1 files changed, 63 insertions, 0 deletions
diff --git a/alacritty/src/config/ui_config.rs b/alacritty/src/config/ui_config.rs
new file mode 100644
index 00000000..6230c5bb
--- /dev/null
+++ b/alacritty/src/config/ui_config.rs
@@ -0,0 +1,63 @@
+use serde::{Deserialize, Deserializer};
+
+use alacritty_terminal::config::failure_default;
+
+use crate::config::bindings::{self, Binding, KeyBinding, MouseBinding};
+use crate::config::mouse::Mouse;
+
+#[derive(Debug, PartialEq, Deserialize)]
+pub struct UIConfig {
+    #[serde(default, deserialize_with = "failure_default")]
+    pub mouse: Mouse,
+
+    /// Keybindings
+    #[serde(default = "default_key_bindings", deserialize_with = "deserialize_key_bindings")]
+    pub key_bindings: Vec<KeyBinding>,
+
+    /// Bindings for the mouse
+    #[serde(default = "default_mouse_bindings", deserialize_with = "deserialize_mouse_bindings")]
+    pub mouse_bindings: Vec<MouseBinding>,
+}
+
+fn default_key_bindings() -> Vec<KeyBinding> {
+    bindings::default_key_bindings()
+}
+
+fn default_mouse_bindings() -> Vec<MouseBinding> {
+    bindings::default_mouse_bindings()
+}
+
+fn deserialize_key_bindings<'a, D>(deserializer: D) -> Result<Vec<KeyBinding>, D::Error>
+where
+    D: Deserializer<'a>,
+{
+    deserialize_bindings(deserializer, bindings::default_key_bindings())
+}
+
+fn deserialize_mouse_bindings<'a, D>(deserializer: D) -> Result<Vec<MouseBinding>, D::Error>
+where
+    D: Deserializer<'a>,
+{
+    deserialize_bindings(deserializer, bindings::default_mouse_bindings())
+}
+
+fn deserialize_bindings<'a, D, T>(
+    deserializer: D,
+    mut default: Vec<Binding<T>>,
+) -> Result<Vec<Binding<T>>, D::Error>
+where
+    D: Deserializer<'a>,
+    T: Copy + Eq,
+    Binding<T>: Deserialize<'a>,
+{
+    let mut bindings: Vec<Binding<T>> = failure_default(deserializer)?;
+
+    // Remove matching default bindings
+    for binding in bindings.iter() {
+        default.retain(|b| !b.triggers_match(binding));
+    }
+
+    bindings.extend(default);
+
+    Ok(bindings)
+}