mirror of https://github.com/zulip/zulip.git
725 lines
23 KiB
JavaScript
725 lines
23 KiB
JavaScript
var hotkeys = (function () {
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var exports = {};
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function do_narrow_action(action) {
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action(current_msg_list.selected_id(), {trigger: 'hotkey'});
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return true;
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}
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function focus_in_empty_compose() {
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return (
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compose_state.composing() &&
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compose.message_content() === "" &&
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$('#new_message_content').is(':focus'));
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}
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function open_reactions() {
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var message = current_msg_list.selected_message();
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var target = $(current_msg_list.selected_row()).find(".icon-vector-chevron-down")[0];
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if (!message.sent_by_me) {
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target = $(current_msg_list.selected_row()).find(".icon-vector-smile")[0];
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}
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popovers.toggle_reactions_popover(target, current_msg_list.selected_id());
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return true;
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}
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exports.is_settings_page = function () {
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return (/^#*(settings|organization)/g).test(window.location.hash);
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};
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exports.is_lightbox_open = function () {
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return lightbox.is_open;
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};
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exports.is_subs = function () {
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return subs.is_open;
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};
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var actions_dropdown_hotkeys = [
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'down_arrow',
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'up_arrow',
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'vim_up',
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'vim_down',
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'enter',
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];
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// Note that multiple keys can map to the same event_name, which
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// we'll do in cases where they have the exact same semantics.
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// DON'T FORGET: update keyboard_shortcuts.html
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var keydown_shift_mappings = {
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// these can be triggered by shift + key only
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9: {name: 'shift_tab', message_view_only: false}, // tab
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32: {name: 'shift_spacebar', message_view_only: true}, // space bar
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};
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var keydown_unshift_mappings = {
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// these can be triggered by key only (without shift)
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9: {name: 'tab', message_view_only: false}, // tab
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27: {name: 'escape', message_view_only: false}, // escape
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32: {name: 'spacebar', message_view_only: true}, // space bar
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33: {name: 'page_up', message_view_only: true}, // page up
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34: {name: 'page_down', message_view_only: true}, // page down
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35: {name: 'end', message_view_only: true}, // end
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36: {name: 'home', message_view_only: true}, // home
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37: {name: 'left_arrow', message_view_only: false}, // left arrow
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39: {name: 'right_arrow', message_view_only: false}, // right arrow
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38: {name: 'up_arrow', message_view_only: false}, // up arrow
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40: {name: 'down_arrow', message_view_only: false}, // down arrow
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};
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var keydown_ctrl_mappings = {
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219: {name: 'esc_ctrl', message_view_only: false}, // '['
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};
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var keydown_either_mappings = {
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// these can be triggered by key or shift + key
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// Note that codes for letters are still case sensitive!
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//
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// We may want to revisit both of these. For backspace, we don't
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// have any specific mapping behavior; we are just trying to disable
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// the normal browser features for certain OSes when we are in the
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// compose box, and the little bit of backspace-related code here is
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// dubious, but may apply to shift-backspace.
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// For enter, there is some possibly that shift-enter is intended to
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// have special behavior for folks that are used to shift-enter behavior
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// in other apps, but that's also slightly dubious.
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8: {name: 'backspace', message_view_only: true}, // backspace
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13: {name: 'enter', message_view_only: false}, // enter
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};
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var keypress_mappings = {
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42: {name: 'star_message', message_view_only: true}, // '*'
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43: {name: 'thumbs_up_emoji', message_view_only: true}, // '+'
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47: {name: 'search', message_view_only: false}, // '/'
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58: {name: 'open_reactions', message_view_only: true}, // ':'
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63: {name: 'show_shortcuts', message_view_only: false}, // '?'
