@revolist/revogrid
Version:
Virtual reactive data grid spreadsheet component - RevoGrid.
40 lines (39 loc) • 1.35 kB
JavaScript
/*!
* Built by Revolist OU ❤️
*/
function isTouch(e) {
return !!e.touches;
}
export function verifyTouchTarget(touchEvent, focusClass) {
if (focusClass && touchEvent) {
if (!(touchEvent.target instanceof Element && touchEvent.target.classList.contains(focusClass))) {
return false;
}
}
return true;
}
/**
* Function to get the value of a specific property from a MouseEvent or TouchEvent object.
*/
export function getPropertyFromEvent(e, prop, focusClass // for touch events
) {
// Check if the event is a touch event
if (isTouch(e)) {
// If the event has touches, get the first touch
if (e.touches.length > 0) {
const touchEvent = e.touches[0];
// Check if the target of the touch event is the specified element
if (!verifyTouchTarget(touchEvent, focusClass)) {
// If not, return null
return null;
}
// Get the value of the specified property from the touch event and return it
return touchEvent[prop] || 0;
}
// If there are no touches, return null
return null;
}
// If the event is not a touch event, get the value of the specified property from the event and return it
return e[prop] || 0;
}
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