391 lines
15 KiB
JavaScript
391 lines
15 KiB
JavaScript
Miniflux.Event = (function() {
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var queue = [];
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function isEventIgnored(e)
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{
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if (e.keyCode !== 63 && e.which !== 63 && (e.ctrlKey || e.altKey || e.metaKey)) {
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return true;
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}
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// Do not handle events when there is a focus in form fields
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var target = e.target || e.srcElement;
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return target.tagName === 'INPUT' || target.tagName === 'TEXTAREA';
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}
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return {
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lastEventType: "",
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ListenMouseEvents: function() {
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document.onclick = function(e) {
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if (e.target.hasAttribute("data-action") && e.target.className !== 'original') {
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e.preventDefault();
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}
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};
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document.onmouseup = function(e) {
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// Ignore right mouse button (context menu)
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if (e.button === 2) {
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return;
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}
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// Auto-select input content
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if (e.target.nodeName === "INPUT" && e.target.className === "auto-select") {
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e.target.select();
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return;
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}
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// Application actions
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var action = e.target.getAttribute("data-action");
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if (action) {
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Miniflux.Event.lastEventType = "mouse";
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var currentItem = function () {
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var element = e.target;
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while (element && element.parentNode) {
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element = element.parentNode;
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if (element.tagName && element.tagName.toLowerCase() === 'article') {
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return element;
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}
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}
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}();
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switch (action) {
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case 'refresh-all':
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Miniflux.Feed.UpdateAll(e.target.getAttribute("data-concurrent-requests"));
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break;
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case 'refresh-feed':
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if (currentItem) {
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Miniflux.Feed.Update(currentItem);
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}
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break;
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case 'mark-read':
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if (currentItem) {
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Miniflux.Item.MarkAsRead(currentItem);
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}
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break;
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case 'mark-unread':
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if (currentItem) {
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Miniflux.Item.MarkAsUnread(currentItem);
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}
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break;
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case 'mark-removed':
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if (currentItem) {
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Miniflux.Item.MarkAsRemoved(currentItem);
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}
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break;
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case 'bookmark':
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if (currentItem) {
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Miniflux.Item.SwitchBookmark(currentItem);
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}
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break;
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case 'download-item':
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if (currentItem) {
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Miniflux.Item.DownloadContent(currentItem);
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}
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break;
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case 'mark-feed-read':
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var feed_id = document.getElementById('listing').getAttribute('data-feed-id');
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Miniflux.Item.MarkFeedAsRead(feed_id);
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break;
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case 'close-help':
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Miniflux.Nav.CloseHelp();
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break;
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case 'show-search':
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Miniflux.Nav.ShowSearch();
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break;
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case 'toggle-menu-more':
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Miniflux.Nav.ToggleMenuMore();
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break;
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}
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}
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};
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},
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ListenKeyboardEvents: function() {
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document.onkeypress = function(e) {
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if (isEventIgnored(e)) {
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return;
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}
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Miniflux.Event.lastEventType = "keyboard";
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queue.push(e.key || e.which);
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if (queue[0] === 'g' || queue[0] === 103) {
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switch (queue[1]) {
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case undefined:
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break;
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case 'u':
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case 117:
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window.location.href = "?action=unread";
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queue = [];
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break;
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case 'b':
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case 98:
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window.location.href = "?action=bookmarks";
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queue = [];
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break;
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case 'h':
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case 104:
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window.location.href = "?action=history";
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queue = [];
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break;
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case 's':
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case 115:
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window.location.href = "?action=feeds";
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queue = [];
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break;
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case 'p':
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case 112:
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window.location.href = "?action=config";
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queue = [];
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break;
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default:
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queue = [];
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break;
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}
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}
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else {
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queue = [];
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var currentItem = function () {
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return document.getElementById("current-item");
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}();
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switch (e.key || e.which) {
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case 'A':
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case 65:
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if (e.shiftKey) {
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window.location.href='?action=mark-all-read';
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}
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break;
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case 'd':
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case 100:
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if (currentItem) {
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Miniflux.Item.DownloadContent(currentItem);
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}
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break;
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case 'p':
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case 112:
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case 'k':
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case 107:
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Miniflux.Nav.SelectPreviousItem();
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break;
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case 'n':
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case 110:
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case 'j':
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case 106:
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Miniflux.Nav.SelectNextItem();
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break;
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case 'v':
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case 118:
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if (currentItem) {
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Miniflux.Item.OpenOriginal(currentItem);
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Miniflux.Nav.SelectNextItem();
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}
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break;
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case 'o':
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case 111:
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if (currentItem) {
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Miniflux.Item.Show(currentItem);
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}
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break;
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case 'm':
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case 109:
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if (currentItem) {
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Miniflux.Item.SwitchStatus(currentItem);
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}
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break;
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case 'f':
