OsMo add group dialog. Added restriction for grop name not to be less than 3 symbols

OsmAnd/res/layout/osmo_create_group.xml

@@ -25,6 +25,12 @@
 			android:layout_width="fill_parent"
 			android:layout_height="wrap_content"/>
 
+		<TextView
+			android:id="@+id/textLengthAlert"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:text="@string/osmo_grop_name_length_alert"
+			android:textColor="@color/fab_material_red_500"/>
 
 		<TextView
 			android:layout_width="wrap_content"
@@ -91,6 +97,8 @@
 			android:text="@string/osmo_group_information_desc"
 			android:textSize="16sp"
 			android:visibility="gone"/>
+
+
 	</LinearLayout>
 
 </ScrollView>

OsmAnd/res/values/phrases.xml

@@ -26,9 +26,7 @@
 	<string name="poi_sport">Sport</string>
 	<string name="poi_tourism">Tourism</string>
 		<string name="poi_sightseeing">Sightseeing</string>
-		<string name="poi_attraction">Attraction</string>
 		<string name="poi_accomodation">Accomodation</string>
-		<string name="poi_place_of_worship">Place of worship</string>
 		<string name="poi_internet_access">Internet access</string>
 	<string name="poi_entertainment">Leisure</string>
 		<string name="poi_club">Club</string>

OsmAnd/res/values/strings.xml

@@ -9,6 +9,7 @@
          3. All your modified/created strings are in the top of the file (to make easier find what\'s translated).
     PLEASE: Have a look at http://code.google.com/p/osmand/wiki/UIConsistency, it may really improve your and our work  :-)  Thx - Hardy
     -->
+	<string name="osmo_grop_name_length_alert">Group name should be at least 3 symbols long!</string>
 	<string name="local_osm_changes_upload_all_confirm">You are going to upload %1$d changes to OSM. Are you sure?</string>
     <string name="confirmation_to_clear_history">Do you want to clear the whole history?</string>
     <string name="delay_to_start_navigation_descr">Automatically start navigation after specified interval</string>

OsmAnd/src/net/osmand/plus/osmo/OsMoGroupsActivity.java

@@ -29,8 +29,10 @@ import android.os.Handler;
 import android.os.Message;
 import android.support.v4.view.MenuItemCompat;
 import android.support.v7.view.ActionMode;
+import android.text.Editable;
 import android.text.Spannable;
 import android.text.TextUtils;
+import android.text.TextWatcher;
 import android.text.method.LinkMovementMethod;
 import android.text.style.ForegroundColorSpan;
 import android.util.DisplayMetrics;
@@ -853,12 +855,13 @@ public class OsMoGroupsActivity extends OsmandExpandableListActivity implements
 			signin();
 			return;
 		}
-		Builder builder = new AlertDialog.Builder(this);
+		final Builder builder = new AlertDialog.Builder(this);
 		builder.setTitle(R.string.osmo_create_group);
 		final View v = getLayoutInflater().inflate(R.layout.osmo_create_group, getExpandableListView(), false);
 		final EditText policy = (EditText) v.findViewById(R.id.Policy);
 		final EditText description = (EditText) v.findViewById(R.id.Description);
 		final EditText name = (EditText) v.findViewById(R.id.Name);
+		final TextView lengthAlert = (TextView) v.findViewById(R.id.textLengthAlert);
 		final CheckBox onlyByInvite = (CheckBox) v.findViewById(R.id.OnlyByInvite);
 
 		final TextView warnCreateDesc = (TextView) v.findViewById(R.id.osmo_group_create_dinfo);
@@ -889,7 +892,32 @@ public class OsMoGroupsActivity extends OsmandExpandableListActivity implements
 				startLongRunningOperation(op);
 			}
 		});
-		builder.create().show();
+		final AlertDialog dialog = builder.create();
+
+		name.addTextChangedListener(new TextWatcher() {
+			@Override
+			public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+
+			}
+
+			@Override
+			public void onTextChanged(CharSequence s, int start, int before, int count) {
+				if (s.length() > 2) {
+					lengthAlert.setVisibility(View.GONE);
+					dialog.getButton(AlertDialog.BUTTON_POSITIVE).setEnabled(true);
+				} else {
+					lengthAlert.setVisibility(View.VISIBLE);
+					dialog.getButton(AlertDialog.BUTTON_POSITIVE).setEnabled(false);
+				}
+			}
+
+			@Override
+			public void afterTextChanged(Editable s) {
+
+			}
+		});
+
+		dialog.show();
 		AndroidUtils.softKeyboardDelayed(name);
 		
 	}