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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. Low speed drawing with qpainter

    Started by NavidMicro, 3rd May 2018 04:45
    • Replies: 2
    • Views: 2,828
    NavidMicro
    4th May 2018, 03:37 Go to last post

  2. Huge image tearing / disappearing on extreme scaling

    Started by quimnuss, 2nd May 2018 18:21
    qgraphicspixmapitam, scale, scene 1 Attachment(s)
    • Replies: 1
    • Views: 1,497
    quimnuss
    3rd May 2018, 10:02 Go to last post

  3. Unhappy ๊Uneble to open SPI device

    Started by jobzayul, 30th April 2018 10:42
    • Replies: 4
    • Views: 2,539
    jobzayul
    3rd May 2018, 03:44 Go to last post

  4. How to access OCX methods and events

    Started by joy, 28th September 2006 16:02
    • Replies: 4
    • Views: 7,357
    d_stranz
    1st May 2018, 16:37 Go to last post

  5. restrict QLabel Internet assess

    Started by Kirsan, 22nd April 2018 00:04
    • Replies: 5
    • Views: 2,635
    ChrisW67
    25th April 2018, 09:34 Go to last post

  6. how to increse font size

    Started by subhashree satpathy, 18th April 2018 07:29
    • Replies: 1
    • Views: 1,793
    ChrisW67
    25th April 2018, 00:52 Go to last post

  7. QT MusicPlayer example Jumplist not loading files as expected...

    Started by davidm71, 24th April 2018 23:36
    • Replies: 0
    • Views: 4,727
    davidm71
    24th April 2018, 23:36 Go to last post

  8. QComboBox separate Edit and Display values for QDataWidgetMapper

    Started by davidovv, 19th April 2018 17:33
    • Replies: 0
    • Views: 5,402
    davidovv
    19th April 2018, 17:33 Go to last post

  9. How to select a email in QTextEdit

    Started by ng2b30, 11th April 2018 06:08
    qtextcursor, qtextedit
    • Replies: 3
    • Views: 4,690
    high_flyer
    19th April 2018, 13:31 Go to last post

  10. Question Event Driven Programming (using QNetworkAccessManager)

    Started by SpiceWeasel, 16th April 2018 13:35
    event driven, qnetworkaccessmanager
    • Replies: 2
    • Views: 4,869
    Lesiok
    19th April 2018, 06:54 Go to last post

  11. Post QT app running on MacOS gives error

    Started by LTR, 19th April 2018 04:48
    1 Attachment(s)
    • Replies: 0
    • Views: 1,892
    LTR
    19th April 2018, 04:48 Go to last post

  12. Autoexclusive property for QPushButtons

    Started by qtstarter121, 17th April 2018 18:59
    • Replies: 3
    • Views: 3,528
    qtstarter121
    18th April 2018, 00:58 Go to last post

  13. How to automatically create boilerplate slot code from Ui form object?? Possible??

    Started by davidm71, 17th April 2018 01:05
    • Replies: 4
    • Views: 2,459
    d_stranz
    17th April 2018, 22:45 Go to last post

  14. How to add a pixmap drawn in QGraphicsItem to QGraphicsScene?

    Started by TheIndependentAquarius, 17th April 2018 04:24
    • Replies: 1
    • Views: 5,010
    d_stranz
    17th April 2018, 16:43 Go to last post

  15. Have dynamic combobox based on changes in another combobox

    Started by te777, 16th April 2018 23:26
    combo box, dynamic
    • Replies: 1
    • Views: 3,644
    te777
    17th April 2018, 02:13 Go to last post

  16. Question Help with QT shortcuts?

    Started by fluffaykitties, 27th January 2011 05:39
    pushbutton, shortcut
    • Replies: 12
    • Views: 14,154
    DnyaneshwarMane
    16th April 2018, 13:32 Go to last post

  17. Fastest way to display a BGR image from OpenCV

    Started by Stringtheory, 11th April 2018 09:43
    • Replies: 3
    • Views: 3,158
    Stringtheory
    14th April 2018, 06:42 Go to last post

  18. How to set QTreeView from an XML file?

    Started by MathFurious, 13th April 2018 19:11
    file, model, qtreeview, xml, xml file
    • Replies: 2
    • Views: 6,841
    MathFurious
    13th April 2018, 20:07 Go to last post

  19. Question QNetworkAccessManager smart handling of timeouts / network errors

    Started by frankiefrank, 16th May 2011 15:39
    2 Pages •
    1 2
    qnetworkaccessmanager, qnetworkreply, timeout, timer 4 Attachment(s)
    • Replies: 24
    • Views: 40,137
    te777
    12th April 2018, 23:32 Go to last post

  20. qt designer has no effect on the application

    Started by Saurian, 23rd June 2015 06:15
    • Replies: 12
    • Views: 5,568
    Saurian
    12th April 2018, 16:29 Go to last post

  21. QString to double without exponential

    Started by binio, 14th October 2013 23:45
    • Replies: 7
    • Views: 7,768
    Ahmed Abdellatif
    12th April 2018, 11:07 Go to last post

  22. C++/Qt5.10.1 - Getting returned data from QDialog

    Started by jimbo, 11th April 2018 10:25
    • Replies: 2
    • Views: 2,209
    jimbo
    11th April 2018, 13:30 Go to last post

  23. Project ERROR: Unknown module(s) in QT: webenginewidgets

    Started by mandlakoteswar2011, 4th April 2018 15:09
    • Replies: 4
    • Views: 21,589
    mandlakoteswar2011
    5th April 2018, 08:09 Go to last post

  24. PyQt: Scrollbars are not shown with QGraphicsView class being nested under QMainWindo

    Started by TheIndependentAquarius, 5th April 2018 06:22
    pyqt, python
    • Replies: 0
    • Views: 4,860
    TheIndependentAquarius
    5th April 2018, 06:22 Go to last post

  25. How to modify shadow of QMenu?

    Started by HellWolf, 3rd April 2018 02:29
    qmenu, shadow
    • Replies: 2
    • Views: 5,175
    HellWolf
    4th April 2018, 20:24 Go to last post

  26. Question QT Versioning Problem with Tortoise SVN

    Started by franbogaz, 2nd April 2018 13:46
    svn, tortoisesvn, version 1 Attachment(s)
    • Replies: 0
    • Views: 2,036
    franbogaz
    2nd April 2018, 13:46 Go to last post

  27. QTableView performance issue with vertical header (8 million items)

    Started by ednakram, 30th March 2018 22:55
    • Replies: 3
    • Views: 2,203
    ChristianEhrlicher
    31st March 2018, 09:37 Go to last post

  28. Problem on drawing text of big font size on QGLWidget and QGLFramebufferObject

    Started by xylosper, 11th March 2011 02:33
    1 Attachment(s)
    • Replies: 7
    • Views: 6,967
    imvic999
    31st March 2018, 09:36 Go to last post

  29. connect MySQL to Qt

    Started by borninT, 28th March 2018 21:07
    • Replies: 3
    • Views: 3,147
    d_stranz
    30th March 2018, 20:19 Go to last post

  30. How to create GIS enabled image viewer (QGraphicsview) in Qt

    Started by kanuashu7, 30th March 2018 10:14
    • Replies: 0
    • Views: 1,954
    kanuashu7
    30th March 2018, 10:14 Go to last post
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