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// 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 crate::SelectionData;
use crate::TreePath;
use glib::object::IsA;
use glib::translate::*;
use std::fmt;
glib::wrapper! {
///
///
/// # Implements
///
/// [`TreeDragDestExt`][trait@crate::prelude::TreeDragDestExt]
#[doc(alias = "GtkTreeDragDest")]
pub struct TreeDragDest(Interface<ffi::GtkTreeDragDest, ffi::GtkTreeDragDestIface>);
match fn {
type_ => || ffi::gtk_tree_drag_dest_get_type(),
}
}
impl TreeDragDest {
pub const NONE: Option<&'static TreeDragDest> = None;
}
/// Trait containing all [`struct@TreeDragDest`] methods.
///
/// # Implementors
///
/// [`ListStore`][struct@crate::ListStore], [`TreeDragDest`][struct@crate::TreeDragDest], [`TreeStore`][struct@crate::TreeStore]
pub trait TreeDragDestExt: 'static {
/// Asks the [`TreeDragDest`][crate::TreeDragDest] to insert a row before the path `dest`,
/// deriving the contents of the row from `selection_data`. If `dest` is
/// outside the tree so that inserting before it is impossible, [`false`]
/// will be returned. Also, [`false`] may be returned if the new row is
/// not created for some model-specific reason. Should robustly handle
/// a `dest` no longer found in the model!
/// ## `dest`
/// row to drop in front of
/// ## `selection_data`
/// data to drop
///
/// # Returns
///
/// whether a new row was created before position `dest`
#[doc(alias = "gtk_tree_drag_dest_drag_data_received")]
fn drag_data_received(&self, dest: &mut TreePath, selection_data: &mut SelectionData) -> bool;
/// Determines whether a drop is possible before the given `dest_path`,
/// at the same depth as `dest_path`. i.e., can we drop the data in
/// `selection_data` at that location. `dest_path` does not have to
/// exist; the return value will almost certainly be [`false`] if the
/// parent of `dest_path` doesn’t exist, though.
/// ## `dest_path`
/// destination row
/// ## `selection_data`
/// the data being dragged
///
/// # Returns
///
/// [`true`] if a drop is possible before `dest_path`
#[doc(alias = "gtk_tree_drag_dest_row_drop_possible")]
fn row_drop_possible(
&self,
dest_path: &mut TreePath,
selection_data: &mut SelectionData,
) -> bool;
}
impl<O: IsA<TreeDragDest>> TreeDragDestExt for O {
fn drag_data_received(&self, dest: &mut TreePath, selection_data: &mut SelectionData) -> bool {
unsafe {
from_glib(ffi::gtk_tree_drag_dest_drag_data_received(
self.as_ref().to_glib_none().0,
dest.to_glib_none_mut().0,
selection_data.to_glib_none_mut().0,
))
}
}
fn row_drop_possible(
&self,
dest_path: &mut TreePath,
selection_data: &mut SelectionData,
) -> bool {
unsafe {
from_glib(ffi::gtk_tree_drag_dest_row_drop_possible(
self.as_ref().to_glib_none().0,
dest_path.to_glib_none_mut().0,
selection_data.to_glib_none_mut().0,
))
}
}
}
impl fmt::Display for TreeDragDest {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str("TreeDragDest")
}
}