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iOSエンジニアが悩んだUpボタンについて / 2017 potatotips 45 Up Button

M"e
November 28, 2017

iOSエンジニアが悩んだUpボタンについて / 2017 potatotips 45 Up Button

M"e

November 28, 2017
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  1. © 2017 VASILY,Inc.
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  2. © 2017 VASILY,Inc.
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    ⾣ؒҧͬͯͨΒڭ͍͑ͯͩ͘͞

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  3. © 2017 VASILY,Inc.
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  4. © 2017 VASILY,Inc.
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  9. © 2017 VASILY,Inc.
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  11. © 2017 VASILY,Inc.
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  12. © 2017 VASILY,Inc.
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  13. © 2017 VASILY,Inc.
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  16. © 2017 VASILY,Inc.
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  17. © 2017 VASILY,Inc.
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  20. © 2017 VASILY,Inc.
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  21. © 2017 VASILY,Inc.
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  22. © 2017 VASILY,Inc.
    class ChildActivity : AppCompatActivity(), ItemDetailEventHandler {
    private lateinit var fromActivity: FromActivity
    private const val FROM_ACTIVITY = "from_activity"
    enum class FromActivity {
    HOME,
    SEARCH_RESULT,
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    }
    override fun onCreate(savedInstanceState: Bundle?) {
    super.onCreate(savedInstanceState)
    fromActivity = intent.getSerializableExtra(FROM_ACTIVITY) as FromActivity
    }
    override fun onOptionsItemSelected(item: MenuItem?): Boolean {
    when (item?.itemId) {
    android.R.id.home -> {
    val intent = createIntent(fromActivity)
    intent.flags = Intent.FLAG_ACTIVITY_CLEAR_TOP
    navigateUpTo(intent)
    return true
    }
    else -> return false
    }
    }
    private fun createIntent(fromActivity: FromActivity): Intent {
    return when (fromActivity) {
    FromActivity.HOME -> Intent(this, HomeActivity::class.java)
    FromActivity.SEARCH_RESULT -> Intent(this, SearchItemResultActivity::class.java)
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    }
    }
    }

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  23. © 2017 VASILY,Inc.
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  24. © 2017 VASILY,Inc.
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