ExtJs学习笔记(8)_TabPanel的用法
ExtJs学习笔记(8)_TabPanel的用法
菩提树下的杨过
发布于 2018-01-24 15:36:08
发布于 2018-01-24 15:36:08
啥也不说了，直接上代码：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<link rel="stylesheet" type="text/css" href="../resources/css/ext-all.css" />
<script type="text/javascript" src="../adapter/ext/ext-base.js"></script>
<script type="text/javascript" src="../ext-all.js"></script>
<style type="text/css">
*{font-size:12px;line-height:130%;}
.list {list-style:square;width:500px;padding-left:16px;}
.list li{padding:2px;font-size:8pt;}
pre {
font-size:11px;
}
.x-tab-panel-body .x-panel-body {
padding:10px;
}
/* default loading indicator for ajax calls */
.loading-indicator {
font-size:8pt;
background-image:url('../resources/images/default/grid/loading.gif');
background-repeat: no-repeat;
background-position: left;
padding-left:20px;
}
.new-tab {
background-image:url(../examples/feed-viewer/images/new_tab.gif) !important;
}
.tabs {
background-image:url( ../examples/desktop/images/tabs.gif ) !important;
}
</style>
<title>Tabs Demo</title>
</head>
<body>
<script type="text/javascript">
Ext.onReady(function() {
var tabs = new Ext.TabPanel({
renderTo: Ext.getBody(),
resizeTabs: true, // turn on tab resizing
minTabWidth: 115,
tabWidth: 135,
enableTabScroll: true,
width: 600,
height: 150,
defaults: { autoScroll: true },
plugins: new Ext.ux.TabCloseMenu(),
tbar: [{ text: '新建Tab', iconCls: 'new-tab', handler: addTab}]
});
// tab generation code
var index = 0;
while (index < 2) {
addTab();
}
function addTab(tab) {
if (tabs.items.length > 9) {
Ext.MessageBox.alert("提示", "最多只能新建10个tab!");
//tabs.tbar.setVisible(false);
return false;
}
tabs.add({
title: 'New Tab ' + (++index),
iconCls: 'tabs',
html: 'Tab Body ' + (index) ,
closable: true
}).show();
}
});
//右键弹出菜单
Ext.ux.TabCloseMenu = function() {
var tabs, menu, ctxItem;
this.init = function(tp) {
tabs = tp;
tabs.on('contextmenu', onContextMenu);
}
function onContextMenu(ts, item, e) {
if (!menu) { // create context menu on first right click
menu = new Ext.menu.Menu([{
id: tabs.id + '-close',
text: '关闭当前',
handler: function() { tabs.remove(ctxItem); }
}, {
id: tabs.id + '-close-others',
text: '关闭其它',
handler: function() {
tabs.items.each(function(item) {
if (item.closable && item != ctxItem) {
tabs.remove(item);
}
});
}
}]);
}
ctxItem = item;
var items = menu.items;
items.get(tabs.id + '-close').setDisabled(!item.closable);
// //只剩一个时，禁止关闭
// if (tabs.items.length == 1) {
// items.get(tabs.id + '-close').setDisabled(true);
// }
var disableOthers = true;
tabs.items.each(function() {
if (this != item && this.closable) {
disableOthers = false;
return false;
}
});
items.get(tabs.id + '-close-others').setDisabled(disableOthers);
menu.showAt(e.getPoint());
}
};
</script>
</body>
</html>
效果图如下:
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原始发表：2008-08-31 ，如有侵权请联系 cloudcommunity@tencent.com 删除
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