feat(config): implement search_shortcut field

espanso-config/src/config/mod.rs

@@ -114,6 +114,9 @@ pub trait Config: Send + Sync {
   // Trigger used to show the Search UI
   fn search_trigger(&self) -> Option<String>;
 
+  // Hotkey used to trigger the Search UI
+  fn search_shortcut(&self) -> Option<String>;
+
   fn is_match<'a>(&self, app: &AppProperties<'a>) -> bool;
 
   fn pretty_dump(&self) -> String {

espanso-config/src/config/parse/mod.rs

@@ -38,6 +38,7 @@ pub(crate) struct ParsedConfig {
   pub backspace_limit: Option<usize>,
   pub apply_patch: Option<bool>,
   pub search_trigger: Option<String>,
+  pub search_shortcut: Option<String>,
 
   pub pre_paste_delay: Option<usize>,
   pub restore_clipboard_delay: Option<usize>,
@@ -46,7 +47,6 @@ pub(crate) struct ParsedConfig {
   pub key_delay: Option<usize>,
   pub keyboard_layout: Option<BTreeMap<String, String>>,
 
-
   // Includes
   pub includes: Option<Vec<String>>,
   pub excludes: Option<Vec<String>>,

espanso-config/src/config/parse/yaml.rs

@@ -85,6 +85,9 @@ pub(crate) struct YAMLConfig {
   #[serde(default)]
   pub search_trigger: Option<String>,
 
+  #[serde(default)]
+  pub search_shortcut: Option<String>,
+
   // Include/Exclude
   #[serde(default)]
   pub includes: Option<Vec<String>>,
@@ -159,6 +162,7 @@ impl TryFrom<YAMLConfig> for ParsedConfig {
           .collect()
       }),
       search_trigger: yaml_config.search_trigger,
+      search_shortcut: yaml_config.search_shortcut,
 
       pre_paste_delay: yaml_config.pre_paste_delay,
       restore_clipboard_delay: yaml_config.restore_clipboard_delay,
@@ -211,6 +215,7 @@ mod tests {
       variant: test_variant
       options: test_options
     search_trigger: "search"
+    search_shortcut: "CTRL+SPACE"
       
     use_standard_includes: true
     includes: ["test1"]
@@ -255,6 +260,7 @@ mod tests {
         apply_patch: Some(false),
         keyboard_layout: Some(keyboard_layout),
         search_trigger: Some("search".to_owned()),
+        search_shortcut: Some("CTRL+SPACE".to_owned()),
 
         pre_paste_delay: Some(300),
 

espanso-config/src/config/resolve.rs

@@ -282,6 +282,14 @@ impl Config for ResolvedConfig {
       None => Some("jkj".to_string()),
     }
   }
+
+  fn search_shortcut(&self) -> Option<String> {
+    match self.parsed.search_shortcut.as_deref() {
+      Some("OFF") | Some("off") => None,
+      Some(x) => Some(x.to_string()),
+      None => Some("ALT+SPACE".to_string()),
+    }
+  }
 }
 
 impl ResolvedConfig {
@@ -356,6 +364,7 @@ impl ResolvedConfig {
       backspace_limit,
       keyboard_layout,
       search_trigger,
+      search_shortcut,
       includes,
       excludes,
       extra_includes,

espanso-config/src/legacy/mod.rs

@@ -362,6 +362,10 @@ impl Config for LegacyInteropConfig {
   fn search_trigger(&self) -> Option<String> {
     None
   }
+
+  fn search_shortcut(&self) -> Option<String> {
+    None
+  }
 }
 
 struct LegacyMatchGroup {