dashboard + few tipitem fix + shortcuts

components/Label.qml

@@ -1,8 +1,10 @@
 import QtQuick 2.0
 
 Item {
+    id: item
     property alias text: label.text
     property alias color: label.color
+    property string tipText: ""
     property int fontSize: 12
     width: icon.x + icon.width
     height: icon.height
@@ -25,4 +27,24 @@ Item {
         source: "../images/whatIsIcon.png"
         visible: appWindow.whatIsEnable
     }
+
+    MouseArea {
+        anchors.fill: icon
+        enabled: appWindow.whatIsEnable
+        hoverEnabled: true
+        onEntered: {
+            icon.visible = false
+            var pos = rootItem.mapFromItem(icon, 0, -15)
+            tipItem.text = item.tipText
+            tipItem.x = pos.x
+            if(tipItem.height > 30)
+                pos.y -= tipItem.height - 28
+            tipItem.y = pos.y
+            tipItem.visible = true
+        }
+        onExited: {
+            icon.visible = true
+            tipItem.visible = false
+        }
+    }
 }