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  4. How can I make a default QPushButton respond to ENTER?
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How can I make a default QPushButton respond to ENTER?

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  • Ronel_qtmasterR Ronel_qtmaster

    @jdent The default property of QPushButtons, instead will "press" the button whenever the top level widget receives the Return or Enter keys are pressed, no matter of the current focused widget, and as long as the focused widget does not handle those keys.So it does not apply to qlineedit

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    jdent
    wrote on last edited by jdent
    #3

    @Ronel_qtmaster I am sorry I don't understand what you are saying. Is there no way to make the button respond to ENTER? what if I set a shortcut?

    Ronel_qtmasterR 1 Reply Last reply
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    • J jdent

      @Ronel_qtmaster I am sorry I don't understand what you are saying. Is there no way to make the button respond to ENTER? what if I set a shortcut?

      Ronel_qtmasterR Offline
      Ronel_qtmasterR Offline
      Ronel_qtmaster
      wrote on last edited by
      #4

      @jdent i mean setDefault will not work when there is a focus in the LineEdit.Appart from that it will work.If you add a shortcut it will work as well

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      • Ronel_qtmasterR Ronel_qtmaster

        @jdent i mean setDefault will not work when there is a focus in the LineEdit.Appart from that it will work.If you add a shortcut it will work as well

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        jdent
        wrote on last edited by jdent
        #5

        @Ronel_qtmaster ok. How can I set a shortcut for the ENTER key?
        I tried

        searchButton->setShortcut(QKeySequence::StandardKey::)
        

        but there is no key for ENTER or RETURN!

        Ronel_qtmasterR 1 Reply Last reply
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        • J jdent

          @Ronel_qtmaster ok. How can I set a shortcut for the ENTER key?
          I tried

          searchButton->setShortcut(QKeySequence::StandardKey::)
          

          but there is no key for ENTER or RETURN!

          Ronel_qtmasterR Offline
          Ronel_qtmasterR Offline
          Ronel_qtmaster
          wrote on last edited by
          #6

          @jdent did you try pushButton->setShortcut(QKeySequence(Qt::Key_Enter));

          J JonBJ 2 Replies Last reply
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          • Ronel_qtmasterR Ronel_qtmaster

            @jdent did you try pushButton->setShortcut(QKeySequence(Qt::Key_Enter));

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            jdent
            wrote on last edited by
            #7

            @Ronel_qtmaster I tried it - no results.

            4ff17106-748f-4df2-b3a5-0653c521edf9-image.png

            In MFC (Microsoft Foundation Classes) you can do this, I can't see why we can't do it in Qt...
            There must be a way!!

            When I press ENTER when inside the line edit, can't I take that keystroke and invoke the Search button?

            jsulmJ 1 Reply Last reply
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            • J jdent

              @Ronel_qtmaster I tried it - no results.

              4ff17106-748f-4df2-b3a5-0653c521edf9-image.png

              In MFC (Microsoft Foundation Classes) you can do this, I can't see why we can't do it in Qt...
              There must be a way!!

              When I press ENTER when inside the line edit, can't I take that keystroke and invoke the Search button?

              jsulmJ Offline
              jsulmJ Offline
              jsulm
              Lifetime Qt Champion
              wrote on last edited by
              #8

              @jdent Connect https://doc.qt.io/qt-6/qlineedit.html#returnPressed to https://doc.qt.io/qt-6/qabstractbutton.html#click

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

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              • Ronel_qtmasterR Ronel_qtmaster

                @jdent did you try pushButton->setShortcut(QKeySequence(Qt::Key_Enter));

                JonBJ Offline
                JonBJ Offline
                JonB
                wrote on last edited by
                #9

                @Ronel_qtmaster said in How can I make a default QPushButton respond to ENTER?:

                @jdent did you try pushButton->setShortcut(QKeySequence(Qt::Key_Enter));

                See my discussion with @Chris-Kawa on this in https://forum.qt.io/topic/155461/qlineedit-returnpressed-when-something-else-has-a-key_return-shortcut. It might be worth trying Qt::Key_Return here, I suspect what you call the Enter key is what Qt calls the Return key. But it may be that those two are interchangeable, not sure.

