Android Explore 2:android 5.0 under Dialog&alertdialog does not affect the activity's life cycle

It is concluded that dialog and alertdialog do not affect the life cycle of the activity, but affect the priority of the activity.

Core code:

in oncreated:Resources Resources= This. Getresources (); Displaymetrics Displaymetrics=Resources.getdisplaymetrics (); Final intWidthpixels = DISPLAYMETRICS.WIDTHPIXELS/2; Final intHeightpixels = DISPLAYMETRICS.HEIGHTPIXELS/2; //1//Android 5.0 Under Dialog&alertdialog does not affect the activity life cycleFloatingactionbutton fab =(Floatingactionbutton) Findviewbyid (R.id.fab); Fab.setonclicklistener (NewView.onclicklistener () {@Override Public voidOnClick (view view) {//snackbar.make (view, "Replace with your own action", Snackbar.length_long)//. Setaction ("Action", null). Show (); //Test Dialog//EditText EditText = new EditText (scrollingactivity.this);//Edittext.setlayoutparams (New Viewgroup.layoutparams (Widthpixels, Heightpixels));//Dialog Dialog = new Dialog (scrollingactivity.this);//Dialog.setcontentview (editText);//Dialog.settitle ("title");//Dialog.setcanceledontouchoutside (false);//dialog.show (); //Test DialogAlertdialog.builder Builder =NewAlertdialog.builder (scrollingactivity. This); Builder.settitle ("Pop-up Window"). Setmessage ("MSG"). Setnegativebutton ("Cancel",NewDialoginterface.onclicklistener () {@Override Public voidOnClick (Dialoginterface Dialog,intwhich)                            {Dialog.dismiss (); }}). Setpositivebutton ("Yes",NewDialoginterface.onclicklistener () {@Override Public voidOnClick (Dialoginterface Dialog,intwhich)                        {Dialog.dismiss ();                    ; }}). setcancelable (false);            Builder.create (). Show (); }        }); In Activity: @Overrideprotected voidOnStart () {Super. OnStart (); System.out.println ("Scrollingactivity.onstart"); } @Overrideprotected voidOnresume () {Super. Onresume (); System.out.println ("Scrollingactivity.onresume"); } @Overrideprotected voidOnPause () {Super. OnPause (); System.out.println ("Scrollingactivity.onpause"); } @Overrideprotected voidOnStop () {Super. OnStop (); System.out.println ("Scrollingactivity.onstop"); }

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Android Explore 2:android 5.0 under Dialog&alertdialog does not affect the activity's life cycle