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wine/programs/winhlp32/winhelp.c
Kirill K. Smirnov 520ab5c261 winhlp32: Clear richedit area before setting text.
2008-08-05 14:09:38 +02:00

1733 lines
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/*
* Help Viewer
*
* Copyright 1996 Ulrich Schmid <uschmid@mail.hh.provi.de>
* 2002 Sylvain Petreolle <spetreolle@yahoo.fr>
* 2002, 2008 Eric Pouech <eric.pouech@wanadoo.fr>
* 2004 Ken Belleau <jamez@ivic.qc.ca>
* 2008 Kirill K. Smirnov <lich@math.spbu.ru>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <stdlib.h>
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "commdlg.h"
#include "winhelp.h"
#include "winhelp_res.h"
#include "shellapi.h"
#include "richedit.h"
#include "commctrl.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(winhelp);
static BOOL WINHELP_RegisterWinClasses(void);
static LRESULT CALLBACK WINHELP_MainWndProc(HWND, UINT, WPARAM, LPARAM);
static LRESULT CALLBACK WINHELP_ButtonBoxWndProc(HWND, UINT, WPARAM, LPARAM);
static LRESULT CALLBACK WINHELP_ButtonWndProc(HWND, UINT, WPARAM, LPARAM);
static LRESULT CALLBACK WINHELP_HistoryWndProc(HWND, UINT, WPARAM, LPARAM);
static LRESULT CALLBACK WINHELP_ShadowWndProc(HWND, UINT, WPARAM, LPARAM);
static BOOL WINHELP_CheckPopup(HWND, UINT, WPARAM, LPARAM, LRESULT*);
static void WINHELP_InitFonts(HWND hWnd);
static void WINHELP_DeleteWindow(WINHELP_WINDOW*);
static void WINHELP_DeleteButtons(WINHELP_WINDOW*);
static void WINHELP_SetupText(HWND hWnd, WINHELP_WINDOW *win, ULONG relative);
static void WINHELP_DeletePageLinks(HLPFILE_PAGE* page);
WINHELP_GLOBALS Globals = {3, NULL, TRUE, NULL, NULL, NULL, NULL, NULL, {{{NULL,NULL}},0}, NULL};
#define CTL_ID_BUTTON 0x700
#define CTL_ID_TEXT 0x701
/***********************************************************************
*
* WINHELP_GetOpenFileName
*/
BOOL WINHELP_GetOpenFileName(LPSTR lpszFile, int len)
{
OPENFILENAME openfilename;
CHAR szDir[MAX_PATH];
CHAR szzFilter[2 * MAX_STRING_LEN + 100];
LPSTR p = szzFilter;
WINE_TRACE("()\n");
LoadString(Globals.hInstance, STID_HELP_FILES_HLP, p, MAX_STRING_LEN);
p += strlen(p) + 1;
lstrcpy(p, "*.hlp");
p += strlen(p) + 1;
LoadString(Globals.hInstance, STID_ALL_FILES, p, MAX_STRING_LEN);
p += strlen(p) + 1;
lstrcpy(p, "*.*");
p += strlen(p) + 1;
*p = '\0';
GetCurrentDirectory(sizeof(szDir), szDir);
lpszFile[0]='\0';
openfilename.lStructSize = sizeof(OPENFILENAME);
openfilename.hwndOwner = NULL;
openfilename.hInstance = Globals.hInstance;
openfilename.lpstrFilter = szzFilter;
openfilename.lpstrCustomFilter = 0;
openfilename.nMaxCustFilter = 0;
openfilename.nFilterIndex = 1;
openfilename.lpstrFile = lpszFile;
openfilename.nMaxFile = len;
openfilename.lpstrFileTitle = 0;
openfilename.nMaxFileTitle = 0;
openfilename.lpstrInitialDir = szDir;
openfilename.lpstrTitle = 0;
openfilename.Flags = 0;
openfilename.nFileOffset = 0;
openfilename.nFileExtension = 0;
openfilename.lpstrDefExt = 0;
openfilename.lCustData = 0;
openfilename.lpfnHook = 0;
openfilename.lpTemplateName = 0;
return GetOpenFileName(&openfilename);
}
static char* WINHELP_GetCaption(WINHELP_WNDPAGE* wpage)
{
if (wpage->wininfo->caption[0]) return wpage->wininfo->caption;
return wpage->page->file->lpszTitle;
}
/***********************************************************************
*
* WINHELP_LookupHelpFile
*/
HLPFILE* WINHELP_LookupHelpFile(LPCSTR lpszFile)
{
HLPFILE* hlpfile;
char szFullName[MAX_PATH];
char szAddPath[MAX_PATH];
char *p;
/*
* NOTE: This is needed by popup windows only.
