414 lines
15 KiB
JavaScript
414 lines
15 KiB
JavaScript
(window["webpackJsonp"] = window["webpackJsonp"] || []).push([["input-shims-bc550f99-js"],{
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/***/ "./node_modules/@ionic/core/dist/esm/input-shims-bc550f99.js":
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/*!*******************************************************************!*\
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!*** ./node_modules/@ionic/core/dist/esm/input-shims-bc550f99.js ***!
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\*******************************************************************/
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/*! exports provided: startInputShims */
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/***/ (function(module, __webpack_exports__, __webpack_require__) {
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"use strict";
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__webpack_require__.r(__webpack_exports__);
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/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "startInputShims", function() { return startInputShims; });
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/* harmony import */ var _helpers_90f46169_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./helpers-90f46169.js */ "./node_modules/@ionic/core/dist/esm/helpers-90f46169.js");
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const cloneMap = new WeakMap();
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const relocateInput = (componentEl, inputEl, shouldRelocate, inputRelativeY = 0) => {
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if (cloneMap.has(componentEl) === shouldRelocate) {
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return;
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}
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if (shouldRelocate) {
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addClone(componentEl, inputEl, inputRelativeY);
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}
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else {
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removeClone(componentEl, inputEl);
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}
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};
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const isFocused = (input) => {
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return input === input.getRootNode().activeElement;
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};
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const addClone = (componentEl, inputEl, inputRelativeY) => {
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// this allows for the actual input to receive the focus from
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// the user's touch event, but before it receives focus, it
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// moves the actual input to a location that will not screw
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// up the app's layout, and does not allow the native browser
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// to attempt to scroll the input into place (messing up headers/footers)
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// the cloned input fills the area of where native input should be
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// while the native input fakes out the browser by relocating itself
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// before it receives the actual focus event
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// We hide the focused input (with the visible caret) invisible by making it scale(0),
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const parentEl = inputEl.parentNode;
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// DOM WRITES
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const clonedEl = inputEl.cloneNode(false);
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clonedEl.classList.add('cloned-input');
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clonedEl.tabIndex = -1;
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parentEl.appendChild(clonedEl);
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cloneMap.set(componentEl, clonedEl);
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const doc = componentEl.ownerDocument;
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const tx = doc.dir === 'rtl' ? 9999 : -9999;
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componentEl.style.pointerEvents = 'none';
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inputEl.style.transform = `translate3d(${tx}px,${inputRelativeY}px,0) scale(0)`;
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};
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const removeClone = (componentEl, inputEl) => {
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const clone = cloneMap.get(componentEl);
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if (clone) {
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cloneMap.delete(componentEl);
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clone.remove();
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}
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componentEl.style.pointerEvents = '';
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inputEl.style.transform = '';
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};
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const enableHideCaretOnScroll = (componentEl, inputEl, scrollEl) => {
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if (!scrollEl || !inputEl) {
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return () => { return; };
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}
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const scrollHideCaret = (shouldHideCaret) => {
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if (isFocused(inputEl)) {
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relocateInput(componentEl, inputEl, shouldHideCaret);
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}
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};
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const onBlur = () => relocateInput(componentEl, inputEl, false);
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const hideCaret = () => scrollHideCaret(true);
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const showCaret = () => scrollHideCaret(false);
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Object(_helpers_90f46169_js__WEBPACK_IMPORTED_MODULE_0__["a"])(scrollEl, 'ionScrollStart', hideCaret);
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Object(_helpers_90f46169_js__WEBPACK_IMPORTED_MODULE_0__["a"])(scrollEl, 'ionScrollEnd', showCaret);
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inputEl.addEventListener('blur', onBlur);
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return () => {
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Object(_helpers_90f46169_js__WEBPACK_IMPORTED_MODULE_0__["b"])(scrollEl, 'ionScrollStart', hideCaret);
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Object(_helpers_90f46169_js__WEBPACK_IMPORTED_MODULE_0__["b"])(scrollEl, 'ionScrollEnd', showCaret);
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inputEl.addEventListener('ionBlur', onBlur);
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};
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};
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const SKIP_SELECTOR = 'input, textarea, [no-blur]';
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const enableInputBlurring = () => {
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let focused = true;
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let didScroll = false;
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const doc = document;
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const onScroll = () => {
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didScroll = true;
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};
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const onFocusin = () => {
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focused = true;
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};
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const onTouchend = (ev) => {
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// if app did scroll return early
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if (didScroll) {
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didScroll = false;
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return;
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}
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const active = doc.activeElement;
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if (!active) {
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return;
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}
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// only blur if the active element is a text-input or a textarea
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if (active.matches(SKIP_SELECTOR)) {
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return;
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}
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// if the selected target is the active element, do not blur
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const tapped = ev.target;
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if (tapped === active) {
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return;
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}
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if (tapped.matches(SKIP_SELECTOR) || tapped.closest(SKIP_SELECTOR)) {
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return;
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}
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focused = false;
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// TODO: find a better way, why 50ms?
