Unplanned
Last Updated: 09 Oct 2020 10:36 by ADMIN
Marco
Created on: 09 Oct 2020 10:36
Category: ComboBox
Type: Feature Request
2
ComboBox to select all text when clicking in it to type

Would be fine if when you click on a filterable combobox the whole text in it will be selected, so you can click and start digit new text filter without delete the old text before.

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ADMIN EDIT

This should probably be behind a flag to keep the original behavior.

At the moment, you can achieve it with a bit of JS to focus and select all the text:

 

    <script>
        function selectAllText(parentElem) {
            let input = parentElem.querySelector(".k-input");
            if (input && input.focus) {
                input.select();
            }
        }
    </script>

 

Which you can call with the approach from this article:

 

@inject IJSRuntime _js

@SelectedValue
<br />

<span @onfocusin="@SelectAllText" @ref="@spanRef">
    <TelerikComboBox Data="@Data"
                     Filterable="true" FilterOperator="@StringFilterOperator.Contains"
                     Placeholder="Find product by typing part of its name"
                     @bind-Value="@SelectedValue" 
                     TextField="ProductName" ValueField="ProductName" AllowCustom="true">
    </TelerikComboBox>
</span>

@code {
    ElementReference spanRef { get; set; }
    async Task SelectAllText()
    {
        await _js.InvokeVoidAsync("selectAllText", spanRef);
    }

    public List<Product> Data { get; set; }
    public string SelectedValue { get; set; }

    protected override void OnInitialized()
    {
        List<Product> products = new List<Product>();
        for (int i = 0; i < 20; i++)
        {
            products.Add(new Product()
            {
                ProductId = i,
                ProductName = $"Product {i}"
            });
        }

        Data = products;
        base.OnInitialized();
    }

    public class Product
    {
        public int ProductId { get; set; }
        public string ProductName { get; set; }
    }
}

 

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