Add usage example for FSlowTask

HughMacdonald · HughMacdonald · commit 845700256b6e · 2018-05-03T09:34:21.000+01:00
diff --git a/examples/slow_task.py b/examples/slow_task.py
@@ -0,0 +1,28 @@
+from unreal_engine import FSlowTask
+import time
+
+# Create an FSlowTask object, defining the amount of work that
+# will be done, and the initial message.
+t = FSlowTask(10, "Doing Something")
+t.initialize()
+
+# Make the dialog, and include a Cancel button (default is not to
+# allow a cancel button).
+t.make_dialog(True)
+
+time.sleep(1)
+
+for i in range(10) :
+    # Update the progress bar. Note that the first argument is the
+    # amount of work to be done this frame, not the overall work
+    # done so far.
+    t.enter_progress_frame(1, "Progress Position : {}".format(i))
+    time.sleep(0.2)
+
+    # If there was a cancel button included, we can check if it was
+    # pressed.
+    if t.received_user_cancel():
+        print("Cancelled")
+        break
+
+t.destroy()