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setTimeout(() => {
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if (!focused) {
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active.blur();
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}
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}, 50);
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};
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Object(_helpers_90f46169_js__WEBPACK_IMPORTED_MODULE_0__["a"])(doc, 'ionScrollStart', onScroll);
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doc.addEventListener('focusin', onFocusin, true);
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doc.addEventListener('touchend', onTouchend, false);
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return () => {
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Object(_helpers_90f46169_js__WEBPACK_IMPORTED_MODULE_0__["b"])(doc, 'ionScrollStart', onScroll, true);
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doc.removeEventListener('focusin', onFocusin, true);
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doc.removeEventListener('touchend', onTouchend, false);
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};
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};
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const SCROLL_ASSIST_SPEED = 0.3;
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const getScrollData = (componentEl, contentEl, keyboardHeight) => {
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const itemEl = componentEl.closest('ion-item,[ion-item]') || componentEl;
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return calcScrollData(itemEl.getBoundingClientRect(), contentEl.getBoundingClientRect(), keyboardHeight, componentEl.ownerDocument.defaultView.innerHeight);
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};
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const calcScrollData = (inputRect, contentRect, keyboardHeight, platformHeight) => {
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// compute input's Y values relative to the body
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const inputTop = inputRect.top;
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const inputBottom = inputRect.bottom;
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// compute visible area
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const visibleAreaTop = contentRect.top;
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const visibleAreaBottom = Math.min(contentRect.bottom, platformHeight - keyboardHeight);
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// compute safe area
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const safeAreaTop = visibleAreaTop + 15;
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const safeAreaBottom = visibleAreaBottom * 0.75;
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// figure out if each edge of the input is within the safe area
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const distanceToBottom = safeAreaBottom - inputBottom;
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const distanceToTop = safeAreaTop - inputTop;
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// desiredScrollAmount is the negated distance to the safe area according to our calculations.
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const desiredScrollAmount = Math.round((distanceToBottom < 0)
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? -distanceToBottom
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: (distanceToTop > 0)
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? -distanceToTop
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: 0);
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// our calculations make some assumptions that aren't always true, like the keyboard being closed when an input
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// gets focus, so make sure we don't scroll the input above the visible area
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const scrollAmount = Math.min(desiredScrollAmount, inputTop - visibleAreaTop);
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const distance = Math.abs(scrollAmount);
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const duration = distance / SCROLL_ASSIST_SPEED;
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const scrollDuration = Math.min(400, Math.max(150, duration));
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return {
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scrollAmount,
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scrollDuration,
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scrollPadding: keyboardHeight,
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inputSafeY: -(inputTop - safeAreaTop) + 4
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};
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};
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const enableScrollAssist = (componentEl, inputEl, contentEl, footerEl, keyboardHeight) => {
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let coord;
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const touchStart = (ev) => {
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coord = Object(_helpers_90f46169_js__WEBPACK_IMPORTED_MODULE_0__["p"])(ev);
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};
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const touchEnd = (ev) => {
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// input cover touchend/mouseup
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if (!coord) {
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return;
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}
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// get where the touchend/mouseup ended
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const endCoord = Object(_helpers_90f46169_js__WEBPACK_IMPORTED_MODULE_0__["p"])(ev);
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// focus this input if the pointer hasn't moved XX pixels
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// and the input doesn't already have focus
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if (!hasPointerMoved(6, coord, endCoord) && !isFocused(inputEl)) {
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ev.preventDefault();
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ev.stopPropagation();
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// begin the input focus process
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jsSetFocus(componentEl, inputEl, contentEl, footerEl, keyboardHeight);
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}
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};
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componentEl.addEventListener('touchstart', touchStart, true);
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componentEl.addEventListener('touchend', touchEnd, true);
