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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. what is the function or the slot which is responsable of plot update in QChart?

    Started by belloul, 16th October 2017 12:48
    pyqt python, pyqt5, qchart, update gui 1 Attachment(s)
    • Replies: 0
    • Views: 12,439
    belloul
    16th October 2017, 12:48 Go to last post

  2. Poor asynchronous performance in PyQT

    Started by busimus, 12th October 2017 13:40
    asynchronous, pyqt, pyqt5, qeventloop
    • Replies: 3
    • Views: 14,849
    busimus
    14th October 2017, 16:05 Go to last post

  3. issue resizing QScrollArea pyqt5

    Started by Bybuu, 13th October 2017 10:22
    • Replies: 0
    • Views: 11,172
    Bybuu
    13th October 2017, 10:22 Go to last post

  4. pyqt5 - how to use QSignalBlocker class?

    Started by chmedly, 13th October 2017 05:01
    pyqt, signalblocker
    • Replies: 0
    • Views: 13,767
    chmedly
    13th October 2017, 05:01 Go to last post

  5. Memory Leaks in DSCameraSession::updateSourceCapabilities (QT 5.7)

    Started by FSDrake, 12th October 2017 23:19
    • Replies: 0
    • Views: 7,569
    FSDrake
    12th October 2017, 23:19 Go to last post

  6. How to change QPixmap color from black to red

    Started by oogolov, 29th March 2012 14:46
    2 Attachment(s)
    • Replies: 6
    • Views: 49,816
    asgawa
    12th October 2017, 09:03 Go to last post

  7. QUdpSocket transmission

    Started by Slavius, 5th October 2017 12:37
    qudpsocket
    • Replies: 2
    • Views: 4,609
    Slavius
    9th October 2017, 07:48 Go to last post

  8. Unhappy Programming_Game_Memoryspiel_Problem

    Started by cprogcoder, 4th October 2017 21:37
    1 Attachment(s)
    • Replies: 1
    • Views: 3,973
    high_flyer
    5th October 2017, 12:00 Go to last post

  9. Dynamic wallpaper

    Started by UrATowelie, 4th October 2017 15:25
    dynamic, qgraphics, qlabel, scene, wallpaper
    • Replies: 1
    • Views: 5,954
    d_stranz
    4th October 2017, 17:23 Go to last post

  10. QtCore4.dll_unloaded exception when usin external Wait function (LabVIEW)

    Started by jellevlassenbroeck, 9th April 2014 16:27
    1 Attachment(s)
    • Replies: 5
    • Views: 9,735
    dadreamer
    4th October 2017, 13:32 Go to last post

  11. using QBluetoothServiceDiscoveryAgent and QBluetoothSocket for app communication

    Started by psioka, 3rd October 2017 15:04
    • Replies: 0
    • Views: 13,292
    psioka
    3rd October 2017, 15:04 Go to last post

  12. Grey text in empty QLineEdit

    Started by Mefisto, 3rd May 2009 18:10
    • Replies: 4
    • Views: 13,816
    mabeghin
    3rd October 2017, 12:35 Go to last post

  13. Qt Android with FTDI - which driver to use ?

    Started by phenoboy, 3rd October 2017 12:06
    android serial port ftdi
    • Replies: 0
    • Views: 8,259
    phenoboy
    3rd October 2017, 12:06 Go to last post

  14. How to achive blur background window as shown

    Started by jigarpatelp, 2nd October 2017 07:19
    1 Attachment(s)
    • Replies: 1
    • Views: 8,439
    d_stranz
    2nd October 2017, 19:13 Go to last post

  15. What sizeHint is set by?

    Started by Stolen, 30th September 2017 20:12
    gui, qsizepolicy, sizehint
    • Replies: 0
    • Views: 12,921
    Stolen
    30th September 2017, 20:12 Go to last post

  16. Trying to show a QDialog

    Started by jimbo, 16th September 2017 13:57
    • Replies: 8
    • Views: 6,754
    d_stranz
    30th September 2017, 18:05 Go to last post

  17. Grey Out Spin Box

    Started by Atomic_Sheep, 20th September 2017 11:39
    • Replies: 6
    • Views: 7,420
    Atomic_Sheep
    30th September 2017, 05:45 Go to last post

  18. how to resize Qmainwindow with Qwidget ?

    Started by zeynepb.bil, 5th August 2010 13:05
    qdialog, qmainwindow, qsystemtrayicon, qt4
    • Replies: 10
    • Views: 26,774
    d_stranz
    29th September 2017, 00:48 Go to last post

  19. How to get exact value of double

    Started by while_e, 27th September 2017 18:45
    console, debug, number formatting, rounding, terminal
    • Replies: 2
    • Views: 7,696
    while_e
    27th September 2017, 21:50 Go to last post

  20. Switching between two ui forms / QMainWindow screens

    Started by nitks.abhinav, 22nd September 2017 20:34
    4 Attachment(s)
    • Replies: 18
    • Views: 16,671
    nitks.abhinav
    27th September 2017, 16:50 Go to last post

  21. Program crushes..

    Started by Sean11, 24th September 2017 15:30
    • Replies: 12
    • Views: 7,307
    d_stranz
    27th September 2017, 02:15 Go to last post

  22. Lightbulb Open two PRO file(two applications) on the same APP with the MOTHER PRO file!

    Started by joaovictor, 26th September 2017 20:34
    qt network[
    • Replies: 0
    • Views: 3,915
    joaovictor
    26th September 2017, 20:34 Go to last post

  23. QSocketNotifier enabled or disabled from another thread

    Started by johnsoga, 26th September 2017 20:33
    • Replies: 0
    • Views: 4,444
    johnsoga
    26th September 2017, 20:33 Go to last post

  24. How to control icon size in tooltips

    Started by jobrandt, 26th September 2017 10:07
    1 Attachment(s)
    • Replies: 1
    • Views: 2,763
    Ginsengelf
    26th September 2017, 15:44 Go to last post

  25. Qt application hangs in xcb_wait_for_reply

    Started by ednakram, 24th June 2017 09:31
    1 Attachment(s)
    • Replies: 11
    • Views: 17,842
    d_stranz
    25th September 2017, 16:58 Go to last post

  26. Check Wireless State Change in qt

    Started by mehran007, 25th September 2017 09:36
    qt wireless
    • Replies: 0
    • Views: 2,782
    mehran007
    25th September 2017, 09:36 Go to last post

  27. First QT - C++ Game

    Started by Sean11, 22nd September 2017 03:53
    • Replies: 10
    • Views: 12,300
    Sean11
    23rd September 2017, 11:17 Go to last post

  28. QTreeView and spanning columns

    Started by Lykurg, 18th October 2009 17:44
    spanning, tree model
    • Replies: 4
    • Views: 15,714
    Shikha
    22nd September 2017, 12:58 Go to last post

  29. Cool QSettings - how to use?

    Started by almalino, 3rd January 2011 18:33
    • Replies: 10
    • Views: 13,947
    d_stranz
    22nd September 2017, 05:17 Go to last post

  30. Need help with a code please help :D

    Started by Sean11, 21st September 2017 18:28
    • Replies: 7
    • Views: 4,770
    Sean11
    22nd September 2017, 02:53 Go to last post
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