Extjs 防止按钮重复点击插件

/**
* @author: Mask
* @since: 2012-11-20
* @memo: 点击按钮时使按钮在一定期间内无效
*/
Ext.define(‘Ext.ux.ButtonLimitingPlugin’, {
alias: [ ‘plugin.buttonlimiting’, ‘plugin.buttonlimitingplugin’ ]
seconds: 2,
constructor: function(config) {
var me = this;
Ext.apply(me, config);
},
init: function(button) {
var me = this;
me.button = button;
me.getDelayedTask();
button.on(‘click’, me.onClickButton, me);
},
onClickButton: function() {
var me = this,
button = me.button;
button.setDisabled(true);
me.task.delay(me.seconds * 1000);
return true;
},
setButtonEnabled: function() {
var button = this.button;
button.setDisabled(false);
},
getDelayedTask: function() {
this.task = new Ext.util.DelayedTask(this.setButtonEnabled, this);
},
destory: function() {
var me = this,
button = me.button;
Ext.destroy(me.task);
delete me.button;
delete me.task;
}
});

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