Undocumented Matlab
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Technical articles

Technical articles

GUI automation utilities

This article explains a couple of Matlab utilities that use Java’s Robot class to programmatically control mouse and keyboard actions

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September 22, 2010 7 Comments

GUI automation using a Robot

This article explains how Java’s Robot class can be used to programmatically control mouse and keyboard actions

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September 15, 2010 32 Comments

Docs of old Matlab releases

MathWorks recently posted archived documentation for many previous Matlab releases

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September 7, 2010 7 Comments

Customizing uitree nodes – part 2

This article shows how Matlab GUI tree nodes can be customized with checkboxes and similar controls

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September 1, 2010 61 Comments

Customizing uitree nodes – part 1

This article describes how to customize specific nodes of Matlab GUI tree controls created using the undocumented uitree function

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August 25, 2010 21 Comments

Customizing uitree

This article describes how to customize Matlab GUI tree controls created using the undocumented uitree function

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August 18, 2010 44 Comments

uitree

This article describes the undocumented Matlab uitree function, which displays data in a GUI tree component

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August 11, 2010 78 Comments

The javacomponent function

Matlab’s built-in javacomponent function can be used to display Java components in Matlab application – this article details its usages and limitations

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August 4, 2010 68 Comments

COM/ActiveX tips & tricks

This article describes several little-known tips useful for COM / ActiveX programming in Matlab

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July 28, 2010 6 Comments

Matlab DDE support

Windows DDE is an unsupported and undocumented feature of Matlab, that can be used to improve the work-flow in the Windows environment

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July 21, 2010 7 Comments

Syntax highlighted labels & panels

Syntax-highlighted labels and edit-boxes can easily be displayed in Matlab GUI – this article explains how.

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July 14, 2010 18 Comments

Modifying Matlab's Look-and-Feel

Matlab’s entire Look-and-Feel (PLAF, or L&F) can be modified at the control or application level – this article shows how

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July 7, 2010 53 Comments

Date selection components

The JIDE package, pre-bundled in Matlab, contains several GUI controls for selecting dates – this article explains how they can be used

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June 30, 2010 74 Comments

Tab panels – uitab and relatives

This article describes several undocumented Matlab functions that support tab-panels

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June 23, 2010 116 Comments

Plot performance

Undocumented inner plot mechanisms can significantly improve plotting performance

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June 16, 2010 34 Comments

Matlab layout managers: uicontainer and relatives

Matlab contains a few undocumented GUI layout managers, which greatly facilitate handling GUI components in dynamically-changing figures.

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June 9, 2010 25 Comments

Modifying default toolbar/menubar actions

The default Matlab figure toolbar and menu actions can easily be modified using simple pure-Matlab code. This article explains how.

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June 2, 2010 9 Comments

JMI wrapper – remote MatlabControl

An example using matlabcontrol for calling Matlab from a separate Java process is explained.

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May 26, 2010 29 Comments

JMI wrapper – local MatlabControl part 2

An example using matlabcontrol for calling Matlab from within a Java class is explained and discussed

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May 19, 2010 9 Comments

JMI wrapper – local MatlabControl part 1

MatlabControl is an open-source wrapper of JMI that allows an easy and documented way to communicate from Java to Matlab. This article describes this wrapper.

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May 12, 2010 6 Comments

New information on HG2

More information on Matlab’s new HG2 object-oriented handle-graphics system

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May 10, 2010 1 Comment

Matlab's HG2 mechanism

HG2 is presumably the next generation of Matlab graphics. This article tries to explore its features.

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May 7, 2010 13 Comments

Undocumented feature() function

Matlab’s undocumented feature function enables access to some internal experimental features

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May 4, 2010 27 Comments

Advanced JIDE Property Grids

JIDE property grids can use complex cell renderer and editor components and can signal property change events asynchronously to Matlab callbacks

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April 21, 2010 54 Comments

JIDE Property Grids

The JIDE components pre-bundled in Matlab enable creating user-customized property grid tables

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April 21, 2010 17 Comments
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Accelerating MATLAB Performance book
Recent Posts

Speeding-up builtin Matlab functions – part 3

Improving graphics interactivity

Interesting Matlab puzzle – analysis

Interesting Matlab puzzle

Undocumented plot marker types

Matlab toolstrip – part 9 (popup figures)

Matlab toolstrip – part 8 (galleries)

Matlab toolstrip – part 7 (selection controls)

Matlab toolstrip – part 6 (complex controls)

Matlab toolstrip – part 5 (icons)

Matlab toolstrip – part 4 (control customization)

Reverting axes controls in figure toolbar

Matlab toolstrip – part 3 (basic customization)

Matlab toolstrip – part 2 (ToolGroup App)

Matlab toolstrip – part 1

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Recent Comments
  • Yair Altman (4 days 4 hours ago): You can try to increase the Java heap memory size in the Matlab preferences (General => Java Heap Memory). Any changes to the settings will only take effect after restarting...
  • Thomas (4 days 5 hours ago): Hello, thanks for sharing! I currently receive the following memory error message when using savezip with a big object (Matlab R2020b, Windows 10). Error using...
  • Yair Altman (7 days 12 hours ago): Yerlan – either use menuItem1.setEnabled(0) or set(menuItem1,'Enabled',0)
  • Manzn (7 days 15 hours ago): Thank you man! you saved me, when there was no more light 😀
  • Yerlan (8 days 20 hours ago): Hello Mr. Altman, how can I disable menu items in the context menu? E.g. when I am trying to do this: menuItems = jmenu.getSubElements; menuItem1 = menuItems(1);...
  • Yair Altman (9 days 12 hours ago): Thanks for the note Eric – you forgot the crucial call to jTable.setLabelTable(labelTabl e) – I added it into your code snippet above.
  • Erik (10 days 23 hours ago): Thank you for this — I don’t know if this has been mentioned anywhere else before, but it could be useful to mention how to add custom labels to a jslider. I did the...
  • turhv (23 days 18 hours ago): very nice! work perfectly to me in MATLAB 2019a. thanks!!!
  • Jianfei (56 days 22 hours ago): I have tried the MathWorks CheckBoxList in Matlab 2015b. For whatever the reason, I can’t change the font properties. I can change the font color, but changing font properties...
  • Donato Coppola (62 days 17 hours ago): Hi Yair, I have a problem with the double format. When I run the treeTable function, the numbers in double format cells are displayed with comma as decimal separator. How can...
  • Kim (68 days 7 hours ago): Yair, the following didn’t work for me either: jh.setBorderPainted(false); Regards, Kim
  • Adil (70 days 9 hours ago): Thank you for the blog, it was useful for me. I have a file named App_project.mlapp.zip and when I extract it through Winzip it gives all the files exactly as you described above. I...
  • Mr Ashley Trowell (72 days 18 hours ago): Thank you so much for this analysis. Also, I find it somewhat horrifying. The take away seems to be to use && / || and NOT and / or. Thanks a bunch! ~Ashley
  • Matt (77 days 20 hours ago): Late reply I know, but you can call custom shortcuts with alt-#. Hold down Alt to see what number is assigned to the shortcuts you’ve created. Now if there was a way to create a...
  • James (85 days 15 hours ago): Is there a way to change the location of the window? They pop up at random locations and the user has to chase them down.
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