Class Kernel32

java.lang.Object

org.fusesource.jansi.internal.Kernel32

@JniClass(conditional="defined(_WIN32) || defined(_WIN64)")
public class Kernel32
extends Object

Interface to access Win32 base APIs.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Kernel32.CHAR_INFO	see: https://msdn.microsoft.com/en-us/library/windows/desktop/ms682013(v=vs.85).aspx
static class	Kernel32.CONSOLE_SCREEN_BUFFER_INFO	http://msdn.microsoft.com/en-us/library/ms682093%28VS.85%29.aspx
static class	Kernel32.COORD
static class	Kernel32.FOCUS_EVENT_RECORD	see: http://msdn.microsoft.com/en-us/library/ms683149(v=VS.85).aspx
static class	Kernel32.INPUT_RECORD	see: http://msdn.microsoft.com/en-us/library/ms683499(v=VS.85).aspx
static class	Kernel32.KEY_EVENT_RECORD	see: http://msdn.microsoft.com/en-us/library/ms684166(v=VS.85).aspx
static class	Kernel32.MENU_EVENT_RECORD	see: http://msdn.microsoft.com/en-us/library/ms684213(v=VS.85).aspx
static class	Kernel32.MOUSE_EVENT_RECORD	see: http://msdn.microsoft.com/en-us/library/ms684239(v=VS.85).aspx
static class	Kernel32.SMALL_RECT	http://msdn.microsoft.com/en-us/library/ms686311%28VS.85%29.aspx
static class	Kernel32.WINDOW_BUFFER_SIZE_RECORD	see: http://msdn.microsoft.com/en-us/library/ms687093(v=VS.85).aspx

Field Summary

Fields

Modifier and Type	Field	Description
static short	BACKGROUND_BLUE
static short	BACKGROUND_GREEN
static short	BACKGROUND_INTENSITY
static short	BACKGROUND_RED
static short	COMMON_LVB_GRID_HORIZONTAL
static short	COMMON_LVB_GRID_LVERTICAL
static short	COMMON_LVB_GRID_RVERTICAL
static short	COMMON_LVB_LEADING_BYTE
static short	COMMON_LVB_REVERSE_VIDEO
static short	COMMON_LVB_TRAILING_BYTE
static short	COMMON_LVB_UNDERSCORE
static short	FOREGROUND_BLUE
static short	FOREGROUND_GREEN
static short	FOREGROUND_INTENSITY
static short	FOREGROUND_RED
static int	FORMAT_MESSAGE_FROM_SYSTEM
static int	INVALID_HANDLE_VALUE
private static final org.fusesource.hawtjni.runtime.Library	LIBRARY
static int	STD_ERROR_HANDLE
static int	STD_INPUT_HANDLE
static int	STD_OUTPUT_HANDLE

Constructor Summary

Constructors

Constructor	Description
Kernel32()

