Struct PairButton 

pub struct PairButton<'a> {
    pub icon: &'a Icon,
    pub tooltip: &'a str,
    pub arrow_tooltip: &'a str,
    pub is_icon_active: bool,
    pub is_expanded: bool,
}

Pair button: [icon button | arrow button]

Layout: [left_padding | icon centered | arrow]

• Total width: responsive (default 48px)
• Total height: icon_size + padding*2 (default 48px)
• Arrow width: padding (10px)
• Left padding: padding (10px)

Example

let btn = PairButton {
    icon: &icons::ERASER,
    tooltip: "Cross cursor",
    arrow_tooltip: "More cursors",
    is_icon_active: false,
    is_expanded: false,
};
let response = btn.show(ui, 48.0, 48.0, 28.0, 10.0);
if response.icon_clicked {
    // Handle icon click
}
if response.arrow_clicked {
    // Handle arrow click (expand submenu)
}

Fields

icon: &'a Icon

Icon to display

tooltip: &'a str

Tooltip for the icon button

arrow_tooltip: &'a str

Tooltip for the arrow button

is_icon_active: bool

Whether the icon is in active state

is_expanded: bool

Whether the category is expanded (affects arrow direction)

Implementations

impl<'a> PairButton<'a>

pub fn show( &self, ui: &mut Ui, width: f32, height: f32, icon_size: f32, padding: f32, ) -> PairButtonResponse

Render the pair button and return interaction response

pub fn show_styled(&self, ui: &mut Ui) -> PairButtonResponse

Render the pair button in styled layout.

Uses exact dimensions:

• Outer rect: 52×38px
• Inner hover rect: 9px horizontal margin, 2px vertical margin
• Inner rounding: the theme’s medium radius
• Icon: optically sized and centered