blender/release/scripts/startup/bl_operators/wm.py
2011-09-01 15:08:32 +00:00

1188 lines
35 KiB
Python

# ##### BEGIN GPL LICENSE BLOCK #####
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
# <pep8 compliant>
import bpy
from bpy.types import Menu, Operator
from bpy.props import (StringProperty,
BoolProperty,
IntProperty,
FloatProperty,
EnumProperty,
)
from rna_prop_ui import rna_idprop_ui_prop_get, rna_idprop_ui_prop_clear
from blf import gettext as _
class MESH_OT_delete_edgeloop(Operator):
'''Delete an edge loop by merging the faces on each side to a single face loop'''
bl_idname = "mesh.delete_edgeloop"
bl_label = _("Delete Edge Loop")
def execute(self, context):
if 'FINISHED' in bpy.ops.transform.edge_slide(value=1.0):
bpy.ops.mesh.select_more()
bpy.ops.mesh.remove_doubles()
return {'FINISHED'}
return {'CANCELLED'}
rna_path_prop = StringProperty(
name=_("Context Attributes"),
description=_("rna context string"),
maxlen=1024,
)
rna_reverse_prop = BoolProperty(
name=_("Reverse"),
description=_("Cycle backwards"),
default=False,
)
rna_relative_prop = BoolProperty(
name=_("Relative"),
description=_("Apply relative to the current value (delta)"),
default=False,
)
def context_path_validate(context, data_path):
try:
value = eval("context.%s" % data_path) if data_path else Ellipsis
except AttributeError as e:
if str(e).startswith("'NoneType'"):
# One of the items in the rna path is None, just ignore this
value = Ellipsis
else:
# We have a real error in the rna path, dont ignore that
raise
return value
def operator_value_is_undo(value):
if value in {None, Ellipsis}:
return False
# typical properties or objects
id_data = getattr(value, "id_data", Ellipsis)
if id_data is None:
return False
elif id_data is Ellipsis:
# handle mathutils types
id_data = getattr(getattr(value, "owner", None), "id_data", None)
if id_data is None:
return False
# return True if its a non window ID type
return (isinstance(id_data, bpy.types.ID) and
(not isinstance(id_data, (bpy.types.WindowManager,
bpy.types.Screen,
bpy.types.Scene,
bpy.types.Brush,
))))
def operator_path_is_undo(context, data_path):
# note that if we have data paths that use strings this could fail
# luckily we dont do this!
#
# When we cant find the data owner assume no undo is needed.
data_path_head, data_path_sep, data_path_tail = data_path.rpartition(".")
if not data_path_head:
return False
value = context_path_validate(context, data_path_head)
return operator_value_is_undo(value)
def operator_path_undo_return(context, data_path):
return {'FINISHED'} if operator_path_is_undo(context, data_path) else {'CANCELLED'}
def operator_value_undo_return(value):
return {'FINISHED'} if operator_value_is_undo(value) else {'CANCELLED'}
def execute_context_assign(self, context):
data_path = self.data_path
if context_path_validate(context, data_path) is Ellipsis:
return {'PASS_THROUGH'}
if getattr(self, "relative", False):
exec("context.%s += self.value" % data_path)
else:
exec("context.%s = self.value" % data_path)
return operator_path_undo_return(context, data_path)
class BRUSH_OT_active_index_set(Operator):
'''Set active sculpt/paint brush from it's number'''
bl_idname = "brush.active_index_set"
bl_label = _("Set Brush Number")
mode = StringProperty(
name=_("mode"),
description=_("Paint mode to set brush for"),
maxlen=1024,
)
index = IntProperty(
name=_("number"),
description=_("Brush number"),
)
_attr_dict = {"sculpt": "use_paint_sculpt",
"vertex_paint": "use_paint_vertex",
"weight_paint": "use_paint_weight",
"image_paint": "use_paint_image",
}
def execute(self, context):
attr = self._attr_dict.get(self.mode)
if attr is None:
return {'CANCELLED'}
for i, brush in enumerate((cur for cur in bpy.data.brushes if getattr(cur, attr))):
if i == self.index:
getattr(context.tool_settings, self.mode).brush = brush
return {'FINISHED'}
return {'CANCELLED'}
class WM_OT_context_set_boolean(Operator):
'''Set a context value.'''
