mirror of
https://gitee.com/ant-design-blazor/ant-design-blazor.git
synced 2024-12-14 17:01:18 +08:00
548 lines
19 KiB
C#
548 lines
19 KiB
C#
using AntDesign.JsInterop;
|
|
using Microsoft.AspNetCore.Components;
|
|
using Microsoft.AspNetCore.Components.Web;
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using System.Threading.Tasks;
|
|
|
|
namespace AntDesign
|
|
{
|
|
public partial class Tabs : AntDomComponentBase
|
|
{
|
|
private const string PrefixCls = "ant-tabs";
|
|
private bool IsHorizontal { get => TabPosition == AntDesign.TabPosition.Top || TabPosition == AntDesign.TabPosition.Bottom; }
|
|
|
|
//private ClassMapper _barClassMapper = new ClassMapper();
|
|
//private ClassMapper _prevClassMapper = new ClassMapper();
|
|
//private ClassMapper _nextClassMapper = new ClassMapper();
|
|
//private ClassMapper _navClassMapper = new ClassMapper();
|
|
private TabPane _activePane;
|
|
|
|
private TabPane _renderedActivePane;
|
|
private ElementReference _activeTabBar;
|
|
|
|
private ElementReference _scrollTabBar;
|
|
private ElementReference _tabBars;
|
|
|
|
private string _inkStyle;
|
|
|
|
private string _navStyle;
|
|
|
|
//private string _contentStyle;
|
|
//private bool? _prevIconEnabled;
|
|
//private bool? _nextIconEnabled;
|
|
private string _operationClass;
|
|
|
|
private string _tabsNavWarpPingClass;
|
|
private string _operationStyle;
|
|
|
|
private int _navIndex;
|
|
private int _scrollOffset;
|
|
private int _navTotal;
|
|
private int _navSection;
|
|
private bool _needRefresh;
|
|
internal List<TabPane> _panes = new List<TabPane>();
|
|
|
|
#region Parameters
|
|
|
|
[Parameter]
|
|
public RenderFragment ChildContent { get; set; }
|
|
|
|
private string _activeKey;
|
|
|
|
/// <summary>
|
|
/// Current <see cref="TabPane"/>'s <see cref="TabPane.Key"/>
|
|
/// </summary>
|
|
[Parameter]
|
|
public string ActiveKey
|
|
{
|
|
get
|
|
{
|
|
return _activeKey;
|
|
}
|
|
set
|
|
{
|
|
if (_activeKey != value)
|
|
{
|
|
_activeKey = value;
|
|
if (_panes.Count == 0) return;
|
|
TabPane tabPane = _panes.Find(p => p.Key == _activeKey);
|
|
if (tabPane == null) return;
|
|
ActivatePane(tabPane);
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Whether to change tabs with animation. Only works while <see cref="TabPosition"/> = <see cref="TabPosition.Top"/> or <see cref="TabPosition.Bottom"/>
|
|
/// </summary>
|
|
[Parameter]
|
|
public bool Animated { get; set; } = true;
|
|
|
|
/// <summary>
|
|
/// Replace the TabBar
|
|
/// </summary>
|
|
[Parameter]
|
|
public object RenderTabBar { get; set; }
|
|
|
|
/// <summary>
|
|
/// Initial active <see cref="TabPane"/>'s <see cref="TabPane.Key"/>, if <see cref="ActiveKey"/> is not set
|
|
/// </summary>
|
|
[Parameter]
|
|
public string DefaultActiveKey { get; set; }
|
|
|
|
/// <summary>
|
|
/// Hide plus icon or not. Only works while <see cref="Type"/> = <see cref="TabType.EditableCard"/>
|
|
/// </summary>
|
|
[Parameter]
|
|
public bool HideAdd { get; set; } = false;
|
|
|
|
/// <summary>
|
|
/// Preset tab bar size
|
|
/// </summary>
|
|
[Parameter]
|
|
public string Size { get; set; } = TabSize.Default;
|
|
|
|
/// <summary>
|
|
/// Extra content in tab bar
|
|
/// </summary>
|
|
[Parameter]
|
|
