aiber-test/www/input-shims-bc550f99-js-es2015.js
2020-12-18 09:30:04 +00:00

414 lines
15 KiB
JavaScript

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