bl_idname = "wm.context_set_boolean"
bl_label = _("Context Set Boolean")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
value = BoolProperty(
name=_("Value"),
description=_("Assignment value"),
default=True,
)
execute = execute_context_assign
class WM_OT_context_set_int(Operator): # same as enum
'''Set a context value.'''
bl_idname = "wm.context_set_int"
bl_label = _("Context Set")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
value = IntProperty(
name=_("Value"),
description=_("Assign value"),
default=0,
)
relative = rna_relative_prop
execute = execute_context_assign
class WM_OT_context_scale_int(Operator):
'''Scale an int context value.'''
bl_idname = "wm.context_scale_int"
bl_label = _("Context Set")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
value = FloatProperty(
name=_("Value"),
description=_("Assign value"),
default=1.0,
)
always_step = BoolProperty(
name=_("Always Step"),
description=_("Always adjust the value by a minimum of 1 when 'value' is not 1.0."),
default=True,
)
def execute(self, context):
data_path = self.data_path
if context_path_validate(context, data_path) is Ellipsis:
return {'PASS_THROUGH'}
value = self.value
if value == 1.0: # nothing to do
return {'CANCELLED'}
if getattr(self, "always_step", False):
if value > 1.0:
add = "1"
func = "max"
else:
add = "-1"
func = "min"
exec("context.%s = %s(round(context.%s * value), context.%s + %s)" %
(data_path, func, data_path, data_path, add))
else:
exec("context.%s *= value" % data_path)
return operator_path_undo_return(context, data_path)
class WM_OT_context_set_float(Operator): # same as enum
'''Set a context value.'''
bl_idname = "wm.context_set_float"
bl_label = _("Context Set Float")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
value = FloatProperty(
name=_("Value"),
description=_("Assignment value"),
default=0.0,
)
relative = rna_relative_prop
execute = execute_context_assign
class WM_OT_context_set_string(Operator): # same as enum
'''Set a context value.'''
bl_idname = "wm.context_set_string"
bl_label = _("Context Set String")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
value = StringProperty(
name=_("Value"),
description=_("Assign value"),
maxlen=1024,
)
execute = execute_context_assign
class WM_OT_context_set_enum(Operator):
'''Set a context value.'''
bl_idname = "wm.context_set_enum"
bl_label = _("Context Set Enum")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
value = StringProperty(
name=_("Value"),
description=_("Assignment value (as a string)"),
maxlen=1024,
)
execute = execute_context_assign
class WM_OT_context_set_value(Operator):
'''Set a context value.'''
bl_idname = "wm.context_set_value"
bl_label = _("Context Set Value")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
value = StringProperty(
name=_("Value"),
description=_("Assignment value (as a string)"),
maxlen=1024,
)
def execute(self, context):
data_path = self.data_path
if context_path_validate(context, data_path) is Ellipsis:
return {'PASS_THROUGH'}
exec("context.%s = %s" % (data_path, self.value))
return operator_path_undo_return(context, data_path)
class WM_OT_context_toggle(Operator):
'''Toggle a context value.'''
bl_idname = "wm.context_toggle"
bl_label = _("Context Toggle")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
def execute(self, context):
data_path = self.data_path
if context_path_validate(context, data_path) is Ellipsis:
return {'PASS_THROUGH'}
exec("context.%s = not (context.%s)" % (data_path, data_path))
return operator_path_undo_return(context, data_path)
class WM_OT_context_toggle_enum(Operator):
'''Toggle a context value.'''
bl_idname = "wm.context_toggle_enum"
bl_label = _("Context Toggle Values")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
value_1 = StringProperty(
name=_("Value"),
description=_("Toggle enum"),
maxlen=1024,
)
value_2 = StringProperty(
name=_("Value"),
description=_("Toggle enum"),
maxlen=1024,
)
def execute(self, context):
data_path = self.data_path
if context_path_validate(context, data_path) is Ellipsis:
return {'PASS_THROUGH'}
exec("context.%s = ('%s', '%s')[context.%s != '%s']" %
(data_path, self.value_1,
self.value_2, data_path,
self.value_2,
))
return operator_path_undo_return(context, data_path)
class WM_OT_context_cycle_int(Operator):
'''Set a context value. Useful for cycling active material, '''
'''vertex keys, groups' etc.'''
