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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. dynamic Handling of Hundreds of UI elements

    Started by mrsurge, 8th February 2016 02:41
    • Replies: 1
    • Views: 1,940
    Metavoid
    8th February 2016, 08:21 Go to last post

  2. Sane sample app gives different results on pseudo QT terminal and on gnome-terminal

    Started by sniegu84, 6th February 2016 13:06
    c++, sane, scanner 1 Attachment(s)
    • Replies: 2
    • Views: 4,275
    sniegu84
    7th February 2016, 08:57 Go to last post

  3. replace method with weird behavior. Don't know how to fix it.

    Started by robgeek, 6th February 2016 14:26
    • Replies: 4
    • Views: 2,551
    robgeek
    7th February 2016, 03:22 Go to last post

  4. Question Change project from mdi to sdi

    Started by mophong, 6th February 2016 18:38
    mdi, sdi
    • Replies: 1
    • Views: 3,093
    ChrisW67
    6th February 2016, 21:04 Go to last post

  5. Rendered SourceCode from website

    Started by Ini, 23rd January 2016 12:28
    • Replies: 18
    • Views: 6,344
    Ini
    6th February 2016, 19:32 Go to last post

  6. Qt 5.2 with MySQL- driver not loaded

    Started by Baso, 4th February 2014 21:59
    1 Attachment(s)
    • Replies: 11
    • Views: 19,968
    deepal_de
    6th February 2016, 16:53 Go to last post

  7. How to signal when a Qwidget receive focus

    Started by franco.amato, 9th January 2010 16:23
    • Replies: 5
    • Views: 21,901
    d_stranz
    5th February 2016, 16:33 Go to last post

  8. 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: 2,111
    ljc123456gogo
    5th February 2016, 05:54 Go to last post

  9. What signal for QTableView Row Column Push

    Started by KenJustKen, 4th February 2016 19:05
    qtableview
    • Replies: 2
    • Views: 4,057
    KenJustKen
    4th February 2016, 20:52 Go to last post

  10. Zoom in a QgraphicsView using pushbutton

    Started by Panagiotis, 4th February 2016 16:53
    c++, pushbutton, zooming
    • Replies: 1
    • Views: 4,412
    anda_skoa
    4th February 2016, 18:22 Go to last post

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

    Started by dynesh87, 3rd February 2016 10:01
    qprocess
    • Replies: 5
    • Views: 8,874
    dynesh87
    4th February 2016, 13:16 Go to last post

  12. Qt GUI Dialog update widgets Labels - freeze

    Started by augusbas_55, 4th February 2016 11:17
    • Replies: 1
    • Views: 3,132
    anda_skoa
    4th February 2016, 12:41 Go to last post

  13. 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: 4,272
    neda
    4th February 2016, 10:48 Go to last post

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

    Started by robgeek, 3rd February 2016 21:33
    • Replies: 2
    • Views: 2,261
    robgeek
    4th February 2016, 02:54 Go to last post

  15. QT application linking with .net lib

    Started by baskar.v, 3rd February 2016 21:28
    qt .net
    • Replies: 0
    • Views: 1,921
    baskar.v
    3rd February 2016, 21:28 Go to last post

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

    Started by wo273127571, 2nd February 2016 06:01
    • Replies: 3
    • Views: 4,521
    d_stranz
    3rd February 2016, 16:41 Go to last post

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

    Started by gemmell, 6th June 2013 02:44
    qtconcurrent
    • Replies: 5
    • Views: 9,652
    Phlucious
    3rd February 2016, 00:32 Go to last post

  18. unresolved external symbol with qwt3d

    Started by pospiech, 23rd August 2009 12:12
    • Replies: 6
    • Views: 6,212
    phenoboy
    2nd February 2016, 21:47 Go to last post

  19. QTableView + QAbstractItemModel and adding rows

    Started by karlkar, 5th July 2013 19:51
    qtableview, qtableview;
    • Replies: 11
    • Views: 34,337
    d_stranz
    2nd February 2016, 21:45 Go to last post

  20. Red face sql compiler with qt

    Started by salahkimo, 1st February 2016 00:26
    • Replies: 4
    • Views: 3,349
    wysota
    2nd February 2016, 17:05 Go to last post

  21. display pointer memory address

    Started by milosav, 4th June 2009 00:44
    • Replies: 8
    • Views: 20,472
    hdunn
    2nd February 2016, 08:54 Go to last post

  22. 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: 7,070
    d_stranz
    1st February 2016, 21:52 Go to last post

  23. UI text to char

    Started by iasdev, 1st February 2016 15:10
    array, char, qstring, textbox, user interface
    • Replies: 1
    • Views: 4,947
    anda_skoa
    1st February 2016, 16:37 Go to last post

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

    Started by hartmut, 30th January 2016 22:30
    • Replies: 8
    • Views: 6,958
    hartmut
    31st January 2016, 21:20 Go to last post

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

    Started by ajmalpm, 28th January 2016 12:04
    • Replies: 2
    • Views: 3,540
    d_stranz
    31st January 2016, 19:53 Go to last post

  26. 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: 3,666
    Abderrahim
    31st January 2016, 12:40 Go to last post

  27. Problem with compiling QtService library from qt-solutions

    Started by code_err, 30th January 2016 22:02
    blob, qtservice, windows service
    • Replies: 2
    • Views: 4,111
    code_err
    31st January 2016, 00:32 Go to last post

  28. Unable to play audio from memory.

    Started by LaurentDuroisin, 28th January 2016 10:10
    • Replies: 7
    • Views: 6,662
    LaurentDuroisin
    30th January 2016, 09:20 Go to last post

  29. QScrollbar has no geometry

    Started by Ini, 29th January 2016 18:13
    • Replies: 4
    • Views: 3,746
    Ini
    30th January 2016, 03:36 Go to last post

  30. QtTreePropertyBrowser enabled but not editable

    Started by west, 2nd October 2014 09:14
    • Replies: 5
    • Views: 4,529
    aliks-os
    29th January 2016, 17:34 Go to last post
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