Fix cannot select in terminal when copy_on_select is enabled (#34131)

Closes #33989


![terminal_select](https://github.com/user-attachments/assets/5027d2f2-f2b3-43a4-8262-3c266fdc5256)

Release Notes:

- N/A

crates/terminal/src/terminal.rs

@@ -162,7 +162,8 @@ enum InternalEvent {
     UpdateSelection(Point<Pixels>),
     // Adjusted mouse position, should open
     FindHyperlink(Point<Pixels>, bool),
-    Copy,
+    // Whether keep selection when copy
+    Copy(Option<bool>),
     // Vi mode events
     ToggleViMode,
     ViMotion(ViMotion),
@@ -931,13 +932,13 @@ impl Terminal {
                 }
             }
 
-            InternalEvent::Copy => {
+            InternalEvent::Copy(keep_selection) => {
                 if let Some(txt) = term.selection_to_string() {
                     cx.write_to_clipboard(ClipboardItem::new_string(txt));
-
-                    let settings = TerminalSettings::get_global(cx);
-
-                    if !settings.keep_selection_on_copy {
+                    if !keep_selection.unwrap_or_else(|| {
+                        let settings = TerminalSettings::get_global(cx);
+                        settings.keep_selection_on_copy
+                    }) {
                         self.events.push_back(InternalEvent::SetSelection(None));
                     }
                 }
@@ -1108,8 +1109,8 @@ impl Terminal {
             .push_back(InternalEvent::SetSelection(selection));
     }
 
-    pub fn copy(&mut self) {
-        self.events.push_back(InternalEvent::Copy);
+    pub fn copy(&mut self, keep_selection: Option<bool>) {
+        self.events.push_back(InternalEvent::Copy(keep_selection));
     }
 
     pub fn clear(&mut self) {
@@ -1267,8 +1268,7 @@ impl Terminal {
             }
 
             "y" => {
-                self.events.push_back(InternalEvent::Copy);
-                self.events.push_back(InternalEvent::SetSelection(None));
+                self.copy(Some(false));
                 return;
             }
 
@@ -1653,7 +1653,7 @@ impl Terminal {
             }
         } else {
             if e.button == MouseButton::Left && setting.copy_on_select {
-                self.copy();
+                self.copy(Some(true));
             }
 
             //Hyperlinks

crates/terminal_view/src/terminal_view.rs

@@ -715,7 +715,7 @@ impl TerminalView {
 
     ///Attempt to paste the clipboard into the terminal
     fn copy(&mut self, _: &Copy, _: &mut Window, cx: &mut Context<Self>) {
-        self.terminal.update(cx, |term, _| term.copy());
+        self.terminal.update(cx, |term, _| term.copy(None));
         cx.notify();
     }