Media​Property​Set Media​Property​Set Media​Property​Set Class

Definition

Represents a set of media properties.

public : sealed class MediaPropertySet : IIterable, IMappublic sealed class MediaPropertySet : IEnumerable, IDictionaryPublic NotInheritable Class MediaPropertySet Implements IEnumerable, IDictionary
Attributes
Windows 10 requirements
Device family
Windows 10 (introduced v10.0.10240.0)
API contract
Windows.Foundation.UniversalApiContract (introduced v1)

Remarks

This object is not instantiated directly, it is returned by retrieving one of the following properties:

For information on working with a property set collection, see PropertySet.

Collection member lists

For JavaScript, MediaPropertySet supports using an index to access items.

Constructors

MediaPropertySet() MediaPropertySet() MediaPropertySet()

Creates an instance for MediaPropertySet.

public : MediaPropertySet()public MediaPropertySet()Public Sub New()
Attributes

Properties

Item[TKey] Item[TKey] Item[TKey]

Gets or sets the element with the specified key.

This member is not implemented in C++TValue this[TKey key] { get; set; }Property Item(key As TKey) As TValue
Parameters
key
TKey TKey TKey

The key of the element to get or set.

Value
TValue TValue TValue

The element with the specified key.

Attributes
Exceptions

key is null.

The property is retrieved and key is not found.

The property is set and the System.Collections.Generic.IDictionary`2 is read-only.

Keys Keys Keys

Gets an System.Collections.Generic.ICollection`1 containing the keys of the System.Collections.Generic.IDictionary`2.

This member is not implemented in C++ICollection<TKey> Keys { get; }ReadOnly Property Keys As ICollection(Of TKey)
Value

An System.Collections.Generic.ICollection`1 containing the keys of the object that implements System.Collections.Generic.IDictionary`2.

Attributes

Size Size Size

Gets the number of items contained in the property set.

public : unsigned short Size { get; }This member is not implemented in C#This member is not implemented in VB.Net
Value
unsigned short uint uint

The number of items in the property set.

Attributes

Values Values Values

Gets an System.Collections.Generic.ICollection`1 containing the values in the System.Collections.Generic.IDictionary`2.

This member is not implemented in C++ICollection<TValue> Values { get; }ReadOnly Property Values As ICollection(Of TValue)
Value

An System.Collections.Generic.ICollection`1 containing the values in the object that implements System.Collections.Generic.IDictionary`2.

Attributes

Methods

Add(TKey, TValue) Add(TKey, TValue) Add(TKey, TValue)

Adds an element with the provided key and value to the System.Collections.Generic.IDictionary`2.

This member is not implemented in C++void Add(TKey key, TValue value)Sub Add(key As TKey, value As TValue)
Parameters
key
TKey TKey TKey

The object to use as the key of the element to add.

value
TValue TValue TValue

The object to use as the value of the element to add.

Attributes
Exceptions

key is null.

An element with the same key already exists in the System.Collections.Generic.IDictionary`2.

The System.Collections.Generic.IDictionary`2 is read-only.

Clear() Clear() Clear()

Removes all items from the property set.

public : void Clear()This member is not implemented in C#This member is not implemented in VB.Net
Attributes

ContainsKey(TKey) ContainsKey(TKey) ContainsKey(TKey)

Determines whether the System.Collections.Generic.IDictionary`2 contains an element with the specified key.

This member is not implemented in C++bool ContainsKey(TKey key)Function ContainsKey(key As TKey) As Boolean
Parameters
key
TKey TKey TKey

The key to locate in the System.Collections.Generic.IDictionary`2.

Returns

true if the System.Collections.Generic.IDictionary`2 contains an element with the key; otherwise, false.

Attributes
Exceptions

key is null.

First() First() First()

Returns an iterator to enumerate the items in the property set.

public : IIterator<IKeyValuePair<PlatForm::Guid, PlatForm::Object>> First()This member is not implemented in C#This member is not implemented in VB.Net
Returns
IIterator<IKeyValuePair<PlatForm::Guid, PlatForm::Object>> IIterator<KeyValuePair<Guid, object>> IIterator<KeyValuePair<Guid, object>>

The iterator. The current position of the iterator is index 0, or the end of the property set if the property set is empty.

