diff options
| -rw-r--r-- | src/client/qwaylandwindow.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/client/qwaylandwindow.cpp b/src/client/qwaylandwindow.cpp index 954d6df3..6aa2c6ab 100644 --- a/src/client/qwaylandwindow.cpp +++ b/src/client/qwaylandwindow.cpp @@ -104,12 +104,17 @@ void QWaylandWindow::initWindow() if (mDisplay->fractionalScaleManager() && qApp->highDpiScaleFactorRoundingPolicy() == Qt::HighDpiScaleFactorRoundingPolicy::PassThrough) { mFractionalScale.reset(new QWaylandFractionalScale(mDisplay->fractionalScaleManager()->get_fractional_scale(mSurface->object()))); - mScale = mFractionalScale->preferredScale(); + if (mScale != mFractionalScale->preferredScale()) { + mScale = mFractionalScale->preferredScale(); + QWindowSystemInterface::handleWindowDevicePixelRatioChanged(window()); + } + connect(mFractionalScale.data(), &QWaylandFractionalScale::preferredScaleChanged, this, [this]() { if (mScale == mFractionalScale->preferredScale()) { return; } mScale = mFractionalScale->preferredScale(); + QWindowSystemInterface::handleWindowDevicePixelRatioChanged(window()); ensureSize(); if (mViewport) updateViewport(); @@ -1326,6 +1331,7 @@ void QWaylandWindow::handleScreensChanged() if (scale != mScale) { mScale = scale; + QWindowSystemInterface::handleWindowDevicePixelRatioChanged(window()); if (mSurface) { if (mViewport) updateViewport(); |