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MudSelectExtended.razor
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MudSelectExtended.razor
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@namespace MudExtensions
@typeparam T
@inherits MudBaseInputExtended<T>
<CascadingValue Name="Standalone" Value="false" IsFixed="true">
<CascadingValue Value="@this" IsFixed="true">
<div class="mud-select-extended" id="@_elementId">
<MudInputControl Label="@Label" Variant="@Variant" HelperText="@HelperText" HelperTextOnFocus="@HelperTextOnFocus" FullWidth="@FullWidth" Margin="@Margin" Class="@Classname" Style="@Style"
Error="@Error" ErrorText="@ErrorText" ErrorId="@ErrorId" Disabled="@Disabled" @onclick="@ToggleMenu" Required="@Required" ForId="@FieldId">
<InputContent>
<MudInputExtended @ref="_elementReference" InputType="InputType.Hidden" Label="@Label"
Class="@InputClassname" Style="@InputStyle" Margin="@Margin" Placeholder="@Placeholder"
Variant="@Variant"
TextUpdateSuppression="false"
Value="@(Strict && !IsValueInList ? null : Text)" Underline="@Underline"
Disabled="@GetDisabledState()" ReadOnly="true" Error="@Error" ErrorId="@ErrorId"
Clearable="@Clearable" OnClearButtonClick="(async (e) => await SelectClearButtonClickHandlerAsync(e))"
@attributes="UserAttributes" OnBlur="@OnLostFocus" ShrinkLabel="@ShrinkLabel"
ShowVisualiser="true" DataVisualiserStyle="min-height: 1.1876em">
<AdornmentEnd>
<MudIcon Icon="@_currentIcon" Color="@AdornmentColor" Size="@IconSize" @onclick="OnAdornmentClick" />
</AdornmentEnd>
<DataVisualiser>
<div class="@TemplateClass">
@if (Strict && !IsValueInList)
{
//Show nothing
<MudText Typo="Typo.body1" Class="mud-text-secondary">@Placeholder</MudText>
}
@if (ValuePresenter == ValuePresenter.Text)
{
if (string.IsNullOrEmpty(Text))
{
<MudText Typo="Typo.body1" Class="mud-text-secondary">@Placeholder</MudText>
}
<MudRender>@GetSelectTextPresenter()</MudRender>
}
else if (ValuePresenter == ValuePresenter.Chip)
{
if (SelectedValues == null || !SelectedValues.Any())
{
<MudText Typo="Typo.body1" Class="mud-text-secondary">@Placeholder</MudText>
}
<MudChipSet T="T" Class="d-flex flex-wrap mud-width-full" Style="row-gap: 4px" AllClosable="ChipCloseable" OnClose="ChipClosed">
@if (ItemCollection != null)
{
foreach (var item in ItemCollection.Where(x => SelectedValues?.Contains(x) == true))
{
<MudChip Class="@ChipClass" Value="@item" Text="@Converter.Set(item)" Color="@Color" Size="@ChipSize" Variant="@ChipVariant" />
}
}
else
{
foreach (var item in Items?.Where(x => SelectedValues?.Contains(x.Value) == true) ?? new List<MudSelectItemExtended<T>>())
{
<MudChip Class="@ChipClass" Value="item.Value" Text="@(string.IsNullOrEmpty(item.Text) ? Converter.Set(item.Value) : item.Text)" Color="@Color" Size="@ChipSize" Variant="@ChipVariant" />
}
}
</MudChipSet>
}
else if (ValuePresenter == ValuePresenter.ItemContent)
{
if (SelectedListItem == null)
{
<MudText Typo="Typo.body1" Class="mud-text-secondary">@Placeholder</MudText>
}
else if (ItemTemplate != null)
{
if (SelectedListItem != null && SelectedListItem.Value != null)
{
@ItemTemplate(SelectedListItem)
}
else if (!string.IsNullOrEmpty(Placeholder))
{
<MudText Typo="Typo.body1" Class="mud-text-secondary">@Placeholder</MudText>
}
}
else if (SelectedListItem.ChildContent != null)
{
<MudRender>@SelectedListItem.ChildContent</MudRender>
}
else
{
@if (string.IsNullOrEmpty(Text))
{
<MudText Typo="Typo.body1" Class="mud-text-secondary">@Placeholder</MudText>
}
<MudRender>@GetSelectTextPresenter()</MudRender>
}
}
</div>
</DataVisualiser>
<ChildContent>
</ChildContent>
</MudInputExtended>
<MudPopover Open="@_isOpen" MaxHeight="@MaxHeight" AnchorOrigin="@AnchorOrigin" TransformOrigin="@TransformOrigin" Class="@PopoverClass" RelativeWidth="@RelativeWidth">
<CascadingValue Value="@this" IsFixed="true">
<MudListExtended @ref="@_list" T="T" @bind-SelectedValue="@Value" Style="@($"overflow-y:auto; max-height: {MaxHeight}px")" @bind-SelectedValues="@SelectedValues" @bind-SelectedItem="@SelectedListItem" @bind-SelectedItems="@SelectedListItems"
Clickable="true" Color="@Color" Dense="@Dense" ItemCollection="@ItemCollection" Virtualize="@Virtualize" Padding="@DisablePopoverPadding" DisableSelectedItemStyle="@DisableSelectedItemStyle"
MultiSelection="@MultiSelection" MultiSelectionComponent="@MultiSelectionComponent" MultiSelectionAlign="@MultiSelectionAlign" SelectAll="@SelectAll" SelectAllPosition="@SelectAllPosition" SelectAllText="@SelectAllText"
CheckedIcon="@CheckedIcon" UncheckedIcon="@UncheckedIcon" IndeterminateIcon="@IndeterminateIcon" SelectValueOnTab="@SelectValueOnTab" Comparer="@Comparer"
ItemTemplate="@ItemTemplate" ItemSelectedTemplate="@ItemSelectedTemplate" ItemDisabledTemplate="@ItemDisabledTemplate" SearchBox="@SearchBox" SearchBoxAutoFocus="@SearchBoxAutoFocus" SearchFunc="@SearchFunc" SearchBoxPlaceholder="@SearchBoxPlaceholder"
SearchBoxClearable="@SearchBoxClearable" SearchBoxVariant="@SearchBoxVariant" SearchBoxAdornment="SearchBoxAdornment" ToStringFunc="@ToStringFunc" OnSearchStringChange="@OnSearchStringChange">
@ChildContent
</MudListExtended>
</CascadingValue>
</MudPopover>
</InputContent>
</MudInputControl>
</div>
@*To Be Discussed as Second ShadowItems: Needed to render directly into select to has initial values*@
<div style="display: none">
<CascadingValue Value="@this" IsFixed="true">
<MudListExtended T="T" @bind-SelectedValue="@Value" @bind-SelectedValues="@SelectedValues" @bind-SelectedItem="@SelectedListItem" @bind-SelectedItems="@SelectedListItems"
Clickable="true" Color="@Color" Dense="@Dense" ItemCollection="@ItemCollection" Virtualize="@Virtualize" Padding="@DisablePopoverPadding" DisableSelectedItemStyle="@DisableSelectedItemStyle"
MultiSelection="@MultiSelection" MultiSelectionComponent="@MultiSelectionComponent" MultiSelectionAlign="@MultiSelectionAlign" SelectAll="@SelectAll" SelectAllPosition="@SelectAllPosition" SelectAllText="@SelectAllText"
CheckedIcon="@CheckedIcon" UncheckedIcon="@UncheckedIcon" IndeterminateIcon="@IndeterminateIcon" SelectValueOnTab="@SelectValueOnTab" Comparer="@Comparer"
ItemTemplate="@ItemTemplate" ItemSelectedTemplate="@ItemSelectedTemplate" ItemDisabledTemplate="@ItemDisabledTemplate" SearchBox="@SearchBox" SearchBoxAutoFocus="@SearchBoxAutoFocus" SearchFunc="@SearchFunc" SearchBoxPlaceholder="@SearchBoxPlaceholder"
SearchBoxClearable="@SearchBoxClearable" SearchBoxVariant="@SearchBoxVariant" SearchBoxAdornment="SearchBoxAdornment" ToStringFunc="@ToStringFunc" OnSearchStringChange="@OnSearchStringChange">
@ChildContent
</MudListExtended>
</CascadingValue>
</div>
</CascadingValue>
@*Shadow select items for IsValueInList and CanRenderValue*@
<CascadingValue Value="@((IMudShadowSelectExtended)this)" IsFixed="true">
<CascadingValue Name="HideContent" Value="true">
@ChildContent
</CascadingValue>
</CascadingValue>
</CascadingValue>
<!-- mousedown instead of click needed to close the menu before OnLostFocus runs -->
<MudOverlay Visible="_isOpen" @onmousedown="@(() => CloseMenu())" LockScroll="@LockScroll" />