input: Pause blink and keep show cursor on moving or editing. (#1236)

https://github.com/user-attachments/assets/751d0b62-18f9-41c8-80a0-e11439e3b91e

crates/ui/src/input/blink_cursor.rs

@@ -70,6 +70,7 @@ impl BlinkCursor {
     /// Pause the blinking, and delay 500ms to resume the blinking.
     pub fn pause(&mut self, cx: &mut Context<Self>) {
         self.paused = true;
+        self.visible = true;
         cx.notify();
 
         // delay 500ms to start the blinking

crates/ui/src/input/state.rs

@@ -2082,6 +2082,8 @@ impl EntityInputHandler for InputState {
             return;
         }
 
+        self.pause_blink_cursor(cx);
+
         let range = range_utf16
             .as_ref()
             .map(|range_utf16| self.range_from_utf16(range_utf16))