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author | Qt Forward Merge Bot <qt_forward_merge_bot@qt-project.org> | 2020-01-15 01:00:38 +0100 |
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committer | Qt Forward Merge Bot <qt_forward_merge_bot@qt-project.org> | 2020-01-15 01:00:39 +0100 |
commit | c3123c757a2301445ac286ce2c8af20959151e21 (patch) | |
tree | c8f5421725d0fe0cfe8a29136937e54d6f3f95c2 /examples | |
parent | 2cbc5f6f7ae8ba580126a7cafc1898377c2a2407 (diff) | |
parent | 7a59d6f138ff8799170cc03d709525ab965d703a (diff) |
Merge remote-tracking branch 'origin/5.14' into 5.15
Change-Id: I8dbcf23835d52d3aa7d018ed250814d60c68aa83
Diffstat (limited to 'examples')
-rw-r--r-- | examples/corelib/threads/doc/src/mandelbrot.qdoc | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/examples/corelib/threads/doc/src/mandelbrot.qdoc b/examples/corelib/threads/doc/src/mandelbrot.qdoc index 9e3fdc1dfe..b32fa097b3 100644 --- a/examples/corelib/threads/doc/src/mandelbrot.qdoc +++ b/examples/corelib/threads/doc/src/mandelbrot.qdoc @@ -238,8 +238,7 @@ \snippet threads/mandelbrot/mandelbrotwidget.cpp 1 The interesting part of the constructor is the - qRegisterMetaType() and QObject::connect() calls. Let's start - with the \l{QObject::connect()}{connect()} call. + QObject::connect() call. Although it looks like a standard signal-slot connection between two \l{QObject}s, because the signal is emitted in a different @@ -254,9 +253,10 @@ With queued connections, Qt must store a copy of the arguments that were passed to the signal so that it can pass them to the slot later on. Qt knows how to take of copy of many C++ and Qt - types, but QImage isn't one of them. We must therefore call the - template function qRegisterMetaType() before we can use QImage - as a parameter in queued connections. + types, so, no further action is needed for QImage. + If a custom type was used, a call to the template function + qRegisterMetaType() would be required before the type + could be used as a parameter in queued connections. \snippet threads/mandelbrot/mandelbrotwidget.cpp 2 \snippet threads/mandelbrot/mandelbrotwidget.cpp 3 |