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Merge pull request #3116 from matrix-org/bwindels/feature-guard-arrowup-to-edit 

Keep old arrow-up behaviour when editing is not enabled
pull/21833/head
Bruno Windels 2019-06-18 09:57:04 +00:00 committed by GitHub
parent 32840fc274 f95f194b6a
commit cc155ac049
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1 changed files with 26 additions and 23 deletions
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49
src/components/views/rooms/MessageComposerInput.js
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@ -1206,39 +1206,42 @@ export default class MessageComposerInput extends React.Component {
onVerticalArrow = (e, up) => {
if (e.ctrlKey || e.shiftKey || e.metaKey) return;
if (e.altKey) {
// selection must be collapsed
const selection = this.state.editorState.selection;
if (!selection.isCollapsed) return;
// and we must be at the edge of the document (up=start, down=end)
const document = this.state.editorState.document;
if (up) {
if (!selection.anchor.isAtStartOfNode(document)) return;
} else {
if (!selection.anchor.isAtEndOfNode(document)) return;
}
const editingEnabled = SettingsStore.isFeatureEnabled("feature_message_editing");
const shouldSelectHistory = (editingEnabled && e.altKey) || !editingEnabled;
const shouldEditLastMessage = editingEnabled && !e.altKey && up;
if (shouldSelectHistory) {
// Try select composer history
const selected = this.selectHistory(up);
if (selected) {
// We're selecting history, so prevent the key event from doing anything else
e.preventDefault();
}
} else if (!e.altKey && up) {
// Try edit the latest message
const selection = this.state.editorState.selection;
// selection must be collapsed
if (!selection.isCollapsed) return;
const document = this.state.editorState.document;
// and we must be at the edge of the document (up=start, down=end)
if (!selection.anchor.isAtStartOfNode(document)) return;
if (!e.altKey) {
const editEvent = findEditableEvent(this.props.room, false);
if (editEvent) {
// We're selecting history, so prevent the key event from doing anything else
e.preventDefault();
dis.dispatch({
action: 'edit_event',
event: editEvent,
});
}
} else if (shouldEditLastMessage) {
const editEvent = findEditableEvent(this.props.room, false);
if (editEvent) {
// We're selecting history, so prevent the key event from doing anything else
e.preventDefault();
dis.dispatch({
action: 'edit_event',
event: editEvent,
});
}
}
};
selectHistory = async (up) => {
selectHistory = (up) => {
const delta = up ? -1 : 1;
// True if we are not currently selecting history, but composing a message