Enterprise-level component library based on Bootstrap and Blazor

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InputNumber

Only standard numeric values are allowed, and custom ranges and other advanced features are supported

The Numer numeric type displays a text box, and the mobile side automatically pops up the numeric keypad

Demo

Set the Max Min to control the range of value intervals 1-10

Demo

Set the ShowButton parameter to control whether the buttons are displayed to increase or decrease

Demo

This example sets a maximum of 10 minimum value of 0

Set the Step parameter to control the increase or decrease in steps

Demo

The step defaults to 1

The step defaults to 1

The step defaults to 1

Set the Color parameter to customize the button color

Demo

Show button

No button

This component uses generic support the underlying data type int short long float double decimal

Demo

When you set the IsDisabled property value to true, the component suppresses input

Demo

When a component binds in both directions, it automatically determines whether label text is displayed based on the conditions

Demo

The pre-label explicit rules are consistent with the BootstrapInput component of the > of the [The portal]

Bidirectional binding displays labels
Bidirectional bindings do not display labels
Custom DisplayText

Attributes

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@page "/inputnumbers"
@inject IStringLocalizer<InputNumbers> Localizer

<h3>InputNumber</h3>

<h4>Only standard numeric values are allowed, and custom ranges and other advanced features are supported</h4>

<DemoBlock Title="Basic usage" Introduction="The <code>Numer</code> numeric type displays a text box, and the mobile side automatically pops up the numeric keypad" Name="Normal">
    <div class="demo-inputnumber">
        <BootstrapInputNumber Value="@BindValue" IsSelectAllTextOnFocus="true" />
    </div>
</DemoBlock>

<DemoBlock Title="Interval limit usage" Introduction="Set the <code>Max</code> <code>Min</code> to control the range of value intervals 1-10" Name="Range">
    <div class="demo-inputnumber">
        <BootstrapInputNumber Value="@BindValue" Max="10" Min="1" />
    </div>
</DemoBlock>

<DemoBlock Title="Control button" Introduction="Set the <code>ShowButton</code> parameter to control whether the buttons are displayed to increase or decrease" Name="ShowButton">
    <p>This example sets a maximum of 10 minimum value of 0</p>
    <div class="demo-inputnumber">
        <BootstrapInputNumber ShowButton="true" Value="@BindValue" Max="10" Min="0" />
    </div>
</DemoBlock>

<DemoBlock Title="Custom steps" Introduction="Set the <code>Step</code> parameter to control the increase or decrease in steps" Name="Step">
    <div class="demo-inputnumber">
        <p>The step defaults to 1</p>
        <BootstrapInputNumber ShowButton="true" Value="5" Color="Color.Danger" />
    </div>
    <div class="demo-inputnumber mt-3">
        <p>The step defaults to 1</p>
        <BootstrapInputNumber ShowButton="true" Value="10" Step="10" Color="Color.Success" />
    </div>
    <div class="demo-inputnumber mt-3">
        <p>The step defaults to 1</p>
        <BootstrapInputNumber ShowButton="true" Value="0.5" Step="0.1" Formatter="@Formatter" Color="Color.Warning" />
    </div>
</DemoBlock>

<DemoBlock Title="Color" Introduction="Set the <code>Color</code> parameter to customize the button color" Name="Color">
    <p>Show button</p>
    <div class="row g-3">
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber ShowButton="true" Value="10" Color="Color.None" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber ShowButton="true" Value="10" Color="Color.Primary" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber ShowButton="true" Value="10" Color="Color.Success" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber ShowButton="true" Value="10" Color="Color.Info" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber ShowButton="true" Value="10" Color="Color.Warning" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber ShowButton="true" Value="10" Color="Color.Danger" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber ShowButton="true" Value="10" Color="Color.Dark" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber ShowButton="true" Value="10" Color="Color.Secondary" />
            </div>
        </div>
    </div>
    <p class="mt-3">No button</p>
    <div class="row g-3">
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="10" Color="Color.None" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="10" Color="Color.Primary" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="10" Color="Color.Success" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="10" Color="Color.Info" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="10" Color="Color.Warning" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="@BindFloatValue" Color="Color.Danger" FormatString="#.##" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="@BindDoubleValue" Color="Color.Dark" FormatString="#.##" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="@BindDecimalValue" Color="Color.Secondary" FormatString="#.##" />
            </div>
        </div>
    </div>
</DemoBlock>

<DemoBlock Title="Data type" Introduction="This component uses generic support the underlying data type <code>int short long float double decimal</code>" Name="DateType">
    <div class="row g-3">
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="@BindShortValue" DisplayText="Short" ShowLabel="true" ShowButton="true" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="@BindValue" DisplayText="Int" ShowLabel="true" ShowButton="true" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="@BindLongValue" DisplayText="Long" ShowLabel="true" ShowButton="true" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="@BindFloatValue" DisplayText="Float" ShowLabel="true" ShowButton="true" FormatString="#.##" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="@BindDoubleValue" DisplayText="Double" ShowLabel="true" ShowButton="true" FormatString="#.##" />
            </div>
        </div>
        <div class="col-12 col-sm-6">
            <div class="demo-inputnumber">
                <BootstrapInputNumber Value="@BindDecimalValue" DisplayText="Decimal" ShowLabel="true" ShowButton="true" FormatString="#.##" />
            </div>
        </div>
    </div>
</DemoBlock>

