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HdLazyContainerDataSource Class Reference

A container data source lazily evaluating the given thunk to forward all calls to the container data source computed by the thunk. More...

#include <lazyContainerDataSource.h>

+ Inheritance diagram for HdLazyContainerDataSource:

Public Types

using Thunk = std::function< HdContainerDataSourceHandle()>
 

Public Member Functions

 HD_DECLARE_DATASOURCE (HdLazyContainerDataSource)
 
HD_API TfTokenVector GetNames () override
 Returns the list of names for which Get(...) is expected to return a non-null value.
 
HD_API HdDataSourceBaseHandle Get (const TfToken &name) override
 Returns the child datasource of the given name.
 
- Public Member Functions inherited from HdContainerDataSource
 HD_DECLARE_DATASOURCE_ABSTRACT (HdContainerDataSource)
 
virtual TfTokenVector GetNames ()=0
 Returns the list of names for which Get(...) is expected to return a non-null value.
 
virtual HdDataSourceBaseHandle Get (const TfToken &name)=0
 Returns the child datasource of the given name.
 

Protected Member Functions

HD_API HdLazyContainerDataSource (const Thunk &thunk)
 

Additional Inherited Members

- Static Public Member Functions inherited from HdContainerDataSource
static HD_API HdDataSourceBaseHandle Get (const Handle &container, const HdDataSourceLocator &locator)
 A convenience function: given container, return the descendant identified by locator, which may be at any depth.
 

Detailed Description

A container data source lazily evaluating the given thunk to forward all calls to the container data source computed by the thunk.

Definition at line 36 of file lazyContainerDataSource.h.

Member Typedef Documentation

◆ Thunk

using Thunk = std::function<HdContainerDataSourceHandle()>

Definition at line 41 of file lazyContainerDataSource.h.

Member Function Documentation

◆ Get()

HD_API HdDataSourceBaseHandle Get ( const TfToken name)
overridevirtual

Returns the child datasource of the given name.

This call is expected to be threadsafe.

Implements HdContainerDataSource.

◆ GetNames()

HD_API TfTokenVector GetNames ( )
overridevirtual

Returns the list of names for which Get(...) is expected to return a non-null value.

This call is expected to be threadsafe.

Implements HdContainerDataSource.


The documentation for this class was generated from the following file: