Left-shifting of negative values is undefined ([expr.shift]/2).
Use multiplication with 64 instead.
There are probably more instances in this class, but this patch
already gets rid of vast amounts of ubsan errors in
tests/auto/gui/text.
Found by UBSan.
Change-Id: I89b8bb61e4decba605fe4fb3efea68b1f1eacf1a
Reviewed-by: Olivier Goffart (Woboq GmbH) <ogoffart@woboq.com>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
There's already some code to be able to generate the rcc files from stdin,
only problem being that the input sanity check was not allowing the code
path to proceed being left unreachable.
This patch fixes it by allowing "-" as an acceptable argument and the
process proceeds as expected.
Change-Id: Icd47c7a65373ff1ea3f98d9528736f8a1b21b707
Reviewed-by: Albert Astals Cid <albert.astals@canonical.com>
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@theqtcompany.com>
Don't recommend a common value for maxlen, because we don't really
know it. Soften a statement about not applying QString::trimmed()
to the result because it may contain surrounding spaces.
Change-Id: Ie90db6f033cfcc0dff0ef6796ba115028bcaaa77
Reviewed-by: David Faure <david.faure@kdab.com>
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>
We forgot to initialize the tracker if create() was used.
Task-number: QTBUG-43696
Change-Id: Ic5d393bfd36e48a193fcffff13b740931ff2204b
Reviewed-by: Marc Mutz <marc.mutz@kdab.com>
For windows that do not have WS_EX_TOOLWINDOW set, the WINDOWPLACEMENT
API uses workspace/available aera coordinates. Introduce a helper
function to return the offset and use that.
Task-number: QTBUG-43872
Change-Id: I329c640f180524699b45b855b4583f447c4a0987
Reviewed-by: Oliver Wolff <oliver.wolff@theqtcompany.com>
Replace by QCOMPARE where applicable; introduce message to generate
output for failed comparisons with QVERIFY2().
Task-number: QTBUG-43872
Change-Id: I09c8f9fd31ceed224e441f253049f68907ca0d7a
Reviewed-by: Oliver Wolff <oliver.wolff@theqtcompany.com>
Since we don't configure HB-NG via its configure script, we have to
define all optional switchers we do care about by our own.
Some of these switchers were missing in harfbuzz-ng.pro, causing
HB-NG to be built with no threading support.
Task-number: QTBUG-43850
Change-Id: I0944a68fe0bfae3306a3e6085e25704f0d0d0efc
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@theqtcompany.com>
The NSStrings return by QString::toNSString are autoreleased;
manually releasing them is not correct. The test still
works (no leaks or double deletes) since there is no
autorelease pool in place when running it.
We don't want to encourage incorrect usage: remove
the release call an add an autorelease pool.
Change-Id: Ic566fd3a8efd6cbc0eb6db850248a68bfc8fed0b
Reviewed-by: Timur Pocheptsov <Timur.Pocheptsov@digia.com>
Reviewed-by: Gabriel de Dietrich <gabriel.dedietrich@theqtcompany.com>
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@theqtcompany.com>
Reviewed-by: Jake Petroules <jake.petroules@petroules.com>
They were added in 233a2f37bf, which is in
5.4, but the \since information was missing.
Change-Id: I346a049cad75647fdcd7b64df80dc169bb4ec70a
Reviewed-by: Richard J. Moore <rich@kde.org>
The fake expose generation for shrunk windows is causing
side effects with desktop GL: it will generate expose events
even when only moving the window. This is bad. So change the
condition to look for shrinking and do nothing if the size is
same as before.
This is reported to cause perf issues with e.g. QOpenGLWindow
or similar where an expose does an immediate repaint (potentially
with block swap).
Task-number: QTBUG-32121
Change-Id: I4687ea8210cee6691d608450c48b1dbef52d6df3
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Right now it breaks in qwindowseglcontext due to its ifdefs for
static ANGLE-only builds. The checks for QT_STATIC should be
extended with QT_OPENGL_DYNAMIC so that it continues to resolve
functions dynamically in -opengl dynamic builds even when combined
with -static.
