Update Files

Kha/Tools/linux_x64/std/neko/vm/Ui.hx

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+/*
+ * Copyright (C)2005-2019 Haxe Foundation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+package neko.vm;
+
+/**
+	Core native User Interface support. This API uses native WIN32 API
+	on Windows, Carbon API on OSX, and GTK2 on Linux.
+ */
+class Ui {
+	/**
+		Tells if the current thread is the main loop thread or not.
+		The main loop thread is the one in which the first "ui"
+		library primitive has been loaded.
+	**/
+	public static function isMainThread() {
+		return _is_main_thread();
+	}
+
+	/**
+		Starts the native UI event loop. This method can only be called
+		from the main thread.
+	**/
+	public static function loop() {
+		_loop();
+	}
+
+	/**
+		Stop the native UI event loop. This method can only be called
+		from the main thread.
+	**/
+	public static function stopLoop() {
+		_sync(_stop_loop);
+	}
+
+	/**
+		Queue a method call callb to be executed by the main thread while
+		running the UI event loop. This can be used to perform UI updates
+		in the UI thread using results processed by another thread.
+	**/
+	public static function sync(f:Void->Void) {
+		_sync(f);
+	}
+
+	public static function syncResult<T>(f:Void->T):T {
+		if (isMainThread())
+			return f();
+		var l = new Lock();
+		var tmp = null;
+		var exc = null;
+		_sync(function() {
+			try {
+				tmp = f();
+			} catch (e:Dynamic) {
+				exc = {v: e};
+			}
+			l.release();
+		});
+		l.wait();
+		if (exc != null)
+			throw exc.v;
+		return tmp;
+	}
+
+	static var _is_main_thread = neko.Lib.load("ui", "ui_is_main", 0);
+	static var _loop = neko.Lib.load("ui", "ui_loop", 0);
+	static var _stop_loop = neko.Lib.load("ui", "ui_stop_loop", 0);
+	static var _sync = neko.Lib.load("ui", "ui_sync", 1);
+}