Class Radio

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Definition

Namespace:
Tizen.Multimedia
Assembly:
Tizen.Multimedia.Radio.dll
API Level:
3

Provides a means for using the radio feature.


                
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public class Radio : IDisposable
Inheritance
Object
Radio
Implements
System.IDisposable

Constructors

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Radio()

Initializes a new instance of the Radio class.

Declaration

                
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public Radio()
Exceptions
Type Condition
System.NotSupportedException

The radio feature is not supported.
API Level: 3

Properties

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ChannelSpacing

Gets the channel spacing for the current region.

Declaration

                
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public int ChannelSpacing { get; }
Property Value
Type Description
System.Int32
API Level: 3
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Frequency

Gets or sets the radio frequency in the range of 87500 ~ 108000 kHz.

Declaration

                
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public int Frequency { get; set; }
Property Value
Type Description
System.Int32
Exceptions
Type Condition
ArgumentOutOfRangeException

value is less than Min of FrequencyRange.
-or-
value is greater than Max of FrequencyRange.
API Level: 3
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FrequencyRange

Gets the frequency for the region in the range of 87500 ~ 108000 kHz.

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public Range FrequencyRange { get; }
Property Value
Type Description
Range
API Level: 3
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IsMuted

Gets or sets the value indicating if the radio is muted.

Declaration

                
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public bool IsMuted { get; set; }
Property Value
Type Description
Boolean

true if the radio is muted; otherwise, false. The default is false.
API Level: 3
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SignalStrength

Gets the current signal strength in the range of -128 ~ 128 dBm.

Declaration

                
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public int SignalStrength { get; }
Property Value
Type Description
System.Int32
API Level: 3
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State

Gets the current state of the radio.

Declaration

                
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public RadioState State { get; }
Property Value
Type Description
RadioState
API Level: 3
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Volume

Gets or sets the radio volume level.

Declaration

                
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public float Volume { get; set; }
Property Value
Type Description
Single

The default is 1.0.
Remarks

Valid volume range is from 0 to 1.0(100%), inclusive.

Exceptions
Type Condition
ArgumentOutOfRangeException

value is less than zero.
-or-
value is greater than 1.0.
API Level: 3

Methods

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Dispose()

Releases all resources used by the Radio object.

Declaration

                
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public void Dispose()
API Level: 3
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Dispose(Boolean)

Releases the resources used by the Radio.

Declaration

                
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protected virtual void Dispose(bool disposing)
Parameters
Type Name Description
Boolean disposing

true to release both managed and unmanaged resources; false to release only unmanaged resources.
API Level: 3
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SeekDownAsync()

Seeks down the effective frequency of the radio.

Declaration

                
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public Task<int> SeekDownAsync()
Returns
Type Description
System.Threading.Tasks.Task<System.Int32>

A task that represents the asynchronous seeking operation. The result value is the current frequency in the range of 87500 ~ 108000 kHz. It can be -1 if the seeking operation has failed.
Remarks

The radio must be in the Playing state.

Exceptions
Type Condition
InvalidOperationException

The radio is not in the valid state.
-or-
Seeking is in progress.
API Level: 3
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SeekUpAsync()

Seeks up the effective frequency of the radio.

Declaration

                
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public Task<int> SeekUpAsync()
Returns
Type Description
System.Threading.Tasks.Task<System.Int32>

A task that represents the asynchronous seeking operation. The result value is the current frequency in the range of 87500 ~ 108000 kHz. It can be -1 if the seeking operation has failed.
Remarks

The radio must be in the Playing state.

Exceptions
Type Condition
InvalidOperationException

The radio is not in the valid state.
-or-
Seeking is in progress.
API Level: 3
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Start()

Starts the radio.

Declaration

                
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public void Start()
Remarks

The radio must be in the Ready state.

Exceptions
Type Condition
InvalidOperationException

The radio is not in the valid state.
API Level: 3
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StartScan()

Starts the radio scanning and triggers the ScanUpdated event when the scan information is updated.

Declaration

                
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public void StartScan()
Remarks

The radio must be in the Ready or Playing state.

Exceptions
Type Condition
InvalidOperationException

The radio is not in the valid state.
See Also
API Level: 3
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Stop()

Stops the radio.

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public void Stop()
Remarks

The radio must be in the Playing state.

Exceptions
Type Condition
InvalidOperationException

The radio is not in the valid state.
API Level: 3
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StopScan()

Stops the radio scanning.

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public void StopScan()
Remarks

The radio must be in the Scanning state.

Exceptions
Type Condition
InvalidOperationException

The radio is not in the valid state.
See Also
API Level: 3

Events

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Interrupted

Occurs when the radio is interrupted.

Declaration

                
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public event EventHandler<RadioInterruptedEventArgs> Interrupted
Event Type
Type Description
System.EventHandler<RadioInterruptedEventArgs>
API Level: 3
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ScanCompleted

Occurs when the radio scanning is completed.

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public event EventHandler ScanCompleted
Event Type
Type Description
EventHandler
API Level: 3
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ScanStopped

Occurs when the radio scanning stops.

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public event EventHandler ScanStopped
Event Type
Type Description
EventHandler
API Level: 3
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ScanUpdated

Occurs when the radio scanning information is updated.

Declaration

                
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public event EventHandler<ScanUpdatedEventArgs> ScanUpdated
Event Type
Type Description
System.EventHandler<ScanUpdatedEventArgs>
API Level: 3

Implements

System.IDisposable