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64: {name: 'compose_reply_with_mention', message_view_only: true}, // '@'
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65: {name: 'stream_cycle_backward', message_view_only: true}, // 'A'
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67: {name: 'compose_private_message', message_view_only: true}, // 'C'
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68: {name: 'stream_cycle_forward', message_view_only: true}, // 'D'
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71: {name: 'G_end', message_view_only: true}, // 'G'
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74: {name: 'vim_page_down', message_view_only: true}, // 'J'
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75: {name: 'vim_page_up', message_view_only: true}, // 'K'
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77: {name: 'toggle_mute', message_view_only: true}, // 'M'
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80: {name: 'narrow_private', message_view_only: true}, // 'P'
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82: {name: 'respond_to_author', message_view_only: true}, // 'R'
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83: {name: 'narrow_by_subject', message_view_only: true}, //'S'
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85: {name: 'keyboard_sub', message_view_only: false}, //'U'
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86: {name: 'view_selected_stream', message_view_only: false}, //'V'
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99: {name: 'compose', message_view_only: true}, // 'c'
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100: {name: 'open_drafts', message_view_only: false}, // 'd'
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103: {name: 'gear_menu', message_view_only: true}, // 'g'
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105: {name: 'message_actions', message_view_only: true}, // 'i'
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106: {name: 'vim_down', message_view_only: true}, // 'j'
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107: {name: 'vim_up', message_view_only: true}, // 'k'
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110: {name: 'new_stream', message_view_only: false}, // 'n'
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113: {name: 'query_users', message_view_only: false}, // 'q'
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114: {name: 'reply_message', message_view_only: true}, // 'r'
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115: {name: 'narrow_by_recipient', message_view_only: true}, // 's'
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118: {name: 'show_lightbox', message_view_only: true}, // 'v'
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119: {name: 'query_streams', message_view_only: false}, // 'w'
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};
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exports.get_keydown_hotkey = function (e) {
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if (e.metaKey || e.altKey) {
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return;
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}
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var hotkey;
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if (e.ctrlKey) {
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hotkey = keydown_ctrl_mappings[e.which];
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if (hotkey) {
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return hotkey;
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}
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return;
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}
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if (e.shiftKey) {
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hotkey = keydown_shift_mappings[e.which];
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if (hotkey) {
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return hotkey;
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}
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}
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if (!e.shiftKey) {
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hotkey = keydown_unshift_mappings[e.which];
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if (hotkey) {
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return hotkey;
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}
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}
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return keydown_either_mappings[e.which];
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};
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exports.get_keypress_hotkey = function (e) {
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if (e.metaKey || e.ctrlKey || e.altKey) {
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return;
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}
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return keypress_mappings[e.which];
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};
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exports.processing_text = function () {
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var selector = 'input:focus,select:focus,textarea:focus,#compose-send-button:focus';
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return $(selector).length > 0;
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};
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exports.is_editing_stream_name = function (e) {
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return $(e.target).is(".editable-section");
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};
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// Returns true if we handled it, false if the browser should.
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exports.process_escape_key = function (e) {
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var row;
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if (exports.is_editing_stream_name(e)) {
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return false;
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}
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if (exports.is_lightbox_open()) {
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modals.close_modal("lightbox");
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return true;
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}
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if ($("#subscription_overlay").hasClass("show")) {
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modals.close_modal("subscriptions");
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return true;
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}
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if (drafts.drafts_overlay_open()) {
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modals.close_modal("drafts");
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return true;
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}
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if ($(".informational-overlays").hasClass("show")) {
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modals.close_modal("informationalOverlays");
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return true;
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}
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if ($("#invite-user.show").length) {
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modals.close_modal("invite");
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return true;
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}
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if (exports.is_settings_page()) {
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$("#settings_overlay_container .exit").click();
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return true;
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}
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// emoji window should trap escape before it is able to close the compose box
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if ($('.emoji_popover').css('display') === 'inline-block') {
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popovers.hide_emoji_map_popover();
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return true;
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}
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if (exports.processing_text()) {
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if ($(".message_edit_content").filter(":focus").length > 0) {
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row = $(".message_edit_content").filter(":focus").closest(".message_row");
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row.find('.message_edit_content').blur();
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message_edit.end(row);
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return true;
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}
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if ($(".message_edit_topic").filter(":focus").length > 0) {
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row = $(".message_edit_topic").filter(":focus").closest(".message_row");
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row.find('.message_edit_topic').blur();
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message_edit.end(row);
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return true;
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}
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if (activity.searching()) {
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activity.escape_search();
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return true;
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}
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if (stream_list.searching()) {
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stream_list.escape_search();
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return true;
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}
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if (compose_state.composing()) {
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// If the user hit the escape key, cancel the current compose
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compose_actions.cancel();
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return true;
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}
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if (popovers.reactions_popped()) {
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popovers.hide_reactions_popover();
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return true;
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}
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// We pressed Esc and something was focused, and the composebox
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// wasn't open. In that case, we should blur the input.
