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/******************************************************************************
*
* Copyright (c) 1994-1999 Palm Computing, Inc. or its subsidiaries.
* All rights reserved.
*
* File: Event.h
*
* Description:
* This file defines UI event structures and routines.
*
* History:
* September 26, 1994 Created by Art Lamb
* 07/14/99 jesse Separated from Event.h
* 09/12/99 gap Add for new multi-tap implementation
* 09/14/99 gap Removed EvtGetTrapState.
* 10/28/99 kwk Added EvtKeydownIsVirtual macro.
*
*****************************************************************************/
#ifndef __EVENT_H__
#define __EVENT_H__
#include <PalmTypes.h>
#include <CoreTraps.h>
#include <Font.h>
#include <Rect.h>
#include <SysEvent.h>
#include <Window.h>
typedef enum {
nilEvent = 0, // system level
penDownEvent, // system level
penUpEvent, // system level
penMoveEvent, // system level
keyDownEvent, // system level
winEnterEvent, // system level
winExitEvent, // system level
ctlEnterEvent,
ctlExitEvent,
ctlSelectEvent,
ctlRepeatEvent,
lstEnterEvent,
lstSelectEvent,
lstExitEvent,
popSelectEvent,
fldEnterEvent,
fldHeightChangedEvent,
fldChangedEvent,
tblEnterEvent,
tblSelectEvent,
daySelectEvent,
menuEvent,
appStopEvent = 22, // system level
frmLoadEvent,
frmOpenEvent,
frmGotoEvent,
frmUpdateEvent,
frmSaveEvent,
frmCloseEvent,
frmTitleEnterEvent,
frmTitleSelectEvent,
tblExitEvent,
sclEnterEvent,
sclExitEvent,
sclRepeatEvent,
tsmConfirmEvent = 35, // system level
tsmFepButtonEvent, // system level
tsmFepModeEvent, // system level
//DOLATER - peter: remove this: frmTitleChangedEvent, // system level
attnIndicatorEnterEvent, // for attention manager's indicator
attnIndicatorSelectEvent, // for attention manager's indicator
// add future UI level events in this numeric space
// to save room for new system level events
menuCmdBarOpenEvent = 0x0800,
menuOpenEvent,
menuCloseEvent,
frmGadgetEnterEvent,
frmGadgetMiscEvent,
// <chg 2-25-98 RM> Equates added for library events
firstINetLibEvent = 0x1000,
firstWebLibEvent = 0x1100,
// <chg 10/9/98 SCL> Changed firstUserEvent from 32767 (0x7FFF) to 0x6000
// Enums are signed ints, so 32767 technically only allowed for ONE event.
firstUserEvent = 0x6000
} eventsEnum;
// The event record.
typedef struct EventType {
// eventsEnum eType;
Int16 eType;
Boolean penDown;
UInt8 tapCount;
Int16 screenX;
Int16 screenY;
union {
struct _GenericEventType generic;
struct _PenUpEventType penUp;
struct _KeyDownEventType keyDown;
struct _WinEnterEventType winEnter;
struct _WinExitEventType winExit;
struct _TSMConfirmType tsmConfirm;
struct _TSMFepButtonType tsmFepButton;
struct _TSMFepModeEventType tsmFepMode;
struct ctlEnter {
UInt16 controlID;
struct ControlType *pControl;
} ctlEnter;
struct ctlSelect {
UInt16 controlID;
struct ControlType *pControl;
Boolean on;
UInt8 reserved1;
UInt16 value; // used for slider controls only
} ctlSelect;
struct ctlRepeat {
UInt16 controlID;
struct ControlType *pControl;
UInt32 time;
UInt16 value; // used for slider controls only
} ctlRepeat;
struct ctlExit {
UInt16 controlID;
struct ControlType *pControl;
} ctlExit;
struct fldEnter {
UInt16 fieldID;
struct FieldType *pField;
} fldEnter;
struct fldHeightChanged {
UInt16 fieldID;
struct FieldType *pField;
Int16 newHeight;
UInt16 currentPos;
} fldHeightChanged;
struct fldChanged {
UInt16 fieldID;
struct FieldType *pField;
} fldChanged;
struct fldExit {
UInt16 fieldID;
struct FieldType *pField;
} fldExit;
struct lstEnter {
UInt16 listID;
struct ListType *pList;
Int16 selection;
} lstEnter;
struct lstExit {
UInt16 listID;
struct ListType *pList;
} lstExit;
struct lstSelect {
UInt16 listID;
struct ListType *pList;
Int16 selection;
} lstSelect;
struct tblEnter {
UInt16 tableID;
struct TableType *pTable;
Int16 row;
Int16 column;
} tblEnter;
struct tblExit {
UInt16 tableID;
struct TableType *pTable;
Int16 row;
Int16 column;
} tblExit;
struct tblSelect {
UInt16 tableID;
struct TableType *pTable;
Int16 row;
Int16 column;
} tblSelect;
struct frmLoad {
UInt16 formID;
} frmLoad;
struct frmOpen {
UInt16 formID;
} frmOpen;
struct frmGoto {
UInt16 formID;
UInt16 recordNum; // index of record that contain a match
UInt16 matchPos; // postion in record of the match.
