Struct tauri::CloseRequestApi

pub struct CloseRequestApi(_);

Api exposed on the CloseRequested event.

Implementations

impl CloseRequestApi

pub fn prevent_close(&self)

Prevents the window from being closed.

Examples found in repository

src/manager.rs (line 1400)

fn on_window_event<R: Runtime>(
  window: &Window<R>,
  manager: &WindowManager<R>,
  event: &WindowEvent,
) -> crate::Result<()> {
  match event {
    WindowEvent::Resized(size) => window.emit(WINDOW_RESIZED_EVENT, size)?,
    WindowEvent::Moved(position) => window.emit(WINDOW_MOVED_EVENT, position)?,
    WindowEvent::CloseRequested { api } => {
      if window.has_js_listener(Some(window.label().into()), WINDOW_CLOSE_REQUESTED_EVENT) {
        api.prevent_close();
      }
      window.emit(WINDOW_CLOSE_REQUESTED_EVENT, ())?;
    }
    WindowEvent::Destroyed => {
      window.emit(WINDOW_DESTROYED_EVENT, ())?;
      let label = window.label();
      let windows_map = manager.inner.windows.lock().unwrap();
      let windows = windows_map.values();
      for window in windows {
        window.eval(&format!(
          r#"(function () {{ const metadata = window.__TAURI_METADATA__; if (metadata != null) {{ metadata.__windows = window.__TAURI_METADATA__.__windows.filter(w => w.label !== "{}"); }} }})()"#,
          label
        ))?;
      }
    }
    WindowEvent::Focused(focused) => window.emit(
      if *focused {
        WINDOW_FOCUS_EVENT
      } else {
        WINDOW_BLUR_EVENT
      },
      (),
    )?,
    WindowEvent::ScaleFactorChanged {
      scale_factor,
      new_inner_size,
      ..
    } => window.emit(
      WINDOW_SCALE_FACTOR_CHANGED_EVENT,
      ScaleFactorChanged {
        scale_factor: *scale_factor,
        size: *new_inner_size,
      },
    )?,
    WindowEvent::FileDrop(event) => match event {
      FileDropEvent::Hovered(paths) => window.emit(WINDOW_FILE_DROP_HOVER_EVENT, paths)?,
      FileDropEvent::Dropped(paths) => {
        let scopes = window.state::<Scopes>();
        for path in paths {
          if path.is_file() {
            let _ = scopes.allow_file(path);
          } else {
            let _ = scopes.allow_directory(path, false);
          }
        }
        window.emit(WINDOW_FILE_DROP_EVENT, paths)?
      }
      FileDropEvent::Cancelled => window.emit(WINDOW_FILE_DROP_CANCELLED_EVENT, ())?,
      _ => unimplemented!(),
    },
    WindowEvent::ThemeChanged(theme) => window.emit(WINDOW_THEME_CHANGED, theme.to_string())?,
  }
  Ok(())
}

Trait Implementations

impl Clone for CloseRequestApi

fn clone(&self) -> CloseRequestApi

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for CloseRequestApi

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

Formats the value using the given formatter.