Questions related to the Mathematica front-end (graphical user interface).

learn more… | top users | synonyms

15
votes
1answer
300 views

How do I programmatically add to contextual menus?

To programmatically add to menus you can do as described here: How do I add to menus? What can I do to programmatically add to contextual menus? Is something similar to ...
15
votes
2answers
396 views

Auto-completion doesn't work as my expectation in version 9.0

When I input the following line in version 8, and press Ctrl+K after Re, I can get a drop-down auto-completion list including ...
15
votes
3answers
830 views

Opening a context menu (with the Menu key)

Is it by any chance possible to make the Menu key work as one would expect in Mathematica: opening a context menu? The Menu key does nothing in version 7 or 8 on Windows.
15
votes
0answers
354 views

Colored marks appearing in notebook input text?

Bug introduced in 10, persisting through 10.2 What is the causing these colored marks to appear in my Mathematica notebook? I'm particularly annoyed with the black ovals that occasionally obscure ...
14
votes
2answers
993 views

How can one define an infix operator with an arbitrary unicode character?

You can setup "UsefulFunction[a, b]" to use custom infix notation "a [LeftRightArrow] b" as follows: ...
14
votes
2answers
581 views

how to make cursor jump automatically to next input cell after evaluating previous one?

When making separate cells in order to make separate computations to better see the result of each one before going to the next cell to do the next computation (which is a good way of doing things), ...
14
votes
4answers
642 views

Easy button or hot key to switch between `Working` and `SlideShow` Screen Environments to avoid trip to menu

When I edit a slide show it easy to copy whole slides in Working Screen Environment but nice to preview slides in SlideShow ...
14
votes
2answers
461 views

refer to result of cell above current cell?

% allows to refer to the result of the preceding calculation (preceding in time) but this seems not necessarily to be the cell just above a given cell. How can ...
14
votes
3answers
271 views

How does $CellContext` work?

The only official info about $CellContext` I was able to find is: placeholder for the context of a symbol inside Dynamic ...
14
votes
1answer
2k views

How to find out available fonts from within Mathematica?

How to find out available fonts on the system from within Mathematica? When I do Style["foobar", FontFamily -> "Foobar"] how do I know which font the ...
14
votes
3answers
842 views

Take screenshot of the entire desktop using Mathematica

Is it possible to get a screenshot of the entire desktop directly in Mathematica? I am on Ubuntu running Mathematica 8. For some reason GUIScreenShot[] fails. But ...
14
votes
2answers
202 views

How to prevent Dynamic activity with color swatches in V10+

Since version 10, if I type e.g. an RGBColor or simply a named color, a dynamic colour swatch is returned. Same goes for when you e.g. extract colours from a ...
14
votes
1answer
423 views

Segmentation fault on auto-complete

My front-end freezes as soon as I type more than two letters in a notebook. I think the error occurs, when the auto-complete feature kicks in. If Mathematica was started from a terminal, the following ...
14
votes
1answer
1k views

Blurred frontend text in Mathematica 10, Windows, High-DPI Display

So I have recently upgraded to a Windows ultrabook with a high resolution display. All my software seems to cope just fine with the high resolution, except for Mathematica 10. Mathematica seems to ...
14
votes
1answer
977 views

How to copy code out of notebook to an external text editor without extra line feeds being added?

I am simply trying to copy code from a cell (input cell) in a notebook, to paste the code into a plain text editor, and not have some lines wrap in the middle. I need to copy the code, as is, to a ...
14
votes
1answer
1k views

Finding a Specific Line in a Package

In a package I am developing, I accidentally left this line Protect[ uncompleted prior to running the package. Mathematica produced this error message ...
14
votes
1answer
196 views

How do I create annotations for functions?

In 10.3, Mathematica starts captioning symbol-names into foreign languages if your Interface preferences are set to have Mathematica in a foreign language. I poked around the ...
14
votes
2answers
825 views

Manipulate slider unresponsive after suspend in Linux

I've tested Linux Mathematica versions 7-9 on various Linux distributions, with identical problem: after suspend/resume cycle my Manipulate controls (i.e. sliders&buttons) appear unresponsive, ...
14
votes
1answer
249 views

What is a printer's point?

Edit 28. IV 2016, Reply from WRI: The developer replied today to the documentation question we are having. He agrees the statements in the 2 reference pages can be clarified. [...] ...
14
votes
1answer
372 views

Why does GridLines option fail with Function?

Bug introduced in 10.0.0 and fixed in 10.0.1 The Plot option GridLines can be specified either as a list of explicit values ...
14
votes
1answer
301 views

How to programmatically remove menu items

I would like to do the opposite of what is described here. So rather than add a menu item I would like to programmatically remove one (or more). So given a knowledge of the structure of the menu *.tr ...
14
votes
1answer
321 views

Multiple windows in Mathematica help

I'm new in Mathematica, and would like to know how can I open multiple help windows at the same time. It's this possible? I'm using Mac OS. I know it works for link in the help page with right mouse ...
14
votes
1answer
442 views

What is the real default CellEvaluationFunction?

The default CellEvaluationFunction is Identity but one can quickly see that this is handled specially as an equivalent function, ...
14
votes
0answers
139 views

Why does the Ver. 10.0 FrontEnd lose matching of parentheses when we insert quotations?

I am running Mathematica 10.0.1 on a four-year old iMac running OS 10.6.8. The following irritating behavior occurs regularly: I have a list with parentheses, and later on I need to add something to ...
13
votes
4answers
6k views

How to change default notebook background color?

