mirror of
https://github.com/osnr/TabFS.git
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128 lines
3.6 KiB
JavaScript
128 lines
3.6 KiB
JavaScript
if (chrome.extension.getBackgroundPage) {
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// When running in background script:
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// 'Server' that manages the files for all tabs.
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// TODO: can I trigger 1. nav to Finder and 2. nav to Terminal from toolbar click?
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// accept requests from the page
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browser.runtime.onMessage.addListener(async (request, sender) => {
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const {entries} = await Routes["/tabs/by-id/#TAB_ID"].readdir({path: `/tabs/by-id/${sender.tab.id}`});
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return entries;
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});
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// send the file list to the page
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// receive events from the page of
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// they dragged a new file in,
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// or they moved a file,
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// or they double-clicked a file
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} else {
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// When running in page:
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// Content script that injects a file manager into the page.
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document.body.insertAdjacentHTML('beforeend', `
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<style>
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.--tabfs-file-container .--tabfs-file {
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/* fixed makes sense if it's a property of the tab; */
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/* absolute would make more sense if it's a property of the page? */
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position: fixed; top: 0; left: 0;
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z-index: 10000;
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cursor: move;
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user-select: none; -webkit-user-select: none;
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font: 12px system-ui, -apple-system;
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background-color: white;
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}
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</style>
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<div class="--tabfs-file-container">
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</div>
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`);
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const container = document.getElementsByClassName('--tabfs-file-container')[0];
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const icons = {};
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let frontierX = 0, frontierY = 0;
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const addFile = function(name, x, y, file) {
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// TODO: report into the extension
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if (!x) {
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x = frontierX; frontierX += 64;
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y = 0;
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}
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container.insertAdjacentHTML('beforeend', `
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<div class="--tabfs-file">${name}</div>
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`);
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const icon = container.lastElementChild;
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icon.style.left = `${x}px`; icon.style.top = `${y}px`;
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// from https://htmldom.dev/make-a-draggable-element/:
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// The current position of mouse
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let mouseX = 0;
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let mouseY = 0;
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// Handle the mousedown event
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// that's triggered when user drags the element
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const mouseDownHandler = function(e) {
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// Get the current mouse position
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mouseX = e.clientX;
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mouseY = e.clientY;
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// Attach the listeners to `document`
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document.addEventListener('mousemove', mouseMoveHandler);
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document.addEventListener('mouseup', mouseUpHandler);
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e.preventDefault();
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};
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const mouseMoveHandler = function(e) {
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// How far the mouse has been moved
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const dx = e.clientX - mouseX;
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const dy = e.clientY - mouseY;
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// Set the position of element
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icon.style.top = `${icon.offsetTop + dy}px`;
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icon.style.left = `${icon.offsetLeft + dx}px`;
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// Reassign the position of mouse
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mouseX = e.clientX;
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mouseY = e.clientY;
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e.preventDefault();
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};
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const mouseUpHandler = function() {
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// Remove the handlers of `mousemove` and `mouseup`
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document.removeEventListener('mousemove', mouseMoveHandler);
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document.removeEventListener('mouseup', mouseUpHandler);
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};
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icon.addEventListener('mousedown', mouseDownHandler);
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};
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// ask for what the files are
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chrome.runtime.sendMessage({hello: 'hello'}, function(response) {
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response.forEach(name => addFile(name));
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});
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document.body.addEventListener('dragenter', function(e) {
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e.preventDefault();
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});
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document.body.addEventListener('dragover', function(e) {
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e.preventDefault();
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});
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document.body.addEventListener('dragleave', function(e) {
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e.preventDefault();
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});
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document.body.addEventListener('drop', function(e) {
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// bubble thing
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e.preventDefault(); // stops browser nav to that file
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for (let file of [...e.dataTransfer.files]) {
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addFile(file.name, e.clientX, e.clientY, file);
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}
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});
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}
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