popout: fix lifecycle of blur with various popouts

fixes #2901
port 1.5

quickshell/Modules/ControlCenter/ControlCenterPopout.qml

@@ -77,6 +77,12 @@ DankPopout {
 
     readonly property color _containerBg: Theme.nestedSurface
 
+    // Defer open one tick so screen-change geometry settles before the surface
+    // maps; a synchronous open churns the surface and loses the blur on a switch.
+    function present() {
+        Qt.callLater(open);
+    }
+
     function openWithSection(section) {
         StateUtils.openWithSection(root, section);
     }

quickshell/Modules/DankBar/Widgets/ClipboardButton.qml

@@ -63,8 +63,8 @@ BasePill {
         anchors.fill: parent
         acceptedButtons: Qt.LeftButton | Qt.RightButton
         cursorShape: Qt.PointingHandCursor
-        onPressed: mouse => root.triggerRipple(this, mouse.x, mouse.y)
-        onClicked: function (mouse) {
+        onPressed: function (mouse) {
+            root.triggerRipple(this, mouse.x, mouse.y);
             switch (mouse.button) {
             case Qt.RightButton:
                 openContextMenu();

quickshell/Modules/Notifications/Center/NotificationCenterPopout.qml

@@ -61,6 +61,11 @@ DankPopout {
         notificationHistoryVisible = !notificationHistoryVisible;
     }
 
+    // Re-open without toggling the flag (used when retargeting to another monitor).
+    function present() {
+        openSized();
+    }
+
     function openSized() {
         if (!notificationHistoryVisible)
             return;