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Merge pull request #6095 from matrix-org/gsouquet/sticky-headers-results

pull/21833/head
Germain 2021-05-25 15:32:49 +01:00 committed by GitHub
parent d6cd3c5ed4 36dddea338
commit 7ecd96b320
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 19 additions and 16 deletions
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3
res/css/views/rooms/_RoomSublist.scss
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@ -61,8 +61,7 @@ limitations under the License.
&.mx_RoomSublist_headerContainer_sticky {
position: fixed;
height: 32px; // to match the header container
// width set by JS
width: calc(100% - 22px);
width: calc(100% - 15px);
}
// We don't have a top style because the top is dependent on the room list header's

18
src/components/structures/LeftPanel.tsx
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@ -110,6 +110,11 @@ export default class LeftPanel extends React.Component<IProps, IState> {
dis.fire(Action.ViewRoomDirectory);
};
private refreshStickyHeaders = () => {
if (!this.listContainerRef.current) return; // ignore: no headers to sticky
this.handleStickyHeaders(this.listContainerRef.current);
}
private onBreadcrumbsUpdate = () => {
const newVal = BreadcrumbsStore.instance.visible;
if (newVal !== this.state.showBreadcrumbs) {
@ -152,9 +157,6 @@ export default class LeftPanel extends React.Component<IProps, IState> {
const bottomEdge = list.offsetHeight + list.scrollTop;
const sublists = list.querySelectorAll<HTMLDivElement>(".mx_RoomSublist:not(.mx_RoomSublist_hidden)");
const headerRightMargin = 15; // calculated from margins and widths to align with non-sticky tiles
const headerStickyWidth = list.clientWidth - headerRightMargin;
// We track which styles we want on a target before making the changes to avoid
// excessive layout updates.
const targetStyles = new Map<HTMLDivElement, {
@ -243,18 +245,10 @@ export default class LeftPanel extends React.Component<IProps, IState> {
if (!header.classList.contains("mx_RoomSublist_headerContainer_sticky")) {
header.classList.add("mx_RoomSublist_headerContainer_sticky");
}
const newWidth = `${headerStickyWidth}px`;
if (header.style.width !== newWidth) {
header.style.width = newWidth;
}
} else if (!style.stickyTop && !style.stickyBottom) {
if (header.classList.contains("mx_RoomSublist_headerContainer_sticky")) {
header.classList.remove("mx_RoomSublist_headerContainer_sticky");
}
if (header.style.width) {
header.style.removeProperty('width');
}
}
}
@ -432,7 +426,7 @@ export default class LeftPanel extends React.Component<IProps, IState> {
{this.renderHeader()}
{this.renderSearchExplore()}
{this.renderBreadcrumbs()}
<RoomListNumResults />
<RoomListNumResults onVisibilityChange={this.refreshStickyHeaders} />
<div className="mx_LeftPanel_roomListWrapper">
<div
className={roomListClasses}

14
src/components/views/rooms/RoomListNumResults.tsx
View File

@ -14,14 +14,18 @@ See the License for the specific language governing permissions and
limitations under the License.
*/
import React, {useState} from "react";
import React, {useEffect, useState} from "react";
import { _t } from "../../../languageHandler";
import RoomListStore, { LISTS_UPDATE_EVENT } from "../../../stores/room-list/RoomListStore";
import {useEventEmitter} from "../../../hooks/useEventEmitter";
import SpaceStore from "../../../stores/SpaceStore";
const RoomListNumResults: React.FC = () => {
interface IProps {
onVisibilityChange?: () => void
}
const RoomListNumResults: React.FC<IProps> = ({ onVisibilityChange }) => {
const [count, setCount] = useState<number>(null);
useEventEmitter(RoomListStore.instance, LISTS_UPDATE_EVENT, () => {
if (RoomListStore.instance.getFirstNameFilterCondition()) {
@ -32,6 +36,12 @@ const RoomListNumResults: React.FC = () => {
}
});
useEffect(() => {
if (onVisibilityChange) {
onVisibilityChange();
}
}, [count, onVisibilityChange]);
if (typeof count !== "number") return null;
return <div className="mx_LeftPanel_roomListFilterCount">