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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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    Forum Statistics:

    • Threads: 2,680
    • Posts: 10,834
    • Replies: 4
    • Views: 1,382
    6th May 2022, 17:54 Go to last post
  1. Qt 5.15 Multitouch issue

    Started by webquinty, 12th April 2022 13:01
    • Replies: 3
    • Views: 1,159
    14th April 2022, 16:15 Go to last post
    • Replies: 2
    • Views: 24,524
    13th April 2022, 18:26 Go to last post
  2. How to create an SQL Function in QSqlDatabase?

    Started by VVS, 30th March 2022 18:02
    qt sqlite
    • Replies: 0
    • Views: 1,237
    30th March 2022, 18:02 Go to last post
  3. Error while installing OpenCV with Qt

    Started by mlte, 21st March 2022 02:50
    • Replies: 1
    • Views: 620
    21st March 2022, 15:06 Go to last post
    • Replies: 4
    • Views: 599
    20th March 2022, 15:52 Go to last post
  4. Remove item from QTableView by drag

    Started by franco.amato, 14th March 2022 21:03
    • Replies: 3
    • Views: 511
    15th March 2022, 15:18 Go to last post
  5. action with shortcut triggers in parent

    Started by tuli, 4th March 2022 19:46
    • Replies: 1
    • Views: 464
    14th March 2022, 20:58 Go to last post
    • Replies: 2
    • Views: 600
    9th March 2022, 16:31 Go to last post
  6. monitor progress of MariaDB dump file import

    Started by sunburns, 17th February 2022 19:43
    • Replies: 5
    • Views: 1,081
    25th February 2022, 12:24 Go to last post
  7. How to communicate with USB device (EV3)

    Started by bclay1297@gmail.com, 14th February 2022 17:37
    usb ev3
    • Replies: 1
    • Views: 634
    24th February 2022, 09:36 Go to last post
  8. Moved: Slow loading of Qt app on Android

    Started by ahsan735, 24th February 2022 15:33
    qt android 5.5 c++, qt android deployment
    •  
    •  
    • Replies: 3
    • Views: 562
    18th February 2022, 19:48 Go to last post
  9. Angry QSortFilterProxyModel very slow when moving a lot of rows

    Started by gabo, 16th February 2022 13:30
    item model, move rows, persistent index, qsortfilterproxymodel, sort
    • Replies: 1
    • Views: 501
    16th February 2022, 16:37 Go to last post
    • Replies: 1
    • Views: 563
    15th February 2022, 07:17 Go to last post
  10. Read a file containing key-value pair

    Started by franco.amato, 14th February 2022 20:33
    • Replies: 1
    • Views: 481
    15th February 2022, 07:15 Go to last post
  11. Drawing lines in QPainter takes a lot of time

    Started by xcxl, 4th June 2019 12:47
    2 Pages
    1 2
    • Replies: 21
    • Views: 13,718
    13th February 2022, 17:59 Go to last post
    • Replies: 1
    • Views: 500
    8th February 2022, 16:44 Go to last post
    • Replies: 5
    • Views: 848
    8th February 2022, 16:25 Go to last post
  12. Trying to convert python code to Qt c++

    Started by panoss, 5th February 2022 16:31
    • Replies: 2
    • Views: 556
    7th February 2022, 07:19 Go to last post
  13. KDE Plasma HiDPI icons

    Started by Vicolaships, 5th February 2022 12:59
    • Replies: 1
    • Views: 551
    7th February 2022, 07:14 Go to last post
    • Replies: 0
    • Views: 1,335
    6th February 2022, 20:48 Go to last post
    • Replies: 2
    • Views: 530
    31st January 2022, 15:44 Go to last post
    • Replies: 2
    • Views: 678
    25th January 2022, 21:08 Go to last post
  14. QTreeWidget takeChildren() without removing

    Started by franco.amato, 20th January 2022 15:59
    qtreewidget
    • Replies: 3
    • Views: 838
    21st January 2022, 01:34 Go to last post
  15. Strange behavior with QTableWidget

    Started by franco.amato, 10th January 2022 21:21
    • Replies: 5
    • Views: 2,168
    12th January 2022, 16:04 Go to last post
  16. QWizardPage, page id and designer

    Started by zaphod.b, 10th January 2022 13:47
    • Replies: 0
    • Views: 1,785
    10th January 2022, 13:47 Go to last post
  17. How to update size of nested QWidget?

    Started by Maryu, 24th December 2021 17:40
    layout, qscrollarea, resizing to content
    • Replies: 3
    • Views: 1,964
    25th December 2021, 16:39 Go to last post
  18. Qt5 and Qt6 font render mismatches

    Started by diverlin, 10th December 2021 22:30
    • Replies: 0
    • Views: 2,606
    10th December 2021, 22:30 Go to last post
  19. Strange compilation errors when using "invokeMethod"

    Started by jcbaraza, 7th December 2021 20:46
    compilation error, invokemethod, multithreading, qthreadpool
    • Replies: 4
    • Views: 1,458
    8th December 2021, 17:23 Go to last post

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