bl_idname = "wm.context_cycle_int"
bl_label = _("Context Int Cycle")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
reverse = rna_reverse_prop
def execute(self, context):
data_path = self.data_path
value = context_path_validate(context, data_path)
if value is Ellipsis:
return {'PASS_THROUGH'}
if self.reverse:
value -= 1
else:
value += 1
exec("context.%s = value" % data_path)
if value != eval("context.%s" % data_path):
# relies on rna clamping int's out of the range
if self.reverse:
value = (1 << 31) - 1
else:
value = -1 << 31
exec("context.%s = value" % data_path)
return operator_path_undo_return(context, data_path)
class WM_OT_context_cycle_enum(Operator):
'''Toggle a context value.'''
bl_idname = "wm.context_cycle_enum"
bl_label = _("Context Enum Cycle")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
reverse = rna_reverse_prop
def execute(self, context):
data_path = self.data_path
value = context_path_validate(context, data_path)
if value is Ellipsis:
return {'PASS_THROUGH'}
orig_value = value
# Have to get rna enum values
rna_struct_str, rna_prop_str = data_path.rsplit('.', 1)
i = rna_prop_str.find('[')
# just incse we get "context.foo.bar[0]"
if i != -1:
rna_prop_str = rna_prop_str[0:i]
rna_struct = eval("context.%s.rna_type" % rna_struct_str)
rna_prop = rna_struct.properties[rna_prop_str]
if type(rna_prop) != bpy.types.EnumProperty:
raise Exception("expected an enum property")
enums = rna_struct.properties[rna_prop_str].enum_items.keys()
orig_index = enums.index(orig_value)
# Have the info we need, advance to the next item
if self.reverse:
if orig_index == 0:
advance_enum = enums[-1]
else:
advance_enum = enums[orig_index - 1]
else:
if orig_index == len(enums) - 1:
advance_enum = enums[0]
else:
advance_enum = enums[orig_index + 1]
# set the new value
exec("context.%s = advance_enum" % data_path)
return operator_path_undo_return(context, data_path)
class WM_OT_context_cycle_array(Operator):
'''Set a context array value.
Useful for cycling the active mesh edit mode.'''
bl_idname = "wm.context_cycle_array"
bl_label = _("Context Array Cycle")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
reverse = rna_reverse_prop
def execute(self, context):
data_path = self.data_path
value = context_path_validate(context, data_path)
if value is Ellipsis:
return {'PASS_THROUGH'}
def cycle(array):
if self.reverse:
array.insert(0, array.pop())
else:
array.append(array.pop(0))
return array
exec("context.%s = cycle(context.%s[:])" % (data_path, data_path))
return operator_path_undo_return(context, data_path)
class WM_MT_context_menu_enum(Menu):
bl_label = ""
data_path = "" # BAD DESIGN, set from operator below.
def draw(self, context):
data_path = self.data_path
value = context_path_validate(bpy.context, data_path)
if value is Ellipsis:
return {'PASS_THROUGH'}
base_path, prop_string = data_path.rsplit(".", 1)
value_base = context_path_validate(context, base_path)
values = [(i.name, i.identifier) for i in value_base.bl_rna.properties[prop_string].enum_items]
for name, identifier in values:
prop = self.layout.operator("wm.context_set_enum", text=name)
prop.data_path = data_path
prop.value = identifier
class WM_OT_context_menu_enum(Operator):
bl_idname = "wm.context_menu_enum"
bl_label = _("Context Enum Menu")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
def execute(self, context):
data_path = self.data_path
WM_MT_context_menu_enum.data_path = data_path
bpy.ops.wm.call_menu(name="WM_MT_context_menu_enum")
return {'PASS_THROUGH'}
class WM_OT_context_set_id(Operator):
'''Toggle a context value.'''
