Struct egui::containers::window::TitleBar

struct TitleBar {
    id: Id,
    title_galley: Arc<Galley>,
    min_rect: Rect,
    rect: Rect,
}

Fields

id: Id

A title Id used for dragging windows

title_galley: Arc<Galley>

Prepared text in the title

min_rect: Rect

Size of the title bar in a collapsed state (if window is collapsible), which includes all necessary space for showing the expand button, the title and the close button.

rect: Rect

Size of the title bar in an expanded state. This size become known only after expanding window and painting its content

Implementations

impl TitleBar

fn ui( self, ui: &mut Ui, outer_rect: Rect, content_response: &Option<Response>, open: Option<&mut bool>, collapsing: &mut CollapsingState, collapsible: bool, )

Finishes painting of the title bar when the window content size already known.

Parameters

• ui:
• outer_rect:
• content_response: if None, window is collapsed at this frame, otherwise contains a result of rendering the window content
• open: if None, no “Close” button will be rendered, otherwise renders and processes the “Close” button and writes a false if window was closed
• collapsing: holds the current expanding state. Can be changed by double click on the title if collapsible is true
• collapsible: if true, double click on the title bar will be handled for a change of collapsing state

fn close_button_ui(&self, ui: &mut Ui) -> Response

Paints the “Close” button at the right side of the title bar and processes clicks on it.

The button is square and its size is determined by the crate::style::Spacing::icon_width setting.