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255 lines
8.3 KiB
JavaScript
255 lines
8.3 KiB
JavaScript
import autosize from "autosize";
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import $ from "jquery";
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import * as blueslip from "./blueslip";
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import * as condense from "./condense";
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import * as message_lists from "./message_lists";
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import * as message_viewport from "./message_viewport";
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import * as navigate from "./navigate";
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import {page_params} from "./page_params";
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import * as panels from "./panels";
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import * as popovers from "./popovers";
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import * as ui from "./ui";
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import * as util from "./util";
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let narrow_window = false;
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function confine_to_range(lo, val, hi) {
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if (val < lo) {
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return lo;
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}
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if (val > hi) {
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return hi;
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}
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return val;
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}
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function size_blocks(blocks, usable_height) {
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let sum_height = 0;
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for (const block of blocks) {
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sum_height += block.real_height;
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}
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for (const block of blocks) {
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let ratio = block.real_height / sum_height;
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ratio = confine_to_range(0.05, ratio, 0.85);
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block.max_height = confine_to_range(80, usable_height * ratio, 1.2 * block.real_height);
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}
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}
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function get_new_heights() {
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const res = {};
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const viewport_height = message_viewport.height();
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const top_navbar_height = $("#top_navbar").safeOuterHeight(true);
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const invite_user_link_height = $("#invite-user-link").safeOuterHeight(true) || 0;
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const add_streams_link_height = $("#add-stream-link").safeOuterHeight(true) || 0;
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res.bottom_whitespace_height = viewport_height * 0.4;
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res.main_div_min_height = viewport_height - top_navbar_height;
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res.stream_filters_max_height =
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viewport_height -
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Number.parseInt($("#left-sidebar").css("marginTop"), 10) -
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Number.parseInt($(".narrows_panel").css("marginTop"), 10) -
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Number.parseInt($(".narrows_panel").css("marginBottom"), 10) -
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$("#global_filters").safeOuterHeight(true) -
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$("#streams_header").safeOuterHeight(true) -
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add_streams_link_height;
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// Don't let us crush the stream sidebar completely out of view
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res.stream_filters_max_height = Math.max(80, res.stream_filters_max_height);
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// RIGHT SIDEBAR
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const usable_height =
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viewport_height -
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Number.parseInt($("#right-sidebar").css("marginTop"), 10) -
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$("#userlist-header").safeOuterHeight(true) -
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$("#user_search_section").safeOuterHeight(true) -
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invite_user_link_height;
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res.buddy_list_wrapper_max_height = Math.max(80, usable_height);
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return res;
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}
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function left_userlist_get_new_heights() {
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const res = {};
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const viewport_height = message_viewport.height();
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const viewport_width = message_viewport.width();
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res.viewport_height = viewport_height;
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res.viewport_width = viewport_width;
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// main div
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const top_navbar_height = $(".header").safeOuterHeight(true);
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res.bottom_whitespace_height = viewport_height * 0.4;
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res.main_div_min_height = viewport_height - top_navbar_height;
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// left sidebar
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const stream_filters = $("#stream_filters").expectOne();
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const buddy_list_wrapper = $("#buddy_list_wrapper").expectOne();
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const stream_filters_real_height = stream_filters.prop("scrollHeight");
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const user_list_real_height = ui.get_scroll_element(buddy_list_wrapper).prop("scrollHeight");
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res.total_leftlist_height =
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viewport_height -
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Number.parseInt($("#left-sidebar").css("marginTop"), 10) -
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Number.parseInt($(".narrows_panel").css("marginTop"), 10) -
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Number.parseInt($(".narrows_panel").css("marginBottom"), 10) -
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$("#global_filters").safeOuterHeight(true) -
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$("#streams_header").safeOuterHeight(true) -
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$("#userlist-header").safeOuterHeight(true) -
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$("#user_search_section").safeOuterHeight(true) -
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Number.parseInt(stream_filters.css("marginBottom"), 10);
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const blocks = [
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{
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real_height: stream_filters_real_height,
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},
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{
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real_height: user_list_real_height,
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},
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];
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size_blocks(blocks, res.total_leftlist_height);
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res.stream_filters_max_height = blocks[0].max_height;
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res.buddy_list_wrapper_max_height = blocks[1].max_height;
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return res;
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}
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export function watch_manual_resize(element) {
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return (function on_box_resize(cb) {
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const box = document.querySelector(element);
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if (!box) {
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blueslip.error("Bad selector in watch_manual_resize: " + element);
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return undefined;
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}
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const meta = {
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box,
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height: null,
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mousedown: false,
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};
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const box_handler = function () {
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meta.mousedown = true;
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meta.height = meta.box.clientHeight;
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};
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meta.box.addEventListener("mousedown", box_handler);
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// If the user resizes the textarea manually, we use the
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// callback to stop autosize from adjusting the height.
