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#![allow(unused_variables)]
#[cfg(feature = "raw_input")]
use crate::raw_input;
use crate::{device::*, geometry::*, ime::*, window::Window};
use std::path::Path;
/// Trait that must implements for handling events.
pub trait EventHandler {
/// This is called when there are no events.
///
/// only passed `RunType::Idle` to `Context::run`.
fn idle(&mut self) {}
/// This is called before a event.
///
/// only passed `RunType::Idle` to `Context::run`.
fn pre_processing(&mut self) {}
/// This is called after a event.
///
/// only passed `RunType::Idle` to `Context::run`.
fn post_processing(&mut self) {}
/// This is called when the window needs redrawing.
fn draw(&mut self, window: &Window) {}
/// This is called when the window has been activated.
fn activated(&mut self, window: &Window) {}
/// This is called when the window has been inactivated.
fn inactivated(&mut self, window: &Window) {}
/// This is called when the window has been closed.
fn closed(&mut self, window: &Window) {}
/// This is called when the window has been moved.
fn moved(&mut self, window: &Window, position: ScreenPosition) {}
/// This is called when the window is resizing.
fn resizing(&mut self, window: &Window, size: PhysicalSize<u32>) {}
/// This is called when the window has been resized.
fn resized(&mut self, window: &Window, size: PhysicalSize<u32>) {}
/// This is called when the window's DPI has been changed.
fn dpi_changed(&mut self, window: &Window) {}
/// This is called when the mouse button has been pressed and released on the window.
fn mouse_input(
&mut self,
window: &Window,
button: MouseButton,
state: KeyState,
mouse_state: MouseState,
) {
}
/// This is called when the cursor has been moved on the window.
fn cursor_moved(&mut self, window: &Window, mouse_state: MouseState) {}
/// This is called when the cursor has been entered the window.
fn cursor_entered(&mut self, window: &Window, mouse_state: MouseState) {}
/// This is called when the cursor has been leaved the window.
fn cursor_leaved(&mut self, window: &Window, mouse_state: MouseState) {}
/// This is called when the keyboard key has been pressed and released.
fn key_input(
&mut self,
window: &Window,
key_code: KeyCode,
state: KeyState,
prev_pressed: bool,
) {
}
/// This is called when the keyboard key has been inputed the character.
fn char_input(&mut self, window: &Window, c: char) {}
/// This is called when the IME starts composition.
fn ime_start_composition(&mut self, window: &Window) {}
/// This is called when the IME composition status has been changed.
fn ime_composition(
&mut self,
window: &Window,
composition: &Composition,
candidate_list: Option<&CandidateList>,
) {
}
/// This is called when the IME ends composition.
fn ime_end_composition(&mut self, window: &Window, result_string: Option<&str>) {}
/// This is called when files have been dropped on the window.
fn drop_files(&mut self, window: &Window, paths: &[&Path], position: PhysicalPosition<f32>) {}
/// This is called when raw data has been inputed.
#[cfg(feature = "raw_input")]
fn raw_input(&mut self, window: &Window, data: &raw_input::InputData) {}
/// This is called when a device state has been changead.
#[cfg(feature = "raw_input")]
fn raw_input_device_change(
&mut self,
window: &Window,
device: &raw_input::Device,
state: raw_input::DeviceChangeState,
) {
}
}