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return () => {
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componentEl.removeEventListener('touchstart', touchStart, true);
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componentEl.removeEventListener('touchend', touchEnd, true);
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};
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};
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const jsSetFocus = async (componentEl, inputEl, contentEl, footerEl, keyboardHeight) => {
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if (!contentEl && !footerEl) {
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return;
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}
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const scrollData = getScrollData(componentEl, (contentEl || footerEl), keyboardHeight);
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if (contentEl && Math.abs(scrollData.scrollAmount) < 4) {
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// the text input is in a safe position that doesn't
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// require it to be scrolled into view, just set focus now
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inputEl.focus();
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return;
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}
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// temporarily move the focus to the focus holder so the browser
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// doesn't freak out while it's trying to get the input in place
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// at this point the native text input still does not have focus
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relocateInput(componentEl, inputEl, true, scrollData.inputSafeY);
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inputEl.focus();
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/* tslint:disable-next-line */
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if (typeof window !== 'undefined') {
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let scrollContentTimeout;
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const scrollContent = async () => {
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// clean up listeners and timeouts
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if (scrollContentTimeout !== undefined) {
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clearTimeout(scrollContentTimeout);
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}
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window.removeEventListener('ionKeyboardDidShow', doubleKeyboardEventListener);
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window.removeEventListener('ionKeyboardDidShow', scrollContent);
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// scroll the input into place
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if (contentEl) {
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await contentEl.scrollByPoint(0, scrollData.scrollAmount, scrollData.scrollDuration);
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}
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// the scroll view is in the correct position now
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// give the native text input focus
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relocateInput(componentEl, inputEl, false, scrollData.inputSafeY);
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// ensure this is the focused input
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inputEl.focus();
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};
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const doubleKeyboardEventListener = () => {
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window.removeEventListener('ionKeyboardDidShow', doubleKeyboardEventListener);
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window.addEventListener('ionKeyboardDidShow', scrollContent);
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};
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if (contentEl) {
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const scrollEl = await contentEl.getScrollElement();
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/**
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* scrollData will only consider the amount we need
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* to scroll in order to properly bring the input
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* into view. It will not consider the amount
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* we can scroll in the content element.
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* As a result, scrollData may request a greater
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* scroll position than is currently available
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* in the DOM. If this is the case, we need to
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* wait for the webview to resize/the keyboard
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* to show in order for additional scroll
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* bandwidth to become available.
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*/
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const totalScrollAmount = scrollEl.scrollHeight - scrollEl.clientHeight;
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if (scrollData.scrollAmount > (totalScrollAmount - scrollEl.scrollTop)) {
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/**
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* On iOS devices, the system will show a "Passwords" bar above the keyboard
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* after the initial keyboard is shown. This prevents the webview from resizing
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* until the "Passwords" bar is shown, so we need to wait for that to happen first.
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*/
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if (inputEl.type === 'password') {
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// Add 50px to account for the "Passwords" bar
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scrollData.scrollAmount += 50;
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window.addEventListener('ionKeyboardDidShow', doubleKeyboardEventListener);
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}
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else {
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window.addEventListener('ionKeyboardDidShow', scrollContent);
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}
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/**
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* This should only fire in 2 instances:
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* 1. The app is very slow.
