some small changes

src/app.rs

@@ -17,8 +17,8 @@ pub struct LArgs<'a> {
     pub srx: mpsc::Receiver<Command>,
 
     // for returning command output
-    pub rtx: mpsc::Sender<Option<*mut Element>>,
-    pub rrx: mpsc::Receiver<Option<*mut Element>>,
+    pub rtx: mpsc::Sender<crate::CommandResult>,
+    pub rrx: mpsc::Receiver<crate::CommandResult>,
     pub running: bool,
 }
 
@@ -77,7 +77,7 @@ extern "C" fn event_loop(ptr: *mut c_void) -> *const c_void {
     let args = unsafe { &mut *(ptr as *mut LArgs) };
     let document = Document {
         cmd_sender: args.stx.clone(),
-        cmd_recv: &args.rrx as *const mpsc::Receiver<Option<*mut Element>> as *const c_void,
+        cmd_recv: &args.rrx as *const mpsc::Receiver<crate::CommandResult> as *const c_void,
     };
 
     let (width, height) = get_term_size();
@@ -115,9 +115,11 @@ extern "C" fn cmd_loop(ptr: *mut c_void) -> *const c_void {
             Command::GetElementById(id) => {
                 args.rtx
                     .send(if let Some(e) = args.element.get_element_by_id(&id) {
-                        Some(e as *mut Element)
+                        crate::CommandResult::Element(e as *mut Element)
+                    } else if args.element.get_data().2 == id {
+                        crate::CommandResult::Element(args.element as *mut Element)
                     } else {
-                        None
+                        crate::CommandResult::None
                     })
                     .unwrap();
             }

src/examples.rs

@@ -1,9 +1,11 @@
 use crate::prelude::*;
 
 pub fn event_logger() -> Element {
-    rsx_elem! {
-        text { on_event: Handler::new(|txt: &mut Text, e, _| {
-            txt.children.set_text(&format!("current event: {e:?}"));
-        }), "current event: None" }
+    rsx! {
+        id: "root",
+        text { on_event: Handler::new(|_, _, document| {
+            let root = document.get_element_by_id::<Div>("root").unwrap();
+            root.children.add_child(rsx_elem!( text { "Ok" } ));
+        }), id: "txt", "current event: None" }
     }
 }

src/lib.rs

@@ -208,6 +208,11 @@ impl Children {
             }
         }
     }
+    pub fn add_child(&mut self, element: Element) {
+        if let Children::Children(children, _) = self {
+            children.push(element);
+        }
+    }
 }
 
 /// Converts a `Element` into the struct
@@ -221,6 +226,11 @@ pub enum Command {
     GetElementById(String),
 }
 
+pub enum CommandResult {
+    Element(*mut Element),
+    None
+}
+
 pub struct Document {
     cmd_sender: std::sync::mpsc::Sender<Command>,
     cmd_recv: *const std::ffi::c_void,
@@ -235,13 +245,25 @@ impl Document {
             .send(Command::GetElementById(id.to_string()))
             .unwrap();
         let rx =
-            unsafe { &*(self.cmd_recv as *const std::sync::mpsc::Receiver<Option<*mut Element>>) };
-        if let Ok(Some(e)) = rx.recv() {
+            unsafe { &*(self.cmd_recv as *const std::sync::mpsc::Receiver<CommandResult>) };
+        if let Ok(CommandResult::Element(e)) = rx.recv() {
             Some(convert(unsafe { &mut *e }))
         } else {
             None
         }
     }
+    pub fn get_element_by_id_raw(&self, id: &str) -> Option<*mut Element> {
+        self.cmd_sender
+            .send(Command::GetElementById(id.to_string()))
+            .unwrap();
+        let rx =
+            unsafe { &*(self.cmd_recv as *const std::sync::mpsc::Receiver<CommandResult>) };
+        if let Ok(CommandResult::Element(e)) = rx.recv() {
+            Some(e)
+        } else {
+            None
+        }
+    }
     pub fn render(&self) {
         self.cmd_sender.send(Command::Render).unwrap();
     }