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annotate DPF-Prymula-audioplugins/dpf/dgl/src/ApplicationPrivateData.hpp @ 3:84e66ea83026

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DPF-Prymula-audioplugins-0.231015-2
author prymula <prymula76@outlook.com>
date Mon, 16 Oct 2023 21:53:34 +0200
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1 /*
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2 * DISTRHO Plugin Framework (DPF)
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3 * Copyright (C) 2012-2021 Filipe Coelho <falktx@falktx.com>
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4 *
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5 * Permission to use, copy, modify, and/or distribute this software for any purpose with
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6 * or without fee is hereby granted, provided that the above copyright notice and this
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7 * permission notice appear in all copies.
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8 *
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9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
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10 * TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN
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11 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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12 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
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13 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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15 */
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16
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17 #ifndef DGL_APP_PRIVATE_DATA_HPP_INCLUDED
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18 #define DGL_APP_PRIVATE_DATA_HPP_INCLUDED
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19
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20 #include "../Application.hpp"
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21
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22 #include <list>
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23
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24 #ifdef DISTRHO_OS_WINDOWS
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25 # ifndef NOMINMAX
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26 # define NOMINMAX
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27 # endif
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28 # include <winsock2.h>
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29 # include <windows.h>
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30 typedef HANDLE d_ThreadHandle;
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31 #else
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32 # include <pthread.h>
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33 typedef pthread_t d_ThreadHandle;
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34 #endif
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35
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36 #ifdef DISTRHO_OS_MAC
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37 typedef struct PuglWorldImpl PuglWorld;
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38 #endif
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39
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40 START_NAMESPACE_DGL
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41
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42 class Window;
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43
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44 #ifndef DISTRHO_OS_MAC
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45 typedef struct PuglWorldImpl PuglWorld;
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46 #endif
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47
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48 // --------------------------------------------------------------------------------------------------------------------
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49
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50 struct Application::PrivateData {
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51 /** Pugl world instance. */
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52 PuglWorld* const world;
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53
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54 /** Whether the application is running as standalone, otherwise it is part of a plugin. */
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55 const bool isStandalone;
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56
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57 /** Whether the applicating is about to quit, or already stopped. Defaults to false. */
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58 bool isQuitting;
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59
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60 /** Helper for safely close everything from main thread. */
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61 bool isQuittingInNextCycle;
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62
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63 /** Whether the applicating is starting up, that is, no windows have been made visible yet. Defaults to true. */
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64 bool isStarting;
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65
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66 /** Counter of visible windows, only used in standalone mode.
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67 If 0->1, application is starting. If 1->0, application is quitting/stopping. */
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68 uint visibleWindows;
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69
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70 /** Handle that identifies the main thread. Used to check if calls belong to current thread or not. */
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71 d_ThreadHandle mainThreadHandle;
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72
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73 /** List of windows for this application. Only used during `close`. */
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74 std::list<DGL_NAMESPACE::Window*> windows;
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75
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76 /** List of idle callbacks for this application. */
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77 std::list<DGL_NAMESPACE::IdleCallback*> idleCallbacks;
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78
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79 /** Constructor and destructor */
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80 explicit PrivateData(bool standalone);
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81 ~PrivateData();
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82
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83 /** Flag one window as shown, which increments @a visibleWindows.
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84 Sets @a isQuitting and @a isStarting as false if this is the first window.
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85 For standalone mode only. */
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86 void oneWindowShown() noexcept;
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87
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88 /** Flag one window as closed, which decrements @a visibleWindows.
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89 Sets @a isQuitting as true if this is the last window.
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90 For standalone mode only. */
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91 void oneWindowClosed() noexcept;
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92
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93 /** Run Pugl world update for @a timeoutInMs, and then each idle callback in order of registration. */
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94 void idle(uint timeoutInMs);
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95
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96 /** Run each idle callback without updating pugl world. */
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97 void triggerIdleCallbacks();
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98
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99 /** Set flag indicating application is quitting, and close all windows in reverse order of registration.
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100 For standalone mode only. */
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101 void quit();
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102
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103 /** Get time via pugl */
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104 double getTime() const;
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105
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106 /** Set pugl world class name. */
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107 void setClassName(const char* name);
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108
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109 DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(PrivateData)
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110 };
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111
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112 // --------------------------------------------------------------------------------------------------------------------
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113
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114 END_NAMESPACE_DGL
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115
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116 #endif // DGL_APP_PRIVATE_DATA_HPP_INCLUDED