public RenderFragment TabBarExtraContent { get; set; }
|
|
|
|
/// <summary>
|
|
/// The gap between tabs
|
|
/// </summary>
|
|
[Parameter]
|
|
public int TabBarGutter { get; set; }
|
|
|
|
/// <summary>
|
|
/// Tab bar style object
|
|
/// </summary>
|
|
[Parameter]
|
|
public string TabBarStyle { get; set; }
|
|
|
|
/// <summary>
|
|
/// Position of tabs
|
|
/// </summary>
|
|
[Parameter]
|
|
public string TabPosition { get; set; } = AntDesign.TabPosition.Top;
|
|
|
|
/// <summary>
|
|
/// Basic style of tabs
|
|
/// </summary>
|
|
[Parameter]
|
|
public string Type { get; set; } = TabType.Line;
|
|
|
|
/// <summary>
|
|
/// Callback executed when active tab is changed
|
|
/// </summary>
|
|
[Parameter]
|
|
public EventCallback<object> OnChange { get; set; }
|
|
|
|
/// <summary>
|
|
/// Callback executed when tab is added or removed. Only works while <see cref="Type"/> = <see cref="TabType.EditableCard"/>
|
|
/// </summary>
|
|
[Parameter]
|
|
public EventCallback<object> OnEdit { get; set; }
|
|
|
|
/// <summary>
|
|
/// Callback executed when next button is clicked
|
|
/// </summary>
|
|
[Parameter]
|
|
public EventCallback OnNextClick { get; set; }
|
|
|
|
/// <summary>
|
|
/// Callback executed when prev button is clicked
|
|
/// </summary>
|
|
[Parameter]
|
|
public EventCallback OnPrevClick { get; set; }
|
|
|
|
/// <summary>
|
|
/// Callback executed when tab is clicked
|
|
/// </summary>
|
|
[Parameter]
|
|
public EventCallback<object> OnTabClick { get; set; }
|
|
|
|
/// <summary>
|
|
/// Whether to turn on keyboard navigation
|
|
/// </summary>
|
|
[Parameter]
|
|
public bool Keyboard { get; set; } = true;
|
|
|
|
[Parameter]
|
|
public Func<TabPane> CreateTabPane { get; set; }
|
|
|
|
[Parameter]
|
|
public bool Draggable { get; set; }
|
|
|
|
#endregion Parameters
|
|
|
|
public override Task SetParametersAsync(ParameterView parameters)
|
|
{
|
|
_needRefresh = true;
|
|
_renderedActivePane = null;
|
|
string type = parameters.GetValueOrDefault<string>(nameof(Type));
|
|
if (type == TabType.Card)
|
|
{
|
|
// according to ant design documents,
|
|
// Animated default to false when type="card"
|
|
Animated = false;
|
|
}
|
|
|
|
string position = parameters.GetValueOrDefault<string>(nameof(TabPosition));
|
|
if (!string.IsNullOrEmpty(position))
|
|
{
|
|
_navIndex = 0;
|
|
}
|
|
|
|
return base.SetParametersAsync(parameters);
|
|
}
|
|
|
|
protected override void OnParametersSet()
|
|
{
|
|
base.OnParametersSet();
|
|
|
|
//if (Type == TabType.EditableCard && !HideAdd)
|
|
//{
|
|
// TabBarExtraContent = (b) =>
|
|
// {
|
|
// b.OpenComponent<Icon>(0);
|
|
// b.AddAttribute(1, "Type", "plus");
|
|
// b.AddAttribute(2, "class", $"{PrefixCls}-new-tab");
|
|
// b.AddAttribute(3, "onclick", EventCallback.Factory.Create(this, AddTabPane));
|
|
// b.CloseComponent();
|
|
// };
|
|
//}
|
|
|
|
ClassMapper.Clear()
|
|
.Add(PrefixCls)
|
|
.Add($"{PrefixCls}-{TabPosition}")
|
|
.Add($"{PrefixCls}-{Type}")
|
|
.If($"{PrefixCls}-large", () => Size == TabSize.Large)
|
|
.If($"{PrefixCls}-small", () => Size == TabSize.Small)
|
|
.If($"{PrefixCls}-{TabType.Card}", () => Type == TabType.EditableCard)
|
|
.If($"{PrefixCls}-no-animation", () => !Animated);
|
|
|
|
//_barClassMapper.Clear()
|
|
// .Add($"{PrefixCls}-bar")
