cacert-testmgr/external/ZendFramework-1.9.5/externals/dojo/dojox/form/BusyButton.js

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dojo.provide("dojox.form.BusyButton");
dojo.require("dijit.form.Button");
dojo.requireLocalization("dijit", "loading");
dojo.declare("dojox.form._BusyButtonMixin",
null,
{
isBusy: false,
busyLabel: "", // text while button is busy
timeout: null, // timeout, should be controlled by xhr call
useIcon: true, // use a busy icon
postMixInProperties: function(){
this.inherited(arguments);
if(!this.busyLabel){
this.busyLabel = dojo.i18n.getLocalization("dijit", "loading", this.lang).loadingState;
}
},
postCreate: function(){
// summary:
// stores initial label and timeout for reference
this._label = this.containerNode.innerHTML;
this._initTimeout = this.timeout;
// for initial busy buttons
if(this.isBusy){
this.makeBusy();
}
},
makeBusy: function(){
// summary:
// sets state from idle to busy
this.isBusy = true;
this.attr("disabled", true);
this.setLabel(this.busyLabel, this.timeout);
},
cancel: function(){
// summary:
// if no timeout is set or for other reason the user can put the button back
// to being idle
this.attr("disabled", false);
this.isBusy = false;
this.setLabel(this._label);
if(this._timeout){ clearTimeout(this._timeout); }
this.timeout = this._initTimeout;
},
resetTimeout: function(/*Int*/ timeout){
// summary:
// to reset existing timeout and setting a new timeout
if(this._timeout){
clearTimeout(this._timeout);
}
// new timeout
if(timeout){
this._timeout = setTimeout(dojo.hitch(this, function(){
this.cancel();
}), timeout);
}else if(timeout == undefined || timeout === 0){
this.cancel();
}
},
setLabel: function(/*String*/ content, /*Int*/ timeout){
// summary:
// setting a label and optional timeout of the labels state
// this.inherited(arguments); FIXME: throws an Unknown runtime error
// Begin IE hack
// summary: reset the label (text) of the button; takes an HTML string
this.label = content;
// remove children
while (this.containerNode.firstChild){
this.containerNode.removeChild(this.containerNode.firstChild);
}
this.containerNode.innerHTML = this.label;
this._layoutHack();
if(this.showLabel == false && !(dojo.attr(this.domNode, "title"))){
this.titleNode.title=dojo.trim(this.containerNode.innerText || this.containerNode.textContent || '');
}
// End IE hack
// setting timeout
if(timeout){
this.resetTimeout(timeout);
}else{
this.timeout = null;
}
// create optional busy image
if(this.useIcon && this.isBusy){
var node = new Image();
node.src = this._blankGif;
dojo.attr(node, "id", this.id+"_icon");
dojo.addClass(node, "dojoxBusyButtonIcon");
this.containerNode.appendChild(node);
}
},
_clicked: function(e){
// summary:
// on button click the button state gets changed
// only do something if button is not busy
if(!this.isBusy){
this.makeBusy();
}
}
});
dojo.declare("dojox.form.BusyButton", [dijit.form.Button, dojox.form._BusyButtonMixin], {});
dojo.declare("dojox.form.BusyComboButton", [dijit.form.ComboButton, dojox.form._BusyButtonMixin], {});
dojo.declare("dojox.form.BusyDropDownButton", [dijit.form.DropDownButton, dojox.form._BusyButtonMixin], {});