🚧 unwrap group if double clicked

Cargo.lock

@@ -102,9 +102,9 @@ checksum = "37ccbd214614c6783386c1af30caf03192f17891059cecc394b4fb119e363de3"
 
 [[package]]
 name = "bytes"
-version = "1.2.0"
+version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f0b3de4a0c5e67e16066a0715723abd91edc2f9001d09c46e1dca929351e130e"
+checksum = "ec8a7b6a70fde80372154c65702f00a0f56f3e1c36abbc6c440484be248856db"
 
 [[package]]
 name = "cachyos-hello"

src/application_browser.rs

@@ -210,6 +210,7 @@ impl ApplicationBrowser {
         self.tree_view.set_activate_on_single_click(true);
         self.tree_view.set_has_tooltip(true);
         self.tree_view.connect_query_tooltip(on_query_tooltip_tree_view);
+        self.tree_view.connect_button_press_event(on_button_press_event_tree_view);
 
         // column model: icon
         let icon = gtk::CellRendererPixbuf::new();
@@ -364,6 +365,37 @@ fn on_query_tooltip_tree_view(
     false
 }
 
+fn on_button_press_event_tree_view(
+    treeview: &gtk::TreeView,
+    event_btn: &gdk::EventButton,
+) -> gtk::glib::signal::Inhibit {
+    if event_btn.button() == 1 && event_btn.event_type() == gdk::EventType::DoubleButtonPress {
+        if let Some(coords) = event_btn.coords() {
+            let (x, y) = coords;
+            let path_info = treeview.path_at_pos(x as i32, y as i32);
+            if path_info == None {
+                return gtk::glib::signal::Inhibit(true);
+            }
+
+            let (path, ..) = path_info.unwrap();
+            let app_browser = unsafe { &mut G_APP_BROWSER.lock().unwrap() };
+            let app_store = app_browser.app_store.clone();
+            let iter_a = app_store.iter(&path.clone().unwrap()).unwrap();
+            let value_gobj = app_store.value(&iter_a, PACKAGE as i32);
+
+            if value_gobj.get::<&str>().is_err() {
+                if treeview.row_expanded(&path.clone().unwrap()) {
+                    treeview.collapse_row(&path.unwrap());
+                } else {
+                    treeview.expand_to_path(&path.unwrap());
+                }
+            }
+        }
+    }
+
+    gtk::glib::signal::Inhibit(false)
+}
+
 fn on_app_toggle(_cell: &gtk::CellRendererToggle, path: gtk::TreePath) {
     let app_browser = unsafe { &mut G_APP_BROWSER.lock().unwrap() };
     let app_store = app_browser.app_store.clone();

src/main.rs

@@ -1,4 +1,3 @@
-#![feature(const_slice_from_raw_parts)]
 #![feature(const_str_from_utf8)]
 #![feature(string_remove_matches)]
 #![allow(non_upper_case_globals)]