|
|
// .Add($"{PrefixCls}-{TabPosition}-bar")
|
|
// .Add($"{PrefixCls}-{Type}-bar")
|
|
// .If($"{PrefixCls}-{TabType.Card}-bar", () => Type == TabType.EditableCard)
|
|
// .If($"{PrefixCls}-large-bar", () => Size == TabSize.Large)
|
|
// .If($"{PrefixCls}-small-bar", () => Size == TabSize.Small);
|
|
|
|
//_prevClassMapper.Clear()
|
|
// .Add($"{PrefixCls}-tab-prev")
|
|
// .If($"{PrefixCls}-tab-btn-disabled", () => !_prevIconEnabled.HasValue || !_prevIconEnabled.Value)
|
|
// .If($"{PrefixCls}-tab-arrow-show", () => _prevIconEnabled.HasValue);
|
|
|
|
//_nextClassMapper.Clear()
|
|
// .Add($"{PrefixCls}-tab-next")
|
|
// .If($"{PrefixCls}-tab-btn-disabled", () => !_nextIconEnabled.HasValue || !_nextIconEnabled.Value)
|
|
// .If($"{PrefixCls}-tab-arrow-show", () => _nextIconEnabled.HasValue);
|
|
|
|
//_navClassMapper.Clear()
|
|
// .Add($"{PrefixCls}-nav-container")
|
|
// .If($"{PrefixCls}-nav-container-scrolling", () => _prevIconEnabled.HasValue || _nextIconEnabled.HasValue);
|
|
|
|
//_navStyle = "transform: translate3d(0px, 0px, 0px);";
|
|
_inkStyle = "left: 0px; width: 0px;";
|
|
//_contentStyle = "margin-" + (IsHorizontal ? "left" : "top") + ": 0;";
|
|
}
|
|
|
|
/// <summary>
|
|
/// Add <see cref="AntTabPane"/> to <see cref="AntTabs"/>
|
|
/// </summary>
|
|
/// <param name="tabPane">The AntTabPane to be added</param>
|
|
/// <exception cref="ArgumentNullException">Key is null</exception>
|
|
/// <exception cref="ArgumentException">An AntTabPane with the same key already exists</exception>
|
|
internal void AddTabPane(TabPane tabPane)
|
|
{
|
|
if (string.IsNullOrEmpty(tabPane.Key))
|
|
{
|
|
throw new ArgumentNullException(nameof(tabPane), "Key is null");
|
|
}
|
|
|
|
if (_panes.Select(p => p.Key).Contains(tabPane.Key))
|
|
{
|
|
throw new ArgumentException("An AntTabPane with the same key already exists");
|
|
}
|
|
|
|
_panes.Add(tabPane);
|
|
if (!string.IsNullOrEmpty(DefaultActiveKey))
|
|
{
|
|
if (tabPane.Key == DefaultActiveKey)
|
|
{
|
|
ActivatePane(tabPane);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (_panes.Count == 1)
|
|
{
|
|
ActivatePane(tabPane);
|
|
}
|
|
}
|
|
}
|
|
|
|
private void AddTabPane(MouseEventArgs args)
|
|
{
|
|
if (CreateTabPane != null)
|
|
{
|
|
TabPane pane = CreateTabPane();
|
|
Dictionary<string, object> properties = new Dictionary<string, object>
|
|
{
|
|
//[nameof(TabPane.Parent)] = this,
|
|
[nameof(TabPane.ForceRender)] = pane.ForceRender,
|
|
[nameof(TabPane.Key)] = pane.Key,
|
|
[nameof(TabPane.Tab)] = pane.Tab,
|
|
[nameof(TabPane.ChildContent)] = pane.ChildContent,
|
|
[nameof(TabPane.Disabled)] = pane.Disabled
|
|
};
|
|
pane.SetParametersAsync(ParameterView.FromDictionary(properties));
|
|
pane.Parent = this;
|
|
ActivatePane(pane);
|
|
}
|
|
}
|
|
|
|
public void RemoveTabPane(TabPane pane)
|
|
{
|
|
_needRefresh = true;
|
|
_panes.Remove(pane);
|
|
if (pane != null && pane.IsActive && _panes.Count > 0)
|
|
{
|
|
ActivatePane(_panes[0]);
|
|
}
|
|
}
|
|
|
|
private void ActivatePane(TabPane tabPane)
|
|
{
|
|
if (!tabPane.Disabled && _panes.Contains(tabPane))
|
|
{
|
|
if (_activePane != null)
|
|
{
|
|
_activePane.IsActive = false;
|
|
}
|
|
tabPane.IsActive = true;
|
|
_activePane = tabPane;
|
|
ActiveKey = _activePane.Key;
