Package org.gnome.webkit

Interface WebView.QueryPermissionStateCallback

All Superinterfaces:

FunctionPointer

Enclosing class:

WebView

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public static interface WebView.QueryPermissionStateCallback
extends FunctionPointer

Functional interface declaration of the QueryPermissionStateCallback callback.

See Also:

• run(org.gnome.webkit.PermissionStateQuery)

Method Summary

Modifier and Type	Method	Description
boolean	run(PermissionStateQuery query)	This signal allows the User-Agent to respond to permission requests for powerful features, as specified by the Permissions W3C Specification.
default MemorySegment	toCallback(Arena arena)	Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment) method.
default int	upcall(MemorySegment sourceWebView, MemorySegment query)	The upcall method is called from native code.

Method Details

run

boolean run(PermissionStateQuery query)

This signal allows the User-Agent to respond to permission requests for powerful features, as specified by the Permissions W3C Specification. You can reply to the query using webkit_permission_state_query_finish().

You can handle the query asynchronously by calling webkit_permission_state_query_ref() on query and returning true. If the last reference of query is removed and the query has not been handled, the query result will be set to WEBKIT_QUERY_PERMISSION_PROMPT.

upcall

default int upcall(MemorySegment sourceWebView,
 MemorySegment query)

The upcall method is called from native code. The parameters are marshaled and run(org.gnome.webkit.PermissionStateQuery) is executed.

toCallback

default MemorySegment toCallback(Arena arena)

Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment) method.

Specified by:

toCallback in interface FunctionPointer

Parameters:

arena - the function pointer will be allocated in this arena

Returns:

the native function pointer