bl_idname = "wm.context_set_id"
bl_label = _("Set Library ID")
bl_options = {'UNDO', 'INTERNAL'}
data_path = rna_path_prop
value = StringProperty(
name=_("Value"),
description=_("Assign value"),
maxlen=1024,
)
def execute(self, context):
value = self.value
data_path = self.data_path
# match the pointer type from the target property to bpy.data.*
# so we lookup the correct list.
data_path_base, data_path_prop = data_path.rsplit(".", 1)
data_prop_rna = eval("context.%s" % data_path_base).rna_type.properties[data_path_prop]
data_prop_rna_type = data_prop_rna.fixed_type
id_iter = None
for prop in bpy.data.rna_type.properties:
if prop.rna_type.identifier == "CollectionProperty":
if prop.fixed_type == data_prop_rna_type:
id_iter = prop.identifier
break
if id_iter:
value_id = getattr(bpy.data, id_iter).get(value)
exec("context.%s = value_id" % data_path)
return operator_path_undo_return(context, data_path)
doc_id = StringProperty(
name=_("Doc ID"),
maxlen=1024,
options={'HIDDEN'},
)
doc_new = StringProperty(
name=_("Edit Description"),
maxlen=1024,
)
data_path_iter = StringProperty(
description="The data path relative to the context, must point to an iterable.")
data_path_item = StringProperty(
description="The data path from each iterable to the value (int or float)")
class WM_OT_context_collection_boolean_set(Operator):
'''Set boolean values for a collection of items'''
bl_idname = "wm.context_collection_boolean_set"
bl_label = "Context Collection Boolean Set"
bl_options = {'UNDO', 'REGISTER', 'INTERNAL'}
data_path_iter = data_path_iter
data_path_item = data_path_item
type = EnumProperty(
name="Type",
items=(('TOGGLE', "Toggle", ""),
('ENABLE', "Enable", ""),
('DISABLE', "Disable", ""),
),
)
def execute(self, context):
data_path_iter = self.data_path_iter
data_path_item = self.data_path_item
items = list(getattr(context, data_path_iter))
items_ok = []
is_set = False
for item in items:
try:
value_orig = eval("item." + data_path_item)
except:
continue
if value_orig == True:
is_set = True
elif value_orig == False:
pass
else:
self.report({'WARNING'}, "Non boolean value found: %s[ ].%s" %
(data_path_iter, data_path_item))
return {'CANCELLED'}
items_ok.append(item)
# avoid undo push when nothing to do
if not items_ok:
return {'CANCELLED'}
if self.type == 'ENABLE':
is_set = True
elif self.type == 'DISABLE':
is_set = False
else:
is_set = not is_set
exec_str = "item.%s = %s" % (data_path_item, is_set)
for item in items_ok:
exec(exec_str)
return operator_value_undo_return(item)
class WM_OT_context_modal_mouse(Operator):
'''Adjust arbitrary values with mouse input'''
bl_idname = "wm.context_modal_mouse"
bl_label = _("Context Modal Mouse")
bl_options = {'GRAB_POINTER', 'BLOCKING', 'UNDO', 'INTERNAL'}
data_path_iter = data_path_iter
data_path_item = data_path_item
input_scale = FloatProperty(
description=_("Scale the mouse movement by this value before applying the delta"),
default=0.01,
)
invert = BoolProperty(
description=_("Invert the mouse input"),
default=False,
)
initial_x = IntProperty(options={'HIDDEN'})
def _values_store(self, context):
data_path_iter = self.data_path_iter
data_path_item = self.data_path_item
self._values = values = {}
for item in getattr(context, data_path_iter):
try:
value_orig = eval("item." + data_path_item)
except:
