Stuart MacGregor

Last seen: etwa 2 Jahre vor | Aktiv seit 2023

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quiting a GUI app using "delete(app)" in a callback causes inverted graphics in subsequent use. Is there a better way to quit?
I am using a class which can spawn a GUI to display and interact with a 2D image. This class is invoked by another GUI app. I ...

etwa 2 Jahre vor | 0 Antworten | 0

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if a set of pushbuttons use the same callback function, can I distinguish which one called?
Posting here gets me to find the answer myself! After some experimentation: The event.Source object is the button object being ...

etwa 2 Jahre vor | 1

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Frage

if a set of pushbuttons use the same callback function, can I distinguish which one called?
I want to do something similar for a set of buttons. Can I identify the calling button by some data in the event parameter of t...

etwa 2 Jahre vor | 1 Antwort | 0

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On run within the App Designer, I get the message: - "Unrecognized function or variable 'VideoSignal.empty'. In base workspace"
The VideoSignal class had a syntax error (typo). Still, I would have expected a more useful error message from the app builder ...

etwa 2 Jahre vor | 0

Frage

On run within the App Designer, I get the message: - "Unrecognized function or variable 'VideoSignal.empty'. In base workspace"
VideoSignal is a (handle) class which is defined in the app as a property. It does not have any empty method or variable, and n...

etwa 2 Jahre vor | 1 Antwort | 0

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Frage

seems like a handle class nesting bug
classdef IqReader < handle properties fid=0 end ... end classdef InReader < handle properties ...

mehr als 2 Jahre vor | 1 Antwort | 0

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Beantwortet
image upside down (including axis labels etc) using App designer: same code OK outside GUI
shut down matlab and opened it again, and it all works! Some internal matlab state bug.

fast 3 Jahre vor | 0

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image upside down (including axis labels etc) using App designer: same code OK outside GUI
No, just called : app.data.classname.function(app.UIAxes) in the draw() callback, and the class method calls image(ax,C), where ...

fast 3 Jahre vor | 0

Frage

image upside down (including axis labels etc) using App designer: same code OK outside GUI
Using image(app.UIAxes,C) in draw() callback. ComponentBrowser/Axes/Rulers/YDir setting makes no difference. Changing YDir afte...

fast 3 Jahre vor | 1 Antwort | 0

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