Questions tagged [panel]

A panel is a user interface organization element. It provides categorization by separating displayed elements

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Thumbnail selector from file

I'm starting creating some addons on blender I manage to create the back-end fonction of my addons But i'm stuck on the front I want to do a thumbnail selector to select my assets that i want to ...
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5 votes
2 answers
61 views

Update Float Property Based on Selected Object

I'm writing an add-on and have a float property which drives the thickness attribute of a solidify modifier for the selected object. Currently, the float property displays the last value assigned by ...
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How do I pass a CollectionProperty from a Panel to an Operator sto create general classes for UIList

I want to put multiple UILists in my addon. I started off with the example discussed here: https://sinestesia.co/blog/tutorials/using-uilists-in-blender/ I am storing each list in a scene custom ...
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How can I update a Panel from an Operator?

I have an Operator that fetches some data on execute. I want to iterate the results, adding rows to the layout of a Panel. I'm stuck on how to give the Operator a reference to the Panel. ...
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3 votes
1 answer
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Blender Python Addon doesn't unregister (registers fine)

Disclaimer: I'm new to Blender Python. Thank you in advance for your assistance, and patience. I saw this related question but I'm not sure it applies here. I am developing an addon with a panel class ...
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4 votes
1 answer
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Draw Boolean property as a button without a icon

So here is a example Panel and adding a boolean, ...
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Hide adjust last operator panel

hello, I want to hide this Adjust Last Operator Panel. Is it possible? Many thanks
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Keyframing geometry nodes with custom properties

I have a problem with geometry nodes and panel. I use context.active_object and if I create many instances with my addon … only the active object gets the effect. I’m wondering, is it possible to ...
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How to make a script to import 1 csv file and generate simple meshes on coordinates from csv file

I am very new to scripting. My problem is that I want the panel to look like this: My code so far looks like this: ...
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Can you find out the ui panel name a property is listed inside with python?

Say for example, I'm querying the (viewport display) "Color" property inside the "World Properties" tab which is listed inside the panel labelled "Viewport Display" with ...
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3 votes
2 answers
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Is it possible to use single pointer to assign on multiple modifers' Pointer Properties at once?

Bear with me, I am still new to python in blender, I apologize, I am not very good with words or is capable of explaining the issues I am having or solutions I am looking for. So instead of struggling ...
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3 votes
1 answer
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Display object custom value in the object panel

I'm trying to create some tool for blender that requires to store and show some boolean value for each object. I have create simple Panel in Object context with one bool property sadly it's not ...
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How to add a Button to the F-Curve Modifier Panel?

I'd like to add an icon button next to the copy & paste icon buttons in the F-Curve Modifier panel. Looking at the Blender source code, the panel's name is ...
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UV packmaster and Uvsquares addons panels don't show up

I installed UV packmaster and UVsquares last night and it work well.Today I installed Zen UV.Then suddenly N panels of UV packmaster and UVsquares are disappear from N panel.I can recognize these ...
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1 vote
1 answer
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The pane on the left of the screen (2.83.18) shrunk while I was concentrating on my model

WHile I was building my model, I hit some hotkey or other, and the pane on the left of the screen shrunk (it shows the icons in Object mode, Edit mode, etc.) I can now barely read it. The panel was ...
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How can I call operator methods by changing values in a panel?

Currently I have a script that draws a line strip whose vertices depend on 2 boolean values, controlled from a panel. However, the line is only updated when the operator is invoked. What I need is for ...
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1 vote
1 answer
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Is it possible to load custom fonts for a custom panel only?

I would like to load a custom font specifically for one custom panel. This maybe impossible but I just want to know.
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3 votes
2 answers
158 views

How to display a fixed list of RGB values in a panel and when a color is clicked call an operator

For clarity, the previous question I asked was closed so I made this one, its now reopened and both are asking basically the same question. I have a fixed list of RGB values which I want to display to ...
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4 votes
1 answer
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How can I know if a panel is the parent of other subpanels?

One can make a sub-panel to be drawn inside a parent panel using bpy.types.Panel.bl_parent_id. ...
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2 answers
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show_bones as a Boolean property on custom panel [duplicate]

this is the show_bones property I am talking about I want Show_bones to be in my panel, I tried many times to get it working. here was my attempts, ...
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3 votes
3 answers
220 views

Display preset RGB values in a panel (and call function when clicked)

For clarity, this question was closed for a while after I added the clarifying statement inside the parenthesis so I created a new question asking the same thing. This question was later opened and ...
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2 votes
1 answer
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Disable button when another button has been enabled [duplicate]

So what I need is when Eyes Follow Cam is False then Head Follow cam and Influence is disabled(grayed out) and when Eyes Follow Cam is True then Head Follow cam and Influence is enabled Here is the ...
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2 votes
0 answers
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How can I make the text of my panel in bold or italic? this is blender python related

Basically what I want is to make my panel header in bold and other text in my panel to be italic. For example: I want the text 'settings' with the preferences icon to be in bold. This is the code for ...
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0 votes
1 answer
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Create a list to add Objects and Materials [duplicate]

I want to create a panel list where I can add Objects and Materials. The purpose of this list is to bake the actions of the selected objects and materials to be able to export them to glTF. I already ...
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1 vote
2 answers
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What does 'EMPTY' mean as a bl_space_type in bpy.types.Panel?

