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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. Qt 5.2 with MySQL- driver not loaded

    Started by Baso, 4th February 2014 21:59
    1 Attachment(s)
    • Replies: 11
    • Views: 19,879
    deepal_de
    6th February 2016, 16:53 Go to last post

  2. How to signal when a Qwidget receive focus

    Started by franco.amato, 9th January 2010 16:23
    • Replies: 5
    • Views: 21,809
    d_stranz
    5th February 2016, 16:33 Go to last post

  3. Red face Why if no TreeWidgetItem was clicked the signal itemPressed no emitt?

    Started by ljc123456gogo, 4th February 2016 03:45
    2 Attachment(s)
    • Replies: 1
    • Views: 2,087
    ljc123456gogo
    5th February 2016, 05:54 Go to last post

  4. What signal for QTableView Row Column Push

    Started by KenJustKen, 4th February 2016 19:05
    qtableview
    • Replies: 2
    • Views: 3,952
    KenJustKen
    4th February 2016, 20:52 Go to last post

  5. Zoom in a QgraphicsView using pushbutton

    Started by Panagiotis, 4th February 2016 16:53
    c++, pushbutton, zooming
    • Replies: 1
    • Views: 4,360
    anda_skoa
    4th February 2016, 18:22 Go to last post

  6. Exclamation Standalone executable crashing while executing using QProcess but works manually

    Started by dynesh87, 3rd February 2016 10:01
    qprocess
    • Replies: 5
    • Views: 8,542
    dynesh87
    4th February 2016, 13:16 Go to last post

  7. Qt GUI Dialog update widgets Labels - freeze

    Started by augusbas_55, 4th February 2016 11:17
    • Replies: 1
    • Views: 3,073
    anda_skoa
    4th February 2016, 12:41 Go to last post

  8. read data from serial port just after open by another program

    Started by neda, 4th February 2016 10:48
    port, read data, serialport
    • Replies: 0
    • Views: 3,762
    neda
    4th February 2016, 10:48 Go to last post

  9. Array error: Don't know how to fix it.

    Started by robgeek, 3rd February 2016 21:33
    • Replies: 2
    • Views: 2,212
    robgeek
    4th February 2016, 02:54 Go to last post

  10. QT application linking with .net lib

    Started by baskar.v, 3rd February 2016 21:28
    qt .net
    • Replies: 0
    • Views: 1,895
    baskar.v
    3rd February 2016, 21:28 Go to last post

  11. How to display video from raw image data provided by camera SDK

    Started by wo273127571, 2nd February 2016 06:01
    • Replies: 3
    • Views: 4,487
    d_stranz
    3rd February 2016, 16:41 Go to last post

  12. Using lambdas with QtConcurrent::blockingMappedReduced does not compile

    Started by gemmell, 6th June 2013 02:44
    qtconcurrent
    • Replies: 5
    • Views: 9,567
    Phlucious
    3rd February 2016, 00:32 Go to last post

  13. unresolved external symbol with qwt3d

    Started by pospiech, 23rd August 2009 12:12
    • Replies: 6
    • Views: 6,144
    phenoboy
    2nd February 2016, 21:47 Go to last post

  14. QTableView + QAbstractItemModel and adding rows

    Started by karlkar, 5th July 2013 19:51
    qtableview, qtableview;
    • Replies: 11
    • Views: 34,145
    d_stranz
    2nd February 2016, 21:45 Go to last post

  15. Red face sql compiler with qt

    Started by salahkimo, 1st February 2016 00:26
    • Replies: 4
    • Views: 3,303
    wysota
    2nd February 2016, 17:05 Go to last post

  16. display pointer memory address

    Started by milosav, 4th June 2009 00:44
    • Replies: 8
    • Views: 20,401
    hdunn
    2nd February 2016, 08:54 Go to last post

  17. QTableView with Rowspans to display hierarchical data, eliminate unnecessy space

    Started by forgottenduck, 27th January 2016 20:15
    hierarchical model, hierarchy, qtableview, rowspan, spans 2 Attachment(s)
    • Replies: 5
    • Views: 6,928
    d_stranz
    1st February 2016, 21:52 Go to last post

  18. UI text to char

    Started by iasdev, 1st February 2016 15:10
    array, char, qstring, textbox, user interface
    • Replies: 1
    • Views: 4,644
    anda_skoa
    1st February 2016, 16:37 Go to last post

  19. closing parent widget during QMenu::exec()

    Started by hartmut, 30th January 2016 22:30
    • Replies: 8
    • Views: 6,900
    hartmut
    31st January 2016, 21:20 Go to last post

  20. Smile Embedding Navit Application on QT Window using QT5.5

    Started by ajmalpm, 28th January 2016 12:04
    • Replies: 2
    • Views: 3,497
    d_stranz
    31st January 2016, 19:53 Go to last post

  21. Post After maximize one of the Tile Subwindows of QMdiArea, Can only see close

    Started by Abderrahim, 31st January 2016 12:40
    qmdiarea
    • Replies: 0
    • Views: 3,620
    Abderrahim
    31st January 2016, 12:40 Go to last post

  22. Problem with compiling QtService library from qt-solutions

    Started by code_err, 30th January 2016 22:02
    blob, qtservice, windows service
    • Replies: 2
    • Views: 4,070
    code_err
    31st January 2016, 00:32 Go to last post

  23. Unable to play audio from memory.

    Started by LaurentDuroisin, 28th January 2016 10:10
    • Replies: 7
    • Views: 6,598
    LaurentDuroisin
    30th January 2016, 09:20 Go to last post

  24. QScrollbar has no geometry

    Started by Ini, 29th January 2016 18:13
    • Replies: 4
    • Views: 3,686
    Ini
    30th January 2016, 03:36 Go to last post

  25. QtTreePropertyBrowser enabled but not editable

    Started by west, 2nd October 2014 09:14
    • Replies: 5
    • Views: 4,471
    aliks-os
    29th January 2016, 17:34 Go to last post

  26. Emitting signal from a non-Qt Thread

    Started by FreddyKay, 29th January 2016 09:57
    • Replies: 2
    • Views: 5,514
    FreddyKay
    29th January 2016, 13:55 Go to last post

  27. QGLWidget RenderText () crashes and text mess up

    Started by Rashi, 29th January 2016 11:39
    opengl, qglwidget, qt5, rendertext
    • Replies: 0
    • Views: 5,067
    Rashi
    29th January 2016, 11:39 Go to last post

  28. QSerialPort Bluetooth SPP Slow Response

    Started by BrianNorman, 22nd January 2016 16:24
    qserialport bluetooth
    • Replies: 2
    • Views: 3,238
    BrianNorman
    29th January 2016, 09:55 Go to last post

  29. Question translate QIODevice::errorString()

    Started by zaphod.b, 22nd April 2014 16:20
    • Replies: 3
    • Views: 4,730
    me21
    29th January 2016, 09:23 Go to last post

  30. can I debug perl/python scripts in Qt creator

    Started by prasad_N, 28th January 2016 08:50
    qtcreatir
    • Replies: 1
    • Views: 3,485
    jefftee
    29th January 2016, 03:56 Go to last post
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