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slow on mac

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  • T three.zhang

    On macOS Sierra, I create a window with Qt. when I drag the corn of the window to resize, the bigger the window is , the slower the resize process. why?

    raven-worxR Offline
    raven-worxR Offline
    raven-worx
    Moderators
    wrote on last edited by
    #2

    @three.zhang said in slow on mac:

    the bigger the window is , the slower the resize process. why?

    my magic glass ball tells me you are doing something in your code upon resizing. Is that correct?

    --- SUPPORT REQUESTS VIA CHAT WILL BE IGNORED ---
    If you have a question please use the forum so others can benefit from the solution in the future

    T 1 Reply Last reply
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    • T Offline
      T Offline
      three.zhang
      wrote on last edited by
      #3

      LoL!No!
      After I create the project from qt creator -- new project -- choose template, I do nothig, just run it.

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      • raven-worxR raven-worx

        @three.zhang said in slow on mac:

        the bigger the window is , the slower the resize process. why?

        my magic glass ball tells me you are doing something in your code upon resizing. Is that correct?

        T Offline
        T Offline
        three.zhang
        wrote on last edited by
        #4

        @raven-worx Would you test it on your mac?

        raven-worxR 1 Reply Last reply
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        • T three.zhang

          @raven-worx Would you test it on your mac?

          raven-worxR Offline
          raven-worxR Offline
          raven-worx
          Moderators
          wrote on last edited by raven-worx
          #5

          @three.zhang
          i don't have a modern Mac at the hands right now.

          Are you sure that this problem is related to Qt applications only? I mean i would suspect a general Mac window manager issue here.
          Can you try if other apps also have the same issue?

          --- SUPPORT REQUESTS VIA CHAT WILL BE IGNORED ---
          If you have a question please use the forum so others can benefit from the solution in the future

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          • T Offline
            T Offline
            three.zhang
            wrote on last edited by
            #6

            No, other apps is normal, just qt apps encounter this problem.

            artwawA 1 Reply Last reply
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            • T three.zhang

              No, other apps is normal, just qt apps encounter this problem.

              artwawA Offline
              artwawA Offline
              artwaw
              wrote on last edited by
              #7

              @three.zhang Is there any difference in behavior between debug and release build?

              For more information please re-read.

              Kind Regards,
              Artur

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              • artwawA artwaw

                @three.zhang Is there any difference in behavior between debug and release build?

                T Offline
                T Offline
                three.zhang
                wrote on last edited by
                #8

                @artwaw These two version are same.

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                • SGaistS Offline
                  SGaistS Offline
                  SGaist
                  Lifetime Qt Champion
                  wrote on last edited by
                  #9

                  Hi,

                  What exact version of Qt and macOS are you using ?

                  Interested in AI ? www.idiap.ch
                  Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

                  T 2 Replies Last reply
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                  • SGaistS SGaist

                    Hi,

                    What exact version of Qt and macOS are you using ?

                    T Offline
                    T Offline
                    three.zhang
                    wrote on last edited by
                    #10

                    @SGaist 5.8.0

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                    • SGaistS SGaist

                      Hi,

                      What exact version of Qt and macOS are you using ?

                      T Offline
                      T Offline
                      three.zhang
                      wrote on last edited by
                      #11

                      @SGaist version of macOs is "macOS Sierra 10.12.4"

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                      • SGaistS Offline
                        SGaistS Offline
                        SGaist
                        Lifetime Qt Champion
                        wrote on last edited by
                        #12

                        Can you show the code of your widget ?

                        Interested in AI ? www.idiap.ch
                        Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                        • ? Offline
                          ? Offline
                          A Former User
                          wrote on last edited by
                          #13

                          From the web page: https://discussions.apple.com/thread/7685534?start=0&tstart=0 , other people also claimed that resizing some of window is slow. Following programs are mentioned
                          iTunes helper
                          Magnet
                          Mail
                          Messages.
                          I am not sure but I think there might be a common factor.

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                          • A Offline
                            A Offline
                            alice909
                            Banned
                            wrote on last edited by
                            #14
                            This post is deleted!
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