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const body_handler = function () {
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if (meta.mousedown === true) {
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meta.mousedown = false;
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if (meta.height !== meta.box.clientHeight) {
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meta.height = meta.box.clientHeight;
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cb.call(meta.box, meta.height);
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}
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}
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};
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document.body.addEventListener("mouseup", body_handler);
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return [box_handler, body_handler];
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})((height) => {
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// This callback disables autosize on the textarea. It
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// will be re-enabled when this component is next opened.
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autosize.destroy($(element)).height(height + "px");
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});
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}
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export function resize_bottom_whitespace(h) {
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$("#bottom_whitespace").height(h.bottom_whitespace_height);
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}
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export function resize_stream_filters_container(h) {
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h = narrow_window ? left_userlist_get_new_heights() : get_new_heights();
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resize_bottom_whitespace(h);
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$("#stream-filters-container").css("max-height", h.stream_filters_max_height);
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}
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export function resize_sidebars() {
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let sidebar;
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if (page_params.left_side_userlist) {
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const css_narrow_mode = message_viewport.is_narrow();
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$("#top_navbar").removeClass("rightside-userlist");
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const right_items = $(".right-sidebar-items").expectOne();
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if (css_narrow_mode && !narrow_window) {
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// move stuff to the left sidebar (skinny mode)
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narrow_window = true;
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popovers.set_userlist_placement("left");
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sidebar = $("#left-sidebar").expectOne();
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sidebar.append(right_items);
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$("#buddy_list_wrapper").css("margin", "0px");
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$("#userlist-toggle").css("display", "none");
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$("#invite-user-link").hide();
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} else if (!css_narrow_mode && narrow_window) {
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// move stuff to the right sidebar (wide mode)
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narrow_window = false;
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popovers.set_userlist_placement("right");
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sidebar = $("#right-sidebar").expectOne();
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sidebar.append(right_items);
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$("#buddy_list_wrapper").css("margin", "");
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$("#userlist-toggle").css("display", "");
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$("#invite-user-link").show();
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}
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}
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const h = narrow_window ? left_userlist_get_new_heights() : get_new_heights();
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$("#buddy_list_wrapper").css("max-height", h.buddy_list_wrapper_max_height);
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$("#stream-filters-container").css("max-height", h.stream_filters_max_height);
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return h;
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}
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export function resize_page_components() {
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const h = resize_sidebars();
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resize_bottom_whitespace(h);
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panels.resize_app();
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}
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let _old_width = $(window).width();
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export function handler() {
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const new_width = $(window).width();
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if (new_width !== _old_width) {
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_old_width = new_width;
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condense.clear_message_content_height_cache();
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}
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// On mobile web, we want to avoid hiding a popover here,
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// especially if this resize was triggered by a virtual keyboard
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// popping up when the user opened that very popover.
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const mobile = util.is_mobile();
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if (!mobile) {
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popovers.hide_all();
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}
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resize_page_components();
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// Re-compute and display/remove [More] links to messages
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condense.condense_and_collapse($(".message_table .message_row"));
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// This function might run onReady (if we're in a narrow window),
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// but before we've loaded in the messages; in that case, don't
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// try to scroll to one.
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if (message_lists.current.selected_id() !== -1) {
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if (mobile) {
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popovers.set_suppress_scroll_hide();
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}
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navigate.scroll_to_selected();
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}
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}
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