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  • 单选下拉菜单实现

    1.
    [root@yyjk templates]# cat displayactivemqtmp.html 
    <head>
    	<title>运维平台</title>
    	<link rel="stylesheet" type="text/css" href="/static/Css/Monitor/readmq.css">
    	<link rel="stylesheet" type="text/css" href="/static/Css/Public/header.css">
    	<link rel="stylesheet" type="text/css" href="/static/Css/Public/menu.css">
    </head>
    <body>
    	<include file="Public:header"/>
    	<div class="content">
    		<include file="Public:menu"/>
    		<div class="con fl">
    			<label class="condition">应用</label>
    			<select name="app" class="monitor">
    			</select>
    			<input type="submit" value="查询" class="readmq">
    		</div>
                         	<table class="gridtable fr">
                            <th>APP</th><th>IP</th><th>QUEUE</th><th>Number Of Pending Messages</th>
    		</table>
    	</div>
    </body>
    <script type="text/javascript" src="/static/Js/jquery-2.2.2.min.js"></script>
    <script type="text/javascript" src="/static/Js/Monitor/readmq.js"></script>
    <!script type="text/javascript" src="/static/Js/Public/menu.js"><!/script>
    <script type="text/javascript" src="/static/Js/Public/ajax.js"></script>
    </html>
    <html>
    
    select distinct ip  from DEVOPS.mon_activemq
    
    
    2.
    
    [root@yyjk templates]# cat  /django/mysite/static/Js/Monitor/getactivemqip.js
    $(function(){
        var _app_select = $("select[name='app']");
    	var _sub_btn = $(".readmq");
    	getapp("pro");
    	function getapp(env){
    		var data = {};
    		var successfn = function(jdata){
    			var _HTML = "";
    			_app_select.html("");
    			$.each(jdata,function(i,val){
    				_HTML = _HTML + "<option value="+jdata[i][0]+">"+jdata[i][0]+"</option>";
    			});
    			_app_select.html(_HTML);
    		};
    		var errorfn = function(jdata){
    			alert("数据返回出错");
    		};
    		
    		$.ajax({
                type: "get",
                data: data,
                url: "/api/getactivemqip",
    			dataType: "json",
                success: function(d){
                    successfn(d);
                },
                error: function(e){
                    errorfn(e);
                }
            });
    
    	}
    	
    	_sub_btn.on("click",function(){
    		
    		var app = _app_select.val();
    		
    		var data = {};
    		
    		data.condition = app;
    		
    		var successfn = function(jdata){
                        var jdata = eval(jdata);
                         $(".gridtable").empty();
                    var _HTML="<tr><th>APP </th><th>IP</th><th>QUEUE</th><th>Number Of Pending Messages</tr>"
                    $.each(jdata,function(i,val){
                    _HTML=_HTML+"<tr><td>"+jdata[i][0]+"</td><td>"+jdata[i][1]+"</td><td>"+jdata[i][2]+"</td><td>"+jdata[i][3]+"</td></tr>";
                     });
                    $(".gridtable").html(_HTML); 
    		};
    		var errorfn = function(jdata){
    			alert("数据返回出错");
    		};
    		$.ajax({
                type: "post",
                data: data,
                url: "/api/search_activemq_ip/",
                dataType: "json",
                success: function(d){
                      successfn(d);
                },
                error: function(e){
                    errorfn(e);
                }
            });
    	});
    	
    	}
    )
    
    这里就实现了从后台接口拿地址,写入到选择器select[name='app']" 中
    
    
    3.后台接口:
    
    def search_activemq_ip(req):
        print req.get_full_path()
        print req.POST['condition']
        condition= req.POST['condition']
        if condition:
           conn= MySQLdb.connect(
            host='127.0.0.1',
            port = 3306,
            user='root',
            passwd='1234567',
            db ='DEVOPS',
            charset="UTF8",
            )
           cur = conn.cursor()
           a = cur.execute("select user,password,name,ip,port from mon_activemq  where ip=%s ",[condition])
           info = cur.fetchone()
           print info
           user=info[0].encode('utf-8')
           code=info[1].encode('utf-8')
           app=info[2].encode('utf-8')
           ip=info[3].encode('utf-8')
           port=info[4].encode('utf-8')
           print user
           print type(user)
           print app
           print type(app)
           output=commands.getoutput("/home/mqm/sbin/activemq/view_activemq %s %s %s %s %s "  %(user,code,app,ip,port) )
           print output
    
    
     var _app_select = $("select[name='app']");
            console.log('1111'+_app_select);
    		
    		这里打印出来的是1111[object Object]
    		
    		

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  • 原文地址:https://www.cnblogs.com/hzcya1995/p/13349329.html
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