# \#gui

**URL:** https://discourse.slicer.org/tag/gui/314.md

[Latest](https://discourse.slicer.org/latest.md) · [Categories](https://discourse.slicer.org/categories.md) · [Tags](https://discourse.slicer.org/tags.md)

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## [GUI panels from Slicer 5.12.0 shows over other software on Windows 11](https://discourse.slicer.org/t/gui-panels-from-slicer-5-12-0-shows-over-other-software-on-windows-11/47472)

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**Author:** [@Esteban\_Barreiro](https://discourse.slicer.org/u/Esteban_Barreiro)\
**Replies:** 4\
**Last updated:** [July 2, 2026, 7:23pm UTC](https://discourse.slicer.org/t/gui-panels-from-slicer-5-12-0-shows-over-other-software-on-windows-11/47472 "2026-07-02T19:23:38Z")

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Hello. I’m experiencing some GUI glitches in the Slicer 5.12.0 version. Some of the menus, from the Red, Green, Yellow viewers stay visible over every other software. I’m on Windows 11. In the attached image you can s…

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## [3D Slicer does not start as full screen](https://discourse.slicer.org/t/3d-slicer-does-not-start-as-full-screen/46122)

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**Author:** [@strider\_hunter](https://discourse.slicer.org/u/strider_hunter)\
**Replies:** 0\
**Last updated:** [February 11, 2026, 8:39am UTC](https://discourse.slicer.org/t/3d-slicer-does-not-start-as-full-screen/46122 "2026-02-11T08:39:38Z")

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When I startup up 3D Slicer, instead of occupying the full screen, it only occupies a smaller section (as seen in the screenshot below). I have a multi-monitor setup. I looked at a \`.ini\` files like slicer.org\\Slicer-…

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## [Slicer 5.10 qMRMLSubjectHierarchyComboBox turned to 'None' but no issue with 5.8.1](https://discourse.slicer.org/t/slicer-5-10-qmrmlsubjecthierarchycombobox-turned-to-none-but-no-issue-with-5-8-1/45203)

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**Author:** [@chz31](https://discourse.slicer.org/u/chz31)\
**Replies:** 8\
**Last updated:** [January 28, 2026, 3:00pm UTC](https://discourse.slicer.org/t/slicer-5-10-qmrmlsubjecthierarchycombobox-turned-to-none-but-no-issue-with-5-8-1/45203 "2026-01-28T15:00:19Z")

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Dear all, In a new Extension I recently made SlicerOrbitSurgerySim (installable in Extension Manager in Slicer 5.10), when I run a function called onInitialRegistrationPushButton from the plateRegistration module, the n…

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## [User Discoverability Issues in Slicer 5.10](https://discourse.slicer.org/t/user-discoverability-issues-in-slicer-5-10/45187)

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**Author:** [@alireza](https://discourse.slicer.org/u/alireza)\
**Replies:** 8\
**Last updated:** [November 22, 2025, 3:13am UTC](https://discourse.slicer.org/t/user-discoverability-issues-in-slicer-5-10/45187 "2025-11-22T03:13:37Z")

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Hey everyone, I recently upgraded to Slicer 5.10, and I wanted to share some feedback regarding user discoverability. Specifically, I noticed that some commonly used buttons, such as “New Segmentation” and “New Transfor…

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## [Segment Editor:  clicking eye to toggle visibility should not select segment](https://discourse.slicer.org/t/segment-editor-clicking-eye-to-toggle-visibility-should-not-select-segment/20237)

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**Author:** [@DIV](https://discourse.slicer.org/u/DIV)\
**Replies:** 6\
**Last updated:** [September 6, 2025, 9:34pm UTC](https://discourse.slicer.org/t/segment-editor-clicking-eye-to-toggle-visibility-should-not-select-segment/20237 "2025-09-06T21:34:08Z")

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In a segmentation it is common to create multiple segments in the Segment Editor module. The current behaviour is that clicking eye displayed adjacent to an individual segment to toggle the visibility of that segment wi…

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## [Add keyboard and mouse shortcuts for Module Selector navigation](https://discourse.slicer.org/t/add-keyboard-and-mouse-shortcuts-for-module-selector-navigation/44235)

