WML Infinite Dropdown

starlightViewModes.switchTofunction h(){const t=window.location.hash;document.querySelectorAll(".starlight-view-modes-switcher-a").forEach(e=>{e.href&&(e.href=e.href.split("#")[0]+t)})}h();window.addEventListener("hashchange",h);The Angular WML Infinite Dropdown library library provides a flexible and dynamic dropdown component for Angular applications, aiming to enhance user interfaces with nested and infinitely cascading options. It addresses the need for a versatile dropdown menu in Angular projects, offering a solution that supports multiple levels of navigation and interaction. This library is particularly useful for developers looking to implement complex menu structures without the hassle of managing intricate state logic or nested structures manually.

Central to this library is the WmlInfiniteDropdownComponent , which serves as the main container for the dropdown items. This component can be dynamically populated with a variety of options and sub-options, allowing for deep nesting and a hierarchical menu structure. Alongside it, the WmlInfiniteDropdownItemComponent represents individual items within the dropdown, which can be further customized using the WmlSampleInfiniteDropdownItemComponent . These components work in tandem to render the dropdown menu, manage its state, and handle user interactions. Developers can customize the appearance and behavior of the dropdown through parameters like WmlInfiniteDropdownProps and WmlInfiniteDropdownOption , which offer control over the items’ content, styling, and interaction handlers. This level of interactivity and customization enables the creation of complex menu systems that are both functional and visually appealing. The library’s design encourages a modular approach, where the main dropdown component acts as a container that can be filled with various configurable options, promoting reusability and maintainability in Angular applications.

Installation

Section titled “Installation”Terminal window

Usage

Section titled “Usage”To integrate the wml-infinite-dropdown component into your Angular project, you can follow these examples to cater to various development needs. The examples demonstrate how to use the component in your template (HTML) and how to configure it in your TypeScript file.

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Section titled “WMLInfiniteDropdownZero”

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Section titled “Basic Example”

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Section titled “Customizing Dropdown Options”

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Section titled “Adding Options”open the preview in a browser and view the hierachy for the true infinite dropdown

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Section titled “Clicking On A Menu Item”

Reference

Section titled “Reference”

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Section titled “WMLInfiniteDropdownZeroProps”

Property	Type	Description
options	Array<WMLInfiniteDropdownZeroOption | WMLInfiniteDropdownZeroProps>	List of options or sub-dropdowns.
customize	Object	Object to customize dropdown and option properties.
optionsSubj	Subject<WMLInfiniteDropdownZeroInputOptions>	Subject to handle options updates.
style	any	Style object for custom styling.
openClass	string	Class name to be applied when the dropdown is open.
closedClass	string	Class name to be applied when the dropdown is closed.
updateOptions	Function	Function to update the dropdown options.
getDropdownStates	Function	Function to get the open and closed states of the dropdown.
toggleDropdownViaDropdown	Function	Function to toggle the dropdown on hover interaction.
toggleDropdown	Function	Function to programmatically toggle the dropdown.

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Section titled “WMLInfiniteDropdownZeroOption”

Property	Type	Description
text	string	Display text for the dropdown option.
dropdown	WMLInfiniteDropdownZeroProps	Nested dropdown parameters, if any.
openDropdown	Function	Function to programmatically open the dropdown.
closeDropdown	Function	Function to programmatically close the dropdown.
custom	WMLCustomComponent	Custom component to be used as the dropdown item.
detectChangeSubj	Subject<void>	Subject to handle change detection.
clickPredicate	Function	Predicate function to be called on click.

Changelog

Section titled “Changelog”

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Section titled “v0.0.1”infinite dropdown supported

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Section titled “v0.0.2”custom dropdown entries supported

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Section titled “v0.1.0”able to customerize option containers
able to specficy an interactionType of hover or click

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Section titled “v0.1.1”safari ios support replaced option tag with p tag to get component options to render

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Section titled “v0.1.2”proivded WmlInfiniteDropdownOption.detectChangeSubj the end developer can call to detectChanges when the developer makes an update that should reflect visually on the UI

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Section titled “v0.1.3”removed unneeded WmlInfiniteDropdownComponent.listenForOptions changes

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Section titled “v0.1.4”removed a console.log stmt

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Section titled “v0.1.5”added cursor pointer to the WmlInfiniteDropdownItemComponent

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Section titled “v0.2.0”added closeDropdown and openDropdown

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Section titled “v0.2.1”addded WMLInfiniteDropdownOptionBase to help with typing issues using as base for options and dropdown classes. added id for optionsProps for e2e testing

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Section titled “v1.0.1”MAJOR rename to angular-wml-infinite-dropdownfixed major problems concerning ngx-translate

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Section titled “v1.0.2”added isPresnt support to hide the p tag for wml-sample-dropdown-option

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Section titled “v1.0.3”remove max width for dropdown items

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Section titled “v1.1.0”added cdref access to WmlInfiniteDropdownOption and WmlInfiniteDropdownProps which extends WMLView

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Section titled “v1.1.1”added components cdref to WmlInfiniteDropdownProps
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Section titled “v17.0.11”updated package to reflect the version v17.0.11 of @angular/core package,

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Section titled “v17.0.12”updated css and scss variables for the component to be indepent of windmillcode applications
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Section titled “v17.0.20”updated package to reflect the version ^17.0.2 of @angular/core package,

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[Section titled “v17.1.3001 [2/8/24]”](#v1713001-2824)added isPresent to WmlInfiniteDropdownProps constructor
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[Section titled “v18.1.2300 [7/26/2024 3:45:00 PM EST]”](#v1812300-7262024-34500-pm-est)[UPDATE] Updated models.ts file, replaced WMLView with WMLRoute for WMLInfiniteDropdownOptionBase

[UPDATE] Added conditional links to wml-sample-infinite-dropdown-item.component.html for routerLink and href properties

[CHECKPOINT] Updated *ngIf conditions to handle props.routerLink and props.link in wml-sample-infinite-dropdown-item.component.html
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