DBusMaybe class
D-Bus value that contains a D-Bus type or null. This type is reserved for future use, and is not currently able to be sent or received using D-Bus.
Constructors
- DBusMaybe(DBusSignature valueSignature, DBusValue? value)
-
Creates a new D-Bus maybe containing
value.
Properties
- hashCode → int
-
The hash code for this object.
no setteroverride
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- signature → DBusSignature
-
Gets the signature for this value.
no setteroverride
- value → DBusValue?
-
The value contained in this maybe.
final
- valueSignature → DBusSignature
-
Signature of the value this maybe contains.
final
Methods
-
asArray(
) → List< DBusValue> -
Extracts the array inside this value. Only works if signature is an array type, e.g 'as'.
inherited
-
asBoolean(
) → bool -
Converts this value to the native Dart representation of a boolean. Only works if signature is 'b'.
inherited
-
asBooleanArray(
) → Iterable< bool> -
Extracts the boolean values inside this array. Only works if signature is 'ab'.
inherited
-
asByte(
) → int -
Converts this value to the native Dart representation of a byte. Only works if signature is 'y'.
inherited
-
asByteArray(
) → Iterable< int> -
Extracts the bytes inside this array. Only works if signature is 'ay'.
inherited
-
asDict(
) → Map< DBusValue, DBusValue> -
Extracts the dictionary inside this vlaue. Only works if signature is a dictionary type, e.g 'a{os}'.
inherited
-
asDouble(
) → double -
Converts this value to the native Dart representation of a 64 bit floating point number. Only works if signature is 'd'.
inherited
-
asDoubleArray(
) → Iterable< double> -
Extracts the 64 bit floating point numbers inside this array. Only works if signature is 'ad'.
inherited
-
asInt16(
) → int -
Converts this value to the native Dart representation of a 16 bit signed integer. Only works if signature is 'n'.
inherited
-
asInt16Array(
) → Iterable< int> -
Extracts the 16 bit signed integers inside this array. Only works if signature is 'an'.
inherited
-
asInt32(
) → int -
Converts this value to the native Dart representation of a 32 bit signed integer. Only works if signature is 'i'.
inherited
-
asInt32Array(
) → Iterable< int> -
Extracts the 32 bit signed integers inside this array. Only works if signature is 'ai'.
inherited
-
asInt64(
) → int -
Converts this value to the native Dart representation of a 64 bit signed integer. Only works if signature is 'x'.
inherited
-
asInt64Array(
) → Iterable< int> -
Extracts the 64 bit signed integers inside this array. Only works if signature is 'ax'.
inherited
-
asMaybe(
) → DBusValue? -
Extracts the maybe type inside this value. Only works if signature is a maybe type, e.g. 'mi'.
inherited
-
asObjectPath(
) → DBusObjectPath -
Extracts the object path inside this value. Only works if signature is 'o'.
inherited
-
asObjectPathArray(
) → Iterable< DBusObjectPath> -
Extracts the object paths inside this array. Only works if signature is 'ao'.
inherited
-
asSignature(
) → DBusSignature -
Extracts the signature inside this value. Only works if signature is 'g'.
inherited
-
asSignatureArray(
) → Iterable< DBusSignature> -
Extracts the signatures inside this array. Only works if signature is 'ag'.
inherited
-
asString(
) → String -
Converts this value to the native Dart representation of a string. Only works if signature is 's'.
inherited
-
asStringArray(
) → Iterable< String> -
Extracts the strings inside this array. Only works if signature is 'as'.
inherited
-
asStringVariantDict(
) → Map< String, DBusValue> -
Extracts the string to variant dictionary inside this value. Only works if signature is 'a{sv}'.
inherited
-
asStruct(
) → List< DBusValue> -
Extracts this child values inside this struct. Only works if signature is a struct type, e.g '(si)'.
inherited
-
asUint16(
) → int -
Converts this value to the native Dart representation of a 16 bit unsigned integer. Only works if signature is 'q'.
inherited
-
asUint16Array(
) → Iterable< int> -
Extracts the 16 bit unsigned integers inside this array. Only works if signature is 'aq'.
inherited
-
asUint32(
) → int -
Converts this value to the native Dart representation of a 32 bit unsigned integer. Only works if signature is 'u'.
inherited
-
asUint32Array(
) → Iterable< int> -
Extracts the 32 bit unsigned integers inside this array. Only works if signature is 'au'.
inherited
-
asUint64(
) → int -
Converts this value to the native Dart representation of a 64 bit unsigned integer. Only works if signature is 't'.
inherited
-
asUint64Array(
) → Iterable< int> -
Extracts the 64 bit unsigned integers inside this array. Only works if signature is 'at'.
inherited
-
asUnixFd(
) → ResourceHandle -
Extracts the ResourceHandle inside this unix file descriptor D-Bus value. Only works if signature is 'h'.
inherited
-
asUnixFdArray(
) → Iterable< ResourceHandle> -
Extracts the resource handles inside this array of unix file descriptors. Only works if signature is 'ah'.
inherited
-
asVariant(
) → DBusValue -
Extracts the value stored inside this variant. Only works if signature is 'v'.
inherited
-
asVariantArray(
) → Iterable< DBusValue> -
Extracts the values inside this variant array. Only works if signature is 'av'.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toNative(
) → dynamic -
Converts this value to a native Dart representation.
override
-
toString(
) → String -
A string representation of this object.
override
Operators
-
operator ==(
Object other) → bool -
The equality operator.
override