// 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::object::Cast;
use glib::object::IsA;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use glib::StaticType;
use glib::ToValue;
use std::boxed::Box as Box_;
use std::fmt;
use std::mem::transmute;

glib::wrapper! {
    /// A [`EntryBuffer`][crate::EntryBuffer] hold the text displayed in a [`Text`][crate::Text] widget.
    ///
    /// A single [`EntryBuffer`][crate::EntryBuffer] object can be shared by multiple widgets
    /// which will then share the same text content, but not the cursor
    /// position, visibility attributes, icon etc.
    ///
    /// [`EntryBuffer`][crate::EntryBuffer] may be derived from. Such a derived class might allow
    /// text to be stored in an alternate location, such as non-pageable memory,
    /// useful in the case of important passwords. Or a derived class could
    /// integrate with an application’s concept of undo/redo.
    ///
    /// # Implements
    ///
    /// [`EntryBufferExt`][trait@crate::prelude::EntryBufferExt], [`trait@glib::ObjectExt`], [`EntryBufferExtManual`][trait@crate::prelude::EntryBufferExtManual]
    #[doc(alias = "GtkEntryBuffer")]
    pub struct EntryBuffer(Object<ffi::GtkEntryBuffer, ffi::GtkEntryBufferClass>);

    match fn {
        type_ => || ffi::gtk_entry_buffer_get_type(),
    }
}

impl EntryBuffer {
    pub const NONE: Option<&'static EntryBuffer> = None;

    // rustdoc-stripper-ignore-next
    /// Creates a new builder-pattern struct instance to construct [`EntryBuffer`] objects.
    ///
    /// This method returns an instance of [`EntryBufferBuilder`](crate::builders::EntryBufferBuilder) which can be used to create [`EntryBuffer`] objects.
    pub fn builder() -> EntryBufferBuilder {
        EntryBufferBuilder::default()
    }
}

#[derive(Clone, Default)]
// rustdoc-stripper-ignore-next
/// A [builder-pattern] type to construct [`EntryBuffer`] objects.
///
/// [builder-pattern]: https://doc.rust-lang.org/1.0.0/style/ownership/builders.html
#[must_use = "The builder must be built to be used"]
pub struct EntryBufferBuilder {
    max_length: Option<i32>,
    text: Option<String>,
}

impl EntryBufferBuilder {
    // rustdoc-stripper-ignore-next
    /// Create a new [`EntryBufferBuilder`].
    pub fn new() -> Self {
        Self::default()
    }

    // rustdoc-stripper-ignore-next
    /// Build the [`EntryBuffer`].
    #[must_use = "Building the object from the builder is usually expensive and is not expected to have side effects"]
    pub fn build(self) -> EntryBuffer {
        let mut properties: Vec<(&str, &dyn ToValue)> = vec![];
        if let Some(ref max_length) = self.max_length {
            properties.push(("max-length", max_length));
        }
        if let Some(ref text) = self.text {
            properties.push(("text", text));
        }
        glib::Object::new::<EntryBuffer>(&properties)
    }

    /// The maximum length (in characters) of the text in the buffer.
    pub fn max_length(mut self, max_length: i32) -> Self {
        self.max_length = Some(max_length);
        self
    }

    /// The contents of the buffer.
    pub fn text(mut self, text: &str) -> Self {
        self.text = Some(text.to_string());
        self
    }
}

/// Trait containing all [`struct@EntryBuffer`] methods.
///
/// # Implementors
///
/// [`EntryBuffer`][struct@crate::EntryBuffer], [`PasswordEntryBuffer`][struct@crate::PasswordEntryBuffer]
pub trait EntryBufferExt: 'static {
    /// Used when subclassing [`EntryBuffer`][crate::EntryBuffer].
    /// ## `position`
    /// position at which text was deleted
    /// ## `n_chars`
    /// number of characters deleted
    #[doc(alias = "gtk_entry_buffer_emit_deleted_text")]
    fn emit_deleted_text(&self, position: u32, n_chars: u32);

    /// Used when subclassing [`EntryBuffer`][crate::EntryBuffer].
    /// ## `position`
    /// position at which text was inserted
    /// ## `chars`
    /// text that was inserted
    /// ## `n_chars`
    /// number of characters inserted
    #[doc(alias = "gtk_entry_buffer_emit_inserted_text")]
    fn emit_inserted_text(&self, position: u32, chars: &str, n_chars: u32);

    #[doc(alias = "length")]
    fn connect_length_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;

    #[doc(alias = "max-length")]
    fn connect_max_length_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;

    #[doc(alias = "text")]
    fn connect_text_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
}

impl<O: IsA<EntryBuffer>> EntryBufferExt for O {
    fn emit_deleted_text(&self, position: u32, n_chars: u32) {
        unsafe {
            ffi::gtk_entry_buffer_emit_deleted_text(
                self.as_ref().to_glib_none().0,
                position,
                n_chars,
            );
        }
    }

    fn emit_inserted_text(&self, position: u32, chars: &str, n_chars: u32) {
        unsafe {
            ffi::gtk_entry_buffer_emit_inserted_text(
                self.as_ref().to_glib_none().0,
                position,
                chars.to_glib_none().0,
                n_chars,
            );
        }
    }

    fn connect_length_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_length_trampoline<P: IsA<EntryBuffer>, F: Fn(&P) + 'static>(
            this: *mut ffi::GtkEntryBuffer,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(EntryBuffer::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::length\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_length_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    fn connect_max_length_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_max_length_trampoline<
            P: IsA<EntryBuffer>,
            F: Fn(&P) + 'static,
        >(
            this: *mut ffi::GtkEntryBuffer,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(EntryBuffer::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::max-length\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_max_length_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    fn connect_text_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_text_trampoline<P: IsA<EntryBuffer>, F: Fn(&P) + 'static>(
            this: *mut ffi::GtkEntryBuffer,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(EntryBuffer::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::text\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_text_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

impl fmt::Display for EntryBuffer {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        f.write_str("EntryBuffer")
    }
}