SoftAPManager: Add info in footer

Signed-off-by: Anushek Prasal <anushekprasal@gmail.com>

3 files changed, 18 insertions, 10 deletions

diff --git a/java/com/android/softap/ClientListActivity.java b/java/com/android/softap/ClientListActivity.java
index 5411601..8483f69 100644
--- a/java/com/android/softap/ClientListActivity.java
+++ b/java/com/android/softap/ClientListActivity.java
@@ -16,6 +16,7 @@ import androidx.preference.Preference;
 import androidx.preference.PreferenceCategory;
 import androidx.preference.PreferenceFragmentCompat;
 
+import com.android.settingslib.widget.FooterPreference;
 import com.android.softap.model.ClientInfo;
 
 import java.util.ArrayList;
@@ -95,12 +96,14 @@ public class ClientListActivity extends FragmentActivity implements SoftApManage
 
         private PreferenceCategory mConnectedClients;
         private PreferenceCategory mBlockedClients;
+        private FooterPreference mFooter;
 
         @Override
         public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
             setPreferencesFromResource(R.xml.client_list_prefs, rootKey);
             mConnectedClients = findPreference("connected_clients");
             mBlockedClients = findPreference("blocked_clients");
+            mFooter = findPreference("footer");
             updateCategory();
         }
 
@@ -161,20 +164,17 @@ public class ClientListActivity extends FragmentActivity implements SoftApManage
         }
 
         private void updateCategory() {
+            boolean showConnected = mConnectedClients.getPreferenceCount() > 0;
+            boolean showBlocked = mBlockedClients.getPreferenceCount() > 0;
+
+            mFooter.setVisible(!showConnected && !showBlocked);
+
             if (mConnectedClients != null) {
-                if (mConnectedClients.getPreferenceCount() == 0) {
-                    mConnectedClients.setVisible(false);
-                } else {
-                    mConnectedClients.setVisible(true);
-                }
+                mConnectedClients.setVisible(showConnected);
             }
 
             if (mBlockedClients != null) {
-                if (mBlockedClients.getPreferenceCount() == 0) {
-                    mBlockedClients.setVisible(false);
-                } else {
-                    mBlockedClients.setVisible(true);
-                }
+                mBlockedClients.setVisible(showBlocked);
             }
         }
     }
diff --git a/res/values/strings.xml b/res/values/strings.xml
index e3ccf72..2f0ccaf 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -11,4 +11,7 @@
     <string name="title_manufacturer">Manufacturer</string>
     <string name="title_blocked">Blocked</string>
 
+    <!-- Footer  -->
+    <string name="footer_text">No clients are currently available. Connected and blocked clients will be listed here when avaialable.</string>
+
 </resources>
\ No newline at end of file
diff --git a/res/xml/client_list_prefs.xml b/res/xml/client_list_prefs.xml
index 2abe713..07a34a8 100644
--- a/res/xml/client_list_prefs.xml
+++ b/res/xml/client_list_prefs.xml
@@ -8,4 +8,9 @@
     <PreferenceCategory
         android:title="@string/title_blocked_clients"
         android:key="blocked_clients" />
+
+    <com.android.settingslib.widget.FooterPreference
+        android:key="footer"
+        android:title="@string/footer_text"
+        android:selectable="false" />
 </PreferenceScreen>