fix:回复按钮原有的禁用逻辑

lib/tools/submitBtn.dart

@@ -53,11 +53,15 @@ class SubmitBtn extends StatelessWidget {
       ),
       child: ElevatedButton(
           style: ElevatedButton.styleFrom(
-            backgroundColor: isDisabled == true
+            backgroundColor: isDisabled == false
                 ? AppColors.btnDisableColor
                 : (isDelete == true ? Colors.red : AppColors.mainColor),
           ),
-          onPressed: isDisabled == true ? null : onClick,
+          onPressed: () {
+            if (onClick != null) {
+              onClick!();
+            }
+          },
           child: Text(
             btnName!,
             textAlign: TextAlign.center, // 文本居中对齐