73 lines
2.1 KiB
Java
Executable File
73 lines
2.1 KiB
Java
Executable File
/*
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* Copyright (c) 2014 Paul Scherrer Institute. All rights reserved.
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*/
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import ch.psi.pshell.device.*;
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import com.sun.jna.Function;
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import com.sun.jna.Native;
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import com.sun.jna.Pointer;
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import com.sun.jna.Structure;
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import com.sun.jna.ptr.IntByReference;
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import com.sun.jna.win32.StdCallLibrary;
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import com.sun.jna.win32.W32APIFunctionMapper;
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import com.sun.jna.win32.W32APITypeMapper;
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import java.util.HashMap;
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import java.util.Map;
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/**
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*/
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public class Beeper extends DeviceBase {
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public Beeper(String name) {
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super(name);
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}
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// JNA Mapping
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static Map UNICODE_OPTIONS = new HashMap() {
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{
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put("type-mapper", W32APITypeMapper.UNICODE);
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put("function-mapper", W32APIFunctionMapper.UNICODE);
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}
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};
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interface Kernel32 extends StdCallLibrary {
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public static final String LIBRARY_NAME = "kernel32";
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Kernel32 INSTANCE = (Kernel32) Native.loadLibrary(LIBRARY_NAME, Kernel32.class, UNICODE_OPTIONS);
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Kernel32 SYNC_INSTANCE = (Kernel32) Native.synchronizedLibrary(INSTANCE);
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boolean Beep(int FREQUENCY, int DURATION);
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void Sleep(int DURATION);
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int CreateEventW(Pointer securityAttributes, boolean manualReset, boolean initialState, String name);
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int CreateThread(/*Pointer*/int lpThreadAttributes, IntByReference dwStackSize, Function lpStartAddress, Structure lpParameter, int dwCreationFlags, IntByReference lpThreadId);
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public static final int STILL_ACTIVE = 259;
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int GetExitCodeThread(int hThread, IntByReference lpExitCode);
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int GetLastError();
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boolean CloseHandle(int handle);
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}
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private final int mEventHandle = Kernel32.INSTANCE.CreateEventW(Pointer.NULL, true, false, null);
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//Public interface
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public int getLastError(){
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return Kernel32.SYNC_INSTANCE.GetLastError();
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}
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public void sleep(int duration){
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Kernel32.SYNC_INSTANCE.Sleep(duration);
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}
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public void beep(int frequency, int duration){
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Kernel32.SYNC_INSTANCE.Beep(frequency, duration);
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}
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}
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