Questions relating to the dynamic family of functions in Mathematica, such as Dynamic, DynamicModule and Manipulate.
7
votes
1answer
159 views
Prevent interdependence of controls
My question is probably best illustrated with this small sample code:
...
2
votes
2answers
228 views
How to get dynamic results of the values in three InputFields
I have three InputField-s which have no initial value. I would like all InputFields to have a value in descending order and for ...
5
votes
1answer
172 views
How to get state of checkbox?
Please explain how to get state of checkbox for its usage in further calculations. And I want to keep the selection from session to session without external savings.
Thanks in advance
4
votes
3answers
165 views
Is it possible to replicate the “magic” of OptionPatterns[] with DynamicModule's local variables?
Creating richer interactive interfaces that are generated by a DynamicModule invariably requires more complex data structures and in particular, a larger argument ...
2
votes
1answer
53 views
`Trigger` autorunning when not supposed to
Recently I was trying to make something where one could vary the parameters and press play to see how the animation changed. However, when I tried running the code it would just start automatically. ...
9
votes
4answers
240 views
How are parameters evaluated for a Plot in Manipulate
I am trying to get my head around how Manipulate evaluates functions in a Plot. I have read the introduction to Manipulate, and introduction to Dynamic, but I still ...
0
votes
1answer
66 views
Retain values between sessions
This is a real newbie question, so apologies in advance for may seem a very dumb question ... I'm trying to understand the various ways in which information can be retained in a notebook between ...
2
votes
1answer
152 views
How can I change InputField value dynamically
I am storing the values from xlData to the result in a Grid form. I want when I change any of the value in any of the ...
16
votes
4answers
291 views
How to create Locator[] hierarchies?
I'd like to 'parent' Locators to one another, ideally organized in any arbitrary tree.
The simplest case: If I have two Locators, A and B, then moving A will move both together, but moving B will ...
4
votes
3answers
147 views
Dynamic[] and Print[] [duplicate]
Possible Duplicates:
Intermediate display similar to PrintTemporary
Estimating progress on plots
How to create a progress bar?
How to determine how much of a table is generated?
I'm ...
0
votes
1answer
79 views
Slow Dynamic Button Does Not Print [duplicate]
Possible Duplicate:
Why do buttons with ChoiceDialog freeze the front end?
Why is SystemDialogInput failing to return a save file path?
Evaluation inside Button stops after some seconds
I ...
2
votes
1answer
187 views
Can I create a dynamic number of rows in TabView through an iteration?
I have written code, with the help of stackoverflow of course, and I want to make it user friendly so that other people in my lab can use it. I'm playing with DialogCreate and similar functions. I ...
1
vote
2answers
122 views
How to compare the InputField values in For loop dynamically
I am using a For loop for printing five InputFields. The loop gets its values from the variable tx. I want to compare the values ...
4
votes
1answer
191 views
help with dynamic input
I'm trying to build a pop up window with i lines. Each line would read:
Number of neurons in layer 1:
Number of neurons in layer 2:
etc until layer i
The user would enter a numeric value on each ...
6
votes
1answer
193 views
Generating dynamic Inputfields
I want to create a bunch of input fields, four in this case, one for each element of the list "x", but since Dynamic has ...
5
votes
3answers
153 views
Creating a Tooltip that knows what platform is currently being used
I have Mathematica 8 on my PC. I also have a new Mac with CDF-player, but not Mathematica. I want a Tooltip that shows one thing if running on a PC, and something ...
7
votes
1answer
135 views
Asking for input in an event handler
Why won't
EventHandler["text", {"MouseClicked" :> (output = Input[];)}]
work?
When I click "text" the kernel hangs.
4
votes
3answers
103 views
17
votes
1answer
275 views
How can I interrupt Speak?
I want to use an event handler to stop speaking:
Speak[ExampleData[{"Text", "DonQuixoteISpanish"}]]
The only way I can stop this is by restarting mathematica!
2
votes
1answer
126 views
Multi-Selection dynamic menus
I'm looking to create dynamic menus with multiple options, and would allow multiple selections.
For example, mousing over an object (let's say a black circle of rad 1), a menu would popup at ...
4
votes
2answers
193 views
How can I emit a sound only during a mouseover?
Emitting a constant sound or note (no interruptions) for a fixed duration is easy, but a dynamic duration, not so easy.
3
votes
1answer
155 views
0
votes
1answer
166 views
how to dynamically change color of setterbar
I have a SetterBar with 3 values. I want that when I hover the cursor on any of the SetterBar value,it changes its color and ...
13
votes
1answer
396 views
Unique[] symbol not properly tracked
In a nutshell, why does this work (change y and see how the value updates)
...
2
votes
2answers
160 views
Dynamic lists as function arguments
Suppose I have a function that requires a list is as input. I.e.
f[list_]:=DoSomethingWithList
Now, if I pass a variable as Dynamic like this
...
