333 lines
10 KiB
JavaScript
333 lines
10 KiB
JavaScript
/**
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* Author and copyright: Stefan Haack (https://shaack.com)
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* Repository: https://github.com/shaack/bootstrap-input-spinner
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* License: MIT, see file 'LICENSE'
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*/
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//** The file has been modified
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(function ($) {
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"use strict";
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var triggerKeyPressed = false;
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var originalVal = $.fn.val;
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$.fn.val = function (value) {
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if (arguments.length >= 1) {
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if (this[0] && this[0]["bootstrap-input-spinner"] && this[0].setValue) {
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var element = this[0];
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setTimeout(function () {
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element.setValue(value);
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});
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}
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}
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return originalVal.apply(this, arguments);
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};
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$.fn.InputSpinner = $.fn.inputSpinner = function (options) {
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var config = {
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decrementButton: "<strong>-</strong>", // button text
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incrementButton: "<strong>+</strong>", // ..
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groupClass: "", // css class of the resulting input-group
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buttonsClass: "btn-outline-secondary",
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buttonsWidth: "2.5rem",
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textAlign: "center",
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autoDelay: 500, // ms holding before auto value change
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autoInterval: 100, // speed of auto value change
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boostThreshold: 10, // boost after these steps
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boostMultiplier: "auto", // you can also set a constant number as multiplier
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};
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for (var option in options) {
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config[option] = options[option];
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}
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var html =
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'<div class="input-group ' +
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config.groupClass +
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'">' +
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'<div class="input-group-prepend">' +
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'<button style=" border:none; min-width: ' +
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config.buttonsWidth +
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'" class="btn btn-decrement ' +
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config.buttonsClass +
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'" type="button">' +
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config.decrementButton +
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"</button>" +
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"</div>" +
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'<input type="text" inputmode="decimal" style="text-align: ' +
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config.textAlign +
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'" class="form-control"/>' +
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'<div class="input-group-append">' +
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'<button style=" border:none; min-width: ' +
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config.buttonsWidth +
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'" class="btn btn-increment ' +
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config.buttonsClass +
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'" type="button">' +
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config.incrementButton +
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"</button>" +
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"</div>" +
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"</div>";
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var locale = navigator.language || "en-US";
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this.each(function () {
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var $original = $(this);
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$original[0]["bootstrap-input-spinner"] = true;
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$original.hide();
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var autoDelayHandler = null;
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var autoIntervalHandler = null;
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var autoMultiplier = config.boostMultiplier === "auto";
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var boostMultiplier = autoMultiplier ? 1 : config.boostMultiplier;
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var $inputGroup = $(html);
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var $buttonDecrement = $inputGroup.find(".btn-decrement");
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var $buttonIncrement = $inputGroup.find(".btn-increment");
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var $input = $inputGroup.find("input");
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var min = null;
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var max = null;
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var step = null;
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var stepMax = null;
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var decimals = null;
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var digitGrouping = null;
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var numberFormat = null;
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updateAttributes();
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var value = parseFloat($original[0].value);
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var boostStepsCount = 0;
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var prefix = $original.attr("data-prefix") || "";
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var suffix = $original.attr("data-suffix") || "";
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if (prefix) {
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var prefixElement = $(
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'<span class="input-group-text">' + prefix + "</span>"
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);
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$inputGroup.find(".input-group-prepend").append(prefixElement);
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}
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if (suffix) {
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var suffixElement = $(
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'<span class="input-group-text">' + suffix + "</span>"
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);
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$inputGroup.find(".input-group-append").prepend(suffixElement);
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}
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$original[0].setValue = function (newValue) {
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setValue(newValue);
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};
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var observer = new MutationObserver(function () {
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updateAttributes();
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setValue(value, true);
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});
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observer.observe($original[0], { attributes: true });
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$original.after($inputGroup);
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setValue(value);
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$input.on("paste input change focusout", function (event) {
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var newValue = $input[0].value;
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var focusOut = event.type === "focusout";
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newValue = parseLocaleNumber(newValue);
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setValue(newValue, focusOut);
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dispatchEvent($original, event.type);
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});
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onPointerDown($buttonDecrement[0], function () {
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stepHandling(-step);
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});
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onPointerDown($buttonIncrement[0], function () {
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stepHandling(step);
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});
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onPointerUp(document.body, function () {
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resetTimer();
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});
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function setValue(newValue, updateInput) {
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if (updateInput === undefined) {
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updateInput = true;
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}
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if (isNaN(newValue) || newValue === "") {
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$original[0].value = "";
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if (updateInput) {
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$input[0].value = "";
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}
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value = NaN;
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} else {
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newValue = parseFloat(newValue);
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newValue = Math.min(Math.max(newValue, min), max);
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newValue =
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Math.round(newValue * Math.pow(10, decimals)) /
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Math.pow(10, decimals);
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$original[0].value = newValue;
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if (updateInput) {
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$input[0].value = numberFormat.format(newValue);
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}
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value = newValue;
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}
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}
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function dispatchEvent($element, type) {