continue
# check this can be set, maybe this is library data.
try:
exec("item.%s = %s" % (data_path_item, value_orig))
except:
continue
values[item] = value_orig
def _values_delta(self, delta):
delta *= self.input_scale
if self.invert:
delta = - delta
data_path_item = self.data_path_item
for item, value_orig in self._values.items():
if type(value_orig) == int:
exec("item.%s = int(%d)" % (data_path_item, round(value_orig + delta)))
else:
exec("item.%s = %f" % (data_path_item, value_orig + delta))
def _values_restore(self):
data_path_item = self.data_path_item
for item, value_orig in self._values.items():
exec("item.%s = %s" % (data_path_item, value_orig))
self._values.clear()
def _values_clear(self):
self._values.clear()
def modal(self, context, event):
event_type = event.type
if event_type == 'MOUSEMOVE':
delta = event.mouse_x - self.initial_x
self._values_delta(delta)
elif 'LEFTMOUSE' == event_type:
item = next(iter(self._values.keys()))
self._values_clear()
return operator_value_undo_return(item)
elif event_type in {'RIGHTMOUSE', 'ESC'}:
self._values_restore()
return {'CANCELLED'}
return {'RUNNING_MODAL'}
def invoke(self, context, event):
self._values_store(context)
if not self._values:
self.report({'WARNING'}, "Nothing to operate on: %s[ ].%s" %
(self.data_path_iter, self.data_path_item))
return {'CANCELLED'}
else:
self.initial_x = event.mouse_x
context.window_manager.modal_handler_add(self)
return {'RUNNING_MODAL'}
class WM_OT_url_open(Operator):
"Open a website in the Webbrowser"
__doc__ = _("Open a website in the Webbrowser")
bl_idname = "wm.url_open"
bl_label = ""
url = StringProperty(
name="URL",
description="URL to open",
)
def execute(self, context):
import webbrowser
webbrowser.open(self.url)
return {'FINISHED'}
class WM_OT_path_open(Operator):
"Open a path in a file browser"
bl_idname = "wm.path_open"
bl_label = ""
filepath = StringProperty(
name=_("File Path"),
maxlen=1024,
subtype='FILE_PATH',
)
def execute(self, context):
import sys
import os
import subprocess
filepath = bpy.path.abspath(self.filepath)
filepath = os.path.normpath(filepath)
if not os.path.exists(filepath):
self.report({'ERROR'}, "File '%s' not found" % filepath)
return {'CANCELLED'}
if sys.platform[:3] == "win":
subprocess.Popen(['start', filepath], shell=True)
elif sys.platform == 'darwin':
subprocess.Popen(['open', filepath])
else:
try:
subprocess.Popen(['xdg-open', filepath])
except OSError:
# xdg-open *should* be supported by recent Gnome, KDE, Xfce
pass
return {'FINISHED'}
class WM_OT_doc_view(Operator):
'''Load online reference docs'''
bl_idname = "wm.doc_view"
bl_label = _("View Documentation")
doc_id = doc_id
if bpy.app.version_cycle == "release":
_prefix = ("http://www.blender.org/documentation/blender_python_api_%s%s_release" %
("_".join(str(v) for v in bpy.app.version[:2]), bpy.app.version_char))
else:
_prefix = ("http://www.blender.org/documentation/blender_python_api_%s" %
"_".join(str(v) for v in bpy.app.version))
def _nested_class_string(self, class_string):
ls = []
class_obj = getattr(bpy.types, class_string, None).bl_rna
while class_obj:
ls.insert(0, class_obj)
class_obj = class_obj.nested
return '.'.join(class_obj.identifier for class_obj in ls)
def execute(self, context):
id_split = self.doc_id.split('.')
if len(id_split) == 1: # rna, class
url = '%s/bpy.types.%s.html' % (self._prefix, id_split[0])
elif len(id_split) == 2: # rna, class.prop
class_name, class_prop = id_split
if hasattr(bpy.types, class_name.upper() + '_OT_' + class_prop):
url = ("%s/bpy.ops.%s.html#bpy.ops.%s.%s" %
(self._prefix, class_name, class_name, class_prop))
else:
# detect if this is a inherited member and use that name instead
rna_parent = getattr(bpy.types, class_name).bl_rna
rna_prop = rna_parent.properties[class_prop]
rna_parent = rna_parent.base
while rna_parent and rna_prop == rna_parent.properties.get(class_prop):
class_name = rna_parent.identifier
rna_parent = rna_parent.base
# It so happens that epydoc nests these, not sphinx
# class_name_full = self._nested_class_string(class_name)
url = ("%s/bpy.types.%s.html#bpy.types.%s.%s" %
(self._prefix, class_name, class_name, class_prop))
else:
return {'PASS_THROUGH'}
import webbrowser
webbrowser.open(url)
return {'FINISHED'}
class WM_OT_doc_edit(Operator):
'''Load online reference docs'''
bl_idname = "wm.doc_edit"
bl_label = _("Edit Documentation")
doc_id = doc_id
doc_new = doc_new
_url = "http://www.mindrones.com/blender/svn/xmlrpc.php"
def _send_xmlrpc(self, data_dict):
print("sending data:", data_dict)
import xmlrpc.client
user = 'blenderuser'
pwd = 'blender>user'
docblog = xmlrpc.client.ServerProxy(self._url)
docblog.metaWeblog.newPost(1, user, pwd, data_dict, 1)
def execute(self, context):
doc_id = self.doc_id
doc_new = self.doc_new
class_name, class_prop = doc_id.split('.')
