[#btck-KernelNotifications-ProgressHandler]
= xref:btck.adoc[btck]::xref:btck/KernelNotifications.adoc[KernelNotifications]::ProgressHandler
:relfileprefix: ../../
:mrdocs:

Called to report progress of a long&hyphen;running operation&period;

== Synopsis

Declared in `&lt;kernel&sol;bitcoinkernel&lowbar;wrapper&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
virtual
void
ProgressHandler(
    std::string&lowbar;view title,
    int progress&lowbar;percent,
    bool resume&lowbar;possible);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *title*
| A human&hyphen;readable operation title&period;
| *progress&lowbar;percent*
| Percentage complete, from 0 to 100&period;
| *resume&lowbar;possible*
| True if the operation can be resumed after interruption&period;
|===


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