implement basic search dialog for compat mode

res/values/strings.xml

@@ -116,4 +116,5 @@
 	<string name="notify_downloading_images">Downloading images (%1$d)...</string>
 	<string name="article_set_labels">Set labels</string>
 	<string name="search">Search</string>
+	<string name="cancel">Cancel</string>
 </resources>

src/org/fox/ttrss/MainActivity.java

@@ -43,6 +43,7 @@ import android.view.View;
 import android.view.ViewGroup;
 import android.view.animation.AnimationUtils;
 import android.widget.AdapterView.AdapterContextMenuInfo;
+import android.widget.EditText;
 import android.widget.LinearLayout;
 import android.widget.SearchView;
 import android.widget.TextView;
@@ -852,6 +853,44 @@ public class MainActivity extends FragmentActivity implements OnlineServices {
 		switch (item.getItemId()) {
 		case android.R.id.home:
 			goBack(false);
+			return true;
+		case R.id.search:
+			if (hf != null && m_compatMode) {
+				Dialog dialog = new Dialog(this);
+
+				final EditText edit = new EditText(this);
+
+				AlertDialog.Builder builder = new AlertDialog.Builder(this)
+						.setTitle(R.string.search)
+						.setPositiveButton(getString(R.string.search),
+								new OnClickListener() {
+
+									@Override
+									public void onClick(DialogInterface dialog,
+											int which) {
+										
+										String query = edit.getText().toString().trim();
+										
+										hf.setSearchQuery(query);
+
+									}
+								})
+						.setNegativeButton(getString(R.string.cancel),
+								new OnClickListener() {
+
+									@Override
+									public void onClick(DialogInterface dialog,
+											int which) {
+										
+										//
+
+									}
+								}).setView(edit);
+				
+				dialog = builder.create();
+				dialog.show();
+			}
+			
 			return true;
 		case R.id.preferences:
 			Intent intent = new Intent(MainActivity.this,
@@ -1465,12 +1504,14 @@ public class MainActivity extends FragmentActivity implements OnlineServices {
 
 		if (!append) {
 			
+			if (m_menu != null) {
 				MenuItem search = m_menu.findItem(R.id.search);
 			
 				if (search != null && !m_compatMode) {
 					SearchView sv = (SearchView) search.getActionView();
 					sv.setQuery("", false);				
 				}
+			}
 			
 			HeadlinesFragment hf = new HeadlinesFragment();