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/** Driver implentation for WinRT This is only implemented for timers and files. See_Also: `vibe.core.driver` = interface definition Copyright: © 2012-2015 Sönke Ludwig Authors: Sönke Ludwig License: Subject to the terms of the MIT license, as written in the included LICENSE.txt file. */ module vibe.core.drivers.winrt; version(VibeWinrtDriver) { import vibe.core.driver; import vibe.inet.url; import deimos.winrt.windows.applicationmodel.core; import deimos.winrt.windows.ui.core; import deimos.winrt.windows.ui.xaml._ : DispatcherTimer; import winrtd.generics; import deimos.winrt.windows.foundation._; import deimos.winrt._; import deimos.winrt.roapi; import winrtd.comsupport; import winrtd.roapi; import core.atomic; import core.time; shared static this() { comCheck(RoInitialize(RO_INIT_TYPE.MULTITHREADED), "RoInitialize"); } shared static ~this() { RoUninitialize(); } final class WinRTEventDriver : EventDriver { private { DriverCore m_core; bool m_exit = false; } this(DriverCore core) { m_core = core; } void dispose() { } int runEventLoop() { processEventsInternal(CoreProcessEventsOption.ProcessUntilQuit); return 0; } int runEventLoopOnce() { processEventsInternal(CoreProcessEventsOption.ProcessOneAndAllPending); return 0; } bool processEvents() { return processEventsInternal(CoreProcessEventsOption.ProcessAllIfPresent); } bool processEventsInternal(CoreProcessEventsOption mode) { auto window = CoreWindow.getForCurrentThread(); window.dispatcher.processEvents(mode); return window.visible; } void exitEventLoop() { CoreWindow.getForCurrentThread().close(); //CoreApplication.exit(); } FileStream openFile(Path path, FileMode mode) { //return new WinRTFileStream(path, mode); import vibe.core.drivers.threadedfile; return new ThreadedFileStream(path, mode); } DirectoryWatcher watchDirectory(Path path, bool recursive) { assert(false); } NetworkAddress resolveHost(string host, ushort family, bool use_dns) { assert(false); } WinRTTCPConnection connectTCP(string host, ushort port) { assert(false); } TCPListener listenTCP(ushort port, void delegate(TCPConnection conn) conn_callback, string bind_address, TCPListenOptions options) { assert(false); } UDPConnection listenUDP(ushort port, string bind_address = "0.0.0.0") { assert(false); } WinRTManualEvent createManualEvent() { return new WinRTManualEvent(this); } WinRTTimer createTimer(void delegate() callback) { return new WinRTTimer(this, callback); } } class WinRTManualEvent : ManualEvent { private { WinRTEventDriver m_driver; shared(int) m_emitCount; Task[] m_waiters; } this(WinRTEventDriver driver) { m_driver = driver; } @property int emitCount() const { return m_emitCount; } void emit() { atomicOp!"+="(m_emitCount, 1); auto wtrs = m_waiters; m_waiters = null; foreach (t; wtrs) m_driver.m_core.resumeTask(t); } void wait() { wait(this.emitCount); } int wait(int reference_emit_count) { m_waiters ~= Task.getThis(); int rc; while ((rc = this.emitCount) == reference_emit_count) m_driver.m_core.yieldForEvent(); return rc; } int wait(Duration timeout, int reference_emit_count) { assert(false); } } class WinRTTimer : Timer { private { WinRTEventDriver m_driver; void delegate() m_callback; DispatcherTimer m_timer; EventConnection m_eventConn; bool m_periodic; Task[] m_waiters; } this(WinRTEventDriver driver, void delegate() callback) { m_driver = driver; m_callback = callback; m_eventConn = m_timer.invokeOnTick((sender, timer) { if (m_callback) m_callback(); foreach (t; m_waiters) m_driver.m_core.resumeTask(t); }); } ~this() { m_eventConn.disconnect(); } @property bool pending() { return m_timer.isEnabled; } void rearm(Duration dur, bool periodic = false) { if (m_timer) m_timer.stop(); else m_timer = new DispatcherTimer; m_timer.interval = TimeSpan(dur.total!"hnsecs"()); m_timer.start(); m_periodic = periodic; } void stop() { if (m_timer.isEnabled) m_timer.stop(); } void wait() { while (m_timer.isEnabled) m_driver.m_core.yieldForEvent(); } } class WinRTFileStream : FileStream { private { } this(Path path, FileMode mode) { assert(false); } void close() { } @property Path path() const { assert(false); } @property bool isOpen() const { assert(false); } @property ulong size() const { assert(false); } @property bool readable() const { assert(false); } @property bool writable() const { assert(false); } void seek(ulong offset) { } ulong tell() { assert(false); } @property bool empty() { assert(false); } @property ulong leastSize() { assert(false); } @property bool dataAvailableForRead() { assert(false); } const(ubyte)[] peek() { assert(false); } void read(ubyte[] dst) { } void write(in ubyte[] bytes) { } void flush() { } void finalize() { } } class WinRTTCPConnection : TCPConnection { private { bool m_tcpNoDelay; bool m_keepAlive; Duration m_readTimeout; } @property void tcpNoDelay(bool enabled) { m_tcpNoDelay = enabled; assert(false); } @property bool tcpNoDelay() const { return m_tcpNoDelay; } @property void readTimeout(Duration v){ m_readTimeout = v; assert(false); } @property Duration readTimeout() const { return m_readTimeout; } @property void keepAlive(bool enabled) { m_keepAlive = enabled; assert(false); } @property bool keepAlive() const { return m_keepAlive; } void close() { } @property bool connected() const { assert(false); } @property string peerAddress() const { assert(false); } bool waitForData(Duration timeout) { assert(false); } @property bool empty() { assert(false); } @property ulong leastSize() { assert(false); } @property bool dataAvailableForRead() { assert(false); } const(ubyte)[] peek() { assert(false); } void read(ubyte[] dst) { } void write(in ubyte[] bytes) { } void flush() { } void finalize() { } } } // version(VibeWinrtDriver)