* In other cases it's not needed but does not hurt though.
*/
if (Globals.active_win && Globals.active_win->page && Globals.active_win->page->file)
{
strcpy(szAddPath, Globals.active_win->page->file->lpszPath);
p = strrchr(szAddPath, '\\');
if (p) *p = 0;
}
/*
* FIXME: Should we swap conditions?
*/
if (!SearchPath(NULL, lpszFile, ".hlp", MAX_PATH, szFullName, NULL) &&
!SearchPath(szAddPath, lpszFile, ".hlp", MAX_PATH, szFullName, NULL))
{
if (WINHELP_MessageBoxIDS_s(STID_FILE_NOT_FOUND_s, lpszFile, STID_WHERROR,
MB_YESNO|MB_ICONQUESTION) != IDYES)
return NULL;
if (!WINHELP_GetOpenFileName(szFullName, MAX_PATH))
return NULL;
}
hlpfile = HLPFILE_ReadHlpFile(szFullName);
if (!hlpfile)
WINHELP_MessageBoxIDS_s(STID_HLPFILE_ERROR_s, lpszFile,
STID_WHERROR, MB_OK|MB_ICONSTOP);
return hlpfile;
}
/******************************************************************
* WINHELP_GetWindowInfo
*
*
*/
HLPFILE_WINDOWINFO* WINHELP_GetWindowInfo(HLPFILE* hlpfile, LPCSTR name)
{
static HLPFILE_WINDOWINFO mwi;
unsigned int i;
if (!name || !name[0])
name = Globals.active_win->lpszName;
if (hlpfile)
for (i = 0; i < hlpfile->numWindows; i++)
if (!strcmp(hlpfile->windows[i].name, name))
return &hlpfile->windows[i];
if (strcmp(name, "main") != 0)
{
WINE_FIXME("Couldn't find window info for %s\n", name);
assert(0);
return NULL;
}
if (!mwi.name[0])
{
strcpy(mwi.type, "primary");
strcpy(mwi.name, "main");
if (!LoadString(Globals.hInstance, STID_WINE_HELP,
mwi.caption, sizeof(mwi.caption)))
strcpy(mwi.caption, hlpfile->lpszTitle);
mwi.origin.x = mwi.origin.y = mwi.size.cx = mwi.size.cy = CW_USEDEFAULT;
mwi.style = SW_SHOW;
mwi.win_style = WS_OVERLAPPEDWINDOW;
mwi.sr_color = mwi.sr_color = 0xFFFFFF;
}
return &mwi;
}
/******************************************************************
* HLPFILE_GetPopupWindowInfo
*
*
*/
static HLPFILE_WINDOWINFO* WINHELP_GetPopupWindowInfo(HLPFILE* hlpfile,
WINHELP_WINDOW* parent, LPARAM mouse)
{
static HLPFILE_WINDOWINFO wi;
RECT parent_rect;
wi.type[0] = wi.name[0] = wi.caption[0] = '\0';
/* Calculate horizontal size and position of a popup window */
GetWindowRect(parent->hMainWnd, &parent_rect);
wi.size.cx = (parent_rect.right - parent_rect.left) / 2;
wi.size.cy = 10; /* need a non null value, so that border are taken into account while computing */
wi.origin.x = (short)LOWORD(mouse);
wi.origin.y = (short)HIWORD(mouse);
ClientToScreen(parent->hMainWnd, &wi.origin);
wi.origin.x -= wi.size.cx / 2;
wi.origin.x = min(wi.origin.x, GetSystemMetrics(SM_CXSCREEN) - wi.size.cx);
wi.origin.x = max(wi.origin.x, 0);
wi.style = SW_SHOW;
wi.win_style = WS_POPUP | WS_BORDER;
if (parent->page->file->has_popup_color)
wi.sr_color = parent->page->file->popup_color;
else
wi.sr_color = parent->info->sr_color;
wi.nsr_color = 0xFFFFFF;
return &wi;
}
/***********************************************************************
*
* WinMain
*/
int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
{
MSG msg;
LONG lHash = 0;
HLPFILE* hlpfile;
