1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
use crate::reply::Node;
impl Node {
pub fn find_as_ref<F>(&self, predicate: F) -> Option<&Node>
where
F: Copy + Fn(&Node) -> bool,
{
if predicate(self) {
return Some(self);
}
for node in &self.nodes {
let node = node.find_as_ref(predicate);
if node.is_some() {
return node;
}
}
for node in &self.floating_nodes {
let node = node.find_as_ref(predicate);
if node.is_some() {
return node;
}
}
None
}
pub fn find<F>(self, predicate: F) -> Option<Node>
where
F: Copy + Fn(&Node) -> bool,
{
if predicate(&self) {
return Some(self);
}
let Node {
nodes,
floating_nodes,
..
} = self;
for node in nodes {
let node = node.find(predicate);
if node.is_some() {
return node;
}
}
for node in floating_nodes {
let node = node.find(predicate);
if node.is_some() {
return node;
}
}
None
}
pub fn find_focused_as_ref<F>(&self, predicate: F) -> Option<&Node>
where
F: Copy + Fn(&Node) -> bool,
{
if predicate(self) {
return Some(self);
}
if self.focus.is_empty() {
return None;
}
let first = self.focus[0];
for node in &self.nodes {
if node.id == first {
return node.find_focused_as_ref(predicate);
}
}
for node in &self.floating_nodes {
if node.id == first {
return node.find_focused_as_ref(predicate);
}
}
None
}
pub fn find_focused<F>(self, predicate: F) -> Option<Node>
where
F: Copy + Fn(&Node) -> bool,
{
if predicate(&self) {
return Some(self);
}
let Node {
nodes,
floating_nodes,
focus,
..
} = self;
if focus.is_empty() {
return None;
}
let first = focus[0];
for node in nodes {
if node.id == first {
return node.find_focused(predicate);
}
}
for node in floating_nodes {
if node.id == first {
return node.find_focused(predicate);
}
}
None
}
}