5
votes
2answers
140 views
Creating a list of PopupMenus that dynamically update an element in a list
So as the title says I am trying to make a list where each element is determined by a users choice of an element in a PopupMenu.
My first attempt:
...
3
votes
1answer
320 views
Mathematica - Dynamic - ListPlot - baseline
I am performing baseline fitting to a raw dataset on a two-state equilibrium process. The process involves fitting the sigmoidal curve to an upper and lower linear baseline, and subtracting so that ...
3
votes
1answer
150 views
Using DynamicWrapper with multiple Dynamics with different TrackedSymbols
I have two variables A and B that are linked such that changes to one causes the other to be updated to the same value. However at each change I'd also like to know which variable cause the update to ...
16
votes
1answer
378 views
Mouse motion heat map - live visualization and analysis
Mouse motion heat map is an great way to study spatial attention distribution, styles of movement, reaction, etc. I am trying to design a code that visualizes such heat map. The requirements: 1) It ...
0
votes
2answers
495 views
Basic Dynamic Interface Programming that returns variables to nb functions
I have a dynamic module that contains some basic PopupMenu's and Buttons but also need to use the variables returned from these buttons and PopupMenu's in my nb functions outside of this ...
-5
votes
2answers
215 views
Controlling plots with sliders without using Manipulate
Why are the sliders in the following code not affecting the plot? (Without using Manipulate)
...
4
votes
2answers
525 views
Using a Slider to manipulate a Plot
Why does this work (displays the curve):
Graphics[Plot[Sin[x], {x, 0, Pi}]]
and this doesn't (no curve)
...
5
votes
3answers
175 views
How do you properly create Buttons to change dynamic variables using Table
In this example, I want a series of four buttons to change the value of a variable that is used dynamically to drive a plot. I am trying to figure out why using Table around the buttons causes a ...
4
votes
1answer
107 views
Using Dynamic with UpdateInterval and EventHandler Together
I've been having some difficulty with the aforementioned use of these three functions/options and would greatly appreciate some help.
I know that they're is probably an easy way of making a disk move ...
1
vote
2answers
244 views
Making a plotted curve interactive
Is it possible to make a plotted curve interactive in the sense that when hovering over it a line is drawn from the "hovered" point to one (or both) of the axes. I did do my homework, I just can't ...
17
votes
1answer
349 views
How can I effectively performance-profile Dynamics?
How to optimize performance-wise a complex dynamic expression (like a GUI) with lots of dynamically updated components, which require different update-frequencies?
I was hesitant to ask this question ...
8
votes
2answers
177 views
Two-sided slider getting stuck
I'm implementing a two-sided slider to be able to set upper and lower bound in just one slider:
The problem is that it can get stuck when both locators are at the far left:
And I'm unable to ...
6
votes
2answers
255 views
How can I make a list animation of images that fade in and out?
I'm not sure how to get a "fade in" effect.
6
votes
2answers
156 views
How to access off-cell mouse position inside an EventHandler?
Consider the following example. First, I print the dynamically updated value of the actual position of the mouse, then I print pt, which is the same but is only ...
4
votes
2answers
200 views
How can one popup menu be used to add another?
I'm trying to construct a GUI that changes depending on what's chosen in certain popup menu's. For example: The default state of the menu is condition one, but when the first PopupMenu is selected ...
4
votes
1answer
113 views
Evaluation inside Button stops after some seconds
I would like to trigger a long calculation inside a dynamic module with a Button. It seems that the evaluation stops without an error-message after some seconds.
I made a test outside the a dynamic ...
4
votes
4answers
406 views
How to change color dynamically?
I am new to Mathematica and want to change the FillingStyle Dynamically in this Plot. I want ...
8
votes
6answers
314 views
How to make text flash for a short period
How could I display text that flashed red for a half second or so and then reverted to black? (Or was put in bold and reverted to normal, etc.)
7
votes
1answer
187 views
How to create a multi-selectable setterbar with colored buttons
Background: consider the following code-snippet.
...
8
votes
1answer
76 views
How can I defer the loading of a PopupView control until it is used?
Background: I have several PopupViews of which the loadtime adds to the startup time of a program. To improve the perceived performance I want to defer the loading ...
49
votes
2answers
2k views
How to manipulate 2D plots?
When it comes to visual analysis, large datasets or data with intricate internal details often makes plotting in 2D useless, as the outcome is either just a fraction of the full dataset, or no details ...
6
votes
1answer
235 views
3
votes
2answers
149 views
Can't get DynamicModule[{..},..EventHandler[] ] working
This makes a slider to control the number of points. Click in the Graphics and the points slide over to where you click.
...
7
votes
2answers
164 views
Moving controls from Manipulate to a Palette ( or similar GUI object )
Consider the following snippet as a reference.
...
6
votes
1answer
123 views
How can I make sure all InputFields have values before processing a nb form?
This is a two part problem:
I have a form that accepts both numeric and text inputs, then runs a function using a "process" Button. The issue I'm having is users that forget to fill out all of the ...