static CHAR default_wndname[] = "main";
LPSTR wndname = default_wndname;
WINHELP_DLL* dll;
Globals.hInstance = hInstance;
if (LoadLibrary("riched20.dll") == NULL)
return MessageBox(0, MAKEINTRESOURCE(STID_NO_RICHEDIT),
MAKEINTRESOURCE(STID_WHERROR), MB_OK);
/* Get options */
while (*cmdline && (*cmdline == ' ' || *cmdline == '-'))
{
CHAR option;
LPCSTR topic_id;
if (*cmdline++ == ' ') continue;
option = *cmdline;
if (option) cmdline++;
while (*cmdline && *cmdline == ' ') cmdline++;
switch (option)
{
case 'i':
case 'I':
topic_id = cmdline;
while (*cmdline && *cmdline != ' ') cmdline++;
if (*cmdline) *cmdline++ = '\0';
lHash = HLPFILE_Hash(topic_id);
break;
case '3':
case '4':
Globals.wVersion = option - '0';
break;
case 'x':
show = SW_HIDE;
Globals.isBook = FALSE;
break;
default:
WINE_FIXME("Unsupported cmd line: %s\n", cmdline);
break;
}
}
/* Create primary window */
if (!WINHELP_RegisterWinClasses())
{
WINE_FIXME("Couldn't register classes\n");
return 0;
}
if (*cmdline)
{
char* ptr;
if ((*cmdline == '"') && (ptr = strchr(cmdline+1, '"')))
{
cmdline++;
*ptr = '\0';
}
if ((ptr = strchr(cmdline, '>')))
{
*ptr = '\0';
wndname = ptr + 1;
}
hlpfile = WINHELP_LookupHelpFile(cmdline);
if (!hlpfile) return 0;
}
else hlpfile = NULL;
WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, lHash,
WINHELP_GetWindowInfo(hlpfile, wndname), show);
/* Message loop */
while (GetMessage(&msg, 0, 0, 0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
for (dll = Globals.dlls; dll; dll = dll->next)
{
if (dll->class & DC_INITTERM) dll->handler(DW_TERM, 0, 0);
}
return 0;
}
/***********************************************************************
*
* RegisterWinClasses
*/
static BOOL WINHELP_RegisterWinClasses(void)
{
WNDCLASS class_main, class_button_box, class_shadow, class_history;
class_main.style = CS_HREDRAW | CS_VREDRAW;
class_main.lpfnWndProc = WINHELP_MainWndProc;
class_main.cbClsExtra = 0;
class_main.cbWndExtra = sizeof(LONG);
class_main.hInstance = Globals.hInstance;
class_main.hIcon = LoadIcon(Globals.hInstance, MAKEINTRESOURCE(IDI_WINHELP));
class_main.hCursor = LoadCursor(0, IDC_ARROW);
class_main.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
class_main.lpszMenuName = 0;
class_main.lpszClassName = MAIN_WIN_CLASS_NAME;
class_button_box = class_main;
class_button_box.lpfnWndProc = WINHELP_ButtonBoxWndProc;
class_button_box.cbWndExtra = 0;
class_button_box.hbrBackground = (HBRUSH)(COLOR_BTNFACE+1);
class_button_box.lpszClassName = BUTTON_BOX_WIN_CLASS_NAME;
class_shadow = class_main;
class_shadow.lpfnWndProc = WINHELP_ShadowWndProc;
class_shadow.cbWndExtra = 0;
class_shadow.hbrBackground = (HBRUSH)(COLOR_3DDKSHADOW+1);
class_shadow.lpszClassName = SHADOW_WIN_CLASS_NAME;
class_history = class_main;
class_history.lpfnWndProc = WINHELP_HistoryWndProc;
class_history.lpszClassName = HISTORY_WIN_CLASS_NAME;
return (RegisterClass(&class_main) &&
RegisterClass(&class_button_box) &&
RegisterClass(&class_shadow) &&
RegisterClass(&class_history));
