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| author | Liang Qi <liang.qi@qt.io> | 2017-11-21 14:34:31 +0100 |
|---|---|---|
| committer | Liang Qi <liang.qi@qt.io> | 2017-11-23 09:36:03 +0100 |
| commit | 153e8b49adfe210cb00490284a14c94c08e03c3f (patch) | |
| tree | 59d9522d6dc96215cc2cb1d19b3e8a0e580bcb41 /examples/qtconcurrent/progressdialog/main.cpp | |
| parent | ef7c0594bf9e41813c9c841e00c3a52269d363f5 (diff) | |
| parent | a4113d0c644edba1c39d9d268a259e95ae51c61e (diff) | |
| download | qtbase-153e8b49adfe210cb00490284a14c94c08e03c3f.tar.gz | |
Merge remote-tracking branch 'origin/5.10' into dev
Conflicts:
src/network/access/qhttp2protocolhandler_p.h
src/network/kernel/kernel.pri
src/network/ssl/qsslkey_qt.cpp
src/plugins/platforms/cocoa/qcocoascreen.mm
src/plugins/platforms/windows/accessible/iaccessible2.cpp
src/plugins/platforms/windows/accessible/iaccessible2.h
src/plugins/platforms/windows/accessible/qwindowsaccessibility.cpp
src/plugins/platforms/windows/accessible/qwindowsmsaaaccessible.cpp
src/plugins/platforms/windows/accessible/qwindowsmsaaaccessible.h
src/widgets/widgets/qmenu_p.h
tests/auto/network/access/qnetworkreply/tst_qnetworkreply.cpp
tests/auto/other/qaccessibility/tst_qaccessibility.cpp
tests/auto/testlib/selftests/expected_cmptest.lightxml
tests/auto/testlib/selftests/expected_cmptest.teamcity
tests/auto/testlib/selftests/expected_cmptest.txt
tests/auto/testlib/selftests/expected_cmptest.xml
Done-with: Edward Welbourne <edward.welbourne@qt.io>
Change-Id: I4217cc7d840cbae3e3dd28574741544469c4c6b9
Diffstat (limited to 'examples/qtconcurrent/progressdialog/main.cpp')
| -rw-r--r-- | examples/qtconcurrent/progressdialog/main.cpp | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/examples/qtconcurrent/progressdialog/main.cpp b/examples/qtconcurrent/progressdialog/main.cpp index 0f251c00f1..c277111813 100644 --- a/examples/qtconcurrent/progressdialog/main.cpp +++ b/examples/qtconcurrent/progressdialog/main.cpp @@ -51,24 +51,16 @@ #include <QtWidgets> #include <QtConcurrent> -using namespace QtConcurrent; - -const int iterations = 20; +#include <functional> -void spin(int &iteration) -{ - const int work = 1000 * 1000 * 40; - volatile int v = 0; - for (int j = 0; j < work; ++j) - ++v; - - qDebug() << "iteration" << iteration << "in thread" << QThread::currentThreadId(); -} +using namespace QtConcurrent; int main(int argc, char **argv) { QApplication app(argc, argv); + const int iterations = 20; + // Prepare the vector. QVector<int> vector; for (int i = 0; i < iterations; ++i) @@ -80,10 +72,20 @@ int main(int argc, char **argv) // Create a QFutureWatcher and connect signals and slots. QFutureWatcher<void> futureWatcher; - QObject::connect(&futureWatcher, SIGNAL(finished()), &dialog, SLOT(reset())); - QObject::connect(&dialog, SIGNAL(canceled()), &futureWatcher, SLOT(cancel())); - QObject::connect(&futureWatcher, SIGNAL(progressRangeChanged(int,int)), &dialog, SLOT(setRange(int,int))); - QObject::connect(&futureWatcher, SIGNAL(progressValueChanged(int)), &dialog, SLOT(setValue(int))); + QObject::connect(&futureWatcher, &QFutureWatcher<void>::finished, &dialog, &QProgressDialog::reset); + QObject::connect(&dialog, &QProgressDialog::canceled, &futureWatcher, &QFutureWatcher<void>::cancel); + QObject::connect(&futureWatcher, &QFutureWatcher<void>::progressRangeChanged, &dialog, &QProgressDialog::setRange); + QObject::connect(&futureWatcher, &QFutureWatcher<void>::progressValueChanged, &dialog, &QProgressDialog::setValue); + + // Our function to compute + std::function<void(int&)> spin = [](int &iteration) { + const int work = 1000 * 1000 * 40; + volatile int v = 0; + for (int j = 0; j < work; ++j) + ++v; + + qDebug() << "iteration" << iteration << "in thread" << QThread::currentThreadId(); + }; // Start the computation. futureWatcher.setFuture(QtConcurrent::map(vector, spin)); |