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**Author:** [@ruffsl](https://discourse.slicer.org/u/ruffsl)\
**Replies:** 0\
**Last updated:** [August 28, 2025, 7:34pm UTC](https://discourse.slicer.org/t/add-keyboard-and-mouse-shortcuts-for-module-selector-navigation/44235 "2025-08-28T19:34:04Z")

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## [Baffle planner input - proposal - frustration](https://discourse.slicer.org/t/baffle-planner-input-proposal-frustration/42859)

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**Author:** [@Esteban\_Barreiro](https://discourse.slicer.org/u/Esteban_Barreiro)\
**Replies:** 11\
**Last updated:** [May 19, 2025, 4:05am UTC](https://discourse.slicer.org/t/baffle-planner-input-proposal-frustration/42859 "2025-05-19T04:05:56Z")

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Hi there lovely scientific nerdi comunity! Love you all! Im a teacher, and one of the modules I use to teach for medical institutions such hospitals, clinics and i+d+i+i … Im writing this post cause I think that, in so…

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## [Persistent favorites folder in Add Data GUI](https://discourse.slicer.org/t/persistent-favorites-folder-in-add-data-gui/21595)

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**Author:** [@phcerdan](https://discourse.slicer.org/u/phcerdan)\
**Replies:** 14\
**Last updated:** [November 12, 2024, 3:24pm UTC](https://discourse.slicer.org/t/persistent-favorites-folder-in-add-data-gui/21595 "2024-11-12T15:24:27Z")

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Dropping a folder to the list of favorites is great: But it would be even better if it persist after a restart, or at least that there is an option in general settings to set my favorites folders. Another related op…

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## [Thick slab reconstruction does not work with MicroCT](https://discourse.slicer.org/t/thick-slab-reconstruction-does-not-work-with-microct/38311)

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**Author:** [@cpinter](https://discourse.slicer.org/u/cpinter)\
**Replies:** 2\
**Last updated:** [September 11, 2024, 9:27pm UTC](https://discourse.slicer.org/t/thick-slab-reconstruction-does-not-work-with-microct/38311 "2024-09-11T21:27:54Z")

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Hi all, I noticed when working with MicroCT data that the thick slab reconstruction is not really meant for this modality. The minimum thickness is set to 1mm, which makes it basically unusable for volumes with very sma…

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## [Progress bar window's inside is transparent when displaying it](https://discourse.slicer.org/t/progress-bar-windows-inside-is-transparent-when-displaying-it/34107)

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**Author:** [@Gabriel\_J](https://discourse.slicer.org/u/Gabriel_J)\
**Replies:** 1\
**Last updated:** [February 6, 2024, 7:51am UTC](https://discourse.slicer.org/t/progress-bar-windows-inside-is-transparent-when-displaying-it/34107 "2024-02-06T07:51:41Z")

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Hello, I’m developing a Python plugin using the Extension Wizard template as the code basis, and I would like to add a loading bar. I’ve seen that it can be done like this: progress\_bar = slicer.util.createProgressDia…

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## [I can't drag nodes into a folder in the subject hierarchy](https://discourse.slicer.org/t/i-cant-drag-nodes-into-a-folder-in-the-subject-hierarchy/33313)

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**Author:** [@jashrand](https://discourse.slicer.org/u/jashrand)\
**Replies:** 2\
**Last updated:** [December 11, 2023, 1:01pm UTC](https://discourse.slicer.org/t/i-cant-drag-nodes-into-a-folder-in-the-subject-hierarchy/33313 "2023-12-11T13:01:43Z")

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I’m sure this is a silly question, but I can’t click-and-drag nodes in the subject hierarchy to put them into a folder. I’m using a Macbook with a normal touchpad, no external mouse or anything. Every time I click and dr…

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## [Keyboard shortcut assigned to a push button](https://discourse.slicer.org/t/keyboard-shortcut-assigned-to-a-push-button/32650)

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**Author:** [@laurentletg](https://discourse.slicer.org/u/laurentletg)\
**Replies:** 0\
**Last updated:** [November 7, 2023, 8:50pm UTC](https://discourse.slicer.org/t/keyboard-shortcut-assigned-to-a-push-button/32650 "2023-11-07T20:50:26Z")

