How to resume the fragments ? I have created four fragments -A,B,C,D on diffrent buttons im calling these fragments e.g










0















public void selectFrag(View view) 

Fragment fr = null;
if (view == findViewById(R.id.ivSize))

fr = new SizeFragment();



else if (view == findViewById(R.id.ivFrame))

fr = new FramesFragment();

else if (view == findViewById(R.id.ivMat))

fr = new MatFragment();

else if (view == findViewById(R.id.ivGlass))

fr = new GlassTypeFragment();

Bundle bundle = new Bundle();
bundle.putString("inside_width", insideWidth);
bundle.putString("inside_height", insideHeight);
// set Fragmentclass Arguments
fr.setArguments(bundle);


FragmentManager fm = getSupportFragmentManager();
FragmentTransaction fragmentTransaction = fm.beginTransaction();
fragmentTransaction.replace(R.id.fragment_container, fr);
fragmentTransaction.commit();



  • every time i click on buttion new fragment is created.
    I have two resume my previous fragment on button click instead of creating new.









share|improve this question




























    0















    public void selectFrag(View view) 

    Fragment fr = null;
    if (view == findViewById(R.id.ivSize))

    fr = new SizeFragment();



    else if (view == findViewById(R.id.ivFrame))

    fr = new FramesFragment();

    else if (view == findViewById(R.id.ivMat))

    fr = new MatFragment();

    else if (view == findViewById(R.id.ivGlass))

    fr = new GlassTypeFragment();

    Bundle bundle = new Bundle();
    bundle.putString("inside_width", insideWidth);
    bundle.putString("inside_height", insideHeight);
    // set Fragmentclass Arguments
    fr.setArguments(bundle);


    FragmentManager fm = getSupportFragmentManager();
    FragmentTransaction fragmentTransaction = fm.beginTransaction();
    fragmentTransaction.replace(R.id.fragment_container, fr);
    fragmentTransaction.commit();



    • every time i click on buttion new fragment is created.
      I have two resume my previous fragment on button click instead of creating new.









    share|improve this question


























      0












      0








      0








      public void selectFrag(View view) 

      Fragment fr = null;
      if (view == findViewById(R.id.ivSize))

      fr = new SizeFragment();



      else if (view == findViewById(R.id.ivFrame))

      fr = new FramesFragment();

      else if (view == findViewById(R.id.ivMat))

      fr = new MatFragment();

      else if (view == findViewById(R.id.ivGlass))

      fr = new GlassTypeFragment();

      Bundle bundle = new Bundle();
      bundle.putString("inside_width", insideWidth);
      bundle.putString("inside_height", insideHeight);
      // set Fragmentclass Arguments
      fr.setArguments(bundle);


      FragmentManager fm = getSupportFragmentManager();
      FragmentTransaction fragmentTransaction = fm.beginTransaction();
      fragmentTransaction.replace(R.id.fragment_container, fr);
      fragmentTransaction.commit();



      • every time i click on buttion new fragment is created.
        I have two resume my previous fragment on button click instead of creating new.









      share|improve this question
















      public void selectFrag(View view) 

      Fragment fr = null;
      if (view == findViewById(R.id.ivSize))

      fr = new SizeFragment();



      else if (view == findViewById(R.id.ivFrame))

      fr = new FramesFragment();

      else if (view == findViewById(R.id.ivMat))

      fr = new MatFragment();

      else if (view == findViewById(R.id.ivGlass))

      fr = new GlassTypeFragment();

      Bundle bundle = new Bundle();
      bundle.putString("inside_width", insideWidth);
      bundle.putString("inside_height", insideHeight);
      // set Fragmentclass Arguments
      fr.setArguments(bundle);


      FragmentManager fm = getSupportFragmentManager();
      FragmentTransaction fragmentTransaction = fm.beginTransaction();
      fragmentTransaction.replace(R.id.fragment_container, fr);
      fragmentTransaction.commit();



      • every time i click on buttion new fragment is created.
        I have two resume my previous fragment on button click instead of creating new.






      android fragment






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Nov 13 '18 at 14:58







      user10645573

















      asked Nov 13 '18 at 13:17









      PHP MasterPHP Master

      84




      84






















          2 Answers
          2






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          0














          Add your fragments to backstack and when you would like to show again one of them get it from the backstack.






          share|improve this answer























          • can you please provide source code to pop up specific fragment from stack

            – PHP Master
            Nov 14 '18 at 5:37


















          0














          Just retain the instance and the onResume will be hit instead of onCreate.



