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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. cmake specify arch

    Started by tuli, 24th September 2021 02:55
    cmake build prefix_path
    • Replies: 1
    • Views: 2,357
    d_stranz
    24th September 2021, 17:08 Go to last post

  2. QRubberBand in child widgets

    Started by davethomaspilot, 23rd September 2021 21:24
    • Replies: 0
    • Views: 2,312
    davethomaspilot
    23rd September 2021, 21:24 Go to last post

  3. QSemaphore - implementing overwrite policy

    Started by freesky, 23rd September 2021 18:45
    multithreading, qsemaphore
    • Replies: 0
    • Views: 2,567
    freesky
    23rd September 2021, 18:45 Go to last post

  4. QWebEngineView + QPropertyAnimation make animation very slow

    Started by nalnalital, 31st August 2021 09:18
    qpropertyanimation, qwebengineview 1 Attachment(s)
    • Replies: 1
    • Views: 2,612
    nalnalital
    21st September 2021, 15:40 Go to last post

  5. Question Cursor stops being redrawn when QTextEdit::dropEvent() overrided

    Started by Workeml, 10th November 2008 20:43
    • Replies: 8
    • Views: 7,409
    mohamed469
    15th September 2021, 06:35 Go to last post

  6. QGraphicsScene: adding QGraphicsProxyWidget moves others QGraphicsEllipseItem

    Started by Doxy82, 9th September 2021 19:29
    qgraphicsellipseitem, qgraphicsproxywidget, qgraphicsscene 2 Attachment(s)
    • Replies: 1
    • Views: 2,780
    d_stranz
    10th September 2021, 00:09 Go to last post

  7. Question Edit QGraphicsTextItem when click on it

    Started by flavien317, 14th June 2014 13:50
    click, edit, qgraphicstextitem
    • Replies: 2
    • Views: 5,778
    d_stranz
    5th September 2021, 16:08 Go to last post

  8. Multiple plugins in the same library

    Started by franco.amato, 4th September 2021 20:48
    • Replies: 2
    • Views: 2,118
    d_stranz
    5th September 2021, 15:52 Go to last post

  9. Question How can I properly implement QSortFilterProxyModel.parent to handle a virtual column?

    Started by Unai, 1st September 2021 11:54
    model view qproxymodel, proxy model, pyside2
    • Replies: 5
    • Views: 3,193
    Unai
    2nd September 2021, 12:27 Go to last post

  10. Question QMenu behaving differently on different platforms

    Started by cRay, 24th August 2021 16:12
    embedded linux, qmenu
    • Replies: 2
    • Views: 3,123
    cRay
    31st August 2021, 11:25 Go to last post

  11. Question QLineEDit back color

    Started by rossedward01.rh@gmail.com, 14th July 2021 16:49
    background color, qlineedit
    • Replies: 2
    • Views: 4,413
    Ginsengelf
    30th August 2021, 07:53 Go to last post

  12. I have problems with QListWidget and QGridLayout

    Started by franco.amato, 28th August 2021 03:12
    2 Attachment(s)
    • Replies: 3
    • Views: 2,691
    franco.amato
    30th August 2021, 06:37 Go to last post

  13. Lightbulb QMainWindow::restoreGeometry does weird things to floating QDockWidgets?

    Started by stryga42, 27th August 2021 19:31
    gnome, linux, qmainwindow, window stacking order
    • Replies: 0
    • Views: 3,509
    stryga42
    27th August 2021, 19:31 Go to last post

  14. Incremental Encoder adn Raspberry PI

    Started by dian safari, 28th July 2021 09:25
    • Replies: 1
    • Views: 2,620
    stryga42
    27th August 2021, 18:34 Go to last post

  15. Rename a Tab of a QTabWidget

    Started by Qiieha, 12th July 2011 15:52
    • Replies: 8
    • Views: 15,358
    d_stranz
    27th August 2021, 18:26 Go to last post