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Hello, I’ve seen examples of how to assign keyboard shortcuts in the forum and the script repository. I was wondering if there is a quick way to simply assign a keyboard shortcut to an existing push button (without nece…

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## [What would be the best way to let a user select scenes and channel colours in a microscopy oriented importer?](https://discourse.slicer.org/t/what-would-be-the-best-way-to-let-a-user-select-scenes-and-channel-colours-in-a-microscopy-oriented-importer/31595)

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**Author:** [@EgorZindy](https://discourse.slicer.org/u/EgorZindy)\
**Replies:** 5\
**Last updated:** [September 6, 2023, 9:01pm UTC](https://discourse.slicer.org/t/what-would-be-the-best-way-to-let-a-user-select-scenes-and-channel-colours-in-a-microscopy-oriented-importer/31595 "2023-09-06T21:01:47Z")

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Hello everyone. So for my CZI importer, there are two things I think need to be user-selectable at import time: A CZI file may contain multiple scenes, and a user may decide which scenes need importing. The channel co…

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## [Update 3D Visualization programmatically](https://discourse.slicer.org/t/update-3d-visualization-programmatically/30158)

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**Author:** [@marm](https://discourse.slicer.org/u/marm)\
**Replies:** 21\
**Last updated:** [September 1, 2023, 12:19pm UTC](https://discourse.slicer.org/t/update-3d-visualization-programmatically/30158 "2023-09-01T12:19:40Z")

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Hi, First of all, thank you for your effort in developing 3DSlicer as it is a great platform. I am developing a 3DSlicer module for surgical tool navigation. I want to update the 3D visualization of a model every time …

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## [Markup gui control via script](https://discourse.slicer.org/t/markup-gui-control-via-script/31041)

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**Author:** [@Ylim](https://discourse.slicer.org/u/Ylim)\
**Replies:** 1\
**Last updated:** [August 9, 2023, 5:41pm UTC](https://discourse.slicer.org/t/markup-gui-control-via-script/31041 "2023-08-09T17:41:26Z")

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Hi, Would like to be able script the (a)options to snap at stl, (b) enable length measurement and (c) resample (with defined no. of points) via the markup module? please advise.

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## [4.11 Module panel is too wide and won't resize](https://discourse.slicer.org/t/4-11-module-panel-is-too-wide-and-wont-resize/11394)

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**Author:** [@Melodicpinpon](https://discourse.slicer.org/u/Melodicpinpon)\
**Replies:** 8\
**Last updated:** [July 20, 2023, 1:35pm UTC](https://discourse.slicer.org/t/4-11-module-panel-is-too-wide-and-wont-resize/11394 "2023-07-20T13:35:15Z")

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Hello, My 4.11 version keeps the module panel window at the same size, convering the 2/3 of my screen. I guess I should use the 4.10 instead…

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## [GUI Design in Slicer 5.x](https://discourse.slicer.org/t/gui-design-in-slicer-5-x/27380)

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**Author:** [@MSK](https://discourse.slicer.org/u/MSK)\
**Replies:** 4\
**Last updated:** [June 11, 2023, 2:11pm UTC](https://discourse.slicer.org/t/gui-design-in-slicer-5-x/27380 "2023-06-11T14:11:15Z")

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Despite not being very familiar to Slicer I am given the task of designing a custom GUI to ease the use of Slicer by physicians. I want this GUI to be run in Slicer 5.x. I read about Slicelets and my task is the exact de…

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## [How to connect node list to qmrml Treeview ?](https://discourse.slicer.org/t/how-to-connect-node-list-to-qmrml-treeview/29945)

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**Author:** [@bongo\_kat](https://discourse.slicer.org/u/bongo_kat)\
**Replies:** 1\
**Last updated:** [June 16, 2023, 2:46pm UTC](https://discourse.slicer.org/t/how-to-connect-node-list-to-qmrml-treeview/29945 "2023-06-16T14:46:53Z")

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Hello, I’m new to 3d Slicer and I’m trying to create a module for calibrating my files. I have python scripts that temporally and spatially calibrate my files. I want to import my files through slicer’s Data module and…

