No need to track open popups anymore. Avoid widgets to include services directly

Widgets/NColorPickerDialog.qml

@@ -26,14 +26,6 @@ Popup {
 
   modal: true
 
-  onOpened: {
-    PanelService.willOpenPopup(root)
-  }
-
-  onClosed: {
-    PanelService.willClosePopup(root)
-  }
-
   function rgbToHsv(r, g, b) {
     r /= 255
     g /= 255

Widgets/NComboBox.qml

@@ -108,14 +108,6 @@ RowLayout {
       implicitHeight: Math.min(root.popupHeight, contentItem.implicitHeight + Style.marginM * 2)
       padding: Style.marginM
 
-      onOpened: {
-        PanelService.willOpenPopup(root)
-      }
-
-      onClosed: {
-        PanelService.willClosePopup(root)
-      }
-
       contentItem: NListView {
         model: combo.popup.visible ? root.model : null
         implicitHeight: contentHeight

Widgets/NContextMenu.qml

@@ -17,9 +17,6 @@ Popup {
   width: 180
   padding: Style.marginS
 
-  onOpened: PanelService.willOpenPopup(root)
-  onClosed: PanelService.willClosePopup(root)
-
   background: Rectangle {
     color: Color.mSurfaceVariant
     border.color: Color.mOutline

Widgets/NFilePicker.qml

@@ -27,14 +27,6 @@ Popup {
   signal accepted(var paths)
   signal cancelled
 
-  onOpened: {
-    PanelService.willOpenPopup(root)
-  }
-
-  onClosed: {
-    PanelService.willClosePopup(root)
-  }
-
   function openFilePicker() {
     if (!root.currentPath)
       root.currentPath = root.initialPath

Widgets/NIconPicker.qml

@@ -4,7 +4,6 @@ import QtQuick.Layouts
 import QtQuick.Window
 import qs.Commons
 import qs.Widgets
-import qs.Services.UI
 
 Popup {
   id: root
@@ -36,11 +35,6 @@ Popup {
     selectedIcon = initialIcon
     query = initialIcon
     searchInput.forceActiveFocus()
-    PanelService.willOpenPopup(root)
-  }
-
-  onClosed: {
-    PanelService.willClosePopup(root)
   }
 
   background: Rectangle {

Widgets/NSearchableComboBox.qml

@@ -158,14 +158,6 @@ RowLayout {
       height: root.popupHeight + 60
       padding: Style.marginM
 
-      onOpened: {
-        PanelService.willOpenPopup(root)
-      }
-
-      onClosed: {
-        PanelService.willClosePopup(root)
-      }
-
       contentItem: ColumnLayout {
         spacing: Style.marginS