Added LoginMode for login from GUI

* updated context method
* updated GUI, checkboxes for mode
* style sheet modified due to GUI update

samples/blackgui/stylesheetmain.qss

@@ -48,6 +48,12 @@ QStatusBar {
         padding: 3px;
 }
 
+/* No style for Dial
+#sw_MainMiddel QDial {
+        background-color: rgba(0, 0, 255, 128);
+}
+*/
+
 #wi_MainKeypadArea QPushButton {
         font-family: arial-rounded;
         background-color: black;
@@ -70,12 +76,6 @@ QStatusBar {
         border-radius: 5px;
 }
 
-QComboBox {
-        border: 1px solid gray;
-        border-radius: 5px;
-        background: #1e1d1b;
-}
-
 QTabWidget::pane { /* The tab widget frame */
      border: none;
  }
@@ -106,6 +106,7 @@ QLabel {
 QLineEdit {
         background: black;
         border: 1px solid green;
+        border-radius: 5px;
 }
 
 QLineEdit[readOnly="true"] {
@@ -113,16 +114,42 @@ QLineEdit[readOnly="true"] {
 }
 
 QCheckBox {
-        color: white;
+        color: white; /** font **/
         border: 0px solid green;
         background: transparent;
 }
 
 QTextEdit {
+        border: 1px solid green;
         background: transparent;
+        border-radius: 5px;
 }
 
 QPlainTextEdit {
+        border: 1px solid green;
+        background: transparent;
+        border-radius: 5px;
+}
+
+QGroupBox {
+        border: 1px solid green;
+}
+
+QRadioButton {
+        font: 10px;
+}
+
+QComboBox {
+        border: 1px solid green;
+        border-radius: 5px;
+        padding: 1px;
+        background: transparent;
+}
+
+QDoubleSpinBox  {
+        border: 1px solid green;
+        border-radius: 5px;
+        padding: 1px;
         background: transparent;
 }
 
@@ -193,7 +220,7 @@ QScrollBar::handle:vertical {
      min-height: 15px;
  }
 
- QScrollBar::add-line:horizontal {
+QScrollBar::add-line:horizontal {
      border: 2px solid gray;
      background: blue;
      width: 5px;
@@ -217,7 +244,7 @@ QScrollBar::add-line:vertical {
      subcontrol-origin: margin;
  }
 
- QScrollBar::sub-line:vertical {
+QScrollBar::sub-line:vertical {
      border: 2px solid gray;
      background: blue;
      height: 5px;
@@ -233,6 +260,8 @@ QHeaderView::section {
 }
 
 QTableView {
+        border: 1px solid green;
+        border-radius: 5px;
         background-color: black;
         alternate-background-color: darkslategray;
     selection-background-color: blue;