Questions relating to the dynamic family of functions in Mathematica, such as Dynamic, DynamicModule and Manipulate.

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4
votes
1answer
248 views

Manipulate Plot and control variables using multiple controls

Here's a simple Manipulate example: ...
4
votes
1answer
158 views

Change CurrentValue of a key press

I was wondering if there is a way that I could change the value of a key press such as Shift, Ctrl, etc. Normally, when nothing is pressed, the CurrentValue will ...
5
votes
1answer
181 views

Using the keyboard to interactively and dynamically specify coordinates in a grid (a la Battleship board game)

In Mathematica, it is possible to create a Table or Grid of \[Placeholder] boxes. For ...
0
votes
2answers
153 views

Using Button to display dynamic graphics

I have a DynamicModule with several graphic elements. I would like to create a button which would change a parameter and re-run the entire module. Say that we have ...
12
votes
3answers
575 views

Logarithmic slider

Is it possible to create a logarithmic slider similar to this one that responds to a change of the variable value? That is, when the slider is moved, the variable value should update. When the ...
1
vote
0answers
86 views

Using Dynamic to import the chronologically newest file in a directory [duplicate]

Imagine that I have a device continually and sequentially saving files to a specified directory on a Windows machine (such as [E:\ExampleDir]). Call this device a camera with some proprietary drivers ...
0
votes
1answer
102 views

How to transform a DynamicModule into a Graphic

I am generating a graph through a custom function using DynamicModule: graph1 = customFunction[a] If I try to do: ...
10
votes
1answer
188 views

TimeConstrained dynamic change of maximum time

I would like to run a time consuming function: TimeConstrained[f[x],maxseconds] and be able to change maxseconds during running (increasing or decreasing max ...
9
votes
4answers
410 views

Graphics can't be live and editable

Is there a way to construct an interface so that the Code and the Graphics remain in sync? For example I would like to be able to drag/drop and move around different shapes in Graphic while seeing ...
1
vote
1answer
135 views

Whats is the real difference between this two examples of using Dynamic with Grid

the question is relatively simple I think. This is the first example of the code which works: ...
2
votes
2answers
187 views

Adding Dynamic functionality to a Graph

I would like to make the edges and vertices of a Graph interactive, a simple demonstration is to change their colors: ...
5
votes
1answer
146 views

DynamicModule variables that retain values during code reloading

At times I'll find myself building a some interface component where I want to have some localized dynamic variables, and while testing I might realize that some bit of the code needs to change, which ...
1
vote
1answer
90 views

Performing operations on function lists

I am exploring the use of Dynamic variables for the ViewPoint and ViewVertical options in a ...
0
votes
0answers
36 views

I'm definitely giving an integer, but I get Nest::intnm [duplicate]

I am attempting to make a small interactive plot that displays the plot of Cos iterated its times. Whenever I try to evaluate my ...
0
votes
0answers
202 views

Is it possible to create an event handler for changes in values of variables?

I am creating a networking application in Mathematica that runs a non-stop simulation, and periodically receives new information from the remote server that affects the simulation. Whenever values ...
10
votes
1answer
196 views

Why is my rasterized graphic blank?

Consider the following code: ...
6
votes
3answers
207 views

Displaying a locator that moves smoothly and updates some dynamic variables

I want to select a point on a graph and display a function of the coordinates value. Asking here a related question I learned to use Setting. Consider the example, where I display the coordinate ...
1
vote
2answers
183 views

Locator following other locator in DynamicModule

I'm trying to create a dynamic environment where I specify, using two locators, the initial condition (position (x,y) and velocity angle (alpha)) of a 2D particle. To simplify, I'm assuming the ...
14
votes
1answer
243 views

Dynamic and LibraryLink: dynamic visualization of a simulation

I am asking this question to save some time and I am expecting answers only from people who have tried something like this before. (I realize that I could just try it and see if it works, but that ...
2
votes
3answers
278 views

How to Export the current graphic state of a dynamic module?

After manipulating the graphics in a dynamic module like this: Synchronizing manual rotations for multiple Graphics3D outputs? How do I get at the current graphic so that I can Export the image? ...
4
votes
1answer
224 views

Dynamic legends involving show

My question is how do I get dynamic legends (legends that turn data on/off) to work with Show? This is an extension of an old question here; How to dynamically toggle curves on/off in a crowded ...
1
vote
2answers
199 views

TabView: Reset some dynamic variable on tab selection

Given a TabView panel like this one TabView[{ DynamicModule[{x = False}, {Checkbox[Dynamic[x]], Dynamic[x]}], "foo"}] I ...
2
votes
2answers
226 views

Create list via checkboxes

I am trying to achieve the following: Three (dynamically updated) Checkboxes (a, b and c) can be toggled on or off individually. Depending on their status, a ...
1
vote
0answers
60 views

Abridging Lists of Equations within NDSolve, Manipulate [duplicate]

I have a pretty little NDSolve function that I've finally decked out with manipulatable (by sliders) coefficients, which changes the graph in real time. However, I ...
33
votes
2answers
627 views

