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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) 2014-2021 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 Callback {

  29.     public:

  30.         virtual ~Callback() {}

  31.         virtual void handlePluginUIClosed() = 0;

  32.         virtual void handlePluginUIResized(uint width, 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(uint with, uint height, bool forceUpdate) = 0;

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

  42.     virtual void setChildWindow(void* ptr) = 0;

  43.     virtual void setTransientWinId(uintptr_t winId) = 0;

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

  45. #ifdef HAVE_X11

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

  47. #endif

  48. 

  49. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

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

  51. #endif

  52. 

  53. #ifdef CARLA_OS_MAC

  54.     static CarlaPluginUI* newCocoa(Callback*, uintptr_t, bool isStandalone, bool isResizable);

  55. #endif

  56. #ifdef CARLA_OS_WIN

  57.     static CarlaPluginUI* newWindows(Callback*, uintptr_t, bool isStandalone, bool isResizable);

  58. #endif

  59. #ifdef HAVE_X11

  60.     static CarlaPluginUI* newX11(Callback*, uintptr_t, bool isStandalone, bool isResizable, bool canMonitorChildren);

  61. #endif

  62. 

  63. protected:

  64.     bool fIsIdling;

  65.     bool fIsStandalone;

  66.     bool fIsResizable;

  67.     Callback* fCallback;

  68. 

  69.     CarlaPluginUI(Callback* const cb,

  70.                   const bool isStandalone,

  71.                   const bool isResizable) noexcept

  72.         : fIsIdling(false),

  73.           fIsStandalone(isStandalone),

  74.           fIsResizable(isResizable),

  75.           fCallback(cb) {}

  76. 

  77.     CARLA_DECLARE_NON_COPY_CLASS(CarlaPluginUI)

  78. };

  79. 

  80. // -----------------------------------------------------

  81. 

  82. #endif // CARLA_PLUGIN_UI_HPP_INCLUDED