Custom file picker percentage width

book/src/configuration.md

@@ -23,6 +23,7 @@ To override global configuration parameters, create a `config.toml` file located
 | `idle-timeout` | Time in milliseconds since last keypress before idle timers trigger. Used for autocompletion, set to 0 for instant. | `400` |
 | `completion-trigger-len` | The min-length of word under cursor to trigger autocompletion | `2` |
 | `auto-info` | Whether to display infoboxes | `true` |
+| `file-picker-width` | File picker percentage width | `0.5` |
 
 ## LSP
 

helix-term/src/ui/picker.rs

@@ -166,7 +166,7 @@ impl<T: 'static> Component for FilePicker<T> {
         surface.clear_with(area, background);
 
         let picker_width = if render_preview {
-            area.width / 2
+            (area.width as f32 * cx.editor.config.file_picker_width).round() as u16
         } else {
             area.width
         };

helix-view/src/editor.rs

@@ -61,6 +61,8 @@ pub struct Config {
     pub completion_trigger_len: u8,
     /// Whether to display infoboxes. Defaults to true.
     pub auto_info: bool,
+    /// File picker percentage width. Defaults to 0.5.
+    pub file_picker_width: f32,
 }
 
 #[derive(Debug, Clone, PartialEq, Eq, Deserialize)]
@@ -92,6 +94,7 @@ impl Default for Config {
             idle_timeout: Duration::from_millis(400),
             completion_trigger_len: 2,
             auto_info: true,
+            file_picker_width: 0.5,
         }
     }
 }