Initial commit

Lts/Common/LtsWidgets/lts_overlay_loading.h

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+/**
+ * @RDE_HEADER@
+ * An overlay for LtsDialog's setOverlay(..) which shows a 'loading bar'
+ * (a progress bar in a special state) and a default label "Loading ...", which
+ * can be altered
+ * $Id: $
+ * $HeadURL: $
+ * $Author: $
+ *
+ * Created by Mike Lennart Wille, SLTE, 2022-07-07
+ */
+
+#pragma once
+
+#include "lts_widgets_export.h"
+
+#include <QWidget>
+
+
+namespace Ui { class LtsOverlayLoading; }
+
+
+namespace LtsWidgets
+{
+/**
+ * @brief The LtsOverlayLoading class is an overlay for LtsDialog's
+ * setOverlay(..) which shows a 'loading bar' (a progress bar in a special
+ * state), a default label "Loading ..." - which can be altered with
+ * 'setText(..)' - and a cancel button (hidden by default) that emits the
+ * 'cancel' signal.
+ */
+class LTSWIDGETS_EXPORT LtsOverlayLoading : public QWidget
+{
+  Q_OBJECT
+public:
+  explicit LtsOverlayLoading(QWidget *parent = nullptr);
+
+  void setText(const QString &text);
+  void setCancelButtonVisible(bool visible);
+  void setCancelButtonEnabled(bool enabled);
+
+signals:
+  void cancel();
+
+private:
+  Ui::LtsOverlayLoading *m_ui;
+};
+}