fix(app): little fixes

tests/ui/modules/Linphone/Constants.qml

@@ -22,5 +22,6 @@ QtObject {
         property string j: '#434343' // MenuEntry Selected.
 
         property string k: '#FFFFFF' // Text color.
+        property string l: '#000000' // Text color.
     }
 }

tests/ui/modules/Linphone/Dialog/DialogDescription.qml

@@ -9,10 +9,10 @@ import Linphone.Styles 1.0
 Item {
     property alias text: description.text
 
-    height: (!text && DialogStyle.description.verticalMargin) || undefined
-    implicitHeight: (text && (
-        description.implicitHeight + DialogStyle.description.verticalMargin * 2
-    )) || 0
+    height: !text ? DialogStyle.description.verticalMargin : undefined
+    implicitHeight: text
+        ? description.implicitHeight + DialogStyle.description.verticalMargin * 2
+        : 0
 
     Text {
         id: description
@@ -20,6 +20,7 @@ Item {
         anchors.fill: parent
         anchors.leftMargin: DialogStyle.leftMargin
         anchors.rightMargin: DialogStyle.rightMargin
+        color: DialogStyle.description.color
         font.pointSize: DialogStyle.description.fontSize
         verticalAlignment: Text.AlignVCenter
         wrapMode: Text.WordWrap

tests/ui/modules/Linphone/Dialog/DialogPlus.qml

@@ -56,9 +56,13 @@ Window {
         Row {
             id: buttons
 
-            Layout.alignment: (centeredButtons && Qt.AlignHCenter) || Qt.AlignLeft
+            Layout.alignment: centeredButtons
+                ? Qt.AlignHCenter
+                : Qt.AlignLeft
             Layout.bottomMargin: DialogStyle.buttons.bottomMargin
-            Layout.leftMargin: (!centeredButtons && DialogStyle.leftMargin) || undefined
+            Layout.leftMargin: !centeredButtons
+                ? DialogStyle.leftMargin
+                : undefined
             Layout.topMargin: DialogStyle.buttons.topMargin
             spacing: DialogStyle.buttons.spacing
         }

tests/ui/modules/Linphone/Styles/DialogStyle.qml

 pragma Singleton
 import QtQuick 2.7
 
+import Linphone 1.0
+
 QtObject {
     property int leftMargin: 50
     property int rightMargin: 50
@@ -19,5 +21,6 @@ QtObject {
     property QtObject description: QtObject {
         property int fontSize: 12
         property int verticalMargin: 25
+        property string color: Constants.colors.l
     }
 }