imported material context from cycles

Author: wsmind

src/blender-addon/leaf/material.py

@@ -7,30 +7,30 @@
                        IntProperty,
                        PointerProperty)
 
-class LeafMaterialSettings(bpy.types.PropertyGroup):
-    @classmethod
-    def register(cls):
-        bpy.types.Material.leaf = PointerProperty(
-            name="Leaf Material Settings",
-            description="Leaf material settings",
-            type=cls,
-        )
-        cls.metalness = FloatProperty(
-            name="Metalness",
-            description="0: dielectric, 1: metal",
-            min=0.0, max=1.0,
-            default=0.0,
-        )
-        cls.roughness = FloatProperty(
-            name="Roughness",
-            description="0: smooth, 1: rough",
-            min=0.0, max=1.0,
-            default=0.5,
-        )
-
-    @classmethod
-    def unregister(cls):
-        del bpy.types.Material.leaf
+class LeafMaterialSettings(bpy.types.PropertyGroup):
+    @classmethod
+    def register(cls):
+        bpy.types.Material.leaf = PointerProperty(
+            name="Leaf Material Settings",
+            description="Leaf material settings",
+            type=cls,
+        )
+        cls.metalness = FloatProperty(
+            name="Metalness",
+            description="0: dielectric, 1: metal",
+            min=0.0, max=1.0,
+            default=0.0,
+        )
+        cls.roughness = FloatProperty(
+            name="Roughness",
+            description="0: smooth, 1: rough",
+            min=0.0, max=1.0,
+            default=0.5,
+        )
+
+    @classmethod
+    def unregister(cls):
+        del bpy.types.Material.leaf
 
 class LeafMaterialButtonsPanel():
     bl_space_type = "PROPERTIES"
@@ -43,6 +43,64 @@ def poll(cls, context):
         rd = context.scene.render
         return rd.engine in cls.COMPAT_ENGINES
 
+class LeafMaterial_PT_context(LeafMaterialButtonsPanel, Panel):
+    bl_label = ""
+    bl_options = {'HIDE_HEADER'}
+
+    @classmethod
+    def poll(cls, context):
+        return (context.material or context.object) and LeafMaterialButtonsPanel.poll(context)
+
+    def draw(self, context):
+        layout = self.layout
+
+        mat = context.material
+        ob = context.object
+        slot = context.material_slot
+        space = context.space_data
+        is_sortable = len(ob.material_slots) > 1
+
+        if ob:
+            rows = 1
+            if (is_sortable):
+                rows = 4
+
+            row = layout.row()
+
+            row.template_list("MATERIAL_UL_matslots", "", ob, "material_slots", ob, "active_material_index", rows=rows)
+
+            col = row.column(align=True)
+            col.operator("object.material_slot_add", icon='ZOOMIN', text="")
+            col.operator("object.material_slot_remove", icon='ZOOMOUT', text="")
+
+            col.menu("MATERIAL_MT_specials", icon='DOWNARROW_HLT', text="")
+
+            if is_sortable:
+                col.separator()
+
+                col.operator("object.material_slot_move", icon='TRIA_UP', text="").direction = 'UP'
+                col.operator("object.material_slot_move", icon='TRIA_DOWN', text="").direction = 'DOWN'
+
+            if ob.mode == 'EDIT':
+                row = layout.row(align=True)
+                row.operator("object.material_slot_assign", text="Assign")
+                row.operator("object.material_slot_select", text="Select")
+                row.operator("object.material_slot_deselect", text="Deselect")
+
+        split = layout.split(percentage=0.65)
+
+        if ob:
+            split.template_ID(ob, "active_material", new="material.new")
+            row = split.row()
+
+            if slot:
+                row.prop(slot, "link", text="")
+            else:
+                row.label()
+        elif mat:
+            split.template_ID(space, "pin_id")
+            split.separator()
+
 class LeafMaterial_PT_surface(LeafMaterialButtonsPanel, Panel):
     bl_label = "Surface"