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Duskmoon UI component library for Phoenix LiveView
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Files
lib/phoenix_duskmoon/component/data_display/tooltip.ex
defmodule PhoenixDuskmoon.Component.DataDisplay.Tooltip do
@moduledoc """
Tooltip component for displaying additional information on hover.
## Examples
<.dm_tooltip content="Click to save changes">
<.dm_btn variant="primary">Save</.dm_btn>
</.dm_tooltip>
<.dm_tooltip content="This action cannot be undone" position="bottom" color="warning">
<.dm_btn variant="error">Delete</.dm_btn>
</.dm_tooltip>
<.dm_tooltip content="Press Ctrl+S to save" position="right" color="info">
<.dm_mdi name="information" />
</.dm_tooltip>
## Attributes
* `content` - Tooltip text content (required)
* `position` - Tooltip position: top, bottom, left, right (default: top)
* `color` - Tooltip color: primary, secondary, tertiary, accent, info, success, warning, error (default: primary)
* `open` - Force tooltip to be open
* `class` - Additional CSS classes
## Slots
* `:inner_block` - Content that triggers the tooltip (required)
"""
use Phoenix.Component
import PhoenixDuskmoon.Component.Helpers, only: [css_color: 1]
@doc """
Renders a tooltip that appears on hover over the child element.
## Examples
<.dm_tooltip content="Save changes"><.dm_btn>Save</.dm_btn></.dm_tooltip>
<.dm_tooltip content="Warning" position="bottom" color="warning">Hover me</.dm_tooltip>
"""
@doc type: :component
attr(:id, :any, default: nil, doc: "HTML id attribute")
attr(:content, :string, required: true, doc: "tooltip text content")
attr(:position, :string,
default: "top",
values: ["top", "bottom", "left", "right"],
doc: "tooltip position relative to trigger"
)
attr(:color, :string,
default: "primary",
values: ["primary", "secondary", "tertiary", "accent", "info", "success", "warning", "error"],
doc: "tooltip color variant"
)
attr(:open, :boolean, default: false, doc: "force the tooltip to be visible")
attr(:class, :any, default: nil, doc: "additional CSS classes")
attr(:rest, :global)
slot(:inner_block, required: true, doc: "element the tooltip is attached to")
def dm_tooltip(assigns) do
assigns =
assigns
|> assign(:color, css_color(assigns.color))
|> assign_new(:rid, fn -> System.unique_integer([:positive]) end)
tooltip_id =
if assigns[:id] && assigns[:id] != false,
do: "#{assigns[:id]}-tooltip",
else: "tooltip-#{assigns.rid}"
assigns = assign(assigns, :tooltip_id, tooltip_id)
~H"""
<div
id={@id}
class={[
"tooltip",
"tooltip-#{@position}",
"tooltip-#{@color}",
@open && "tooltip-open",
@class
]}
aria-describedby={@tooltip_id}
{@rest}
>
{render_slot(@inner_block)}
<span id={@tooltip_id} class="tooltip-content" role="tooltip">{@content}</span>
</div>
"""
end
end