diff options
author | Marc Mutz <marc.mutz@kdab.com> | 2019-07-11 09:54:15 +0200 |
---|---|---|
committer | Marc Mutz <marc.mutz@kdab.com> | 2019-07-11 09:15:13 +0000 |
commit | 940306f134ded0a323821526d09f12670495b29c (patch) | |
tree | bacd1bfdcb689810739f3b2eb0fc1402d38434d1 /src/multimedia/doc/snippets/multimedia-snippets/camera.cpp | |
parent | 962371cbe3f01f3c30991522de1d03c8dfd77164 (diff) |
Eradicate all but one Q_FOREACH loop
Q_FOREACH is going to be deprecated, or at the very least banned from
use in Qt code.
All these are trivial in the sense that the loop body clearly doesn't
modify the container over which we iterate, and that the container is
const, or trivially marked as such.
In one case, replaced Q_FOREACH + delete + clear() with
qDeleteAll(qExchange()), in three others, replaced Qt containers with
statically-known content with plain C arrays.
Change-Id: I718821811370f0cfefac3893283572d39a7d957d
Reviewed-by: VaL Doroshchuk <valentyn.doroshchuk@qt.io>
Diffstat (limited to 'src/multimedia/doc/snippets/multimedia-snippets/camera.cpp')
-rw-r--r-- | src/multimedia/doc/snippets/multimedia-snippets/camera.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/multimedia/doc/snippets/multimedia-snippets/camera.cpp b/src/multimedia/doc/snippets/multimedia-snippets/camera.cpp index 52f3203be..f851caadd 100644 --- a/src/multimedia/doc/snippets/multimedia-snippets/camera.cpp +++ b/src/multimedia/doc/snippets/multimedia-snippets/camera.cpp @@ -179,8 +179,8 @@ void overview_movie() void camera_listing() { //! [Camera listing] - QList<QCameraInfo> cameras = QCameraInfo::availableCameras(); - foreach (const QCameraInfo &cameraInfo, cameras) + const QList<QCameraInfo> cameras = QCameraInfo::availableCameras(); + for (const QCameraInfo &cameraInfo : cameras) qDebug() << cameraInfo.deviceName(); //! [Camera listing] } @@ -188,8 +188,8 @@ void camera_listing() void camera_selection() { //! [Camera selection] - QList<QCameraInfo> cameras = QCameraInfo::availableCameras(); - foreach (const QCameraInfo &cameraInfo, cameras) { + const QList<QCameraInfo> cameras = QCameraInfo::availableCameras(); + for (const QCameraInfo &cameraInfo : cameras) { if (cameraInfo.deviceName() == "mycamera") camera = new QCamera(cameraInfo); } @@ -269,8 +269,8 @@ void camerafocus() //! [Camera focus zones] focus->setFocusPointMode(QCameraFocus::FocusPointAuto); - QList<QCameraFocusZone> zones = focus->focusZones(); - foreach (QCameraFocusZone zone, zones) { + const QList<QCameraFocusZone> zones = focus->focusZones(); + for (const QCameraFocusZone &zone : zones) { if (zone.status() == QCameraFocusZone::Focused) { // Draw a green box at zone.area() } else if (zone.status() == QCameraFocusZone::Selected) { |