https://www.tiny.cloud/docs/configure/content-formatting/
Используйте такие коды:
tinymce.init({
selector: "#mytextarea",
tinymce options: ... ,
toolbar: "add_class",
setup: function(editor) {
editor.on("init", function(e) {
tinymce.activeEditor.formatter.register("new_class", {
selector: "p,div,h1,h2,h3,h4,h5,h6", // choose elements
classes: "myclass",
styles: { ... },
attributes: { ... },
}); // close formatter.register
}); // close editor.on init
editor.ui.registry.addButton("add_class", {
tooltip: "new class",
icon: "edit-block", // look editor-icon-identifiers page
onAction: function() {
tinymce.activeEditor.formatter.apply("new_class");
}
}); // close registry.addButton
}, // close setup function
}); // close tinymce.init
Или попробуйте эти коды:
tinymce.init({
selector: "#mytextarea",
tinymce options: ... ,
toolbar: "add_class",
setup: function(editor) {
editor.ui.registry.addButton("add_class", {
tooltip: "new class",
icon: "edit-block", // look editor-icon-identifiers page
onAction: function() {
var element = tinymce.activeEditor.selection.getNode();
tinymce.activeEditor.dom.setAttrib(element, "class", "myclass");
}
}); // close registry.addButton
}, // close setup function
}); // close tinymce.init