<script>
        document.onkeydown = function(event) {
   if (event.ctrlKey && event.keyCode == 83) { // Ctrl + S
     event.preventDefault();
     new Vue({
       data: function() {
         this.$notify({
           title: "哎！你瞧瞧你",
           message: "网页得换方法保存哦~",
           position: 'bottom-right',
           offset: 50,
           showClose: true,
           type: "error"
         });
         return {
           visible: false
         }
       }
     })
     return false;
   }

   if (event.ctrlKey && event.keyCode == 85) { // Ctrl + U
     event.preventDefault();
     new Vue({
       data: function() {
         this.$notify({
           title: "嘿！Brother",
           message: "老弟，源码得换方式获取哦~",
           position: 'bottom-right',
           offset: 50,
           showClose: true,
           type: "error"
         });
         return {
           visible: false
         }
       }
     })
     return false;
   }


   if (event.ctrlKey && event.keyCode == 70) { // Ctrl + F
     event.preventDefault();
     new Vue({
       data: function() {
         this.$notify({
           title: "嘿！Brother",
           message: "老弟，别搜了",
           position: 'bottom-right',
           offset: 50,
           showClose: true,
           type: "error"
         });
         return {
           visible: false
         }
       }
     })
     return false;
   }
   
   if (event.ctrlKey && event.keyCode == 80) { // Ctrl + P
     event.preventDefault();
     new Vue({
       data: function() {
         this.$notify({
           title: "嘿！Brother",
           message: "老弟，别打印了",
           position: 'bottom-right',
           offset: 50,
           showClose: true,
           type: "error"
         });
         return {
           visible: false
         }
       }
     })
     return false;
   }

   if (event.ctrlKey && event.shiftKey && event.keyCode == 73) { // Ctrl + Shift + I
     event.preventDefault();
     new Vue({
       data: function() {
         this.$notify({
           title: "呐！这个也不行",
           message: "还是按点别的吧！",
           position: 'bottom-right',
           offset: 50,
           showClose: false,
           type: "error"
         });
         return {
           visible: false
         }
       }
     })
     return false;
   }

   if (event.keyCode == 123) { // F12
     event.preventDefault();
     new Vue({
       data: function() {
         this.$notify({
           title: "呃！别瞎按",
           message: "你按这个想干嘛！F12已经禁止咯",
           position: 'bottom-right',
           offset: 50,
           showClose: false,
           type: "error"
         });
         return {
           visible: false
         }
       }
     })
     return false;
   }
 };




    </script>
    
 

   <script>
            document.addEventListener("copy", function(e) {
                new Vue({
                    data: function() {
                        if((window.getSelection ? window.getSelection() : document.selection.createRange().text) != ''){
                            this.$notify({
                                title: "叮！复制成功",
                                message: "若要转载请务必保留原文链接！谢谢~",
                                position: 'bottom-right',
                                offset: 50,
                                showClose: true,
                                type: "success"
                            });
                        }else{
                            this.$notify({
                                title: "咦？复制失败",
                                message: "啊噢...你没还没选择内容呢！",
                                position: 'bottom-right',
                                offset: 50,
                                showClose: true,
                                type: "success"
                            });
                        }
                        return {
                            visible: false
                        }
                    }
                })
            })
            </script>