QLocationPermission Class

Access the user's location. 更多...

头：	#include <QPermissions>
CMake:	find_package(Qt6 REQUIRED COMPONENTS Core) target_link_libraries(mytarget PRIVATE Qt6::Core)
qmake:	QT += core
Since:	Qt 6.5

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公共类型

enum	Accuracy { Approximate, Precise }
enum	可用性 { WhenInUse, Always }

公共函数

QLocationPermission::Accuracy	accuracy () const
QLocationPermission::Availability	availability () const
void	setAccuracy (QLocationPermission::Accuracy accuracy )
void	setAvailability (QLocationPermission::Availability availability )

详细描述

By default the request is for approximate accuracy, and only while the application is in use. Use setAccuracy () 和/或 setAvailability () to override the default.

要求

To request this permission at runtime, the following platform specific usage declarations have to be made at build time:

平台类型

macOS Usage description NSLocationUsageDescription

iOS Usage description NSLocationWhenInUseUsageDescription ，和 NSLocationAlwaysAndWhenInUseUsageDescription if requesting QLocationPermission::Always

Android

平台	类型
macOS	Usage description	`NSLocationUsageDescription`
iOS	Usage description	`NSLocationWhenInUseUsageDescription` ，和 `NSLocationAlwaysAndWhenInUseUsageDescription` if requesting QLocationPermission::Always
Android	`uses-permission`	`android.permission.ACCESS_FINE_LOCATION` for QLocationPermission::Precise `android.permission.ACCESS_COARSE_LOCATION` for QLocationPermission::Approximate `android.permission.ACCESS_BACKGROUND_LOCATION` for QLocationPermission::Always 注意： QLocationPermission::Always `uses-permission` string has to be combined with one or both of QLocationPermission::Precise and QLocationPermission::Approximate strings.


uses-permission

android.permission.ACCESS_FINE_LOCATION for QLocationPermission::Precise
android.permission.ACCESS_COARSE_LOCATION for QLocationPermission::Approximate
android.permission.ACCESS_BACKGROUND_LOCATION for QLocationPermission::Always

注意： QLocationPermission::Always uses-permission string has to be combined with one or both of QLocationPermission::Precise and QLocationPermission::Approximate strings.

Please see the individual usage declaration types for how to add them to your project.

另请参阅 QPermission , QCoreApplication::requestPermission (), QCoreApplication::checkPermission ()，和应用程序权限 .

成员类型文档编制

enum QLocationPermission:: Accuracy

This enum is used to control the accuracy of the location data.

常量	值	描述
`QLocationPermission::Approximate`	`0`	An approximate location is requested.
`QLocationPermission::Precise`	`1`	A precise location is requested.

enum QLocationPermission:: 可用性

This enum is used to control the availability of the location data.

常量	值	描述
`QLocationPermission::WhenInUse`	`0`	The location is only available only when the application is in use.
`QLocationPermission::Always`	`1`	The location is available at all times, including when the application is in the background.

成员函数文档编制

QLocationPermission::Accuracy QLocationPermission:: accuracy () const

Returns the accuracy of the request.

另请参阅 setAccuracy ().

QLocationPermission::Availability QLocationPermission:: availability () const

Returns the availability of the request.

另请参阅 setAvailability ().

void QLocationPermission:: setAccuracy ( QLocationPermission::Accuracy accuracy )

设置期望 accuracy of the request.

另请参阅 accuracy ().

void QLocationPermission:: setAvailability ( QLocationPermission::Availability availability )

设置期望 availability of the request.

另请参阅 availability ().