Prevent avatar tooltip from going out of bound

src/qml/Base/HAvatar.qml

@@ -55,12 +55,17 @@ Rectangle {
         }
 
         HToolTip {
+            id: avatarToolTip
             visible: imageMouseArea.containsMouse
+            width: 128
+            height: 128
 
             HImage {
                 id: avatarToolTipImage
-                sourceSize.width: 128
-                sourceSize.height: 128
+                sourceSize.width: avatarToolTip.width
+                sourceSize.height: avatarToolTip.height
+                width: sourceSize.width
+                height: sourceSize.height
             }
         }
     }

src/qml/Base/HToolTip.qml

@@ -2,7 +2,12 @@ import QtQuick 2.7
 import QtQuick.Controls 2.0
 
 ToolTip {
+    // Be sure to have a width and height set, to prevent the tooltip from
+    // going out of the window's boundaries
+
+    id: toolTip
     delay: Qt.styleHints.mousePressAndHoldInterval
+    padding: 0
 
     enter: Transition {
         HNumberAnimation { property: "opacity"; from: 0.0; to: 1.0 }