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Forum: Qt Programming

General more advanced Qt programming issues.

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  1. Qwt

    Questions related to Qwt - Qt widgets for technical applications.

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  1. Queuing QMetaObject::invokeMethod

    Started by yagabey, 15th March 2017 23:53
    invokemethod qmetaobject
    • Replies: 4
    • Views: 4,218
    anda_skoa
    17th March 2017, 09:35 Go to last post

  2. QOpenGLWidget inside a QDockWidget not updated when QDockWidget::setFloating(true)

    Started by neosettler, 25th January 2017 05:59
    dock widget, floating, opengl
    • Replies: 5
    • Views: 7,432
    neosettler
    17th March 2017, 00:20 Go to last post

  3. QTableView add row

    Started by Seth90, 19th July 2011 15:47
    qtableview, row
    • Replies: 11
    • Views: 46,652
    veeresh_QT1234
    16th March 2017, 09:27 Go to last post

  4. Exclamation Best use of QFileSystemWatcher for a custom directory tree

    Started by Alundra, 15th March 2017 02:59
    • Replies: 3
    • Views: 2,803
    Alundra
    16th March 2017, 03:50 Go to last post

  5. Disabling automatic selection behavior of QTableWidget

    Started by MattMI, 15th March 2017 18:55
    itemselectionchanged, qtablewidget, qtablewidgetitem
    • Replies: 1
    • Views: 10,443
    jefftee
    16th March 2017, 02:41 Go to last post

  6. What to Expect from a QLineEdit Validator.

    Started by davethomaspilot, 13th March 2017 22:53
    • Replies: 2
    • Views: 4,478
    d_stranz
    15th March 2017, 00:54 Go to last post

  7. Program crashes on QNetworkAccessManager::post() request.

    Started by ayanda83, 13th March 2017 20:01
    1 Attachment(s)
    • Replies: 3
    • Views: 3,509
    ayanda83
    14th March 2017, 16:15 Go to last post

  8. Style aware custom Widget

    Started by Dottorhouse, 28th February 2017 09:43
    • Replies: 1
    • Views: 3,978
    Dottorhouse
    14th March 2017, 16:07 Go to last post

  9. Qt thread emit signal and the slot is fired later

    Started by dragonprog, 14th March 2017 13:05
    signal slot qthread
    • Replies: 1
    • Views: 2,819
    Lesiok
    14th March 2017, 14:00 Go to last post

  10. Question Stepping into Qt sources in Qt Creator (in Suse Linux)

    Started by mut, 14th February 2017 05:52
    crash problem, debug gdb, qt creator
    • Replies: 4
    • Views: 5,507
    anda_skoa
    14th March 2017, 09:54 Go to last post

  11. Split single QTextEdit into several QGraphicsProxyWidget

    Started by Toniy, 6th March 2017 12:40
    qtextdocument, qtextedit. rich text
    • Replies: 7
    • Views: 4,983
    anda_skoa
    14th March 2017, 09:40 Go to last post

  12. QMetaType::type() returning 0 with Q_DECLARE_METATYPE class ?

    Started by epixerion, 11th March 2017 14:51
    qt5 metaobject
    • Replies: 5
    • Views: 5,069
    epixerion
    13th March 2017, 11:51 Go to last post

  13. QT SqlLite SELECT FROM does not update table

    Started by editheraven, 11th March 2017 23:55
    • Replies: 3
    • Views: 2,536
    anda_skoa
    13th March 2017, 07:48 Go to last post

  14. Q_Object in class inherited by QwtPlot - Undefined Reference

    Started by anjohn, 10th March 2017 08:57
    • Replies: 2
    • Views: 3,308
    anjohn
    13th March 2017, 06:59 Go to last post

  15. Difference between QundoStack and Qstack Qt

    Started by Jayashree, 7th March 2017 12:15
    • Replies: 2
    • Views: 2,645
    Jayashree
    13th March 2017, 05:06 Go to last post

  16. How can a delete a widget after it emits a signal

    Started by Linwood, 8th March 2017 19:32
    • Replies: 4
    • Views: 5,425
    anda_skoa
    11th March 2017, 10:54 Go to last post

  17. Qt audio loopback delay

    Started by fngost, 11th March 2017 09:13
    qaudioinput, qaudiooutput
    • Replies: 0
    • Views: 3,546
    fngost
    11th March 2017, 09:13 Go to last post

  18. Question QGraphicScene item moving itself

    Started by thibs, 11th March 2017 02:53
    • Replies: 0
    • Views: 1,849
    thibs
    11th March 2017, 02:53 Go to last post

  19. Help with a regular expression.

    Started by ayanda83, 10th March 2017 07:59
    • Replies: 3
    • Views: 2,166
    d_stranz
    11th March 2017, 01:46 Go to last post

  20. QLineEdit ignore key Qt:Key_Asterisk

    Started by davidovv, 6th March 2017 14:05
    • Replies: 6
    • Views: 4,353
    Santosh Reddy
    10th March 2017, 13:01 Go to last post

  21. QtPositioning introduces an error

    Started by Corny, 8th March 2017 14:58
    qgeocoordinate, qgeorectangle, qtpositioning, sigsegv
    • Replies: 2
    • Views: 2,483
    Corny
    9th March 2017, 16:11 Go to last post

  22. QLocale, dateFormat, short and long, Get all format strings?

    Started by HappyCoder, 9th March 2017 08:08
    • Replies: 2
    • Views: 2,409
    HappyCoder
    9th March 2017, 13:10 Go to last post

  23. Project file variable that defines the build path

    Started by schall_l, 9th March 2017 07:48
    • Replies: 1
    • Views: 1,629
    anda_skoa
    9th March 2017, 08:42 Go to last post

  24. Talking Porting Qt C++ applications (developed on Linux) on Andriod mobile

    Started by TheIndependentAquarius, 8th March 2017 10:24
    • Replies: 1
    • Views: 1,595
    Santosh Reddy
    9th March 2017, 05:15 Go to last post

  25. Adjusting QLineF points AFTER it has been drawn

    Started by bauervision, 8th March 2017 13:46
    c++, qgraphicsscene, qlinef
    • Replies: 0
    • Views: 4,404
    bauervision
    8th March 2017, 13:46 Go to last post

  26. How to do select and unselect row in QTableVie ?

    Started by RameshNani, 6th March 2017 12:37
    • Replies: 3
    • Views: 2,317
    high_flyer
    8th March 2017, 11:02 Go to last post

  27. Odd QString/QChar Addr Issues

    Started by Syndacate, 4th March 2017 11:43
    • Replies: 4
    • Views: 3,425
    anda_skoa
    7th March 2017, 09:40 Go to last post

  28. Calling QCoreApplication methods from Android activity onCreate method

    Started by mentalmushroom, 7th March 2017 09:15
    android, jni
    • Replies: 0
    • Views: 5,967
    mentalmushroom
    7th March 2017, 09:15 Go to last post

  29. External library linking problem

    Started by ayanda83, 6th March 2017 06:18
    • Replies: 1
    • Views: 1,827
    high_flyer
    6th March 2017, 12:34 Go to last post

  30. Paint QTextDocument splitted by pages 1/5 and edit txt

    Started by patrik08, 18th July 2008 22:21
    1 Attachment(s)
    • Replies: 6
    • Views: 7,789
    Toniy
    6th March 2017, 12:14 Go to last post
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