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## [Disable tristate checkboxes in ctkCheckableComboBox](https://discourse.slicer.org/t/disable-tristate-checkboxes-in-ctkcheckablecombobox/29898)

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**Author:** [@abertelsen](https://discourse.slicer.org/u/abertelsen)\
**Replies:** 1\
**Last updated:** [June 7, 2023, 2:19pm UTC](https://discourse.slicer.org/t/disable-tristate-checkboxes-in-ctkcheckablecombobox/29898 "2023-06-07T14:19:14Z")

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Hello everybody! A quick question: is there a way to disable the tristate behaviour in ctkCheckableComboBox? For my application, the usual checked or unchecked states are more appropriate. I forgot to mention that I …

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## [Execute python scripts without opening 3D-slicer GUI](https://discourse.slicer.org/t/execute-python-scripts-without-opening-3d-slicer-gui/29626)

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**Author:** [@dhanushkannan](https://discourse.slicer.org/u/dhanushkannan)\
**Replies:** 6\
**Last updated:** [May 26, 2023, 1:30pm UTC](https://discourse.slicer.org/t/execute-python-scripts-without-opening-3d-slicer-gui/29626 "2023-05-26T13:30:57Z")

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Hi all, I have scripted a python code which segments skull from the input DICOM data. When I try to execute the script from CLI using the following command Slicer.exe --python-script "app.py" --no-splash --no-main-wind…

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## [How to change placeholder text in ctkCheckableComboBox](https://discourse.slicer.org/t/how-to-change-placeholder-text-in-ctkcheckablecombobox/29144)

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**Author:** [@Mauricio\_Cespedes](https://discourse.slicer.org/u/Mauricio_Cespedes)\
**Replies:** 3\
**Last updated:** [April 26, 2023, 4:07pm UTC](https://discourse.slicer.org/t/how-to-change-placeholder-text-in-ctkcheckablecombobox/29144 "2023-04-26T16:07:11Z")

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Hi, I’m currently building an extension and I’m using a few ctkCheckableComboBox widgets, which I’m creating in a .ui file and then loading on my Python script for the extension I’m building. I’m wondering if there’s any…

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## [How to add icon to Module Tool Bar](https://discourse.slicer.org/t/how-to-add-icon-to-module-tool-bar/27770)

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**Author:** [@Mauricio\_Cespedes](https://discourse.slicer.org/u/Mauricio_Cespedes)\
**Replies:** 2\
**Last updated:** [February 13, 2023, 3:38pm UTC](https://discourse.slicer.org/t/how-to-add-icon-to-module-tool-bar/27770 "2023-02-13T15:38:28Z")

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Hi, I’m building some simple Slicer extension with Python and one of the things I want to implement in one of the modules is to add a widget to the ModuleToolBar. I’m currently doing this through this function: def mod…

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## [ctkDateRangeWidget not available on Qt Designer](https://discourse.slicer.org/t/ctkdaterangewidget-not-available-on-qt-designer/27673)

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**Author:** [@Gabriel\_WK](https://discourse.slicer.org/u/Gabriel_WK)\
**Replies:** 1\
**Last updated:** [February 6, 2023, 9:40pm UTC](https://discourse.slicer.org/t/ctkdaterangewidget-not-available-on-qt-designer/27673 "2023-02-06T21:40:24Z")

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When editing a custom extension UI on Qt Designer using the “Edit UI” button in the Developer Section, ctkDateRangeWidget is not available. It’s still available through python with ctk.ctkDateRangeWidget(). Is there a wa…

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## [Change background color of DVH graph](https://discourse.slicer.org/t/change-background-color-of-dvh-graph/27543)

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**Author:** [@Js165](https://discourse.slicer.org/u/Js165)\
**Replies:** 0\
**Last updated:** [January 30, 2023, 8:02pm UTC](https://discourse.slicer.org/t/change-background-color-of-dvh-graph/27543 "2023-01-30T20:02:24Z")

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Is it possible to change the background color (yellow) of the DVH graph to white? I also want to increase the x and y-axis tick size. I checked Informatics–\> Plot. But didn’t find the necessary options. Any help will be …

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## [Is there a way to view just one slice with one 3D view?](https://discourse.slicer.org/t/is-there-a-way-to-view-just-one-slice-with-one-3d-view/20541)

