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Forum: Newbie

Newbie to Qt? Ask your questions here.

  1. Displaying 16bit grayscale image; white shows up as blue??

    Started by dsab123, 8th August 2012 15:11
    16 bit, blue, pixel, qimage 1 Attachment(s)
    • Replies: 3
    • Views: 9,381
    dsab123
    14th August 2012, 14:47 Go to last post

  2. Qt style sheet performance

    Started by vhptt, 14th August 2012 10:03
    performace, qss, stylesheet
    • Replies: 1
    • Views: 5,074
    Lykurg
    14th August 2012, 10:49 Go to last post

  3. Emit signal to different widget

    Started by unix7777, 12th August 2012 08:07
    callback, emit, signal, widgets 1 Attachment(s)
    • Replies: 6
    • Views: 10,947
    spirit
    14th August 2012, 06:21 Go to last post

  4. SQL result problem

    Started by unix7777, 12th August 2012 16:16
    • Replies: 7
    • Views: 3,958
    ChrisW67
    13th August 2012, 23:31 Go to last post

  5. Does QT has any charting library?

    Started by sarav, 26th February 2007 06:16
    • Replies: 12
    • Views: 11,569
    Nightfox
    13th August 2012, 23:27 Go to last post

  6. Question It is free for commercial use? (Question about licence)

    Started by tom_far, 12th August 2012 17:16
    • Replies: 3
    • Views: 13,083
    yeye_olive
    13th August 2012, 23:08 Go to last post

  7. How to store data in a tablemodel

    Started by rubikon, 9th August 2012 08:25
    • Replies: 11
    • Views: 7,058
    spirit
    13th August 2012, 14:18 Go to last post

  8. Setting a single step value in a QTreeWidget

    Started by pcheng, 13th August 2012 09:40
    • Replies: 1
    • Views: 2,550
    StrikeByte
    13th August 2012, 11:32 Go to last post

  9. double QLabel declaration problem

    Started by Pawello, 11th August 2012 11:26
    • Replies: 6
    • Views: 4,154
    Pawello
    13th August 2012, 10:57 Go to last post

  10. How to get colored QImage

    Started by Nadja, 13th August 2012 09:49
    • Replies: 3
    • Views: 3,673
    Nadja
    13th August 2012, 10:29 Go to last post

  11. Scrollable window

    Started by Rakma74, 12th August 2012 13:57
    scrolling, window
    • Replies: 4
    • Views: 4,673
    Rakma74
    13th August 2012, 09:58 Go to last post

  12. Getting the value of a QComboBox inside a QTreeWidget

    Started by pcheng, 9th August 2012 13:16
    • Replies: 2
    • Views: 4,827
    pcheng
    13th August 2012, 09:23 Go to last post

  13. Proxy error

    Started by anilkhanna, 8th August 2012 13:31
    • Replies: 1
    • Views: 2,148
    anilkhanna
    13th August 2012, 05:56 Go to last post

  14. problem with interface Class - Error:undefined interface

    Started by k.qasempour, 11th August 2012 12:36
    • Replies: 1
    • Views: 4,918
    high_flyer
    12th August 2012, 17:37 Go to last post

  15. how to connect two widgets

    Started by unix7777, 11th August 2012 21:46
    connect, signal, slot
    • Replies: 1
    • Views: 5,650
    mvuori
    12th August 2012, 13:15 Go to last post

  16. Random hex number of given length in QT?

    Started by jiveaxe, 11th August 2012 18:35
    qt random hex
    • Replies: 2
    • Views: 6,408
    jiveaxe
    12th August 2012, 09:05 Go to last post

  17. two questions : phonon volume slider and displaying song tiltle

    Started by qtnewbie12, 10th August 2012 09:56
    • Replies: 1
    • Views: 2,601
    qtnewbie12
    12th August 2012, 04:07 Go to last post

  18. window buttons

    Started by jaca, 11th August 2012 22:17
    1 Attachment(s)
    • Replies: 4
    • Views: 3,379
    ZikO
    12th August 2012, 02:58 Go to last post

  19. QSqlDatabase model can't display data in QTableView

    Started by unix7777, 11th August 2012 20:45
    qsqlquerymodel, qtableview, sqlite
    • Replies: 2
    • Views: 6,488
    ChrisW67
    11th August 2012, 23:55 Go to last post

  20. Meaning of ':' in Qt directories

    Started by mchome, 11th August 2012 21:09
    • Replies: 1
    • Views: 2,845
    Zlatomir
    11th August 2012, 21:43 Go to last post

  21. QGridLayout refresh

    Started by Pawello, 6th August 2012 13:36
    • Replies: 7
    • Views: 5,396
    Pawello
    11th August 2012, 11:18 Go to last post

  22. Proper way of testing whether Qt is being used by a program

    Started by jamadagni, 10th August 2012 07:47
    • Replies: 2
    • Views: 2,557
    jamadagni
    11th August 2012, 08:27 Go to last post

  23. Composite Widget Tutorial

    Started by tescrin, 10th August 2012 21:33
    • Replies: 1
    • Views: 7,760
    Zlatomir
    11th August 2012, 03:55 Go to last post

  24. Required a pointer "this" to QWidget inside a component class.

    Started by ZikO, 10th August 2012 15:52
    • Replies: 2
    • Views: 2,927
    ZikO
    10th August 2012, 19:41 Go to last post

  25. Problems creating parent qmodelindex for setData

    Started by smick, 10th August 2012 18:16
    model, qabstractitemmodel, tree
    • Replies: 0
    • Views: 3,872
    smick
    10th August 2012, 18:16 Go to last post

  26. How to get rid of focus of qtreewidgetitem after editing with a delegate

    Started by iwatsu, 3rd July 2012 18:46
    delegate, editor, loose focus
    • Replies: 10
    • Views: 10,450
    iwatsu
    10th August 2012, 15:51 Go to last post

  27. Trouble building with web audio support

    Started by piezontm, 10th August 2012 12:40
    webaudio qt5 qt4 webkit
    • Replies: 0
    • Views: 2,788
    piezontm
    10th August 2012, 12:40 Go to last post

  28. Post how to scroll a textbrowser ?

    Started by kumari arpita, 10th August 2012 08:17
    • Replies: 2
    • Views: 3,232
    BalaQT
    10th August 2012, 08:56 Go to last post

  29. Any signal emitting while window is restored/maximized other than using changeEvent()

    Started by vkn, 8th August 2012 10:37
    • Replies: 2
    • Views: 2,640
    jimmy45
    10th August 2012, 08:15 Go to last post

  30. Question bluetooth tennis example???

    Started by mahsa, 7th August 2012 06:42
    • Replies: 5
    • Views: 3,663
    ChrisW67
    10th August 2012, 07:06 Go to last post
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