Simplify clear search logic, centralize within the TextField

discover/qml/DiscoverDrawer.qml

@@ -40,10 +40,6 @@ Kirigami.GlobalDrawer {
         Navigation.openHome();
     }
 
-    function clearSearch() {
-        searchField.text = ""
-    }
-
     onCurrentSubMenuChanged: {
         if (currentSubMenu)
             currentSubMenu.trigger()
@@ -84,7 +80,14 @@ Kirigami.GlobalDrawer {
             ignoreUnknownSignals: true
             target: window.leftPage
             onClearSearch: {
-                drawer.clearSearch()
+                searchField.text = ""
+            }
+        }
+
+        Connections {
+            target: window
+            onLeftPageChanged: {
+                searchField.text = ""
             }
         }
 

discover/qml/navigation.js

@@ -38,9 +38,9 @@ function openApplicationMime(mime) {
 }
 
 function openApplicationList(props) {
-    var page = window.stack.push(applicationListComp, props)
+    window.stack.push(applicationListComp, props)
     if (props.search === "")
-        page.clearSearch()
+        window.globalDrawer.clearSearch();
 }
 
 function openCategory(cat, search) {
@@ -64,6 +64,5 @@ function openHome() {
     if (window.globalDrawer.currentSubMenu)
         window.globalDrawer.resetMenu();
     clearStack()
-    window.globalDrawer.clearSearch();
     window.stack.push(topBrowsingComp)
 }