<DemoBlock Title="Disable" Introduction="When you set the <code>IsDisabled</code> property value to <code>true</code>, the component suppresses input" Name="Disabled">
    <div class="row g-3">
        <div class="col-12 col-sm-6">
            <BootstrapInputNumber Value="10" IsDisabled="true" />
        </div>
        <div class="col-12 col-sm-6">
            <BootstrapInputNumber Value="20" IsDisabled="true" ShowButton="true" />
        </div>
    </div>
</DemoBlock>

<DemoBlock Title="The label is displayed" Introduction="When a component binds in both directions, it automatically determines whether label text is displayed based on the conditions" Name="ValidateForm">
    <p>The pre-label explicit rules are consistent with the <code>BootstrapInput</code> component of the > of the <a href=inputs'>[The portal]</a></p>
    <Divider Text="Bidirectional binding displays labels" Alignment="Alignment.Left" style="margin: 2rem 0;"></Divider>
    <ValidateForm Model="@Model">
        <BootstrapInputNumber @bind-Value="@Model.Count" ShowLabel="true" />
    </ValidateForm>
    <Divider Text="Bidirectional bindings do not display labels" Alignment="Alignment.Left" style="margin: 2rem 0;" />
    <BootstrapInputNumber @bind-Value="@Model.Count" ShowLabel="false" />
    <Divider Text="Custom  DisplayText" Alignment="Alignment.Left" style="margin: 2rem 0;"></Divider>
    <BootstrapInputNumber @bind-Value="@Model.Count" ShowLabel="true" DisplayText="Customization" />
</DemoBlock>

<AttributeTable Items="@GetAttributes()" />
// Copyright (c) Argo Zhang (argo@163.com). All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
// Website: https://www.blazor.zone or https://argozhang.github.io/

using BootstrapBlazor.Shared.Common;
using System.Collections.Generic;

namespace BootstrapBlazor.Shared.Samples;

/// <summary>
/// 
/// </summary>
public sealed partial class InputNumbers
{
    /// <summary>
    /// 
    /// </summary>
    public int BindValue { get; set; } = 5;

    /// <summary>
    /// 
    /// </summary>
    public sbyte BindSByteValue { get; set; } = 10;

    /// <summary>
    /// 
    /// </summary>
    public byte BindByteValue { get; set; } = 10;

    /// <summary>
    /// 
    /// </summary>
    public long BindLongValue { get; set; } = 10;

    /// <summary>
    /// 
    /// </summary>
    public short BindShortValue { get; set; } = 10;

    /// <summary>
    /// 
    /// </summary>
    public double BindDoubleValue { get; set; } = 10;

    /// <summary>
    /// 
    /// </summary>
    public float BindFloatValue { get; set; } = 10;

    /// <summary>
    /// 
    /// </summary>
    public decimal BindDecimalValue { get; set; } = 10;

    private Foo Model { get; set; } = new Foo() { Count = 10 };

    private static string Formatter(double val) => val.ToString("0.0");

    private IEnumerable<AttributeItem> GetAttributes()
    {
        return new AttributeItem[]
        {
                new AttributeItem() {
                    Name = "Value",
                    Description = Localizer["Att1"],
                    Type = "sbyte|byte|int|long|short|float|double|decimal",
                    ValueList = " — ",
                    DefaultValue = "0"
                },
                new AttributeItem() {
                    Name = "Max",
                    Description = Localizer["Att2"],
                    Type = "string",
                    ValueList = " — ",
                    DefaultValue = " — "
                },
                new AttributeItem()
                {
                    Name = "Min",
                    Description = Localizer["Att3"],
                    Type = "string",
                    ValueList = " — ",
                    DefaultValue = " — "
                },
                new AttributeItem()
                {
                    Name = "Step",
                    Description = Localizer["Att4"],
                    Type = "int|long|short|float|double|decimal",
                    ValueList = " — ",
                    DefaultValue = "1"
                },
                new AttributeItem()
                {
                    Name = "IsDisabled",
                    Description = Localizer["Att5"],
                    Type = "bool",
                    ValueList = "true|false",
                    DefaultValue = "false"
                },
                new AttributeItem() {
                    Name = "ShowLabel",
                    Description = Localizer["Att6"],
                    Type = "bool",
                    ValueList = "true|false",
                    DefaultValue = "false"
                },
                new AttributeItem() {
                    Name = "DisplayText",
                    Description = Localizer["Att7"],
                    Type = "string",
                    ValueList = " — ",
                    DefaultValue = " — "
                }
        };
    }
}

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