sourceview 0.9.0

// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files)
// DO NOT EDIT

use glib;
use glib::object::Cast;
use glib::object::IsA;
use glib::object::ObjectExt;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use glib::StaticType;
use glib::ToValue;
use glib::Value;
use glib_sys;
use gobject_sys;
use gtk;
use gtk_source_sys;
use std::boxed::Box as Box_;
use std::fmt;
use std::mem::transmute;
use Completion;
use CompletionActivation;
use CompletionProposal;
use CompletionProvider;

glib_wrapper! {
    pub struct CompletionContext(Object<gtk_source_sys::GtkSourceCompletionContext, gtk_source_sys::GtkSourceCompletionContextClass, CompletionContextClass>);

    match fn {
        get_type => || gtk_source_sys::gtk_source_completion_context_get_type(),
    }
}

#[derive(Clone, Default)]
pub struct CompletionContextBuilder {
    activation: Option<CompletionActivation>,
    completion: Option<Completion>,
}

impl CompletionContextBuilder {
    pub fn new() -> Self {
        Self::default()
    }

    pub fn build(self) -> CompletionContext {
        let mut properties: Vec<(&str, &dyn ToValue)> = vec![];
        if let Some(ref activation) = self.activation {
            properties.push(("activation", activation));
        }
        if let Some(ref completion) = self.completion {
            properties.push(("completion", completion));
        }
        glib::Object::new(CompletionContext::static_type(), &properties)
            .expect("object new")
            .downcast()
            .expect("downcast")
    }

    pub fn activation(mut self, activation: CompletionActivation) -> Self {
        self.activation = Some(activation);
        self
    }

    pub fn completion<P: IsA<Completion>>(mut self, completion: &P) -> Self {
        self.completion = Some(completion.clone().upcast());
        self
    }
}

pub const NONE_COMPLETION_CONTEXT: Option<&CompletionContext> = None;

pub trait CompletionContextExt: 'static {
    fn add_proposals<P: IsA<CompletionProvider>>(
        &self,
        provider: &P,
        proposals: &[CompletionProposal],
        finished: bool,
    );

    fn get_activation(&self) -> CompletionActivation;

    fn get_iter(&self) -> Option<gtk::TextIter>;

    fn set_property_activation(&self, activation: CompletionActivation);

    fn get_property_completion(&self) -> Option<Completion>;

    fn connect_cancelled<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;

    fn emit_cancelled(&self);

    fn connect_property_activation_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
}

impl<O: IsA<CompletionContext>> CompletionContextExt for O {
    fn add_proposals<P: IsA<CompletionProvider>>(
        &self,
        provider: &P,
        proposals: &[CompletionProposal],
        finished: bool,
    ) {
        unsafe {
            gtk_source_sys::gtk_source_completion_context_add_proposals(
                self.as_ref().to_glib_none().0,
                provider.as_ref().to_glib_none().0,
                proposals.to_glib_none().0,
                finished.to_glib(),
            );
        }
    }

    fn get_activation(&self) -> CompletionActivation {
        unsafe {
            from_glib(
                gtk_source_sys::gtk_source_completion_context_get_activation(
                    self.as_ref().to_glib_none().0,
                ),
            )
        }
    }

    fn get_iter(&self) -> Option<gtk::TextIter> {
        unsafe {
            let mut iter = gtk::TextIter::uninitialized();
            let ret = from_glib(gtk_source_sys::gtk_source_completion_context_get_iter(
                self.as_ref().to_glib_none().0,
                iter.to_glib_none_mut().0,
            ));
            if ret {
                Some(iter)
            } else {
                None
            }
        }
    }

    fn set_property_activation(&self, activation: CompletionActivation) {
        unsafe {
            gobject_sys::g_object_set_property(
                self.to_glib_none().0 as *mut gobject_sys::GObject,
                b"activation\0".as_ptr() as *const _,
                Value::from(&activation).to_glib_none().0,
            );
        }
    }

    fn get_property_completion(&self) -> Option<Completion> {
        unsafe {
            let mut value = Value::from_type(<Completion as StaticType>::static_type());
            gobject_sys::g_object_get_property(
                self.to_glib_none().0 as *mut gobject_sys::GObject,
                b"completion\0".as_ptr() as *const _,
                value.to_glib_none_mut().0,
            );
            value
                .get()
                .expect("Return Value for property `completion` getter")
        }
    }

    fn connect_cancelled<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn cancelled_trampoline<P, F: Fn(&P) + 'static>(
            this: *mut gtk_source_sys::GtkSourceCompletionContext,
            f: glib_sys::gpointer,
        ) where
            P: IsA<CompletionContext>,
        {
            let f: &F = &*(f as *const F);
            f(&CompletionContext::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"cancelled\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    cancelled_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    fn emit_cancelled(&self) {
        let _ = unsafe {
            glib::Object::from_glib_borrow(self.to_glib_none().0 as *mut gobject_sys::GObject)
                .emit("cancelled", &[])
                .unwrap()
        };
    }

    fn connect_property_activation_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_activation_trampoline<P, F: Fn(&P) + 'static>(
            this: *mut gtk_source_sys::GtkSourceCompletionContext,
            _param_spec: glib_sys::gpointer,
            f: glib_sys::gpointer,
        ) where
            P: IsA<CompletionContext>,
        {
            let f: &F = &*(f as *const F);
            f(&CompletionContext::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::activation\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_activation_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

impl fmt::Display for CompletionContext {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "CompletionContext")
    }
}