1 files changed, 80 insertions, 0 deletions
diff --git a/xbmc/games/dialogs/osd/DialogGameVolume.h b/xbmc/games/dialogs/osd/DialogGameVolume.h
new file mode 100644
index 0000000..a32339d
--- /dev/null
+++ b/xbmc/games/dialogs/osd/DialogGameVolume.h
@@ -0,0 +1,80 @@
+/*
+ *  Copyright (C) 2017-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#pragma once
+
+#include "dialogs/GUIDialogSlider.h"
+#include "dialogs/IGUIVolumeBarCallback.h"
+#include "guilib/ISliderCallback.h"
+#include "interfaces/IAnnouncer.h"
+
+#include <set>
+
+namespace KODI
+{
+
+namespace GAME
+{
+class CDialogGameVolume : public CGUIDialogSlider, // GUI interface
+                          public ISliderCallback, // GUI callback
+                          public IGUIVolumeBarCallback, // Volume bar dialog callback
+                          public ANNOUNCEMENT::IAnnouncer // Application callback
+{
+public:
+  CDialogGameVolume();
+  ~CDialogGameVolume() override = default;
+
+  // implementation of CGUIControl via CGUIDialogSlider
+  bool OnMessage(CGUIMessage& message) override;
+
+  // implementation of CGUIWindow via CGUIDialogSlider
+  void OnDeinitWindow(int nextWindowID) override;
+
+  // implementation of ISliderCallback
+  void OnSliderChange(void* data, CGUISliderControl* slider) override;
+
+  // implementation of IGUIVolumeBarCallback
+  bool IsShown() const override;
+
+  // implementation of IAnnouncer
+  void Announce(ANNOUNCEMENT::AnnouncementFlag flag,
+                const std::string& sender,
+                const std::string& message,
+                const CVariant& data) override;
+
+protected:
+  // implementation of CGUIWindow via CGUIDialogSlider
+  void OnInitWindow() override;
+
+private:
+  /*!
+   * \brief Call when state change message is received
+   */
+  void OnStateChanged();
+
+  /*!
+   * \brief Get the volume of the first callback
+   *
+   * \return The volume, as a fraction of maximum volume
+   */
+  float GetVolumePercent() const;
+
+  /*!
+   * \brief Get the volume bar label
+   */
+  static std::string GetLabel();
+
+  // Volume parameters
+  const float VOLUME_MIN = 0.0f;
+  const float VOLUME_DELTA = 10.0f;
+  const float VOLUME_MAX = 100.0f;
+  float m_volumePercent = 100.0f;
+  float m_oldVolumePercent = 100.0f;
+};
+} // namespace GAME
+} // namespace KODI