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Does creating apps without any layouts create any problems ?

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  • Pradeep KumarP Offline
    Pradeep KumarP Offline
    Pradeep Kumar
    wrote on last edited by
    #10

    if it is having fixed size, then based on the requirement u achieve, and in all the platforms it will give issue.

    Thanks,

    Pradeep Kumar
    Qt,QML Developer

    AhtiA 1 Reply Last reply
    1
    • Pradeep KumarP Pradeep Kumar

      if it is having fixed size, then based on the requirement u achieve, and in all the platforms it will give issue.

      Thanks,

      AhtiA Offline
      AhtiA Offline
      Ahti
      wrote on last edited by
      #11

      @Pradeep-Kumar if i use layouts then no matter if its fixed size or not it won't give any issues right ?

      E Venkatesh VV jsulmJ 3 Replies Last reply
      0
      • AhtiA Ahti

        @Pradeep-Kumar if i use layouts then no matter if its fixed size or not it won't give any issues right ?

        E Offline
        E Offline
        Eeli K
        wrote on last edited by
        #12

        @Ahti We can't of course guarantee you won't run into problems with Layouts but you will have much less problems with them than without. Of course you have to learn to use them, but that time and effort is well spent. In general you will avoid many problems later if you just make your UIs more general and responsive with Layouts, no matter what your needs are at the moment.

        I suggest learning the Layout concepts with Qt Creator Design view. Add a Layout and some items into it and play with the Layout's own properties and the Layout attached properties of the items inside the Layout. Then try nested Layouts. Even if you prefer coding UIs by hand it's often easier to create a mockup using the Design view and then continue manually.

        1 Reply Last reply
        2
        • AhtiA Ahti

          @Pradeep-Kumar if i use layouts then no matter if its fixed size or not it won't give any issues right ?

          Venkatesh VV Offline
          Venkatesh VV Offline
          Venkatesh V
          wrote on last edited by
          #13

          @Ahti
          if you give fixed size based on resolution of the different devices, then i wont give any issues but if you directly give the size it wont align properly.

          1 Reply Last reply
          3
          • Pradeep KumarP Offline
            Pradeep KumarP Offline
            Pradeep Kumar
            wrote on last edited by Pradeep Kumar
            #14

            Hi,

            @Ahti

            u need to look into consideration of all platforms, and then move ahead, not only using fixed sizes for apps, later point of stage, requirement may vary, in that point re doing everything, time effort and requirement, come into picture so now plan well on how u design .

            Thanks,

            Pradeep Kumar
            Qt,QML Developer

            AhtiA 1 Reply Last reply
            1
            • AhtiA Ahti

              @Pradeep-Kumar if i use layouts then no matter if its fixed size or not it won't give any issues right ?

              jsulmJ Offline
              jsulmJ Offline
              jsulm
              Lifetime Qt Champion
              wrote on last edited by
              #15

              @Ahti What is the background of your question? You don't want to use layouts? If so why?

              https://forum.qt.io/topic/113070/qt-code-of-conduct

              AhtiA 1 Reply Last reply
              1
              • jsulmJ jsulm

                @Ahti What is the background of your question? You don't want to use layouts? If so why?

                AhtiA Offline
                AhtiA Offline
                Ahti
                wrote on last edited by
                #16

                @jsulm I was working on a project in my old pc but now i brought a new pc and i moved the same project in my new pc ( which has a different resolution ) but now when i run the same project on my new pc all the text and some widgets get out of alignment and for that reason i had left that project as its. I didn't used any layout in the project so now i thought maybe its because of these layouts why it looks so ugly.

                J.HilkJ jsulmJ 2 Replies Last reply
                0
                • Pradeep KumarP Pradeep Kumar

                  Hi,

                  @Ahti

                  u need to look into consideration of all platforms, and then move ahead, not only using fixed sizes for apps, later point of stage, requirement may vary, in that point re doing everything, time effort and requirement, come into picture so now plan well on how u design .

                  Thanks,

                  AhtiA Offline
                  AhtiA Offline
                  Ahti
                  wrote on last edited by
                  #17

                  @Pradeep-Kumar but for desktops the minimum resolution is 800600 and i have put the fixed size to 600400 and i also check if the resolution is below that then the app should throw error saying "resolution not supported"

                  1 Reply Last reply
                  0
                  • AhtiA Ahti

                    @jsulm I was working on a project in my old pc but now i brought a new pc and i moved the same project in my new pc ( which has a different resolution ) but now when i run the same project on my new pc all the text and some widgets get out of alignment and for that reason i had left that project as its. I didn't used any layout in the project so now i thought maybe its because of these layouts why it looks so ugly.

                    J.HilkJ Offline
                    J.HilkJ Offline
                    J.Hilk
                    Moderators
                    wrote on last edited by
                    #18

                    @Ahti said in Does creating apps without any layouts create any problems ?:

                    @jsulm I was working on a project in my old pc but now i brought a new pc and i moved the same project in my new pc ( which has a different resolution ) but now when i run the same project on my new pc all the text and some widgets get out of alignment and for that reason i had left that project as its. I didn't used any layout in the project so now i thought maybe its because of these layouts why it looks so ugly.

