[FreeShisen] / src / de / cwde / freeshisen / HighscoreActivity.java

package de.cwde.freeshisen;

import android.os.Bundle;
import android.preference.PreferenceManager;
import android.view.View;
import android.widget.TextView;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.SharedPreferences;
import android.content.SharedPreferences.OnSharedPreferenceChangeListener;

public class HighscoreActivity extends Activity implements
OnSharedPreferenceChangeListener {

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

                PreferenceManager.getDefaultSharedPreferences(this)
                .registerOnSharedPreferenceChangeListener(this);
        }

        @Override
        protected void onResume() {
                super.onResume();
                PreferenceManager.getDefaultSharedPreferences(this)
                .registerOnSharedPreferenceChangeListener(this);
        }

        @Override
        protected void onPause() {
                super.onPause();
                PreferenceManager.getDefaultSharedPreferences(this)
                .unregisterOnSharedPreferenceChangeListener(this);
        }

        public void onSharedPreferenceChanged(SharedPreferences sharedPreferences,
                        String key) {
                updateTextViews();
        }

        private void updateTextViews() {
                // argh...
                SharedPreferences sp = PreferenceManager
                                .getDefaultSharedPreferences(this);
                fillTextView(sp, R.id.textViewHL1, "hiscore_HL1");
                fillTextView(sp, R.id.textViewHL2, "hiscore_HL2");
                fillTextView(sp, R.id.textViewHM1, "hiscore_HM1");
                fillTextView(sp, R.id.textViewHM2, "hiscore_HM2");
                fillTextView(sp, R.id.textViewHS1, "hiscore_HS1");
                fillTextView(sp, R.id.textViewHS2, "hiscore_HS2");
                fillTextView(sp, R.id.textViewEL1, "hiscore_EL1");
                fillTextView(sp, R.id.textViewEL2, "hiscore_EL2");
                fillTextView(sp, R.id.textViewEM1, "hiscore_EM1");
                fillTextView(sp, R.id.textViewEM2, "hiscore_EM2");
                fillTextView(sp, R.id.textViewES1, "hiscore_ES1");
                fillTextView(sp, R.id.textViewES2, "hiscore_ES2");
        }

        private void fillTextView(SharedPreferences sp, int id, String key) {
                TextView tv = (TextView) findViewById(id);
                tv.setText(sp.getString(key, "9:99:99"));
        }

        public void clearHiscore(View view) {
                AlertDialog.Builder builder = new AlertDialog.Builder(this);

                builder.setMessage(R.string.clearhiscore_confirm_text);
                builder.setTitle(R.string.clearhiscore_confirm_title);

                builder.setPositiveButton(android.R.string.ok,
                                new DialogInterface.OnClickListener() {
                        public void onClick(DialogInterface dialog, int id) {
                                // User clicked OK button - delete hiscores
                                SharedPreferences sp = PreferenceManager
                                                .getDefaultSharedPreferences(((AlertDialog) dialog)
                                                                .getContext());
                                SharedPreferences.Editor editor = sp.edit();
                                editor.remove("hiscore_HL1");
                                editor.remove("hiscore_HL2");
                                editor.remove("hiscore_HM1");
                                editor.remove("hiscore_HM2");
                                editor.remove("hiscore_HS1");
                                editor.remove("hiscore_HS2");
                                editor.remove("hiscore_EL1");
                                editor.remove("hiscore_EL2");
                                editor.remove("hiscore_EM1");
                                editor.remove("hiscore_EM2");
                                editor.remove("hiscore_ES1");
                                editor.remove("hiscore_ES2");
                                editor.commit();
                        }
                });
                builder.setNegativeButton(android.R.string.cancel, null);

                AlertDialog dialog = builder.create();
                dialog.show();
                updateTextViews();
        }
}