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Add requestFocusNode method to support insert image when editor unfocus #27

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merged 1 commit into from
Feb 2, 2024
Merged

Add requestFocusNode method to support insert image when editor unfocus #27

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40 changes: 28 additions & 12 deletions lib/src/editor.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -415,23 +415,39 @@ class HtmlEditorState extends State<HtmlEditor> {
}
}

function moveCursorAtLastNode() {
var nodeSignature = document.getElementsByClassName('tmail-signature');
var editor = document.getElementById('editor');
const textnode = document.createTextNode('');
editor.appendChild(textnode);
var lastChild;
function requestFocusLastNode() {
const nodeSignature = document.getElementsByClassName('tmail-signature');
const editor = document.getElementById('editor');
const textNode = document.createTextNode('');
editor.appendChild(textNode);
editor.focus();

const range = document.createRange();
const sel = window.getSelection();

var lastChild;
if (nodeSignature.length <= 0) {
lastChild = editor.lastChild;
lastChild = editor.lastElementChild;
range.setStartAfter(lastChild);
} else {
var position = editor.childNodes.length - 1;
lastChild = editor.childNodes[position];
lastChild = nodeSignature[0];
range.setStart(lastChild, 0);
}
range.collapse(true);

sel.removeAllRanges();
sel.addRange(range);
}

function requestFocusFirstNode() {
const editor = document.getElementById('editor');
const textNode = document.createTextNode('');
editor.appendChild(textNode);
editor.focus();

var range = document.createRange();
var sel = window.getSelection();
range.setStart(lastChild, 0);
const range = document.createRange();
const sel = window.getSelection();
range.setStart(editor.firstElementChild, 0);
range.collapse(true);

sel.removeAllRanges();
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27 changes: 20 additions & 7 deletions lib/src/editor_api.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -438,10 +438,6 @@ class HtmlEditorApi {
Future<void> replaceSignatureContent() => _webViewController
.evaluateJavascript(source: 'replaceSignatureContent();');

/// MoveCursorAtLastNode
Future<void> moveCursorAtLastNode() => _webViewController
.evaluateJavascript(source: 'moveCursorAtLastNode();');

/// checkHasFocus
Future<bool?> hasFocus() async {
final check = await _webViewController
Expand All @@ -456,9 +452,26 @@ class HtmlEditorApi {
return signature;
}

/// Focus to editor - ONLY FOR IOS
/// Focus to editor at first child
Future<void> requestFocus() async {
await _webViewController
.evaluateJavascript(source: "document.getElementById('editor').focus();");
if (Platform.isIOS) {
await _webViewController
.evaluateJavascript(source: "document.getElementById('editor').focus();");
} else if (Platform.isAndroid) {
await _webViewController
.evaluateJavascript(source: 'requestFocusFirstNode();');
} else {
log('NOT SUPPORTED PLATFORM');
}
}

/// Focus to editor at last child
Future<void> requestFocusLastChild() async {
if (Platform.isIOS || Platform.isAndroid) {
await _webViewController
.evaluateJavascript(source: 'requestFocusLastNode();');
} else {
log('NOT SUPPORTED PLATFORM');
}
}
}
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