}
typedef struct
{
WORD size;
WORD command;
LONG data;
LONG reserved;
WORD ofsFilename;
WORD ofsData;
} WINHELP,*LPWINHELP;
static BOOL WINHELP_HasWorkingWindow(void)
{
if (!Globals.active_win) return FALSE;
if (Globals.active_win->next || Globals.win_list != Globals.active_win) return TRUE;
return Globals.active_win->page != NULL && Globals.active_win->page->file != NULL;
}
/******************************************************************
* WINHELP_HandleCommand
*
*
*/
static LRESULT WINHELP_HandleCommand(HWND hSrcWnd, LPARAM lParam)
{
COPYDATASTRUCT* cds = (COPYDATASTRUCT*)lParam;
WINHELP* wh;
if (cds->dwData != 0xA1DE505)
{
WINE_FIXME("Wrong magic number (%08lx)\n", cds->dwData);
return 0;
}
wh = (WINHELP*)cds->lpData;
if (wh)
{
char* ptr = (wh->ofsFilename) ? (LPSTR)wh + wh->ofsFilename : NULL;
WINE_TRACE("Got[%u]: cmd=%u data=%08x fn=%s\n",
wh->size, wh->command, wh->data, ptr);
switch (wh->command)
{
case HELP_CONTEXT:
if (ptr)
{
MACRO_JumpContext(ptr, "main", wh->data);
}
if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
break;
case HELP_QUIT:
MACRO_Exit();
break;
case HELP_CONTENTS:
if (ptr)
{
MACRO_JumpContents(ptr, "main");
}
if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
break;
case HELP_HELPONHELP:
MACRO_HelpOn();
if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
break;
/* case HELP_SETINDEX: */
case HELP_SETCONTENTS:
if (ptr)
{
MACRO_SetContents(ptr, wh->data);
}
break;
case HELP_CONTEXTPOPUP:
if (ptr)
{
MACRO_PopupContext(ptr, wh->data);
}
break;
/* case HELP_FORCEFILE:*/
/* case HELP_CONTEXTMENU: */
case HELP_FINDER:
/* in fact, should be the topic dialog box */
WINE_FIXME("HELP_FINDER: stub\n");
if (ptr)
{
MACRO_JumpHash(ptr, "main", 0);
}
break;
/* case HELP_WM_HELP: */
/* case HELP_SETPOPUP_POS: */
/* case HELP_KEY: */
/* case HELP_COMMAND: */
/* case HELP_PARTIALKEY: */
/* case HELP_MULTIKEY: */
/* case HELP_SETWINPOS: */
default:
WINE_FIXME("Unhandled command (%x) for remote winhelp control\n", wh->command);
break;
}
}
/* Always return success for now */
return 1;
}
void WINHELP_LayoutMainWindow(WINHELP_WINDOW* win)
{
RECT rect, button_box_rect;
INT text_top = 0;
HWND hButtonBoxWnd = GetDlgItem(win->hMainWnd, CTL_ID_BUTTON);
HWND hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
GetClientRect(win->hMainWnd, &rect);
/* Update button box and text Window */
SetWindowPos(hButtonBoxWnd, HWND_TOP,
rect.left, rect.top,
rect.right - rect.left,
rect.bottom - rect.top, 0);
if (GetWindowRect(hButtonBoxWnd, &button_box_rect))
text_top = rect.top + button_box_rect.bottom - button_box_rect.top;
SetWindowPos(hTextWnd, HWND_TOP,
rect.left, text_top,
rect.right - rect.left,
rect.bottom - text_top, 0);
}
static void WINHELP_RememberPage(WINHELP_WINDOW* win, WINHELP_WNDPAGE* wpage)
{
unsigned num;
if (!Globals.history.index || Globals.history.set[0].page != wpage->page)
{
num = sizeof(Globals.history.set) / sizeof(Globals.history.set[0]);
/* we're full, remove latest entry */
