KB-36122: Creating an indexed chart.
Question: How can I create an indexed chart? Solution: To do so, follow these steps: 1. Create a Database. 2. Insert an XObject to store the device’s information. 3. Insert…
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Retrieving the DPI of an open screen at runtime.
Question: At run time, how can I retrieve the DPI of a screen open in an E3Viewer? Solution: To do so, you must write a script similar to the example…
KB-36216: Inserting objects into the Gallery.
Question: How can I insert objects in the E3 Gallery? Solution: There are two ways to do so: By creating an ElipseX (XControl or XObject) in a Library. Thus,…
Retrieving the resolution of an open screen at runtime.
Question: At run time, how can I retrieve the resolution of an open screen in an E3Viewer? Solution: To do so, you must write a script similar to the one…
KB-28698: Blank screens when opening an E3 application in an older version.
Question: Why are the screens of an application blank when they are open in a version of E3 that is previous to the one it has been developed? Solution: This…
Setting a TextBox to allow only numeric values.
Question: How can I set up a TextBox object to allow only numeric values? Solution: To do so, you must write a script in the TextObject’s Change event. For example:…
KB-36672: Rounding decimal places when saving values in a Database.
Question: How can I round the decimal places of the variables’ values when saving them in a Database? Solution: This is not recommended, but if you want to do it,…
KB-37699: Creating tables automatically when storing alarms.
Question: When storing alarms on the Database, does E3 create the tables automatically? Solution: Yes, it does. To do so, just click the Create Table button on the Alarm Server’s…
KB-26752: Working with the I/O Driver’s ShareServer property.
Question: How does the I/O Driver’s ShareServer property work? Solution: If this property is set to True, the driver shares its execution with the other I/O Driver objects that have…
KB-37200: Displaying a single register with the InTime and OutTime information in E3 Browser.
Question: How can I display the InTime and OutTime information from an alarm occurrence a single register in E3 Browser? Solution: To do so, we suggest that you use the…