display tools: add show/hide by type

space_view3d_display_tools/__init__.py

@@ -402,6 +402,8 @@ class DisplayToolsPanel(Panel):
             if obj:
                 if obj.mode == 'OBJECT':
                     layout.operator_menu_enum("object.select_by_type", "type", text="Select All by Type...")
+                    layout.operator_menu_enum("object.hide_by_type", "type", text="Hide By Type")
+                    layout.operator_menu_enum("object.show_by_type", "type", text="Show By Type")
                     col = layout.column(align=True)
                     col.operator("opr.select_all", icon="MOD_MESHDEFORM")
                     col.operator("opr.inverse_selection", icon="MOD_REMESH")
@@ -608,10 +610,20 @@ class DisplayToolsPreferences(AddonPreferences):
         col.prop(self, "category", text="")
 
 
+def DRAW_hide_by_type_MENU(self, context):
+    self.layout.operator_menu_enum(
+        "object.hide_by_type",
+        "type", text="Hide By Type"
+        )
+    self.layout.operator_menu_enum(
+        "object.show_by_type",
+        "type", text="Show By Type"
+        )
+
 # register the classes and props
 def register():
     bpy.utils.register_module(__name__)
-
+    bpy.types.VIEW3D_MT_object_showhide.append(DRAW_hide_by_type_MENU)
     # Register Scene Properties
     bpy.types.Scene.display_tools = PointerProperty(
                                         type=display_tools_scene_props
@@ -623,6 +635,7 @@ def register():
 def unregister():
     del bpy.types.Scene.display_tools
     selection_restrictor.unregister()
+    bpy.types.VIEW3D_MT_object_showhide.remove(DRAW_hide_by_type_MENU)
     bpy.utils.unregister_module(__name__)
 
 

space_view3d_display_tools/select_tools.py

@@ -210,6 +210,108 @@ class HideRenderAllSelected(Operator):
 
         return {'FINISHED'}
 
+class OBJECT_OT_HideShowByTypeTemplate():
+
+    bl_options = {'UNDO','REGISTER'}
+
+    type = bpy.props.EnumProperty(items=(
+                        ('MESH', 'Mesh', ''),
+                        ('CURVE', 'Curve', ''),
+                        ('SURFACE', 'Surface', ''),
+                        ('META', 'Meta', ''),
+                        ('FONT', 'Font', ''),
+                        ('ARMATURE', 'Armature', ''),
+                        ('LATTICE', 'Lattice', ''),
+                        ('EMPTY', 'Empty', ''),
+                        ('CAMERA', 'Camera', ''),
+                        ('LAMP', 'Lamp', ''),
+                        ('ALL', 'All', '')),
+            name='Type',
+            description='Type',
+            default='LAMP',
+            options={'ANIMATABLE'})
+
+    def execute(self, context):
+
+        scene = bpy.context.scene
+        objects = []
+        eligible_objects = []
+
+        # Only Selected?
+        if self.hide_selected:
+            objects = bpy.context.selected_objects
+        else:
+            objects = scene.objects
+
+        # Only Specific Types? + Filter layers
+        for obj in objects:
+            for i in range(0,20):
+                if obj.layers[i] & scene.layers[i]:
+                    if self.type == 'ALL' or obj.type == self.type:
+                        if obj not in eligible_objects:
+                            eligible_objects.append(obj)
+        objects = eligible_objects
+        eligible_objects = []
+
+
+        # Only Render Restricted?
+        if self.hide_render_restricted:
+            for obj in objects:
+                if obj.hide_render == self.hide_or_show:
+                    eligible_objects.append(obj)
+            objects = eligible_objects
+            eligible_objects = []
+
+        # Perform Hiding / Showing
+        for obj in objects:
+            obj.hide = self.hide_or_show
+
+        return {'FINISHED'}
+
+    def invoke(self, context, event):
+        return self.execute(context)
+
+
+## show hide by type ## by Felix Schlitter
+class OBJECT_OT_HideByType(OBJECT_OT_HideShowByTypeTemplate, Operator):
+    bl_idname = 'object.hide_by_type'
+    bl_label = 'Hide By Type'
+    hide_or_show = bpy.props.BoolProperty(
+        name="Hide",
+        description="Inverse effect",
+        options={'HIDDEN'},
+        default=1
+        )
+    hide_selected = bpy.props.BoolProperty(
+        name="Selected",
+        description="Hide only selected objects",
+        default=0
+        )
+    hide_render_restricted = bpy.props.BoolProperty(
+        name="Only Render-Restricted",
+        description="Hide only render restricted objects",
+        default=0
+        )
+
+class OBJECT_OT_ShowByType(OBJECT_OT_HideShowByTypeTemplate, Operator):
+    bl_idname = 'object.show_by_type'
+    bl_label = 'Show By Type'
+    hide_or_show = bpy.props.BoolProperty(
+        name="Hide",
+        description="Inverse effect",
+        options={'HIDDEN'},
+        default=0
+        )
+    hide_selected = bpy.props.BoolProperty(
+        name="Selected",
+        options={'HIDDEN'},
+        default=0
+        )
+    hide_render_restricted = bpy.props.BoolProperty(
+        name="Only Renderable",
+        description="Show only non render restricted objects",
+        default=0
+        )
 
 # Register
 def register():