std::function
without having to subclass
QRunnable
.
std::function
and thereby also anonymous lambda functions as arguments.
operator<<
, such as when passing a failure message to
QVERIFY2
().
notify::zoom
and
notify::max-zoom
特性。
colorspace
property on image nodes, making it possible to read color spaces and transform images into a specific color space.
cursorShape
property to pointer handlers. Most pointer handlers (for example
DragHandler
) will change the cursor when in active state.
HoverHandler
will change the cursor when the mouse is hovering over the Item that contains the handler.
Android
Wayland
Embedded Linux (eglfs)
eglfs_viv
backend: Added support for Vulkan, via VK_KHR_display, on NXP i.MX8 based devices.
Qt Quick 3D
Qt Lottie
Qt PDF
To help preparing for the transition to Qt 6, numerous classes and member functions that will be removed from Qt 6.0 have been marked as deprecated in the Qt 5.15 release. Unless you define QT_NO_DEPRECATED_WARNINGS in your project, you will get compiler warnings for code that uses any deprecated APIs. Those warnings will explain which API to use instead. To disable any deprecated APIs completely, use the QT_DISABLE_DEPRECATED_BEFORE 宏。
下列模块是 Qt 5.15 发行的一部分,但被弃用且在后续 Qt 发行中考虑移除:
以下页面包含 Qt 5.15 中的 API 变化列表: