Fix bluetooth settings

- Hide "Scanning" text if bluetooth is powered off during scanning
- Don't create duplicate entries of devices when scanning again
- List devices in alphabetically sorted order
- Don't initiate new scan if it's already going on

Task-number: QTBUG-60084
Change-Id: I009d66694e3bcfe7419a5f5e01bfd253d7aa4cc8
Reviewed-by: Kari Oikarinen <kari.oikarinen@qt.io>
Reviewed-by: Teemu Holappa <teemu.holappa@qt.io>

1 files changed, 5 insertions, 3 deletions

diff --git a/src/bluetoothsettings/bluez/bluetoothdevice_p.cpp b/src/bluetoothsettings/bluez/bluetoothdevice_p.cpp
index 4440277..48e6695 100644
--- a/src/bluetoothsettings/bluez/bluetoothdevice_p.cpp
+++ b/src/bluetoothsettings/bluez/bluetoothdevice_p.cpp
@@ -227,9 +227,11 @@ void BluetoothDevicePrivate::getManagedObjectsFinished(QDBusPendingCallWatcher *
 
         if (m_powered) {
             emit q->poweredChanged();
-            m_deviceModel->scanDevices();
-            m_scanning = true;
-            emit q->scanningChanged();
+            if (!m_scanning) {
+                m_deviceModel->scanDevices();
+                m_scanning = true;
+                emit q->scanningChanged();
+            }
         }
 
         emit q->availabilityChanged();