Method Summary

Modifier and Type	Method	Description
static final int	_getch()	see: http://msdn.microsoft.com/en-us/library/078sfkak(VS.80).aspx
static final int	CloseHandle(long handle)	see: http://msdn.microsoft.com/en-us/library/ms724211%28VS.85%29.aspx
static final int	FillConsoleOutputAttribute(long consoleOutput, short attribute, int length, Kernel32.COORD writeCoord, int[] numberOfAttrsWritten)	see: https://msdn.microsoft.com/en-us/library/ms682662%28VS.85%29.aspx
static final int	FillConsoleOutputCharacterW(long consoleOutput, char character, int length, Kernel32.COORD writeCoord, int[] numberOfCharsWritten)	see: http://msdn.microsoft.com/en-us/library/ms682663%28VS.85%29.aspx
static final int	FlushConsoleInputBuffer(long handle)	see: http://msdn.microsoft.com/en-us/library/ms683147(v=VS.85).aspx
static final int	FormatMessageW(int flags, long source, int messageId, int languageId, byte[] buffer, int size, long[] args)
static final void	free(long ptr)
static final int	GetConsoleMode(long handle, int[] mode)	see: http://msdn.microsoft.com/en-us/library/ms683167%28VS.85%29.aspx
static final int	GetConsoleOutputCP()	see: http://msdn.microsoft.com/en-us/library/ms683169(v=VS.85).aspx
static final int	GetConsoleScreenBufferInfo(long consoleOutput, Kernel32.CONSOLE_SCREEN_BUFFER_INFO consoleScreenBufferInfo)	See: http://msdn.microsoft.com/en-us/library/ms683171%28VS.85%29.aspx
static final int	GetLastError()	see: http://msdn.microsoft.com/en-us/library/ms679360(VS.85).aspx
static final int	GetNumberOfConsoleInputEvents(long handle, int[] numberOfEvents)	see: http://msdn.microsoft.com/en-us/library/ms683207(v=VS.85).aspx
static final long	GetStdHandle(int stdHandle)	see: http://msdn.microsoft.com/en-us/library/ms683231%28VS.85%29.aspx
private static final void	init()
static final long	malloc(long size)
private static final int	PeekConsoleInputW(long handle, long inputRecord, int length, int[] eventsCount)	see: http://msdn.microsoft.com/en-us/library/ms684344(v=VS.85).aspx
static Kernel32.INPUT_RECORD[]	readConsoleInputHelper(long handle, int count, boolean peek)	Return console input events.
private static final int	ReadConsoleInputW(long handle, long inputRecord, int length, int[] eventsCount)	see: http://msdn.microsoft.com/en-us/library/ms684961(v=VS.85).aspx
static Kernel32.INPUT_RECORD[]	readConsoleKeyInput(long handle, int count, boolean peek)	Return console input key events (discard other events).
static final int	ScrollConsoleScreenBuffer(long consoleOutput, Kernel32.SMALL_RECT scrollRectangle, Kernel32.SMALL_RECT clipRectangle, Kernel32.COORD destinationOrigin, Kernel32.CHAR_INFO fill)	see: https://msdn.microsoft.com/en-us/library/windows/desktop/ms685107(v=vs.85).aspx
static final int	SetConsoleCursorPosition(long consoleOutput, Kernel32.COORD cursorPosition)	http://msdn.microsoft.com/en-us/library/ms686025%28VS.85%29.aspx
static final int	SetConsoleMode(long handle, int mode)	see: http://msdn.microsoft.com/en-us/library/ms686033%28VS.85%29.aspx
static final int	SetConsoleOutputCP(int codePageID)	see: http://msdn.microsoft.com/en-us/library/ms686036(v=VS.85).aspx
static final int	SetConsoleTextAttribute(long consoleOutput, short attributes)	see http://msdn.microsoft.com/en-us/library/ms686047%28VS.85%29.aspx
static final int	SetConsoleTitle(String title)	see: http://msdn.microsoft.com/en-us/library/ms686050%28VS.85%29.aspx
static final int	WaitForSingleObject(long hHandle, int dwMilliseconds)
static final int	WriteConsoleW(long consoleOutput, char[] buffer, int numberOfCharsToWrite, int[] numberOfCharsWritten, long reserved)	see: http://msdn.microsoft.com/en-us/library/ms687401(v=VS.85).aspx

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

LIBRARY

private static final org.fusesource.hawtjni.runtime.Library LIBRARY

FOREGROUND_BLUE

@JniField(flags=CONSTANT)
public static short FOREGROUND_BLUE

FOREGROUND_GREEN

@JniField(flags=CONSTANT)
public static short FOREGROUND_GREEN

FOREGROUND_RED

@JniField(flags=CONSTANT)
public static short FOREGROUND_RED

FOREGROUND_INTENSITY

@JniField(flags=CONSTANT)
public static short FOREGROUND_INTENSITY

BACKGROUND_BLUE

@JniField(flags=CONSTANT)
public static short BACKGROUND_BLUE

BACKGROUND_GREEN

@JniField(flags=CONSTANT)
public static short BACKGROUND_GREEN

BACKGROUND_RED

@JniField(flags=CONSTANT)
public static short BACKGROUND_RED

BACKGROUND_INTENSITY

@JniField(flags=CONSTANT)
public static short BACKGROUND_INTENSITY

COMMON_LVB_LEADING_BYTE

@JniField(flags=CONSTANT)
public static short COMMON_LVB_LEADING_BYTE

COMMON_LVB_TRAILING_BYTE

@JniField(flags=CONSTANT)
public static short COMMON_LVB_TRAILING_BYTE

COMMON_LVB_GRID_HORIZONTAL

@JniField(flags=CONSTANT)
public static short COMMON_LVB_GRID_HORIZONTAL

COMMON_LVB_GRID_LVERTICAL

@JniField(flags=CONSTANT)
public static short COMMON_LVB_GRID_LVERTICAL

COMMON_LVB_GRID_RVERTICAL

@JniField(flags=CONSTANT)
public static short COMMON_LVB_GRID_RVERTICAL

COMMON_LVB_REVERSE_VIDEO

@JniField(flags=CONSTANT)
public static short COMMON_LVB_REVERSE_VIDEO

COMMON_LVB_UNDERSCORE

@JniField(flags=CONSTANT)
public static short COMMON_LVB_UNDERSCORE

FORMAT_MESSAGE_FROM_SYSTEM

@JniField(flags=CONSTANT)
public static int FORMAT_MESSAGE_FROM_SYSTEM

STD_INPUT_HANDLE

@JniField(flags=CONSTANT)
public static int STD_INPUT_HANDLE

STD_OUTPUT_HANDLE

@JniField(flags=CONSTANT)
public static int STD_OUTPUT_HANDLE

STD_ERROR_HANDLE

@JniField(flags=CONSTANT)
public static int STD_ERROR_HANDLE

INVALID_HANDLE_VALUE

@JniField(flags=CONSTANT)
public static int INVALID_HANDLE_VALUE

Constructor Details

Kernel32

public Kernel32()

