Commit 6c6b8534 authored by JC Brand's avatar JC Brand

Move functions out to make containing function smaller

parent b31cdd77
......@@ -88,6 +88,25 @@
}
}
function calculateElementHeight (el) {
/* Return the height of the passed in DOM element,
* based on the heights of its children.
*/
return _.reduce(
el.children,
(result, child) => result + child.offsetHeight, 0
);
}
function slideOutWrapup (el) {
/* Wrapup function for slideOut. */
el.removeAttribute('data-slider-marker');
el.classList.remove('collapsed');
el.style.overflow = "";
el.style.height = "";
}
var u = {};
// Translation machinery
......@@ -186,22 +205,12 @@
};
u.slideOut = function (el, duration=900) {
/* Shows/expands an element by sliding it out of itself. */
function calculateEndHeight (el) {
return _.reduce(
el.children,
(result, child) => result + child.offsetHeight, 0
);
}
function wrapup (el) {
el.removeAttribute('data-slider-marker');
el.classList.remove('collapsed');
el.style.overflow = "";
el.style.height = "";
}
/* Shows/expands an element by sliding it out of itself
*
* Parameters:
* (HTMLElement) el - The HTML string
* (Number) duration - The duration amount in milliseconds
*/
return new Promise((resolve, reject) => {
if (_.isNil(el)) {
const err = "Undefined or null element passed into slideOut"
......@@ -214,10 +223,10 @@
el.removeAttribute('data-slider-marker');
window.clearInterval(interval_marker);
}
const end_height = calculateEndHeight(el);
const end_height = calculateElementHeight(el);
if (window.converse_disable_effects) { // Effects are disabled (for tests)
el.style.height = end_height + 'px';
wrapup(el);
slideOutWrapup(el);
resolve();
return;
}
......@@ -234,9 +243,9 @@
// We recalculate the height to work around an apparent
// browser bug where browsers don't know the correct
// offsetHeight beforehand.
el.style.height = calculateEndHeight(el) + 'px';
el.style.height = calculateElementHeight(el) + 'px';
window.clearInterval(interval_marker);
wrapup(el);
slideOutWrapup(el);
resolve();
}
}, interval);
......
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