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2012-04-10 10:31:02 -07:00
commit 2fbdb9bfef
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+/*
+ * Copyright 2012 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package com.google.android.apps.mytracks.fragments;
+
+import com.google.android.apps.mytracks.Constants;
+import com.google.android.apps.mytracks.util.ApiAdapterFactory;
+import com.google.android.apps.mytracks.util.CheckUnitsUtils;
+import com.google.android.maps.mytracks.R;
+
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.SharedPreferences;
+import android.os.Bundle;
+import android.support.v4.app.DialogFragment;
+
+/**
+ * A DialogFragment to check preferred units.
+ * 
+ * @author Jimmy Shih
+ */
+public class CheckUnitsDialogFragment extends DialogFragment {
+
+  public static final String CHECK_UNITS_DIALOG_TAG = "checkUnitsDialog";
+  
+  @Override
+  public Dialog onCreateDialog(Bundle savedInstanceState) {
+
+    return new AlertDialog.Builder(getActivity())
+        .setCancelable(true)
+        .setOnCancelListener(new DialogInterface.OnCancelListener() {
+          @Override
+          public void onCancel(DialogInterface dialog) {
+            CheckUnitsUtils.setCheckUnitsValue(getActivity());
+          }
+        })
+        .setPositiveButton(R.string.generic_ok, new DialogInterface.OnClickListener() {
+          @Override
+          public void onClick(DialogInterface dialog, int which) {
+            CheckUnitsUtils.setCheckUnitsValue(getActivity());
+
+            int position = ((AlertDialog) dialog).getListView().getSelectedItemPosition();
+            SharedPreferences sharedPreferences = getActivity()
+                .getSharedPreferences(Constants.SETTINGS_NAME, Context.MODE_PRIVATE);
+            ApiAdapterFactory.getApiAdapter().applyPreferenceChanges(sharedPreferences.edit()
+                .putBoolean(getString(R.string.metric_units_key), position == 0));
+          }
+        })
+        .setSingleChoiceItems(new CharSequence[] { getString(R.string.preferred_units_metric),
+            getString(R.string.preferred_units_imperial) }, 0, null)
+        .setTitle(R.string.preferred_units_title)
+        .create();
+  }
+}