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author | Shawn Rutledge <shawn.rutledge@qt.io> | 2017-04-25 10:18:08 +0200 |
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committer | Shawn Rutledge <shawn.rutledge@qt.io> | 2017-11-24 11:50:01 +0000 |
commit | cfccd44b9db066e996759515297b42865064c806 (patch) | |
tree | a580fd300ce59bb48ecb181943e4e32a92169321 | |
parent | b19036ad56896496cad4d679d44032c031c4010b (diff) |
Demonstrate the new AA_CompressTabletEvents in the tablet example
Change-Id: I1972da2ead51274771ff24b4c506c2b581ee6abe
Reviewed-by: Gabriel de Dietrich <gabriel.dedietrich@qt.io>
Reviewed-by: Jan Arve Sæther <jan-arve.saether@qt.io>
-rw-r--r-- | examples/widgets/widgets/tablet/mainwindow.cpp | 10 | ||||
-rw-r--r-- | examples/widgets/widgets/tablet/mainwindow.h | 1 |
2 files changed, 11 insertions, 0 deletions
diff --git a/examples/widgets/widgets/tablet/mainwindow.cpp b/examples/widgets/widgets/tablet/mainwindow.cpp index 0d63ac316b..feae16dd83 100644 --- a/examples/widgets/widgets/tablet/mainwindow.cpp +++ b/examples/widgets/widgets/tablet/mainwindow.cpp @@ -60,6 +60,7 @@ MainWindow::MainWindow(TabletCanvas *canvas) createMenus(); setWindowTitle(tr("Tablet Example")); setCentralWidget(m_canvas); + QCoreApplication::setAttribute(Qt::AA_CompressHighFrequencyEvents); } //! [0] @@ -97,6 +98,11 @@ void MainWindow::setSaturationValuator(QAction *action) } //! [4] +void MainWindow::setEventCompression(bool compress) +{ + QCoreApplication::setAttribute(Qt::AA_CompressTabletEvents, compress); +} + //! [5] void MainWindow::save() { @@ -220,6 +226,10 @@ void MainWindow::createMenus() connect(colorSaturationGroup, &QActionGroup::triggered, this, &MainWindow::setSaturationValuator); + QAction *compressAction = tabletMenu->addAction(tr("Co&mpress events")); + compressAction->setCheckable(true); + connect(compressAction, &QAction::toggled, this, &MainWindow::setEventCompression); + QMenu *helpMenu = menuBar()->addMenu("&Help"); helpMenu->addAction(tr("A&bout"), this, &MainWindow::about); helpMenu->addAction(tr("About &Qt"), qApp, &QApplication::aboutQt); diff --git a/examples/widgets/widgets/tablet/mainwindow.h b/examples/widgets/widgets/tablet/mainwindow.h index 68af1f1687..4b99324f04 100644 --- a/examples/widgets/widgets/tablet/mainwindow.h +++ b/examples/widgets/widgets/tablet/mainwindow.h @@ -71,6 +71,7 @@ private slots: void setAlphaValuator(QAction *action); void setLineWidthValuator(QAction *action); void setSaturationValuator(QAction *action); + void setEventCompression(bool compress); void save(); void load(); void about(); |