69 lines
2.7 KiB
Java
69 lines
2.7 KiB
Java
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.v7.app.ActionBarActivity;
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import android.support.v4.app.NavUtils;
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import android.view.MenuItem;
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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 {@link MessageListActivity}.
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* <p/>
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* This activity is mostly just a 'shell' activity containing nothing
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* more than a {@link MessageDetailFragment}.
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*/
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public class MessageDetailActivity extends ActionBarActivity {
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_message_detail);
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// Show the Up button in the action bar.
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getSupportActionBar().setDisplayHomeAsUpEnabled(true);
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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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// Create the detail fragment and add it to the activity
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// using a fragment transaction.
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Bundle arguments = new Bundle();
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arguments.putString(MessageDetailFragment.ARG_ITEM,
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getIntent().getStringExtra(MessageDetailFragment.ARG_ITEM));
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MessageDetailFragment fragment = new MessageDetailFragment();
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fragment.setArguments(arguments);
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getSupportFragmentManager().beginTransaction()
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.add(R.id.message_detail_container, fragment)
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.commit();
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}
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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int id = item.getItemId();
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if (id == android.R.id.home) {
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// This ID represents the Home or Up button. In the case of this
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// activity, the Up button is shown. Use NavUtils to allow users
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// to navigate up one level in the application structure. For
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// more details, see the Navigation pattern on Android Design:
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//
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// http://developer.android.com/design/patterns/navigation.html#up-vs-back
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//
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NavUtils.navigateUpTo(this, new Intent(this, MessageListActivity.class));
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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}
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