           //MEMBER VARIABLES OF THE CLASS
          Fragment sizeFragment = new SizeFragment;

          Fragment framesFragment = new FramesFragment;

          Fragment matFragment = new MatFragment;

          Fragment glassTypeFragment = new GlassTypeFragment;

          Fragment selectedFragment = null

          private void updateFragment(View view)
          if (view == findViewById(R.id.ivSize))
          selectedFragment = sizeFragment;
          else if (view == findViewById(R.id.ivFrame))
          selectedFragment = framesFragment;
          else if (view == findViewById(R.id.ivMat))
          selectedFragment = matFragment;
          else if (view == findViewById(R.id.ivGlass))
          selectedFragment = glassTypeFragment;

          Bundle bundle = new Bundle();
          bundle.putString("inside_width", insideWidth);
          bundle.putString("inside_height", insideHeight);
          // set Fragmentclass Arguments
          fr.setArguments(bundle);


          FragmentManager fm = getSupportFragmentManager();
          FragmentTransaction fragmentTransaction = fm.beginTransaction();
          fragmentTransaction.replace(R.id.fragment_container, selectedFragment);
          fragmentTransaction.commit();



          I think it's also worth mentioning that doing a findById each time to compare which fragment to show is a bit heavy in searching xml, I'm sure you can find a better architecture to know which one should be showing, but maybe I'm wrong.



          Hope this helps.



          Happy Coding.






          share|improve this answer






















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            2 Answers
            2






            active

            oldest

            votes








            2 Answers
            2






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            0














            Add your fragments to backstack and when you would like to show again one of them get it from the backstack.






            share|improve this answer























            • can you please provide source code to pop up specific fragment from stack

              – PHP Master
              Nov 14 '18 at 5:37















            0














            Add your fragments to backstack and when you would like to show again one of them get it from the backstack.






            share|improve this answer























            • can you please provide source code to pop up specific fragment from stack

              – PHP Master
              Nov 14 '18 at 5:37













            0












            0








            0







            Add your fragments to backstack and when you would like to show again one of them get it from the backstack.






            share|improve this answer













            Add your fragments to backstack and when you would like to show again one of them get it from the backstack.







            share|improve this answer












            share|improve this answer



            share|improve this answer










            answered Nov 13 '18 at 13:21









            justjust

            6031923




            6031923












            • can you please provide source code to pop up specific fragment from stack

              – PHP Master
              Nov 14 '18 at 5:37

















            • can you please provide source code to pop up specific fragment from stack

              – PHP Master
              Nov 14 '18 at 5:37
















            can you please provide source code to pop up specific fragment from stack

            – PHP Master
            Nov 14 '18 at 5:37





            can you please provide source code to pop up specific fragment from stack

            – PHP Master
            Nov 14 '18 at 5:37













            0














            Just retain the instance and the onResume will be hit instead of onCreate.



             //MEMBER VARIABLES OF THE CLASS
            Fragment sizeFragment = new SizeFragment;

            Fragment framesFragment = new FramesFragment;

            Fragment matFragment = new MatFragment;

            Fragment glassTypeFragment = new GlassTypeFragment;

            Fragment selectedFragment = null

            private void updateFragment(View view)
            if (view == findViewById(R.id.ivSize))
            selectedFragment = sizeFragment;
            else if (view == findViewById(R.id.ivFrame))
            selectedFragment = framesFragment;
            else if (view == findViewById(R.id.ivMat))
            selectedFragment = matFragment;
            else if (view == findViewById(R.id.ivGlass))
            selectedFragment = glassTypeFragment;

            Bundle bundle = new Bundle();
            bundle.putString("inside_width", insideWidth);
            bundle.putString("inside_height", insideHeight);
            // set Fragmentclass Arguments
            fr.setArguments(bundle);


            FragmentManager fm = getSupportFragmentManager();
            FragmentTransaction fragmentTransaction = fm.beginTransaction();
            fragmentTransaction.replace(R.id.fragment_container, selectedFragment);
            fragmentTransaction.commit();



            I think it's also worth mentioning that doing a findById each time to compare which fragment to show is a bit heavy in searching xml, I'm sure you can find a better architecture to know which one should be showing, but maybe I'm wrong.



            Hope this helps.



            Happy Coding.






            share|improve this answer



























              0














              Just retain the instance and the onResume will be hit instead of onCreate.