Task-number: QTBUG-43993
Change-Id: Iac6d0353ef16a32a22ab1db0a833fbb0165f328c
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
QOpenGLWidget and QQuickWidget was not functional when
WA_TranslucentBackground was set. This is due to the
static "isGL" type of checks that are not suitable since 5.3
due to RasterGLSurface windows which may or may not be
OpenGL windows, depending on their content.
To handle this, we have to do some check on every makeCurrent
and perform the necessary calls (most importantly
SetLayeredWindowAttributes).
Task-number: QTBUG-43854
Change-Id: If19c79482ec4f0a8b795ee710d52ed7e08b52563
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
It was previously not possible to render to a QBackingStore
with the linuxfb platform plugin because of both the use of
a QTimer created on the main thread and there was no lock
on the backing store surface (which would lead to copy content
to screen that being rendered in another thread).
Change-Id: I0ea3600316ce29eb89f6595997847afe7086116f
Reviewed-by: Laszlo Agocs <laszlo.agocs@theqtcompany.com>
Change-Id: Ie6c659f6d8e8b3eeaf2453f0cba6189d56f86581
Reviewed-by: Oliver Wolff <oliver.wolff@theqtcompany.com>
Reviewed-by: Richard J. Moore <rich@kde.org>
The old harfbuzz code path is included as a fail safe for any
possible use case where the Harfbuzz-NG regresses, but because the
variable was checked statically, it was not actually possible to
build a releasable executable which employed the work-around.
Instead we use the regular global static pattern where the variable
is queried the first time it's needed.
Task-number: QTBUG-43850
Change-Id: I9ade76bf0825bbfefebdbdc4e6ee5571f1a3deec
Reviewed-by: Lars Knoll <lars.knoll@digia.com>
Delay initialization/GL detection until a surface is requested.
Remove member variable from window and access static context
from QWindowsIntegration only.
Task-number: QTBUG-43832
Change-Id: I4b9a324b58af4399df5c314bfb2b952455b1e080
Reviewed-by: Laszlo Agocs <laszlo.agocs@theqtcompany.com>
The code makes usage of _fileno without including the appropriate
header, which is stdio.h according to Microsoft:
http://msdn.microsoft.com/en-us/library/zs6wbdhx%28v=vs.120%29.aspx
Task-number: QTBUG-43900
Change-Id: Ic9d407c66243d64823353a1c7e79cf0825c735db
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Reviewed-by: Kai Koehne <kai.koehne@theqtcompany.com>
The text edit that shows which flags we have set should be updated in
PreviewWindow::setWindowFlags() and PreviewWidget::setWindowFlags()
but QWidget::setWindowFlags() isn't virtual so only the base class
one was called.
Change-Id: I5c9d47d003d5701dde1ab63df0d349f641d66f44
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
We have the same check for null already for PE_IndicatorHeaderArrow
which actually uses the same pixmap. If the file is not found the
pixmap will be null and the code dividing by its width or height will
thrown an arithmetic exception.
Task-number: QTBUG-43067
Change-Id: I13a5ee9f21f4189b7bbcfd57a6f5b52113de834d
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>
Reviewed-by: J-P Nurmi <jpnurmi@theqtcompany.com>
Since the former is monotonic and we need a monotonic timer here.
Change-Id: I34325da4fe0317e12f64629a6eef6a80990c3e1a
Reviewed-by: Daniel Teske <daniel.teske@theqtcompany.com>
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
This function is private.
Task-number: QTBUG-35907
Change-Id: I370c0bfd8fda11c68ee76ee42967f117a81b381c
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>
The layout for an invalid block is very likely to be null, it
shouldn't be accessed without checking the block's validity first.
We can make the check a bit more conservative and simply check that
the block isn't empty.
Change-Id: Ic1459a6168b1b8ce36e9c6d019dc28653676efbe
Task-number: QTBUG-43562
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>
When the hotspot is set to be QPoint(0,0) then QPoint will see this as
being a null QPoint. However, it is a valid position as far as the hot
spot for the cursor is concerned, so we default to QPoint(-1,-1) instead
and check for that.
