Struct egui::Memory

pub struct Memory {
    pub options: Options,
    // some fields omitted
}

The data that egui persists between frames.

This includes window positions and sizes, how far the user has scrolled in a ScrollArea etc.

If you want this to persist when closing your app you should serialize Memory and store it.

Fields

options: Options

Implementations

impl Memory

pub fn layer_id_at(
    &self,
    pos: Pos2,
    resize_interact_radius_side: f32
) -> Option<LayerId>

pub fn request_focus(&mut self, id: Id)

Give keyboard focus to a specific widget

pub fn surrender_focus(&mut self, id: Id)

pub fn stop_text_input(&mut self)

Stop editing of active TextEdit (if any).

pub fn is_anything_being_dragged(&self) -> bool

pub fn is_being_dragged(&self, id: Id) -> bool

pub fn reset_areas(&mut self)

Forget window positions, sizes etc. Can be used to auto-layout windows.

impl Memory

Popups

Popups are things like combo-boxes, color pickers, menus etc. Only one can be be open at a time.

pub fn is_popup_open(&mut self, popup_id: Id) -> bool

pub fn open_popup(&mut self, popup_id: Id)

pub fn close_popup(&mut self)

pub fn toggle_popup(&mut self, popup_id: Id)

pub fn everything_is_visible(&self) -> bool

If true, all windows, menus, tooltips etc are to be visible at once.

This is useful for testing, benchmarking, pre-caching, etc.

Experimental feature!

pub fn set_everything_is_visible(&mut self, value: bool)

If true, all windows, menus, tooltips etc are to be visible at once.

This is useful for testing, benchmarking, pre-caching, etc.

Experimental feature!

Trait Implementations

impl Clone for Memory

fn clone(&self) -> Memory

Returns a copy of the value.

pub fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Memory

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for Memory

fn default() -> Memory

Returns the “default value” for a type.