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**Author:** [@DIV](https://discourse.slicer.org/u/DIV)\
**Replies:** 7\
**Last updated:** [March 26, 2022, 7:26am UTC](https://discourse.slicer.org/t/is-there-a-way-to-view-just-one-slice-with-one-3d-view/20541 "2022-03-26T07:26:33Z")

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I see that the viewing options already include Side by side, but that only allows each viewport to show a (2D) slice, not a 3D view. I feel that it would sometimes be useful to view just one slice and one 3D view, which…

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## [Segmentations module: don't automatically expand module's settings pane for long file/folder paths](https://discourse.slicer.org/t/segmentations-module-dont-automatically-expand-modules-settings-pane-for-long-file-folder-paths/20260)

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**Author:** [@DIV](https://discourse.slicer.org/u/DIV)\
**Replies:** 4\
**Last updated:** [June 19, 2022, 4:11am UTC](https://discourse.slicer.org/t/segmentations-module-dont-automatically-expand-modules-settings-pane-for-long-file-folder-paths/20260 "2022-06-19T04:11:03Z")

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I have noticed that when I select the Segmentations module the greyish pane at left of screen where all of the settings for that module are entered will expand if the path to the Destination folder under Export to files …

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## [Locking scroll across slicer windows - to scroll on multiple scans concurrently](https://discourse.slicer.org/t/locking-scroll-across-slicer-windows-to-scroll-on-multiple-scans-concurrently/23099)

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**Author:** [@nuttay](https://discourse.slicer.org/u/nuttay)\
**Replies:** 5\
**Last updated:** [April 26, 2022, 5:48pm UTC](https://discourse.slicer.org/t/locking-scroll-across-slicer-windows-to-scroll-on-multiple-scans-concurrently/23099 "2022-04-26T17:48:41Z")

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Hi community. I have tried to search the forum but couldn’t find an answer for this. I have several axial (transversal) MRI scans of the same subject. I load the different scans (DICOM/NIFTI) in separate windows but I …

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## [Module panel hide logo](https://discourse.slicer.org/t/module-panel-hide-logo/22792)

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**Author:** [@gdolle](https://discourse.slicer.org/u/gdolle)\
**Replies:** 3\
**Last updated:** [April 1, 2022, 2:33pm UTC](https://discourse.slicer.org/t/module-panel-hide-logo/22792 "2022-04-01T14:33:12Z")

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Hi everyone, Is there an option/way to hide the 3Dslicer logo in the Module Panel view, the menu bar, and bottom bar with the raise error button ? (I’like to economize some vertical spacing with my small screen) Best r…

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## [Fiducial markers hidden when cropping ROI disabled, and shown when cropping ROI enabled](https://discourse.slicer.org/t/fiducial-markers-hidden-when-cropping-roi-disabled-and-shown-when-cropping-roi-enabled/22665)

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**Author:** [@DIV](https://discourse.slicer.org/u/DIV)\
**Replies:** 3\
**Last updated:** [March 24, 2022, 1:20pm UTC](https://discourse.slicer.org/t/fiducial-markers-hidden-when-cropping-roi-disabled-and-shown-when-cropping-roi-enabled/22665 "2022-03-24T13:20:38Z")

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I created a fiducial maker that was located just outside a cropping ROI. When cropping ROI is enabled and displayed, the external fiducial marker isn’t shown (this is logical). When cropping ROI is enabled but not disp…

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## [How to update the state of checkbox when switching input volume node](https://discourse.slicer.org/t/how-to-update-the-state-of-checkbox-when-switching-input-volume-node/21771)

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**Author:** [@PhilipDavis](https://discourse.slicer.org/u/PhilipDavis)\
**Replies:** 9\
**Last updated:** [March 14, 2022, 1:55pm UTC](https://discourse.slicer.org/t/how-to-update-the-state-of-checkbox-when-switching-input-volume-node/21771 "2022-03-14T13:55:48Z")

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Hi there, I’m new to 3D Slicer and now I’m developing a Python scripted module. Currently, I’m trying to add a checkbox to control the display of the ROI bounding box in the volume rendering scene, which is actually th…

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