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Merge pull request #3126 from matrix-org/bwindels/caret-refactoring

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Editor caret improvements
This commit is contained in:
Bruno Windels
2019-06-21 15:02:41 +00:00
committed by GitHub
parent 50315557ba c443dd7a32
commit 1c7af38d83
5 changed files with 300 additions and 104 deletions
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10
src/components/views/elements/MessageEditor.js
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@@ -78,6 +78,14 @@ export default class MessageEditor extends React.Component {
this.model.update(text, event.inputType, caret);
}
_insertText(textToInsert, inputType = "insertText") {
const sel = document.getSelection();
const {caret, text} = getCaretOffsetAndText(this._editorRef, sel);
const newText = text.substr(0, caret.offset) + textToInsert + text.substr(caret.offset);
caret.offset += textToInsert.length;
this.model.update(newText, inputType, caret);
}
_isCaretAtStart() {
const {caret} = getCaretOffsetAndText(this._editorRef, document.getSelection());
return caret.offset === 0;
@@ -92,7 +100,7 @@ export default class MessageEditor extends React.Component {
// insert newline on Shift+Enter
if (event.shiftKey && event.key === "Enter") {
event.preventDefault(); // just in case the browser does support this
document.execCommand("insertHTML", undefined, "\n");
this._insertText("\n");
return;
}
// autocomplete or enter to send below shouldn't have any modifier keys pressed.