Demo Mode: port Demo Mode addon to Blender 2.8

Not sure if I fixed everything.. At least it runs again.
Might have to do more tests, never used this addon before.

Reviewers: brecht

Differential Revision: https://developer.blender.org/D3729

system_demo_mode/__init__.py

@@ -21,7 +21,7 @@
 bl_info = {
     "name": "Demo Mode",
     "author": "Campbell Barton",
-    "blender": (2, 57, 0),
+    "blender": (2, 80, 0),
     "location": "Demo Menu",
     "description": "Demo mode lets you select multiple blend files and loop over them.",
     "warning": "",
@@ -39,12 +39,12 @@ if "bpy" in locals():
 
 import bpy
 from bpy.props import (
-        StringProperty,
-        BoolProperty,
-        IntProperty,
-        FloatProperty,
-        EnumProperty,
-        )
+    StringProperty,
+    BoolProperty,
+    IntProperty,
+    FloatProperty,
+    EnumProperty,
+)
 
 
 class DemoModeSetup(bpy.types.Operator):
@@ -57,85 +57,84 @@ class DemoModeSetup(bpy.types.Operator):
     # to the class instance from the operator settings before calling.
 
     # these are used to create the file list.
-    directory = StringProperty(
-            name="Search Path",
-            description="Directory used for importing the file",
-            maxlen=1024,
-            subtype='DIR_PATH',
-            )
-    random_order = BoolProperty(
-            name="Random Order",
-            description="Select files randomly",
-            default=False,
-            )
-    mode = EnumProperty(
-            name="Method",
-            items=(('AUTO', "Auto", ""),
-                   ('PLAY', "Play", ""),
-                   ('RENDER', "Render", ""),
-                   ),
-            )
-
-    run = BoolProperty(
-            name="Run Immediately!",
-            description="Run demo immediately",
-            default=True,
-            )
-    exit = BoolProperty(
-            name="Exit",
-            description="Run once and exit",
-            default=False,
-            )
+    directory: StringProperty(
+        name="Search Path",
+        description="Directory used for importing the file",
+        maxlen=1024,
+        subtype='DIR_PATH',
+    )
+    random_order: BoolProperty(
+        name="Random Order",
+        description="Select files randomly",
+        default=False,
+    )
+    mode: EnumProperty(
+        name="Method",
+        items=(('AUTO', "Auto", ""),
+               ('PLAY', "Play", ""),
+               ('RENDER', "Render", ""))
+    )
+
+    run: BoolProperty(
+        name="Run Immediately!",
+        description="Run demo immediately",
+        default=True,
+    )
+    exit: BoolProperty(
+        name="Exit",
+        description="Run once and exit",
+        default=False,
+    )
 
     # these are mapped directly to the config!
     #
     # anim
     # ====
-    anim_cycles = IntProperty(
-            name="Cycles",
-            description="Number of times to play the animation",
-            min=1, max=1000,
-            default=2,
-            )
-    anim_time_min = FloatProperty(
-            name="Time Min",
-            description="Minimum number of seconds to show the animation for "
-                        "(for small loops)",
-            min=0.0, max=1000.0,
-            soft_min=1.0, soft_max=1000.0,
-            default=4.0,
-            )
-    anim_time_max = FloatProperty(
-            name="Time Max",
-            description="Maximum number of seconds to show the animation for "
-                        "(in case the end frame is very high for no reason)",
-            min=0.0, max=100000000.0,
-            soft_min=1.0, soft_max=100000000.0,
-            default=8.0,
-            )
-    anim_screen_switch = FloatProperty(
-            name="Screen Switch",
-            description="Time between switching screens (in seconds) "
-                        "or 0 to disable",
-            min=0.0, max=100000000.0,
-            soft_min=1.0, soft_max=60.0,
-            default=0.0,
-            )
+    anim_cycles: IntProperty(
+        name="Cycles",
+        description="Number of times to play the animation",
+        min=1, max=1000,
+        default=2,
+    )
+    anim_time_min: FloatProperty(
+        name="Time Min",
+        description="Minimum number of seconds to show the animation for "
+                    "(for small loops)",
+        min=0.0, max=1000.0,
+        soft_min=1.0, soft_max=1000.0,
+        default=4.0,
+    )
+    anim_time_max: FloatProperty(
+        name="Time Max",
+        description="Maximum number of seconds to show the animation for "
+                    "(in case the end frame is very high for no reason)",
+        min=0.0, max=100000000.0,
+        soft_min=1.0, soft_max=100000000.0,
+        default=8.0,
+    )
+    anim_screen_switch: FloatProperty(
+        name="Screen Switch",
+        description="Time between switching screens (in seconds) "
+                    "or 0 to disable",
+        min=0.0, max=100000000.0,
+        soft_min=1.0, soft_max=60.0,
+        default=0.0,
+    )
     #
     # render
     # ======
-    display_render = FloatProperty(
-            name="Render Delay",
-            description="Time to display the rendered image before moving on "
-                        "(in seconds)",
-            min=0.0, max=60.0,
-            default=4.0,
-            )
-    anim_render = BoolProperty(
-            name="Render Anim",
-            description="Render entire animation (render mode only)",
-            default=False,
-            )
+    display_render: FloatProperty(
+        name="Render Delay",
+        description="Time to display the rendered image before moving on "
+                    "(in seconds)",
+        min=0.0, max=60.0,
+        default=4.0,
+    )
+    anim_render: BoolProperty(
+        name="Render Anim",
+        description="Render entire animation (render mode only)",
+        default=False,
+    )
 
