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Carla
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Audio plugin host https://kx.studio/carla
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Carla/source/utils/CarlaPluginUI.hpp

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  1. /*

  2.  * Carla Plugin UI

  3.  * Copyright (C) 2014 Filipe Coelho <falktx@falktx.com>

  4.  *

  5.  * This program is free software; you can redistribute it and/or

  6.  * modify it under the terms of the GNU General Public License as

  7.  * published by the Free Software Foundation; either version 2 of

  8.  * the License, or any later version.

  9.  *

  10.  * This program is distributed in the hope that it will be useful,

  11.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  12.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

  13.  * GNU General Public License for more details.

  14.  *

  15.  * For a full copy of the GNU General Public License see the doc/GPL.txt file.

  16.  */

  17. 

  18. #ifndef CARLA_PLUGIN_UI_HPP_INCLUDED

  19. #define CARLA_PLUGIN_UI_HPP_INCLUDED

  20. 

  21. #include "CarlaUtils.hpp"

  22. 

  23. // -----------------------------------------------------

  24. 

  25. class CarlaPluginUI

  26. {

  27. public:

  28.     class CloseCallback {

  29.     public:

  30.         virtual ~CloseCallback() {}

  31.         virtual void handlePluginUIClosed() = 0;

  32.         virtual void handlePluginUIResized(const uint width, const uint height) = 0;

  33.     };

  34. 

  35.     virtual ~CarlaPluginUI() {}

  36.     virtual void show() = 0;

  37.     virtual void hide() = 0;

  38.     virtual void focus() = 0;

  39.     virtual void idle() = 0;

  40.     virtual void setSize(const uint with, const uint height, const bool forceUpdate) = 0;

  41.     virtual void setTitle(const char* const title) = 0;

  42.     virtual void setTransientWinId(const uintptr_t winId) = 0;

  43.     virtual void* getPtr() const noexcept = 0;

  44. #ifdef HAVE_X11

  45.     virtual void* getDisplay() const noexcept = 0;

  46. #endif

  47. 

  48.     static bool tryTransientWinIdMatch(const uintptr_t pid, const char* const uiTitle, const uintptr_t winId, const bool centerUI);

  49. 

  50. #ifdef CARLA_OS_MAC

  51.     static CarlaPluginUI* newCocoa(CloseCallback*, uintptr_t);

  52. #endif

  53. #ifdef CARLA_OS_WIN

  54.     static CarlaPluginUI* newWindows(CloseCallback*, uintptr_t);

  55. #endif

  56. #ifdef HAVE_X11

  57.     static CarlaPluginUI* newX11(CloseCallback*, uintptr_t, bool);

  58. #endif

  59. 

  60. protected:

  61.     bool fIsIdling;

  62.     bool fIsResizable;

  63.     CloseCallback* fCallback;

  64. 

  65.     CarlaPluginUI(CloseCallback* const cb, const bool isResizable) noexcept

  66.         : fIsIdling(false),

  67.           fIsResizable(isResizable),

  68.           fCallback(cb) {}

  69. 

  70.     CARLA_DECLARE_NON_COPY_CLASS(CarlaPluginUI)

  71. };

  72. 

  73. // -----------------------------------------------------

  74. 

  75. #endif // CARLA_PLUGIN_UI_HPP_INCLUDED