if (Globals.history.index == num)
{
HLPFILE_FreeHlpFile(Globals.history.set[num - 1].page->file);
Globals.history.index--;
}
memmove(&Globals.history.set[1], &Globals.history.set[0],
Globals.history.index * sizeof(Globals.history.set[0]));
Globals.history.set[0] = *wpage;
Globals.history.index++;
wpage->page->file->wRefCount++;
}
if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE);
num = sizeof(win->back.set) / sizeof(win->back.set[0]);
if (win->back.index == num)
{
/* we're full, remove latest entry */
HLPFILE_FreeHlpFile(win->back.set[0].page->file);
memmove(&win->back.set[0], &win->back.set[1],
(num - 1) * sizeof(win->back.set[0]));
win->back.index--;
}
win->back.set[win->back.index++] = *wpage;
wpage->page->file->wRefCount++;
}
/***********************************************************************
*
* WINHELP_CreateHelpWindow
*/
BOOL WINHELP_CreateHelpWindow(WINHELP_WNDPAGE* wpage, int nCmdShow, BOOL remember)
{
WINHELP_WINDOW* win = NULL;
BOOL bPrimary, bPopup, bReUsed = FALSE;
LPSTR name;
HICON hIcon;
HWND hTextWnd = NULL;
bPrimary = !lstrcmpi(wpage->wininfo->name, "main");
bPopup = !bPrimary && (wpage->wininfo->win_style & WS_POPUP);
if (!bPopup)
{
for (win = Globals.win_list; win; win = win->next)
{
if (!lstrcmpi(win->lpszName, wpage->wininfo->name))
{
POINT pt = {0, 0};
SIZE sz = {0, 0};
DWORD flags = SWP_NOSIZE | SWP_NOMOVE;
WINHELP_DeleteButtons(win);
bReUsed = TRUE;
SetWindowText(win->hMainWnd, WINHELP_GetCaption(wpage));
if (wpage->wininfo->origin.x != CW_USEDEFAULT &&
wpage->wininfo->origin.y != CW_USEDEFAULT)
{
pt = wpage->wininfo->origin;
flags &= ~SWP_NOSIZE;
}
if (wpage->wininfo->size.cx != CW_USEDEFAULT &&
wpage->wininfo->size.cy != CW_USEDEFAULT)
{
sz = wpage->wininfo->size;
flags &= ~SWP_NOMOVE;
}
SetWindowPos(win->hMainWnd, HWND_TOP, pt.x, pt.y, sz.cx, sz.cy, flags);
if (wpage->page && win->page && wpage->page->file != win->page->file)
WINHELP_DeleteBackSet(win);
WINHELP_InitFonts(win->hMainWnd);
win->page = wpage->page;
win->info = wpage->wininfo;
hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
WINHELP_SetupText(hTextWnd, win, wpage->relative);
InvalidateRect(win->hMainWnd, NULL, TRUE);
if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE);
break;
}
}
}
if (!win)
{
/* Initialize WINHELP_WINDOW struct */
win = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
sizeof(WINHELP_WINDOW) + strlen(wpage->wininfo->name) + 1);
if (!win) return FALSE;
win->next = Globals.win_list;
Globals.win_list = win;
name = (char*)win + sizeof(WINHELP_WINDOW);
lstrcpy(name, wpage->wininfo->name);
win->lpszName = name;
win->hHandCur = LoadCursorW(0, (LPWSTR)IDC_HAND);
win->back.index = 0;
win->font_scale = 1;
}
win->page = wpage->page;
win->info = wpage->wininfo;
if (!bPopup && wpage->page && remember)
{
WINHELP_RememberPage(win, wpage);
}
if (bPopup)
Globals.active_popup = win;
else
Globals.active_win = win;
/* Initialize default pushbuttons */
if (bPrimary && wpage->page)
{
CHAR buffer[MAX_STRING_LEN];
