/****************************************************************************
*                                                                           *
* HtmlHelp.h                                                                *
*                                                                           *
* Copyright (c) 1996-1997, Microsoft Corp. All rights reserved.             *
*                                                                           *
****************************************************************************/

#if _MSC_VER > 1000
#pragma once
#endif

#ifndef __HTMLHELP_H__
#define __HTMLHELP_H__

#ifdef __cplusplus
extern "C" {
#endif  // __cplusplus

// Commands to pass to HtmlHelp()

#define HH_DISPLAY_TOPIC        0x0000
#define HH_HELP_FINDER          0x0000  // WinHelp equivalent
#define HH_DISPLAY_TOC          0x0001  // not currently implemented
#define HH_DISPLAY_INDEX        0x0002  // not currently implemented
#define HH_DISPLAY_SEARCH       0x0003  // not currently implemented
#define HH_SET_WIN_TYPE         0x0004
#define HH_GET_WIN_TYPE         0x0005
#define HH_GET_WIN_HANDLE       0x0006
#define HH_ENUM_INFO_TYPE       0x0007  // Get Info type name, call repeatedly to enumerate, -1 at end
#define HH_SET_INFO_TYPE        0x0008  // Add Info type to filter.
#define HH_SYNC                 0x0009
#define HH_ADD_NAV_UI           0x000A  // not currently implemented
#define HH_ADD_BUTTON           0x000B  // not currently implemented
#define HH_GETBROWSER_APP       0x000C  // not currently implemented
#define HH_KEYWORD_LOOKUP       0x000D
#define HH_DISPLAY_TEXT_POPUP   0x000E  // display string resource id or text in a popup window
#define HH_HELP_CONTEXT         0x000F  // display mapped numeric value in dwData
#define HH_TP_HELP_CONTEXTMENU  0x0010  // text popup help, same as WinHelp HELP_CONTEXTMENU
#define HH_TP_HELP_WM_HELP      0x0011  // text popup help, same as WinHelp HELP_WM_HELP
#define HH_CLOSE_ALL            0x0012  // close all windows opened directly or indirectly by the caller
#define HH_ALINK_LOOKUP         0x0013  // ALink version of HH_KEYWORD_LOOKUP
#define HH_GET_LAST_ERROR       0x0014  // not currently implemented // See HHERROR.h
#define HH_ENUM_CATEGORY        0x0015	// Get category name, call repeatedly to enumerate, -1 at end
#define HH_ENUM_CATEGORY_IT     0x0016  // Get category info type members, call repeatedly to enumerate, -1 at end
#define HH_RESET_IT_FILTER      0x0017  // Clear the info type filter of all info types.
#define HH_SET_INCLUSIVE_FILTER 0x0018  // set inclusive filtering method for untyped topics to be included in display
#define HH_SET_EXCLUSIVE_FILTER 0x0019  // set exclusive filtering method for untyped topics to be excluded from display
#define HH_SET_GUID             0x001A  // For Microsoft Installer -- dwData is a pointer to the GUID string

#define HH_INTERNAL             0x00FF  // Used internally.

#define HHWIN_PROP_ONTOP            (1 << 1)    // Top-most window (not currently implemented)
#define HHWIN_PROP_NOTITLEBAR       (1 << 2)    // no title bar
#define HHWIN_PROP_NODEF_STYLES     (1 << 3)    // no default window styles (only HH_WINTYPE.dwStyles)
#define HHWIN_PROP_NODEF_EXSTYLES   (1 << 4)    // no default extended window styles (only HH_WINTYPE.dwExStyles)
#define HHWIN_PROP_TRI_PANE         (1 << 5)    // use a tri-pane window
#define HHWIN_PROP_NOTB_TEXT        (1 << 6)    // no text on toolbar buttons
#define HHWIN_PROP_POST_QUIT        (1 << 7)    // post WM_QUIT message when window closes
#define HHWIN_PROP_AUTO_SYNC        (1 << 8)    // automatically ssync contents and index
#define HHWIN_PROP_TRACKING         (1 << 9)    // send tracking notification messages
#define HHWIN_PROP_TAB_SEARCH       (1 << 10)   // include search tab in navigation pane
#define HHWIN_PROP_TAB_HISTORY      (1 << 11)   // include history tab in navigation pane
#define HHWIN_PROP_TAB_BOOKMARKS    (1 << 12)   // include bookmark tab in navigation pane
#define HHWIN_PROP_CHANGE_TITLE     (1 << 13)   // Put current HTML title in title bar
#define HHWIN_PROP_NAV_ONLY_WIN     (1 << 14)   // Only display the navigation window
#define HHWIN_PROP_NO_TOOLBAR       (1 << 15)   // Don't display a toolbar
#define HHWIN_PROP_MENU             (1 << 16)   // Menu
#define HHWIN_PROP_TAB_ADVSEARCH    (1 << 17)   // Advanced FTS UI.
#define HHWIN_PROP_USER_POS         (1 << 18)   // After initial creation, user controls window size/position

#define HHWIN_PARAM_PROPERTIES      (1 << 1)    // valid fsWinProperties
#define HHWIN_PARAM_STYLES          (1 << 2)    // valid dwStyles
#define HHWIN_PARAM_EXSTYLES        (1 << 3)    // valid dwExStyles
#define HHWIN_PARAM_RECT            (1 << 4)    // valid rcWindowPos
#define HHWIN_PARAM_NAV_WIDTH       (1 << 5)    // valid iNavWidth
#define HHWIN_PARAM_SHOWSTATE       (1 << 6)    // valid nShowState
#define HHWIN_PARAM_INFOTYPES       (1 << 7)    // valid apInfoTypes
#define HHWIN_PARAM_TB_FLAGS        (1 << 8)    // valid fsToolBarFlags
#define HHWIN_PARAM_EXPANSION       (1 << 9)    // valid fNotExpanded
#define HHWIN_PARAM_TABPOS          (1 << 10)   // valid tabpos
#define HHWIN_PARAM_TABORDER        (1 << 11)   // valid taborder
#define HHWIN_PARAM_HISTORY_COUNT   (1 << 12)   // valid cHistory
#define HHWIN_PARAM_CUR_TAB         (1 << 13)   // valid curNavType

