palm-os-sdk/sdk-3.5/include/Core/System/TextServicesMgr.h
2016-08-25 07:53:48 -03:00

134 lines
3.6 KiB
C

/******************************************************************************
*
* Copyright (c) 1998-1999 Palm Computing, Inc. or its subsidiaries.
* All rights reserved.
*
* File: TextServicesMgr.h
*
* Description:
* Header file for Text Services Manager.
*
* History:
* Created by Ken Krugler
* 03/05/98 kwk Created by Ken Krugler.
* 02/03/99 kwk Changed name to TextServicesMgr.h, was TextServices.h.
* 10/20/99 kwk Moved private stuff into TextServicesPrv.h
*
*****************************************************************************/
#ifndef __TEXTSERVICESMGR_H__
#define __TEXTSERVICESMGR_H__
#include <PalmTypes.h>
#include <CoreTraps.h>
#include <SystemMgr.h>
#ifndef USE_TSM_TRAPS
#if EMULATION_LEVEL == EMULATION_NONE
#define USE_TSM_TRAPS 1
#else
#define USE_TSM_TRAPS 0
#endif
#endif
#if USE_TSM_TRAPS
#define TSM_TRAP(sel) \
_SYSTEM_API(_CALL_WITH_SELECTOR)(_SYSTEM_TABLE, sysTrapTsmDispatch, sel)
#else
#define TSM_TRAP(tsmSelectorNum)
#endif
/***********************************************************************
* Public constants
***********************************************************************/
// Selectors for routines found in the Text Services manager. The order
// of these selectors MUST match the jump table in TextServicesMgr.c.
#ifdef __GNUC__
#define tsmGetFepMode 0
#define tsmSetFepMode 1
#define tsmHandleEvent 2
#define tsmMaxSelector tsmHandleEvent
typedef UInt16 TsmSelector;
#else
typedef enum {
tsmGetFepMode = 0,
tsmSetFepMode,
tsmHandleEvent,
tsmMaxSelector = tsmHandleEvent,
tsmBigSelector = 0x7FFF // Force TsmSelector to be 16 bits.
} TsmSelector;
#endif
// Input mode - used with TsmGetFepMode.
typedef enum {
tsmFepModeDefault, // Default 'on' mode.
tsmFepModeOff, // FEP is off
tsmFepModeCustom = 128, // FEP-specific modes start here.
tsmFepModeBig = 0x7fff // Force TsmFepModeType to be 16 bits.
} TsmFepModeType;
/***********************************************************************
* Public types
***********************************************************************/
// Structure exchanged with many Fep routines. This is how
// the Fep tells the editing code what to display, and how
// to display it. Note that it's also the context record for the
// Fep, thus additional (private) conversion information will
// typically be appended by the Fep.
typedef struct {
UInt16 refnum; // Refnum of Fep shared library.
Char *inlineText; // ptr to inline text.
UInt16 convertedLen; // Length of converted text.
UInt16 pendingLen; // Length of unconverted (pending) text.
UInt16 selectStart; // Start of selection range.
UInt16 selectEnd; // End of selection range (can extend past
// end of inline text)
UInt16 convertStart; // Start of converted clause highlighting
UInt16 convertEnd; // End of converted clause highlighting
} TsmFepStatusType;
/***********************************************************************
* Public routines
***********************************************************************/
#ifdef __cplusplus
extern "C" {
#endif
// Return the current mode for the fep indicated by <inStatusP>, or the
// active fep's current session if <inStatusP> is nil.
TsmFepModeType TsmGetFepMode(const TsmFepStatusType *inStatusP)
TSM_TRAP(tsmGetFepMode);
// Set the mode for the fep indicated by <inStatusP, or the active fep's
// current session if <inStatusP> is nil. The current mode is returned.
TsmFepModeType TsmSetFepMode(TsmFepStatusType *ioStatusP, TsmFepModeType inNewMode)
TSM_TRAP(tsmSetFepMode);
#ifdef __cplusplus
}
#endif
#endif // __TEXTSERVICESMGR_H__