  16. ISO-C++ verbietet Deklaration von »bikinmenupos« ohne Typ [-fpermissive]

    Started by opentek, 24th August 2021 04:31
    deklaration, iso-c++, ohne typ, verbietet, [-fpermissive] 4 Attachment(s)
    • Replies: 6
    • Views: 8,428
    opentek
    25th August 2021, 05:07 Go to last post

  17. Question Detect when the content of a cell of QTableView is changed

    Started by qt_developer, 18th May 2012 18:48
    cell, qabstractitemview, qitemselectionmodel, qtableview, signal
    • Replies: 5
    • Views: 32,464
    d_stranz
    21st August 2021, 16:00 Go to last post

  18. Does Qt use Sql?

    Started by ravas, 4th March 2016 18:40
    sql
    • Replies: 5
    • Views: 8,959
    trishlasingh
    21st August 2021, 11:43 Go to last post

  19. QLineEdit too short when editing item in QTreeView

    Started by hakkman, 18th August 2021 21:19
    2 Attachment(s)
    • Replies: 1
    • Views: 2,249
    d_stranz
    19th August 2021, 15:43 Go to last post

  20. QSqlRelationalDelegate displays foreign_key of the related record instead of name

    Started by GrayWizard12345, 10th August 2021 07:11
    pyqt, pyqt 5, pyqt delegates, pyqt tableview, qsqlrelationaltablemodel
    • Replies: 1
    • Views: 4,367
    GrayWizard12345
    13th August 2021, 07:16 Go to last post

  21. How does qDebug() print a line break?

    Started by Cruz, 9th August 2021 16:30
    • Replies: 3
    • Views: 3,060
    d_stranz
    12th August 2021, 15:51 Go to last post

  22. Qt and TLSv1.3 with PSK

    Started by bibhukalyana, 8th August 2021 13:16
    psk, tlsv1.3
    • Replies: 1
    • Views: 4,114
    bibhukalyana
    9th August 2021, 14:43 Go to last post

  23. Question Drawing a Checkbox Checkmark primitive with colored background

    Started by flautzr, 6th August 2021 13:30
    • Replies: 1
    • Views: 2,064
    Ginsengelf
    9th August 2021, 07:08 Go to last post

  24. Red face How to get formatted message from TcpSocket

    Started by SilentWolf, 6th August 2021 17:04
    • Replies: 0
    • Views: 1,632
    SilentWolf
    6th August 2021, 17:04 Go to last post

  25. Displaying selectedRow text in a QLineEdit

    Started by CEO21, 4th August 2021 16:06
    pyqt5, python, qapplication, qt5, qtablewidget 1 Attachment(s)
    • Replies: 1
    • Views: 3,431
    d_stranz
    4th August 2021, 17:02 Go to last post

  26. How can I always keep the scroll bar at the bottom of a QScrollArea?

    Started by Plixil, 28th July 2010 16:44
    bottom, qscrollarea, scrollbar 1 Attachment(s)
    • Replies: 13
    • Views: 43,767
    d_stranz
    4th August 2021, 16:47 Go to last post

  27. Fontconfig error: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 71: non-double

    Started by mlte, 2nd August 2021 07:11
    deploy 1 Attachment(s)
    • Replies: 0
    • Views: 1,867
    mlte
    2nd August 2021, 07:11 Go to last post

  28. Qt application look changes when i run my package on other OS

    Started by Mohsin, 29th July 2021 11:51
    2 Attachment(s)
    • Replies: 1
    • Views: 2,126
    d_stranz
    29th July 2021, 15:23 Go to last post

  29. setRecursiveFilteringEnabled() not available in qt4

    Started by mlte, 26th July 2021 15:53
    qt4
    • Replies: 3
    • Views: 5,788
    d_stranz
    28th July 2021, 21:38 Go to last post

  30. MySQL driver installed but not loading

    Started by Gretsch, 28th July 2021 01:09
    • Replies: 0
    • Views: 2,757
    Gretsch
    28th July 2021, 01:09 Go to last post
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