BookStack/resources/js/wysiwyg/scrolling.js
Dan Brown 921131f999
Modularised our tinymce config and plugins
- Split everything into specific plugin/concern files to make things
  more managable. Means original component file is now simple and much
  of the core config is focused in one place.
2022-02-05 23:15:58 +00:00

44 lines
1.3 KiB
JavaScript

/**
* Scroll to a section dictated by the current URL query string, if present.
* Used when directly editing a specific section of the page.
* @param {Editor} editor
*/
export function scrollToQueryString(editor) {
const queryParams = (new URL(window.location)).searchParams;
const scrollId = queryParams.get('content-id');
if (scrollId) {
scrollToText(editor, scrollId);
}
}
/**
* Override for touch events to allow scrolling on mobile devices.
* TODO - Check if still needed or if needs editing.
* @param {Editor} editor
*/
export function fixScrollForMobile(editor) {
const container = editor.getContainer();
const toolbarButtons = container.querySelectorAll('.mce-btn');
for (let button of toolbarButtons) {
button.addEventListener('touchstart', event => {
event.stopPropagation();
});
}
}
/**
* @param {Editor} editor
* @param {String} scrollId
*/
function scrollToText(editor, scrollId) {
const element = editor.dom.get(encodeURIComponent(scrollId).replace(/!/g, '%21'));
if (!element) {
return;
}
// scroll the element into the view and put the cursor at the end.
element.scrollIntoView();
editor.selection.select(element, true);
editor.selection.collapse(false);
editor.focus();
}