winhelp: Simplify most of the helpers dealing with window creation.
[wine] / 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
95 {
96     HLPFILE_PAGE*       page;
97     HLPFILE_WINDOWINFO* wininfo;
98     ULONG               relative;
99 } WINHELP_WNDPAGE;
100
101 typedef struct tagPageSet
102 {
103     /* FIXME: for now it's a fixed size */
104     WINHELP_WNDPAGE     set[40];
105     unsigned            index;
106 } WINHELP_PAGESET;
107
108 typedef struct tagWinHelp
109 {
110     LPCSTR              lpszName;
111
112     WINHELP_BUTTON*     first_button;
113     HLPFILE_PAGE*       page;
114     WINHELP_LINE*       first_line;
115
116     HWND                hMainWnd;
117     HWND                hShadowWnd;
118     HWND                hHistoryWnd;
119
120     HFONT*              fonts;
121     UINT                fonts_len;
122
123     HCURSOR             hArrowCur;
124     HCURSOR             hHandCur;
125
126     HBRUSH              hBrush;
127
128     HLPFILE_WINDOWINFO* info;
129
130     WINHELP_PAGESET     back;
131
132     struct tagWinHelp*  next;
133 } WINHELP_WINDOW;
134
135 #define DC_NOMSG     0x00000000
136 #define DC_MINMAX    0x00000001
137 #define DC_INITTERM  0x00000002
138 #define DC_JUMP      0x00000004
139 #define DC_ACTIVATE  0x00000008
140 #define DC_CALLBACKS 0x00000010
141
142 #define DW_NOTUSED    0
143 #define DW_WHATMSG    1
144 #define DW_MINMAX     2
145 #define DW_SIZE       3
146 #define DW_INIT       4
147 #define DW_TERM       5
148 #define DW_STARTJUMP  6
149 #define DW_ENDJUMP    7
150 #define DW_CHGFILE    8
151 #define DW_ACTIVATE   9
152 #define DW_CALLBACKS 10
153
154 typedef long (CALLBACK *WINHELP_LDLLHandler)(WORD, LONG, LONG);
155
156 typedef struct tagDll
157 {
158     HANDLE              hLib;
159     const char*         name;
160     WINHELP_LDLLHandler handler;
161     DWORD               class;
162     struct tagDll*      next;
163 } WINHELP_DLL;
164
165 typedef struct
166 {
167     UINT                wVersion;
168     HANDLE              hInstance;
169     HWND                hPopupWnd;
170     BOOL                isBook;
171     WINHELP_WINDOW*     active_win;
172     WINHELP_WINDOW*     win_list;
173     WNDPROC             button_proc;
174     WINHELP_DLL*        dlls;
175     WINHELP_PAGESET     history;
176 } WINHELP_GLOBALS;
177
178 extern WINHELP_GLOBALS Globals;
179 extern FARPROC         Callbacks[];
180
181 BOOL WINHELP_CreateHelpWindow(WINHELP_WNDPAGE*, int, BOOL);
182 BOOL WINHELP_OpenHelpWindow(HLPFILE_PAGE* (*)(HLPFILE*, LONG, ULONG*),
183                             HLPFILE*, LONG, HLPFILE_WINDOWINFO*, int);
184 BOOL WINHELP_GetOpenFileName(LPSTR, int);
185 BOOL WINHELP_CreateIndexWindow(void);
186 void WINHELP_DeleteBackSet(WINHELP_WINDOW*);
187 INT  WINHELP_MessageBoxIDS_s(UINT, LPCSTR, UINT, WORD);
188 HLPFILE* WINHELP_LookupHelpFile(LPCSTR lpszFile);
189 HLPFILE_WINDOWINFO* WINHELP_GetWindowInfo(HLPFILE* hlpfile, LPCSTR name);
190 void WINHELP_LayoutMainWindow(WINHELP_WINDOW* win);
191
192 extern const char MAIN_WIN_CLASS_NAME[];
193 extern const char BUTTON_BOX_WIN_CLASS_NAME[];
194 extern const char TEXT_WIN_CLASS_NAME[];
195 extern const char SHADOW_WIN_CLASS_NAME[];
196 extern const char HISTORY_WIN_CLASS_NAME[];
197 extern const char STRING_BUTTON[];
198 extern const char STRING_MENU_Xx[];
199 extern const char STRING_DIALOG_TEST[];
200 #endif
201
202 /* Buttons */
203 #define WH_FIRST_BUTTON     500