#define HHWIN_BUTTON_EXPAND         (1 << 1)    // Expand/contract button
#define HHWIN_BUTTON_BACK           (1 << 2)    // Back button
#define HHWIN_BUTTON_FORWARD        (1 << 3)    // Forward button
#define HHWIN_BUTTON_STOP           (1 << 4)    // Stop button
#define HHWIN_BUTTON_REFRESH        (1 << 5)    // Refresh button
#define HHWIN_BUTTON_HOME           (1 << 6)    // Home button
#define HHWIN_BUTTON_BROWSE_FWD     (1 << 7)    // not implemented
#define HHWIN_BUTTON_BROWSE_BCK     (1 << 8)    // not implemented
#define HHWIN_BUTTON_NOTES          (1 << 9)    // not implemented
#define HHWIN_BUTTON_CONTENTS       (1 << 10)   // not implemented
#define HHWIN_BUTTON_SYNC           (1 << 11)   // Sync button
#define HHWIN_BUTTON_OPTIONS        (1 << 12)   // Options button
#define HHWIN_BUTTON_PRINT          (1 << 13)   // Print button
#define HHWIN_BUTTON_INDEX          (1 << 14)   // not implemented
#define HHWIN_BUTTON_SEARCH         (1 << 15)   // not implemented
#define HHWIN_BUTTON_HISTORY        (1 << 16)   // not implemented
#define HHWIN_BUTTON_BOOKMARKS      (1 << 17)   // not implemented
#define HHWIN_BUTTON_JUMP1          (1 << 18)
#define HHWIN_BUTTON_JUMP2          (1 << 19)
#define HHWIN_BUTTON_ZOOM           (1 << 20)
#define HHWIN_BUTTON_TOC_NEXT       (1 << 21)
#define HHWIN_BUTTON_TOC_PREV       (1 << 22)

#define HHWIN_DEF_BUTTONS           \
            (HHWIN_BUTTON_EXPAND |  \
             HHWIN_BUTTON_BACK |    \
             HHWIN_BUTTON_OPTIONS | \
             HHWIN_BUTTON_PRINT)

// Button IDs

#define IDTB_EXPAND             200
#define IDTB_CONTRACT           201
#define IDTB_STOP               202
#define IDTB_REFRESH            203
#define IDTB_BACK               204
#define IDTB_HOME               205
#define IDTB_SYNC               206
#define IDTB_PRINT              207
#define IDTB_OPTIONS            208
#define IDTB_FORWARD            209
#define IDTB_NOTES              210 // not implemented
#define IDTB_BROWSE_FWD         211
#define IDTB_BROWSE_BACK        212
#define IDTB_CONTENTS           213 // not implemented
#define IDTB_INDEX              214 // not implemented
#define IDTB_SEARCH             215 // not implemented
#define IDTB_HISTORY            216 // not implemented
#define IDTB_BOOKMARKS          217 // not implemented
#define IDTB_JUMP1              218
#define IDTB_JUMP2              219
#define IDTB_CUSTOMIZE          221
#define IDTB_ZOOM               222
#define IDTB_TOC_NEXT           223
#define IDTB_TOC_PREV           224

// Notification codes

#define HHN_FIRST       (0U-860U)
#define HHN_LAST        (0U-879U)

#define HHN_NAVCOMPLETE   (HHN_FIRST-0)
#define HHN_TRACK         (HHN_FIRST-1)
#define HHN_WINDOW_CREATE (HHN_FIRST-2)

typedef struct tagHHN_NOTIFY
{
    NMHDR   hdr;
    PCSTR   pszUrl; // Multi-byte, null-terminated string
} HHN_NOTIFY;

typedef struct tagHH_POPUP
{
    int       cbStruct;      // sizeof this structure
    HINSTANCE hinst;         // instance handle for string resource
    UINT      idString;      // string resource id, or text id if pszFile is specified in HtmlHelp call
    LPCTSTR   pszText;       // used if idString is zero
    POINT     pt;            // top center of popup window
    COLORREF  clrForeground; // use -1 for default
    COLORREF  clrBackground; // use -1 for default
    RECT      rcMargins;     // amount of space between edges of window and text, -1 for each member to ignore
    LPCTSTR   pszFont;       // facename, point size, char set, BOLD ITALIC UNDERLINE
} HH_POPUP;

typedef struct tagHH_AKLINK
{
    int       cbStruct;     // sizeof this structure
    BOOL      fReserved;    // must be FALSE (really!)
    LPCTSTR   pszKeywords;  // semi-colon separated keywords
    LPCTSTR   pszUrl;       // URL to jump to if no keywords found (may be NULL)
    LPCTSTR   pszMsgText;   // Message text to display in MessageBox if pszUrl is NULL and no keyword match
    LPCTSTR   pszMsgTitle;  // Message text to display in MessageBox if pszUrl is NULL and no keyword match
    LPCTSTR   pszWindow;    // Window to display URL in
    BOOL      fIndexOnFail; // Displays index if keyword lookup fails.
} HH_AKLINK;

enum {
    HHWIN_NAVTYPE_TOC,
    HHWIN_NAVTYPE_INDEX,
    HHWIN_NAVTYPE_SEARCH,
    HHWIN_NAVTYPE_BOOKMARKS,