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Questions tagged qt

429 questions · page 1 of 9

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16
votes
3
answers

How to run multiple commands with an extra target in QMake

qt qmake
asked 2013-08-05T14:00:25.090
10
votes
1
answers

JNI calling Java from C++ with multiple threads

c++ multithreading qt java-native-interface runtime-error
asked 2013-08-05T10:48:37.140
13
votes
1
answers

How to add buttons to a main window in Qt?

qt window mainwindow
asked 2013-08-01T08:47:49.773
11
votes
4
answers

Add elements dynamically to SplitView in QML

qt qml qt-quick qtquick2
asked 2013-07-29T12:17:32.957
18
votes
1
answers

QT getting the screen resolution without the extended monitor

qt
asked 2013-07-27T01:19:08.860
14
votes
3
answers

Change brace coding style in QtCreator

qt coding-style qt-creator braces
asked 2013-07-24T18:25:54.443
13
votes
4
answers

How to create scrollbar in QtQuick 2.0?

qt qml qtquick2
asked 2013-07-24T11:46:35.377
9
votes
1
answers

Qt5.1 failed to load platform plugin xcb

c++ qt ubuntu
asked 2013-07-24T06:37:49.030
8
votes
4
answers

Fatal error while compiling PyQt5: Python.h does not exist

python qt installation pyqt qt5
asked 2013-07-17T11:43:15.503
18
votes
4
answers

PyQt - Implement a QAbstractTableModel for display in QTableView

python qt qt4 pyqt
asked 2013-07-17T10:28:41.703
10
votes
1
answers

(Qt C++) Resize pixmap and KEEP pixelation?

c++ qt interpolation image-resizing qpixmap
asked 2013-07-17T06:43:30.463
8
votes
4
answers

Qt: Convert QString to Hexadecimal

c++ qt
asked 2013-07-15T11:25:02.890
16
votes
2
answers

Getting multiple inputs from QInputDialog in Qt

c++ qt
asked 2013-07-07T13:23:31.350
10
votes
3
answers

How to get background color of a dialog/window?

qt pyqt
asked 2013-07-04T15:05:02.277
60
votes
1
answers

QTextEdit vs QPlainTextEdit

c++ qt qt5 qtextedit qplaintextedit
asked 2013-07-04T08:57:11.173
11
votes
3
answers

Does QMap support custom comparator functions?

c++ qt qmap
asked 2013-07-04T07:07:13.077
12
votes
3
answers

Getting a HBITMAP from a QPixmap in QT5 (Windows)

windows qt qpixmap hbitmap qtwinextras
asked 2013-07-04T03:26:06.323
9
votes
5
answers

Cannot run my exe file on another computer. "Application requested the runtime to terminate it in an unusual way" error

c++ qt qt-creator mingw32
asked 2013-06-29T07:10:29.140
8
votes
1
answers

Is there a C++ equivalent of java.util.concurrent.locks.ReentrantReadWriteLock?

java c++ multithreading qt boost
asked 2013-06-26T17:40:24.923
8
votes
3
answers

How to get the background color of a button or label (QPushButton, QLabel) in PyQt

python qt pyqt uibackgroundcolor
asked 2013-06-24T08:46:43.173
10
votes
1
answers

Temporarily disable UI update of a QTableView

qt qt4 qtableview qt4.8 qstandarditemmodel
asked 2013-06-22T15:34:34.310
8
votes
3
answers

How to create a Qt shared library for a non-Qt application

windows qt dll shared-libraries
asked 2013-06-20T19:52:25.153
10
votes
1
answers

How to close correctly a Qt program?

c++ qt
asked 2013-06-12T09:02:02.677
22
votes
3
answers

How to change QJsonObject value in a QJson hierarchy without using copies?

