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lucasr/MainActivity.java

Last active November 20, 2017 19:02
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Revisions

  1. lucasr revised this gist Mar 21, 2014. 1 changed file with 1 addition and 2 deletions.
    3 changes: 1 addition & 2 deletions SomeAdapter.java
    View file
    Original file line number Diff line number Diff line change
    @@ -1,7 +1,6 @@
    package org.lucasr.transition.samples;

    import android.content.Context;
    import android.transition.TransitionManager;
    import android.view.LayoutInflater;
    import android.view.View;
    import android.view.ViewGroup;
    @@ -26,7 +25,7 @@ public Item(long id, String value) {
    private final List<Item> items = new ArrayList<Item>();
    private int currentId = 0;

    public TransitionAdapter(Context context) {
    public SomeAdapter(Context context) {
    super();
    this.context = context;
    }
  2. lucasr revised this gist Mar 13, 2014. 1 changed file with 3 additions and 2 deletions.
    5 changes: 3 additions & 2 deletions SomeAdapter.java
    View file
    Original file line number Diff line number Diff line change
    @@ -47,7 +47,8 @@ public View getView(int position, View convertView, ViewGroup parent) {
    convertView = LayoutInflater.from(context).inflate(R.layout.text_item, parent, false);
    }

    ((TextView) convertView).setText(items.get(position).value);
    Item item = items.get(position);
    ((TextView) convertView).setText(item.value + " (" + item.id + ")");

    return convertView;
    }
    @@ -64,7 +65,7 @@ public boolean hasStableIds() {

    private Item createItem(String value) {
    long id = ++currentId;
    return new Item(id, value + " (" + id + ")");
    return new Item(id, value);
    }

    public void add(String value) {
  3. lucasr revised this gist Mar 12, 2014. 1 changed file with 0 additions and 1 deletion.
    1 change: 0 additions & 1 deletion SomeAdapter.java
    View file
    Original file line number Diff line number Diff line change
    @@ -5,7 +5,6 @@
    import android.view.LayoutInflater;
    import android.view.View;
    import android.view.ViewGroup;
    import android.widget.ArrayAdapter;
    import android.widget.BaseAdapter;
    import android.widget.TextView;

  4. lucasr revised this gist Mar 12, 2014. 1 changed file with 12 additions and 0 deletions.
    12 changes: 12 additions & 0 deletions text_item.xml
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,12 @@
    <TextView
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:layout_weight="1"
    android:gravity="center"
    android:layout_margin="2dp"
    android:paddingLeft="64dp"
    android:paddingRight="64dp"
    android:paddingTop="16dp"
    android:paddingBottom="16dp"
    android:background="#ffcc00"/>
  5. lucasr revised this gist Mar 12, 2014. 3 changed files with 59 additions and 1 deletion.
    51 changes: 51 additions & 0 deletions MainActivity.java
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,51 @@
    package org.lucasr.transition.samples;

    import android.support.v7.app.ActionBarActivity;
    import android.os.Bundle;
    import android.transition.TransitionManager;
    import android.view.LayoutInflater;
    import android.view.Menu;
    import android.view.MenuItem;
    import android.widget.ListView;

    import java.util.Random;

    public class MainActivity extends ActionBarActivity {
    private ListView listView;
    private TransitionAdapter adapter;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    listView = (ListView) findViewById(R.id.list);
    adapter = new SomeAdapter(this);
    adapter.add("One");
    adapter.add("Another");

    listView.setAdapter(adapter);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
    getMenuInflater().inflate(R.menu.main, menu);
    return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
    final int id = item.getItemId();
    if (id == R.id.action_add) {
    TransitionManager.beginDelayedTransition(listView);
    adapter.add(1, "New item");
    return true;
    } else if (id == R.id.action_remove) {
    TransitionManager.beginDelayedTransition(listView);
    adapter.remove(1);
    return true;
    }

    return super.onOptionsItemSelected(item);
    }
    }
    2 changes: 1 addition & 1 deletion gistfile1.java → SomeAdapter.java
    View file
    Original file line number Diff line number Diff line change
    @@ -1,4 +1,4 @@
    package com.example.android_transition_samples.app;
    package org.lucasr.transition.samples;

    import android.content.Context;
    import android.transition.TransitionManager;
    7 changes: 7 additions & 0 deletions activity_main.xml
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,7 @@
    <ListView
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/list"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="org.lucasr.transition.samples.MainActivity"/>
  6. lucasr created this gist Mar 12, 2014.
    85 changes: 85 additions & 0 deletions gistfile1.java
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,85 @@
    package com.example.android_transition_samples.app;

    import android.content.Context;
    import android.transition.TransitionManager;
    import android.view.LayoutInflater;
    import android.view.View;
    import android.view.ViewGroup;
    import android.widget.ArrayAdapter;
    import android.widget.BaseAdapter;
    import android.widget.TextView;

    import java.util.ArrayList;
    import java.util.List;

    public class SomeAdapter extends BaseAdapter {
    private static class Item {
    public final long id;
    public final String value;

    public Item(long id, String value) {
    this.id = id;
    this.value = value;
    }
    }

    private final Context context;
    private final List<Item> items = new ArrayList<Item>();
    private int currentId = 0;

    public TransitionAdapter(Context context) {
    super();
    this.context = context;
    }

    @Override
    public int getCount() {
    return items.size();
    }

    @Override
    public Object getItem(int position) {
    return items.get(position);
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
    if (convertView == null) {
    convertView = LayoutInflater.from(context).inflate(R.layout.text_item, parent, false);
    }

    ((TextView) convertView).setText(items.get(position).value);

    return convertView;
    }

    @Override
    public long getItemId(int position) {
    return items.get(position).id;
    }

    @Override
    public boolean hasStableIds() {
    return true;
    }

    private Item createItem(String value) {
    long id = ++currentId;
    return new Item(id, value + " (" + id + ")");
    }

    public void add(String value) {
    items.add(createItem(value));
    notifyDataSetChanged();
    }

    public void add(int index, String value) {
    items.add(index, createItem(value));
    notifyDataSetChanged();
    }

    public void remove(int index) {
    items.remove(index);
    notifyDataSetChanged();
    }
    }