diff options
| author | Daniel Vrátil <daniel.vratil@kdab.com> | 2016-11-03 10:30:12 +0100 |
|---|---|---|
| committer | Daniel Vrátil <daniel.vratil@kdab.com> | 2016-11-11 13:37:34 +0000 |
| commit | a3c9550d7cef969298c43276cbfe92abb8578ce5 (patch) | |
| tree | 67e23dcc3254148425455201f06eb47dc2312b66 /src/gui/kernel/qwindow.cpp | |
| parent | c877af847a588f958c1c7ed31ef138d44e6a9507 (diff) | |
QWindow::setFlags: return early if the flags didn't change
Prevents calling into QPlatformWindow::setWindowFlags() when
there's no change.
Change-Id: I2dccf3052b5895ee7f05623e6ed468be14bb0c0d
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Sérgio Martins <sergio.martins@kdab.com>
Diffstat (limited to 'src/gui/kernel/qwindow.cpp')
| -rw-r--r-- | src/gui/kernel/qwindow.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gui/kernel/qwindow.cpp b/src/gui/kernel/qwindow.cpp index 91b5acbd35..ca29906fad 100644 --- a/src/gui/kernel/qwindow.cpp +++ b/src/gui/kernel/qwindow.cpp @@ -825,6 +825,9 @@ QSurfaceFormat QWindow::format() const void QWindow::setFlags(Qt::WindowFlags flags) { Q_D(QWindow); + if (d->windowFlags == flags) + return; + if (d->platformWindow) d->platformWindow->setWindowFlags(flags); d->windowFlags = flags; |