use crate::{CompletionCell, CompletionContext, CompletionProposal, ffi};
use glib::{prelude::*, translate::*};
use std::{boxed::Box as Box_, pin::Pin};
glib::wrapper! {
#[doc(alias = "GtkSourceCompletionProvider")]
pub struct CompletionProvider(Interface<ffi::GtkSourceCompletionProvider, ffi::GtkSourceCompletionProviderInterface>);
match fn {
type_ => || ffi::gtk_source_completion_provider_get_type(),
}
}
impl CompletionProvider {
pub const NONE: Option<&'static CompletionProvider> = None;
}
pub trait CompletionProviderExt: IsA<CompletionProvider> + 'static {
#[doc(alias = "gtk_source_completion_provider_activate")]
fn activate(&self, context: &CompletionContext, proposal: &impl IsA<CompletionProposal>) {
unsafe {
ffi::gtk_source_completion_provider_activate(
self.as_ref().to_glib_none().0,
context.to_glib_none().0,
proposal.as_ref().to_glib_none().0,
);
}
}
#[doc(alias = "gtk_source_completion_provider_display")]
fn display(
&self,
context: &CompletionContext,
proposal: &impl IsA<CompletionProposal>,
cell: &CompletionCell,
) {
unsafe {
ffi::gtk_source_completion_provider_display(
self.as_ref().to_glib_none().0,
context.to_glib_none().0,
proposal.as_ref().to_glib_none().0,
cell.to_glib_none().0,
);
}
}
#[doc(alias = "gtk_source_completion_provider_get_priority")]
#[doc(alias = "get_priority")]
fn priority(&self, context: &CompletionContext) -> i32 {
unsafe {
ffi::gtk_source_completion_provider_get_priority(
self.as_ref().to_glib_none().0,
context.to_glib_none().0,
)
}
}
#[doc(alias = "gtk_source_completion_provider_get_title")]
#[doc(alias = "get_title")]
fn title(&self) -> Option<glib::GString> {
unsafe {
from_glib_full(ffi::gtk_source_completion_provider_get_title(
self.as_ref().to_glib_none().0,
))
}
}
#[doc(alias = "gtk_source_completion_provider_is_trigger")]
fn is_trigger(&self, iter: >k::TextIter, ch: char) -> bool {
unsafe {
from_glib(ffi::gtk_source_completion_provider_is_trigger(
self.as_ref().to_glib_none().0,
iter.to_glib_none().0,
ch.into_glib(),
))
}
}
#[doc(alias = "gtk_source_completion_provider_key_activates")]
fn key_activates(
&self,
context: &CompletionContext,
proposal: &impl IsA<CompletionProposal>,
keyval: u32,
state: gdk::ModifierType,
) -> bool {
unsafe {
from_glib(ffi::gtk_source_completion_provider_key_activates(
self.as_ref().to_glib_none().0,
context.to_glib_none().0,
proposal.as_ref().to_glib_none().0,
keyval,
state.into_glib(),
))
}
}
#[doc(alias = "gtk_source_completion_provider_list_alternates")]
fn list_alternates(
&self,
context: &CompletionContext,
proposal: &impl IsA<CompletionProposal>,
) -> Vec<CompletionProposal> {
unsafe {
FromGlibPtrContainer::from_glib_full(
ffi::gtk_source_completion_provider_list_alternates(
self.as_ref().to_glib_none().0,
context.to_glib_none().0,
proposal.as_ref().to_glib_none().0,
),
)
}
}
#[doc(alias = "gtk_source_completion_provider_populate_async")]
fn populate_async<P: FnOnce(Result<gio::ListModel, glib::Error>) + 'static>(
&self,
context: &CompletionContext,
cancellable: Option<&impl IsA<gio::Cancellable>>,
callback: P,
) {
let main_context = glib::MainContext::ref_thread_default();
let is_main_context_owner = main_context.is_owner();
let has_acquired_main_context = (!is_main_context_owner)
.then(|| main_context.acquire().ok())
.flatten();
assert!(
is_main_context_owner || has_acquired_main_context.is_some(),
"Async operations only allowed if the thread is owning the MainContext"
);
let user_data: Box_<glib::thread_guard::ThreadGuard<P>> =
Box_::new(glib::thread_guard::ThreadGuard::new(callback));
unsafe extern "C" fn populate_async_trampoline<
P: FnOnce(Result<gio::ListModel, glib::Error>) + 'static,
>(
_source_object: *mut glib::gobject_ffi::GObject,
res: *mut gio::ffi::GAsyncResult,
user_data: glib::ffi::gpointer,
) {
unsafe {
let mut error = std::ptr::null_mut();
let ret = ffi::gtk_source_completion_provider_populate_finish(
_source_object as *mut _,
res,
&mut error,
);
let result = if error.is_null() {
Ok(from_glib_full(ret))
} else {
Err(from_glib_full(error))
};
let callback: Box_<glib::thread_guard::ThreadGuard<P>> =
Box_::from_raw(user_data as *mut _);
let callback: P = callback.into_inner();
callback(result);
}
}
let callback = populate_async_trampoline::<P>;
unsafe {
ffi::gtk_source_completion_provider_populate_async(
self.as_ref().to_glib_none().0,
context.to_glib_none().0,
cancellable.map(|p| p.as_ref()).to_glib_none().0,
Some(callback),
Box_::into_raw(user_data) as *mut _,
);
}
}
fn populate_future(
&self,
context: &CompletionContext,
) -> Pin<Box_<dyn std::future::Future<Output = Result<gio::ListModel, glib::Error>> + 'static>>
{
let context = context.clone();
Box_::pin(gio::GioFuture::new(self, move |obj, cancellable, send| {
obj.populate_async(&context, Some(cancellable), move |res| {
send.resolve(res);
});
}))
}
#[doc(alias = "gtk_source_completion_provider_refilter")]
fn refilter(&self, context: &CompletionContext, model: &impl IsA<gio::ListModel>) {
unsafe {
ffi::gtk_source_completion_provider_refilter(
self.as_ref().to_glib_none().0,
context.to_glib_none().0,
model.as_ref().to_glib_none().0,
);
}
}
}
impl<O: IsA<CompletionProvider>> CompletionProviderExt for O {}