has been completed.

userinfowidget.cpp

@@ -144,4 +144,36 @@ void UserInfoWidget::initSingleSlot()
         //把当前模态窗口关闭
         this->close();
 		});
+
+    connect(deleteFriendBtn, &QPushButton::clicked, this, &UserInfoWidget::clickDeleteFriendBtn);
+    connect(applyBtn, &QPushButton::clicked, this, &UserInfoWidget::clickApplyBtn);
+}
+
+void UserInfoWidget::clickDeleteFriendBtn()
+{
+    //弹出对话框，让用户确认是否删除好友
+	auto result = QMessageBox::warning(this, "删除好友", "确认要删除好友吗?", QMessageBox::Ok | QMessageBox::Cancel);
+    if (result != QMessageBox::Ok)
+    {
+        LOG() << "删除好友取消";
+        return;
+    }
+
+    //发送网络请求，实现删除好友功能
+    DataCenter* dataCenter = DataCenter::getInstance();
+    //由于此处信号的处理，都是由主窗口这里进行的
+    dataCenter->deleteFriendAsync(userInfo.userId);
+
+    //关闭本窗口
+    this->close();
+}
+
+void UserInfoWidget::clickApplyBtn()
+{
+    //发送好友申请
+    DataCenter* dataCenter = DataCenter::getInstance();
+    dataCenter->addFriendApplyAsync(userInfo.userId);
+
+    //关闭窗口
+    this->close();
 }