init

src/niceguiex/components/chat_input.py

@@ -0,0 +1,27 @@
+from typing import Optional, Callable, Awaitable
+
+from nicegui import ui
+
+
+class ChatInput(ui.textarea):
+
+    def __init__(self,
+                 placeholder: str = 'Type your message...',
+                 on_enter: Optional[Callable[[str], Awaitable[None]]] = None,
+                 *args, **kwargs) -> None:
+        super().__init__(placeholder=placeholder, *args, **kwargs)
+        self._on_enter_callback = on_enter
+        self.classes('flex-grow').props('outlined dense autogrow')
+        self.on('keydown', self._handle_keydown)
+
+    async def _handle_keydown(self, event) -> None:
+        """Handle keyboard shortcuts for message input"""
+        if hasattr(event, 'args') and event.args:
+            key_event = event.args
+            if key_event.get('key') == 'Enter' and not key_event.get('shiftKey', False):
+                # Enter without Shift: Send message
+                event.args['preventDefault'] = True
+                if self._on_enter_callback and self.value:
+                    await self._on_enter_callback(self.value)
+                    self.value = ''
+        # Shift+Enter: Allow default behavior (new line)