gtk4/
entry_buffer.rs

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1// Take a look at the license at the top of the repository in the LICENSE file.
2
3use glib::{translate::*, GString};
4use libc::{c_int, c_uint};
5
6use crate::{ffi, prelude::*, EntryBuffer};
7
8impl EntryBuffer {
9    /// Create a new [`EntryBuffer`][crate::EntryBuffer] object.
10    ///
11    /// Optionally, specify initial text to set in the buffer.
12    /// ## `initial_chars`
13    /// initial buffer text
14    /// ## `n_initial_chars`
15    /// number of characters in @initial_chars, or -1
16    ///
17    /// # Returns
18    ///
19    /// A new [`EntryBuffer`][crate::EntryBuffer] object.
20    #[doc(alias = "gtk_entry_buffer_new")]
21    pub fn new(initial_chars: impl IntoOptionalGStr) -> Self {
22        assert_initialized_main_thread!();
23        unsafe {
24            initial_chars.run_with_gstr(|initial_chars| {
25                from_glib_full(ffi::gtk_entry_buffer_new(
26                    initial_chars.to_glib_none().0,
27                    -1,
28                ))
29            })
30        }
31    }
32}
33
34macro_rules! to_u16 {
35    ($e:expr) => (
36        {
37            let x = $e;
38            assert!(x as usize <= u16::MAX as usize,
39                "Unexpected value exceeding `u16` range");
40            x as u16
41        }
42    )
43}
44mod sealed {
45    pub trait Sealed {}
46    impl<T: super::IsA<super::EntryBuffer>> Sealed for T {}
47}
48
49// rustdoc-stripper-ignore-next
50/// Trait containing manually implemented methods of
51/// [`EntryBuffer`](crate::EntryBuffer).
52pub trait EntryBufferExtManual: sealed::Sealed + IsA<EntryBuffer> + 'static {
53    #[doc(alias = "gtk_entry_buffer_delete_text")]
54    fn delete_text(&self, position: u16, n_chars: Option<u16>) -> u16 {
55        unsafe {
56            to_u16!(ffi::gtk_entry_buffer_delete_text(
57                self.as_ref().to_glib_none().0,
58                position as c_uint,
59                n_chars.map(|n| n as c_int).unwrap_or(-1)
60            ))
61        }
62    }
63
64    #[doc(alias = "gtk_entry_buffer_get_bytes")]
65    #[doc(alias = "get_bytes")]
66    fn bytes(&self) -> usize {
67        unsafe { ffi::gtk_entry_buffer_get_bytes(self.as_ref().to_glib_none().0) as _ }
68    }
69
70    #[doc(alias = "gtk_entry_buffer_get_length")]
71    #[doc(alias = "get_length")]
72    fn length(&self) -> u16 {
73        unsafe {
74            to_u16!(ffi::gtk_entry_buffer_get_length(
75                self.as_ref().to_glib_none().0
76            ))
77        }
78    }
79
80    #[doc(alias = "gtk_entry_buffer_get_max_length")]
81    #[doc(alias = "get_max_length")]
82    fn max_length(&self) -> Option<u16> {
83        unsafe {
84            match ffi::gtk_entry_buffer_get_max_length(self.as_ref().to_glib_none().0) {
85                0 => None,
86                x => Some(to_u16!(x)),
87            }
88        }
89    }
90
91    #[doc(alias = "gtk_entry_buffer_get_text")]
92    #[doc(alias = "get_text")]
93    fn text(&self) -> GString {
94        unsafe {
95            from_glib_none(ffi::gtk_entry_buffer_get_text(
96                self.as_ref().to_glib_none().0,
97            ))
98        }
99    }
100
101    #[doc(alias = "gtk_entry_buffer_insert_text")]
102    fn insert_text(&self, position: u16, chars: impl IntoGStr) -> u16 {
103        unsafe {
104            chars.run_with_gstr(|chars| {
105                to_u16!(ffi::gtk_entry_buffer_insert_text(
106                    self.as_ref().to_glib_none().0,
107                    position as c_uint,
108                    chars.as_ptr(),
109                    -1
110                ))
111            })
112        }
113    }
114
115    #[doc(alias = "gtk_entry_buffer_set_max_length")]
116    fn set_max_length(&self, max_length: Option<u16>) {
117        unsafe {
118            assert_ne!(max_length, Some(0), "Zero maximum length not supported");
119            ffi::gtk_entry_buffer_set_max_length(
120                self.as_ref().to_glib_none().0,
121                max_length.unwrap_or(0) as c_int,
122            );
123        }
124    }
125
126    #[doc(alias = "gtk_entry_buffer_set_text")]
127    fn set_text(&self, chars: impl IntoGStr) {
128        unsafe {
129            chars.run_with_gstr(|chars| {
130                ffi::gtk_entry_buffer_set_text(self.as_ref().to_glib_none().0, chars.as_ptr(), -1);
131            })
132        }
133    }
134}
135
136impl<O: IsA<EntryBuffer>> EntryBufferExtManual for O {}
137
138impl Default for EntryBuffer {
139    fn default() -> Self {
140        glib::Object::new()
141    }
142}
143
144impl std::fmt::Write for EntryBuffer {
145    fn write_str(&mut self, s: &str) -> std::fmt::Result {
146        let pos = self.length();
147        self.insert_text(pos, s);
148        Ok(())
149    }
150}
gtk4/entry_buffer.rs

gtk4/
entry_buffer.rs
