expandable dialogs for color scheme, fonts and scheduling modes

Modules/Settings/Pages/Panels/Bar/BarStatusIcons.qml

@@ -56,6 +56,7 @@ PageBase {
 			header: qsTr("Add new entry")
 			icon: "add"
 			label: qsTr("Add entry")
+			last: true
 			model: {
 				const present = new Set(Config.bar.tray.statusIcons.values.map(item => item.id));
 				return Object.keys(root.builtinIcons).filter(id => !present.has(id)).map(id => ({
@@ -64,6 +65,7 @@ PageBase {
 						}));
 			}
 			rootParent: root.flickable
+			settingAnchor: "panels-bar-status-icons-add-item"
 
 			onAccepted: {
 				if (!selectedItem)

Modules/Settings/Pages/Panels/SidebarPanel.qml

@@ -88,6 +88,10 @@ PageBase {
 			enabled: Object.keys(model).length > 0
 			header: qsTr("Add new entry")
 			icon: "add"
+			onOpenChanged: {
+				root.sState.dimmed = open;
+			}
+			settingAnchor: "panels-sidebar-quick-toggles-add-item"
 			label: qsTr("Add entry")
 			model: {
 				const present = new Set(Config.utilities.quickToggles.values.map(item => item.id));