Attributes

GetEnumerator() GetEnumerator() GetEnumerator()

Returns an enumerator that iterates through the collection.

This member is not implemented in C++IEnumerator<T> GetEnumerator()Function GetEnumerator As IEnumerator(Of T)
Returns

An enumerator that can be used to iterate through the collection.

Attributes

GetView() GetView() GetView()

Returns an immutable view of the property set.

public : IMapView<PlatForm::Guid, PlatForm::Object> GetView()This member is not implemented in C#This member is not implemented in VB.Net
Returns
IMapView<PlatForm::Guid, PlatForm::Object> IReadOnlyDictionary<Guid, object> IReadOnlyDictionary<Guid, object>

The immutable view.

Attributes

HasKey(Guid) HasKey(Guid) HasKey(Guid)

Indicates whether the property set has an item with the specified key.

public : PlatForm::Boolean HasKey(PlatForm::Guid key)This member is not implemented in C#This member is not implemented in VB.Net
Parameters
key
PlatForm::Guid Guid Guid

The key.

Returns
PlatForm::Boolean bool bool

True if the property set has an item with the specified key; otherwise, false.

Attributes

Insert(Guid, Object) Insert(Guid, Object) Insert(Guid, Object)

Adds an item to the property set.

public : PlatForm::Boolean Insert(PlatForm::Guid key, PlatForm::Object value)This member is not implemented in C#This member is not implemented in VB.Net
Parameters
key
PlatForm::Guid Guid Guid

The key of the item to insert.

value
PlatForm::Object Object Object

The value of the item to insert.

Returns
PlatForm::Boolean bool bool

True if the method replaced a value that already existed for the key; false if this is a new key.

Attributes

Lookup(Guid) Lookup(Guid) Lookup(Guid)

Retrieves the value for the specified key.

public : PlatForm::Object Lookup(PlatForm::Guid key)This member is not implemented in C#This member is not implemented in VB.Net
Parameters
key
PlatForm::Guid Guid Guid

The key.

Returns
PlatForm::Object object object

The value, if an item with the specified key exists. Use the HasKey method to determine whether the key exists.

Attributes

Remove(TKey) Remove(TKey) Remove(TKey)

Removes the element with the specified key from the System.Collections.Generic.IDictionary`2.

This member is not implemented in C++bool Remove(TKey key)Function Remove(key As TKey) As Boolean
Parameters
key
TKey TKey TKey

The key of the element to remove.

Returns

true if the element is successfully removed; otherwise, false. This method also returns false if key was not found in the original System.Collections.Generic.IDictionary`2.

Attributes
Exceptions

key is null.

The System.Collections.Generic.IDictionary`2 is read-only.

Remove(Guid) Remove(Guid) Remove(Guid)

Removes an item from the property set.

public : void Remove(PlatForm::Guid key)This member is not implemented in C#This member is not implemented in VB.Net
Parameters
key
PlatForm::Guid Guid Guid

The key of the item to remove.

Attributes

Remarks

For the C# and Microsoft Visual Basic version of the Remove(Guid) method, see Remove.

TryGetValue(TKey, out TValue) TryGetValue(TKey, out TValue) TryGetValue(TKey, out TValue)

Gets the value associated with the specified key.

This member is not implemented in C++bool TryGetValue(TKey key, out TValue value)Function TryGetValue(key As TKey, ByRef value As TValue) As Boolean
Parameters
key
TKey TKey TKey

The key whose value to get.

value
TValue TValue TValue

When this method returns, the value associated with the specified key, if the key is found; otherwise, the default value for the type of the value parameter. This parameter is passed uninitialized.

Returns

true if the object that implements System.Collections.Generic.IDictionary`2 contains an element with the specified key; otherwise, false.

Attributes
Exceptions

key is null.