use crate::SparqlConnection;
use crate::SparqlValueType;
use glib::object::IsA;
use glib::object::ObjectType as ObjectType_;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use std::boxed::Box as Box_;
use std::fmt;
use std::mem::transmute;
use std::pin::Pin;
use std::ptr;
glib::wrapper! {
#[doc(alias = "TrackerSparqlCursor")]
pub struct SparqlCursor(Object<ffi::TrackerSparqlCursor, ffi::TrackerSparqlCursorClass>);
match fn {
type_ => || ffi::tracker_sparql_cursor_get_type(),
}
}
impl SparqlCursor {
#[doc(alias = "tracker_sparql_cursor_close")]
pub fn close(&self) {
unsafe {
ffi::tracker_sparql_cursor_close(self.to_glib_none().0);
}
}
#[doc(alias = "tracker_sparql_cursor_get_boolean")]
#[doc(alias = "get_boolean")]
pub fn is_boolean(&self, column: i32) -> bool {
unsafe {
from_glib(ffi::tracker_sparql_cursor_get_boolean(
self.to_glib_none().0,
column,
))
}
}
#[doc(alias = "tracker_sparql_cursor_get_connection")]
#[doc(alias = "get_connection")]
pub fn connection(&self) -> Option<SparqlConnection> {
unsafe {
from_glib_none(ffi::tracker_sparql_cursor_get_connection(
self.to_glib_none().0,
))
}
}
#[doc(alias = "tracker_sparql_cursor_get_double")]
#[doc(alias = "get_double")]
pub fn double(&self, column: i32) -> f64 {
unsafe { ffi::tracker_sparql_cursor_get_double(self.to_glib_none().0, column) }
}
#[doc(alias = "tracker_sparql_cursor_get_integer")]
#[doc(alias = "get_integer")]
pub fn integer(&self, column: i32) -> i64 {
unsafe { ffi::tracker_sparql_cursor_get_integer(self.to_glib_none().0, column) }
}
#[doc(alias = "tracker_sparql_cursor_get_n_columns")]
#[doc(alias = "get_n_columns")]
pub fn n_columns(&self) -> i32 {
unsafe { ffi::tracker_sparql_cursor_get_n_columns(self.to_glib_none().0) }
}
#[doc(alias = "tracker_sparql_cursor_get_value_type")]
#[doc(alias = "get_value_type")]
pub fn value_type(&self, column: i32) -> SparqlValueType {
unsafe {
from_glib(ffi::tracker_sparql_cursor_get_value_type(
self.to_glib_none().0,
column,
))
}
}
#[doc(alias = "tracker_sparql_cursor_get_variable_name")]
#[doc(alias = "get_variable_name")]
pub fn variable_name(&self, column: i32) -> Option<glib::GString> {
unsafe {
from_glib_none(ffi::tracker_sparql_cursor_get_variable_name(
self.to_glib_none().0,
column,
))
}
}
#[doc(alias = "tracker_sparql_cursor_is_bound")]
pub fn is_bound(&self, column: i32) -> bool {
unsafe {
from_glib(ffi::tracker_sparql_cursor_is_bound(
self.to_glib_none().0,
column,
))
}
}
#[doc(alias = "tracker_sparql_cursor_next")]
pub fn next<P: IsA<gio::Cancellable>>(
&self,
cancellable: Option<&P>,
) -> Result<bool, glib::Error> {
unsafe {
let mut error = ptr::null_mut();
let ret = ffi::tracker_sparql_cursor_next(
self.to_glib_none().0,
cancellable.map(|p| p.as_ref()).to_glib_none().0,
&mut error,
);
if error.is_null() {
Ok(from_glib(ret))
} else {
Err(from_glib_full(error))
}
}
}
#[doc(alias = "tracker_sparql_cursor_next_async")]
pub fn next_async<
P: IsA<gio::Cancellable>,
Q: FnOnce(Result<bool, glib::Error>) + Send + 'static,
>(
&self,
cancellable: Option<&P>,
callback: Q,
) {
let user_data: Box_<Q> = Box_::new(callback);
unsafe extern "C" fn next_async_trampoline<
Q: FnOnce(Result<bool, glib::Error>) + Send + 'static,
>(
_source_object: *mut glib::gobject_ffi::GObject,
res: *mut gio::ffi::GAsyncResult,
user_data: glib::ffi::gpointer,
) {
let mut error = ptr::null_mut();
let ret =
ffi::tracker_sparql_cursor_next_finish(_source_object as *mut _, res, &mut error);
let result = if error.is_null() {
Ok(from_glib(ret))
} else {
Err(from_glib_full(error))
};
let callback: Box_<Q> = Box_::from_raw(user_data as *mut _);
callback(result);
}
let callback = next_async_trampoline::<Q>;
unsafe {
ffi::tracker_sparql_cursor_next_async(
self.to_glib_none().0,
cancellable.map(|p| p.as_ref()).to_glib_none().0,
Some(callback),
Box_::into_raw(user_data) as *mut _,
);
}
}
pub fn next_async_future(
&self,
) -> Pin<Box_<dyn std::future::Future<Output = Result<bool, glib::Error>> + 'static>> {
Box_::pin(gio::GioFuture::new(self, move |obj, cancellable, send| {
obj.next_async(Some(cancellable), move |res| {
send.resolve(res);
});
}))
}
#[doc(alias = "tracker_sparql_cursor_rewind")]
pub fn rewind(&self) {
unsafe {
ffi::tracker_sparql_cursor_rewind(self.to_glib_none().0);
}
}
#[doc(alias = "n-columns")]
pub fn connect_n_columns_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn notify_n_columns_trampoline<F: Fn(&SparqlCursor) + 'static>(
this: *mut ffi::TrackerSparqlCursor,
_param_spec: glib::ffi::gpointer,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(&from_glib_borrow(this))
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
b"notify::n-columns\0".as_ptr() as *const _,
Some(transmute::<_, unsafe extern "C" fn()>(
notify_n_columns_trampoline::<F> as *const (),
)),
Box_::into_raw(f),
)
}
}
}
impl fmt::Display for SparqlCursor {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str("SparqlCursor")
}
}