mobileshell: Split out minimized geometry unset from window minimize

components/mobileshell/qml/taskswitcher/TaskSwitcher.qml

@@ -141,7 +141,8 @@ Item {
     }
     
     function minimizeAll() {
-        MobileShell.WindowUtil.minimizeAll(root);
+        MobileShell.WindowUtil.unsetAllMinimizedGeometries(root);
+        MobileShell.WindowUtil.minimizeAll();
     }
 
 //END functions

components/mobileshell/windowutil.cpp

@@ -151,31 +151,46 @@ void WindowUtil::requestShowingDesktop(bool showingDesktop)
     m_windowManagement->setShowingDesktop(showingDesktop);
 }
 
-void WindowUtil::minimizeAll(QQuickItem *parent)
+void WindowUtil::minimizeAll()
 {
     if (!m_windowManagement) {
         qWarning() << "Ignoring request for minimizing all windows since window management hasn't been announced yet!";
         return;
     }
 
-    KWayland::Client::Surface *surface = nullptr;
-    if (parent) {
-        QWindow *window = parent->window();
-        if (window) {
-            surface = KWayland::Client::Surface::fromWindow(window);
-        }
-    }
-
     for (auto *w : m_windowManagement->windows()) {
         if (!w->isMinimized()) {
-            if (surface) {
-                w->unsetMinimizedGeometry(surface);
-            }
             w->requestToggleMinimized();
         }
     }
 }
 
+void WindowUtil::unsetAllMinimizedGeometries(QQuickItem *parent)
+{
+    if (!m_windowManagement) {
+        qWarning() << "Ignoring request for minimizing all windows since window management hasn't been announced yet!";
+        return;
+    }
+
+    if (!parent) {
+        return;
+    }
+
+    QWindow *window = parent->window();
+    if (!window) {
+        return;
+    }
+
+    KWayland::Client::Surface *surface = KWayland::Client::Surface::fromWindow(window);
+    if (!surface) {
+        return;
+    }
+
+    for (auto *w : m_windowManagement->windows()) {
+        w->unsetMinimizedGeometry(surface);
+    }
+}
+
 void WindowUtil::updateShowingDesktop(bool showing)
 {
     if (showing != m_showingDesktop) {

components/mobileshell/windowutil.h

@@ -80,11 +80,16 @@ public:
     Q_INVOKABLE void requestShowingDesktop(bool showingDesktop);
 
     /**
-     * Minimize all windows, while also unsetting their respective minimized geometries of the window given.
+     * Minimize all windows.
+     */
+    Q_INVOKABLE void minimizeAll();
+
+    /**
+     * Unset minimized geometries of all windows for an item's window.
      *
      * @param parent The parent item, which is of the same window that will have geometries unset.
      */
-    Q_INVOKABLE void minimizeAll(QQuickItem *parent);
+    Q_INVOKABLE void unsetAllMinimizedGeometries(QQuickItem *parent);
 
 Q_SIGNALS:
     void windowCreated(KWayland::Client::PlasmaWindow *window);