c++ json qt qt5 qjson
asked 2013-06-10T23:19:25.533
9
votes
2
answers

Qt Designer can't promote QMainWindow

qt pyside designer qmainwindow
asked 2013-06-10T14:57:12.857
53
votes
2
answers

qMake: How exactly does qmake interpret the "CONFIG(debug, debug|release)" syntax

qt qt-creator qmake
asked 2013-06-06T12:16:46.710
21
votes
2
answers

How to get the sizes of the rendered text on a QPainter?

c++ qt qpainter
asked 2013-06-02T01:56:38.583
17
votes
2
answers

QVariant to QIcon/QPixmap/QImage

c++ qt qvariant
asked 2013-05-31T13:59:11.743
9
votes
3
answers

Qt5 QML error QtQuick QtGraphicalEffects is not installed

qt qml qt5 qt-quick qtquick2
asked 2013-05-29T10:01:28.913
14
votes
5
answers

How to call a function periodically in Qt?

c++ qt
asked 2013-05-28T07:22:54.590
20
votes
1
answers

Is there any page with complete *.pro file syntax?

qt syntax project
asked 2013-05-26T18:06:52.420
12
votes
4
answers

Unable to connect signal to a function inside main()

c++ qt user-interface qt4
asked 2013-05-24T12:05:10.300
13
votes
1
answers

Qt - How to build a multi-tab window?

qt
asked 2013-05-23T02:51:26.307
11
votes
2
answers

Qt - Why add '&' to the string?

c++ qt
asked 2013-05-21T09:04:41.403
11
votes
2
answers

Qt UI testing: How to simulate a click on a QMenuBar item using QTest?

c++ qt qmenu qtestlib
asked 2013-05-14T06:13:40.560
8
votes
1
answers

Use custom tab bar with QMdiArea

c++ qt tabs qt4 qmdiarea
asked 2013-05-13T20:53:28.443
12
votes
1
answers

Is it safe to use *virtual* multiple inheritance if QObject is being derived from DIRECTLY?

c++ qt multiple-inheritance
asked 2013-05-08T16:40:32.107
13
votes
2
answers

How to make QTextEdit with no visible border?

qt styles qt3
asked 2013-05-08T08:34:26.370
13
votes
2
answers

Qt - Using asterisk (*) in .pro-File with directories

qt qt-creator qmake
asked 2013-05-07T01:19:26.630
9
votes
1
answers

Qt mouseMoveEvent only when left mouse button is pressed

qt events mouse move
asked 2013-04-29T13:23:22.680
14
votes
2
answers

QtPainter Error Paint device returned engine ==0, type 3 ,Painter not active

c++ qt qpainter
asked 2013-04-24T12:32:14.887
9
votes
4
answers

Qt - Set display text of non-editable QComboBox

c++ qt qcombobox
asked 2013-04-18T10:25:48.593
11
votes
2
answers

Opencv2 cvtColor() does not work

qt opencv
asked 2013-04-16T09:03:37.040
12
votes
2
answers

QTreeView remove decoration/expand button for all items

qt qtreeview
asked 2013-04-15T15:24:24.337
29
votes
4
answers

qmake pre-build step before ANY compilation

qt qmake
asked 2013-04-07T16:24:09.663
8
votes
5
answers

QTextStream behavior searching for a string not as expected

c++ qt qtextstream
asked 2013-04-06T11:08:25.327
24
votes
10
answers

How do I prevent the enter key from closing my QDialog (Qt 4.8.1)

c++ qt qdialog qpushbutton
asked 2013-04-06T00:05:41.683
9
votes
2
answers

Qt GUI event recording and playback

c++ python qt pyqt qt-events
asked 2013-04-03T10:19:40.703
18
votes
1
answers

How heavy is QObject really?

c++ qt size sizeof qobject
asked 2013-04-02T11:35:34.187
59
votes
3
answers

Detecting enter on a QLineEdit or QPushButton

qt python-3.x pyqt keypress qlineedit
asked 2013-03-22T02:16:43.540
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