LoadString(Globals.hInstance, STID_CONTENTS, buffer, sizeof(buffer));
MACRO_CreateButton("BTN_CONTENTS", buffer, "Contents()");
LoadString(Globals.hInstance, STID_INDEX, buffer, sizeof(buffer));
MACRO_CreateButton("BTN_INDEX", buffer, "Finder()");
LoadString(Globals.hInstance, STID_BACK, buffer, sizeof(buffer));
MACRO_CreateButton("BTN_BACK", buffer, "Back()");
if (win->back.index <= 1) MACRO_DisableButton("BTN_BACK");
}
if (!bReUsed)
{
win->hMainWnd = CreateWindowEx((bPopup) ? WS_EX_TOOLWINDOW : 0, MAIN_WIN_CLASS_NAME,
WINHELP_GetCaption(wpage),
bPrimary ? WS_OVERLAPPEDWINDOW : wpage->wininfo->win_style,
wpage->wininfo->origin.x, wpage->wininfo->origin.y,
wpage->wininfo->size.cx, wpage->wininfo->size.cy,
bPopup ? Globals.active_win->hMainWnd : NULL,
bPrimary ? LoadMenu(Globals.hInstance, MAKEINTRESOURCE(MAIN_MENU)) : 0,
Globals.hInstance, win);
if (!bPopup)
/* Create button box and text Window */
CreateWindow(BUTTON_BOX_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE,
0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_BUTTON, Globals.hInstance, NULL);
hTextWnd = CreateWindow(RICHEDIT_CLASS, NULL,
ES_MULTILINE | ES_READONLY | WS_CHILD | WS_HSCROLL | WS_VSCROLL | WS_VISIBLE,
0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_TEXT, Globals.hInstance, NULL);
SendMessage(hTextWnd, EM_SETEVENTMASK, 0,
SendMessage(hTextWnd, EM_GETEVENTMASK, 0, 0) | ENM_MOUSEEVENTS);
}
hIcon = (wpage->page) ? wpage->page->file->hIcon : NULL;
if (!hIcon) hIcon = LoadIcon(Globals.hInstance, MAKEINTRESOURCE(IDI_WINHELP));
SendMessage(win->hMainWnd, WM_SETICON, ICON_SMALL, (DWORD_PTR)hIcon);
/* Initialize file specific pushbuttons */
if (!(wpage->wininfo->win_style & WS_POPUP) && wpage->page)
{
HLPFILE_MACRO *macro;
for (macro = wpage->page->file->first_macro; macro; macro = macro->next)
MACRO_ExecuteMacro(macro->lpszMacro);
for (macro = wpage->page->first_macro; macro; macro = macro->next)
MACRO_ExecuteMacro(macro->lpszMacro);
}
if (bPopup)
{
DWORD mask = SendMessage(hTextWnd, EM_GETEVENTMASK, 0, 0);
RECT rect;
win->font_scale = Globals.active_win->font_scale;
WINHELP_SetupText(hTextWnd, win, wpage->relative);
/* we need the window to be shown for richedit to compute the size */
ShowWindow(win->hMainWnd, nCmdShow);
SendMessage(hTextWnd, EM_SETEVENTMASK, 0, mask | ENM_REQUESTRESIZE);
SendMessage(hTextWnd, EM_REQUESTRESIZE, 0, 0);
SendMessage(hTextWnd, EM_SETEVENTMASK, 0, mask);
GetWindowRect(win->hMainWnd, &rect);
win->hShadowWnd = CreateWindowEx(WS_EX_TOOLWINDOW, SHADOW_WIN_CLASS_NAME,
"", WS_POPUP | WS_VISIBLE,
rect.left + SHADOW_DX, rect.top + SHADOW_DY,
rect.right - rect.left,
rect.bottom - rect.top,
Globals.active_win->hMainWnd, 0,
Globals.hInstance, NULL);
SetWindowPos(win->hMainWnd, win->hShadowWnd, 0, 0, 0, 0,
SWP_NOSIZE | SWP_NOMOVE);
}
else
{
WINHELP_SetupText(hTextWnd, win, wpage->relative);
WINHELP_LayoutMainWindow(win);
ShowWindow(win->hMainWnd, nCmdShow);
}
return TRUE;
}
/******************************************************************