UInt16 matchLen; // length of match.
UInt16 matchFieldNum; // field number string was found int
UInt32 matchCustom; // application specific info
} frmGoto;
struct frmClose {
UInt16 formID;
} frmClose;
struct frmUpdate {
UInt16 formID;
UInt16 updateCode; // Application specific
} frmUpdate;
struct frmTitleEnter {
UInt16 formID;
} frmTitleEnter;
struct frmTitleSelect {
UInt16 formID;
} frmTitleSelect;
struct attnIndicatorEnter {
UInt16 formID;
} attnIndicatorEnter;
struct attnIndicatorSelect {
UInt16 formID;
} attnIndicatorSelect;
struct daySelect {
struct DaySelectorType *pSelector;
Int16 selection;
Boolean useThisDate;
UInt8 reserved1;
} daySelect;
struct menu {
UInt16 itemID;
} menu;
struct popSelect {
UInt16 controlID;
struct ControlType *controlP;
UInt16 listID;
struct ListType *listP;
Int16 selection;
Int16 priorSelection;
} popSelect;
struct sclEnter {
UInt16 scrollBarID;
struct ScrollBarType *pScrollBar;
} sclEnter;
struct sclExit {
UInt16 scrollBarID;
struct ScrollBarType *pScrollBar;
Int16 value;
Int16 newValue;
} sclExit;
struct sclRepeat {
UInt16 scrollBarID;
struct ScrollBarType *pScrollBar;
Int16 value;
Int16 newValue;
Int32 time;
} sclRepeat;
struct menuCmdBarOpen {
Boolean preventFieldButtons; // set to stop the field from automatically adding cut/copy/paste
UInt8 reserved; // alignment padding
} menuCmdBarOpen;
struct menuOpen {
UInt16 menuRscID;
//struct MenuBarType *pMenu;
Int16 cause;
} menuOpen;
struct gadgetEnter {
UInt16 gadgetID; // must be same as gadgetMisc
struct FormGadgetType * gadgetP; // must be same as gadgetMisc
} gadgetEnter;
struct gadgetMisc {
UInt16 gadgetID; // must be same as gadgetEnter
struct FormGadgetType * gadgetP; // must be same as gadgetEnter
UInt16 selector;
void * dataP;
} gadgetMisc;
} data;
} EventType;
typedef EventType *EventPtr;
// Evaluate to true if <eventP> is a pointer to a virtual character key-
// down event. We assume that the caller has already determined the event
// is a keydown. WARNING!!! This macro is only safe to use on Palm OS 3.5
// or later. With earlier versions of the OS, use TxtGlueCharIsVirtual()
// in PalmOSGlue.lib
#define EvtKeydownIsVirtual(eventP) (((eventP)->data.keyDown.modifiers & virtualKeyMask) != 0)
#ifdef REMOVE_FOR_EMULATOR
#ifdef __cplusplus
extern "C" {
#endif
//---------------------------------------------------------------------
// Event Functions
//---------------------------------------------------------------------
void EvtAddEventToQueue (const EventType *event)
SYS_TRAP(sysTrapEvtAddEventToQueue);
void EvtAddUniqueEventToQueue(const EventType *eventP, UInt32 id,
Boolean inPlace)
SYS_TRAP(sysTrapEvtAddUniqueEventToQueue);
void EvtCopyEvent (const EventType *source, EventType *dest)
SYS_TRAP(sysTrapEvtCopyEvent);
void EvtGetEvent (EventType *event, Int32 timeout)
SYS_TRAP(sysTrapEvtGetEvent);
Boolean EvtEventAvail (void)
SYS_TRAP(sysTrapEvtEventAvail);
void EvtGetPen(Int16 *pScreenX, Int16 *pScreenY, Boolean *pPenDown)
SYS_TRAP(sysTrapEvtGetPen);
#ifdef __cplusplus
}
#endif
#endif
#endif // __EVENT_H__
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