// ===========================================================================
//	UAMDLOGUtils.h 			© 1997 Microsoft Corp. All rights reserved.
// ===========================================================================

#pragma once

#define	textMargin			2

#define	Abs(x)				((x) < 0 ? -(x) : (x))

#define	HiShort(longNum)	(short)(((longNum) >> 16) & 0xFFFF)
#define	LoShort(longNum)	(short)((longNum) & 0xFFFF)

#define	Max(x, y)			((x) > (y) ? (x) : (y))
#define	Min(x, y)			((x) < (y) ? (x) : (y))

#define UAM_DLOG(d)			(*((UAMDialogRecP)d))

#define kMaxGatedItems		3
#define kMaxBulletItems		3

#define kPasswordBulletText	'*'

//
//These item defines are needed because we can't navigate a list
//box using arrow keys because we can't call LGetSelect from a
//completion or callback routine.
//

#define DITEM_ListNavigationKey	20000
#define DITEM_ListMoveToKey		20001


#define UAMKey_Home		0x01
#define UAMKey_Enter	0x03
#define UAMKey_End		0x04
#define UAMKey_PageUp	0x0B
#define UAMKey_PageDown	0x0C
#define UAMKey_BackDel	0x08
#define UAMKey_Tab		0x09
#define UAMKey_Escape	0x1b
#define UAMKey_Left		0x1c
#define UAMKey_Right	0x1d
#define UAMKey_Up		0x1e
#define UAMKey_Down		0x1f
#define UAMKey_Return	0x0d
#define UAMKey_Space	0x20
#define UAMKey_FwdDel	0x7f
#define UAMKey_Period	'.'

//
//Struct needed for maintaining gated dialog items.
//

typedef struct {
	short	controlID;
	short	textID;
	short	state;
}GatedItems;

//
//Struct needed to maintain bullet edit fields.
//

typedef struct {
	short		editID;
	short		maxLength;
	TEHandle	hTE;
}BulletEditRec;

//
//This is the main struct. It is made part of the actual dialog record and holds
//key private information for us to maintain a dialog which is capable of displaying
//several custom items such as lists, scrolling text, bullet edit fields, etc.
//

typedef struct {
	//
	//This is the standard dialog recrod, it must be first in our rec.
	//
	
	DialogRecord		standardDialog;
	
	//
	//The following is used for scrolling text fields within a dialog.
	//
	
	Boolean				hasScrollBar;
	TEHandle			dialogTE;
	Rect				dialogTERect;
	ControlHandle		scrollBar;
	short				deltaV;
	short				vOffset;
	ControlActionUPP	scrollActionProc;
	
	//
	//These are private items needed to maintain a list box in a dialog.
	//
	
	Boolean				hasList;
	short				listID;
	Boolean				doubleClick;
	ListHandle			dialogList;
	Rect				listRect;
	Rect				dataBounds;
	Point				cSize;
	Cell				lastCell;
	short				listFont;
	short				listSize;
	Boolean				listHasScrollBar;
	short				lastKeyCode;
	unsigned long		lastKeyTime;
	long				modifiers;
	
	//
	//Fields for various other tasks with our dialog.
	//
	
	Boolean				supportCmdKeys;					//Support edit command keys?
	ModalFilterUPP		customFilter;					//Custom filter provided by user
	GatedItems			gateItems[kMaxGatedItems];		//All gated controls
	BulletEditRec		bulletItems[kMaxBulletItems];	//All bullet fields
} UAMDialogRec, *UAMDialogRecP;


Rect				UAM_GetScreenBounds		( void );
void				UAM_DisposeDialog		( DialogPtr );
ControlHandle 		UAM_GetCHandle			( DialogPtr, short );
Rect				UAM_GetItemRect			( DialogPtr, short );
void				UAM_ToggleControl		( DialogPtr, short );
void 				UAM_GetText				( DialogPtr, short, Str255 * );
void 				UAM_SetText				( DialogPtr, short, Str255 );
void 				UAM_HiliteItem			( DialogPtr, short, short );
Boolean				UAM_IsActive			( DialogPtr, short );
short				UAM_GetCValue			( DialogPtr, short );
void				UAM_SetCValue			( DialogPtr, short, short );
void				UAM_PositionDialog		( ResType, short );
short 				UAM_GetItemType			( DialogPtr, short );
DialogPtr			UAM_NewDialog			( short, Boolean );
void				UAM_Update				( DialogPtr );
pascal Boolean 		UAM_DialogFilter		( DialogPtr, EventRecord *, short * );
void				UAM_CheckGatedControls	( DialogPtr );
pascal void			UAM_FrameItem			( DialogPtr, short );
Rect				UAM_GetDRect			( short );
void				UAM_SetUpUserItem		( DialogPtr, short, UserItemUPP, short );
void				UAM_GateControl			( DialogPtr, short, short );
void				UAM_StopGate			( DialogPtr, short );
void				UAM_SetBulletItem		( DialogPtr, short, short );
void				UAM_SetBulletText		( DialogPtr , short , Str255 );
void 				UAM_ClearBulletText		(DialogPtr inDialog, short item);
Boolean				UAM_ProcessKeydown		( DialogPtr, EventRecord *, short * );
void				UAM_GetBulletBuffer		( DialogPtr, short, StringPtr );
void				UAM_SupportCmdKeys		( DialogPtr, Boolean );
void				UAM_SetCustomFilterProc	( DialogPtr, ModalFilterUPP );