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How to show all UI from another python file in current file when button is clicked.

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  • M Offline
    M Offline
    mrjj
    Lifetime Qt Champion
    wrote on 19 Aug 2019, 09:20 last edited by
    #29

    Hi
    but a widget is a class. ?
    so you import, you create an instance and insert into layout.

    It should not be an issue to integrate it with the code you have.
    Maybe you already have a layout. else now would be a good time to use one :)

    S 2 Replies Last reply 19 Aug 2019, 09:32
    0
    • M mrjj
      19 Aug 2019, 09:20

      Hi
      but a widget is a class. ?
      so you import, you create an instance and insert into layout.

      It should not be an issue to integrate it with the code you have.
      Maybe you already have a layout. else now would be a good time to use one :)

      S Offline
      S Offline
      sdf1444
      wrote on 19 Aug 2019, 09:32 last edited by
      #30

      @mrjj

      Can I have an example please?

      1 Reply Last reply
      0
      • M mrjj
        19 Aug 2019, 09:20

        Hi
        but a widget is a class. ?
        so you import, you create an instance and insert into layout.

        It should not be an issue to integrate it with the code you have.
        Maybe you already have a layout. else now would be a good time to use one :)

        S Offline
        S Offline
        sdf1444
        wrote on 19 Aug 2019, 10:03 last edited by
        #31

        @mrjj

        So how would I create instances of the classes which have multiple widgets and then insert into the layout?

        Thanks

        M 1 Reply Last reply 19 Aug 2019, 10:12
        0
        • S sdf1444
          19 Aug 2019, 10:03

          @mrjj

          So how would I create instances of the classes which have multiple widgets and then insert into the layout?

          Thanks

          M Offline
          M Offline
          mrjj
          Lifetime Qt Champion
          wrote on 19 Aug 2019, 10:12 last edited by
          #32

          @sdf1444
          Hi
          what you say, classes, you mean normal python classes that use widgets or what do you mean?
          I can't answer that as it would be either you create the master class (composite) then (if its a widget) or
          you would create each widget by itself if the "class" if not a widget and you don't want to show it.
          However, it really depends on what you import.

          S 1 Reply Last reply 19 Aug 2019, 10:19
          0
          • M mrjj
            19 Aug 2019, 10:12

            @sdf1444
            Hi
            what you say, classes, you mean normal python classes that use widgets or what do you mean?
            I can't answer that as it would be either you create the master class (composite) then (if its a widget) or
            you would create each widget by itself if the "class" if not a widget and you don't want to show it.
            However, it really depends on what you import.

            S Offline
            S Offline
            sdf1444
            wrote on 19 Aug 2019, 10:19 last edited by
            #33

            @mrjj

            Basically this is an widget created inside a class. So I am importing widgets which are inside a master class. How do I instantiate this, and then insert into a layout?

            class App2(QWidget):
            def init(self):
            QMainWindow.init(self)
                pybutton = QPushButton('hi', self)
                pybutton.resize(200,70)
                pybutton.move(900, 50)
                self.show()
            
            1 Reply Last reply
            0
            • M Offline
              M Offline
              mrjj
              Lifetime Qt Champion
              wrote on 19 Aug 2019, 10:27 last edited by mrjj
              #34

              Well normally one would use App2 as that is the
              composite widget.
              So often that makes the most sense to use as it will then init the
              widget it uses in a proper way.

              S 1 Reply Last reply 19 Aug 2019, 10:29
              0
              • M mrjj
                19 Aug 2019, 10:27

                Well normally one would use App2 as that is the
                composite widget.
                So often that makes the most sense to use as it will then init the
                widget it uses in a proper way.

                S Offline
                S Offline
                sdf1444
                wrote on 19 Aug 2019, 10:29 last edited by
                #35

                @mrjj

                So I how do I show this in the main window. What is the overall code?

                M 1 Reply Last reply 19 Aug 2019, 10:47
                0
                • S sdf1444
                  19 Aug 2019, 10:29

                  @mrjj

                  So I how do I show this in the main window. What is the overall code?

                  M Offline
                  M Offline
                  mrjj
                  Lifetime Qt Champion
                  wrote on 19 Aug 2019, 10:47 last edited by
                  #36

                  @sdf1444
                  something like
                  (import it )

                  layout = QHBoxLayout()
                  layout.addWidget(App2)
                  yourwindow.setLayout(layout)
                  yourwindow.show()

                  S 1 Reply Last reply 19 Aug 2019, 11:25
                  0
                  • M mrjj
                    19 Aug 2019, 10:47

                    @sdf1444
                    something like
                    (import it )

                    layout = QHBoxLayout()
                    layout.addWidget(App2)
                    yourwindow.setLayout(layout)
                    yourwindow.show()

                    S Offline
                    S Offline
                    sdf1444
                    wrote on 19 Aug 2019, 11:25 last edited by
                    #37

