Hide keyboard display action if remote keyboard input is not supported

src/org/kde/kdeconnect/Plugins/MousePadPlugin/MousePadActivity.java

@@ -173,6 +173,13 @@ public class MousePadActivity extends AppCompatActivity implements GestureDetect
     public boolean onCreateOptionsMenu(Menu menu) {
         MenuInflater inflater = getMenuInflater();
         inflater.inflate(R.menu.menu_mousepad, menu);
+
+        BackgroundService.RunWithPlugin(this, deviceId, MousePadPlugin.class, plugin -> {
+            if (!plugin.isKeyboardEnabled()) {
+                menu.removeItem(R.id.menu_show_keyboard);
+            }
+        });
+
         return true;
     }
 

src/org/kde/kdeconnect/Plugins/MousePadPlugin/MousePadPlugin.java

@@ -15,8 +15,8 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. 
-*/
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 
 package org.kde.kdeconnect.Plugins.MousePadPlugin;
 
@@ -36,6 +36,17 @@ public class MousePadPlugin extends Plugin {
 
     //public final static String PACKET_TYPE_MOUSEPAD = "kdeconnect.mousepad";
     public final static String PACKET_TYPE_MOUSEPAD_REQUEST = "kdeconnect.mousepad.request";
+    private final static String PACKET_TYPE_MOUSEPAD_KEYBOARDSTATE = "kdeconnect.mousepad.keyboardstate";
+
+    private boolean keyboardEnabled = true;
+
+    @Override
+    public boolean onPacketReceived(NetworkPacket np) {
+
+        keyboardEnabled = np.getBoolean("state", true);
+
+        return true;
+    }
 
     @Override
     public String getDisplayName() {
@@ -71,7 +82,7 @@ public class MousePadPlugin extends Plugin {
 
     @Override
     public String[] getSupportedPacketTypes() {
-        return new String[0];
+        return new String[]{PACKET_TYPE_MOUSEPAD_KEYBOARDSTATE};
     }
 
     @Override
@@ -135,4 +146,8 @@ public class MousePadPlugin extends Plugin {
         device.sendPacket(np);
     }
 
+    boolean isKeyboardEnabled() {
+        return keyboardEnabled;
+    }
+
 }