Method Details

init

@JniMethod(flags=CONSTANT_INITIALIZER)
private static final void init()

malloc

@JniMethod(cast="void *")
public static final long malloc(@JniArg(cast="size_t")
 long size)

free

public static final void free(@JniArg(cast="void *")
 long ptr)

SetConsoleTextAttribute

public static final int SetConsoleTextAttribute(@JniArg(cast="HANDLE")
 long consoleOutput,
 short attributes)

see http://msdn.microsoft.com/en-us/library/ms686047%28VS.85%29.aspx

Parameters:

consoleOutput -

attributes -

Returns:

WaitForSingleObject

public static final int WaitForSingleObject(@JniArg(cast="HANDLE")
 long hHandle,
 int dwMilliseconds)

CloseHandle

public static final int CloseHandle(@JniArg(cast="HANDLE")
 long handle)

see: http://msdn.microsoft.com/en-us/library/ms724211%28VS.85%29.aspx

Parameters:

handle -

Returns:

GetLastError

public static final int GetLastError()

see: http://msdn.microsoft.com/en-us/library/ms679360(VS.85).aspx

Returns:

FormatMessageW

public static final int FormatMessageW(int flags,
 @JniArg(cast="void *")
 long source,
 int messageId,
 int languageId,
 @JniArg(cast="void *",flags={NO_IN,CRITICAL})
 byte[] buffer,
 int size,
 @JniArg(cast="void *",flags={NO_IN,CRITICAL,SENTINEL})
 long[] args)

Parameters:

flags -

source -

messageId -

languageId -

buffer -

size -

args -

Returns:

GetConsoleScreenBufferInfo

public static final int GetConsoleScreenBufferInfo(@JniArg(cast="HANDLE",flags=POINTER_ARG)
 long consoleOutput,
 @JniArg(flags=NO_IN)
 Kernel32.CONSOLE_SCREEN_BUFFER_INFO consoleScreenBufferInfo)

See: http://msdn.microsoft.com/en-us/library/ms683171%28VS.85%29.aspx

Parameters:

consoleOutput -

consoleScreenBufferInfo -

Returns:

GetStdHandle

@JniMethod(cast="HANDLE",
           flags=POINTER_RETURN)
public static final long GetStdHandle(int stdHandle)

see: http://msdn.microsoft.com/en-us/library/ms683231%28VS.85%29.aspx

Parameters:

stdHandle -

Returns:

SetConsoleCursorPosition

public static final int SetConsoleCursorPosition(@JniArg(cast="HANDLE",flags=POINTER_ARG)
 long consoleOutput,
 @JniArg(flags={BY_VALUE,NO_OUT})
 Kernel32.COORD cursorPosition)

http://msdn.microsoft.com/en-us/library/ms686025%28VS.85%29.aspx

Parameters:

consoleOutput -

cursorPosition -

Returns:

FillConsoleOutputCharacterW

public static final int FillConsoleOutputCharacterW(@JniArg(cast="HANDLE",flags=POINTER_ARG)
 long consoleOutput,
 char character,
 int length,
 @JniArg(flags={BY_VALUE,NO_OUT})
 Kernel32.COORD writeCoord,
 @JniArg(flags=NO_IN)
 int[] numberOfCharsWritten)

see: http://msdn.microsoft.com/en-us/library/ms682663%28VS.85%29.aspx

Parameters:

consoleOutput -

character -

length -

writeCoord -

numberOfCharsWritten -

Returns:

FillConsoleOutputAttribute

public static final int FillConsoleOutputAttribute(@JniArg(cast="HANDLE",flags=POINTER_ARG)
 long consoleOutput,
 short attribute,
 int length,
 @JniArg(flags={BY_VALUE,NO_OUT})
 Kernel32.COORD writeCoord,
 @JniArg(flags=NO_IN)
 int[] numberOfAttrsWritten)

see: https://msdn.microsoft.com/en-us/library/ms682662%28VS.85%29.aspx

Parameters:

consoleOutput -

attribute -

length -

writeCoord -

numberOfAttrsWritten -

Returns:

WriteConsoleW

public static final int WriteConsoleW(@JniArg(cast="HANDLE",flags=POINTER_ARG)
 long consoleOutput,
 @JniArg(flags=NO_OUT)
 char[] buffer,
 int numberOfCharsToWrite,
 @JniArg(flags=NO_IN)
 int[] numberOfCharsWritten,
 @JniArg(cast="LPVOID",flags=POINTER_ARG)
 long reserved)

see: http://msdn.microsoft.com/en-us/library/ms687401(v=VS.85).aspx

Parameters:

consoleOutput -

buffer -

numberOfCharsToWrite -

numberOfCharsWritten -

reserved - must be null

Returns:

