comfilehmi:log_viewer:index

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====== Log Viewer ======

The Log Viewer widget can be used to display the contents of a file in on the HMI screen.

{{ :comfilehmi:log_viewer:logviewerscreen.png?nolink |}}

After placing the Log Viewer widget on the screen, double-click it to open its properties window as illustrated below.  In the properties window, specify the path of the file to display.

//Storage Card// is the root of the SD card from within the HMI.

{{ :comfilehmi:log_viewer:log_viewer_path.png |}}

The Log Viewer will display the contents of the file.

{{ :comfilehmi:log_viewer:log_viewer_simulation.png |}}

===== Example =====

Create a global timer event with an associated Action to log to a file every 15 seconds.

{{ :comfilehmi:log_viewer:log_viewer_event.png |}}

Set the path of the file to log to and use the //Text Builder// to specify the text to write.

{{ :comfilehmi:log_viewer:log_viewer_action.png |}}

{{ :comfilehmi:log_viewer:log_viewer_text_builder.png |}}

Add a //Log Viewer// widget to the screen.

{{ :comfilehmi:log_viewer:log_viewer.png |}}

Double click the Log Viewer widget to open its properties window and specify the path of the file to read from.

{{ :comfilehmi:log_viewer:log_viewer_path.png |}}

Result.

{{ :comfilehmi:log_viewer:log_viewer_result.png |}}

====== Video ======

{{ :comfilehmi:log_viewer:logvideoeng.mp4?800x480 |}}

[[comfilehmi:index#widgets| Back to ComfileHMI]]

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