Task-number: QTBUG-43787
Change-Id: Ibf6253033016c4b556b8a2a79c89819a4d5825cb
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
When determining the size of the QPushButton's label then the device
pixel ratio of the pixmap used to represent the icon needs to be taken
into consideration so it is rendered correctly.
Change-Id: If32760b120d7a749a51e2c30592d621c0e63dace
Reviewed-by: Pierre Rossi <pierre.rossi@theqtcompany.com>
Reviewed-by: Olivier Goffart (Woboq GmbH) <ogoffart@woboq.com>
Since going from FullScreen to Maximized is taken care of inside the
FullScreen block then we don't want to call ShowWindow() again in the
Maximized block. Therefore the Maximized block is moved so it is only
invoked if it is not coming or going to fullscreen.
As the minimized case is not accounted for in FullScreen that is left as
is in its own if block.
Task-number: QTBUG-43849
Change-Id: I3141347e072c50b2a4475098d7b8ee0b207578a7
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Signed integer overflow is undefined behavior ([expr]/4),
but unsigned arithmetic doesn't overflow, so isn't
([basic.fundamental]/4, footnote there).
So, use unsigned arithmetic for the loop-around serial
number generation in incrementserial(). While we're at
it, also use it for the masking operation in the same
function.
Found by UBSan.
Change-Id: I500fae9d80fd3f6e39d06e79a53d271b82ea8df8
Reviewed-by: Olivier Goffart (Woboq GmbH) <ogoffart@woboq.com>
Left-shifting of negative values is undefined ([expr.shift]/2).
Since hashValue is a uint already, rectify by casting it->key to
uint prior to shifting.
Found by UBSan.
Change-Id: I94a5311f5a4492f514f595b8fb79726df1e7d0de
Reviewed-by: Olivier Goffart (Woboq GmbH) <ogoffart@woboq.com>
The REHASH macro is used in qFindByteArray() with a char argument.
Applying the shift operator promotes (a) to int. The check in
REHASH, however, checks for the shift being permissible for
_unsigned_ ints.
Since hashHaystack is a uint, too, rectify by casting (a) to
uint prior to shifting.
Found by UBSan:
src/corelib/tools/qbytearraymatcher.cpp:314:72: runtime error: left shift of 34 by 30 places cannot be represented in type 'int'
Change-Id: Id09c037d570ca70b49f87ad22bed31bbb7dcc7fb
Reviewed-by: Olivier Goffart (Woboq GmbH) <ogoffart@woboq.com>
This manifested itself in a UBSan report about loading a non-enumerated
value from an enumeration variable:
src/testlib/qbenchmark_p.h:95:7: runtime error: load of value 11091, which is not a valid value for type 'QBenchmarkMetric'
(or similar).
The chosen value is simply QTest::QBenchmarkMetric(0).
Change-Id: I8492a871a71d89fa6f7902d38f9eecee4b060646
Reviewed-by: Olivier Goffart (Woboq GmbH) <ogoffart@woboq.com>
The QPageSize-based refactoring led to casting DevicePixel to a QPageSize::Unit
value of 6 (out of bounds). And then the switch in qt_nameForCustomSize
would leave the string empty, leading to "QString::arg: Argument missing: , 672"
warnings.
Change-Id: I85e97174cc8ead9beccaaa3ded6edfad80f8e360
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Reviewed-by: Andy Shaw <andy.shaw@digia.com>
Selftests for testlib fail when executed in UTC timezone because local and
UTC are the same, but expected to be different. A custom timezone is used
instead.
Debug output of qCompare does only handle local and non-local timezones, using
new Qt5 features allows to show the correct timezone in format string.
Change-Id: I753884a12370952b7b62a90d62896db4f2d3d1b4
Reviewed-by: Jason McDonald <macadder1@gmail.com>
[ChangeLog][Widgets][QMacStyle] Fixed a possible divide by zero crash.
