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  4. How to implement open executable file many a time, but there is one application start up?
Forum Update on Monday, May 27th 2025

How to implement open executable file many a time, but there is one application start up?

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  • joeQJ Offline
    joeQJ Offline
    joeQ
    wrote on last edited by
    #1

    Hi, friend, Friday happy!

    In general. We clicked one simple Qt Gui executable file in window, we can start up the application.
    And, if we clicked the same executable file again, we can start up another application. Now , there are
    two applications. But, i don't want it.

    About this case,Is it the Singleton mode?

    What should i do about my question in Qt Gui Application ?

    Thanks and gratitudes

    raven-worxR 1 Reply Last reply
    0
    • joeQJ joeQ

      Hi, friend, Friday happy!

      In general. We clicked one simple Qt Gui executable file in window, we can start up the application.
      And, if we clicked the same executable file again, we can start up another application. Now , there are
      two applications. But, i don't want it.

      About this case,Is it the Singleton mode?

      What should i do about my question in Qt Gui Application ?

      Thanks and gratitudes

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

      @joeQ
      see QtSingleApplication

      --- 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

      joeQJ 2 Replies Last reply
      3
      • raven-worxR raven-worx

        @joeQ
        see QtSingleApplication

        joeQJ Offline
        joeQJ Offline
        joeQ
        wrote on last edited by
        #3
        This post is deleted!
        1 Reply Last reply
        0
        • raven-worxR raven-worx

          @joeQ
          see QtSingleApplication

          joeQJ Offline
          joeQJ Offline
          joeQ
          wrote on last edited by
          #4

          @raven-worx

          Very Good! You are greate. I get it.

          I download the github zip file. and There are three examples. and I try the trival demo. It is my want. Thank u . Best wish for you.

          1 Reply Last reply
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