started work on call history

app/src/main/java/com/tutpro/baresip/HistoryActivity.java

@@ -0,0 +1,66 @@
+package com.tutpro.baresip;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.support.v7.app.AppCompatActivity;
+import android.util.Log;
+import android.view.MenuItem;
+import android.view.View;
+import android.widget.AdapterView;
+import android.widget.ArrayAdapter;
+import android.widget.ListView;
+import android.widget.TextView;
+import android.widget.AdapterView.OnItemClickListener;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+
+public class HistoryActivity extends AppCompatActivity {
+
+	static ArrayList<String> history = new ArrayList<>();
+
+	@Override
+	public void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_history);
+
+        final ListView listview = (ListView) findViewById(R.id.history);
+
+        ArrayList<String> history = new ArrayList<>();
+		for (Integer i = MainActivity.History.size() - 1; i >= 0; i--) {
+		    History h = MainActivity.History.get(i);
+            if (h.getAoR().equals(MainActivity.ua_aor(MainActivity.ua_current()))) {
+                if (!history.contains(h.getPeerURI())) history.add(h.getPeerURI());
+            }
+        }
+
+        ArrayAdapter<String> adapter = new ArrayAdapter<>(this,
+                android.R.layout.simple_list_item_1, history);
+        listview.setAdapter(adapter);
+
+		listview.setOnItemClickListener(new OnItemClickListener() {
+			public void onItemClick(AdapterView<?> parent, View view,
+					int position, long id) {
+				Intent i = new Intent();
+				i.putExtra("peer_uri", ((TextView) view).getText());
+				setResult(RESULT_OK, i);
+				finish();
+			}
+		});
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case android.R.id.home:
+                Log.d("Baresip", "Back array was pressed");
+                Intent i = new Intent();
+                setResult(RESULT_CANCELED, i);
+                finish();
+                break;
+        }
+        return true;
+    }
+
+}