                    @mrjj

                    Hi

                    I am getting this error when I add the layout code into pyqt.py: TypeError: addWidget(self, QWidget, stretch: int = 0, alignment: Union[Qt.Alignment, Qt.AlignmentFlag] = Qt.Alignment()): argument 1 has unexpected type 'sip.wrappertype'

                    import sys
                    from PyQt5.QtWidgets import *
                    from PyQt5.QtCore import *
                    from pyqt2 import *

                    class App(QWidget):
                    def init(self):
                    QMainWindow.init(self)

                        layout = QHBoxLayout()
                        layout.addWidget(App2)
                        yourwindow.setLayout(layout)
                        yourwindow.show()
                    
                        pybutton = QPushButton('Click me', self)
                        pybutton.resize(200,70)
                        pybutton.move(400, 50)
                        self.show()
                    

                    if name == "main":
                    app = QApplication(sys.argv)
                    mainWin = App()
                    sys.exit(app.exec_())

                    1 Reply Last reply
                    0
                    • M Offline
                      M Offline
                      mrjj
                      Lifetime Qt Champion
                      wrote on 19 Aug 2019, 12:11 last edited by
                      #38

                      Hi
                      So
                      app2 is NOT a QWidget ?
                      i have no idea what "sip.wrappertype" is :)

                      S 1 Reply Last reply 19 Aug 2019, 12:12
                      0
                      • M mrjj
                        19 Aug 2019, 12:11

                        Hi
                        So
                        app2 is NOT a QWidget ?
                        i have no idea what "sip.wrappertype" is :)

                        S Offline
                        S Offline
                        sdf1444
                        wrote on 19 Aug 2019, 12:12 last edited by
                        #39

                        @mrjj

                        "app2" is a widget created from inside class.

                        M 1 Reply Last reply 19 Aug 2019, 12:14
                        0
                        • S sdf1444
                          19 Aug 2019, 12:12

                          @mrjj

                          "app2" is a widget created from inside class.

                          M Offline
                          M Offline
                          mrjj
                          Lifetime Qt Champion
                          wrote on 19 Aug 2019, 12:14 last edited by
                          #40

                          @sdf1444
                          it has to inherit QWidget or be a QWidget to be used in a layout.
                          Else its plain impossible and you must create the inner Widgets yourself. :)

                          S 1 Reply Last reply 19 Aug 2019, 12:24
                          0
                          • M mrjj
                            19 Aug 2019, 12:14

                            @sdf1444
                            it has to inherit QWidget or be a QWidget to be used in a layout.
                            Else its plain impossible and you must create the inner Widgets yourself. :)

                            S Offline
                            S Offline
                            sdf1444
                            wrote on 19 Aug 2019, 12:24 last edited by
                            #41

                            @mrjj

                            Hi "app2" is a QWidget.

                            1 Reply Last reply
                            0
                            • S Offline
                              S Offline
                              sdf1444
                              wrote on 19 Aug 2019, 12:34 last edited by
                              #42

                              @mrjj

                              Because it is a QWidget it should be able to be shown but why do I get an error and is there another way to write this code because of an error.

                              M 1 Reply Last reply 19 Aug 2019, 12:40
                              0
                              • S sdf1444
                                19 Aug 2019, 12:34

                                @mrjj

                                Because it is a QWidget it should be able to be shown but why do I get an error and is there another way to write this code because of an error.

                                M Offline
                                M Offline
                                mrjj
                                Lifetime Qt Champion
                                wrote on 19 Aug 2019, 12:40 last edited by
                                #43

                                @sdf1444
                                make sure it's not because it miss a self in the right spot.

                                S 1 Reply Last reply 19 Aug 2019, 12:48
                                0
                                • M mrjj
                                  19 Aug 2019, 12:40

                                  @sdf1444
                                  make sure it's not because it miss a self in the right spot.

                                  S Offline
                                  S Offline
                                  sdf1444
                                  wrote on 19 Aug 2019, 12:48 last edited by
                                  #44

                                  @mrjj

                                  Where do I need a self?

                                  M 1 Reply Last reply 19 Aug 2019, 14:01
                                  0
                                  • S sdf1444
                                    19 Aug 2019, 12:48

                                    @mrjj

                                    Where do I need a self?

                                    M Offline
                                    M Offline
                                    mrjj
                                    Lifetime Qt Champion
                                    wrote on 19 Aug 2019, 14:01 last edited by
                                    #45

                                    @sdf1444
                                    It was just a suggestion.
                                    I dont know if that is the case.

                                    1 Reply Last reply
                                    0
                                    • S Offline
                                      S Offline
                                      SGaist
                                      Lifetime Qt Champion
                                      wrote on 19 Aug 2019, 20:20 last edited by
                                      #46

                                      @sdf1444 said in How to show all UI from another python file in current file when button is clicked.:

                                      class App(QWidget):
                                      def init(self):
                                      QMainWindow.init(self)

                                      Why are you declaring App to be a QWidget and then in the constructor try to do some initialisation based on QMainWindow ?

                                      Note that App is not a really good name for a widget. Most people would think of a QCore/QGui/QApplication based class.

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

                                      1 Reply Last reply
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                                      • J Offline
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                                        jhoney
                                        Banned
                                        wrote on 20 Aug 2019, 11:51 last edited by jhoney
                                        #47
                                        This post is deleted!
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