachineWideOnly { get; }
Property Value
Type Description
Boolean

Methods

Clone()

Creates a deep copy of this Capability instance.

Declaration
public abstract Capability Clone()
Returns
Type Description
Capability

The new copy of the Capability.

Equals(Object)

Declaration
public override bool Equals(object obj)
Parameters
Type Name Description
Object obj
Returns
Type Description
Boolean

Equals(Capability)

Declaration
public bool Equals(Capability other)
Parameters
Type Name Description
Capability other
Returns
Type Description
Boolean

GetHashCode()

Declaration
public override int GetHashCode()
Returns
Type Description
Int32
Overrides

Normalize()

Converts legacy elements, sets default values, etc..

Declaration
public virtual void Normalize()
Exceptions
Type Condition
InvalidDataException

A required property is not set or invalid.

Operators

Equality(Capability, Capability)

Indicates whether the object on the left is equal to the object on the right.

Declaration
public static bool operator ==(Capability left, Capability right)
Parameters
Type Name Description
Capability left

The left object
Capability right

The right object
Returns
Type Description
Boolean

true if the objects are equal; otherwise, false.

Inequality(Capability, Capability)

Indicates whether the object on the left is not equal to the object on the right.

Declaration
public static bool operator !=(Capability left, Capability right)
Parameters
Type Name Description
Capability left

The left object
Capability right

The right object
Returns
Type Description
Boolean

true if the objects are not equal; otherwise, false.

Implements