How does one change the default notebook background color?
13
votes
3answers
803 views

Is it possible to insert an animated image into Mathematica notebook?

I find it very convenient to use Mathematica notebooks to organize the codes + results. I was wondering if it is possible to insert an animated image (say an animated gif) in the middle of a notebook....
13
votes
4answers
837 views

How to automate a FrontEnd return?

I use some custom shortcut keys in KeyEventTranslations.tr. One is for the Delete All Output function: ...
13
votes
2answers
3k views

How to change the style definitions for Default.nb?

I have looked over other questions related to style definitions, and looked through the Mathematica 8 documentation, but I do not know why I am having so much difficulty setting the default font in my ...
13
votes
5answers
340 views

Is it possible to cause a notebook to be hidden when pressing the close button?

Is it possible to cause a notebook to be hidden (Visible -> False) instead of closing it when pressing the close button in the title bar? The ...
13
votes
1answer
739 views

High Contrast Syntax-Highlighting

I have a neurological disorder which causes me to have migraines if I look at a white computer screen. To combat this, I have put the following at the top of all of my Mathematica notebooks: ...
13
votes
2answers
512 views

Get Coordinates 4 significant digits limitation

The tool "get coordinates" (clicking on a plot), seems to work with a fixed number of significant digits (4), in a way that we can quickly lose sensibility (the tool really becomes useless). The ...
13
votes
2answers
377 views

ScheduledTask with scoped variables. Working with timed evaluation

I guess I have to try harder and focus more but timed evaluation always frustrates me. I will show the issue on simple example of delayed trigger. ...
13
votes
1answer
1k views

Opening a notebook from command line in an existing front end instance

I am using Linux, and I would like to be able to programmatically open notebooks in a running Mathematica instance from the command line. Currently, doing something like /opt/Wolfram/Mathematica/8....
13
votes
1answer
167 views

What is “MemoryMonitor”?

Evaluating one of the following inputs ...
13
votes
1answer
333 views

Bug in handling backslashed Cyrillic symbols in v.10.0.0?

Bug introduced in 10.0.0 and fixed in 10.1 UPDATE: Now both the inputs "\б" and "\\б" are interpreted as ...
13
votes
1answer
124 views

Is there a callback for notebook exit?

I know that $Epilog is called when Mathematica is exited; is there a callback upon exiting the notebook? If so, what is it?
13
votes
2answers
801 views

Annoying FrontEnd bugs in Mathematica 10

Bug introduced in 10.0.0 and fixed in 10.0.2 Recently I installed Mathematica 10 on Windows 8 x64 machine. Before that I had a prerelease version of Mathematica 10 installed on my laptop. I ...
13
votes
1answer
224 views

What governs images resizing in the FrontEnd environment

What is responsible for the middle Row images' size? And why single image row is different? ...
13
votes
1answer
281 views

Problems with images caused by which stylesheet is used

Update This looks now like it was a bug in Mathematica version 8, because everything works as expected - at least for this minimal example - in version 9. (As an aside, I couldn't seem to find ...
13
votes
0answers
94 views

Floating highlighting bug [duplicate]

Bug introduced in 10.0 and not fixed up to 10.2 At some random point in time the highlighting does not disappear any more. By highlighting I mean transparent boxes appearing for find feature ...
13
votes
0answers
431 views

Is it possible to regain Mathematica 5.2's palette input focus behaviour with version 8.0?

Between Mathematica 5.2 and later versions, there has been a change in determining which notebook gets the palette input focus, which leads to quite unfortunate behaviour if you use focus-follows-...
12
votes
3answers
575 views

Why do buttons with ChoiceDialog freeze the front end?

Pressing the button below will freeze my front end. An unpainted white dialog box comes up, then it completely freezes, and I need to forcibly kill the front end. CPU usage stays at zero during this....
12
votes
3answers
595 views

Multiple notebooks in Mathematica

While working with multiple files in Mathematica, is there a way to have the names of the files appear along with the minimized window of the file. I mean that sometimes I forget which file was places ...
12
votes
2answers
664 views

Syntax highlighter shows error for Manipulate when it's inside a Block or a Module

I'm putting my new copy of Mathematica 10 through its paces and I noticed a weird change in the colouring scheme that I find very annoying, and I'd like to get some insight into why it's happening. ...
12
votes
4answers
3k views

How to select and delete all Output cells?

How to select and delete all Output cells in multiple notebooks programmatically without needing to (manually) opening them? How to define a hot key for deleting all Output cells within a notebook ...
12
votes
2answers
556 views

Is there a way to interactively read a point from a Graphics3D?

Suppose I have a tesselation, e.g. the Stanford bunny: bunny = Import["http://graphics.stanford.edu/~mdfisher/Data/Meshes/bunny.obj", "OBJ"] I'd like to be ...
12
votes
1answer
430 views

“Choose how to enter input” - leave me alone

How do I get rid of this: I can't find the appropriate entry in Option Inspector or in WolframPredictiveInterface.
12
votes
3answers
790 views

Opening new notebooks with a non-default window size

I'd like to set Mathematica (8.0.4.0) up so it opens new notebooks with the "NaturalColor" stylesheet and with a WindowSize like ...
12
votes
3answers
633 views

How to anchor a Pane's scroll position to the bottom?

Suppose I have a Pane containing some dynamic text, for example that is being updated by a logging function. ...
12
votes
2answers
284 views

Evaluate selection in new window or new notebook?

Sometimes when you have long code you need to check some part of this code. the way I am using currently is to selected the part that I want and then copy it to new notebook and then evaluate it ...