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// (this is almost certainly the searchbar)
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$("input:focus,textarea:focus").blur();
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return true;
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}
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if (popovers.any_active()) {
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popovers.hide_all();
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return true;
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}
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if (compose_state.composing()) {
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compose_actions.cancel();
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return true;
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}
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search.clear_search();
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return true;
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};
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// Returns true if we handled it, false if the browser should.
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exports.process_enter_key = function (e) {
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if ($(".dropdown.open").length) {
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// on #gear-menu li a[tabindex] elements, force a click and prevent default.
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// this is because these links do not have an href and so don't force a
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// default action.
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e.target.click();
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return true;
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}
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if (exports.is_editing_stream_name(e)) {
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$(e.target).parent().find(".checkmark").click();
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return false;
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}
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if (popovers.actions_popped()) {
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popovers.actions_menu_handle_keyboard('enter');
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return true;
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}
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if (exports.is_settings_page()) {
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// On the settings page just let the browser handle
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// the enter key for things like submitting forms.
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return false;
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}
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if (exports.processing_text()) {
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if (activity.searching()) {
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activity.blur_search();
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return true;
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}
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if (stream_list.searching()) {
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// This is sort of funny behavior, but I think
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// the intention is that we want it super easy
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// to close stream search.
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stream_list.clear_and_hide_search();
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return true;
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}
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return false;
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}
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// This handles when pressing enter while looking at drafts.
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// It restores draft that is focused.
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if (drafts.drafts_overlay_open()) {
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var draft_list = drafts.draft_model.get();
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if (document.activeElement.parentElement.hasAttribute("data-draft-id")) {
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var focused_draft = document.activeElement.parentElement.getAttribute("data-draft-id");
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drafts.restore_draft(focused_draft);
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} else {
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var draft_id_list = Object.getOwnPropertyNames(draft_list);
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var first_draft = draft_id_list[draft_id_list.length-1];
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drafts.restore_draft(first_draft);
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}
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return true;
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}
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// If we're on a button or a link and have pressed enter, let the
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// browser handle the keypress
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//
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// This is subtle and here's why: Suppose you have the focus on a
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// stream name in your left sidebar. j and k will still move your
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// cursor up and down, but Enter won't reply -- it'll just trigger
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// the link on the sidebar! So you keep pressing enter over and
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// over again. Until you click somewhere or press r.
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if ($('a:focus,button:focus').length > 0) {
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return false;
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}
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if ($("#preview_message_area").is(":visible")) {
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compose.enter_with_preview_open();
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return true;
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}
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if (current_msg_list.empty()) {
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return false;
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}
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// If we got this far, then we're presumably in the message
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// view and there is a "current" message, so in that case
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// "enter" is the hotkey to respond to a message. Note that
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// "r" has same effect, but that is handled in process_hotkey().
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compose.respond_to_message({trigger: 'hotkey enter'});
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return true;
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};
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exports.process_tab_key = function () {
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// Returns true if we handled it, false if the browser should.