if not doc_new:
self.report({'ERROR'}, "No input given for '%s'" % doc_id)
return {'CANCELLED'}
# check if this is an operator
op_name = class_name.upper() + '_OT_' + class_prop
op_class = getattr(bpy.types, op_name, None)
# Upload this to the web server
upload = {}
if op_class:
rna = op_class.bl_rna
doc_orig = rna.description
if doc_orig == doc_new:
return {'RUNNING_MODAL'}
print("op - old:'%s' -> new:'%s'" % (doc_orig, doc_new))
upload["title"] = 'OPERATOR %s:%s' % (doc_id, doc_orig)
else:
rna = getattr(bpy.types, class_name).bl_rna
doc_orig = rna.properties[class_prop].description
if doc_orig == doc_new:
return {'RUNNING_MODAL'}
print("rna - old:'%s' -> new:'%s'" % (doc_orig, doc_new))
upload["title"] = 'RNA %s:%s' % (doc_id, doc_orig)
upload["description"] = doc_new
self._send_xmlrpc(upload)
return {'FINISHED'}
def draw(self, context):
layout = self.layout
layout.label(text=_("Descriptor ID")+": '%s'" % self.doc_id)
layout.prop(self, "doc_new", text="")
def invoke(self, context, event):
wm = context.window_manager
return wm.invoke_props_dialog(self, width=600)
rna_path = StringProperty(
name=_("Property Edit"),
description=_("Property data_path edit"),
maxlen=1024,
options={'HIDDEN'},
)
rna_value = StringProperty(
name=_("Property Value"),
description=_("Property value edit"),
maxlen=1024,
)
rna_property = StringProperty(
name=_("Property Name"),
description=_("Property name edit"),
maxlen=1024,
)
rna_min = FloatProperty(
name=_("Min"),
default=0.0,
precision=3,
)
rna_max = FloatProperty(
name="Max",
default=1.0,
precision=3,
)
class WM_OT_properties_edit(Operator):
'''Internal use (edit a property data_path)'''
bl_idname = "wm.properties_edit"
bl_label = _("Edit Property")
__doc__ = _("Internal use (edit a property data_path)")
bl_options = {'REGISTER'} # only because invoke_props_popup requires.
data_path = rna_path
property = rna_property
value = rna_value
min = rna_min
max = rna_max
description = StringProperty(
name=_("Tip"),
)
def execute(self, context):
data_path = self.data_path
value = self.value
prop = self.property
prop_old = getattr(self, "_last_prop", [None])[0]
if prop_old is None:
self.report({'ERROR'}, "Direct execution not supported")
return {'CANCELLED'}
try:
value_eval = eval(value)
except:
value_eval = value
# First remove
item = eval("context.%s" % data_path)
rna_idprop_ui_prop_clear(item, prop_old)
exec_str = "del item['%s']" % prop_old
# print(exec_str)
exec(exec_str)
# Reassign
exec_str = "item['%s'] = %s" % (prop, repr(value_eval))
# print(exec_str)
exec(exec_str)
self._last_prop[:] = [prop]
prop_type = type(item[prop])
prop_ui = rna_idprop_ui_prop_get(item, prop)
if prop_type in {float, int}:
prop_ui['soft_min'] = prop_ui['min'] = prop_type(self.min)
prop_ui['soft_max'] = prop_ui['max'] = prop_type(self.max)
prop_ui['description'] = self.description
# otherwise existing buttons which reference freed
# memory may crash blender [#26510]
# context.area.tag_redraw()
for win in context.window_manager.windows:
for area in win.screen.areas:
area.tag_redraw()
return {'FINISHED'}
def invoke(self, context, event):
data_path = self.data_path
if not data_path:
self.report({'ERROR'}, "Data path not set")
return {'CANCELLED'}
self._last_prop = [self.property]
item = eval("context.%s" % data_path)
# setup defaults
prop_ui = rna_idprop_ui_prop_get(item, self.property, False) # dont create
if prop_ui:
self.min = prop_ui.get("min", -1000000000)
self.max = prop_ui.get("max", 1000000000)
self.description = prop_ui.get("description", "")
wm = context.window_manager
return wm.invoke_props_dialog(self)
class WM_OT_properties_add(Operator):
'''Internal use (edit a property data_path)'''
bl_idname = "wm.properties_add"
bl_label = _("Add Property")
