ant-design-blazor/components/dropdown/Dropdown.razor

@namespace AntDesign
@inherits OverlayTrigger
@using AntDesign.Internal

@if (ChildContent != null)
{
	@if (IsButton)
	{
		<div class="@ClassMapper.Class"
			 style="display: inline-block; width: @(Block ? "100%" : "fit-content" ); @Style"
			 id="@Id"         			 
			 >        
			<CascadingValue Value="this" IsFixed="@true">
				<DropdownGroupButton>
					<LeftButton>
						<Button @key="1" 
							Size="@_buttonSize" 
							Type="@_buttonTypeLeft" 
							Disabled="@Disabled" 
							Danger="@_danger" 
							Ghost="@_ghost"
							OnClick="@OnClick"
							Style="@(Block ? "flex: 1 0 auto;" : "" )"
							>
							@ChildContent
						</Button>
					</LeftButton>
					<RightButton>
						<span @ref="@Ref">
							<Button @key="2" 
								Size="@_buttonSize" 
								Type="@_buttonTypeRight" 
								Disabled="@Disabled" 
								OnClick="OnTriggerClick" 
								Class="ant-dropdown-trigger" 
								Icon="@_rightButtonIcon" 
								Danger="@_danger" 
								Loading="@_isLoading"
								Style="@(Block ? "flex: 0 0 auto;" : "" )"
								Ghost="@_ghost"/>
						</span>
					</RightButton>
				</DropdownGroupButton>
			</CascadingValue>
		</div>		
	}
	else
	{
		<div class="@ClassMapper.Class"
			 style="display: inline-block; width: fit-content; @Style"
			 id="@Id"
			 @ref="@Ref"			 
			 @onclick="OnClickDiv"
			 @onmouseenter="OnTriggerMouseEnter"
			 @onmouseleave="OnTriggerMouseLeave"
			 @oncontextmenu="OnTriggerContextmenu"
			 @oncontextmenu:preventDefault
			 >		
			 @ChildContent
		 </div>
	}
}

@if (Unbound != null)
{
    @if (IsButton)
    {
		<CascadingValue Value="this" IsFixed="@true">
			<DropdownGroupButton Style=@Style>
				<LeftButton>
					<Button @key="1" 
						Size="@_buttonSize" 
						Type="@_buttonTypeLeft" 
						Disabled="@Disabled" 
						Danger="@_danger" 
						Ghost="@_ghost"
						OnClick="@OnClick"
						Style="@(Block ? "flex: 1 0 auto;" : "" )"
						>
						@Unbound(default)
					</Button>
				</LeftButton>
				<RightButton>
					<span @ref="@Ref">
						<Button @key="2" 
							Size="@_buttonSize" 
							Type="@_buttonTypeRight" 
							Disabled="@Disabled" 
							OnClick="OnTriggerClick" 
							Class="ant-dropdown-trigger" 
							Icon="@_rightButtonIcon" 
							Loading="@_isLoading"
							Danger="@_danger" 
							Style="@(Block ? "flex: 0 0 auto;" : "" )"
							Ghost="@_ghost"/>						
					</span>
				</RightButton>
			</DropdownGroupButton>
		</CascadingValue>
    }
    else
    {
        @Unbound(RefBack)
    }
}

<CascadingValue Value="this" Name="Trigger" IsFixed="@true">
    <Overlay @ref="_overlay"
             OverlayChildPrefixCls="@($"{PrefixCls}-menu")"
             OnOverlayMouseEnter="OnOverlayMouseEnter"
             OnOverlayMouseLeave="OnOverlayMouseLeave"
			 OnOverlayMouseUp="OnOverlayMouseUp" />
</CascadingValue>