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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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    • Threads: 2,697
    • Posts: 10,901

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  1. I have problems with QListWidget and QGridLayout

    Started by franco.amato, 28th August 2021 03:12
    2 Attachment(s)
    • Replies: 3
    • Views: 2,657
    franco.amato
    30th August 2021, 06:37 Go to last post

  2. Question QLineEDit back color

    Started by rossedward01.rh@gmail.com, 14th July 2021 16:49
    background color, qlineedit
    • Replies: 2
    • Views: 4,305
    Ginsengelf
    30th August 2021, 07:53 Go to last post

  3. Question QMenu behaving differently on different platforms

    Started by cRay, 24th August 2021 16:12
    embedded linux, qmenu
    • Replies: 2
    • Views: 3,082
    cRay
    31st August 2021, 11:25 Go to last post

  4. 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: 3,149
    Unai
    2nd September 2021, 12:27 Go to last post

  5. Multiple plugins in the same library

    Started by franco.amato, 4th September 2021 20:48
    • Replies: 2
    • Views: 2,099
    d_stranz
    5th September 2021, 15:52 Go to last post

  6. Question Edit QGraphicsTextItem when click on it

    Started by flavien317, 14th June 2014 13:50
    click, edit, qgraphicstextitem
    • Replies: 2
    • Views: 5,761
    d_stranz
    5th September 2021, 16:08 Go to last post

  7. QGraphicsScene: adding QGraphicsProxyWidget moves others QGraphicsEllipseItem

    Started by Doxy82, 9th September 2021 19:29
    qgraphicsellipseitem, qgraphicsproxywidget, qgraphicsscene 2 Attachment(s)
    • Replies: 1
    • Views: 2,727
    d_stranz
    10th September 2021, 00:09 Go to last post

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

    Started by Workeml, 10th November 2008 20:43
    • Replies: 8
    • Views: 7,375
    mohamed469
    15th September 2021, 06:35 Go to last post

  9. QWebEngineView + QPropertyAnimation make animation very slow

    Started by nalnalital, 31st August 2021 09:18
    qpropertyanimation, qwebengineview 1 Attachment(s)
    • Replies: 1
    • Views: 2,554
    nalnalital
    21st September 2021, 15:40 Go to last post

  10. QSemaphore - implementing overwrite policy

    Started by freesky, 23rd September 2021 18:45
    multithreading, qsemaphore
    • Replies: 0
    • Views: 2,494
    freesky
    23rd September 2021, 18:45 Go to last post

  11. QRubberBand in child widgets

    Started by davethomaspilot, 23rd September 2021 21:24
    • Replies: 0
    • Views: 2,276
    davethomaspilot
    23rd September 2021, 21:24 Go to last post

  12. cmake specify arch

    Started by tuli, 24th September 2021 02:55
    cmake build prefix_path
    • Replies: 1
    • Views: 2,312
    d_stranz
    24th September 2021, 17:08 Go to last post

  13. Question QComboBox with custom model clears text in its lineEdit

    Started by redsoft, 20th September 2021 15:06
    combobox, model
    • Replies: 10
    • Views: 7,482
    redsoft
    28th September 2021, 11:43 Go to last post

  14. How to embed qt plugins into the executable file?

    Started by franco.amato, 29th September 2021 11:07
    qt plugins
    • Replies: 3
    • Views: 2,498
    d_stranz
    29th September 2021, 17:32 Go to last post

  15. Question What is replacement for QAbstractFileEngine?

    Started by White_Owl, 29th September 2021 16:02
    • Replies: 5
    • Views: 2,792
    d_stranz
    30th September 2021, 15:41 Go to last post

  16. No paint event occurred on MainWindow

    Started by andreaQt, 1st October 2021 13:07
    1 Attachment(s)
    • Replies: 0
    • Views: 2,301
    andreaQt
    1st October 2021, 13:07 Go to last post

  17. QT6.2 qt.conf

    Started by neosettler, 3rd October 2021 02:36
    • Replies: 0
    • Views: 5,566
    neosettler
    3rd October 2021, 02:36 Go to last post

  18. QNetworkAccessManager doesn't call QNetworkReply

    Started by black_gay, 5th October 2021 00:24
    qnetworkaccessmamanager, qnetworkreply, signal slot
    • Replies: 0
    • Views: 3,162
    black_gay
    5th October 2021, 00:24 Go to last post

  19. I have a problem with opening the double-clicked file in my Qt app

    Started by mohamed469, 27th September 2021 10:45
    argument, arguments, qcoreapplication, unicode
    • Replies: 1
    • Views: 2,726
    mohamed469
    7th October 2021, 10:19 Go to last post

  20. Close and reopen connection to database

    Started by White_Owl, 8th October 2021 23:50
    • Replies: 3
    • Views: 3,653
    ChristianEhrlicher
    10th October 2021, 14:29 Go to last post

  21. MySQL driver issues on M1 Mac

    Started by Gretsch, 12th October 2021 00:30
    arm64, macos 11, mysql
    • Replies: 0
    • Views: 5,007
    Gretsch
    12th October 2021, 00:30 Go to last post

  22. Question QApplication hanging on poll() (sometimes)

    Started by DesertBroncoFan, 11th August 2021 23:54
    qapplication
    • Replies: 3
    • Views: 4,733
    DesertBroncoFan
    20th October 2021, 22:10 Go to last post

  23. trying to get a QIcon into the center of a QTableWidgetItem

    Started by StephenHazel, 21st October 2021 01:20
    qicon, qtablewidget, qtablewidgetitem
    • Replies: 0
    • Views: 3,172
    StephenHazel
    21st October 2021, 01:20 Go to last post

  24. Question QFilewatcher monitoring Raspberry Pi GPIO started as nonroot

    Started by ernie_R, 24th October 2021 19:13
    gpio monito, nonroot, qfilewatcher
    • Replies: 0
    • Views: 2,938
    ernie_R
    24th October 2021, 19:13 Go to last post

  25. Problems with QGridLayout

    Started by franco.amato, 26th October 2021 08:20
    layout management, qgridlayout 2 Attachment(s)
    • Replies: 2
    • Views: 3,540
    d_stranz
    26th October 2021, 18:25 Go to last post

  26. Question Does QDataWidgetMapper use flags?

    Started by Netwiz, 22nd September 2009 00:29
    flags, qdatawidgetmapper, widgets
    • Replies: 1
    • Views: 5,542
    NameRakes
    29th October 2021, 00:56 Go to last post

  27. How to remove whitespace inside XML tag?

    Started by sophvic, 7th November 2021 03:10
    • Replies: 3
    • Views: 3,315
    d_stranz
    11th November 2021, 15:20 Go to last post

  28. QGraphicsItem - ignore parent scaling - allow local scaling

    Started by WolfByte, 9th November 2021 19:47
    • Replies: 7
    • Views: 4,317
    WolfByte
    12th November 2021, 18:05 Go to last post

  29. Moving selected items from QTableWidget1 to QTableWidget2

    Started by franco.amato, 13th November 2021 12:39
    • Replies: 1
    • Views: 2,000
    d_stranz
    13th November 2021, 15:55 Go to last post

  30. QFileDialog selecting file or directory

    Started by ^NyAw^, 19th June 2008 15:29
    • Replies: 5
    • Views: 16,478
    d_stranz
    13th November 2021, 23:03 Go to last post
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