60 lines
2.2 KiB
Kotlin
60 lines
2.2 KiB
Kotlin
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package ch.dissem.apps.abit
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import android.content.Intent
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import android.os.Bundle
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import android.support.v4.app.NavUtils
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import android.view.MenuItem
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import ch.dissem.bitmessage.entity.valueobject.Label
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/**
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* An activity representing a single Message detail screen. This
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* activity is only used on handset devices. On tablet-size devices,
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* item details are presented side-by-side with a list of items
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* in a [MainActivity].
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*
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* This activity is mostly just a 'shell' activity containing nothing
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* more than a [MessageDetailFragment].
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*/
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class MessageDetailActivity : DetailActivity() {
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private var label: Label? = null
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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// savedInstanceState is non-null when there is fragment state
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// saved from previous configurations of this activity
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// (e.g. when rotating the screen from portrait to landscape).
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// In this case, the fragment will automatically be re-added
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// to its container so we don't need to manually add it.
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// For more information, see the Fragments API guide at:
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//
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// http://developer.android.com/guide/components/fragments.html
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//
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if (savedInstanceState == null) {
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label = intent.getSerializableExtra(MainActivity.EXTRA_SHOW_LABEL) as Label
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// Create the detail fragment and add it to the activity
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// using a fragment transaction.
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val arguments = Bundle()
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arguments.putSerializable(MessageDetailFragment.ARG_ITEM,
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intent.getSerializableExtra(MessageDetailFragment.ARG_ITEM))
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val fragment = MessageDetailFragment()
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fragment.arguments = arguments
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supportFragmentManager.beginTransaction()
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.add(R.id.content, fragment)
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.commit()
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}
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}
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override fun onOptionsItemSelected(item: MenuItem) = when (item.itemId) {
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android.R.id.home -> {
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val parentIntent = Intent(this, MainActivity::class.java)
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parentIntent.putExtra(MainActivity.EXTRA_SHOW_LABEL, label)
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NavUtils.navigateUpTo(this, parentIntent)
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true
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}
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else -> super.onOptionsItemSelected(item)
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}
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}
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