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Forum: Newbie

Newbie to Qt? Ask your questions here.

  1. Post QComboBox - QDataWidgetMapper - QSqlRelationalTableModel

    Started by edu53, 14th June 2021 15:07
    • Replies: 1
    • Views: 2,547
    edu53
    20th June 2021, 01:23 Go to last post

  2. Show text (percentage completed) of QProgressBar on Mac using macintosh style???

    Started by dennisvz, 8th June 2021 02:29
    pyqt 5, python 3
    • Replies: 1
    • Views: 5,782
    dennisvz
    11th June 2021, 00:40 Go to last post

  3. How to read record from .tar file to Qbyte Array

    Started by Anamika s, 7th June 2021 09:22
    bytes read, file, qfile
    • Replies: 1
    • Views: 1,897
    d_stranz
    7th June 2021, 16:20 Go to last post

  4. QTableView, Sqlite db adds data although I press ESC key during table edit

    Started by tgrun, 30th May 2021 19:59
    • Replies: 1
    • Views: 2,080
    ChrisW67
    2nd June 2021, 10:52 Go to last post

  5. QLineEdit doesn't recive any character

    Started by nemaider, 1st June 2021 17:38
    • Replies: 1
    • Views: 1,996
    ChrisW67
    2nd June 2021, 10:45 Go to last post

  6. Program crashes with 0xC0000005 error code

    Started by nemaider, 30th May 2021 20:50
    • Replies: 3
    • Views: 4,439
    nemaider
    1st June 2021, 00:07 Go to last post

  7. QT mysql connectivity issue on other than default port

    Started by mvbhavsar, 30th May 2021 17:21
    • Replies: 1
    • Views: 1,905
    ChristianEhrlicher
    31st May 2021, 17:18 Go to last post

  8. Problem with second Ui::dialog (Visual Studio QT Add in)

    Started by tim5, 25th May 2021 12:57
    dialog, include, visual studio add-on
    • Replies: 2
    • Views: 14,301
    d_stranz
    25th May 2021, 17:56 Go to last post

  9. QCompleter popup item is not selectable using mouse

    Started by mvbhavsar, 21st May 2021 12:21
    • Replies: 2
    • Views: 2,618
    mvbhavsar
    21st May 2021, 20:45 Go to last post

  10. Post QThread: Destroyed while thread is still running

    Started by jonkox, 20th May 2021 22:32
    c++, qt5, qthread, thread, windows 10
    • Replies: 1
    • Views: 3,563
    d_stranz
    20th May 2021, 23:55 Go to last post

  11. Isn't event loop going to take up lot of CPU time as it is basically a while loop?

    Started by activeLearner, 18th May 2021 20:18
    cpu time, cpu usage, event loop, qtcore, thread
    • Replies: 2
    • Views: 5,597
    d_stranz
    19th May 2021, 21:42 Go to last post

  12. How to send data from one thread to another thread using Signals and slots mechanism?

    Started by activeLearner, 18th May 2021 20:05
    networking, postevent, signal and slots, thread;model;signal;slot, worker thread
    • Replies: 0
    • Views: 2,810
    activeLearner
    18th May 2021, 20:05 Go to last post

  13. Question Sending multiple Canframes and processing it at the same time

    Started by PriyankaM96, 30th April 2021 10:37
    continuous, multithreading, qcanbusframe, qthread, signal and slots
    • Replies: 2
    • Views: 3,591
    PriyankaM96
    17th May 2021, 09:11 Go to last post

  14. Moved: Need help for symphytum 2.6

    Started by DigiArtist, 16th May 2021 13:36
    •  
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  15. Pre-processor Settings

    Started by Atomic_Sheep, 1st May 2021 07:50
    • Replies: 2
    • Views: 2,850
    Atomic_Sheep
    9th May 2021, 06:07 Go to last post

  16. QFontMetrics boundingRect vs horizontalAdvance with monospaced fonts

    Started by tuli, 5th May 2021 11:01
    horizontaladvance, kerning, qfontmetrics 2 Attachment(s)
    • Replies: 1
    • Views: 3,542
    ChrisW67
    6th May 2021, 11:02 Go to last post

  17. rowCount does not update after removing widgets from grid layout

    Started by Ishmael, 2nd June 2010 23:46
    grid layout, qgridlayout, rowcount
    • Replies: 8
    • Views: 16,623
    VeeraQtc09
    5th May 2021, 17:41 Go to last post

  18. How to add table headers via delegate with rectangle?

    Started by 4k, 30th April 2021 12:57
    delegate, qsql, rectangle, table view
    • Replies: 2
    • Views: 3,931
    4k
    5th May 2021, 16:36 Go to last post

  19. Get location in String from pixel-position

    Started by tuli, 5th May 2021 09:07
    position, qfontmetrics
    • Replies: 2
    • Views: 2,517
    tuli
    5th May 2021, 09:37 Go to last post

  20. Problem with sorting QTreeView

    Started by Mohsin, 28th April 2021 10:58
    qtreeview, sorting 1 Attachment(s)
    • Replies: 3
    • Views: 4,067
    ChrisW67
    29th April 2021, 06:20 Go to last post

  21. Problem with updating QTreeView with QAbstractITemModel

    Started by Mohsin, 28th April 2021 06:24
    qsortfilterproxymodel, qtreeview, qtreewidget
    • Replies: 1
    • Views: 3,003
    ChristianEhrlicher
    28th April 2021, 11:22 Go to last post

  22. Problem with updating QTreeView with QAbstractITemModel

    Started by Mohsin, 27th April 2021 10:47
    qabstractitemmodel, qtreeview 1 Attachment(s)
    • Replies: 1
    • Views: 2,964
    d_stranz
    27th April 2021, 17:58 Go to last post

  23. Qstring bad index.

    Started by gbtrl., 25th April 2021 21:38
    • Replies: 13
    • Views: 4,701
    d_stranz
    27th April 2021, 02:17 Go to last post

  24. Question Circle Progress Bar

    Started by moutasdimitris, 22nd April 2021 17:07
    2 Attachment(s)
    • Replies: 2
    • Views: 3,819
    moutasdimitris
    23rd April 2021, 17:02 Go to last post

  25. How can I delete my account?

    Started by pascal111, 22nd April 2021 18:36
    • Replies: 1
    • Views: 2,732
    d_stranz
    23rd April 2021, 04:03 Go to last post

  26. No result by using "cout", but by "qDebug()"

    Started by pascal111, 22nd April 2021 15:56
    • Replies: 4
    • Views: 4,713
    d_stranz
    22nd April 2021, 18:34 Go to last post

  27. I'm a beginner in GUI projects with C++

    Started by pascal111, 22nd April 2021 02:11
    • Replies: 1
    • Views: 2,336
    d_stranz
    22nd April 2021, 18:25 Go to last post

  28. Accessing C++ Model via QML throws error: ListElement: cannot use script for property

    Started by 4k, 19th April 2021 17:43
    listelement, listmodel
    • Replies: 3
    • Views: 3,483
    peppermg
    22nd April 2021, 17:00 Go to last post

  29. QSerialPort sending data and waiting for response

    Started by Bonkers, 21st April 2021 11:03
    • Replies: 1
    • Views: 3,118
    d_stranz
    21st April 2021, 16:59 Go to last post

  30. QlineEdit and mouse clicks

    Started by GerJan, 15th April 2021 16:24
    • Replies: 10
    • Views: 6,639
    ChrisW67
    21st April 2021, 07:56 Go to last post
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