80 lines
2.5 KiB
D
80 lines
2.5 KiB
D
/**
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WinAPI based event driver implementation.
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This driver uses overlapped I/O to model asynchronous I/O operations
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efficiently. The driver's event loop processes UI messages, so that
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it integrates with GUI applications transparently.
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*/
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module eventcore.drivers.winapi.driver;
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version (Windows):
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import eventcore.driver;
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import eventcore.drivers.timer;
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import eventcore.drivers.winapi.core;
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import eventcore.drivers.winapi.dns;
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import eventcore.drivers.winapi.events;
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import eventcore.drivers.winapi.files;
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import eventcore.drivers.winapi.signals;
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import eventcore.drivers.winapi.sockets;
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import eventcore.drivers.winapi.watchers;
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import core.sys.windows.windows;
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static assert(HANDLE.sizeof <= FD.BaseType.sizeof);
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static assert(FD(cast(int)INVALID_HANDLE_VALUE) == FD.init);
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final class WinAPIEventDriver : EventDriver {
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private {
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WinAPIEventDriverCore m_core;
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WinAPIEventDriverFiles m_files;
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WinAPIEventDriverSockets m_sockets;
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WinAPIEventDriverDNS m_dns;
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LoopTimeoutTimerDriver m_timers;
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WinAPIEventDriverEvents m_events;
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WinAPIEventDriverSignals m_signals;
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WinAPIEventDriverWatchers m_watchers;
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}
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static WinAPIEventDriver threadInstance;
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this()
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@safe {
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assert(threadInstance is null);
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threadInstance = this;
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import std.exception : enforce;
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WSADATA wd;
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enforce(() @trusted { return WSAStartup(0x0202, &wd); } () == 0, "Failed to initialize WinSock");
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m_signals = new WinAPIEventDriverSignals();
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m_timers = new LoopTimeoutTimerDriver();
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m_core = new WinAPIEventDriverCore(m_timers);
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m_events = new WinAPIEventDriverEvents(m_core);
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m_files = new WinAPIEventDriverFiles(m_core);
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m_sockets = new WinAPIEventDriverSockets(m_core);
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m_dns = new WinAPIEventDriverDNS();
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m_watchers = new WinAPIEventDriverWatchers(m_core);
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}
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@safe: /*@nogc:*/ nothrow:
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override @property WinAPIEventDriverCore core() { return m_core; }
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override @property WinAPIEventDriverFiles files() { return m_files; }
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override @property WinAPIEventDriverSockets sockets() { return m_sockets; }
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override @property WinAPIEventDriverDNS dns() { return m_dns; }
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override @property LoopTimeoutTimerDriver timers() { return m_timers; }
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override @property WinAPIEventDriverEvents events() { return m_events; }
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override @property shared(WinAPIEventDriverEvents) events() shared { return m_events; }
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override @property WinAPIEventDriverSignals signals() { return m_signals; }
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override @property WinAPIEventDriverWatchers watchers() { return m_watchers; }
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override void dispose()
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{
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m_events.dispose();
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assert(threadInstance !is null);
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threadInstance = null;
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}
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}
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