__doc__ = _("Internal use (edit a property data_path)")
data_path = rna_path
def execute(self, context):
data_path = self.data_path
item = eval("context.%s" % data_path)
def unique_name(names):
prop = 'prop'
prop_new = prop
i = 1
while prop_new in names:
prop_new = prop + str(i)
i += 1
return prop_new
property = unique_name(item.keys())
item[property] = 1.0
return {'FINISHED'}
class WM_OT_properties_context_change(Operator):
"Change the context tab in a Properties Window"
bl_idname = "wm.properties_context_change"
bl_label = ""
context = StringProperty(
name=_("Context"),
maxlen=32,
)
def execute(self, context):
context.space_data.context = self.context
return {'FINISHED'}
class WM_OT_properties_remove(Operator):
'''Internal use (edit a property data_path)'''
bl_idname = "wm.properties_remove"
bl_label = _("Remove Property")
__doc__ = _("Internal use (edit a property data_path)")
data_path = rna_path
property = rna_property
def execute(self, context):
data_path = self.data_path
item = eval("context.%s" % data_path)
del item[self.property]
return {'FINISHED'}
class WM_OT_keyconfig_activate(Operator):
bl_idname = "wm.keyconfig_activate"
bl_label = _("Activate Keyconfig")
filepath = StringProperty(
name=_("File Path"),
maxlen=1024,
)
def execute(self, context):
bpy.utils.keyconfig_set(self.filepath)
return {'FINISHED'}
class WM_OT_appconfig_default(Operator):
bl_idname = "wm.appconfig_default"
bl_label = _("Default Application Configuration")
def execute(self, context):
import os
context.window_manager.keyconfigs.active = context.window_manager.keyconfigs.default
filepath = os.path.join(bpy.utils.preset_paths("interaction")[0], "blender.py")
if os.path.exists(filepath):
bpy.ops.script.execute_preset(filepath=filepath, menu_idname="USERPREF_MT_interaction_presets")
return {'FINISHED'}
class WM_OT_appconfig_activate(Operator):
bl_idname = "wm.appconfig_activate"
bl_label = _("Activate Application Configuration")
filepath = StringProperty(
name="File Path",
maxlen=1024,
)
def execute(self, context):
import os
bpy.utils.keyconfig_set(self.filepath)
filepath = self.filepath.replace("keyconfig", "interaction")
if os.path.exists(filepath):
bpy.ops.script.execute_preset(filepath=filepath, menu_idname="USERPREF_MT_interaction_presets")
return {'FINISHED'}
class WM_OT_sysinfo(Operator):
'''Generate System Info'''
bl_idname = "wm.sysinfo"
bl_label = _("System Info")
__doc__ = _("Generate System Info")
def execute(self, context):
import sys_info
sys_info.write_sysinfo(self)
return {'FINISHED'}
class WM_OT_copy_prev_settings(Operator):
'''Copy settings from previous version'''
bl_idname = "wm.copy_prev_settings"
bl_label = _("Copy Previous Settings")
def execute(self, context):
import os
import shutil
ver = bpy.app.version
ver_old = ((ver[0] * 100) + ver[1]) - 1
path_src = bpy.utils.resource_path('USER', ver_old // 100, ver_old % 100)
path_dst = bpy.utils.resource_path('USER')
if os.path.isdir(path_dst):
self.report({'ERROR'}, "Target path %r exists" % path_dst)
elif not os.path.isdir(path_src):
self.report({'ERROR'}, "Source path %r exists" % path_src)
else:
shutil.copytree(path_src, path_dst)
# in 2.57 and earlier windows installers, system scripts were copied
# into the configuration directory, don't want to copy those
system_script = os.path.join(path_dst, 'scripts/modules/bpy_types.py')
if os.path.isfile(system_script):
shutil.rmtree(os.path.join(path_dst, 'scripts'))
shutil.rmtree(os.path.join(path_dst, 'plugins'))
# dont loose users work if they open the splash later.
if bpy.data.is_saved is bpy.data.is_dirty is False:
bpy.ops.wm.read_homefile()
else:
self.report({'INFO'}, "Reload Start-Up file to restore settings.")
return {'FINISHED'}
return {'CANCELLED'}