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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. UdpSockets, QTimer and QThread errors going from Qt4.8 to Qt5

    Started by taraj, 7th December 2023 06:14
    qthread qudpsocket qtimer
    • Replies: 2
    • Views: 6,943
    Whage
    4th January 2024, 21:27 Go to last post

  2. no match for call to (QPoint)(double) (double)

    Started by GrahamB, 24th December 2023 12:55
    • Replies: 3
    • Views: 1,325
    d_stranz
    4th January 2024, 21:01 Go to last post

  3. How any widget/frame/button to be displayed/look like outside boundary of main window

    Started by santosh.kumar, 8th November 2022 09:45
    5 Attachment(s)
    • Replies: 18
    • Views: 11,638
    exiclea
    28th December 2023, 12:46 Go to last post

  4. QtabkeView, QStandardItemModel and QSortFilterProxyModel problem.

    Started by nehk018, 23rd December 2023 20:21
    • Replies: 5
    • Views: 2,425
    nehk018
    27th December 2023, 22:12 Go to last post

  5. Qt and WinUSB example?

    Started by Andrew23, 22nd December 2023 11:17
    • Replies: 0
    • Views: 2,181
    Andrew23
    22nd December 2023, 11:17 Go to last post

  6. QString::fromStdString doesn´t work with QMAKE_CXXFLAGS_DEBUG += /MD

    Started by manejhon, 21st December 2023 15:03
    • Replies: 0
    • Views: 3,065
    manejhon
    21st December 2023, 15:03 Go to last post

  7. QTableView rows correctly hidden until scroll

    Started by ce_nort, 2nd December 2023 21:29
    • Replies: 0
    • Views: 4,195
    ce_nort
    2nd December 2023, 21:29 Go to last post

  8. Question Map QSqlTableModel Column 2 To QListView

    Started by donmorr, 31st August 2010 20:44
    model view, qlistview, qsqltablemodel
    • Replies: 3
    • Views: 7,896
    wxwok
    27th November 2023, 14:49 Go to last post

  9. Q3DCamera Y axis rotation limit

    Started by baray98, 25th June 2019 23:37
    • Replies: 2
    • Views: 9,715
    baray98
    16th November 2023, 19:09 Go to last post

  10. A control similar to QTimeEdit but for Elapsed time/duration/exposure time or ...

    Started by perdrix, 1st November 2023 14:57
    • Replies: 0
    • Views: 8,193
    perdrix
    1st November 2023, 14:57 Go to last post

  11. converting permission numeric code to rwx format

    Started by rahulvishwakarma, 25th October 2023 08:51
    linux centos
    • Replies: 1
    • Views: 7,440
    Ginsengelf
    26th October 2023, 07:16 Go to last post

  12. customize the groove of qslider

    Started by oscar_chen, 13th May 2010 08:26
    • Replies: 1
    • Views: 9,511
    sevketk
    9th October 2023, 20:38 Go to last post

  13. how to develop games with qt/qml

    Started by qtplus, 4th August 2017 09:27
    qml game
    • Replies: 3
    • Views: 9,409
    AndrewJZA
    26th September 2023, 10:14 Go to last post

  14. Why does `QWebSocket` hang upon receiving a specific `binaryMessageReceived()` signal

    Started by iammilind, 12th September 2023 16:37
    freeze, hang, mac os x, qwebsocket, server
    • Replies: 1
    • Views: 11,064
    iammilind
    14th September 2023, 04:23 Go to last post

  15. How to use QtWebEngine to take a full web page screenshot?

    Started by qtcenter2019, 27th March 2019 16:06
    full webpage, qtwebengine, render, screenshot
    • Replies: 1
    • Views: 17,146
    olzzen
    1st September 2023, 09:23 Go to last post

  16. Problem drawing with Qt6 Fusion style - other styles working fine

    Started by cmb, 15th August 2023 19:30
    custom widget, fusion, qt6, styles 2 Attachment(s)
    • Replies: 1
    • Views: 10,378
    cmb
    16th August 2023, 19:27 Go to last post

  17. Connect Graphics Scene to SQL relational Model

    Started by Narada, 27th May 2023 20:11
    • Replies: 1
    • Views: 4,566
    d_stranz
    28th May 2023, 19:06 Go to last post

  18. Debugger exits in QtCreator

    Started by Cruz, 22nd May 2023 22:18
    • Replies: 3
    • Views: 4,082
    Cruz
    28th May 2023, 09:33 Go to last post

  19. Problem with QSslCertificate

    Started by Lesiok, 26th May 2023 11:26
    • Replies: 0
    • Views: 5,867
    Lesiok
    26th May 2023, 11:26 Go to last post

  20. Cannot make my progressbar change of color with specific progress value

    Started by franco.amato, 12th May 2023 00:00
    c++, qprogressbar, qstandarditem model, qtableview
    • Replies: 3
    • Views: 4,023
    d_stranz
    12th May 2023, 16:42 Go to last post

  21. glBindFramebuffer does NOT produce error on different context

    Started by aftos, 26th April 2023 15:39
    drawtext, framebufferobject, opengl, qpainter
    • Replies: 3
    • Views: 5,096
    aftos
    28th April 2023, 13:03 Go to last post

  22. App crashes when I try to get the position attribute of a QMesh (Qt 5.15.2)

    Started by franco.amato, 27th March 2023 19:21
    • Replies: 9
    • Views: 10,307
    d_stranz
    30th March 2023, 19:21 Go to last post

  23. Find the shortest path between 2 points in a mesh

    Started by franco.amato, 26th March 2023 18:46
    • Replies: 1
    • Views: 4,514
    d_stranz
    27th March 2023, 21:51 Go to last post

  24. QScrollBar page area has undesired pattern

    Started by pixaeiro, 7th March 2023 17:39
    1 Attachment(s)
    • Replies: 1
    • Views: 3,489
    pixaeiro
    8th March 2023, 13:15 Go to last post

  25. Qt c++ - how to show a refcursor retrieving from a postgres stored procedure?

    Started by synpro85, 26th June 2014 15:04
    data base, postgresql, qt c++
    • Replies: 1
    • Views: 10,877
    panch-dima
    6th March 2023, 12:05 Go to last post

  26. QTabWidget performance issue if there are hundreds of tabs

    Started by jasonhxs, 17th February 2023 06:01
    qtabwidget performance
    • Replies: 4
    • Views: 3,441
    jasonhxs
    24th February 2023, 09:49 Go to last post

  27. Displaying Widgets on multiple, virtual displays (headless rpi)

    Started by davethomaspilot, 29th January 2023 16:19
    • Replies: 2
    • Views: 3,415
    d_stranz
    7th February 2023, 16:26 Go to last post

  28. QLabels not getting resizeEvent--how to invoke?

    Started by davethomaspilot, 3rd February 2023 15:12
    • Replies: 4
    • Views: 3,450
    davethomaspilot
    4th February 2023, 21:27 Go to last post

  29. QT Widgets, Touch screen, Ubuntu 22.04, On-Screen keyboard issues

    Started by Linwood, 25th January 2023 19:10
    • Replies: 0
    • Views: 11,129
    Linwood
    25th January 2023, 19:10 Go to last post

  30. QSqlDatabase database seems not to stay open

    Started by floridiaan, 29th December 2022 16:25
    qsqldatabase
    • Replies: 2
    • Views: 3,125
    sophvic
    4th January 2023, 11:12 Go to last post
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