Extjs 中的按钮元素

{
xtype: 'buttongroup',
title: '打印',
items: [
me.tsbDel = Ext.create('Ext.button.Button', {
text: '打印123',
iconCls: 'tool_print',
scale: 'large',
iconAlign: 'top',
handler: function () {
var window = me.createWindow('www.view.report.vwwprint', {

params: {
oid: record.data.id,
}

});
}
}), ]
},

Extjs弹窗使用的第一种打印

Ext.define('www.view.report.vwwprint', {
extend: 'www.controls.WinBase',
width: 800,
height: 600,
autoShow: true,
modal: true,
stateful: false,
maximizable: false,
minimizable: false,
resizable: false,
layout: 'fit',
title: '打印的内容',
iconCls: 'icon_taskboxlist',
initComponent: function () {
var me = this;
me.items = [
{
xtype: 'panel',
border: 0,
html: '<iframe id="ifPrint" name="ifPrint" src="' + me.url + '' + Ext.Object.toQueryString(me.params) + '" width="100%" height="500" frameborder="0" scrolling="auto"></iframe>'

//html的具体内容

//<iframe id="ifPrint" name="ifPrint" src="./D/Report/VSearchReport/?DateStart=2018-06-03T00%3A00%3A00&amp;DateEnd=2018-07-03T00%3A00%3A00" width="100%" height="500" frameborder="0" scrolling="auto"></iframe>

//调用的位置以及参数

handler: function () {
var window = me.createWindow('www.view.report.vreport', {
url: "www/Report/VSearchReport/?",
title: '贵阳银行中心金额现金收付统计打印表',
params: {
//oid: me.SelectedOID,
//otype: me.SelectedType,
DateStart: me.dpFromDate.getValue(),
DateEnd: me.dpToDate.getValue()
},
listeners: {
//ok: function () {
// me.loadData();
//}
}
});

}

//

}];
me.buttons = [
me.btnOK = Ext.create('Ext.button.Button', {
text: '打印',
handler: function () {
var iframe = document.getElementById('ifPrint');
iframe.contentWindow.focus();
iframe.contentWindow.print();

//me.close();是否关掉打印预览的界面，添加这一句，就会关掉预览界面，不加这一句预览界面就会一直存在，简单说就是该资源是否释放
}
}),
me.btnCancel = Ext.create('Ext.button.Button', {
text: '关闭',
handler: function () {
me.close();
}
})];

me.callParent(arguments);
}

});

Extjs弹窗使用的第二种打印

1、html文件

<div id="content">

    <h2>欢迎访问起飞网Extjs教程</h2>

    <p>

        更多Extjs教程，请访问<a href="http://www.qeefee.com/zt-extjs">http://www.qeefee.com/zt-extjs</a>

    </p>

</div>
2、

//创建window

var win = Ext.create("Ext.window.Window", {

    id: "myWin",

    title: "示例窗口",

    width: 500,

    height: 300,

    layout: "fit",

    autoShow: true,

    contentEl: "content"，

items: [

    buttons: [

        { xtype: "button", text: "确定", handler: function ()  
           //{
             //this.up("window").close(); 
           //}
          var iframe = document.getElementById('ifPrint');
          iframe.contentWindow.focus();
          iframe.contentWindow.print(); 
        },

        { xtype: "button", text: "取消", handler: function () { this.up("window").close(); } }

    ]

});