forked from extern/Unexpected-Keyboard
0269cd65ea
Allow items to be of any class instead of strings. Item serialization and deserialization methods are in a separate class because they are also used in a static context.
69 lines
2.2 KiB
Java
69 lines
2.2 KiB
Java
package juloo.keyboard2;
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import android.app.AlertDialog;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.SharedPreferences;
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import android.preference.Preference;
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import android.preference.PreferenceCategory;
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import android.util.AttributeSet;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.EditText;
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import java.util.ArrayList;
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import java.util.List;
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import org.json.JSONArray;
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import org.json.JSONException;
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/** Allows to enter custom keys to be added to the keyboard. This shows up at
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the top of the "Add keys to the keyboard" option. */
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public class CustomExtraKeysPreference extends ListGroupPreference<String>
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{
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/** This pref stores a list of strings encoded as JSON. */
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static final String KEY = "custom_extra_keys";
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static final ListGroupPreference.Serializer<String> SERIALIZER =
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new ListGroupPreference.StringSerializer();
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public CustomExtraKeysPreference(Context context, AttributeSet attrs)
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{
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super(context, attrs);
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setKey(KEY);
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}
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public static List<KeyValue> get(SharedPreferences prefs)
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{
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List<KeyValue> kvs = new ArrayList<KeyValue>();
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List<String> key_names = load_from_preferences(KEY, prefs, null, SERIALIZER);
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if (key_names != null)
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{
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for (String key_name : key_names)
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kvs.add(KeyValue.makeStringKey(key_name));
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}
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return kvs;
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}
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String label_of_value(String value, int i) { return value; }
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@Override
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void select(final SelectionCallback<String> callback)
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{
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new AlertDialog.Builder(getContext())
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.setView(R.layout.custom_extra_key_add_dialog)
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.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener(){
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public void onClick(DialogInterface dialog, int which)
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{
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EditText input = (EditText)((AlertDialog)dialog).findViewById(R.id.key_name);
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final String k = input.getText().toString();
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if (!k.equals(""))
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callback.select(k);
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}
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})
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.setNegativeButton(android.R.string.cancel, null)
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.setIcon(android.R.drawable.ic_dialog_alert)
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.show();
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}
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@Override
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Serializer<String> get_serializer() { return SERIALIZER; }
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}
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