diff options
| author | Ivan Solovev <ivan.solovev@qt.io> | 2023-03-09 13:22:12 +0100 |
|---|---|---|
| committer | Ivan Solovev <ivan.solovev@qt.io> | 2023-03-28 09:45:55 +0100 |
| commit | 502a7706b94380d4957a7e594fc7c4c4db8ae81b (patch) | |
| tree | 2448680a8c17ded8ea5cac9e7a54c68cc9750621 /src/corelib/doc/snippets | |
| parent | e8622fb2046f94fb2c8b9a9d0c1cec6d082485e8 (diff) | |
QFutureInterface: add a warning when an existing continuation is overwritten
... and also extend the documentation to explain this case explicitly.
Fixes: QTBUG-107545
Pick-to: 6.5 6.2
Change-Id: I9414cc677b037989de60e97871485018e5c8a569
Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io>
Diffstat (limited to 'src/corelib/doc/snippets')
| -rw-r--r-- | src/corelib/doc/snippets/code/src_corelib_thread_qfuture.cpp | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/corelib/doc/snippets/code/src_corelib_thread_qfuture.cpp b/src/corelib/doc/snippets/code/src_corelib_thread_qfuture.cpp index 091d98539b..cf85dab226 100644 --- a/src/corelib/doc/snippets/code/src_corelib_thread_qfuture.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_thread_qfuture.cpp @@ -385,3 +385,17 @@ QFuture<QFuture<QFuture<int>>>> outerFuture; QFuture<int> unwrappedFuture = outerFuture.unwrap(); //! [30] + +//! [31] +QPromise<int> p; + +QFuture<int> f1 = p.future(); +f1.then([](int) { qDebug("first"); }); + +QFuture<int> f2 = p.future(); +f2.then([](int) { qDebug("second"); }); + +p.start(); +p.addResult(42); +p.finish(); +//! [31] |