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// TODO: See if browsers like Safari can now handle tabbing correctly
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// without our intervention.
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var message_edit_form;
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var focused_message_edit_content = $(".message_edit_content").filter(":focus");
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if (focused_message_edit_content.length > 0) {
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message_edit_form = focused_message_edit_content.closest(".message_edit_form");
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message_edit_form.find(".message_edit_save").focus();
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return true;
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}
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var focused_message_edit_save = $(".message_edit_save").filter(":focus");
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if (focused_message_edit_save.length > 0) {
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message_edit_form = focused_message_edit_save.closest(".message_edit_form");
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message_edit_form.find(".message_edit_cancel").focus();
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return true;
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}
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return false;
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};
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exports.process_shift_tab_key = function () {
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// Returns true if we handled it, false if the browser should.
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// TODO: See if browsers like Safari can now handle tabbing correctly
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// without our intervention.
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if ($('#compose-send-button').is(':focus')) {
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// Shift-Tab: go back to content textarea and restore
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// cursor position.
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ui.restore_compose_cursor();
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return true;
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}
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// Shift-tabbing from the edit message cancel button takes you to save.
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if ($(".message_edit_cancel").filter(":focus").length > 0) {
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$(".message_edit_save").focus();
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return true;
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}
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// Shift-tabbing from the edit message save button takes you to the content.
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var focused_message_edit_save = $(".message_edit_save").filter(":focus");
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if (focused_message_edit_save.length > 0) {
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focused_message_edit_save.closest(".message_edit_form")
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.find(".message_edit_content").focus();
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return true;
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}
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return false;
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};
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// Process a keydown or keypress event.
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//
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// Returns true if we handled it, false if the browser should.
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exports.process_hotkey = function (e, hotkey) {
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var event_name = hotkey.name;
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// We handle the most complex keys in their own functions.
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switch (event_name) {
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case 'escape':
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return exports.process_escape_key(e);
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case 'enter':
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return exports.process_enter_key(e);
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case 'tab':
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return exports.process_tab_key();
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case 'shift_tab':
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return exports.process_shift_tab_key();
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case 'esc_ctrl':
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return exports.process_escape_key(e);
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}
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switch (event_name) {
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// TODO: break out specific handlers for up_arrow,
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// down_arrow, and backspace
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case 'up_arrow':
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case 'down_arrow':
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case 'backspace':
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if (drafts.drafts_overlay_open()) {
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drafts.drafts_handle_events(e, event_name);
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return true;
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}
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}
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if (exports.is_settings_page()) {
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switch (event_name) {
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case 'up_arrow':
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settings.handle_up_arrow(e);
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return true;
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case 'down_arrow':
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settings.handle_down_arrow(e);
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return true;
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}
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return false;
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}
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if (hotkey.message_view_only && ui_state.home_tab_obscured()) {
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return false;
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}
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if ((event_name === 'up_arrow' || event_name === 'down_arrow') && exports.is_subs()) {
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return subs.switch_rows(event_name);
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}
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if (exports.is_editing_stream_name(e)) {
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// We handle the enter key in process_enter_key().
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// We ignore all other keys.
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return false;
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}
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if (event_name === "up_arrow") {
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if (list_util.inside_list(e)) {
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list_util.go_up(e);
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return true;
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}
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}
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if (event_name === "down_arrow") {
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if (list_util.inside_list(e)) {
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list_util.go_down(e);
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return true;
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}
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}
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if ((actions_dropdown_hotkeys.indexOf(event_name) !== -1) && popovers.actions_popped()) {
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popovers.actions_menu_handle_keyboard(event_name);
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return true;
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}
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// The next two sections date back to 00445c84 and are Mac/Chrome-specific,
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// and they should possibly be eliminated in favor of keeping standard
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// browser behavior.
