#557 Add instance of QRCodeScanner to Tablexia class

android/src/main/java/cz/nic/tablexia/android/AndroidLauncher.java

@@ -54,6 +54,7 @@ public class AndroidLauncher extends AndroidApplication {
                 getResources().getConfiguration().locale,
                 SQL_CONNECTION_TYPE,
                 new AndroidConnectionManager(getContext()),
+                null,
                 getResources().getString(R.string.sentry_dsn),
                 HAS_SOFT_BACK_BUTTON,
                 savedInstanceState == null,

core/src/cz/nic/tablexia/Tablexia.java

@@ -5,6 +5,7 @@ import com.badlogic.gdx.graphics.GL30;
 import com.badlogic.gdx.scenes.scene2d.InputEvent;
 import com.badlogic.gdx.scenes.scene2d.actions.Actions;
 import com.badlogic.gdx.scenes.scene2d.utils.ClickListener;
+import com.google.zxing.qrcode.encoder.QRCode;
 
 import net.engio.mbassy.bus.error.IPublicationErrorHandler;
 import net.engio.mbassy.bus.error.PublicationError;
@@ -32,6 +33,7 @@ import cz.nic.tablexia.screen.loader.IConnectionManager;
 import cz.nic.tablexia.util.Log;
 import cz.nic.tablexia.util.Utility;
 import cz.nic.tablexia.util.camera.DeviceCameraControl;
+import cz.nic.tablexia.util.ui.QRCodeScanner;
 import cz.nic.tablexia.util.ui.button.TablexiaButton;
 import cz.nic.tablexia.util.ui.dialog.TablexiaComponentDialog;
 import cz.nic.tablexia.util.ui.dialog.TablexiaComponentDialogFactory;
@@ -68,6 +70,7 @@ public class Tablexia extends TablexiaApplication {
     private static final boolean LOADER_ERROR_DIALOG_HIDE_ANIMATION     = false;
 
     private static IConnectionManager connectionManager;
+    private static QRCodeScanner qrCodeScanner;
 
     private final SQLConnectionType     sqlConnectionType;
     private MenuController              menuController;
@@ -100,14 +103,15 @@ public class Tablexia extends TablexiaApplication {
         }
     }
 
-    public Tablexia(String buildType, Locale systemLocale, SQLConnectionType sqlConnectionType, IConnectionManager connManager, String sentryDSN, boolean hasSoftBackButton, boolean reset, String hwSerial, DeviceCameraControl deviceCameraControl) {
-        this(buildType, systemLocale, sqlConnectionType, connManager, sentryDSN, hasSoftBackButton, reset, hwSerial);
+    public Tablexia(String buildType, Locale systemLocale, SQLConnectionType sqlConnectionType, IConnectionManager connManager, QRCodeScanner qrCodeScanner, String sentryDSN, boolean hasSoftBackButton, boolean reset, String hwSerial, DeviceCameraControl deviceCameraControl) {
+        this(buildType, systemLocale, sqlConnectionType, connManager, qrCodeScanner, sentryDSN, hasSoftBackButton, reset, hwSerial);
         this.deviceCameraControl = deviceCameraControl;
     }
     
-    public Tablexia(String buildType, Locale systemLocale, SQLConnectionType sqlConnectionType, IConnectionManager connManager, String sentryDSN, boolean hasSoftBackButton, boolean reset, String hwSerial) {
+    public Tablexia(String buildType, Locale systemLocale, SQLConnectionType sqlConnectionType, IConnectionManager connManager, QRCodeScanner qrCodeScanner, String sentryDSN, boolean hasSoftBackButton, boolean reset, String hwSerial) {
         this.reset = reset;
-		connectionManager = validateConnectionManager(connManager);
+		this.connectionManager = validateConnectionManager(connManager);
+        this.qrCodeScanner = qrCodeScanner;
         this.sqlConnectionType = sqlConnectionType;
         TablexiaSettings.init(buildType, systemLocale, hasSoftBackButton, hwSerial);
 
@@ -424,6 +428,8 @@ public class Tablexia extends TablexiaApplication {
         clearLoadedData();
     }
 
+//////////////////////////// Connection Manager
+
 	private static IConnectionManager validateConnectionManager(IConnectionManager connectionManager) {
 		if(connectionManager == null)
 			throw new RuntimeException(Tablexia.class.getName() + ": Connection Manager equals to " + connectionManager);
@@ -435,6 +441,15 @@ public class Tablexia extends TablexiaApplication {
 		return connectionManager;
 	}
 
+//////////////////////////// QR CODE READER
+    public static boolean hasQRCodeScanner() {
+        return qrCodeScanner != null;
+    }
+
+    public static QRCodeScanner getQRCodeScanner() {
+        return qrCodeScanner;
+    }
+
 
 //////////////////////////// APPLICATION LOADERS
 

desktop/src/cz/nic/tablexia/desktop/DesktopLauncher.java

@@ -11,6 +11,7 @@ import cz.nic.tablexia.Tablexia;
 import cz.nic.tablexia.TablexiaBuildConfig;
 import cz.nic.tablexia.TablexiaSettings;
 import cz.nic.tablexia.screen.loader.IConnectionManager;
+import cz.nic.tablexia.util.ui.QRCodeScanner;
 
 public class DesktopLauncher {
 
@@ -57,7 +58,7 @@ public class DesktopLauncher {
             config.addIcon(DESKTOP_ICON_128, Files.FileType.Internal);
         }
 
-	    new LwjglApplication(new Tablexia(buildType, Locale.getDefault(), SQL_CONNECTION_TYPE, new DesktopConnectionManager(), sentryDSN, HAS_SOFT_BACK_BUTTON, true, null), config);
+	    new LwjglApplication(new Tablexia(buildType, Locale.getDefault(), SQL_CONNECTION_TYPE, new DesktopConnectionManager(), null, sentryDSN, HAS_SOFT_BACK_BUTTON, true, null), config);
     }
 
     private static String loadAttributeFromManifest(String attributeName, String defaultValue) {

ios/src/cz/nic/tablexia/IOSLauncher.java

@@ -54,6 +54,7 @@ public class IOSLauncher extends IOSApplication.Delegate {
                 Locale.getDefault(),
                 SQL_CONNECTION_TYPE,
                 new IOSConnectionManager(),
+                new IOSQRCodeScanner(),
                 sentryDSN,
                 HAS_SOFT_BACK_BUTTON,
                 false,