refs #335, managed status bar

* auto init if required
* auto clear (timer based) if required
* to be used in floating widgets

src/blackgui/managedstatusbar.h

@@ -0,0 +1,72 @@
+/* Copyright (C) 2014
+ * swift project Community / Contributors
+ *
+ * This file is part of swift Project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+//! \file
+
+#ifndef BLACKGUI_MANAGEDSTATUSBAR_H
+#define BLACKGUI_MANAGEDSTATUSBAR_H
+
+#include "blackmisc/statusmessagelist.h"
+#include "blackmisc/statusmessage.h"
+
+#include <QObject>
+#include <QStatusBar>
+#include <QLabel>
+#include <QTimer>
+
+namespace BlackGui
+{
+
+    //! Managed status bar
+    class CManagedStatusBar : public QObject
+    {
+        Q_OBJECT
+
+    public:
+
+        //! Constructor
+        explicit CManagedStatusBar(QObject *parent = nullptr);
+
+        //! Destructor
+        ~CManagedStatusBar();
+
+        //! Get the status bar
+        QStatusBar *getStatusBar() const { return m_statusBar; }
+
+        //! Init
+        void initStatusBar(QStatusBar *statusBar = nullptr);
+
+        //! Show
+        void show();
+
+        //! Hide
+        void hide();
+
+    public slots:
+        //! Display status message
+        void displayStatusMessage(const BlackMisc::CStatusMessage &statusMessage);
+
+        //! Display status messages
+        void displayStatusMessages(const BlackMisc::CStatusMessageList &statusMessages);
+
+    private slots:
+        //! Clear status bar
+        void ps_clearStatusBar();
+
+    private:
+        QStatusBar *m_statusBar  = nullptr; //!< the status bar itself
+        QLabel *m_statusBarIcon  = nullptr; //!< status bar icon
+        QLabel *m_statusBarLabel = nullptr; //!< status bar label
+        QTimer *m_timerStatusBar = nullptr; //!< cleaning up status bar (own cleaning as I need to clean window / icon)
+        bool m_ownStatusBar = false;
+    };
+
+} // namespace
+
+#endif // guard