1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33

// Take a look at the license at the top of the repository in the LICENSE file.

use crate::IMContext;
use glib::translate::*;
use glib::IsA;

#[allow(clippy::upper_case_acronyms)]
pub trait IMContextExtManual {
    /// Allow an input method to internally handle key press and release
    /// events.
    ///
    /// If this function returns [`true`], then no further processing
    /// should be done for this key event.
    /// ## `event`
    /// the key event
    ///
    /// # Returns
    ///
    /// [`true`] if the input method handled the key event.
    #[doc(alias = "gtk_im_context_filter_keypress")]
    fn filter_keypress<R: AsRef<gdk::Event>>(&self, event: &R) -> bool;
}

impl<O: IsA<IMContext>> IMContextExtManual for O {
    fn filter_keypress<R: AsRef<gdk::Event>>(&self, event: &R) -> bool {
        unsafe {
            from_glib(ffi::gtk_im_context_filter_keypress(
                self.as_ref().to_glib_none().0,
                event.as_ref().to_glib_none().0,
            ))
        }
    }
}