Loaders for all dock settings windows

--this way we make sure that plasmoid and latteView
objects are always available to them when needed

shell/package/contents/configuration/CanvasConfiguration.qml

@@ -28,9 +28,11 @@ import org.kde.latte.private.containment 0.1 as LatteContainment
 
 import "canvas" as CanvasComponent
 
-Item{
+Loader {
-    id: root
+    active: plasmoid && plasmoid.configuration && latteView
 
+    sourceComponent: Item{
+        id: root
         readonly property bool isVertical: plasmoid.formFactor === PlasmaCore.Types.Vertical
         readonly property bool isHorizontal: !isVertical
 
@@ -150,4 +152,5 @@ Item{
             id: settingsOverlay
             anchors.fill: parent
         }
+    }
 }

shell/package/contents/configuration/LatteDockConfiguration.qml

@@ -39,7 +39,10 @@ import org.kde.latte.components 1.0 as LatteComponents
 import "pages" as Pages
 import "../controls" as LatteExtraControls
 
-FocusScope {
+Loader {
+    active: plasmoid && plasmoid.configuration && latteView
+
+    sourceComponent: FocusScope {
         id: dialog
         width: appliedWidth
         height: appliedHeight
@@ -644,4 +647,5 @@ FocusScope {
                 }
             }
         }
+    }
 }

shell/package/contents/configuration/LatteDockSecondaryConfiguration.qml

@@ -35,7 +35,10 @@ import org.kde.latte.core 0.2 as LatteCore
 
 import "../controls" as LatteExtraControls
 
-FocusScope {
+Loader {
+    active: plasmoid && plasmoid.configuration && latteView
+
+    sourceComponent: FocusScope {
         id: dialog
 
         width: typeSettings.width + units.smallSpacing * 4
@@ -57,7 +60,6 @@ FocusScope {
             Component.onCompleted: viewConfig.updateEffects()
         }
 
-
         LatteExtraControls.TypeSelection{
             id: typeSettings
             anchors.centerIn: parent
@@ -70,4 +72,5 @@ FocusScope {
                 }
             }
         }
+    }
 }