TF-3944 Remove line-height = 1px when drag & drop

Signed-off-by: dab246 <tdvu@linagora.com>

core/lib/utils/html/html_utils.dart

@@ -17,14 +17,14 @@ class HtmlUtils {
   static final random = Random();
   static final htmlUnescape = HtmlUnescape();
 
-  static const lineHeight100Percent = (
+  static const removeLineHeight1px = (
     script: '''
-      document.querySelectorAll("*")
-        .forEach((element) => {
-          if (element.style.lineHeight !== "normal")
-            element.style.lineHeight = "100%";
-        });''',
-    name: 'lineHeight100Percent');
+      document.querySelectorAll('[style*="line-height"]').forEach(el => {
+        if (el.style.lineHeight === "1px") {
+          el.style.removeProperty("line-height");
+        }
+      });''',
+    name: 'removeLineHeight1px');
 
   static const registerDropListener = (
     script: '''

lib/features/composer/presentation/widgets/web/web_editor_widget.dart

@@ -89,7 +89,7 @@ class _WebEditorState extends State<WebEditorWidget> {
     _dropListener = (event) {
       if (event is MessageEvent) {
         if (jsonDecode(event.data)['name'] == HtmlUtils.registerDropListener.name) {
-          _editorController.evaluateJavascriptWeb(HtmlUtils.lineHeight100Percent.name);
+          _editorController.evaluateJavascriptWeb(HtmlUtils.removeLineHeight1px.name);
         }
       }
     };
@@ -143,8 +143,8 @@ class _WebEditorState extends State<WebEditorWidget> {
         normalizeHtmlTextWhenPasting: true,
         webInitialScripts: UnmodifiableListView([
           WebScript(
-            name: HtmlUtils.lineHeight100Percent.name,
-            script: HtmlUtils.lineHeight100Percent.script,
+            name: HtmlUtils.removeLineHeight1px.name,
+            script: HtmlUtils.removeLineHeight1px.script,
           ),
           WebScript(
             name: HtmlUtils.registerDropListener.name,
@@ -181,7 +181,7 @@ class _WebEditorState extends State<WebEditorWidget> {
         onChangeCodeview: widget.onChangeContent,
         onTextFontSizeChanged: widget.onEditorTextSizeChanged,
         onPaste: () => _editorController.evaluateJavascriptWeb(
-          HtmlUtils.lineHeight100Percent.name
+          HtmlUtils.removeLineHeight1px.name
         ),
         onDragEnter: widget.onDragEnter,
         onDragOver: widget.onDragOver,