null?

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

diff --git a/src/de/cwde/freeshisen/HighscoreActivity.java b/src/de/cwde/freeshisen/HighscoreActivity.java
index 9caf4976c762601405584372d89eda3d53e4f916..596973765d64ac5b661e31cd2aca6756ea310cb9 100644 (file)
--- a/src/de/cwde/freeshisen/HighscoreActivity.java
+++ b/src/de/cwde/freeshisen/HighscoreActivity.java
@@ -1,18 +1,103 @@
 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 {
+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) {
-               // TODO
+               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();
        }
 }