Short version: What does the bl_space_type value "EMPTY" mean in the context of bpy.types.Panel? Long version: I'm ...
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2 votes
2 answers
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Hide N-menu panels

Eventually you'll end up with a bunch of addons installed, and they seemingly all add tabs/panels to right side of the 3d view (the panel that can be toggled open/closed with the n key). I have ~13 ...
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1 answer
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Invoke_search_popup for a simple panel

I want to rename the materials of my scene from a long database of names I have. Just the name. I have created a simple version here with items, but I have similar list with more than 1800 items. So I ...
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How can I update panel properties only once on event

I am writing an addon that deals with creating objects and assigning them properties based on panel parameters. I want the panel to update it's parameters to match the properties of my selected object ...
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1 vote
2 answers
117 views

Setting the Default Value of a Float Property Dynamically

I am updating the active object's location.x with a FloatProperty with the following code. How can I change the value of the FloatProperty slider to the active_object's current location.x when the ...
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2 votes
0 answers
35 views

Connecting an Operator with a Panel Float Slider

I have a very basic question about Operators and Properties. I can't wrap my mind around how I'd make a Float slider in a Panel that affects a selected object in the 3D view as I drag it in real time. ...
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Install "AnimAll" Addon with python

I'm running a python script outside of Blender GUI using the bpy module. For my code I need the "animAll" add-on from Blender, but I get an error when I try to enable it. It seems that ...
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Show primitives panel when add primitive via python

When adding an primitive via python by using the following code(this is the code you get when you add a primitive via Blender's default UI): ...
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Possible Fixes? Older Blender File ... UI interaction .... Constraints indicators appear but cannot survive drill down .. Foreboding Console Messages

Old file opened in 2.9. Modified circ@ ‎December ‎‎2018. In the constraint panel I see 4 constraints listed. They cannot be opened. The error message in Console Window is listed below. Some other ...
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2 votes
1 answer
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Where is Action Constraint "Evaluation Time" property on the action panel?

I am using version 2.9 and I cannot find the "Evaluation Time" Property for the Action object constraint. I saw in some videos and posts that it should be right under the "Target" ...
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1 answer
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How to re-access properties panel after misclicked by accident? [duplicate]

I usually change the segments & rings at the properties panel after generated an object. The problem is when I misclick, it disappears and couldn't find re-opening option. I have to delete the ...
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1 answer
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Blender operations panel not showing up at all

The operations panel is not showing up at all. I know it does disappear if you click away but it is not showing up in the first place. I can press f9 and a window will show up but it does not stay. ...
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Add Simple Panel for Saving/Loading

I currently have functions written for importing and exporting files which I'm running by doing something like this: ...
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Rig Properties DISAPPEARED from the N panel

I imported a Rigged character named 'Abi' from the project files of a course I was following... (File > Append > Blend file > Collection...) The rig was originally created with the Rigify add-...
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1 answer
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How to add a radian property to a panel and have it work?

I'm trying to add the Line art crease angle to my viewport panel. I thought it should be fairly straightforward. When I change it to 180 degrees using the slider control I get this in the console area:...
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1 answer
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Update String Property Every Time a Key is Pressed [duplicate]

I need to get what's been typed as it's happening. The update function in a string property is only called when the typing is finished. Unfortunately I wasn't able to circumvent that. So, is there a ...
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My bone properties panel is missing!

I was working on a project trying to use wiggle bone but it messed up the object then decided to switch to spring bones so I added the add-on but it was still pretty messed up so I quit the project ...
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1 vote
1 answer
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Custom Addon is visible in N panel only if there are objects in the scene. How can I make it persistent even if there are no scene objects?

My question is basically the title. I have to create an object first before my custom N panel shows up. I want to be able to make it (or some fields within it) visible even if no object is in the ...
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2 votes
0 answers
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Custom/dynamic tooltips when hovering over properties in the UI

I recently found out about the great "Paint Palettes" addon that comes with Blender but one thing that I really would have liked to see implemented is useful tooltips like name and/or values ...
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Attempting to make addon for ripping textures from images

I am trying to make my first addon for blender which will basically allow users to pull a texture from an image file and automatically correct the homology so that the perspective is undistorted. This ...
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0 votes
1 answer
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Creating Sub Panel RNA AttributeError: 'RNA_Types' object has no attribute 'panel'

So I've had a look at this blender stack exchange thread: How do a create a foldout UI panel? and this reference here https://wiki.blender.org/wiki/Reference/Release_Notes/2.80/Python_API/UI_API#...
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2 votes
1 answer
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Modifier added from Python operator not being applied

My operator duplicates the active object, adds a solidify modifier to it, then applies it. When run from my panel it works EXCEPT it does not apply the modifier and I can see it still under the duped ...
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2 votes
1 answer
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Warning: 'CLASS_NAME' doesn't have upper case alpha-numeric prefix

I always get the following error Warning: 'ABC_Fbx_PT_Panel' doesn't have upper case alpha-numeric prefix But I don't really get why... That is my code: ...
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1 answer
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Why can't I insert a keyframe into the prop from the operator panel?

In this code example, I try to call an operator popup, in which I put a "location" property of the active object, I'd like to right-click to insert or remove keyframes from these properties, ...
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1 answer
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Choosing right context for property in viewport panel [duplicate]

I have a simple panel that you can see in the viewport which is a shorter version of UI Panel Simple. Seeing from other panels, by using Edit Source, they all define a context where the property is ...
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1 vote
1 answer
222 views

How do you access the object that a PointerProperty points to?

I have created a PointerProperty so that I can specify a target object that I want a my script to act on, but I can't seem to find any information about how to actually use the pointer property once I ...
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