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QFileDialog- Using getOpenFile

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  • jsulmJ jsulm

    @LT-K101 said in QFileDialog- Using getOpenFile:

    Please any assistance?

    What kind of database? SQL? https://doc.qt.io/qt-5/qtsql-index.html

    L Offline
    L Offline
    LT-K101
    wrote on last edited by
    #20

    @jsulm Yes I'm using SQL.

    jsulmJ 1 Reply Last reply
    0
    • L LT-K101

      @jsulm Yes I'm using SQL.

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

      @LT-K101 Start here: https://doc.qt.io/qt-5/qtsql-index.html

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

      1 Reply Last reply
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      • JonBJ JonB

        @LT-K101 said in QFileDialog- Using getOpenFile:

        @jsulm I just did try to cancel and nothing happened, everything works fine.

        That is truly remarkable, with your existing code.

                    fname5, _ = QFileDialog.getOpenFileName(self, "Choose File", "", "All Files(*) ;; Images(*.jpeg)")
                    pixmap = QPixmap(fname5, _)
        

        So after the user clicks Cancel in the dialog, what is returned in fname5 and most importantly what in your code stops so that it does not try to load a QPixmap? Or do you mean it just seems to be OK when you continue ignoring the Cancel and try to load a QPixmap from "nothing"? Try first running this and picking a suitable file to load, then re-running it and pressing Cancel, that leaves the currently loaded pixmap as-is, does it?

        L Offline
        L Offline
        LT-K101
        wrote on last edited by
        #22

        @JonB Oh! my bad. I meant when user clicks on the cancel the dialog window exits.

        JonBJ 1 Reply Last reply
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        • L LT-K101

          @JonB Oh! my bad. I meant when user clicks on the cancel the dialog window exits.

          JonBJ Offline
          JonBJ Offline
          JonB
          wrote on last edited by JonB
          #23

          @LT-K101
          Now I'm really lost. From the QFileDialog clicking either Cancel or selecting a file and clicking OK should close/exit that dialog window. Originally you said

          but my application exits as soon as i click on open file

          If you want help can you please state clearly whether this is still the case and/or when your application exits upon closing the file dialog.

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          • L LT-K101

            @JonB I did print in the def Load_First_Certificate(self): function and it worked fine. I'm now using the code below to load the file as image.

                def Load_Second_Certificate(self):
                        fname5, _ = QFileDialog.getOpenFileName(self, "Choose File", "", "All Files(*) ;; Images(*.jpeg)")
                        pixmap = QPixmap(fname5, _)
                        self.ui.Display_label_6.setPixmap(QPixmap(pixmap))
                        self.ui.Display_label_6.repaint()
            
            
            
            L Offline
            L Offline
            LT-K101
            wrote on last edited by LT-K101
            #24

            @JonB @JonB Any help on how to display only file name instead of displaying file full path using the QFileDialog? Thanks in advance. Below is my code.

                
            def Load_First_Certificate(self):
                    self.fname1, ok = QFileDialog.getOpenFileName(self, "Upload Pdf File", "", "Pdf Files(*.pdf)")
            
                    if ok:
                        defaultPdf = os.path.split(self.fname1)
                        self.ui.Pdf_lineEdit.setText(self.fname1)
            
            artwawA JonBJ jsulmJ 3 Replies Last reply
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            • L LT-K101

              @JonB @JonB Any help on how to display only file name instead of displaying file full path using the QFileDialog? Thanks in advance. Below is my code.

                  
              def Load_First_Certificate(self):
                      self.fname1, ok = QFileDialog.getOpenFileName(self, "Upload Pdf File", "", "Pdf Files(*.pdf)")
              
                      if ok:
                          defaultPdf = os.path.split(self.fname1)
                          self.ui.Pdf_lineEdit.setText(self.fname1)
              
              artwawA Offline
              artwawA Offline
              artwaw
              wrote on last edited by
              #25

              @LT-K101 If you look at the QString (or str in Python) documentation you will surely notice that there is split() method. So self.fname1.split('/').last() should do the trick. Why don't read documentation on the basic types you use?

              For more information please re-read.

              Kind Regards,
              Artur

              1 Reply Last reply
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              • L LT-K101

                @JonB @JonB Any help on how to display only file name instead of displaying file full path using the QFileDialog? Thanks in advance. Below is my code.