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if (event_name === 'backspace') {
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if ($('#compose-send-button').is(':focus')) {
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// Ignore backspace; don't navigate back a page.
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return true;
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}
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}
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// Process hotkeys specially when in an input, select, textarea, or send button
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if (exports.processing_text()) {
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// Note that there is special handling for enter/escape too, but
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// we handle this in other functions.
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if (event_name === 'left_arrow' && focus_in_empty_compose()) {
|
|
message_edit.edit_last_sent_message();
|
|
return true;
|
|
}
|
|
|
|
if ((event_name === 'up_arrow' || event_name === 'down_arrow') && focus_in_empty_compose()) {
|
|
compose_actions.cancel();
|
|
// don't return, as we still want it to be picked up by the code below
|
|
} else if (event_name === "page_up") {
|
|
$("#new_message_content").caret(0);
|
|
return true;
|
|
} else if (event_name === "page_down") {
|
|
// so that it always goes to the end of the compose box.
|
|
$("#new_message_content").caret(Infinity);
|
|
return true;
|
|
} else {
|
|
// Let the browser handle the key normally.
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (event_name === 'left_arrow') {
|
|
if (exports.is_lightbox_open()) {
|
|
lightbox.prev();
|
|
return true;
|
|
} else if (exports.is_subs()) {
|
|
subs.toggle_view(event_name);
|
|
return true;
|
|
}
|
|
|
|
message_edit.edit_last_sent_message();
|
|
return true;
|
|
}
|
|
|
|
if (event_name === 'right_arrow') {
|
|
if (exports.is_lightbox_open()) {
|
|
lightbox.next();
|
|
return true;
|
|
} else if (exports.is_subs()) {
|
|
subs.toggle_view(event_name);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// Shortcuts that don't require a message
|
|
switch (event_name) {
|
|
case 'compose': // 'c': compose
|
|
compose_actions.start('stream', {trigger: "compose_hotkey"});
|
|
return true;
|
|
case 'compose_private_message':
|
|
compose_actions.start('private', {trigger: "compose_hotkey"});
|
|
return true;
|
|
case 'narrow_private':
|
|
return do_narrow_action(function (target, opts) {
|
|
narrow.by('is', 'private', opts);
|
|
});
|
|
case 'query_streams':
|
|
stream_list.initiate_search();
|
|
return true;
|
|
case 'query_users':
|
|
activity.initiate_search();
|
|
return true;
|
|
case 'search':
|
|
search.initiate_search();
|
|
return true;
|
|
case 'gear_menu':
|
|
gear_menu.open();
|
|
return true;
|
|
case 'show_shortcuts': // Show keyboard shortcuts page
|
|
ui.show_info_overlay("keyboard-shortcuts");
|
|
return true;
|
|
case 'stream_cycle_backward':
|
|
navigate.cycle_stream('backward');
|
|
return true;
|
|
case 'stream_cycle_forward':
|
|
navigate.cycle_stream('forward');
|
|
return true;
|
|
case 'keyboard_sub':
|
|
if (exports.is_subs()) {
|
|
subs.keyboard_sub();
|
|
}
|
|
return true;
|
|
case 'view_selected_stream':
|
|
if (exports.is_subs()) {
|
|
subs.view_stream();
|
|
}
|
|
return true;
|
|
case 'new_stream':
|
|
if (exports.is_subs()) {
|
|
subs.new_stream_clicked();
|
|
}
|
|
return true;
|
|
case 'open_drafts':
