Oops. For "type" read "bpy.types".
On 01/01/2011 10:22, Tom Edwards wrote:
> I'm with you on then name length limitation, that's annoying. Otherwise,
> here is how to create and display a proper custom value:
>
>> type.Scene.my_prop = BoolProperty(name="A boolean
>> property",description="Blah",default=False)
>> # ...
>> layout.prop(scene,"my_prop",text="A UI property element")
> There is also StringProperty, IntProperty, EnumProperty and many more;
> check bpy.props. You can probably use CollectionProperty to store a dict
> (or at least a list) but I've never tried.
>
> I didn't try reading your code sample because your line breaks have
> disappeared.
>
> On 01/01/2011 9:41, Hart's Antler wrote:
>> 1. KeyError: 'the length of IDProperty names is limited to 31
>> characters'object['x'*32] = 'why not make the limit 32 or 64?, 31 is an odd
>> number - not possible to use md5sum hashes either as a workaround'
>> 2. inner single quotes are invalid## this failslayout.prop( object,
>> "['my-custom-prop']" ) # a better warning should be printed, or
>> single quotes should be supported## this works - double quotes must be
>> usedlayout.prop( object, '["my-custom-prop"]' )
>> 3. dicts are allowed, but layout.prop(...) can not show each subkey on its
>> own## (the dict can be viewed as a string from Custom Properties Panel, but
>> thats not very useful for the user) ##object['x'] = {'a':1, 'b':2}box.prop(
>> object, '["x"]["a"]' ) # error: rna_uiItemR: property not found:
>> Object.["x"]["a"]box.prop( object, '["x"]' ) # this also fails
>>
>> 4. booleans not supported by custom propertiesobject['my-custom-prop'] =
>> True # converted to 1 without any warninglayout.prop( object,
>> '["my-custom-prop"]', toggle=True ) # toggle is ignored, numeric entry is
>> displayed instead
>> ## workaround ##class mypanel(bpy.types.Panel): bl_space_type =
>> 'PROPERTIES' bl_region_type = 'WINDOW' bl_context = "object"
>> bl_label = "toggle custom prop example" @classmethod def poll(cls,
>> context): return True def draw(self, context): layout =
>> self.layout ob = context.active_object tag =
>> 'my-custom-prop' if tag not in ob.keys(): ob[tag] = True v
>> = ob[tag] if v: icon = 'CHECKBOX_HLT' else: icon =
>> 'CHECKBOX_DEHLT' op = layout.operator( 'toggle_prop', text=tag,
>> icon=icon ) op.propname = tag
>> class toggle_prop_op(bpy.types.Operator): '''operator:
>> prop toggle helper''' bl_idname = "toggle_prop" bl_label =
>> "toggle" bl_options = {'REGISTER', 'UNDO'}
>> propname = StringProperty(name="property name", description="...",
>> maxlen=32, default="") @classmethod def poll(cls, context): return
>> True def invoke(self, context, event): ob =
>> context.active_object ob[ self.propname ] = not ob[
>> self.propname ] return {'FINISHED'}
>>
>>
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