Writing alarms and interlocks in PLC programs

While analizing the process that you have to automate you always have many conditions to respect for the safeness of the equipments, of the operators and of the process itself. What is an Alarm An alarm is a condition of non-safe state of the machine. Depending on the impact on ...

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WPF Themes and theme switcher class

You can find an updated collection of themes for WPF application here. This class contains also a test project where you can see how to switch themes based on a combobox and how to apply those themes. It’s a must have for a GUI developer.

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WPF Touch Keyboard

As i previously did with Keypad, i rewrote the code of the for a WPF touch keyboard based on Wosk project on Codeplex. This keyboard both support upper and lower case letter, it’s completely sizable and it’s good-looking. I packed this together with keypad for convenience, and you can download ...

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WingDings fonts

This is a font available in Visual Studio where you can find some interesting graphics, like “Enter button”: From wikipedia: WingDings 1: WingDings 2:

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WPF and multithread: debugging with Console

You can download the sample here: https://www.mesta-automation.com/Downloads/multithread.rar With WPF it’s almost a must to use multiple threads to keep the User Interface responsive, and debugging them can be a problem when they are complex. Usually i debug the background threads with the Console, while keeping the Main Window visible, like in ...

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Keypad for WPF applications with touch-screen

This is a keypad that i often use in my applications. You can download the source code and a sample application from here:https://www.mesta-automation.com/Downloads/keypad.rar The original graphic and concepts has been taken from here: http://wosk.codeplex.com/ (check for the latest source code) and this control comes with the original license attached (it’s a free ...

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WPF Gauge with samples

Get the latest source for CircularGauge.dll with samples from my github repository. As i mentioned in an earlier post i often use EvelynT Gauge for my industrial software. Because of the limits of the original source code i made some changes to scale it automatically, to use databinding on min-max values ...

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