fix: keep open drawing when creating new file

src/app/commands.rs

@@ -22,7 +22,7 @@ impl H7CAD {
         }
 
         match cmd {
-            "NEW"                => return Task::done(Message::ClearScene),
+            "NEW"                => return Task::done(Message::TabNew),
             "OPEN"               => return Task::done(Message::OpenFile),
             "SAVE"|"QSAVE"       => return Task::done(Message::SaveFile),
             "SAVEAS"             => return Task::done(Message::SaveAs),

src/app/update.rs

@@ -489,7 +489,7 @@ impl H7CAD {
 
             Message::ClearScene => {
                 let i = self.active_tab;
-                self.push_undo_snapshot(i, "NEW");
+                self.push_undo_snapshot(i, "CLEAR");
                 self.tabs[i].scene.clear();
                 crate::linetypes::populate_document(&mut self.tabs[i].scene.document);
                 self.tabs[i].properties = PropertiesPanel::empty();

src/app/view.rs

@@ -473,7 +473,7 @@ impl H7CAD {
                                 Some(Message::ToggleDynInput)
                             }
                             keyboard::Key::Character(c) if ctrl => match c.as_str() {
-                                "n" => Some(Message::ClearScene),
+                                "n" => Some(Message::TabNew),
                                 "o" => Some(Message::OpenFile),
                                 "s" if !shift => Some(Message::SaveFile),
                                 "s" if shift => Some(Message::SaveAs),
@@ -1075,4 +1075,3 @@ fn unsaved_changes_dialog_window(name: &str) -> Element<'static, Message> {
     .padding([24, 28])
     .into()
 }
-