zulip/static/js/info_overlay.js

110 lines
2.7 KiB
JavaScript

var info_overlay = (function () {
var exports = {};
function adjust_mac_shortcuts() {
var keys_map = [
['Backspace', 'Delete'],
['Enter', 'Return'],
['Home', 'Fn + Left'],
['End', 'Fn + Right'],
['PgUp', 'Fn + Up'],
['PgDn', 'Fn + Down'],
];
$(".hotkeys_table").each(function () {
var html = $(this).html();
keys_map.forEach(function (pair) {
html = html.replace(new RegExp(pair[0]), pair[1]);
});
$(this).html(html);
});
}
// Make it explicit that our toggler is undefined until
// initialize is called
// TODO: Determine whether to remove this structure now that ensure_i18n is not needed.
exports.toggler = undefined;
exports.initialize = function () {
var opts = {
selected: 0,
child_wants_focus: true,
values: [
{ label: i18n.t("Keyboard shortcuts"), key: "keyboard-shortcuts" },
{ label: i18n.t("Message formatting"), key: "markdown-help" },
{ label: i18n.t("Search operators"), key: "search-operators" },
],
callback: function (name, key) {
$(".overlay-modal").hide();
$("#" + key).show();
$("#" + key).find(".modal-body").focus();
},
};
var toggler = components.toggle(opts);
var elem = toggler.get();
elem.addClass('large');
var modals = _.map(opts.values, function (item) {
var key = item.key; // e.g. markdown-help
var modal = $('#' + key).find('.modal-body');
return modal;
});
_.each(modals, function (modal) {
keydown_util.handle({
elem: modal,
handlers: {
left_arrow: toggler.maybe_go_left,
right_arrow: toggler.maybe_go_right,
},
});
});
$(".informational-overlays .overlay-tabs").append(elem);
if (/Mac/i.test(navigator.userAgent)) {
adjust_mac_shortcuts();
}
exports.toggler = toggler;
};
exports.show = function (target) {
var overlay = $(".informational-overlays");
if (!overlay.hasClass("show")) {
overlays.open_overlay({
name: 'informationalOverlays',
overlay: overlay,
on_close: function () {
hashchange.changehash("");
},
});
}
if (target) {
if (exports.toggler) {
exports.toggler.goto(target);
}
}
};
exports.maybe_show_keyboard_shortcuts = function () {
if (overlays.is_active()) {
return;
}
if (popovers.any_active()) {
return;
}
exports.show("keyboard-shortcuts");
};
return exports;
}());
if (typeof module !== 'undefined') {
module.exports = info_overlay;
}