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Catch pageup/down and ctrl-home/end at the top level

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Make the scroll keys work when the focus is outside the message panel.
This commit is contained in:
Richard van der Hoff
2016-04-05 13:14:11 +01:00
parent c5c9cad0cb
commit 8b8ee21765
7 changed files with 189 additions and 23 deletions
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18
src/components/structures/TimelinePanel.js
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@ -27,6 +27,7 @@ var dis = require("../../dispatcher");
var ObjectUtils = require('../../ObjectUtils');
var Modal = require("../../Modal");
var UserActivity = require("../../UserActivity");
var KeyCode = require('../../KeyCode');
var PAGINATE_SIZE = 20;
var INITIAL_SIZE = 20;
@ -520,6 +521,23 @@ var TimelinePanel = React.createClass({
return null;
},
/**
* called by the parent component when PageUp/Down/etc is pressed.
*
* We pass it down to the scroll panel.
*/
handleScrollKey: function(ev) {
if (!this.refs.messagePanel) { return; }
// jump to the live timeline on ctrl-end, rather than the end of the
// timeline window.
if (ev.ctrlKey && ev.keyCode == KeyCode.END) {
this.jumpToLiveTimeline();
} else {
this.refs.messagePanel.handleScrollKey(ev);
}
},
_initTimeline: function(props) {
var initialEvent = props.eventId;
var pixelOffset = props.eventPixelOffset;