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if (type) {
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setTimeout(function () {
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var event;
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if (typeof Event === "function") {
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event = new Event(type, { bubbles: true });
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} else {
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// IE
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event = document.createEvent("Event");
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event.initEvent(type, true, true);
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}
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$element[0].dispatchEvent(event);
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});
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}
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}
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function stepHandling(step) {
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if (!$input[0].disabled && !$input[0].readOnly) {
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calcStep(step);
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resetTimer();
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autoDelayHandler = setTimeout(function () {
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autoIntervalHandler = setInterval(function () {
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if (boostStepsCount > config.boostThreshold) {
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if (autoMultiplier) {
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calcStep(step * parseInt(boostMultiplier, 10));
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if (boostMultiplier < 100000000) {
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boostMultiplier = boostMultiplier * 1.1;
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}
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if (stepMax) {
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boostMultiplier = Math.min(stepMax, boostMultiplier);
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}
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} else {
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calcStep(step * boostMultiplier);
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}
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} else {
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calcStep(step);
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}
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boostStepsCount++;
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}, config.autoInterval);
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}, config.autoDelay);
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}
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}
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function calcStep(step) {
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if (isNaN(value)) {
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value = 0;
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}
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setValue(Math.round(value / step) * step + step);
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dispatchEvent($original, "input");
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dispatchEvent($original, "change");
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}
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function resetTimer() {
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boostStepsCount = 0;
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boostMultiplier = boostMultiplier = autoMultiplier
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? 1
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: config.boostMultiplier;
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clearTimeout(autoDelayHandler);
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clearTimeout(autoIntervalHandler);
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}
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function updateAttributes() {
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// copy properties from original to the new input
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$input.prop("required", $original.prop("required"));
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$input.prop("placeholder", $original.prop("placeholder"));
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$input.attr("inputmode", $original.attr("inputmode") || "decimal");
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var disabled = $original.prop("disabled");
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var readonly = $original.prop("readonly");
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$input.prop("disabled", disabled);
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$input.prop("readonly", readonly);
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$buttonIncrement.prop("disabled", disabled || readonly);
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$buttonDecrement.prop("disabled", disabled || readonly);
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if (disabled || readonly) {
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resetTimer();
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}
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var originalClass = $original.prop("class");
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var groupClass = "";
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// sizing
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if (/form-control-sm/g.test(originalClass)) {
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groupClass = "input-group-sm";
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} else if (/form-control-lg/g.test(originalClass)) {
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groupClass = "input-group-lg";
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}
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var inputClass = originalClass.replace(/form-control(-(sm|lg))?/g, "");
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$inputGroup.prop(
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"class",
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"input-group " + groupClass + " " + config.groupClass
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);
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$input.prop("class", "form-control " + inputClass);
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// update the main attributes
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min = parseFloat($original.prop("min")) || 0;
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max =
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isNaN($original.prop("max")) || $original.prop("max") === ""
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? Infinity
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: parseFloat($original.prop("max"));
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step = parseFloat($original.prop("step")) || 1;
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stepMax = parseInt($original.attr("data-step-max")) || 0;
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var newDecimals = parseInt($original.attr("data-decimals")) || 0;
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var newDigitGrouping = !(
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$original.attr("data-digit-grouping") === "false"
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);
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if (decimals !== newDecimals || digitGrouping !== newDigitGrouping) {
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decimals = newDecimals;
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digitGrouping = newDigitGrouping;
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numberFormat = new Intl.NumberFormat(locale, {
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minimumFractionDigits: decimals,
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maximumFractionDigits: decimals,
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useGrouping: digitGrouping,
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});
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}
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}
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function parseLocaleNumber(stringNumber) {
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var numberFormat = new Intl.NumberFormat(locale);
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var thousandSeparator = numberFormat.format(1111).replace(/1/g, "");
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var decimalSeparator = numberFormat.format(1.1).replace(/1/g, "");
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return parseFloat(
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stringNumber
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.replace(new RegExp("\\" + thousandSeparator, "g"), "")
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.replace(new RegExp("\\" + decimalSeparator), ".")
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);
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}
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});
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return this;
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};
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function onPointerUp(element, callback) {
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element.addEventListener("mouseup", function (e) {
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callback(e);
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});
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element.addEventListener("touchend", function (e) {
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callback(e);
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});
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element.addEventListener("keyup", function (e) {
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if (e.keyCode === 32 || e.keyCode === 13) {
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triggerKeyPressed = false;
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callback(e);
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}
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});
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}
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function onPointerDown(element, callback) {
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element.addEventListener("mousedown", function (e) {
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e.preventDefault();
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callback(e);
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});
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element.addEventListener("touchstart", function (e) {
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if (e.cancelable) {
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e.preventDefault();
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}
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callback(e);
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});
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element.addEventListener("keydown", function (e) {
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if ((e.keyCode === 32 || e.keyCode === 13) && !triggerKeyPressed) {
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triggerKeyPressed = true;
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callback(e);
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}
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});
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}
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})(jQuery);
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