docs(examples): improve some examples

examples/02_vuetify/01_menu_v3.py

@@ -0,0 +1,44 @@
+from trame.app import get_server
+from trame.ui.vuetify3 import SinglePageLayout
+from trame.widgets import vuetify3 as vuetify
+
+# -----------------------------------------------------------------------------
+# Trame setup
+# -----------------------------------------------------------------------------
+
+server = get_server()
+state, ctrl = server.state, server.controller
+
+state.menu_items = ["one", "two", "three"]
+
+
+def print_item(item):
+    print("Clicked on", item)
+
+
+# -----------------------------------------------------------------------------
+# GUI
+# -----------------------------------------------------------------------------
+
+state.trame__title = "Menu example"
+
+with SinglePageLayout(server) as layout:
+    with layout.toolbar:
+        vuetify.VSpacer()
+        with vuetify.VMenu():
+            with vuetify.Template(v_slot_activator="{ on, attrs }"):
+                with vuetify.VBtn(icon=True, v_bind="attrs", v_on="on"):
+                    vuetify.VIcon("mdi-dots-vertical")
+            with vuetify.VList():
+                with vuetify.VListItem(
+                    v_for="(item, i) in menu_items",
+                    key="i",
+                    value=["item"],
+                ):
+                    vuetify.VBtn(
+                        "{{ item }}",
+                        click=(print_item, "[item]"),
+                    )
+
+if __name__ == "__main__":
+    server.start()

examples/09_advanced/external-esm.py

@@ -0,0 +1,32 @@
+#
+
+from trame.app import get_server
+from trame.widgets import html
+from trame.ui.html import DivLayout
+
+
+class ExternalJS:
+    def __init__(self, server=None):
+        self.server = get_server(server)
+
+        self.server.enable_module(
+            {
+                "module_scripts": [
+                    "https://esm.sh/canvas-confetti@1.9.3",
+                ],
+            }
+        )
+        self.ui = self._build_ui()
+
+    def _build_ui(self):
+        with DivLayout(self.server):
+            html.Button("Click Me")
+
+
+def main():
+    app = ExternalJS()
+    app.server.start()
+
+
+if __name__ == "__main__":
+    main()

examples/blogs/vtk-9.4/pipeline.py

@@ -8,13 +8,13 @@
 
 def setup_vtk():
     renderer = vtk.vtkRenderer()
-    render_window = vtk.vtkRenderWindow()
+    render_window = vtk.vtkRenderWindow(off_screen_rendering=True)
     render_window.AddRenderer(renderer)
-    render_window.off_screen_rendering = True
 
-    render_window_interactor = vtk.vtkRenderWindowInteractor()
-    render_window_interactor.SetRenderWindow(render_window)
-    render_window_interactor.GetInteractorStyle().SetCurrentStyleToTrackballCamera()
+    render_window_interactor = vtk.vtkRenderWindowInteractor(
+        render_window=render_window
+    )
+    render_window_interactor.interactor_style.SetCurrentStyleToTrackballCamera()
 
     # Pipeline
     sphere_source = vtk.vtkSphereSource(
@@ -28,23 +28,24 @@ def setup_vtk():
         resolution=30,
     )
 
-    normals = vtk.vtkPolyDataNormals()
-    normals.compute_cell_normals = 1
-    normals.SetInputConnection(sphere_source.GetOutputPort())
+    normals = vtk.vtkPolyDataNormals(
+        compute_cell_normals=1,
+        input_connection=sphere_source.output_port,
+    )
 
-    cell_centers = vtk.vtkCellCenters()
-    cell_centers.SetInputConnection(normals.GetOutputPort())
+    cell_centers = vtk.vtkCellCenters(
+        input_connection=normals.output_port,
+    )
 
-    glyph_mapper = vtk.vtkGlyph3DMapper()
-    glyph_mapper.SetInputConnection(0, cell_centers.GetOutputPort())
-    glyph_mapper.SetInputConnection(1, cone_source.GetOutputPort())
-    glyph_mapper.orient = True
-    glyph_mapper.orientation_array = "Normals"
+    glyph_mapper = vtk.vtkGlyph3DMapper(
+        orient=True,
+        orientation_array="Normals",
+        input_connection=cell_centers.output_port,
+        source_connection=cone_source.output_port,
+    )
 
     # Rendering
-    actor = vtk.vtkActor()
-    actor.SetMapper(glyph_mapper)
-    renderer.AddActor(actor)
+    renderer.AddActor(vtk.vtkActor(mapper=glyph_mapper))
     renderer.ResetCamera()
     render_window.Render()