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

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15
votes
2answers
343 views

Obtaining the number in CounterBox

Is there a way of obtaining the current number of a counterbox? Say for instance that in a new notebook you create 3 section cells. Then by evaluating the command: ...
15
votes
2answers
310 views

MathKernel doesn't return all Messages

In Mathematica I run this command: Plot[Sin[x], {x, 1, 15}, GridLines -> error] It generates a Plot with this error message: A GridLines specification ...
15
votes
4answers
1k views

Is there a shortcut to select all cells above the current cursor position?

Is there a command / menu entry / keyboard shortcut to evaluate all cells above / up to the current cursor position? I have the feeling I am missing something elementary here... Addendum: In fact, it ...
15
votes
2answers
620 views

Command Completion

Note: As of version 9, this functionality is available and works out of the box. I've a few questions about Command Completion in Mathematica. I recently discovered this feature, and it's really ...
15
votes
1answer
612 views

Why are all the lines commented when I create a Mathematica script?

When I created a Mathematica script, I found that all my lines were commented out (when opened with vi or gedit or any other ...
15
votes
1answer
368 views

What is Sub Mathematica?

When looking at the locally available licenses, I see four entries: "Mathematica", "MathKernel", "Sub Mathematica" and "Sub Mathkernel". Now "Mathematica", "MathKernel" and "Sub Mathkernel" are clear, ...
15
votes
3answers
653 views

How to convert between various ItemSize/ImageSize units?

How can one convert between the implicit units used by Grid (ems and line height for horizontal and vertical dimensions) and printers points (in ...
15
votes
1answer
171 views

File-name completion for custom functions

Mathematica 10 has introduces file name completion. It works only with certain built-in functions such as Import, SetDirectory, ...
15
votes
1answer
226 views

Running some code every time a new notebook is opened

Is it possible to automatically execute some code every time a new notebook is opened? So for example I would like to print a message "New notebook" every time a new notebook is opened. This ...
15
votes
1answer
601 views

Can the position of Tooltips be changed?

Is it possible to change the position of tool tips, which currently always appear to the lower right of the mouse position. In the screen grab below the mouse is over 10000000 and the tooltip appears ...
15
votes
1answer
501 views

How to work with characters from CJK Unified Ideographs Extension B correctly?

Background: Recently I'm trying to deal with some Chinese characters which belongs to the CJK Unified Ideographs Extension B block. The motive comes from some further interest following a former ...
15
votes
3answers
752 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
2answers
375 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
1answer
386 views

How to add named characters to Mathematica 10?

It appears that native support for the Klingon alphabet has been removed from version 10: \[KlingonA] Syntax::tsntxi: "\"!(\[ KlingonA])\" is incomplete; more ...
14
votes
3answers
1k views

WYSIWYG table creating and editing

In Microsoft Office OneNote 2010, creating and editing tables is easy. There are simple toolbar controls for creating tables: , and editing them once they exist: . My question is, what's an easy ...
14
votes
4answers
346 views

Prevent graphics render inside held expression

Assuming each odd line is input I would like the even lines to be the output of the following lines. In the above the Graphics are inside ...
14
votes
4answers
472 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
320 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
2answers
767 views

How to make a parallel auto-generated .m package from Initialization cells?

according to the documentation at ref/InitializationCell, When you first save a notebook that contains initialization cells, you have the option to make a ...
14
votes
2answers
434 views

Defining symbol shortcuts in the Front End

I was wondering (because I could not find any documentation on this) if it is possible to do shorthand abbreviations for domains or could one define them? E.g. In[1]:= Element[p,Complexes] ...
14
votes
2answers
258 views

How can I access a variable in one evaluator from another evaluator?

I have two notebooks, each with a different kernel. Is there a way to grab the value of a variable in KernelA from KernelB?
14
votes
2answers
576 views

How to replace the style of the inline cell in a StyleSheet

I would like to change a StyleSheet in such a way that any text that is typed into the inline cell (the one created by Ctrl+9) is shown in a different font (e.g. the font of my choice). At present I ...
14
votes
2answers
214 views

What is the complete sequence of evaluations/transformations from submitting a cell to actual evaluation?

This question is inspired by that one. Reading it, I noticed that while (I think) I know what happens when entering an expression directly to the kernel (i.e. after typing ...
14
votes
1answer
453 views

How to Print to the Console

Background: Using the settings under Edit-> Preferences->Evaluation I can redirect all the Print statments to the console. What I'd really like to do is redirect just some specific ...
14
votes
1answer
495 views

Creating a cross referencing shortcut

I believe I have gather all the pieces of information I need to create what I want but yet I cannot make the connection. Let me start with the goal. Simple Cross referencing Let us start by creating ...
14
votes
1answer
249 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
368 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, ...
13
votes
5answers
817 views

Using DynamicModule variables outside the DynamicModule

Take the following example for hiding/showing a notebook through a Checkbox: ...
13
votes
1answer
870 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 ...
13
votes
5answers
279 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
2answers
426 views

Most influential and/or disrupting features introduced with new versions of Mathematica

This is something that has been bugging me for ages. With every upgrade, Mathematica has added new functionalities and amendend some of its bugs. In the process, though, some older functionality has ...
13
votes
1answer
225 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 ...
13
votes
1answer
251 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 ...
12
votes
3answers
2k views

Collapse a section of a huge function

Is there an elegant way of hiding/collapsing/folding only a portion of a function? If functions could span multiple cells, this would have been straight-forward!
12
votes
4answers
1k 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
4answers
604 views

How to automate a FrontEnd return?

I use some custom shortcut keys in KeyEventTranslations.tr. One is for the Delete All Output function: ...
12
votes
1answer
257 views

Automatically execute command after save

I want to run some code automatically after saving my notebook. Is there a $ variable or setting for this?
12
votes
2answers
623 views

How to set focus of a dialog window?

I have a dialog, which, when pops up, requests input from the user. How can I set the window up that the focus is on the InputField of the new window (i.e. the ...
12
votes
2answers
246 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 ...
12
votes
1answer
109 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?
12
votes
1answer
622 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 ...
12
votes
1answer
556 views

Customize front end to add notifications when evaluation finishes?

Is it possible to add some customization code to the front end, so that when all cells have finished evaluating, some user code can be run? Background: I'm currently running some Mathematica programs ...
12
votes
1answer
440 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, ...
12
votes
2answers
407 views

Copying Greek text from notebooks as unicode [duplicate]

Possible Duplicate: How to “Copy as Unicode” from a Notebook? How can I copy Greek text from notebooks as proper Unicode that can be pasted into other applications? If I type ...
12
votes
1answer
186 views

How to get an adaptive frame which fits auto-wrapped text? [duplicate]

When using the built-in Debugger, the breakpoints and the current step will be framed looks like this: My favorite part is, those frames are adaptive to the text when window width changing makes it ...
12
votes
0answers
376 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 ...
11
votes
4answers
3k views

How to change default notebook background color?

How does one change the default notebook background color?
11
votes
3answers
387 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 ...
11
votes
3answers
190 views

How to collect expressions from cells created by Print?

I have a notebook where evaluation of a certain cell produced hundreds of adjacent output cells using Print. I need to create a list containing all expressions from ...
11
votes
2answers
410 views

How can I overload autocompletion to work with full contexts?

I would like for the autocomplete feature to search through contexts, for example if I have a symbol named A`B`C`MyFunction, when I type A` and press "cmd + shift + k" it will complete it. Edit To ...