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use libc::{c_char, c_int};
use std::boxed::Box as Box_;
use std::mem::transmute;
use std::{slice, str};
use ffi;
use glib::object::{IsA, Cast};
use glib::translate::*;
use glib::signal::{SignalHandlerId, connect_raw};
use glib_ffi;
use TextBuffer;
use TextIter;
pub trait TextBufferExtManual: 'static {
fn connect_insert_text<F: Fn(&Self, &mut TextIter, &str) + 'static>(&self, f: F) -> SignalHandlerId;
}
impl<O: IsA<TextBuffer>> TextBufferExtManual for O {
fn connect_insert_text<F: Fn(&Self, &mut TextIter, &str) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(self.to_glib_none().0 as *mut _, b"insert-text\0".as_ptr() as *mut _,
Some(transmute(insert_text_trampoline::<Self, F> as usize)), Box_::into_raw(f))
}
}
}
unsafe extern "C" fn insert_text_trampoline<T, F: Fn(&T, &mut TextIter, &str) + 'static>(this: *mut ffi::GtkTextBuffer,
location: *mut ffi::GtkTextIter,
text: *mut c_char,
len: c_int,
f: glib_ffi::gpointer)
where T: IsA<TextBuffer> {
let f: &F = transmute(f);
f(&TextBuffer::from_glib_borrow(this).unsafe_cast(),
&mut from_glib_borrow(location),
str::from_utf8(slice::from_raw_parts(text as *const u8, len as usize)).unwrap())
}