                It can certainly be done with a shortcut if you want, but I (think I) prefer @jsulm's suggestion of connecting returnPressed.

                J Ronel_qtmasterR S 3 Replies Last reply
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                • JonBJ JonB

                  @Ronel_qtmaster said in How can I make a default QPushButton respond to ENTER?:

                  @jdent did you try pushButton->setShortcut(QKeySequence(Qt::Key_Enter));

                  See my discussion with @Chris-Kawa on this in https://forum.qt.io/topic/155461/qlineedit-returnpressed-when-something-else-has-a-key_return-shortcut. It might be worth trying Qt::Key_Return here, I suspect what you call the Enter key is what Qt calls the Return key. But it may be that those two are interchangeable, not sure.

                  It can certainly be done with a shortcut if you want, but I (think I) prefer @jsulm's suggestion of connecting returnPressed.

                  J Offline
                  J Offline
                  jdent
                  wrote on last edited by
                  #10

                  @JonB This did it!!

                  searchButton->setShortcut(QKeySequence(Qt::Key_Return));
                  

                  Thanks all of you!!

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                  • J jdent has marked this topic as solved on
                  • JonBJ JonB

                    @Ronel_qtmaster said in How can I make a default QPushButton respond to ENTER?:

                    @jdent did you try pushButton->setShortcut(QKeySequence(Qt::Key_Enter));

                    See my discussion with @Chris-Kawa on this in https://forum.qt.io/topic/155461/qlineedit-returnpressed-when-something-else-has-a-key_return-shortcut. It might be worth trying Qt::Key_Return here, I suspect what you call the Enter key is what Qt calls the Return key. But it may be that those two are interchangeable, not sure.

                    It can certainly be done with a shortcut if you want, but I (think I) prefer @jsulm's suggestion of connecting returnPressed.

                    Ronel_qtmasterR Offline
                    Ronel_qtmasterR Offline
                    Ronel_qtmaster
                    wrote on last edited by
                    #11

                    @JonB Thanks for the hint

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                    • JonBJ JonB

                      @Ronel_qtmaster said in How can I make a default QPushButton respond to ENTER?:

                      @jdent did you try pushButton->setShortcut(QKeySequence(Qt::Key_Enter));

                      See my discussion with @Chris-Kawa on this in https://forum.qt.io/topic/155461/qlineedit-returnpressed-when-something-else-has-a-key_return-shortcut. It might be worth trying Qt::Key_Return here, I suspect what you call the Enter key is what Qt calls the Return key. But it may be that those two are interchangeable, not sure.

                      It can certainly be done with a shortcut if you want, but I (think I) prefer @jsulm's suggestion of connecting returnPressed.

                      S Offline
                      S Offline
                      SimonSchroeder
                      wrote on last edited by
                      #12

                      @JonB said in How can I make a default QPushButton respond to ENTER?:

                      I suspect what you call the Enter key is what Qt calls the Return key

                      You might want to connect both Enter and Return. If I'm not mistaken, Enter is the key located in the NumPad area.

                      JonBJ 1 Reply Last reply
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                      • S SimonSchroeder

                        @JonB said in How can I make a default QPushButton respond to ENTER?:

                        I suspect what you call the Enter key is what Qt calls the Return key

                        You might want to connect both Enter and Return. If I'm not mistaken, Enter is the key located in the NumPad area.

                        JonBJ Offline
                        JonBJ Offline
                        JonB
                        wrote on last edited by JonB
                        #13

                        @SimonSchroeder See the discussion around https://forum.qt.io/topic/155461/qlineedit-returnpressed-when-something-else-has-a-key_return-shortcut/16 for the pointlessness/potential evilness of the NumPad Enter key ;-)

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