refactor: Restructure project into sources/tests layout and dissolve PluginLLMCore

sources/widgets/CompletionProgressHandler.hpp

@@ -0,0 +1,35 @@
+// Copyright (C) 2025-2026 Petr Mironychev
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Additional attribution terms under GPLv3 §7(b) apply — see LICENSE
+
+#pragma once
+
+#include <texteditor/basehoverhandler.h>
+#include <QPointer>
+#include <functional>
+
+namespace QodeAssist {
+
+class ProgressWidget;
+
+class CompletionProgressHandler : public TextEditor::BaseHoverHandler
+{
+public:
+    void showProgress(TextEditor::TextEditorWidget *widget);
+    void hideProgress();
+    void setCancelCallback(std::function<void()> callback);
+    bool isProgressVisible() const { return !m_progressWidget.isNull(); }
+
+protected:
+    void identifyMatch(
+        TextEditor::TextEditorWidget *editorWidget, int pos, ReportPriority report) override;
+    void operateTooltip(TextEditor::TextEditorWidget *editorWidget, const QPoint &point) override;
+
+private:
+    QPointer<TextEditor::TextEditorWidget> m_widget;
+    QPointer<ProgressWidget> m_progressWidget;
+    QPoint m_iconPosition;
+    std::function<void()> m_cancelCallback;
+};
+
+} // namespace QodeAssist