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* 2. The app is running in a browser on an old OS
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* that does not support Ionic Keyboard Events
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*/
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scrollContentTimeout = setTimeout(scrollContent, 1000);
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return;
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}
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}
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scrollContent();
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}
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};
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const hasPointerMoved = (threshold, startCoord, endCoord) => {
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if (startCoord && endCoord) {
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const deltaX = (startCoord.x - endCoord.x);
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const deltaY = (startCoord.y - endCoord.y);
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const distance = deltaX * deltaX + deltaY * deltaY;
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return distance > (threshold * threshold);
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}
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return false;
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};
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const PADDING_TIMER_KEY = '$ionPaddingTimer';
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const enableScrollPadding = (keyboardHeight) => {
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const doc = document;
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const onFocusin = (ev) => {
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setScrollPadding(ev.target, keyboardHeight);
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};
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const onFocusout = (ev) => {
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setScrollPadding(ev.target, 0);
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};
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doc.addEventListener('focusin', onFocusin);
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doc.addEventListener('focusout', onFocusout);
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return () => {
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doc.removeEventListener('focusin', onFocusin);
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doc.removeEventListener('focusout', onFocusout);
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};
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};
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const setScrollPadding = (input, keyboardHeight) => {
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if (input.tagName !== 'INPUT') {
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return;
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}
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if (input.parentElement && input.parentElement.tagName === 'ION-INPUT') {
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return;
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}
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if (input.parentElement &&
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input.parentElement.parentElement &&
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input.parentElement.parentElement.tagName === 'ION-SEARCHBAR') {
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return;
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}
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const el = input.closest('ion-content');
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if (el === null) {
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return;
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}
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const timer = el[PADDING_TIMER_KEY];
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if (timer) {
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clearTimeout(timer);
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}
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if (keyboardHeight > 0) {
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el.style.setProperty('--keyboard-offset', `${keyboardHeight}px`);
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}
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else {
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el[PADDING_TIMER_KEY] = setTimeout(() => {
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el.style.setProperty('--keyboard-offset', '0px');
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}, 120);
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}
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};
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const INPUT_BLURRING = true;
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const SCROLL_PADDING = true;
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const startInputShims = (config) => {
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const doc = document;
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const keyboardHeight = config.getNumber('keyboardHeight', 290);
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const scrollAssist = config.getBoolean('scrollAssist', true);
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const hideCaret = config.getBoolean('hideCaretOnScroll', true);
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const inputBlurring = config.getBoolean('inputBlurring', true);
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const scrollPadding = config.getBoolean('scrollPadding', true);
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const inputs = Array.from(doc.querySelectorAll('ion-input, ion-textarea'));
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const hideCaretMap = new WeakMap();
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const scrollAssistMap = new WeakMap();
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const registerInput = async (componentEl) => {
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if (componentEl.componentOnReady) {
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await componentEl.componentOnReady();
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}
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const inputRoot = componentEl.shadowRoot || componentEl;
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const inputEl = inputRoot.querySelector('input') || inputRoot.querySelector('textarea');
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const scrollEl = componentEl.closest('ion-content');
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const footerEl = (!scrollEl) ? componentEl.closest('ion-footer') : null;
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if (!inputEl) {
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return;
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}
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if ( !!scrollEl && hideCaret && !hideCaretMap.has(componentEl)) {
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const rmFn = enableHideCaretOnScroll(componentEl, inputEl, scrollEl);
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hideCaretMap.set(componentEl, rmFn);
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}
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if ( (!!scrollEl || !!footerEl) && scrollAssist && !scrollAssistMap.has(componentEl)) {
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const rmFn = enableScrollAssist(componentEl, inputEl, scrollEl, footerEl, keyboardHeight);
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scrollAssistMap.set(componentEl, rmFn);
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}
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};
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const unregisterInput = (componentEl) => {
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if ( hideCaret) {
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const fn = hideCaretMap.get(componentEl);
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if (fn) {
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fn();
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}
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hideCaretMap.delete(componentEl);
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}
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if ( scrollAssist) {
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const fn = scrollAssistMap.get(componentEl);
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if (fn) {
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fn();
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}
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scrollAssistMap.delete(componentEl);
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}
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};
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if (inputBlurring && INPUT_BLURRING) {
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enableInputBlurring();
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}
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if (scrollPadding && SCROLL_PADDING) {
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enableScrollPadding(keyboardHeight);
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}
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// Input might be already loaded in the DOM before ion-device-hacks did.
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// At this point we need to look for all of the inputs not registered yet
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// and register them.
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for (const input of inputs) {
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registerInput(input);
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}
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doc.addEventListener('ionInputDidLoad', ((ev) => {
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registerInput(ev.detail);
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}));
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doc.addEventListener('ionInputDidUnload', ((ev) => {
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unregisterInput(ev.detail);
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}));
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};
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/***/ })
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}]);
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//# sourceMappingURL=input-shims-bc550f99-js-es2015.js.map
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