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| author | Tor Arne Vestbø <tor.arne.vestbo@qt.io> | 2016-09-14 15:01:13 +0200 |
|---|---|---|
| committer | Tor Arne Vestbø <tor.arne.vestbo@theqtcompany.com> | 2016-09-22 16:45:15 +0000 |
| commit | 0deb0796a42a64930f2d977cd4041c5f1c047187 (patch) | |
| tree | 3b35aba7908a19987f38f0577da878ddfd199596 /examples/gui/rasterwindow/rasterwindow.cpp | |
| parent | 524b59b0f51b554ecabbf2663891f9ae1650d122 (diff) | |
Modernize rasterwindow/openglwindow examples to use requestUpdate()
Change-Id: Ib8d0c42db7343247d0431ea008eb17da9ee98f4d
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>
Diffstat (limited to 'examples/gui/rasterwindow/rasterwindow.cpp')
| -rw-r--r-- | examples/gui/rasterwindow/rasterwindow.cpp | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/examples/gui/rasterwindow/rasterwindow.cpp b/examples/gui/rasterwindow/rasterwindow.cpp index eb34bec252..fb717a4c8a 100644 --- a/examples/gui/rasterwindow/rasterwindow.cpp +++ b/examples/gui/rasterwindow/rasterwindow.cpp @@ -53,7 +53,6 @@ //! [1] RasterWindow::RasterWindow(QWindow *parent) : QWindow(parent) - , m_update_pending(false) { create(); m_backingStore = new QBackingStore(this); @@ -68,7 +67,6 @@ RasterWindow::RasterWindow(QWindow *parent) bool RasterWindow::event(QEvent *event) { if (event->type() == QEvent::UpdateRequest) { - m_update_pending = false; renderNow(); return true; } @@ -79,10 +77,7 @@ bool RasterWindow::event(QEvent *event) //! [6] void RasterWindow::renderLater() { - if (!m_update_pending) { - m_update_pending = true; - QCoreApplication::postEvent(this, new QEvent(QEvent::UpdateRequest)); - } + requestUpdate(); } //! [6] @@ -99,9 +94,8 @@ void RasterWindow::resizeEvent(QResizeEvent *resizeEvent) //! [2] void RasterWindow::exposeEvent(QExposeEvent *) { - if (isExposed()) { + if (isExposed()) renderNow(); - } } //! [2] |