Add pane resizing

src-tauri/src/commands/config.rs

@@ -72,6 +72,14 @@ pub fn get_last_project() -> Result<Option<String>, String> {
         .map(|p| p.to_string_lossy().into_owned()))
 }
 
+/// Return the user's layout configuration from the global config.
+#[tauri::command]
+pub fn get_layout_config() -> Result<crate::config::LayoutConfig, String> {
+    GlobalConfig::load()
+        .map(|c| c.layout)
+        .map_err(|e| e.to_string())
+}
+
 /// Return the user's keybinding overrides from the global config.
 ///
 /// Map keys are action names in snake_case (e.g. `"tab_next"`); values are

src-tauri/src/config/mod.rs

@@ -53,12 +53,24 @@ pub struct AppearanceOverride {
     pub font_size: Option<u32>,
 }
 
-/// Pane layout proportions (fractions of the window width, 0..1).
+/// Pane layout proportions and constraints.
 #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
 #[serde(default)]
 pub struct LayoutConfig {
+    /// Initial fraction of the window width for the left pane (0..1).
     pub left_pane_fraction: f32,
+    /// Initial fraction of the window width for the right pane (0..1).
     pub right_pane_fraction: f32,
+    /// Minimum width of the left pane in pixels.
+    pub left_pane_min: i32,
+    /// Maximum width of the left pane in pixels.
+    pub left_pane_max: i32,
+    /// Minimum width of the right pane in pixels.
+    pub right_pane_min: i32,
+    /// Maximum width of the right pane in pixels.
+    pub right_pane_max: i32,
+    /// Minimum width of the center pane in pixels.
+    pub center_pane_min: i32,
 }
 
 impl Default for LayoutConfig {
@@ -66,6 +78,11 @@ impl Default for LayoutConfig {
         Self {
             left_pane_fraction: 0.20,
             right_pane_fraction: 0.35,
+            left_pane_min: 120,
+            left_pane_max: 600,
+            right_pane_min: 150,
+            right_pane_max: 600,
+            center_pane_min: 200,
         }
     }
 }

src-tauri/src/lib.rs

@@ -30,6 +30,7 @@ pub fn run() {
             commands::config::get_theme,
             commands::config::set_theme,
             commands::config::get_keybindings,
+            commands::config::get_layout_config,
             commands::config::get_last_project,
             // repository
             commands::repository::create_repository,