* WINHELP_OpenHelpWindow
* Main function to search for a page and display it in a window
*/
BOOL WINHELP_OpenHelpWindow(HLPFILE_PAGE* (*lookup)(HLPFILE*, LONG, ULONG*),
HLPFILE* hlpfile, LONG val, HLPFILE_WINDOWINFO* wi,
int nCmdShow)
{
WINHELP_WNDPAGE wpage;
wpage.page = lookup(hlpfile, val, &wpage.relative);
if (wpage.page) wpage.page->file->wRefCount++;
wpage.wininfo = wi;
return WINHELP_CreateHelpWindow(&wpage, nCmdShow, TRUE);
}
/***********************************************************************
*
* WINHELP_FindLink
*/
static HLPFILE_LINK* WINHELP_FindLink(WINHELP_WINDOW* win, LPARAM pos)
{
HLPFILE_LINK* link;
POINTL mouse_ptl, char_ptl, char_next_ptl;
DWORD cp;
if (!win->page) return NULL;
mouse_ptl.x = (short)LOWORD(pos);
mouse_ptl.y = (short)HIWORD(pos);
cp = SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_CHARFROMPOS,
0, (LPARAM)&mouse_ptl);
for (link = win->page->first_link; link; link = link->next)
{
if (link->cpMin <= cp && cp <= link->cpMax)
{
/* check whether we're at end of line */
SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_POSFROMCHAR,
(LPARAM)&char_ptl, cp);
SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_POSFROMCHAR,
(LPARAM)&char_next_ptl, cp + 1);
if (char_next_ptl.y != char_ptl.y || mouse_ptl.x >= char_next_ptl.x)
link = NULL;
break;
}
}
return link;
}
/******************************************************************
* WINHELP_HandleTextMouse
*
*/
static BOOL WINHELP_HandleTextMouse(WINHELP_WINDOW* win, UINT msg, LPARAM lParam)
{
HLPFILE* hlpfile;
HLPFILE_LINK* link;
BOOL ret = FALSE;
switch (msg)
{
case WM_MOUSEMOVE:
if (WINHELP_FindLink(win, lParam))
SetCursor(win->hHandCur);
else
SetCursor(LoadCursor(0, IDC_ARROW));
break;
case WM_LBUTTONDOWN:
if ((win->current_link = WINHELP_FindLink(win, lParam)))
ret = TRUE;
break;
case WM_LBUTTONUP:
if ((link = WINHELP_FindLink(win, lParam)) && link == win->current_link)
{
HLPFILE_WINDOWINFO* wi;
switch (link->cookie)
{
case hlp_link_link:
if ((hlpfile = WINHELP_LookupHelpFile(link->string)))
{
if (link->window == -1)
wi = win->info;
else if (link->window < hlpfile->numWindows)
wi = &hlpfile->windows[link->window];
else
{
WINE_WARN("link to window %d/%d\n", link->window, hlpfile->numWindows);
break;
}
WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, link->hash, wi, SW_NORMAL);
}
break;
case hlp_link_popup:
if ((hlpfile = WINHELP_LookupHelpFile(link->string)))
WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, link->hash,
WINHELP_GetPopupWindowInfo(hlpfile, win, lParam),
SW_NORMAL);
break;
case hlp_link_macro:
MACRO_ExecuteMacro(link->string);
break;
default:
WINE_FIXME("Unknown link cookie %d\n", link->cookie);
}
ret = TRUE;
}
win->current_link = NULL;
break;
}
return ret;
}
/***********************************************************************
*
* WINHELP_MainWndProc
*/
static LRESULT CALLBACK WINHELP_MainWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
WINHELP_WINDOW *win;
WINHELP_BUTTON *button;
