NavigationのNavOptions周りを覗いてみよう

Shibuya.apk#26
https://shibuya-apk.connpass.com/event/90517/

github
https://github.com/kiuchikeisuke/NavigationSandbox

Transcript

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7. /BWJHBUJPOͷ࣮૷!'SBHNFOU
   view?.findViewById(R.id.button2_to_activity2)?.setOnClickListener {
   val intent = Intent(context, Main2Activity::class.java)
   startActivity(intent)
   }
   #FGPSF
   view?.findViewById(R.id.button2_to_activity2)?.setOnClickListener
   {
   view?.let { Navigation.findNavController(it).
   navigate(R.id.action_mainFragment_to_main2Activity) }
   }
   "GUFS
   

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   view?.findViewById(R.id.button2_to_activity2)?.setOnClickListener {
   val intent = Intent(context, Main2Activity::class.java)
   intent.flags = Intent.FLAG_ACTIVITY_SINGLE_TOP
   startActivity(intent)
   }
   #FGPSF
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   view?.findViewById(R.id.button2_to_activity2)?.setOnClickListener {
   val options = NavOptions.Builder().setLaunchSingleTop(true).build()
   view?.let
   { Navigation.findNavController(it).navigate(R.id.action_mainFragment_to_main2Activit
   y, null, options) }
   }
   

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9. NavOptions.Builder().setLaunchSingleTop(true)
   .build()
   

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14. /BWJHBUJPOͷ࣮૷!'SBHNFOU
    view?.findViewById(R.id.button2_to_activity2)?.setOnClickListener {
    val intent = Intent(context, Main2Activity::class.java)
    intent.flags = Intent.FLAG_ACTIVITY_SINGLE_TOP
    startActivity(intent)
    }
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    view?.findViewById(R.id.button2_to_activity2)?.setOnClickListener {
    val options = NavOptions.Builder().setLaunchSingleTop(true).build()
    view?.let
    { Navigation.findNavController(it).navigate(R.id.action_mainFragment_to_main2Activit
    y, null, options) }
    }
    

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15. /BW0QUJPOT

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    NavOptions.Builder().setLaunchSingleTop(true)
    /**
    * Launch a navigation target as single-top if you are making a lateral navigation
    * between instances of the same target (e.g. detail pages about similar data items)
    * that should not preserve history.
    *
    * @param singleTop true to launch as single-top
    */
    @NonNull
    public Builder setLaunchSingleTop(boolean singleTop) {
    if (singleTop) {
    mLaunchMode |= LAUNCH_SINGLE_TOP;
    } else {
    mLaunchMode &= ~LAUNCH_SINGLE_TOP;
    }
    return this;
    }
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29. /BWJHBUJPOͷ࣮૷!'SBHNFOU
    view?.findViewById(R.id.button2_to_activity2)?.setOnClickListener {
    val intent = Intent(context, Main2Activity::class.java)
    startActivity(intent)
    activity!!.overridePendingTransition(R.anim.abc_fade_in, R.anim.abc_fade_out)
    }
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    view?.findViewById(R.id.button2_to_activity2)?.setOnClickListener {
    val options = NavOptions.Builder()
    .setEnterAnim(R.anim.abc_fade_in)
    .setExitAnim(R.anim.abc_fade_out)
    .build()
    Navigation.findNavController(it).navigate(R.id.action_mainFragment_to_main2Activity,
    null, options)
    }
    

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30. /BW0QUJPOT

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    NavOptions.Builder().setEnterAnim(R.anim.abc_fade_in)
    .setExitAnim(R.anim.abc_fade_out).build()
    @NonNull
    public Builder setEnterAnim(@AnimRes @AnimatorRes int enterAnim) {
    mEnterAnim = enterAnim;
    return this;
    }
    @NonNull
    public Builder setExitAnim(@AnimRes @AnimatorRes int exitAnim) {
    mExitAnim = exitAnim;
    return this;
    }
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