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jellyflow_runtime/io/config/
keys.rs

1use std::str::FromStr;
2
3use keyboard_types::Code as KeyCode;
4use serde::{Deserialize, Deserializer, Serialize, Serializer};
5
6/// Serialized key code (a `keyboard_types::Code`), stored as a string like `"Space"` or `"KeyA"`.
7///
8/// This is intentionally aligned with the `KeyboardEvent.code` naming used by XyFlow for
9/// `panActivationKeyCode`.
10#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
11pub struct NodeGraphKeyCode(pub KeyCode);
12
13impl Serialize for NodeGraphKeyCode {
14    fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
15        serializer.serialize_str(&self.0.to_string())
16    }
17}
18
19impl<'de> Deserialize<'de> for NodeGraphKeyCode {
20    fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
21        let s = String::deserialize(deserializer)?;
22        let code = KeyCode::from_str(&s)
23            .map_err(|_| serde::de::Error::custom(format!("unrecognized key code: {s}")))?;
24        Ok(Self(code))
25    }
26}
27
28/// Delete key binding for removing the current selection (XyFlow `deleteKeyCode`).
29#[derive(Debug, Default, Clone, Copy, PartialEq, Eq, Hash, Serialize, Deserialize)]
30#[serde(rename_all = "snake_case")]
31pub enum NodeGraphDeleteKey {
32    /// Delete is disabled.
33    None,
34    /// Use Backspace (XyFlow default).
35    #[default]
36    Backspace,
37    /// Use Delete.
38    Delete,
39    /// Accept either Backspace or Delete.
40    BackspaceOrDelete,
41}
42
43impl NodeGraphDeleteKey {
44    pub fn matches(self, key: KeyCode) -> bool {
45        match self {
46            Self::None => false,
47            Self::Backspace => key == KeyCode::Backspace,
48            Self::Delete => key == KeyCode::Delete,
49            Self::BackspaceOrDelete => matches!(key, KeyCode::Backspace | KeyCode::Delete),
50        }
51    }
52}