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The shiny:inputchanged event

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This commit is contained in:
Yihui Xie
2015-08-21 16:06:56 -05:00
parent bdac0e2456
commit 620fdc0d9f
2 changed files with 22 additions and 2 deletions
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5
srcjs/init_shiny.js
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@@ -72,8 +72,9 @@ function initShiny() {
var inputBatchSender = new InputBatchSender(shinyapp);
var inputsNoResend = new InputNoResendDecorator(inputBatchSender);
var inputsRate = new InputRateDecorator(inputsNoResend);
var inputsDefer = new InputDeferDecorator(inputsNoResend);
var inputsEvent = new InputEventDecorator(inputsNoResend);
var inputsRate = new InputRateDecorator(inputsEvent);
var inputsDefer = new InputDeferDecorator(inputsEvent);
// By default, use rate decorator
var inputs = inputsRate;

19
srcjs/input_rate.js
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@@ -251,6 +251,25 @@ var InputDeferDecorator = function(target) {
};
}).call(InputDeferDecorator.prototype);
var InputEventDecorator = function(target) {
this.target = target;
};
(function() {
this.setInput = function(name, value, immediate) {
var evt = jQuery.Event("shiny:inputchanged");
var name2 = name.split(':');
evt.name = name2[0];
evt.inputType = name2.length > 1 ? name2[1] : '';
evt.value = value;
$(document).trigger(evt);
if (!evt.isDefaultPrevented()) {
name = evt.name;
if (evt.inputType !== '') name += ':' + evt.inputType;
this.target.setInput(name, evt.value, immediate);
}
};
}).call(InputEventDecorator.prototype);
var InputRateDecorator = function(target) {
this.target = target;
this.inputRatePolicies = {};