|
|
StateHasChanged();
|
|
}
|
|
}
|
|
|
|
protected async override Task OnAfterRenderAsync(bool firstRender)
|
|
{
|
|
await base.OnAfterRenderAsync(firstRender);
|
|
|
|
if (_activePane == null)
|
|
{
|
|
throw new ArgumentNullException($"One of {nameof(ActiveKey)} and {nameof(DefaultActiveKey)} should be set");
|
|
}
|
|
|
|
await TryRenderInk();
|
|
|
|
await TryRenderNavOperation();
|
|
_needRefresh = false;
|
|
}
|
|
|
|
private async Task TryRenderNavOperation()
|
|
{
|
|
int navWidth = (await JsInvokeAsync<Element>(JSInteropConstants.getDomInfo, _tabBars)).clientWidth;
|
|
int navTotalWidth = (await JsInvokeAsync<Element>(JSInteropConstants.getDomInfo, _scrollTabBar)).clientWidth;
|
|
if (navTotalWidth < navWidth)
|
|
{
|
|
_operationClass = "ant-tabs-nav-operations ant-tabs-nav-operations-hidden";
|
|
_operationStyle = "visibility: hidden; order: 1;";
|
|
_tabsNavWarpPingClass = string.Empty;
|
|
}
|
|
else
|
|
{
|
|
_operationClass = "ant-tabs-nav-operations";
|
|
_tabsNavWarpPingClass = "ant-tabs-nav-wrap-ping-right";
|
|
_operationStyle = string.Empty;
|
|
}
|
|
|
|
StateHasChanged();
|
|
}
|
|
|
|
private async Task TryRenderInk()
|
|
{
|
|
if (_renderedActivePane != _activePane)
|
|
{
|
|
// TODO: slide to activated tab
|
|
// animate Active Ink
|
|
// ink bar
|
|
Element element = await JsInvokeAsync<Element>(JSInteropConstants.getDomInfo, _activeTabBar);
|
|
Element navSection = await JsInvokeAsync<Element>(JSInteropConstants.getDomInfo, _tabBars);
|
|
Element navScroll = await JsInvokeAsync<Element>(JSInteropConstants.getDomInfo, _scrollTabBar);
|
|
if (IsHorizontal)
|
|
{
|
|
//_inkStyle = "left: 0px; width: 0px;";
|
|
_inkStyle = $"left: {element.offsetLeft}px; width: {element.clientWidth}px";
|
|
if (element.offsetLeft > _scrollOffset + navSection.clientWidth
|
|
|| element.offsetLeft < _scrollOffset)
|
|
{
|
|
// need to scroll tab bars
|
|
_scrollOffset = element.offsetLeft;
|
|
_navStyle = $"transform: translate(-{_scrollOffset}px, 0px);";
|
|
}
|
|
}
|
|
else
|
|
{
|
|
_inkStyle = $"top: {element.offsetTop}px; height: {element.clientHeight}px;";
|
|
if (element.offsetTop > _scrollOffset + navSection.clientHeight
|
|
|| element.offsetTop < _scrollOffset)
|
|
{
|
|
// need to scroll tab bars
|
|
_scrollOffset = element.offsetTop;
|
|
_navStyle = $"transform: translate(0px, -{_scrollOffset}px);";
|
|
}
|
|
}
|
|
StateHasChanged();
|
|
_renderedActivePane = _activePane;
|
|
}
|
|
}
|
|
|
|
//private async void OnPrevClicked()
|
|
//{
|
|
// _needRefresh = true;
|
|
// if (OnPrevClick.HasDelegate)
|
|
// {
|
|
// await OnPrevClick.InvokeAsync(null);
|
|
// }
|
|
|
|
// // get the old offset to the left, and _navIndex != 0 because prev will be disabled
|
|
// int left = _navIndex * _navSection;
|
|
// if (IsHorizontal)
|
|
// {
|
|
// _navSection = (await JsInvokeAsync<Element>(JSInteropConstants.getDomInfo, _scrollTabBar)).clientWidth;
|
|
// _navTotal = (await JsInvokeAsync<Element>(JSInteropConstants.getDomInfo, _tabBars)).clientWidth;
|
|
// }
|
|
// else
|
|
// {
|
|
// _navSection = (await JsInvokeAsync<Element>(JSInteropConstants.getDomInfo, _scrollTabBar)).clientHeight;
|
|
// _navTotal = (await JsInvokeAsync<Element>(JSInteropConstants.getDomInfo, _tabBars)).clientHeight;
