Value Editors
/data-model-editor/value-editorsHere you can find the full list of editors and choose any you need in your work with Data Model:
Processing custom value editors in EasyQuery JS
/how-to/custom-value-editorHere you can find tips how to value editor setup and how to value editor widget
Processing custom value editors in EasyQuery JS
/how-to/processing-custom-value-editors-in-easyquery-jsFirst, of you will need to assign a custom (user-defined) value editor for some attribute or operator in your data model. You have to ways to do it: Run Data Model Editor (DME). Select an entity attribute which you want to assign custom value editor to. You can add a custom editor to any entity attribute in your model at run-time. Here is an example of very simple value editor in TypeScript.
Setup custom value editor — WinForms
/how-to/custom-value-editor-winformsHere you can find all steps you need to perfom
Introduction to value editors
/fundamentals/about-data-editorsFor example, value editor allows you to define a list of available values - so your users will be able to select the value from a drop-down list. "Custom list" value editor raises an event which can be processed either on the client-side or on the server. All other editions of EasyQuery (WinForms, WebForms, WPF or Silverlight) has ListRequest event in QueryPanel control which is raised when a user adds an attribute (or operator) with Custom List or SQL list value editor assigned to that attribute/operator. Here we show how you can filter the returned list according to the value specified for some other attribute. If such condition is defined - we get the value (country code) from it and use that value as a filter for the list of regions.
About Data Model Editor
/data-model-editor/aboutHere you can find detailed information about this instrument and guideline, how to use it to perform all needed tasks.
Customizing common SQL clauses
/how-to/customizing-common-sql-clausesThis article is about settings for adding different options to the whole query (like DISTINCT, LIMIT, etc)
How to setup SQL LIST value editor in WinForms app
/how-to/SQL-LIST-value-editor-in-winforms-appStep-by-step instruction how to setup SQL LIST value editor.
Customizing SQL query formats
/how-to/customizing-sql-query-formatsDetailed instruction with various examples of how to operate with different query formats.