     def execute(self, context):
         from . import config
@@ -168,13 +167,13 @@ class DemoModeSetup(bpy.types.Operator):
         layout = self.layout
 
         box = layout.box()
-        box.label("Search *.blend recursively")
-        box.label("Writes: demo.py config text")
+        box.label(text="Search *.blend recursively")
+        box.label(text="Writes: demo.py config text")
 
         layout.prop(self, "run")
         layout.prop(self, "exit")
 
-        layout.label("Generate Settings:")
+        layout.label(text="Generate Settings:")
         row = layout.row()
         row.prop(self, "mode", expand=True)
         layout.prop(self, "random_order")
@@ -184,7 +183,7 @@ class DemoModeSetup(bpy.types.Operator):
         layout.separator()
         sub = layout.column()
         sub.active = (mode in {'AUTO', 'PLAY'})
-        sub.label("Animate Settings:")
+        sub.label(text="Animate Settings:")
         sub.prop(self, "anim_cycles")
         sub.prop(self, "anim_time_min")
         sub.prop(self, "anim_time_max")
@@ -193,7 +192,7 @@ class DemoModeSetup(bpy.types.Operator):
         layout.separator()
         sub = layout.column()
         sub.active = (mode in {'AUTO', 'RENDER'})
-        sub.label("Render Settings:")
+        sub.label(text="Render Settings:")
         sub.prop(self, "display_render")
 
 

system_demo_mode/demo_mode.py

@@ -154,7 +154,7 @@ def demo_mode_next_file(step=1):
 
 
 def demo_mode_timer_add():
-    global_state["timer"] = bpy.context.window_manager.event_timer_add(0.8, bpy.context.window)
+    global_state["timer"] = bpy.context.window_manager.event_timer_add(0.8, window=bpy.context.window)
 
 
 def demo_mode_timer_remove():
@@ -418,12 +418,12 @@ class DemoModeControl(bpy.types.Operator):
     bl_idname = "wm.demo_mode_control"
     bl_label = "Control"
 
-    mode = bpy.props.EnumProperty(items=(
-            ('PREV', "Prev", ""),
-            ('PAUSE', "Pause", ""),
-            ('NEXT', "Next", ""),
-            ),
-                name="Mode")
+    mode: bpy.props.EnumProperty(
+        items=(('PREV', "Prev", ""),
+               ('PAUSE', "Pause", ""),
+               ('NEXT', "Next", "")),
+        name="Mode"
+    )
 
     def execute(self, context):
         mode = self.mode
@@ -441,7 +441,7 @@ def menu_func(self, context):
     layout = self.layout
     layout.operator_context = 'EXEC_DEFAULT'
     row = layout.row(align=True)
-    row.label("Demo Mode:")
+    row.label(text="Demo Mode:")
     if not DemoMode.enabled:
         row.operator("wm.demo_mode", icon='PLAY', text="")
     else: