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DropMenu

DropMenu component is a versatile dropdown menu used in Blazor applications. It allows you to create a button that, when clicked, opens a callout or dropdown menu. This can be particularly useful for creating navigation menus, action lists, or any other interactive elements that require a dropdown.

Usage

Basic
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Icon
Customizing the drop menu icons.

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Responsive
Rendering the callout in responsive mode on small screens.

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Template
Here is an example of customizing the drop menu.

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Events
Utilizing the drop menu OnClick event:

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Style & Class
Further customization by overriding default styles and classes, allowing tailored design modifications to suit specific UI requirements.


Component's Style & Class:

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Styles & Classes:

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RTL
Use BitDropMenu in right-to-left (RTL).

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API

BitDropMenu parameters
Name
Type
Default value
Description
Body RenderFragment? null Alias of the ChildContent.
ChevronDownIcon string? null The icon name of the chevron down part of the drop menu.
ChildContent RenderFragment? null The content of the callout of the drop menu.
Classes BitDropMenuClassStyles? null Custom CSS classes for different parts of the drop menu.
IconName string? null The icon to show inside the header of the drop menu.
IsOpen bool false Determines the opening state of the callout of the drop menu.
OnClick EventCallback The callback is called when the drop menu is clicked.
OnDismiss EventCallback The callback is called when the drop menu is dismissed.
ScrollContainerId string? The id of the element which needs to be scrollable in the content of the callout of the drop menu.
Responsive bool false Renders the drop menu in responsive mode on small screens.
Styles BitDropMenuClassStyles? null Custom CSS styles for different parts of the drop menu.
Template RenderFragment? null The custom content to render inside the header of the drop menu.
Text string? null The text to show inside the header of the drop menu.
Transparent bool false Makes the background of the header of the drop menu transparent.
BitComponentBase parameters
Name
Type
Default value
Description
AriaLabel string? null Gets or sets the accessible label for the component, used by assistive technologies.
Class string? null Gets or sets the CSS class name(s) to apply to the rendered element.
Dir BitDir? null Gets or sets the text directionality for the component's content.
HtmlAttributes Dictionary<string, object> new Dictionary<string, object>() Captures additional HTML attributes to be applied to the rendered element, in addition to the component's parameters.
Id string? null Gets or sets the unique identifier for the component's root element.
IsEnabled bool true Gets or sets a value indicating whether the component is enabled and can respond to user interaction.
Style string? null Gets or sets the CSS style string to apply to the rendered element.
TabIndex string? null Gets or sets the tab order index for the component when navigating with the keyboard.
Visibility BitVisibility BitVisibility.Visible Gets or sets the visibility state (visible, hidden, or collapsed) of the component.
BitComponentBase public members
Name
Type
Default value
Description
UniqueId Guid Guid.NewGuid() Gets the readonly unique identifier for the component's root element, assigned when the component instance is constructed.
RootElement ElementReference Gets the reference to the root HTML element associated with this component.
BitDropMenuClassStyles properties
Name
Type
Default value
Description
Root string? null Custom CSS classes/styles for the root element of the BitDropMenu.
Opened string? null Custom CSS classes/styles for the opened callout state of the BitDropMenu.
Button string? null Custom CSS classes/styles for the button of the BitDropMenu.
Icon string? null Custom CSS classes/styles for the icon of the BitDropMenu.
Text string? null Custom CSS classes/styles for the text of the BitDropMenu.
ChevronDown string? null Custom CSS classes/styles for the chevron-down icon of the BitDropMenu.
Overlay string? null Custom CSS classes/styles for the overlay of the BitDropMenu.
Callout string? null Custom CSS classes/styles for the callout of the BitDropMenu.
BitVisibility enum
Name
Value
Description
Visible 0 The content of the component is visible.
Hidden 1 The content of the component is hidden, but the space it takes on the page remains (visibility:hidden).
Collapsed 2 The component is hidden (display:none).
BitDir enum
Name
Value
Description
Ltr 0 Ltr (left to right) is to be used for languages that are written from the left to the right (like English).
Rtl 1 Rtl (right to left) is to be used for languages that are written from the right to the left (like Arabic).
Auto 2 Auto lets the user agent decide. It uses a basic algorithm as it parses the characters inside the element until it finds a character with a strong directionality, then applies that directionality to the whole element.

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