programs/winhelp/winhelp.h

   1 /*
   2  * Help Viewer
   3  *
   4  * Copyright    1996 Ulrich Schmid
   5  * Copyright    2002 Sylvain Petreolle <spetreolle@yahoo.fr>
   6  *              2002 Eric Pouech
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #define MAX_LANGUAGE_NUMBER     255
  24 #define MAX_STRING_LEN          255
  25
  26 #define INTERNAL_BORDER_WIDTH   5
  27 #define POPUP_YDISTANCE         20
  28 #define SHADOW_DX               10
  29 #define SHADOW_DY               10
  30 #define BUTTON_CX               6
  31 #define BUTTON_CY               6
  32
  33 #ifndef RC_INVOKED
  34
  35 #include <stdarg.h>
  36
  37 #include "hlpfile.h"
  38 #include "windef.h"
  39 #include "winbase.h"
  40 #include "macro.h"
  41 #include "winhelp_res.h"
  42
  43 typedef struct tagHelpLinePart
  44 {
  45     RECT      rect;
  46     enum {hlp_line_part_text, hlp_line_part_bitmap, hlp_line_part_metafile} cookie;
  47     union
  48     {
  49         struct
  50         {
  51             LPCSTR      lpsText;
  52             HFONT       hFont;
  53             COLORREF    color;
  54             WORD        wTextLen;
  55             WORD        wUnderline; /* 0 None, 1 simple, 2 double, 3 dotted */
  56         } text;
  57         struct
  58         {
  59             HBITMAP     hBitmap;
  60         } bitmap;
  61         struct
  62         {
  63             HMETAFILE   hMetaFile;
  64             INT         mm;
  65         } metafile;
  66     } u;
  67     HLPFILE_LINK*       link;
  68
  69     struct tagHelpLinePart *next;
  70 } WINHELP_LINE_PART;
  71
  72 typedef struct tagHelpLine
  73 {
  74     RECT                rect;
  75     WINHELP_LINE_PART   first_part;
  76     struct tagHelpLine* next;
  77 } WINHELP_LINE;
  78
  79 typedef struct tagHelpButton
  80 {
  81     HWND                hWnd;
  82
  83     LPCSTR              lpszID;
  84     LPCSTR              lpszName;
  85     LPCSTR              lpszMacro;
  86
  87     WPARAM              wParam;
  88
  89     RECT                rect;
  90
  91     struct tagHelpButton*next;
  92 } WINHELP_BUTTON;
  93
  94 typedef struct tagWinHelp
  95 {
  96     LPCSTR              lpszName;
  97
  98     WINHELP_BUTTON*     first_button;
  99     HLPFILE_PAGE*       page;
 100     WINHELP_LINE*       first_line;
 101
 102     HWND                hMainWnd;
 103     HWND                hButtonBoxWnd;
 104     HWND                hTextWnd;
 105     HWND                hShadowWnd;
 106     HWND                hHistoryWnd;
 107
 108     HFONT*              fonts;
 109     UINT                fonts_len;
 110
 111     HCURSOR             hArrowCur;
 112     HCURSOR             hHandCur;
 113
 114     HBRUSH              hBrush;
 115
 116     HLPFILE_WINDOWINFO* info;
 117
 118     /* FIXME: for now it's a fixed size */
 119     HLPFILE_PAGE*       history[40];
 120     unsigned            histIndex;
 121     HLPFILE_PAGE*       back[40];
 122     unsigned            backIndex;
 123
 124     struct tagWinHelp*  next;
 125 } WINHELP_WINDOW;
 126
 127 #define DC_NOMSG     0x00000000
 128 #define DC_MINMAX    0x00000001
 129 #define DC_INITTERM  0x00000002
 130 #define DC_JUMP      0x00000004
 131 #define DC_ACTIVATE  0x00000008
 132 #define DC_CALLBACKS 0x00000010
 133
 134 #define DW_NOTUSED    0
 135 #define DW_WHATMSG    1
 136 #define DW_MINMAX     2
 137 #define DW_SIZE       3
 138 #define DW_INIT       4
 139 #define DW_TERM       5
 140 #define DW_STARTJUMP  6
 141 #define DW_ENDJUMP    7
 142 #define DW_CHGFILE    8
 143 #define DW_ACTIVATE   9
 144 #define DW_CALLBACKS 10
 145
 146 typedef long (CALLBACK *WINHELP_LDLLHandler)(WORD, LONG, LONG);
 147
 148 typedef struct tagDll
 149 {
 150     HANDLE              hLib;
 151     const char*         name;
 152     WINHELP_LDLLHandler handler;
 153     DWORD               class;
 154     struct tagDll*      next;
 155 } WINHELP_DLL;
 156
 157 typedef struct
 158 {
 159     UINT                wVersion;
 160     HANDLE              hInstance;
 161     HWND                hPopupWnd;
 162     UINT                wStringTableOffset;
 163     BOOL                isBook;
 164     WINHELP_WINDOW*     active_win;
 165     WINHELP_WINDOW*     win_list;
 166     WNDPROC             button_proc;
 167     WINHELP_DLL*        dlls;
 168 } WINHELP_GLOBALS;
 169
 170 extern WINHELP_GLOBALS Globals;
 171 extern FARPROC         Callbacks[];
 172
 173 BOOL WINHELP_CreateHelpWindowByHash(HLPFILE*, LONG, HLPFILE_WINDOWINFO*, int);
 174 BOOL WINHELP_CreateHelpWindowByMap(HLPFILE*, LONG, HLPFILE_WINDOWINFO*, int);
 175 BOOL WINHELP_CreateHelpWindow(HLPFILE_PAGE*, HLPFILE_WINDOWINFO*, int);
 176 BOOL WINHELP_GetOpenFileName(LPSTR, int);
 177 INT  WINHELP_MessageBoxIDS(UINT, UINT, WORD);
 178 INT  WINHELP_MessageBoxIDS_s(UINT, LPCSTR, UINT, WORD);
 179 HLPFILE* WINHELP_LookupHelpFile(LPCSTR lpszFile);
 180 HLPFILE_WINDOWINFO* WINHELP_GetWindowInfo(HLPFILE* hlpfile, LPCSTR name);
 181
 182 extern const char MAIN_WIN_CLASS_NAME[];
 183 extern const char BUTTON_BOX_WIN_CLASS_NAME[];
 184 extern const char TEXT_WIN_CLASS_NAME[];
 185 extern const char SHADOW_WIN_CLASS_NAME[];
 186 extern const char HISTORY_WIN_CLASS_NAME[];
 187 extern const char STRING_BUTTON[];
 188 extern const char STRING_MENU_Xx[];
 189 extern const char STRING_DIALOG_TEST[];
 190 #endif
 191
 192 /* Buttons */
 193 #define WH_FIRST_BUTTON     500