               //MEMBER VARIABLES OF THE CLASS
              Fragment sizeFragment = new SizeFragment;

              Fragment framesFragment = new FramesFragment;

              Fragment matFragment = new MatFragment;

              Fragment glassTypeFragment = new GlassTypeFragment;

              Fragment selectedFragment = null

              private void updateFragment(View view)
              if (view == findViewById(R.id.ivSize))
              selectedFragment = sizeFragment;
              else if (view == findViewById(R.id.ivFrame))
              selectedFragment = framesFragment;
              else if (view == findViewById(R.id.ivMat))
              selectedFragment = matFragment;
              else if (view == findViewById(R.id.ivGlass))
              selectedFragment = glassTypeFragment;

              Bundle bundle = new Bundle();
              bundle.putString("inside_width", insideWidth);
              bundle.putString("inside_height", insideHeight);
              // set Fragmentclass Arguments
              fr.setArguments(bundle);


              FragmentManager fm = getSupportFragmentManager();
              FragmentTransaction fragmentTransaction = fm.beginTransaction();
              fragmentTransaction.replace(R.id.fragment_container, selectedFragment);
              fragmentTransaction.commit();



              I think it's also worth mentioning that doing a findById each time to compare which fragment to show is a bit heavy in searching xml, I'm sure you can find a better architecture to know which one should be showing, but maybe I'm wrong.



              Hope this helps.



              Happy Coding.






              share|improve this answer

























                0












                0








                0







                Just retain the instance and the onResume will be hit instead of onCreate.



                 //MEMBER VARIABLES OF THE CLASS
                Fragment sizeFragment = new SizeFragment;

                Fragment framesFragment = new FramesFragment;

                Fragment matFragment = new MatFragment;

                Fragment glassTypeFragment = new GlassTypeFragment;

                Fragment selectedFragment = null

                private void updateFragment(View view)
                if (view == findViewById(R.id.ivSize))
                selectedFragment = sizeFragment;
                else if (view == findViewById(R.id.ivFrame))
                selectedFragment = framesFragment;
                else if (view == findViewById(R.id.ivMat))
                selectedFragment = matFragment;
                else if (view == findViewById(R.id.ivGlass))
                selectedFragment = glassTypeFragment;

                Bundle bundle = new Bundle();
                bundle.putString("inside_width", insideWidth);
                bundle.putString("inside_height", insideHeight);
                // set Fragmentclass Arguments
                fr.setArguments(bundle);


                FragmentManager fm = getSupportFragmentManager();
                FragmentTransaction fragmentTransaction = fm.beginTransaction();
                fragmentTransaction.replace(R.id.fragment_container, selectedFragment);
                fragmentTransaction.commit();



                I think it's also worth mentioning that doing a findById each time to compare which fragment to show is a bit heavy in searching xml, I'm sure you can find a better architecture to know which one should be showing, but maybe I'm wrong.



                Hope this helps.



                Happy Coding.






                share|improve this answer













                Just retain the instance and the onResume will be hit instead of onCreate.



                 //MEMBER VARIABLES OF THE CLASS
                Fragment sizeFragment = new SizeFragment;

                Fragment framesFragment = new FramesFragment;

                Fragment matFragment = new MatFragment;

                Fragment glassTypeFragment = new GlassTypeFragment;

                Fragment selectedFragment = null

                private void updateFragment(View view)
                if (view == findViewById(R.id.ivSize))
                selectedFragment = sizeFragment;
                else if (view == findViewById(R.id.ivFrame))
                selectedFragment = framesFragment;
                else if (view == findViewById(R.id.ivMat))
                selectedFragment = matFragment;
                else if (view == findViewById(R.id.ivGlass))
                selectedFragment = glassTypeFragment;

                Bundle bundle = new Bundle();
                bundle.putString("inside_width", insideWidth);
                bundle.putString("inside_height", insideHeight);
                // set Fragmentclass Arguments
                fr.setArguments(bundle);


                FragmentManager fm = getSupportFragmentManager();
                FragmentTransaction fragmentTransaction = fm.beginTransaction();
                fragmentTransaction.replace(R.id.fragment_container, selectedFragment);
                fragmentTransaction.commit();



                I think it's also worth mentioning that doing a findById each time to compare which fragment to show is a bit heavy in searching xml, I'm sure you can find a better architecture to know which one should be showing, but maybe I'm wrong.



                Hope this helps.



                Happy Coding.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 13 '18 at 13:30









                SamSam

                3,05011123




                3,05011123



























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