                    
                def Load_First_Certificate(self):
                        self.fname1, ok = QFileDialog.getOpenFileName(self, "Upload Pdf File", "", "Pdf Files(*.pdf)")
                
                        if ok:
                            defaultPdf = os.path.split(self.fname1)
                            self.ui.Pdf_lineEdit.setText(self.fname1)
                
                JonBJ Offline
                JonBJ Offline
                JonB
                wrote on last edited by JonB
                #26

                @LT-K101

                print(QFile(self.fname1).fileName())
                print(QFileInfo(self.fname1).fileName())
                

                Your code:

                        self.fname1, ok = QFileDialog.getOpenFileName(self, "Upload Pdf File", "", "Pdf Files(*.pdf)")
                        if ok:
                

                Where do you get the idea that the second result is any kind of ok parameter, and that you should be looking at it for success?

                L 1 Reply Last reply
                1
                • L LT-K101

                  @JonB @JonB Any help on how to display only file name instead of displaying file full path using the QFileDialog? Thanks in advance. Below is my code.

                      
                  def Load_First_Certificate(self):
                          self.fname1, ok = QFileDialog.getOpenFileName(self, "Upload Pdf File", "", "Pdf Files(*.pdf)")
                  
                          if ok:
                              defaultPdf = os.path.split(self.fname1)
                              self.ui.Pdf_lineEdit.setText(self.fname1)
                  
                  jsulmJ Offline
                  jsulmJ Offline
                  jsulm
                  Lifetime Qt Champion
                  wrote on last edited by
                  #27

                  @LT-K101

                  self.ui.Pdf_lineEdit.setText(os.path.basename(self.fname1))

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

                  JonBJ L 2 Replies Last reply
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                  • jsulmJ jsulm

                    @LT-K101

                    self.ui.Pdf_lineEdit.setText(os.path.basename(self.fname1))
                    JonBJ Offline
                    JonBJ Offline
                    JonB
                    wrote on last edited by JonB
                    #28

                    @jsulm
                    You are encouraging OP to mix native Python calls with Qt calls when no need to, grrr! Since QFileDialog.getOpenFileName() returns a Qt-type-path (right?), he must now go check up how os.path.... handles e.g. /s under Windows....

                    1 Reply Last reply
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                    • JonBJ JonB

                      @LT-K101

                      print(QFile(self.fname1).fileName())
                      print(QFileInfo(self.fname1).fileName())
                      

                      Your code:

                              self.fname1, ok = QFileDialog.getOpenFileName(self, "Upload Pdf File", "", "Pdf Files(*.pdf)")
                              if ok:
                      

                      Where do you get the idea that the second result is any kind of ok parameter, and that you should be looking at it for success?

                      L Offline
                      L Offline
                      LT-K101
                      wrote on last edited by LT-K101
                      #29

                      @JonB Sorry that was a function i wrote for my image upload function, if user does not upload an image then the default image should be an avatar. I copied it and forgot to delete the if statement. Thanks

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                      • jsulmJ jsulm

                        @LT-K101

                        self.ui.Pdf_lineEdit.setText(os.path.basename(self.fname1))
                        L Offline
                        L Offline
                        LT-K101
                        wrote on last edited by
                        #30

                        @jsulm Thanks it's working! After selecting the pdf file saving to a location in my working directory is the problem now. Any assistance please?

                        jsulmJ 1 Reply Last reply
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                        • L LT-K101

                          @jsulm Thanks it's working! After selecting the pdf file saving to a location in my working directory is the problem now. Any assistance please?

                          jsulmJ Offline
                          jsulmJ Offline
                          jsulm
                          Lifetime Qt Champion
                          wrote on last edited by
                          #31

                          @LT-K101 said in QFileDialog- Using getOpenFile:

                          Any assistance please?

                          Please ask a concrete question. What is the concrete problem you're having now?

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

                          L 1 Reply Last reply
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                          • jsulmJ jsulm

                            @LT-K101 said in QFileDialog- Using getOpenFile:

                            Any assistance please?

                            Please ask a concrete question. What is the concrete problem you're having now?

                            L Offline
                            L Offline
                            LT-K101
                            wrote on last edited by LT-K101
                            #32

                            @jsulm I want to save the uploaded file itself to a specific directory not just the filename. Example when the user click on open button to select file , after user select file. The file should be saved in a directory.

                            jsulmJ 1 Reply Last reply
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                            • L LT-K101

                              @jsulm I want to save the uploaded file itself to a specific directory not just the filename. Example when the user click on open button to select file , after user select file. The file should be saved in a directory.

                              jsulmJ Offline
                              jsulmJ Offline
                              jsulm
                              Lifetime Qt Champion
                              wrote on last edited by
                              #33

                              @LT-K101 Then do so: https://doc.qt.io/qt-5/qfile.html

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

                              L 1 Reply Last reply
                              0
                              • jsulmJ jsulm

                                @LT-K101 Then do so: https://doc.qt.io/qt-5/qfile.html

                                L Offline
                                L Offline
                                LT-K101
                                wrote on last edited by
                                #34

                                @jsulm Thanks

                                1 Reply Last reply
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