Question

我想用extjs实现上传和下载

我想用extjs在谷歌浏览器实现上传和下载最好把源代码发过来，不用spring +struts2和asp方式，如果用到路径的话把fakepath怎么解决的告诉下

Answer 1

给你上传代码，下载在服务端实现

重点是 xtype: 'filefield',
*************************************************************************
*上传框组件
*
************************************************************************
*/
Ext.define('Mocoolka.web.coreview.container.MKUploadForm', {
extend:'Ext.form.Panel',
frame: true,
autoScroll: true,
initComponent: function () {
var me = this;

me.title = getUIWithID("SystemUI.Buttons.Upload.Description");//'上传',

me.items = [
{
xtype: 'filefield',
emptyText: getUIWithID("SystemUI.MKUploadForm.SelectFile.Description"),//'选择一个文件',
name: 'filename',
buttonText: '...',
buttonConfig: {
iconCls: 'upload-icon'
}
},
];

me.buttons = [{
text: getUIWithID("SystemUI.Buttons.Upload.Description"),//'上传',
handler: function () {
var form = this.up('form').getForm();

var action = this.up('form').mkaction;
var myaction = "import";
if (action.get("Name") == "ImportAttachment")
myaction = "ImportAttachment";
var url = mkruntimer.getDataManager().getUrlPath(myaction, action);

if (form.isValid()) {
form.submit({
url: url,
waitMsg: getUIWithID("SystemUI.Buttons.Uploading.Description"),//'上传中...',
success: function (fp, o) {

var form1 = form.owner;
form1.mkcallout(form1.mkcalloutpara, action.result.children);
form1.up('window').close();

},
failure: function (form, action) {
mkerrorutil.processAjaxFailure(action.response);

}
});
}
}
}, {
text: getUIWithID("SystemUI.Buttons.Reset.Description"),//'重设',
handler: function () {
this.up('form').getForm().reset();
}
}, {
text: getUIWithID("SystemUI.Buttons.Cancel.Description"),//'取消',
handler: function () {
this.up('window').close();
}
},
{
text: getUIWithID("SystemUI.MKUploadForm.AddFile.Description"),//'增加一个文件',
handler: function () {
this.up('form').addFile();

}
}
]
me.callParent(arguments);

},
addFile: function () {
var me = this;
me.add({
xtype: 'filefield',
emptyText: getUIWithID("SystemUI.MKUploadForm.SelectFile.Description"),//'选择一个文件',
fieldLabel: getUIWithID(""),// '文件',
name: 'filename',
buttonText: '',
buttonConfig: {
iconCls: 'upload-icon'
}
});

},
//standardSubmit:false,

bodyPadding: '10 10 0',
flex:1,
defaults: {
anchor: '100%',

msgTarget: 'side',
labelWidth: 50
},
region: 'center',

});