Close desktop function added.

Author: ramin4667

src/ansys/aedt/core/filtersolutions.py

@@ -59,6 +59,11 @@ def __init__(self, version=None):
         self.transmission_zeros_bandwidth = TransmissionZeros(TableFormat.BANDWIDTH)
         self.export_to_aedt = ExportToAedt()
 
+    def close_desktop(self):
+        """Closes the desktop."""
+        status = ansys.aedt.core.filtersolutions_core._dll_interface()._dll.closeProject()
+        ansys.aedt.core.filtersolutions_core._dll_interface().raise_error(status)
+
 
 class LumpedDesign(FilterDesignBase):
     """Provides the `FilterSolutions` application interface for lumped filter designs.

src/ansys/aedt/core/filtersolutions_core/dll_interface.py

@@ -207,3 +207,8 @@ def raise_error(self, error_status):
         if error_status != 0:
             error_message = self.get_string(self._dll.getErrorMessage, 4096)
             raise RuntimeError(error_message)
+
+    def close_dektop(self):
+        """Close the desktop."""
+        status = self._dll.closeProject()
+        self.raise_error(status)

tests/system/solvers/test_45_FilterSolutions/test_raise_error.py

@@ -36,3 +36,8 @@ def test_raise_error(self, lumped_design):
         with pytest.raises(RuntimeError) as info:
             lumped_design.transmission_zeros_ratio.row(0)
         assert info.value.args[0] == test_transmission_zeros.TestClass.no_transmission_zero_msg
+
+    @pytest.mark.skipif(config["desktopVersion"] < "2025.2", reason="Skipped on versions earlier than 2025.2")
+    def test_close_desktop(self, lumped_design):
+        lumped_design.export_to_aedt.export_design()
+        lumped_design.close_desktop()