Questions tagged [panel]

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

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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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49 views

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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19 views

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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26 views

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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28 views

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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26 views

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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1answer
22 views

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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20 views

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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27 views

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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42 views

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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32 views

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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27 views

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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23 views

IntProperty Context Menu

I'm using a template list for a collection of items in my addon's N-Panel tab. The template list requires an IntProperty as the index which works great. However, when I right click on any item in ...
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1answer
22 views

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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179 views

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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1answer
26 views

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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1answer
46 views

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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1answer
81 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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38 views

Is it possible to add a dialog box which can change or open font for text?

I want to make a text button in my add-on panel. When I press on it, it needs to show a dialog box which I can change or open font in computer Not only changing extrude, scale of text, like an example ...
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18 views

Get checkbox state from sub panel [duplicate]

I am trying get the state of the checkbox in my animation subpanel and would like to set myBool to it's state. Here is my code: ...
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API/Python - Referencing a class from a different Python file

I would like to know how reference a Class created in a separate Python file. I'm working on an add-on that will let people create custom models using designs I've sculpted. I have a custom UI with ...
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1answer
149 views

How can I add a panel to the properties area of the file browser?

I would like to wrap my properties inside collapsible panels when using the ExportHelper or ImportHelper class but I can not ...
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22 views

how do I add these sub panels to a panel in my addon? [duplicate]

I know how to make a basic bpy.types.Panel, but how do I add these sub panels?
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Is there a template or something similar to draw any node in the ui panel?

I state that I am able to draw a UI panel with default_value etc. input nodes But seeing that there is a widget called template_color_ramp I can draw my node in ...
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1answer
32 views

Identical nodes

I have added in a panel the possibility to change the image of a specific Image Texture shading node using ...
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1answer
39 views

Is there a workaround for the known bug in dynamic EnumProperty?

So I was making an addon with a dynamic EnumProperty and apparently ran into a known bug when trying to use Expand = True for this property in the panel. Although ...
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24 views

Calling subprocess python function in a panel draw?

Within my Panel class for an addon I am trying to update a label based on a function that runs a subprocess.run with a cmd line argument. At the moment I'm calling the function in the draw() which ...
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17 views

How to create multiple classes from a List

I'm making a program that generates random bases for 3D printed miniatures and figurines. Basically, I have a number of different terrains I import then randomly scale to form the main part of the ...
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14 views

Toggle Box UI In Panel [duplicate]

The above image is what I have created so far, still prototyping, just got started scripting within Blender Would like to be able to collapse each box, which contains light properties, like the image ...
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1answer
91 views

How do I change text on a panel row or hide it depending on the value of an EnumProperty?

I want to put four or five choices in an EnumProperty so I can pick a choice of actions. Most choices won't need additional input, but one (possibly two) will need more input. For example, let's say ...
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1answer
33 views

Hiding Entire Panels and Other Elements from the UI

I'd like to hide the vast majority of the user interface. The users of my addon are biologists who are often quite intimidated by computers, so I'd like to limit the confusion on the screen to just ...
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26 views

Numpad Buttons Panel

A question arose recently regarding the numpad. Below is the code that produces panel shown in the image Have used a 3 column column flow and added the extra row and column with double sized keys. ...
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73 views

How to remove a certain operator? [duplicate]

In short my question is how can I remove/delete an panel/class/operator which: a. I don't know the full name b. and I don't know where it is stored in Blender system. In other words, how I can undo a ...
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1answer
199 views

How to force a redraw of a panel in the 3D_View

I have a panel in 3D_View that shows the current file and allows the selection of a new file. When the file is selected, the panel needs to redraw. How do I force a redraw? In Operator.py file ...
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12 views

Is there a way to optimize tool panel?

I have too many addons so there are many tabs in the tool section. I would like to organize those somehow
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16 views

How to make a text box active(Similar to rename by F2) in blender python?

I have a panel that pops up when a user presses some shortcut key and the panel has one text box(row.prop(....)).Now i want to make the text box active so that when the user presses the shortcut key ...
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230 views

Texture tab/properties panel missing 2.82/2.91

Texture tab/properties panel is missing. When I open a new file, it's there. It's definitely something to do with the file, because it's the same story after opening this file in 2.91 and 2.82. Also ...
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105 views

How to hide a panel that appears twice? [duplicate]

I'm making an addon where I added a panel to a popover button. See the following example: Here we can see (in image number 2) a popover button in Shadows. This panel is shown only on this button. I ...
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1answer
58 views

how to ad a panel in the properties/data Speaker specific

I can't find anywhere how can i add the panel of an operator in the Speaker properties data tab only. it appears in all other objects data tab and i can't find a context list ...
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74 views

Adding custom property to object

I am trying to add a custom property to my panel. The custom property should look like the ones for scaling the object (sliding bar). Here below my code so far. As you can see, I managed to implement ...
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16 views

Why is merging interface's area by aiming at the corner and then dragging them with LMB so inaccurate? [duplicate]

When I try to merge the interface areas by dragging from the corner, it either merges them, or creates a new area. I don’t understand how it works, it’s like the principle of randomness - sometimes it ...
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1answer
47 views

How to display number of users in object properties panel? 2.91

After updating to 2.91, I can no longer see a user number in object properties, when using Duplicate Linked (Alt+D). Is it possible to make this feature work, like in previous versions? Here's how my ...
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14 views

Check that a plugin is installed and enabled [duplicate]

I'm a noob for scripting, just starting ... sorry for that :) I would know if there is a way to check if a plugin is installed and enabled The context is I would reorganize the N-Panel a little better ...
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33 views

Draw existing panel in pie menu

I seem close but can't quite figure out how to draw an existing panel, in this case "VIEW3D_PT_sculpt_context_menu" in a pie menu. using ...
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1answer
31 views

Is it possible to determine the UI panel class that is parent/host to an operator when its button is clicked?

I'm dynamically registering a variable number of panel classes, all sub-classed from a custom panel class that includes an operator. Thus all the new panel sub-classes contain a button that executes ...
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2answers
54 views

"panelized" procedural material

i'm working with a rust procedural material from another tutorial. I need each panel of my mesh to display an instance of the material, rather than having it connect across edges. That is to say, how ...
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1answer
50 views

How to create a panel with different properties for different objects

In Blender when I select an object and I change any setting, the other objects are not affected, but when I create a panel with properties from bpy.props, changing an intProperty on one changes it on ...
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218 views

How can I change the order of N-Panel tabs?

I want to be able to re-order the items and add-on tabs in the N Panel. For example, I use the add-on "Asset Management" a lot, so I would like it to appear first or second in the panel. How ...
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40 views

How to create a subpanel that has a checkbox - Python Blender [duplicate]

I am creating an Addon with Python and BPY, and I would want to have something like this: How are these things called? Subpanels? I have been looking and couldn't find any info. I would like to know ...