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authorJason Barron <jbarron@trolltech.com>2009-08-20 14:58:58 (GMT)
committerJason Barron <jbarron@trolltech.com>2009-08-20 14:58:58 (GMT)
commit851a858fcd28c35dff2ffbeffdb40f7ee69f45b4 (patch)
treef76f604982f127af7ef66d904038cdfa705ff3af /doc/src/howtos
parentefea248b4b725ca429793874eb168ad4b43c7994 (diff)
parentc0b24b7ce12387aff6e74b05b4060c61a58d87e0 (diff)
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Merge commit 'qt/master'
Conflicts: examples/painting/svgviewer/files/bubbles.svg src/corelib/kernel/qobject.cpp src/network/kernel/qhostinfo.cpp tests/auto/qhostinfo/tst_qhostinfo.cpp
Diffstat (limited to 'doc/src/howtos')
-rw-r--r--doc/src/howtos/restoring-geometry.qdoc39
1 files changed, 17 insertions, 22 deletions
diff --git a/doc/src/howtos/restoring-geometry.qdoc b/doc/src/howtos/restoring-geometry.qdoc
index c9e6f4f..cc6f3e1 100644
--- a/doc/src/howtos/restoring-geometry.qdoc
+++ b/doc/src/howtos/restoring-geometry.qdoc
@@ -45,25 +45,28 @@
\ingroup best-practices
- This document describes how to save and restore a window's
- geometry using the geometry properties. On Windows, this is
- basically storing the result of QWidget::geometry() and calling
- QWidget::setGeometry() in the next session before calling
- \l{QWidget::show()}{show()}.
+ This document describes how to save and restore a \l{Window
+ Geometry}{window's geometry} using the geometry properties. On
+ Windows, this is basically storing the result of
+ QWidget::geometry() and calling QWidget::setGeometry() in the next
+ session before calling \l{QWidget::show()}{show()}.
- On X11, this won't work because an invisible window doesn't have
- a frame yet. The window manager will decorate the window later.
- When this happens, the window shifts towards the bottom/right
- corner of the screen depending on the size of the decoration frame.
- Although X provides a way to avoid this shift, most window managers
- fail to implement this feature.
+ On X11, this might not work because an invisible window does not
+ have a frame yet. The window manager will decorate the window
+ later. When this happens, the window shifts towards the
+ bottom/right corner of the screen depending on the size of the
+ decoration frame. Although X provides a way to avoid this shift,
+ some window managers fail to implement this feature.
Since version 4.2, Qt provides functions that saves and restores a
window's geometry and state for you. QWidget::saveGeometry()
saves the window geometry and maximized/fullscreen state, while
QWidget::restoreGeometry() restores it. The restore function also
checks if the restored geometry is outside the available screen
- geometry, and modifies it as appropriate if it is.
+ geometry, and modifies it as appropriate if it is:
+
+ \snippet doc/src/snippets/code/src_gui_widgets_qmainwindow.cpp 0
+ \snippet doc/src/snippets/code/src_gui_widgets_qmainwindow.cpp 1
If those functions are not available or cannot be used, then a
workaround is to call \l{QWidget::setGeometry()}{setGeometry()}
@@ -74,14 +77,6 @@
\l{QWidget::pos()}{pos()} and \l{QWidget::size()}{size()} and to
restore the geometry using \l{QWidget::resize()} and
\l{QWidget::move()}{move()} before calling
- \l{QWidget::show()}{show()}, as demonstrated in the following
- code snippets (from the \l{mainwindows/application}{Application}
- example):
-
- \snippet examples/mainwindows/application/mainwindow.cpp 35
- \codeline
- \snippet examples/mainwindows/application/mainwindow.cpp 38
-
- This method works on Windows, Mac OS X, and most X11 window
- managers.
+ \l{QWidget::show()}{show()}, as demonstrated in the
+ \l{mainwindows/application}{Application} example.
*/