Improve the ComputerCreationActivity.

* Allow using IP address as a name.
* Provide proper keyboards for typing name and address.

Change-Id: I86ca58282c81eb0705d6bc82b98b2aab94fbf676

android/sdremote/res/layout/activity_computer_creation.xml

@@ -8,7 +8,7 @@
     <EditText
         android:id="@+id/edit_ip_address"
         android:singleLine="true"
-        android:inputType="text"
+        android:inputType="phone"
         android:hint="@string/hint_ip_address"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"/>
@@ -16,10 +16,18 @@
     <EditText
         android:id="@+id/edit_name"
         android:singleLine="true"
-        android:inputType="text"
+        android:inputType="text|textCapSentences"
         android:hint="@string/hint_name"
         android:paddingTop="@dimen/padding_vertical_edit"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"/>
 
+    <TextView
+        style="?textAppearanceSmall"
+        android:text="@string/message_name_notice"
+        android:gravity="center_horizontal"
+        android:paddingTop="@dimen/padding_vertical_notice"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"/>
+
 </LinearLayout>

android/sdremote/res/values/dimens.xml

@@ -15,6 +15,7 @@
     <dimen name="padding_vertical_pin">10dp</dimen>
     <dimen name="padding_vertical_error_message">10dp</dimen>
     <dimen name="padding_vertical_edit">8dp</dimen>
+    <dimen name="padding_vertical_notice">16dp</dimen>
 
     <dimen name="margin_vertical_action_bar_divider">12dp</dimen>
     <dimen name="margin_slide">8dp</dimen>

android/sdremote/res/values/strings.xml

@@ -27,7 +27,7 @@
     <string name="message_impress_wifi_enabling">You should enable experimental features at “Tools → Options → LibreOffice → Advanced” as well.</string>
     <string name="message_impress_pairing_check">If you have Bluetooth pairing issues check instructions related to your desktop OS.</string>
     <string name="message_ip_address_validation">You should type a valid IP address.</string>
-    <string name="message_name_validation">Name should not be empty.</string>
+    <string name="message_name_notice">Name is optional — IP address would be used instead if you wish.</string>
 
     <string name="hint_ip_address">IP address</string>
     <string name="hint_name">Name</string>

android/sdremote/src/org/libreoffice/impressremote/activity/ComputerCreationActivity.java

@@ -68,11 +68,9 @@ public class ComputerCreationActivity extends SherlockFragmentActivity implement
     public void onClick(View aView) {
         if (aView.equals(getCancelButton())) {
             cancelCreation();
-
             return;
         }
 
-
         if (aView.equals(getSaveButton())) {
             saveServer();
         }
@@ -88,13 +86,13 @@ public class ComputerCreationActivity extends SherlockFragmentActivity implement
 
         if (!isIpAddressValid(aIpAddress)) {
             getIpAddressEdit().setError(getText(R.string.message_ip_address_validation));
+            return;
         }
 
         if (TextUtils.isEmpty(aName)) {
-            getNameEdit().setError(getText(R.string.message_name_validation));
+            finish(aIpAddress, aIpAddress);
         }
-
+        else {
-        if (isServerInformationValid(aIpAddress, aName)) {
             finish(aIpAddress, aName);
         }
     }
@@ -111,10 +109,6 @@ public class ComputerCreationActivity extends SherlockFragmentActivity implement
         return (EditText) findViewById(R.id.edit_name);
     }
 
-    private boolean isServerInformationValid(String aIpAddress, String aName) {
-        return isIpAddressValid(aIpAddress) && !TextUtils.isEmpty(aName);
-    }
-
     private boolean isIpAddressValid(String aIpAddress) {
         return Patterns.IP_ADDRESS.matcher(aIpAddress).matches();
     }