Re: automating GUI with java robot on Octave

[siko1056]

Erdem Pulcu wrote
> Dear Members,
> 
> I am trying to implement a function which was working perfectly fine in
> Matlab, and I am trying to implement the same in Octave. I am using a
> Windows 10 PC with Octave 4.2.1.
> 
> Initially when I was installing the Octave for the first time it
> complained that JRE were not installed, but I fixed this issue by
> installing and rebooting the program, so it doesn't flag this up anymore.
> 
> The Matlab code that I want to run on Octane is below, it should implement
> some mouse clicks on a GUI in an automated fashion.
> 
> robot = java.awt.Robot;
> screenSizes = get(0, 'MonitorPositions');
> store(loops,2)=zeros;
> 
> for i=1:loops
> 
> %Mouse to upper left of primary monitor
> robot.mouseMove(1, 1)
> 
> %Mouse to center of primary monitor
> robot.mouseMove(mean(screenSizes(1,[1 3])),mean(screenSizes(1,[2 4])))
> 
> %Mouse to hardcoded point 200 pixels down and 500 pixels to the right
> robot.mouseMove(500, 200)
> 
> 
> robot.mouseMove(170,85);
> pause(1.5)
> import java.awt.Robot;
> import java.awt.event.*;
> mouse = Robot;
> 
> %[rest of the code is not relevant so deleted for simplicity]
> 
> end
> 
> when I run the script Octave says in the command window
> error: 'java' undefined near line bla bla bla
> 
> This GUI automation is very crucial thing for me, so I highly appreciate
> any recommendations (please give step by step details, as I am not so
> familiar of using Octave or Java, although fairly ok with Matlab)
> 
> Looking forward to hear from you all
> 
> Erdem

Dear Erdem,

The java support in Octave isn't as "native", as in Matlab. You cannot
instantiate a Java class using "robot = java.awt.Robot", but "robot =
javaObject ('java.awt.Robot');" works in both Octave and Matlab.

See [1] for details.

HTH,
Kai

[1]:
https://www.gnu.org/software/octave/doc/interpreter/How-to-use-Java-from-within-Octave.html#How-to-use-Java-from-within-Octave



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