发送文本处理ui和逻辑

keyBoard/Class/AiTalk/V/KBVoiceInputBar.h

@@ -46,6 +46,9 @@ typedef NS_ENUM(NSInteger, KBVoiceInputBarState) {
 /// 代理
 @property (nonatomic, weak) id<KBVoiceInputBarDelegate> delegate;
 
+/// 文本发送回调（文本模式下发送消息时触发）
+@property (nonatomic, copy) void (^onTextSend)(NSString *text);
+
 /// 状态文本（显示在按钮上方）
 @property (nonatomic, copy) NSString *statusText;
 

keyBoard/Class/AiTalk/V/KBVoiceInputBar.m

@@ -408,8 +408,10 @@
 }
 
 - (void)handleTextCenterTap {
-    self.inputState = KBVoiceInputBarStateText;
-    [self.hiddenTextField becomeFirstResponder];
+    // 文本模式点击时，触发回调让 VC 显示文本输入框
+    if (self.onTextSend) {
+        self.onTextSend(nil);
+    }
 }
 
 - (void)handleVoiceLongPress:(UILongPressGestureRecognizer *)gesture {