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move focus-via-up/down cursors to LeftPanel

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This commit is contained in:
Matthew Hodgson 2017-04-18 17:49:28 +01:00
parent 4fb9635175
commit 062963b32f
1 changed files with 0 additions and 81 deletions
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81
src/components/views/rooms/RoomList.js
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@ -27,7 +27,6 @@ var sdk = require('../../../index');
var rate_limited_func = require('../../../ratelimitedfunc');
var Rooms = require('../../../Rooms');
import DMRoomMap from '../../../utils/DMRoomMap';
import KeyCode from '../../../KeyCode';
var Receipt = require('../../../utils/Receipt');
var constantTimeDispatcher = require('../../../ConstantTimeDispatcher');
@ -71,15 +70,12 @@ module.exports = React.createClass({
// order of the sublists
this.listOrder = [];
this.focusedElement = null;
},
componentDidMount: function() {
this.dispatcherRef = dis.register(this.onAction);
// Initialise the stickyHeaders when the component is created
this._updateStickyHeaders(true);
document.addEventListener('keydown', this._onKeyDown);
},
componentDidUpdate: function() {
@ -173,83 +169,6 @@ module.exports = React.createClass({
this._lastMouseOverTs = Date.now();
},
_onKeyDown: function(ev) {
if (!this.focusedElement) return;
let handled = false;
switch (ev.keyCode) {
case KeyCode.UP:
this._onMoveFocus(true);
handled = true;
break;
case KeyCode.DOWN:
this._onMoveFocus(false);
handled = true;
break;
}
if (handled) {
ev.stopPropagation();
ev.preventDefault();
}
},
_onMoveFocus: function(up) {
var element = this.focusedElement;
// unclear why this isn't needed...
// var descending = (up == this.focusDirection) ? this.focusDescending : !this.focusDescending;
// this.focusDirection = up;
var descending = false;
var classes;
do {
var child = up ? element.lastElementChild : element.firstElementChild;
var sibling = up ? element.previousElementSibling : element.nextElementSibling;
if (descending) {
if (child) {
element = child;
}
else if (sibling) {
element = sibling;
}
else {
descending = false;
element = element.parentElement;
}
}
else {
if (sibling) {
element = sibling;
descending = true;
}
else {
element = element.parentElement;
}
}
if (element) {
classes = element.classList;
if (classes.contains("mx_LeftPanel")) { // we hit the top
element = up ? element.lastElementChild : element.firstElementChild;
descending = true;
}
}
} while(element && !(
classes.contains("mx_RoomTile") ||
classes.contains("mx_SearchBox_search") ||
classes.contains("mx_RoomSubList_ellipsis")));
if (element) {
element.focus();
this.focusedElement = element;
this.focusedDescending = descending;
}
},
onSubListHeaderClick: function(isHidden, scrollToPosition) {
// The scroll area has expanded or contracted, so re-calculate sticky headers positions
this._updateStickyHeaders(true, scrollToPosition);