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rerender through callback instead of after modifying model

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this way rendering is centralized and we can better rerender
from interaction in the autocompleter
(we didn't have access to caret before)
This commit is contained in:
Bruno Windels 2019-05-09 15:58:32 +02:00
parent aa1b4bb91e
commit 64b171198c
2 changed files with 23 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
src/components/views/elements/MessageEditor.js
View File

@ -44,7 +44,11 @@ export default class MessageEditor extends React.Component {
() => this._autocompleteRef,
query => this.setState({query}),
);
this.model = new EditorModel(parseEvent(this.props.event), partCreator);
this.model = new EditorModel(
parseEvent(this.props.event),
partCreator,
this._updateEditorState,
);
const room = this.context.matrixClient.getRoom(this.props.event.getRoomId());
this.state = {
autoComplete: null,
@ -54,20 +58,25 @@ export default class MessageEditor extends React.Component {
this._autocompleteRef = null;
}
_onInput = (event) => {
const caretOffset = getCaretOffset(this._editorRef);
const caret = this.model.update(this._editorRef.textContent, event.inputType, caretOffset);
// const parts = this.model.serializeParts();
const shouldRerender = event.inputType === "insertFromDrop" || event.inputType === "insertFromPaste";
_updateEditorState = (caret) => {
const shouldRerender = false; //event.inputType === "insertFromDrop" || event.inputType === "insertFromPaste";
if (shouldRerender) {
rerenderModel(this._editorRef, this.model);
} else {
renderModel(this._editorRef, this.model);
}
setCaretPosition(this._editorRef, caret);
if (caret) {
setCaretPosition(this._editorRef, caret);
}
this.setState({autoComplete: this.model.autoComplete});
this._updateModelOutput();
const modelOutput = this._editorRef.parentElement.querySelector(".model");
modelOutput.textContent = JSON.stringify(this.model.serializeParts(), undefined, 2);
}
_onInput = (event) => {
const caretOffset = getCaretOffset(this._editorRef);
this.model.update(this._editorRef.textContent, event.inputType, caretOffset);
}
_onKeyDown = (event) => {
@ -109,25 +118,14 @@ export default class MessageEditor extends React.Component {
_onAutoCompleteConfirm = (completion) => {
this.model.autoComplete.onComponentConfirm(completion);
renderModel(this._editorRef, this.model);
this._updateModelOutput();
}
_onAutoCompleteSelectionChange = (completion) => {
this.model.autoComplete.onComponentSelectionChange(completion);
renderModel(this._editorRef, this.model);
this._updateModelOutput();
}
_updateModelOutput() {
const modelOutput = this._editorRef.parentElement.querySelector(".model");
modelOutput.textContent = JSON.stringify(this.model.serializeParts(), undefined, 2);
}
componentDidMount() {
const editor = this._editorRef;
rerenderModel(editor, this.model);
this._updateModelOutput();
this._updateEditorState();
}
render() {

7
src/editor/model.js
View File

@ -17,12 +17,13 @@ limitations under the License.
import {diffAtCaret, diffDeletion} from "./diff";
export default class EditorModel {
constructor(parts, partCreator) {
constructor(parts, partCreator, updateCallback) {
this._parts = parts;
this._partCreator = partCreator;
this._activePartIdx = null;
this._autoComplete = null;
this._autoCompletePartIdx = null;
this._updateCallback = updateCallback;
}
_insertPart(index, part) {
@ -90,7 +91,7 @@ export default class EditorModel {
const caretOffset = diff.at + (diff.added ? diff.added.length : 0);
const newPosition = this._positionForOffset(caretOffset, true);
this._setActivePart(newPosition);
return newPosition;
this._updateCallback(newPosition);
}
_setActivePart(pos) {
@ -116,10 +117,12 @@ export default class EditorModel {
_onAutoComplete = ({replacePart, replaceCaret, close}) => {
this._replacePart(this._autoCompletePartIdx, replacePart);
const index = this._autoCompletePartIdx;
if (close) {
this._autoComplete = null;
this._autoCompletePartIdx = null;
}
this._updateCallback(new DocumentPosition(index, replaceCaret));
}
/*