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/*
* $XConsortium: HandP.h,v 1.9 91/07/26 15:21:49 keith Exp $
*/
/*
* HandP.h - Private definitions for Hand widget
*/
#ifndef _XtHandP_h
#define _XtHandP_h
#include <stdlib.h>
#include "Hand.h"
#include <Xkw/KSimpleP.h>
#include <Xkw/list.h>
/***********************************************************************
*
* Hand Widget Private Data
*
***********************************************************************/
/************************************
*
* Class structure
*
***********************************/
/*
* New fields for the Hand widget class record
*/
typedef struct _HandClass {
Boolean (*card_is_empty)(Widget gw, XtPointer private);
} HandClassPart;
/*
* Full class record declaration
*/
typedef struct _HandClassRec {
CoreClassPart core_class;
SimpleClassPart simple_class;
KSimpleClassPart ksimple_class;
HandClassPart hand_class;
} HandClassRec;
extern HandClassRec handClassRec;
/***************************************
*
* Instance (widget) structure
*
**************************************/
/*
* New fields for the Hand widget record
*/
#define New(t) (t *) malloc(sizeof (t))
#define Dispose(p) free((char *) p)
#define Some(t,n) (t*) malloc(sizeof(t) * n)
#define More(p,t,n) ((p)? (t *) realloc((char *) p, sizeof(t)*n):Some(t,n)
typedef enum { ClipUnclipped, ClipPartclipped, ClipAllclipped } HandClip;
typedef enum {
ActionExpand,
ActionStart,
ActionDrag,
ActionStop,
} Action;
typedef struct _HandCard {
struct xkw_list list;
XtPointer private;
int x, y;
int row, col;
int offset;
Boolean shown;
Boolean hidden;
} CardRec, *CardPtr;
void
HandShowAllCards (Widget gw);
void
HandHideCard (Widget gw, CardPtr c);
Bool
HandCardInRegion (HandWidget w, CardPtr card, Region region);
void
HandCardRectangle(HandWidget w, CardPtr card, XRectangle *c);
void
HandDrag(HandInputPtr input, Action action);
typedef struct {
/*
* Resource specifiable values
*/
Dimension card_width; /* area occupied by card */
Dimension card_height; /* */
Dimension internal_border; /* space around entire hand */
Dimension num_cols; /* number of columns */
Dimension num_rows; /* number of rows */
Dimension col_offset; /* distance to space columns apart */
Dimension row_offset; /* distance to space rows apart */
Position display_x; /* inside display rectangle, */
Position display_y; /* the display func will fill */
Dimension display_width; /* the entire space. Used to */
Dimension display_height; /* optimize redisplay */
Boolean cols_hint; /* number of columns is only a hint */
Boolean rows_hint; /* number of rows is only a hint */
Boolean row_insert; /* when inserting cards, those on */
Boolean col_insert; /* top get moved down/right */
Boolean immediate_update; /* redisplay after every edit */
Boolean row_major; /* stack cards in cols */
Boolean force_erase; /* erase stack even if card replaces */
XtCallbackList display_callback; /* func to display cards */
XtCallbackList input_callback; /* func called on button press */
HandSelect select; /* what cards to select for drag */
/* List of cards could be changed by resource, but easier by func */
struct xkw_list cards;
Region damage; /* Damage caused by card changes */
Dimension real_col_offset; /* when widget gets reshaped, */
Dimension real_row_offset; /* the offset values are adjusted */
XtWorkProcId update_proc;
XtIntervalId erase_proc;
} HandPart;
/*
* Full widget declaration
*/
typedef struct _HandRec {
CorePart core;
SimplePart simple;
KSimplePart ksimple;
HandPart hand;
} HandRec;
#endif /* _XtHandP_h */
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