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package juloo.keyboard2;
import android.content.Context;
import android.content.SharedPreferences;
import android.graphics.Typeface;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.BaseAdapter;
import android.widget.GridView;
import android.widget.TextView;
import java.util.Arrays;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Set;
import java.util.HashSet;
public class EmojiGridView extends GridView
implements GridView.OnItemClickListener
{
public static final int GROUP_LAST_USE = -1;
public static final int COLUMN_WIDTH = 192;
private static final String LAST_USE_PREF = "emoji_last_use";
private Emoji[] _emojiArray;
private HashMap<Emoji, Integer> _lastUsed;
/*
** TODO: adapt column width and emoji size
** TODO: use ArraySet instead of Emoji[]
*/
public EmojiGridView(Context context, AttributeSet attrs)
{
super(context, attrs);
Emoji.init(context.getResources());
setOnItemClickListener(this);
setColumnWidth(COLUMN_WIDTH);
loadLastUsed();
setEmojiGroup((_lastUsed.size() == 0) ? 0 : GROUP_LAST_USE);
}
public void setEmojiGroup(int group)
{
_emojiArray = (group == GROUP_LAST_USE) ? getLastEmojis() : Emoji.getEmojisByGroup(group);
setAdapter(new EmojiViewAdpater(getContext(), _emojiArray));
}
public void onItemClick(AdapterView<?> parent, View v, int pos, long id)
{
Config config = Config.globalConfig();
Integer used = _lastUsed.get(_emojiArray[pos]);
_lastUsed.put(_emojiArray[pos], (used == null) ? 1 : used.intValue() + 1);
config.handler.handleKeyUp(_emojiArray[pos].kv(), Pointers.Modifiers.EMPTY);
saveLastUsed(); // TODO: opti
}
@Override
public void onMeasure(int wSpec, int hSpec)
{
super.onMeasure(wSpec, hSpec);
setNumColumns(getMeasuredWidth() / COLUMN_WIDTH);
}
private Emoji[] getLastEmojis()
{
final HashMap<Emoji, Integer> map = _lastUsed;
Emoji[] array = new Emoji[map.size()];
map.keySet().toArray(array);
Arrays.sort(array, 0, array.length, new Comparator<Emoji>()
{
public int compare(Emoji a, Emoji b)
{
return (map.get(b).intValue() - map.get(a).intValue());
}
});
return (array);
}
private void saveLastUsed()
{
SharedPreferences.Editor edit;
try { edit = emojiSharedPreferences().edit(); }
catch (Exception _e) { return; }
HashSet<String> set = new HashSet<String>();
for (Emoji emoji : _lastUsed.keySet())
set.add(String.valueOf(_lastUsed.get(emoji)) + "-" + emoji.name());
edit.putStringSet(LAST_USE_PREF, set);
edit.apply();
}
private void loadLastUsed()
{
_lastUsed = new HashMap<Emoji, Integer>();
SharedPreferences prefs;
// Storage might not be available (eg. the device is locked), avoid
// crashing.
try { prefs = emojiSharedPreferences(); }
catch (Exception _e) { return; }
Set<String> lastUseSet = prefs.getStringSet(LAST_USE_PREF, null);
if (lastUseSet != null)
for (String emojiData : lastUseSet)
{
String[] data = emojiData.split("-", 2);
Emoji emoji;
if (data.length != 2)
continue ;
emoji = Emoji.getEmojiByName(data[1]);
if (emoji == null)
continue ;
_lastUsed.put(emoji, Integer.valueOf(data[0]));
}
}
SharedPreferences emojiSharedPreferences()
{
return getContext().getSharedPreferences("emoji_last_use", Context.MODE_PRIVATE);
}
private static class EmojiView extends TextView
{
public EmojiView(Context context)
{
super(context);
setTextAppearance(context, R.style.emojiGridButton);
setGravity(Gravity.CENTER);
setLayoutParams(new GridView.LayoutParams(GridView.LayoutParams.WRAP_CONTENT, GridView.LayoutParams.WRAP_CONTENT));
}
public void setEmoji(Emoji emoji)
{
setText(emoji.kv().getString());
}
}
private static class EmojiViewAdpater extends BaseAdapter
{
private Context _context;
private Emoji[] _emojiArray;
public EmojiViewAdpater(Context context, Emoji[] emojiArray)
{
_context = context;
_emojiArray = emojiArray;
}
public int getCount()
{
if (_emojiArray == null)
return (0);
return (_emojiArray.length);
}
public Object getItem(int pos)
{
return (_emojiArray[pos]);
}
public long getItemId(int pos)
{
return (pos);
}
public View getView(int pos, View convertView, ViewGroup parent)
{
EmojiView view = (EmojiView)convertView;
if (view == null)
view = new EmojiView(_context);
view.setEmoji(_emojiArray[pos]);
return (view);
}
}
}
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