How safe is the use of Block and Internal`InheritedBlock

For many questions on this site answers are given which suggest to use Block and, especially for more advanced topics, ...
4
votes
1answer
91 views

Question about usage of Style as Dynamic object

I saw a Dynamic snippet in this answer, which wrote ...
8
votes
2answers
1k views

Dynamic graph visualisation using JLink/Java and GraphStream

Visualising the addition of new nodes and edges to a graph to 'watch it grow' is to something Mathematica is not suited to by default. However this type of animation really helps convey the emergence ...
0
votes
1answer
144 views

Dynamic Updating CreateDialog Problem

In this code, one cannot close the dialog window: {TogglerBar[Dynamic[x], Range[5]], Dynamic[x], Dynamic[CreateDialog[x]]} If I use ...
3
votes
1answer
122 views

Comparing data sets with fade transitions (Code speed-up)

I am using the utility below for data comparison. However, with my real (more complex) charts the processing is quite slow, so setting the Pause time under ...
5
votes
2answers
838 views

Equivalent of MATLAB's “hold on” function

I'm making an animation where the number of iterations is known. I tried using Dynamic, as I prefer updating in real time over generating data before plotting. I ...
0
votes
1answer
143 views

Labelling Curves Using ListLogLinearPlot within DynamicModule (So Close)

I currently have a large number of time-series datasets in the form where the name and time-series transposed data, so I have a list of lists of names for datasets and their time-dependant data. The ...
4
votes
2answers
128 views

Refresh dynamic variable when used with Get

I came across this issue with a more complicated program I was working on. Suppose we have a volatile variable data: ...
1
vote
2answers
104 views

Automatically evaluating related cells

I have the cells: In[1]:= l = 2 + 2; In[2]:= l >= 5 After evaluating them: Out[2]:= False Is there a way to evaluate ...
12
votes
1answer
411 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, ...
2
votes
1answer
86 views

How can I find ,Which InputField was recently updated?

I have 4 InputFields.I want to find which InputField was recently Updated out of all ...
4
votes
2answers
155 views

Cusom PopupMenu file selector

Lately I come across what I think not uninteresting problem which is a good exercise for the usage of Dynamic. Assume you have files in a directory structure (a ...
0
votes
1answer
221 views

How to display data in a Dynamic Pane?

How to display data in a Dynamic Pane without exponents? Some data: data = Range[1, 1000]; Slider data has to be added to data: ...
3
votes
2answers
148 views

Interactively Manipulate Code

Bear with me, I'm a noob; I simply want to create a radio button bar that selects whether I want to add or subtract two numbers: ...
1
vote
3answers
275 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 ...
4
votes
1answer
148 views

How can I monitor and detect when a website has changed?

I'd like to detect when a website has changed, in particular when new products are announced on a site that doesn't change to often. Here's the code I wrote but I don't think it is perfect. Also the ...
1
vote
1answer
57 views

Is SynchronousUpdating->False supposed to make this simple Dynamic example work?

x = 0; Dynamic[{x, Button["+1", Pause[6]; x++]}, SynchronousUpdating -> False] The documentation states that Dynamic and Manipulate will abort synchronous ...
2
votes
2answers
317 views

How to prevent errors in Manipulate with ListPlot when a result is an empty list?

I am trying to plot two lists, where one is the reference list, and the other is only used to select and highlight the first list. Basically, I want to use the selection list ...
4
votes
1answer
152 views

Automatically tracing and keeping ViewPoints in a list while manually rotating 3D graphics

I will need to make a video from the manual rotation of a 3D graphics. In order to do this, I will need to record the set of all view points that I made during rotation. There is method that we can ...
4
votes
1answer
132 views

Using the mouse coordinates to index a matrix

I would like to "write" on to a matrix using the mouse. That is, I would like to use the integer value of Locator coordinates (p) to index a matrix. Then, if the mouse button is down, write a 1 in ...
6
votes
2answers
135 views

Making ColorSetter work like a PasteButton

I might be missing something obvious here. I am building a palette for constructing code to make certain graphics. The idea is that my colleagues can click buttons instead of having to know the right ...
-3
votes
1answer
166 views

How can you show data in a CDF Animate Graphic?

I want to show (dynamically) the curvature and torsion in a CDF to understand the quantitative measure of any points. Do you know what I have to do to show data in a ...
3
votes
0answers
64 views

Non-preemptive evaluation of a dynamic function? [duplicate]

I want to monitor a long calculation that is triggered by the release of a Slider. While one can indicate running calculations when the main evaluation loop is ...
2
votes
1answer
163 views

Combining two notebooks

I have a notebook which contain all the variables and defined functions. I want to do two tasks. As an example, I want to find the density and energy which have equations in terms of above mentioned ...
5
votes
2answers
279 views

How to dynamically update Locator[] constraints?

I need to visualize Menelaus' theorem for a triangle with moving locators for each of six points. So the vertexes of the triangle can move in any possible way, and the three points on the sides of the ...
4
votes
2answers
278 views

How can I change a Slider's appearance?

I am using Mathematica 9.0 and Windows 7. I want to create a Slider that looks like the following: I tried the following: ...