124 lines
4.4 KiB
C
124 lines
4.4 KiB
C
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/*++
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Copyright (c) 1985 - 1999, Microsoft Corporation
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Module Name:
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input.h
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Abstract:
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This module contains the internal structures and definitions used
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by the input (keyboard and mouse) component of the NT console subsystem.
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Author:
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Therese Stowell (thereses) 12-Nov-1990
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Revision History:
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*/
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#define DEFAULT_NUMBER_OF_EVENTS 50
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#define INPUT_BUFFER_SIZE_INCREMENT 10
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typedef struct _INPUT_INFORMATION {
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PINPUT_RECORD InputBuffer;
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DWORD InputBufferSize; // size in events
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CONSOLE_SHARE_ACCESS ShareAccess; // share mode
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DWORD AllocatedBufferSize; // size in bytes of entire buffer
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DWORD InputMode;
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ULONG RefCount; // number of handles to input buffer
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ULONG_PTR First; // ptr to base of circular buffer
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ULONG_PTR In; // ptr to next free event
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ULONG_PTR Out; // ptr to next available event
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ULONG_PTR Last; // ptr to end+1 of buffer
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LIST_ENTRY ReadWaitQueue;
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HANDLE InputWaitEvent;
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#if defined(FE_SB)
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#if defined(FE_IME)
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struct {
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DWORD Disable : 1; // High : specifies input code page or enable/disable in NLS state
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DWORD Unavailable : 1; // Middle : specifies console window doing menu loop or size move
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DWORD Open : 1; // Low : specifies open/close in NLS state or IME hot key
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DWORD ReadyConversion:1;// if conversion mode is ready by succeed communicate to ConIME.
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// then this field is TRUE.
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DWORD Conversion; // conversion mode of ime (i.e IME_CMODE_xxx).
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// this field uses by GetConsoleNlsMode
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} ImeMode;
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HWND hWndConsoleIME; // validate hWnd when open property window by ImmConfigureIME
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#endif // FE_IME
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struct _CONSOLE_INFORMATION *Console;
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INPUT_RECORD ReadConInpDbcsLeadByte;
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INPUT_RECORD WriteConInpDbcsLeadByte[2];
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#endif
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} INPUT_INFORMATION, *PINPUT_INFORMATION;
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typedef struct _INPUT_READ_HANDLE_DATA {
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// the following seven fields are solely used for input reads.
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CRITICAL_SECTION ReadCountLock; // serializes access to read count
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ULONG ReadCount; // number of reads waiting
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ULONG InputHandleFlags;
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// the following four fields are used to remember input data that
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// wasn't returned on a cooked-mode read. we do our own buffering
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// and don't return data until the user hits enter so that she can
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// edit the input. as a result, there is often data that doesn't fit
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// into the caller's buffer. we save it so we can return it on the
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// next cooked-mode read to this handle.
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ULONG BytesAvailable;
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PWCHAR CurrentBufPtr;
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PWCHAR BufPtr;
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} INPUT_READ_HANDLE_DATA, *PINPUT_READ_HANDLE_DATA;
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#define UNICODE_BACKSPACE ((WCHAR)0x08)
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#define UNICODE_BACKSPACE2 ((WCHAR)0x25d8)
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#define UNICODE_CARRIAGERETURN ((WCHAR)0x0d)
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#define UNICODE_LINEFEED ((WCHAR)0x0a)
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#define UNICODE_BELL ((WCHAR)0x07)
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#define UNICODE_TAB ((WCHAR)0x09)
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#define UNICODE_SPACE ((WCHAR)0x20)
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#define TAB_SIZE 8
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#define TAB_MASK (TAB_SIZE-1)
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#define NUMBER_OF_SPACES_IN_TAB(POSITION) (TAB_SIZE - ((POSITION) & TAB_MASK))
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#define AT_EOL(COOKEDREADDATA) ((COOKEDREADDATA)->BytesRead == ((COOKEDREADDATA)->CurrentPosition*2))
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#define INSERT_MODE(COOKEDREADDATA) ((COOKEDREADDATA)->InsertMode)
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#define VIRTUAL_KEY_CODE_S 0x53
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#define VIRTUAL_KEY_CODE_C 0x43
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#define VK_OEM_SCROLL 0x91
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#define KEY_PRESSED 0x8000
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#define KEY_TOGGLED 0x01
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#define KEY_ENHANCED 0x01000000
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#define KEY_UP_TRANSITION 1
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#define KEY_PREVIOUS_DOWN 0x40000000
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#define KEY_TRANSITION_UP 0x80000000
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#define CONSOLE_CTRL_C_SEEN 1
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#define CONSOLE_CTRL_BREAK_SEEN 2
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#define LockReadCount(HANDLEPTR) RtlEnterCriticalSection(&(HANDLEPTR)->InputReadData->ReadCountLock)
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#define UnlockReadCount(HANDLEPTR) RtlLeaveCriticalSection(&(HANDLEPTR)->InputReadData->ReadCountLock)
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#define LoadKeyEvent(PEVENT,KEYDOWN,CHAR,KEYCODE,SCANCODE,KEYSTATE) { \
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(PEVENT)->EventType = KEY_EVENT; \
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(PEVENT)->Event.KeyEvent.bKeyDown = KEYDOWN; \
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(PEVENT)->Event.KeyEvent.wRepeatCount = 1; \
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(PEVENT)->Event.KeyEvent.uChar.UnicodeChar = CHAR; \
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(PEVENT)->Event.KeyEvent.wVirtualKeyCode = KEYCODE; \
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(PEVENT)->Event.KeyEvent.wVirtualScanCode = SCANCODE; \
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(PEVENT)->Event.KeyEvent.dwControlKeyState = KEYSTATE; \
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}
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