GetConsoleMode

public static final int GetConsoleMode(@JniArg(cast="HANDLE",flags=POINTER_ARG)
 long handle,
 @JniArg(flags=NO_IN)
 int[] mode)

see: http://msdn.microsoft.com/en-us/library/ms683167%28VS.85%29.aspx

Parameters:

handle -

mode -

Returns:

SetConsoleMode

public static final int SetConsoleMode(@JniArg(cast="HANDLE",flags=POINTER_ARG)
 long handle,
 int mode)

see: http://msdn.microsoft.com/en-us/library/ms686033%28VS.85%29.aspx

Parameters:

handle -

mode -

Returns:

_getch

public static final int _getch()

see: http://msdn.microsoft.com/en-us/library/078sfkak(VS.80).aspx

Returns:

SetConsoleTitle

public static final int SetConsoleTitle(@JniArg(flags=UNICODE)
 String title)

see: http://msdn.microsoft.com/en-us/library/ms686050%28VS.85%29.aspx

Parameters:

title -

Returns:

0 if title was set successfully

GetConsoleOutputCP

public static final int GetConsoleOutputCP()

see: http://msdn.microsoft.com/en-us/library/ms683169(v=VS.85).aspx

Returns:

the current output code page

SetConsoleOutputCP

public static final int SetConsoleOutputCP(int codePageID)

see: http://msdn.microsoft.com/en-us/library/ms686036(v=VS.85).aspx

Parameters:

codePageID -

Returns:

non 0 if code page was set

ScrollConsoleScreenBuffer

public static final int ScrollConsoleScreenBuffer(@JniArg(cast="HANDLE",flags=POINTER_ARG)
 long consoleOutput,
 @JniArg(flags=NO_OUT)
 Kernel32.SMALL_RECT scrollRectangle,
 @JniArg(flags=NO_OUT)
 Kernel32.SMALL_RECT clipRectangle,
 @JniArg(flags={BY_VALUE,NO_OUT})
 Kernel32.COORD destinationOrigin,
 @JniArg(flags=NO_OUT)
 Kernel32.CHAR_INFO fill)

see: https://msdn.microsoft.com/en-us/library/windows/desktop/ms685107(v=vs.85).aspx

ReadConsoleInputW

private static final int ReadConsoleInputW(@JniArg(cast="HANDLE",flags=POINTER_ARG)
 long handle,
 @JniArg(cast="PINPUT_RECORD",flags=POINTER_ARG)
 long inputRecord,
 int length,
 @JniArg(flags=NO_IN)
 int[] eventsCount)

see: http://msdn.microsoft.com/en-us/library/ms684961(v=VS.85).aspx

Parameters:

handle -

length -

eventsCount -

Returns:

PeekConsoleInputW

private static final int PeekConsoleInputW(@JniArg(cast="HANDLE",flags=POINTER_ARG)
 long handle,
 @JniArg(cast="PINPUT_RECORD",flags=POINTER_ARG)
 long inputRecord,
 int length,
 @JniArg(flags=NO_IN)
 int[] eventsCount)

see: http://msdn.microsoft.com/en-us/library/ms684344(v=VS.85).aspx

Parameters:

handle -

length -

eventsCount -

Returns:

GetNumberOfConsoleInputEvents

public static final int GetNumberOfConsoleInputEvents(@JniArg(cast="HANDLE",flags=POINTER_ARG)
 long handle,
 @JniArg(flags=NO_IN)
 int[] numberOfEvents)

see: http://msdn.microsoft.com/en-us/library/ms683207(v=VS.85).aspx

Parameters:

handle -

numberOfEvents - number of unread input records in the console's input buffer

Returns:

FlushConsoleInputBuffer

public static final int FlushConsoleInputBuffer(@JniArg(cast="HANDLE",flags=POINTER_ARG)
 long handle)

see: http://msdn.microsoft.com/en-us/library/ms683147(v=VS.85).aspx

Parameters:

handle -

Returns:

readConsoleInputHelper

public static Kernel32.INPUT_RECORD[] readConsoleInputHelper(long handle,
 int count,
 boolean peek)
                                                      throws IOException

Return console input events.

Parameters:

handle -

count - requested number of events

Returns:

null on read errors

Throws:

IOException

readConsoleKeyInput

public static Kernel32.INPUT_RECORD[] readConsoleKeyInput(long handle,
 int count,
 boolean peek)
                                                   throws IOException

Return console input key events (discard other events).

Parameters:

count - requested number of events

Returns:

array possibly of size smaller then count

Throws:

IOException