Add tooltips for intent profiles to the Custom Quality panel.

The description is optional.
Tooltip will not show if no description is set

CURA-6853

cura/Machines/Models/IntentCategoryModel.py

@@ -37,7 +37,7 @@ class IntentCategoryModel(ListModel):
     }
     _translations["engineering"] = {
         "name": catalog.i18nc("@label", "Engineering"),
-        "description": catalog.i18nc("@text", "An profile which is suitable for engineering work")
+        "description": catalog.i18nc("@text", "A profile which is suitable for engineering work")
 
     }
     _translations["smooth"] = {

resources/qml/PrintSetupSelector/Custom/QualitiesWithIntentMenu.qml

@@ -70,12 +70,31 @@ Popup
                         {
                             id: headerLabel
                             text: model.name
+                            color: UM.Theme.getColor("text_inactive")
                             renderType: Text.NativeRendering
+                            width: parent.width
                             height: visible ? contentHeight: 0
-                            enabled: false
                             visible: qualitiesList.visibleChildren.length > 0
                             anchors.left: parent.left
                             anchors.leftMargin: UM.Theme.getSize("default_margin").width
+
+                            MouseArea // tooltip hover area
+                            {
+                                anchors.fill: parent
+                                hoverEnabled: true
+                                enabled: model.description !== undefined
+                                acceptedButtons: Qt.NoButton // react to hover only, don't steal clicks
+
+                                onEntered:
+                                {
+                                    base.showTooltip(
+                                        headerLabel,
+                                        Qt.point(- UM.Theme.getSize("default_margin").width, 0),
+                                        model.description
+                                    )
+                                }
+                                onExited: base.hideTooltip()
+                            }
                         }
 
                         Column

resources/qml/PrintSetupSelector/Recommended/RecommendedQualityProfileSelector.qml

@@ -173,7 +173,6 @@ Item
 
                     onEntered:
                     {
-                        print(model.description)
                         base.showTooltip(
                             intentCategoryLabel,
                             Qt.point(-(intentCategoryLabel.x - qualityRow.x) - UM.Theme.getSize("thick_margin").width, 0),