|
|
drafts.toggle();
|
|
return true;
|
|
}
|
|
|
|
if (current_msg_list.empty()) {
|
|
return false;
|
|
}
|
|
|
|
// Navigation shortcuts
|
|
switch (event_name) {
|
|
case 'down_arrow':
|
|
case 'vim_down':
|
|
navigate.down(true); // with_centering
|
|
return true;
|
|
case 'up_arrow':
|
|
case 'vim_up':
|
|
navigate.up();
|
|
return true;
|
|
case 'home':
|
|
navigate.to_home();
|
|
return true;
|
|
case 'end':
|
|
case 'G_end':
|
|
navigate.to_end();
|
|
return true;
|
|
case 'page_up':
|
|
case 'vim_page_up':
|
|
case 'shift_spacebar':
|
|
navigate.page_up();
|
|
return true;
|
|
case 'page_down':
|
|
case 'vim_page_down':
|
|
case 'spacebar':
|
|
navigate.page_down();
|
|
return true;
|
|
}
|
|
|
|
var msg = current_msg_list.selected_message();
|
|
// Shortcuts that operate on a message
|
|
switch (event_name) {
|
|
case 'message_actions':
|
|
return popovers.open_message_menu();
|
|
case 'star_message':
|
|
return message_flags.toggle_starred(msg);
|
|
case 'narrow_by_recipient':
|
|
return do_narrow_action(narrow.by_recipient);
|
|
case 'narrow_by_subject':
|
|
return do_narrow_action(narrow.by_subject);
|
|
case 'reply_message': // 'r': respond to message
|
|
// Note that you can "enter" to respond to messages as well,
|
|
// but that is handled in process_enter_key().
|
|
compose.respond_to_message({trigger: 'hotkey'});
|
|
return true;
|
|
case 'respond_to_author': // 'R': respond to author
|
|
compose.respond_to_message({reply_type: "personal", trigger: 'hotkey pm'});
|
|
return true;
|
|
case 'compose_reply_with_mention': // '@': respond to message with mention to author
|
|
compose.reply_with_mention({trigger: 'hotkey'});
|
|
return true;
|
|
case 'show_lightbox':
|
|
lightbox.show_from_selected_message();
|
|
return true;
|
|
case 'open_reactions': // ':': open reactions to message
|
|
open_reactions();
|
|
return true;
|
|
case 'thumbs_up_emoji': // '+': reacts with thumbs up emoji on selected message
|
|
reactions.toggle_reaction(msg.id, '+1');
|
|
return true;
|
|
case 'toggle_mute':
|
|
muting_ui.toggle_mute(msg);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
};
|
|
|
|
/* We register both a keydown and a keypress function because
|
|
we want to intercept pgup/pgdn, escape, etc, and process them
|
|
as they happen on the keyboard. However, if we processed
|
|
letters/numbers in keydown, we wouldn't know what the case of
|
|
the letters were.
|
|
|
|
We want case-sensitive hotkeys (such as in the case of r vs R)
|
|
so we bail in .keydown if the event is a letter or number and
|
|
instead just let keypress go for it. */
|
|
|
|
exports.process_keydown = function (e) {
|
|
activity.new_user_input = true;
|
|
var hotkey = exports.get_keydown_hotkey(e);
|
|
if (!hotkey) {
|
|
return false;
|
|
}
|
|
return exports.process_hotkey(e, hotkey);
|
|
};
|
|
|
|
$(document).keydown(function (e) {
|
|
if (exports.process_keydown(e)) {
|
|
// TODO: We should really move this resize code
|
|
// so it only executes as part of navigation actions.
|
|
resize.resize_bottom_whitespace();
|
|
e.preventDefault();
|
|
}
|
|
});
|
|
|
|
exports.process_keypress = function (e) {
|
|
var hotkey = exports.get_keypress_hotkey(e);
|
|
if (!hotkey) {
|
|
return false;
|
|
}
|
|
return exports.process_hotkey(e, hotkey);
|
|
};
|
|
|
|
$(document).keypress(function (e) {
|
|
if (exports.process_keypress(e)) {
|
|
e.preventDefault();
|
|
}
|
|
});
|
|
|
|
return exports;
|
|
|
|
}());
|
|
|
|
if (typeof module !== 'undefined') {
|
|
module.exports = hotkeys;
|
|
}
|