Questions tagged [inputfield]

Questions about the Mathematica control type InputField.

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1answer
24 views

"How to create an auto updated FieldCompletionFunction

I'd like to have an InputField with "dynamic" word autocompletion from a list : if I start to type some letters in the field I want the autocomplete suggestion updated. To do that I use the following ...
3
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1answer
54 views

Updating a Dynamic variable based on another variable's change

In a dynamic interface, I am using a custom replacement for InputField that tracks two things separately: The value of the variable that is input. The boxes that ...
5
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1answer
135 views

InputField, PasteButton, and Check not playing nicely with each other

Context Added to End In a previous question, I was looking for a way for an InputField to maintain the input structure of expressions so as to allow the user's ...
3
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2answers
50 views

Having three Control Objects for the same Dynamic variable which can override eachother

I'm creating an application with Dynamics for calculating and plotting circular orbits. It allows the user to set a custom radius, giving them an option to either use an InputField as well as a ...
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0answers
46 views

Input field with a value that persists between sessions

Ultimately, I would like to have input field that will remember in front-end its last session value, while its related variable should not be local and should be dynamic. Input field will be put in a ...
1
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2answers
60 views

InputField with Boxes-held formatting fails inside Dynamic

This is an outgrowth of an earlier question. I have an extensive user interface that has InputFields that I want to hold their specific structure as input by the user (e.g., keeping scientific ...
5
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1answer
97 views

Hold[Expression] (or similar) in InputField that truly holds the input unmodified

I am trying to design a user interface where the specific form that the user enters in InputFields are left unchanged. For example, if the user puts in a number in scientific notation, it would be ...
1
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0answers
43 views

How to create and name variables using Manipulate and InputField?

I have a function F(x1,x2,...,xi;y1,y2,...,yj) such that the xi are the variables and the yj are other parameters (as constants) of the same function. I need that: ...
4
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1answer
69 views

Dynamic InputField with syntax highlighting?

I'm trying to create a notebook where a user can enter a Mathematica expression, and its syntax is analyzed (number of tokens, compressed size, etc.). Trying this answer, ...
3
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3answers
147 views

Local variables in DynamicModule affected by outside evaluation

I was trying to use DynamicModule to create a Input cell that contains a variable assignment, where the variable name is given ...
4
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1answer
81 views

Hide part of a CompoundElement in a FormPage

I have a FormPage I am working on that uses CompoundElement to structure the output. In most cases, I want the user to be able ...
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0answers
47 views

FieldCompletionFunction consumes a lot of CPU in Graphics

The output of this code consumes a lot of CPU. Graphics@Inset@InputField[1,FieldCompletionFunction->({"a","b"}&)] I found this occurs when ...
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0answers
27 views

How to open consecutive dialogs [closed]

I am new using mathematica so I would really appreciate your help. I want to open this dialog: ...
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1answer
51 views

How do I size a Manipulate input field when using Control?

I'm building a Manipulate object and I need to reduce the width of the input fields for improved usability. I've tried everything I can, and I don't seem to be able to get it. Everything points to ...
1
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1answer
84 views

InputField enabled or disabled with two dynamic variables

Dynamic has been really useful for me but it is as well not easy to understand also. I am doing a calculation where I want some of the input fields enabled or disabled depending on where I am in the ...
2
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1answer
95 views

How to save values in dynamic fields?

I created a notebook with this line: Grid[{{InputField[Dynamic[x]], Dynamic[x^2]}}] Then, I filled a certain value instead of "x". Then, I closed Mathematica ...
1
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1answer
47 views

Is it possible to add a title to the inputfield

I was wondering if it is possible to add a title to InputField As far as I know, you can only add a FieldHint, this one will disappear however as soon as the ...
3
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2answers
112 views

Colour panel upon condition of an input field

I have something like a "mortgage calculator", and I now want to colour the panel depending on the inputs that the user has made in my input fields. This would be the code: ...
5
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1answer
88 views

How to speed up a text search widget?

I have an InputField that searches a predefined list for matching strings and displays them in a TextGrid. But when the list is ...
2
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2answers
167 views

Changing threshold for scientific notation from 10^6 so that InputField display is uniform

Related to but different from this question. I'd like my InputField to display scientific notation not only for numbers larger than one million, but also for ...
0
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1answer
41 views

Operations with list of numbers via InputField

How do you input a list of numbers via InputField and immediately generate their sum (or whatever other operation involving a list of numbers) underneath. I've ...
1
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2answers
77 views

ToExpression with variable from InputField won't work

My code looks like this: Column[{InputField[Dynamic[x], String, ContinuousAction -> True], ToExpression[Dynamic[x]], Dynamic[Head[x]]}] When I intentionally ...
2
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3answers
1k views

Dynamically filling matrix with a[[n,m]] = 1/a[[m,n]]

I'm building a square matrix, with 1s on the diagonal and elements in U the inverse of elements in L, which are random integers drawn from the sequence 1, ..., 9. Given the nature of the problem I ...
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0answers
48 views

Manipulating Input Fields/Inputting Single Letters (Edited)

I'm curious whether if there is a method of creating InputFields that are similar to this: I am currently attempting to create a crossword puzzle that has an interface like this, and I found it ...
1
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1answer
68 views
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1answer
257 views

Detect when InputField gets keyboard focus

How might I detect when an InputField comes into focus? For example ideally something like this would work. ...
1
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1answer
85 views

How to make InputField admit multiple entries

Is there a way to make InputField[] compatible with RepeatingElement or a similar scheme of user interaction? The idea is to ...
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2answers
80 views

How can I fix this output?