|
|
// }
|
|
// // calculate the current _navIndex after users resize the browser, and _navIndex > 0 guaranteed since left > 0
|
|
// _navIndex = (int)Math.Ceiling(1.0 * left / _navSection);
|
|
// int offset = --_navIndex * _navSection;
|
|
// if (IsHorizontal)
|
|
// {
|
|
// _navStyle = $"transform: translate3d(-{offset}px, 0px, 0px);";
|
|
// }
|
|
// else
|
|
// {
|
|
// _navStyle = $"transform: translate3d(0px, -{offset}px, 0px);";
|
|
// }
|
|
// RefreshNavIcon();
|
|
// _needRefresh = false;
|
|
//}
|
|
|
|
//private async void OnNextClicked()
|
|
//{
|
|
// // BUG: when vertical
|
|
// _needRefresh = true;
|
|
// if (OnNextClick.HasDelegate)
|
|
// {
|
|
// await OnNextClick.InvokeAsync(null);
|
|
// }
|
|
|
|
// // get the old offset to the left
|
|
// int left = _navIndex * _navSection;
|
|
// if (IsHorizontal)
|
|
// {
|
|
// _navSection = (await JsInvokeAsync<Element>(JSInteropConstants.getDomInfo, _scrollTabBar)).clientWidth;
|
|
// _navTotal = (await JsInvokeAsync<Element>(JSInteropConstants.getDomInfo, _tabBars)).clientWidth;
|
|
// }
|
|
// else
|
|
// {
|
|
// _navSection = (await JsInvokeAsync<Element>(JSInteropConstants.getDomInfo, _scrollTabBar)).clientHeight;
|
|
// _navTotal = (await JsInvokeAsync<Element>(JSInteropConstants.getDomInfo, _tabBars)).clientHeight;
|
|
// }
|
|
// // calculate the current _navIndex after users resize the browser
|
|
// _navIndex = left / _navSection;
|
|
// int offset = Math.Min(++_navIndex * _navSection, _navTotal / _navSection * _navSection);
|
|
// if (IsHorizontal)
|
|
// {
|
|
// _navStyle = $"transform: translate3d(-{offset}px, 0px, 0px);";
|
|
// }
|
|
// else
|
|
// {
|
|
// _navStyle = $"transform: translate3d(0px, -{offset}px, 0px);";
|
|
// }
|
|
// RefreshNavIcon();
|
|
// _needRefresh = false;
|
|
//}
|
|
|
|
//private void RefreshNavIcon()
|
|
//{
|
|
// if (_navTotal > _navSection)
|
|
// {
|
|
// if (_navIndex == 0)
|
|
// {
|
|
// // reach the first section
|
|
// _prevIconEnabled = false;
|
|
// }
|
|
// else
|
|
// {
|
|
// _prevIconEnabled = true;
|
|
// }
|
|
|
|
// if ((_navIndex + 1) * _navSection > _navTotal)
|
|
// {
|
|
// // reach the last section
|
|
// _nextIconEnabled = false;
|
|
// }
|
|
// else
|
|
// {
|
|
// _nextIconEnabled = true;
|
|
// }
|
|
// }
|
|
// else
|
|
// {
|
|
// // hide icon
|
|
// _prevIconEnabled = null;
|
|
// _nextIconEnabled = null;
|
|
// }
|
|
|
|
// StateHasChanged();
|
|
//}
|
|
|
|
protected override bool ShouldRender()
|
|
{
|
|
return _needRefresh || _renderedActivePane != _activePane;
|
|
}
|
|
|
|
#region DRAG & DROP
|
|
|
|
private TabPane _draggingPane;
|
|
|
|
private void HandleDragStart(DragEventArgs args, TabPane pane)
|
|
{
|
|
if (Draggable)
|
|
{
|
|
args.DataTransfer.DropEffect = "move";
|
|
args.DataTransfer.EffectAllowed = "move";
|
|
_draggingPane = pane;
|
|
}
|
|
}
|
|
|
|
private void HandleDrop(TabPane pane)
|
|
{
|
|
if (Draggable && _draggingPane != null)
|
|
{
|
|
int newIndex = _panes.IndexOf(pane);
|
|
_panes.Remove(_draggingPane);
|
|
_panes.Insert(newIndex, _draggingPane);
|
|
_draggingPane = null;
|
|
_needRefresh = true;
|
|
_renderedActivePane = null;
|
|
StateHasChanged();
|
|
}
|
|
}
|
|
|
|
#endregion DRAG & DROP
|
|
}
|
|
}
|