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case 102:
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if (currentItem) {
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Miniflux.Item.SwitchBookmark(currentItem);
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}
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break;
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case 'h':
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case 104:
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Miniflux.Nav.OpenPreviousPage();
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break;
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case 'l':
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case 108:
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Miniflux.Nav.OpenNextPage();
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break;
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case 'r':
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case 114:
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Miniflux.Feed.UpdateAll();
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break;
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case '?':
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case 63:
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Miniflux.Nav.ShowHelp();
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break;
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case 'Q':
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case 81: // Q
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case 'q':
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case 113: // q
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Miniflux.Nav.CloseHelp();
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break;
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case 'z':
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case 122:
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Miniflux.Item.ToggleRTLMode();
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break;
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}
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}
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};
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document.onkeydown = function(e) {
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if (isEventIgnored(e)) {
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return;
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}
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Miniflux.Event.lastEventType = "keyboard";
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switch (e.key || e.which) {
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case "ArrowLeft":
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case "Left":
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case 37:
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Miniflux.Nav.SelectPreviousItem();
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break;
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case "ArrowRight":
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case "Right":
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case 39:
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Miniflux.Nav.SelectNextItem();
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break;
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case '/':
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case 191:
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e.preventDefault();
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e.stopPropagation();
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Miniflux.Nav.ShowSearch();
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break;
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}
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};
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},
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ListenVisibilityEvents: function() {
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document.addEventListener('visibilitychange', function() {
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Miniflux.App.Log('document.visibilityState: ' + document.visibilityState);
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if (!document.hidden && Miniflux.Item.hasNewUnread()) {
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Miniflux.App.Log('Need to update the unread counter with fresh values from the database');
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Miniflux.Item.CheckForUpdates();
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}
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});
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},
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ListenTouchEvents: function() {
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var touches = null;
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var resetTouch = function () {
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if (touches && touches.element) {
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touches.element.style.opacity = 1;
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touches.element.style.transform = "";
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}
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touches = {
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"touchstart": {"x":-1, "y":-1},
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"touchmove" : {"x":-1, "y":-1},
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"touchend" : false,
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"direction" : "undetermined",
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"swipestarted" : false,
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"element" : null
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};
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};
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var horizontalSwipe = function () {
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if((touches.touchstart.x > -1 && touches.touchmove.x > -1 &&
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(Math.abs(touches.touchmove.x - touches.touchstart.x) > 30 || touches.swipestarted) &&
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Math.abs(touches.touchmove.y - touches.touchstart.y) < 75)) {
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touches.swipestarted = true;
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return touches.touchmove.x - touches.touchstart.x;
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}
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return 0;
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};
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var closest = function(el, fn) {
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return el && (fn(el) ? el : closest(el.parentNode, fn));
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};
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var getTouchElement = function() {
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return touches.element ? touches.element :
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closest(document.elementFromPoint(touches.touchstart.x, touches.touchstart.y),
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function(el) {
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return el.tagName === 'ARTICLE';
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});
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};
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var drawElement = function(){
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if(touches &&
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(touches.touchend === true || touches.touchstart.x == -1)) {
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return;
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}
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if(touches.element === null) {
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touches.element = getTouchElement();
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}
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var swipedistance = horizontalSwipe();
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if(swipedistance !== 0) {
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var element = getTouchElement();
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if(!element) {resetTouch(); return;}
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var distance = Math.abs(swipedistance);
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touches.element.style.opacity = 1 -
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(distance > 75 ? 0.9 : distance / 75 * 0.9);
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var tx = swipedistance > 75 ? 75 :
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(swipedistance < -75 ? -75 : swipedistance);
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touches.element.style.transform = "translateX("+tx+"px)";
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touches.element = element;
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}
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window.requestAnimationFrame(drawElement);
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};
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var touchHandler = function (e) {
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if (typeof e.touches != 'undefined' && e.touches.length <= 1) {
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Miniflux.Event.lastEventType = "touch";
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var touch = e.touches[0];
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var swipedistance = null;
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var element = null;
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switch (e.type) {
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case 'touchstart':
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resetTouch();
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touches[e.type].x = touch.clientX;
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touches[e.type].y = touch.clientY;
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drawElement();
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break;
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case 'touchmove':
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touches[e.type].x = touch.clientX;
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touches[e.type].y = touch.clientY;
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break;
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case 'touchend':
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touches[e.type] = true;
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element = getTouchElement();
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swipedistance = horizontalSwipe();
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if(swipedistance > 75 || swipedistance < -75) {
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if (element) {
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Miniflux.Item.MarkAsRead(element);
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}
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if(!element.getAttribute("data-hide")){
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resetTouch();
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}
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} else {
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resetTouch();
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}
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break;
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case 'touchcancel':
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resetTouch();
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break;
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default:
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break;
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}
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} else {
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resetTouch();
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}
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};
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resetTouch();
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document.addEventListener('touchstart', touchHandler, false);
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document.addEventListener('touchmove', touchHandler, false);
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document.addEventListener('touchend', touchHandler, false);
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document.addEventListener('touchcancel', touchHandler, false);
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}
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};
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})();
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