// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files.git)
// from webkit2gtk-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! {
    /// Allows to embed a custom widget in print dialog.
    ///
    /// A WebKitPrintCustomWidget allows to embed a custom widget in the print
    /// dialog by connecting to the `signal::PrintOperation::create-custom-widget`
    /// signal, creating a new WebKitPrintCustomWidget with
    /// [`new()`][Self::new()] and returning it from there. You can later
    /// use [`PrintOperationExt::run_dialog()`][crate::prelude::PrintOperationExt::run_dialog()] to display the dialog.
    ///
    /// # Implements
    ///
    /// [`PrintCustomWidgetExt`][trait@crate::prelude::PrintCustomWidgetExt], [`trait@glib::ObjectExt`]
    #[doc(alias = "WebKitPrintCustomWidget")]
    pub struct PrintCustomWidget(Object<ffi::WebKitPrintCustomWidget, ffi::WebKitPrintCustomWidgetClass>);

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

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

    /// Create a new [`PrintCustomWidget`][crate::PrintCustomWidget] with given `widget` and `title`.
    ///
    /// The `widget`
    /// ownership is taken and it is destroyed together with the dialog even if this
    /// object could still be alive at that point. You typically want to pass a container
    /// widget with multiple widgets in it.
    /// ## `widget`
    /// a [`gtk::Widget`][crate::gtk::Widget]
    /// ## `title`
    /// a `widget`'s title
    ///
    /// # Returns
    ///
    /// a new [`PrintOperation`][crate::PrintOperation].
    #[doc(alias = "webkit_print_custom_widget_new")]
    pub fn new(widget: &impl IsA<gtk::Widget>, title: &str) -> PrintCustomWidget {
        assert_initialized_main_thread!();
        unsafe {
            from_glib_full(ffi::webkit_print_custom_widget_new(
                widget.as_ref().to_glib_none().0,
                title.to_glib_none().0,
            ))
        }
    }

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

#[cfg(any(feature = "v2_16", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v2_16")))]
impl Default for PrintCustomWidget {
    fn default() -> Self {
        glib::object::Object::new::<Self>(&[])
    }
}

#[derive(Clone, Default)]
// rustdoc-stripper-ignore-next
/// A [builder-pattern] type to construct [`PrintCustomWidget`] 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 PrintCustomWidgetBuilder {
    #[cfg(any(feature = "v2_16", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v2_16")))]
    title: Option<String>,
    #[cfg(any(feature = "v2_16", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v2_16")))]
    widget: Option<gtk::Widget>,
}

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

    // rustdoc-stripper-ignore-next
    /// Build the [`PrintCustomWidget`].
    #[must_use = "Building the object from the builder is usually expensive and is not expected to have side effects"]
    pub fn build(self) -> PrintCustomWidget {
        let mut properties: Vec<(&str, &dyn ToValue)> = vec![];
        #[cfg(any(feature = "v2_16", feature = "dox"))]
        if let Some(ref title) = self.title {
            properties.push(("title", title));
        }
        #[cfg(any(feature = "v2_16", feature = "dox"))]
        if let Some(ref widget) = self.widget {
            properties.push(("widget", widget));
        }
        glib::Object::new::<PrintCustomWidget>(&properties)
    }

    /// The title of the custom widget.
    #[cfg(any(feature = "v2_16", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v2_16")))]
    pub fn title(mut self, title: &str) -> Self {
        self.title = Some(title.to_string());
        self
    }

    /// The custom [`gtk::Widget`][crate::gtk::Widget] that will be embedded in the dialog.
    #[cfg(any(feature = "v2_16", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v2_16")))]
    pub fn widget(mut self, widget: &impl IsA<gtk::Widget>) -> Self {
        self.widget = Some(widget.clone().upcast());
        self
    }
}

/// Trait containing all [`struct@PrintCustomWidget`] methods.
///
/// # Implementors
///
/// [`PrintCustomWidget`][struct@crate::PrintCustomWidget]
pub trait PrintCustomWidgetExt: 'static {
    /// Return the value of `property::PrintCustomWidget::title` property.
    ///
    /// Return the value of `property::PrintCustomWidget::title` property for the given
    /// `self` object.
    ///
    /// # Returns
    ///
    /// Title of the `self`.
    #[doc(alias = "webkit_print_custom_widget_get_title")]
    #[doc(alias = "get_title")]
    fn title(&self) -> Option<glib::GString>;

    /// Return the value of `property::PrintCustomWidget::widget` property.
    ///
    /// Return the value of `property::PrintCustomWidget::widget` property for the given
    /// `self` object. The returned value will always be valid if called
    /// from `signal::PrintCustomWidget::apply` or `signal::PrintCustomWidget::update`
    /// callbacks, but it will be [`None`] if called after the
    /// `signal::PrintCustomWidget::apply` signal is emitted.
    ///
    /// # Returns
    ///
    /// a [`gtk::Widget`][crate::gtk::Widget].
    #[doc(alias = "webkit_print_custom_widget_get_widget")]
    #[doc(alias = "get_widget")]
    fn widget(&self) -> Option<gtk::Widget>;

    /// Emitted right before the printing will start. You should read the information
    /// from the widget and update the content based on it if necessary. The widget
    /// is not guaranteed to be valid at a later time.
    #[cfg(any(feature = "v2_16", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v2_16")))]
    #[doc(alias = "apply")]
    fn connect_apply<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;

    /// Emitted after change of selected printer in the dialog. The actual page setup
    /// and print settings are available and the custom widget can actualize itself
    /// according to their values.
    /// ## `page_setup`
    /// actual page setup
    /// ## `print_settings`
    /// actual print settings
    #[cfg(any(feature = "v2_16", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v2_16")))]
    #[doc(alias = "update")]
    fn connect_update<F: Fn(&Self, &gtk::PageSetup, &gtk::PrintSettings) + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId;
}

impl<O: IsA<PrintCustomWidget>> PrintCustomWidgetExt for O {
    fn title(&self) -> Option<glib::GString> {
        unsafe {
            from_glib_none(ffi::webkit_print_custom_widget_get_title(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    fn widget(&self) -> Option<gtk::Widget> {
        unsafe {
            from_glib_none(ffi::webkit_print_custom_widget_get_widget(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    #[cfg(any(feature = "v2_16", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v2_16")))]
    fn connect_apply<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn apply_trampoline<P: IsA<PrintCustomWidget>, F: Fn(&P) + 'static>(
            this: *mut ffi::WebKitPrintCustomWidget,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(PrintCustomWidget::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"apply\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    apply_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[cfg(any(feature = "v2_16", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v2_16")))]
    fn connect_update<F: Fn(&Self, &gtk::PageSetup, &gtk::PrintSettings) + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn update_trampoline<
            P: IsA<PrintCustomWidget>,
            F: Fn(&P, &gtk::PageSetup, &gtk::PrintSettings) + 'static,
        >(
            this: *mut ffi::WebKitPrintCustomWidget,
            page_setup: *mut gtk::ffi::GtkPageSetup,
            print_settings: *mut gtk::ffi::GtkPrintSettings,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(
                PrintCustomWidget::from_glib_borrow(this).unsafe_cast_ref(),
                &from_glib_borrow(page_setup),
                &from_glib_borrow(print_settings),
            )
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"update\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    update_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

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