QRadioData ¶

概要 ¶

详细描述 ¶

The radio data object will emit signals for any changes in radio data. You can enable or disable alternative frequency with setAlternativeFrequenciesEnabled() .

You can get a QRadioData instance fromt the radioData property from a QRadioTuner 实例。

radio = new QRadioTuner;
radioData = radio->radioData();
											

Alternatively, you can pass an instance of QRadioTuner to the constructor to QRadioData .

另请参阅

无线电概述

class QRadioData ( mediaObject [ , parent=None ] ) ¶

param parent

QObject

param mediaObject

QMediaObject

Constructs a radio data based on a mediaObject and parent .

mediaObject should be an instance of QRadioTuner . It is preferable to use the radioData property on a QRadioTuner instance to get an instance of QRadioData .

During construction, this class is bound to the mediaObject 使用 bind() 方法。

PySide2.QtMultimedia.QRadioData. Error ¶

Enumerates radio data error conditions.

常量	描述
QRadioData.NoError	没有发生错误。
QRadioData.ResourceError	There is no radio service available.
QRadioData.OpenError	Unable to open radio device.
QRadioData.OutOfRangeError	An attempt to set a frequency or band that is not supported by radio device.

PySide2.QtMultimedia.QRadioData. ProgramType ¶

This property holds the type of the currently playing program as transmitted by the radio station. The value can be any one of the values defined in the table below.

常量	描述
QRadioData.Undefined
QRadioData.News
QRadioData.CurrentAffairs
QRadioData.Information
QRadioData.Sport
QRadioData.Education
QRadioData.Drama
QRadioData.Culture
QRadioData.Science
QRadioData.Varied
QRadioData.PopMusic
QRadioData.RockMusic
QRadioData.EasyListening
QRadioData.LightClassical
QRadioData.SeriousClassical
QRadioData.OtherMusic
QRadioData.Weather
QRadioData.Finance
QRadioData.ChildrensProgrammes
QRadioData.SocialAffairs
QRadioData.Religion
QRadioData.PhoneIn
QRadioData.Travel
QRadioData.Leisure
QRadioData.JazzMusic
QRadioData.CountryMusic
QRadioData.NationalMusic
QRadioData.OldiesMusic
QRadioData.FolkMusic
QRadioData.Documentary
QRadioData.AlarmTest
QRadioData.Alarm
QRadioData.Talk
QRadioData.ClassicRock
QRadioData.AdultHits
QRadioData.SoftRock
QRadioData.Top40
QRadioData.Soft
QRadioData.Nostalgia
QRadioData.Classical
QRadioData.RhythmAndBlues
QRadioData.SoftRhythmAndBlues
QRadioData.Language
QRadioData.ReligiousMusic
QRadioData.ReligiousTalk
QRadioData.Personality
QRadioData.Public
QRadioData.College

PySide2.QtMultimedia.QRadioData. alternativeFrequenciesEnabledChanged ( enabled ) ¶

参数

enabled – bool

PySide2.QtMultimedia.QRadioData. availability ( ) ¶

返回类型

AvailabilityStatus

Returns the availability of the radio data service.

A long as there is a media service which provides radio functionality, then the availability will be that of the radio tuner .

PySide2.QtMultimedia.QRadioData. error ( ) ¶

返回类型

Error

Returns the error state of a radio data.

另请参阅

errorString()

PySide2.QtMultimedia.QRadioData. error ( error ) ¶

参数

error – Error

PySide2.QtMultimedia.QRadioData. errorString ( ) ¶

返回类型

unicode

Returns a description of a radio data’s error state.

另请参阅

error()

PySide2.QtMultimedia.QRadioData. isAlternativeFrequenciesEnabled ( ) ¶

返回类型

bool

PySide2.QtMultimedia.QRadioData. programType ( ) ¶

返回类型

ProgramType

PySide2.QtMultimedia.QRadioData. programTypeChanged ( programType ) ¶

参数

programType – ProgramType

PySide2.QtMultimedia.QRadioData. programTypeName ( ) ¶

返回类型

unicode

PySide2.QtMultimedia.QRadioData. programTypeNameChanged ( programTypeName ) ¶

参数

programTypeName – unicode

PySide2.QtMultimedia.QRadioData. radioText ( ) ¶

返回类型

unicode

PySide2.QtMultimedia.QRadioData. radioTextChanged ( radioText ) ¶

参数

radioText – unicode

PySide2.QtMultimedia.QRadioData. setAlternativeFrequenciesEnabled ( enabled ) ¶

参数

enabled – bool

另请参阅

isAlternativeFrequenciesEnabled()

PySide2.QtMultimedia.QRadioData. stationId ( ) ¶

返回类型

unicode

PySide2.QtMultimedia.QRadioData. stationIdChanged ( stationId ) ¶

参数

stationId – unicode

PySide2.QtMultimedia.QRadioData. stationName ( ) ¶

返回类型

unicode

PySide2.QtMultimedia.QRadioData. stationNameChanged ( stationName ) ¶

参数

stationName – unicode