gtk/auto/
tree_drag_dest.rs

1// This file was generated by gir (https://github.com/gtk-rs/gir)
2// from gir-files (https://github.com/gtk-rs/gir-files)
3// DO NOT EDIT
4
5use crate::{SelectionData, TreePath};
6use glib::{prelude::*, translate::*};
7use std::fmt;
8
9glib::wrapper! {
10    ///
11    ///
12    /// # Implements
13    ///
14    /// [`TreeDragDestExt`][trait@crate::prelude::TreeDragDestExt]
15    #[doc(alias = "GtkTreeDragDest")]
16    pub struct TreeDragDest(Interface<ffi::GtkTreeDragDest, ffi::GtkTreeDragDestIface>);
17
18    match fn {
19        type_ => || ffi::gtk_tree_drag_dest_get_type(),
20    }
21}
22
23impl TreeDragDest {
24    pub const NONE: Option<&'static TreeDragDest> = None;
25}
26
27mod sealed {
28    pub trait Sealed {}
29    impl<T: super::IsA<super::TreeDragDest>> Sealed for T {}
30}
31
32/// Trait containing all [`struct@TreeDragDest`] methods.
33///
34/// # Implementors
35///
36/// [`ListStore`][struct@crate::ListStore], [`TreeDragDest`][struct@crate::TreeDragDest], [`TreeStore`][struct@crate::TreeStore]
37pub trait TreeDragDestExt: IsA<TreeDragDest> + sealed::Sealed + 'static {
38    /// Asks the [`TreeDragDest`][crate::TreeDragDest] to insert a row before the path `dest`,
39    /// deriving the contents of the row from `selection_data`. If `dest` is
40    /// outside the tree so that inserting before it is impossible, [`false`]
41    /// will be returned. Also, [`false`] may be returned if the new row is
42    /// not created for some model-specific reason. Should robustly handle
43    /// a `dest` no longer found in the model!
44    /// ## `dest`
45    /// row to drop in front of
46    /// ## `selection_data`
47    /// data to drop
48    ///
49    /// # Returns
50    ///
51    /// whether a new row was created before position `dest`
52    #[doc(alias = "gtk_tree_drag_dest_drag_data_received")]
53    fn drag_data_received(&self, dest: &mut TreePath, selection_data: &mut SelectionData) -> bool {
54        unsafe {
55            from_glib(ffi::gtk_tree_drag_dest_drag_data_received(
56                self.as_ref().to_glib_none().0,
57                dest.to_glib_none_mut().0,
58                selection_data.to_glib_none_mut().0,
59            ))
60        }
61    }
62
63    /// Determines whether a drop is possible before the given `dest_path`,
64    /// at the same depth as `dest_path`. i.e., can we drop the data in
65    /// `selection_data` at that location. `dest_path` does not have to
66    /// exist; the return value will almost certainly be [`false`] if the
67    /// parent of `dest_path` doesn’t exist, though.
68    /// ## `dest_path`
69    /// destination row
70    /// ## `selection_data`
71    /// the data being dragged
72    ///
73    /// # Returns
74    ///
75    /// [`true`] if a drop is possible before `dest_path`
76    #[doc(alias = "gtk_tree_drag_dest_row_drop_possible")]
77    fn row_drop_possible(
78        &self,
79        dest_path: &mut TreePath,
80        selection_data: &mut SelectionData,
81    ) -> bool {
82        unsafe {
83            from_glib(ffi::gtk_tree_drag_dest_row_drop_possible(
84                self.as_ref().to_glib_none().0,
85                dest_path.to_glib_none_mut().0,
86                selection_data.to_glib_none_mut().0,
87            ))
88        }
89    }
90}
91
92impl<O: IsA<TreeDragDest>> TreeDragDestExt for O {}
93
94impl fmt::Display for TreeDragDest {
95    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
96        f.write_str("TreeDragDest")
97    }
98}
gtk/auto/tree_drag_dest.rs

gtk/auto/
tree_drag_dest.rs