                    Seeing this, 2 things come to mind.

                    Your new PC has a high-dpi (dots per inch) display or a different scaling factor is set for your display.

                    Either way

                    QApplication::setAttribute(Qt::AA_Use96Dpi);
                    

                    before

                    QApplication a(argc, argv);
                    

                    should do it as a quick and dirty workaround. :-)


                    Be aware of the Qt Code of Conduct, when posting : https://forum.qt.io/topic/113070/qt-code-of-conduct


                    Q: What's that?
                    A: It's blue light.
                    Q: What does it do?
                    A: It turns blue.

                    AhtiA 2 Replies Last reply
                    2
                    • J.HilkJ J.Hilk

                      @Ahti said in Does creating apps without any layouts create any problems ?:

                      @jsulm I was working on a project in my old pc but now i brought a new pc and i moved the same project in my new pc ( which has a different resolution ) but now when i run the same project on my new pc all the text and some widgets get out of alignment and for that reason i had left that project as its. I didn't used any layout in the project so now i thought maybe its because of these layouts why it looks so ugly.

                      Seeing this, 2 things come to mind.

                      Your new PC has a high-dpi (dots per inch) display or a different scaling factor is set for your display.

                      Either way

                      QApplication::setAttribute(Qt::AA_Use96Dpi);
                      

                      before

                      QApplication a(argc, argv);
                      

                      should do it as a quick and dirty workaround. :-)

                      AhtiA Offline
                      AhtiA Offline
                      Ahti
                      wrote on last edited by
                      #19
                      This post is deleted!
                      1 Reply Last reply
                      0
                      • J.HilkJ J.Hilk

                        @Ahti said in Does creating apps without any layouts create any problems ?:

                        @jsulm I was working on a project in my old pc but now i brought a new pc and i moved the same project in my new pc ( which has a different resolution ) but now when i run the same project on my new pc all the text and some widgets get out of alignment and for that reason i had left that project as its. I didn't used any layout in the project so now i thought maybe its because of these layouts why it looks so ugly.

                        Seeing this, 2 things come to mind.

                        Your new PC has a high-dpi (dots per inch) display or a different scaling factor is set for your display.

                        Either way

                        QApplication::setAttribute(Qt::AA_Use96Dpi);
                        

                        before

                        QApplication a(argc, argv);
                        

                        should do it as a quick and dirty workaround. :-)

                        AhtiA Offline
                        AhtiA Offline
                        Ahti
                        wrote on last edited by Ahti
                        #20

                        @J.Hilk

                        this is how my app looks on pc with full hd ( 1920 X 1080 ) pc
                        https://postimg.org/image/bnidz0r2r/
                        this is how my app looks on pc with hd ( 1440 X 900 ) pc
                        https://postimg.org/image/96mvvllbj/

                        1 Reply Last reply
                        0
                        • AhtiA Ahti

                          @jsulm I was working on a project in my old pc but now i brought a new pc and i moved the same project in my new pc ( which has a different resolution ) but now when i run the same project on my new pc all the text and some widgets get out of alignment and for that reason i had left that project as its. I didn't used any layout in the project so now i thought maybe its because of these layouts why it looks so ugly.

                          jsulmJ Offline
                          jsulmJ Offline
                          jsulm
                          Lifetime Qt Champion
                          wrote on last edited by jsulm
                          #21

                          @Ahti That is a perfect example why you SHOULD use layouts and what happens if you don't.
                          Just use layouts (it is really not hard) and you will not have such problems.

                          https://forum.qt.io/topic/113070/qt-code-of-conduct

                          AhtiA 1 Reply Last reply
                          1
                          • jsulmJ jsulm

                            @Ahti That is a perfect example why you SHOULD use layouts and what happens if you don't.
                            Just use layouts (it is really not hard) and you will not have such problems.

                            AhtiA Offline
                            AhtiA Offline
                            Ahti
                            wrote on last edited by
                            #22

                            @jsulm after using gridlayout the text appears small why ? have a look:

                            https://postimg.org/image/axyj3cyor/

                            Venkatesh VV jsulmJ 2 Replies Last reply
                            0
                            • AhtiA Ahti

                              @jsulm after using gridlayout the text appears small why ? have a look:

                              https://postimg.org/image/axyj3cyor/

                              Venkatesh VV Offline
                              Venkatesh VV Offline
                              Venkatesh V
                              wrote on last edited by
                              #23

                              @Ahti
                              Hi
                              Font size is varies from device to device based on their screen resolution. so that before going to give font size calculate with screens dpi and set the size.

                              1 Reply Last reply
                              1
                              • AhtiA Ahti

                                @jsulm after using gridlayout the text appears small why ? have a look:

                                https://postimg.org/image/axyj3cyor/

                                jsulmJ Offline
                                jsulmJ Offline
                                jsulm
                                Lifetime Qt Champion
                                wrote on last edited by
                                #24

                                @Ahti If the font is too small then increase its size

                                https://forum.qt.io/topic/113070/qt-code-of-conduct

                                1 Reply Last reply
                                2

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