The following segment of code is part of a project I am making and therefore I cannot show all the code. I hope the one below is enough. The input is ...
5
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2answers
119 views

Must Run Cell Twice to Display Values

Bug introduced in 8 or earlier and fixed in 9 What is going on here? Print[InputField[]] CellPrint[TextCell["my\"text", "Text", ShowStringCharacters -> True]] ...
4
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1answer
92 views

Automatically updating input or inputfield

Is it feasible to make an input field, that or similar functionality, that could be constantly updated while typing or editing, without clicking Enter button? The example is as follows: ...
5
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2answers
327 views

How use TraditionalForm input in InputField?

Inside a Manipulate, I'd like one of the controls to be an InputField and to allow the input entered to be in traditional form. ...
3
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1answer
87 views

Toggle frame color and label on input field

I am attempting to mock up a (somewhat poorly designed) user interface that has input fields that when required AND when the user tries to click OK, changes so that they are outlined in red and show ...
21
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5answers
1k views

How can I make an InputField with a proper newline/carriage return?

The return key does not work as expected in an InputField, how can I overcome this?
14
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3answers
721 views

Palette with editable InputField

I need a Palette with editable InputField. When I try the code ...
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0answers
29 views

Enter text with newlines in Inputfield [duplicate]

With InputField we can enter strings or numbers etc. I would like to input a piece of text including newlines, tabs etc. How can I do this? With standard: ...
3
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0answers
71 views

Inputfields with FieldCompletionFunction keeps list active in previous field

I would like to have three inputfields with each their own fieldcompletion list in a row. After choosing an item in the first inputfield (with arrow down followed by an Enter) I want to go to the next ...
6
votes
1answer
182 views

Giving the input focus to a particular input field

A couple of versions of Mathematica ago there was discussion of how one can set focus on a particular input field: How to set focus of a dialog window? http://community.wolfram.com/groups/-/m/t/...
7
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2answers
684 views
3
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1answer
74 views

How do I do calculations with data from user input?

I'm pretty new to mathematica and I'd like to create a little program that takes user input as variables which it then uses to do some calculations. I have the following code: ...
0
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1answer
143 views

InputField - use later as a function

This is my attempt at trying to write code to do the following. I want the user to Input the function - I then want to create a new function called g[x_] that I can use later to do things like ...
5
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0answers
137 views

InputField GUI Glitches

Has anyone observed the following GUI glitches in Mathematica (see screenshots below)? I have noticed this beginning to occur from Mathematica 10 onwards. I've only tested their occurrence with the <...
0
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2answers
211 views

How do I create a n*n matrix with a Do loop? [closed]

I'm trying to create an n*n matrix that would follow this criteria ...
1
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3answers
187 views

how to ask for user defined function using manipulate

Probably this has been asked before, but I could not find an answer. I am trying to create an interactive applet using "Manipulate" that works with a user defined function. I would like to have an ...
5
votes
1answer
125 views

Is there a way to configure the Ask function so that input fields can be optional?

I see that FormFunction includes settings that could work, but I can't seem to find any way to get it to work within the "Ask" framework. Related: https://reference.wolfram.com/language/tutorial/...
0
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1answer
230 views

HoldForm, ReleaseHold for inputfield

I am working on creating a CDF file for a calculation where I do high-precision evaluation of functions such as N[func,40]. I wrote a Module that takes user function and rationalize it, this way I ...
6
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1answer
573 views

InputField closer to html TextArea experience

Edits are marked in bold: How do I make an InputField that behaves just like the following HTML Textarea example. Specific Features that are ideal: Text box, ...
1
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1answer
367 views

Input Matrix using Table and InputField [duplicate]

I'm trying to make a square matrix of InputFields, where the size is dependent on what the user chooses. Each cell should be independent of each other. Here's ...
-1
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1answer
64 views

InputFields not working updating properly when in a CDF

I have made a calculator and embedded it on my website. It consists of several InputField boxes for inputting equations (x, x^2, 1+x ...). It functions as the notebook does except when the input gets ...
1
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1answer
82 views

Run-time user input

A question about run-time data input. I have a notebook that scrapes data from a web site that presents new data every day on a new web page, e.g.: ...
0
votes
1answer
285 views

How to compute values only if input fields are filled?

In the following code how can I keep the DynamicModule from computing values if the input values are not all filled? If I don't specify default values it will show the code used to compute the values ...