// Take a look at the license at the top of the repository in the LICENSE file.

use glib::object::{Cast, IsA};
use glib::translate::*;
use libc::c_char;
use std::ptr;

use crate::{ButtonsType, DialogFlags, MessageDialog, MessageType, Widget, Window};

impl MessageDialog {
    /// Creates a new message dialog.
    ///
    /// This is a simple dialog with some text the user may want to see.
    /// When the user clicks a button a “response” signal is emitted with
    /// response IDs from [`ResponseType`][crate::ResponseType]. See [`Dialog`][crate::Dialog]
    /// for more details.
    /// ## `parent`
    /// transient parent
    /// ## `flags`
    /// flags
    /// ## `type_`
    /// type of message
    /// ## `buttons`
    /// set of buttons to use
    /// ## `message_format`
    /// printf()-style format string
    ///
    /// # Returns
    ///
    /// a new [`MessageDialog`][crate::MessageDialog]
    #[doc(alias = "gtk_message_dialog_new")]
    pub fn new(
        parent: Option<&impl IsA<Window>>,
        flags: DialogFlags,
        type_: MessageType,
        buttons: ButtonsType,
        message: &str,
    ) -> Self {
        assert_initialized_main_thread!();
        unsafe {
            let message: Stash<*const c_char, _> = message.to_glib_none();
            Widget::from_glib_none(ffi::gtk_message_dialog_new(
                parent.map(|p| p.as_ref()).to_glib_none().0,
                flags.into_glib(),
                type_.into_glib(),
                buttons.into_glib(),
                b"%s\0".as_ptr() as *const c_char,
                message.0,
                ptr::null::<c_char>(),
            ))
            .unsafe_cast()
        }
    }

    /// Creates a new message dialog.
    ///
    /// This is a simple dialog with some text that is marked up with
    /// Pango markup. When the user clicks a button a “response” signal
    /// is emitted with response IDs from [`ResponseType`][crate::ResponseType]. See
    /// [`Dialog`][crate::Dialog] for more details.
    ///
    /// Special XML characters in the printf() arguments passed to this
    /// function will automatically be escaped as necessary.
    /// (See g_markup_printf_escaped() for how this is implemented.)
    /// Usually this is what you want, but if you have an existing
    /// Pango markup string that you want to use literally as the
    /// label, then you need to use [`set_markup()`][Self::set_markup()]
    /// instead, since you can’t pass the markup string either
    /// as the format (it might contain “%” characters) or as a string
    /// argument.
    ///
    /// **⚠️ The following code is in c ⚠️**
    ///
    /// ```c
    /// GtkWidget *dialog;
    /// GtkDialogFlags flags = GTK_DIALOG_DESTROY_WITH_PARENT;
    /// dialog = gtk_message_dialog_new (parent_window,
    ///                                  flags,
    ///                                  GTK_MESSAGE_ERROR,
    ///                                  GTK_BUTTONS_CLOSE,
    ///                                  NULL);
    /// gtk_message_dialog_set_markup (GTK_MESSAGE_DIALOG (dialog),
    ///                                markup);
    /// ```
    /// ## `parent`
    /// transient parent
    /// ## `flags`
    /// flags
    /// ## `type_`
    /// type of message
    /// ## `buttons`
    /// set of buttons to use
    /// ## `message_format`
    /// printf()-style format string
    ///
    /// # Returns
    ///
    /// a new [`MessageDialog`][crate::MessageDialog]
    #[doc(alias = "gtk_message_dialog_new_with_markup")]
    #[doc(alias = "new_with_markup")]
    pub fn with_markup(
        parent: Option<&impl IsA<Window>>,
        flags: DialogFlags,
        type_: MessageType,
        buttons: ButtonsType,
        message: Option<&str>,
    ) -> Self {
        assert_initialized_main_thread!();
        unsafe {
            Widget::from_glib_none(ffi::gtk_message_dialog_new_with_markup(
                parent.map(|p| p.as_ref()).to_glib_none().0,
                flags.into_glib(),
                type_.into_glib(),
                buttons.into_glib(),
                message.to_glib_none().0,
            ))
            .unsafe_cast()
        }
    }

    /// Sets the secondary text of the message dialog.
    ///
    /// The @message_format is assumed to contain Pango markup.
    ///
    /// Due to an oversight, this function does not escape special
    /// XML characters like [`with_markup()`][Self::with_markup()]
    /// does. Thus, if the arguments may contain special XML characters,
    /// you should use g_markup_printf_escaped() to escape it.
    ///
    /// **⚠️ The following code is in c ⚠️**
    ///
    /// ```c
    /// char *msg;
    ///
    /// msg = g_markup_printf_escaped (message_format, ...);
    /// gtk_message_dialog_format_secondary_markup (message_dialog,
    ///                                             "%s", msg);
    /// g_free (msg);
    /// ```
    /// ## `message_format`
    /// printf()-style string with Pango markup
    #[doc(alias = "gtk_message_dialog_format_secondary_markup")]
    pub fn format_secondary_markup(&self, message: Option<&str>) {
        unsafe {
            ffi::gtk_message_dialog_format_secondary_markup(
                self.to_glib_none().0,
                message.to_glib_none().0,
            )
        }
    }

    /// Sets the secondary text of the message dialog.
    /// ## `message_format`
    /// printf()-style format string
    #[doc(alias = "gtk_message_dialog_format_secondary_text")]
    pub fn format_secondary_text(&self, message: Option<&str>) {
        unsafe {
            ffi::gtk_message_dialog_format_secondary_text(
                self.to_glib_none().0,
                message.to_glib_none().0,
            )
        }
    }
}

impl Default for MessageDialog {
    fn default() -> Self {
        glib::object::Object::new::<Self>(&[])
            .expect("Can't construct MessageDialog object with default parameters")
    }
}