Fix inline images not showing up

Work around QTBUG 93281

See https://bugreports.qt.io/browse/QTBUG-93281 for details

imports/NeoChat/Component/Timeline/RichLabel.qml

@@ -52,6 +52,11 @@ TextEdit {
 
     persistentSelection: true
 
+    // Work around QTBUG 93281
+    Component.onCompleted: if (text.includes("<img")) {
+        Controller.forceRefreshTextDocument(contentLabel.textDocument, contentLabel)
+    }
+
     text: "<style>
 table {
     width:100%;

src/controller.cpp

@@ -684,3 +684,9 @@ bool Controller::encryptionSupported() const
     return false;
 #endif
 }
+
+void Controller::forceRefreshTextDocument(QQuickTextDocument *textDocument, QQuickItem *item)
+{
+    // HACK: Workaround bug QTBUG 93281
+    connect(textDocument->textDocument(), SIGNAL(imagesLoaded()), item, SLOT(updateWholeDocument()));
+}

src/controller.h

@@ -96,6 +96,8 @@ public:
     Q_INVOKABLE QString plainText(QQuickTextDocument *document) const;
     bool encryptionSupported() const;
 
+    Q_INVOKABLE void forceRefreshTextDocument(QQuickTextDocument *textDocument, QQuickItem *item);
+
 private:
     explicit Controller(QObject *parent = nullptr);