diff options
author | Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io> | 2018-09-03 14:02:13 +0200 |
---|---|---|
committer | Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io> | 2018-10-15 10:55:18 +0000 |
commit | 1f6bfc220774e9407fe88916843b76ed103cff72 (patch) | |
tree | 8d6157d5b974e6045d75a716f8eb0db4daefa35f /src/corelib/doc/snippets/code/src_corelib_thread_qsemaphore.cpp | |
parent | 02a214442781bf112c1cc85d2470c6fcec8ed207 (diff) |
Doc: Move literal code block to a separate file
We need to override this snippet for the documentation
we generate for Qt for Python, and it is easier to have
it on a separate file.
Task-number: PYSIDE-801
Task-number: PYSIDE-691
Change-Id: Ideb5b6af25024279f167137d3b65660bb9c96a7e
Reviewed-by: Topi Reiniƶ <topi.reinio@qt.io>
Diffstat (limited to 'src/corelib/doc/snippets/code/src_corelib_thread_qsemaphore.cpp')
-rw-r--r-- | src/corelib/doc/snippets/code/src_corelib_thread_qsemaphore.cpp | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/corelib/doc/snippets/code/src_corelib_thread_qsemaphore.cpp b/src/corelib/doc/snippets/code/src_corelib_thread_qsemaphore.cpp index 2081e4fdd0..52105bce0b 100644 --- a/src/corelib/doc/snippets/code/src_corelib_thread_qsemaphore.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_thread_qsemaphore.cpp @@ -81,3 +81,32 @@ QSemaphore sem(5); // sem.available() == 5 sem.tryAcquire(250, 1000); // sem.available() == 5, waits 1000 milliseconds and returns false sem.tryAcquire(3, 30000); // sem.available() == 2, returns true without waiting //! [3] + +//! [4] +// ... do something that may throw or return early +sem.release(); +//! [4] + +//! [5] +const QSemaphoreReleaser releaser(sem); +// ... do something that may throw or early return +// implicitly calls sem.release() here and at every other return in between +//! [5] + +//! [6] +{ // some scope + QSemaphoreReleaser releaser; // does nothing + // ... + if (someCondition) { + releaser = QSemaphoreReleaser(sem); + // ... + } + // ... +} // conditionally calls sem.release(), depending on someCondition +//! [6] + +//! [7] +releaser.cancel(); // avoid releasing old semaphore() +releaser = QSemaphoreReleaser(sem, 42); +// now will call sem.release(42) when 'releaser' is destroyed +//! [7] |