core_foundation/
attributed_string.rs

1// Copyright 2013 The Servo Project Developers. See the COPYRIGHT
2// file at the top-level directory of this distribution.
3//
4// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
5// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
6// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
7// option. This file may not be copied, modified, or distributed
8// except according to those terms.
9
10pub use core_foundation_sys::attributed_string::*;
11
12use crate::base::TCFType;
13use crate::string::{CFString, CFStringRef};
14use core_foundation_sys::base::{kCFAllocatorDefault, CFIndex, CFRange};
15use std::ptr::null;
16
17declare_TCFType! {
18    CFAttributedString, CFAttributedStringRef
19}
20impl_TCFType!(
21    CFAttributedString,
22    CFAttributedStringRef,
23    CFAttributedStringGetTypeID
24);
25
26impl CFAttributedString {
27    #[inline]
28    pub fn new(string: &CFString) -> Self {
29        unsafe {
30            let astr_ref =
31                CFAttributedStringCreate(kCFAllocatorDefault, string.as_concrete_TypeRef(), null());
32
33            CFAttributedString::wrap_under_create_rule(astr_ref)
34        }
35    }
36
37    #[inline]
38    pub fn char_len(&self) -> CFIndex {
39        unsafe { CFAttributedStringGetLength(self.0) }
40    }
41}
42
43declare_TCFType! {
44    CFMutableAttributedString, CFMutableAttributedStringRef
45}
46impl_TCFType!(
47    CFMutableAttributedString,
48    CFMutableAttributedStringRef,
49    CFAttributedStringGetTypeID
50);
51
52impl CFMutableAttributedString {
53    #[inline]
54    pub fn new() -> Self {
55        unsafe {
56            let astr_ref = CFAttributedStringCreateMutable(kCFAllocatorDefault, 0);
57
58            CFMutableAttributedString::wrap_under_create_rule(astr_ref)
59        }
60    }
61
62    #[inline]
63    pub fn char_len(&self) -> CFIndex {
64        unsafe { CFAttributedStringGetLength(self.0) }
65    }
66
67    #[inline]
68    pub fn replace_str(&mut self, string: &CFString, range: CFRange) {
69        unsafe {
70            CFAttributedStringReplaceString(self.0, range, string.as_concrete_TypeRef());
71        }
72    }
73
74    #[inline]
75    pub fn set_attribute<T: TCFType>(&mut self, range: CFRange, name: CFStringRef, value: &T) {
76        unsafe {
77            CFAttributedStringSetAttribute(self.0, range, name, value.as_CFTypeRef());
78        }
79    }
80}
81
82impl Default for CFMutableAttributedString {
83    fn default() -> Self {
84        Self::new()
85    }
86}
87
88#[cfg(test)]
89mod tests {
90    use super::*;
91
92    #[test]
93    fn attributed_string_type_id_comparison() {
94        // CFMutableAttributedString TypeID must be equal to CFAttributedString TypeID.
95        // Compilation must not fail.
96        assert_eq!(
97            <CFAttributedString as TCFType>::type_id(),
98            <CFMutableAttributedString as TCFType>::type_id()
99        );
100    }
101}
core_foundation/attributed_string.rs

core_foundation/
attributed_string.rs
