eudora-mac/Include/tabmania.h

/* Copyright (c) 2017, Computer History Museum 
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NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE 
COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
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DAMAGE. */

#ifndef TABGEOMETRY_H
#define TABGEOMETRY_H

#define	kTabTypeWildCard	'****'
#define	kNoTabObjectFocus	(-1)

// Focus constants for tab controls
typedef enum {
	focusTabControlDirect,
	focusTabControlAdvance,
	focusTabControlReverse	
} TabFocusType;


//
//		This is cool stuff.  Cooler once I have time to explain how it works.
//

enum {
	kUndefinedTabObject		= -1,
	kTabObject						= -1,
	kUseOneLineHeight			= -1,
	kUseTwoLineHeight			= -2,
	kUseThreeLineHeight		= -3,
	kUseFourLineHeight		= -4,
	kUndefinedCoordinate	= -1
};

typedef enum {
	fieldObject							= 1,
	controlObject,
	controlResourceObject,
	pictureObject,
	invalidObect						= 0xFFFF			// Exists only to force the size to a short
} TabObjectType;

typedef enum {
	objectFlagNone					= 0x00000000,
	objectFlagAcceptsFocus	= 0x00000001,
	objectFlagExportable		= 0x00000002,
	objectFlagAll						= 0xFFFFFFFF
} ObjectFlagsType;

typedef enum {
	left = 1,
	top,
	right,
	bottom,
	height,
	width,
	horizontal,
	vertical
} CoordinateType;

//
//	RelativeToType
//
//	Values between 0 - 100 represent a percentage of width or height

typedef enum {
	relToNothing		= 0xFFFF,				// We don't really care -- forces sizeof to be a short
	relToLeft				= 1,						// Position relative to the left edge of another object
	relToTop				= 2,						// Position relative to the right edge of another object
	relToRight			= 3,						// Position relative to the top of another object
	relToBottom			= 4,						// Position relative to the bottom of another object
	relToHorzCenter	= 5,						// Position relative to the horizontal center of another object
	relToVertCenter	= 6,						// Position relative to the vertical center of another object
	relToWidth			= 7,						// Position relative to the width of another object (Delta contains relative percentage)
	relToHeight			= 8							// Position relative to the height of another object (Delta contains relative percentage)
} RelativeToType;

typedef enum {
	rfNone						= 0x00000000,
	rfDefaultMargin		= 0x00000001,		// Use the default margin as the delta
	rfNegativeMargin	= 0x00000002,		// The default margin is in the negative direction
	rfPETEPart				= 0x00000004,		// Relative to the PETE part of a label field
	rfLabelPart				= 0x00000008,		// Relative to the label part of a label field
	rAllRelativeFlags	= 0xFFFFFFFF		// Forces sizeof to a long
} RelativeFlagsType;

typedef enum {
	alignNothing	= 0xFFFF,				// We don't really care