Panel Events

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2023-12-01

描述 (Description)

要检测用户与面板的交互方式，您可以使用面板事件。无论何时打开/关闭面板，它还可用于在JS中执行某些操作。

下表列出了Framework7支持的事件 -

S.No	活动和描述	目标
1	open 只要面板开始打开动画，就会触发此事件。	面板元素
2	opened 只要面板完成其打开动画，就会触发此事件。	面板元素
3	close 每当启动面板关闭动画时，都会触发此事件。	面板元素
4	closed 面板关闭动画完成后，将触发此事件。	面板元素

S.No

活动和描述

目标

open

只要面板开始打开动画，就会触发此事件。

面板元素

opened

只要面板完成其打开动画，就会触发此事件。

面板元素

close

每当启动面板关闭动画时，都会触发此事件。

面板元素

closed

面板关闭动画完成后，将触发此事件。

面板元素

例子 (Example)

以下示例演示Framework7中的面板事件。该示例检测用户与面板的交互并相应地显示事件消息。

<!DOCTYPE html>
<html>
   <head>
      <meta name = "viewport" content = "width = device-width, initial-scale = 1, 
         maximum-scale = 1, minimum-scale = 1, user-scalable = no, minimal-ui" />
      <meta name = "apple-mobile-web-app-capable" content = "yes" />
      <meta name = "apple-mobile-web-app-status-bar-style" content = "black" />
      <title>Panel Events</title>
      <link rel = "stylesheet" 
         href = "https://cdnjs.cloudflare.com/ajax/libs/framework7/1.4.2/css/framework7.ios.min.css" />
      <link rel = "stylesheet" 
         href = "https://cdnjs.cloudflare.com/ajax/libs/framework7/1.4.2/css/framework7.ios.colors.min.css" />
   </head>
   <body>
      <div class = "panel-overlay"></div>
      <div class = "panel panel-left panel-reveal">
         <div class = "content-block">
            <h2>Left Panel content</h2>
            <p><a href = "#" data-panel = "right" class = "open-panel">Open Right Panel</a></p>
            <p><a href = "#" class = "close-panel">Close me</a></p>
         </div>
      </div>
      <div class = "panel panel-right panel-cover">
         <div class = "content-block">
            <h2>Right Panel content</h2>
            <p><a href = "#" data-panel = "left" class = "open-panel">Open Left Panel</a></p>
            <p><a href = "#" class = "close-panel">Close me</a></p>
         </div>
      </div>
      <div class = "views">
         <div class = "view view-main">
            <div class = "pages">
               <div data-page = "home" class = "page navbar-fixed">
                  <div class = "navbar">
                     <div class = "navbar-inner">
                        <div class = "left"> </div>
                        <div class = "center">Side Panel Events</div>
                        <div class = "right"> </div>
                     </div>
                  </div>
                  <div class = "page-content">
                     <div class = "content-block">
                        <p> <a href = "#" class = "open-panel">Open Left Panel</a></p>
                        <p> <a href = "#" data-panel = "right" class = "open-panel">Open Right Panel</a></p>
                     </div>
                  </div>
               </div>
            </div>
         </div>
      </div>
      <script type = "text/javascript" 
         src = "https://cdnjs.cloudflare.com/ajax/libs/framework7/1.4.2/js/framework7.min.js"></script>
      <script>
         var myApp = new Framework7();
         var $$ = Dom7;
         $$('.panel-left').on('opened', function () {
            myApp.alert('Left panel opened!!');
         });
         $$('.panel-left').on('close', function () {
            myApp.alert('Left panel is closing!!');
         });
         $$('.panel-right').on('open', function () {
            myApp.alert('Right panel is opening!!');
         });
         $$('.panel-right').on('closed', function () {
            myApp.alert('Right panel closed!!');
         });
      </script>
   </body>
</html>

输出 (Output)

让我们执行以下步骤，看看上面给出的代码是如何工作的 -

将上面给出的HTML代码保存为服务器根文件夹中的sidepanels_events.html文件。
以http://localhost/sidepanels_events.html打开此HTML文件，输出显示如下。
单击“ Open Left Panel链接时，此示例显示左侧面板，单击“ Open Right Panel链接时将显示右侧面板，并且当面板统计信息打开和关闭动画时将触发面板事件。