Task-number: QTBUG-43398
Change-Id: I8b5c6fd87d07eb42ad43e8c2405b7cad19372b86
Reviewed-by: Gabriel de Dietrich <gabriel.dedietrich@theqtcompany.com>
Fixes an issue where under certain circumstances, QSslSocket could get
stuck in a state where it would disconnect immediately after starting
encryption. Since it doesn't make any sense for the socket to be
initialized to a state where any connection attempt will fail, the
pendingClose value should be set to false.
Thanks to Martin Sandsmark for his help debugging this issue.
Task-number: QTBUG-43793
Change-Id: I7deebacbac588c21439a8e594db4222095cf3f22
Reviewed-by: Richard J. Moore <rich@kde.org>
Fix regression introduced by e4becdc3d3
Add QPlatformDrag::ownsDragObject() function, QDragManager can use the
return value of this function to decide if it should take care of deleting
QDrag object or platform plugin will take care of deleting QDrag.
XCB platform plugins uses async dnd data delivery mechanism. It allows
user to drop something and then continue working with the assurance that
the target will get the data regardless of how slow the network connections
are, which means that a source window should preserve QDrag data until
dnd has finished.
Change-Id: I1fbad7380cddec98b756698993dd397409833150
Task-number: QTBUG-43436
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Apparently on some cards, that only provide OpenGL 1.4,
the check for OpenGL 2 specific functions is not sufficient
(presumably some old extensions provide the functions and so
the test passes, even though it really shouldn't)
To avoid crashing the apps later on, we should check the
context version and activate the fall back to ANGLE if it's
below 2.0.
Task-number: QTBUG-43870
Change-Id: Id0e3d8ad1f632334ba03bbb1a4802413f28436dc
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
This version was based on Clang mainline between releases 3.1 and 3.2,
which means it has part of 3.2 features but not all. One of the missing
features is __builtin_bswap16.
Change-Id: Ic5d393bfd36e48a193fcffff13b95664c7f664de
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>
Output the current active/modal/popup windows when receiving
FocusAboutToChange or FocusIn events.
Task-number: QTBUG-42731
Change-Id: Ia88e9a9b41f7c80fb7a2a048b06da56d989ff18a
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>
Since openssl 1.0.1k with enabled option no-ssl3-method we need to
check for OPENSSL_NO_SSL3_METHOD to use following functions:
- SSLv3_method
- SSLv3_server_method
- SSLv3_client_method
Change-Id: Iee83a6f4bacbf5660baa6bdb89eb02ceb9f11614
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Style sheets that refer to the progress bar (like
"QProgressDialog[maximum='0']{}") may dereference a
null-pointer during the styleHint() call in QProgressDialogPrivate::init()
since the progress bar has not been created yet.
Move the creation of the progress bar closer to the
top of init(), before the styleHint() call.
Change-Id: I31c3c1c346430fc9fe86b0977403dea0c0dc5e90
Task-number: QTBUG-43830
Reviewed-by: Andras Becsi <andras.becsi@theqtcompany.com>
[ChangeLog][QtPrintSupport] Fixed QPrinter::{width,height} return values
when the resolution is changed in the print dialog.
Task-number: QTBUG-43124
Change-Id: Ib805907affed4b1ffb48e6b1ff89f7a79ab3e329
Reviewed-by: Andy Shaw <andy.shaw@digia.com>
Marc Mutz
Gunnar Sletta
Aleix Pol
Alexander Volkov
Thiago Macieira
Friedemann Kleint
Konstantin Ritt
Morten Johan Sørvig
David Faure
Laszlo Agocs
Andy Nichols
Rainer Keller
BogDan Vatra
Joni Poikelin
Eskil Abrahamsen Blomfeldt
Giuseppe D'Angelo
Sérgio Martins
Oswald Buddenhagen
Ulf Hermann
Daniel Teske
Sze Howe Koh
Pierre Rossi
Andy Shaw
Liang Qi
Michael Marley
Gatis Paeglis
André Klitzing
Marcel Krems