diff options
| author | Eirik Aavitsland <eirik.aavitsland@qt.io> | 2022-12-09 10:46:44 +0100 |
|---|---|---|
| committer | Eirik Aavitsland <eirik.aavitsland@qt.io> | 2023-01-04 00:09:50 +0100 |
| commit | b1bb732639be849b225db635a725b3c19881380c (patch) | |
| tree | 650f6dd6da39d844e633ae97e89023fe9d9cd7de /src/gui/kernel/qwindow.cpp | |
| parent | f091026be1deb4b4a90f32585b9b22f97209866a (diff) | |
Doc: note QWindow::winId() will cause platform window creation
Worth it to emphasize this, as such a side effect from a const
accessor may well be unexpected.
Change-Id: I0b70d81927e0b66799cbe736ce5d488e2ec77ce0
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
Reviewed-by: Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>
Reviewed-by: Mikołaj Boc <Mikolaj.Boc@qt.io>
Diffstat (limited to 'src/gui/kernel/qwindow.cpp')
| -rw-r--r-- | src/gui/kernel/qwindow.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/gui/kernel/qwindow.cpp b/src/gui/kernel/qwindow.cpp index 29976613aa..313b67ad61 100644 --- a/src/gui/kernel/qwindow.cpp +++ b/src/gui/kernel/qwindow.cpp @@ -665,7 +665,7 @@ bool QWindow::isVisible() const into an actual native surface. However, the window remains hidden until setVisible() is called. Note that it is not usually necessary to call this function directly, as it will be implicitly - called by show(), setVisible(), and other functions that require access to the platform + called by show(), setVisible(), winId(), and other functions that require access to the platform resources. Call destroy() to free the platform resources if necessary. @@ -681,6 +681,8 @@ void QWindow::create() /*! Returns the window's platform id. + \note This function will cause the platform window to be created if it is not already. + For platforms where this id might be useful, the value returned will uniquely represent the window inside the corresponding screen. |