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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. weird segmentation fault on startup

    Started by mustermann.klaus@gmx.de, 28th February 2021 12:12
    2 Attachment(s)
    • Replies: 4
    • Views: 2,124
    mustermann.klaus@gmx.de
    1st March 2021, 19:19 Go to last post

  2. PyQt5 - QTableView

    Started by szotke, 26th February 2021 13:34
    pyqt5, pysql, qtableview
    • Replies: 9
    • Views: 6,673
    d_stranz
    27th February 2021, 21:44 Go to last post

  3. Question QListWidget::itemActivated and single click

    Started by zaphod.b, 26th February 2021 13:45
    • Replies: 2
    • Views: 2,298
    zaphod.b
    26th February 2021, 15:54 Go to last post

  4. Need to do something in a safe place after all events done

    Started by Alundra, 25th February 2021 23:27
    • Replies: 2
    • Views: 1,659
    Alundra
    26th February 2021, 10:21 Go to last post

  5. QFileWatcher infinite loop and can't move a folder which is watched

    Started by Alundra, 20th February 2021 18:05
    • Replies: 3
    • Views: 3,511
    Alundra
    25th February 2021, 23:24 Go to last post

  6. Exclamation Scrollbars are broken for textedit when resized....stumped

    Started by voncloft, 24th February 2021 02:29
    programming, qt5
    • Replies: 3
    • Views: 3,379
    d_stranz
    25th February 2021, 16:45 Go to last post

  7. Unexpected Offset in paintEvent

    Started by shambalain61, 24th February 2021 09:11
    paintevent, qwidget 1 Attachment(s)
    • Replies: 1
    • Views: 2,174
    d_stranz
    25th February 2021, 16:38 Go to last post

  8. Question QTreeView: change expansion symbol

    Started by NameRakes, 18th February 2021 05:07
    expansion symbol, macos, plus sign, qtreeview 1 Attachment(s)
    • Replies: 8
    • Views: 7,646
    NameRakes
    25th February 2021, 11:47 Go to last post

  9. QT5 (Python) - Get top index parent in a recursive map

    Started by peshmerga, 23rd February 2021 21:15
    • Replies: 0
    • Views: 1,291
    peshmerga
    23rd February 2021, 21:15 Go to last post

  10. QThread failure

    Started by adamko222, 23rd February 2021 19:15
    • Replies: 0
    • Views: 1,515
    adamko222
    23rd February 2021, 19:15 Go to last post

  11. Qt QAxObject - Find Documentation for Excell API/SDK on Cell Property,etc

    Started by Kyef, 19th February 2021 13:56
    excel, qaxobject
    • Replies: 2
    • Views: 2,710
    Kyef
    20th February 2021, 08:56 Go to last post

  12. Binary file data read/write using serial communication

    Started by anita.niharika@gmail.com, 15th February 2021 05:51
    binary read, serial communication
    • Replies: 1
    • Views: 2,391
    d_stranz
    15th February 2021, 16:17 Go to last post

  13. std::cout in Qt windows application

    Started by pixaeiro, 13th February 2021 15:11
    • Replies: 6
    • Views: 3,343
    pixaeiro
    14th February 2021, 13:55 Go to last post

  14. Q3DSurface and contouring

    Started by baray98, 27th January 2021 23:27
    1 Attachment(s)
    • Replies: 5
    • Views: 3,162
    baray98
    11th February 2021, 23:35 Go to last post

  15. QScopedPointer usage with Forward Declaration

    Started by ca, 11th February 2021 12:04
    • Replies: 1
    • Views: 2,376
    peppermg
    11th February 2021, 19:46 Go to last post

  16. QTableWidget not updating

    Started by Dan203, 11th February 2021 01:26
    • Replies: 0
    • Views: 2,084
    Dan203
    11th February 2021, 01:26 Go to last post

  17. QDataStream and Google Protocol Buffers

    Started by sunburns, 29th January 2021 22:10
    • Replies: 3
    • Views: 2,785
    sunburns
    8th February 2021, 22:06 Go to last post

  18. QProcess "readAllStandardOutput" unicode issue

    Started by Alundra, 5th February 2021 22:39
    1 Attachment(s)
    • Replies: 8
    • Views: 3,463
    Alundra
    7th February 2021, 13:50 Go to last post

  19. Question Modern Terminal widget for Qt5/6?

    Started by MCon, 4th February 2021 23:59
    console, console application, embedding
    • Replies: 0
    • Views: 2,977
    MCon
    4th February 2021, 23:59 Go to last post

  20. Question Tableview with grabGesture but it's slider should work with non-grabGesture logic

    Started by omnio2006, 4th February 2021 10:52
    gesture, grabgesture, qscroller, scrollbar, slider 1 Attachment(s)
    • Replies: 1
    • Views: 2,031
    d_stranz
    4th February 2021, 16:29 Go to last post

  21. Qt3D 2D Text (HUD)

    Started by panicq, 29th January 2021 20:36
    qt3d
    • Replies: 0
    • Views: 2,614
    panicq
    29th January 2021, 20:36 Go to last post

  22. Qt3D: WorldMatrix ?

    Started by panicq, 29th January 2021 13:28
    qt3d
    • Replies: 6
    • Views: 3,973
    panicq
    29th January 2021, 19:36 Go to last post

  23. Qt app LNK: Icon in taskbar is the LNK icon, not app icon

    Started by ddonate, 28th January 2021 11:53
    icon, link
    • Replies: 2
    • Views: 2,271
    ddonate
    29th January 2021, 19:32 Go to last post

  24. QT 5: Books and instructional recommendations ?

    Started by davidm71, 2nd April 2018 23:16
    • Replies: 3
    • Views: 3,439
    MatthewPratt
    29th January 2021, 13:58 Go to last post

  25. QImage bytesize

    Started by panicq, 26th January 2021 11:40
    memory, qimage
    • Replies: 2
    • Views: 3,398
    panicq
    29th January 2021, 13:21 Go to last post

  26. Is there a signal "broadcast" capability in Qt?

    Started by d_stranz, 28th January 2021 17:26
    broadcasting, signals, slots
    • Replies: 1
    • Views: 1,887
    ChristianEhrlicher
    28th January 2021, 19:26 Go to last post

  27. QSlider Iteration Misses Sample Data on QCustomPlot

    Started by cranberriess89, 18th January 2021 12:09
    c++, qcustomplot, qslider, qtwidget
    • Replies: 12
    • Views: 7,264
    cranberriess89
    27th January 2021, 08:32 Go to last post

  28. Question (PyQt5) QDateEdit write date from the keyboard

    Started by Odium, 26th January 2021 10:48
    answer, pyqt5, qdateedit
    • Replies: 1
    • Views: 3,381
    d_stranz
    27th January 2021, 00:21 Go to last post

  29. qwtplotspectrocurve

    Started by BogdanR, 26th January 2021 16:20
    • Replies: 0
    • Views: 1,830
    BogdanR
    26th January 2021, 16:20 Go to last post

  30. How to properly set a background image of a custom widget

    Started by franco.amato, 24th January 2021 22:23
    • Replies: 3
    • Views: 3,945
    d_stranz
    25th January 2021, 17:29 Go to last post
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