RECT rect;
INT curPos, min, max, dy, keyDelta;
HWND hTextWnd;
LRESULT ret;
if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, &ret)) return ret;
switch (msg)
{
case WM_NCCREATE:
win = (WINHELP_WINDOW*) ((LPCREATESTRUCT) lParam)->lpCreateParams;
SetWindowLongPtr(hWnd, 0, (ULONG_PTR) win);
if (!win->page && Globals.isBook)
PostMessage(hWnd, WM_COMMAND, MNID_FILE_OPEN, 0);
win->hMainWnd = hWnd;
break;
case WM_WINDOWPOSCHANGED:
WINHELP_LayoutMainWindow((WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0));
break;
case WM_COMMAND:
win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
switch (wParam)
{
/* Menu FILE */
case MNID_FILE_OPEN: MACRO_FileOpen(); break;
case MNID_FILE_PRINT: MACRO_Print(); break;
case MNID_FILE_SETUP: MACRO_PrinterSetup(); break;
case MNID_FILE_EXIT: MACRO_Exit(); break;
/* Menu EDIT */
case MNID_EDIT_COPYDLG:
SendMessage(GetDlgItem(hWnd, CTL_ID_TEXT), WM_COPY, 0, 0);
break;
case MNID_EDIT_ANNOTATE:MACRO_Annotate(); break;
/* Menu Bookmark */
case MNID_BKMK_DEFINE: MACRO_BookmarkDefine(); break;
/* Menu Help */
case MNID_HELP_HELPON: MACRO_HelpOn(); break;
case MNID_HELP_HELPTOP: MACRO_HelpOnTop(); break;
case MNID_HELP_ABOUT: MACRO_About(); break;
case MNID_HELP_WINE: ShellAbout(hWnd, "WINE", "Help", 0); break;
/* Context help */
case MNID_CTXT_ANNOTATE:MACRO_Annotate(); break;
case MNID_CTXT_COPY: MACRO_CopyDialog(); break;
case MNID_CTXT_PRINT: MACRO_Print(); break;
case MNID_OPTS_HISTORY: MACRO_History(); break;
case MNID_OPTS_FONTS_SMALL:
case MNID_CTXT_FONTS_SMALL:
win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
if (win->font_scale != 0)
{
win->font_scale = 0;
WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
}
break;
case MNID_OPTS_FONTS_NORMAL:
case MNID_CTXT_FONTS_NORMAL:
win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
if (win->font_scale != 1)
{
win->font_scale = 1;
WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
}
break;
case MNID_OPTS_FONTS_LARGE:
case MNID_CTXT_FONTS_LARGE:
win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
if (win->font_scale != 2)
{
win->font_scale = 2;
WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
}
break;
case MNID_OPTS_HELP_DEFAULT:
case MNID_OPTS_HELP_VISIBLE:
case MNID_OPTS_HELP_NONVISIBLE:
case MNID_OPTS_SYSTEM_COLORS:
case MNID_CTXT_HELP_DEFAULT:
case MNID_CTXT_HELP_VISIBLE:
case MNID_CTXT_HELP_NONVISIBLE:
case MNID_CTXT_SYSTEM_COLORS:
/* FIXME: NIY */
default:
/* Buttons */
for (button = win->first_button; button; button = button->next)
if (wParam == button->wParam) break;
if (button)
MACRO_ExecuteMacro(button->lpszMacro);
else if (!HIWORD(wParam))
MessageBox(0, MAKEINTRESOURCE(STID_NOT_IMPLEMENTED),
MAKEINTRESOURCE(STID_WHERROR), MB_OK);
break;
}
break;
/* EPP case WM_DESTROY: */
/* EPP if (Globals.hPopupWnd) DestroyWindow(Globals.hPopupWnd); */
/* EPP break; */
case WM_COPYDATA:
return WINHELP_HandleCommand((HWND)wParam, lParam);
case WM_CHAR:
if (wParam == 3)
{
SendMessage(GetDlgItem(hWnd, CTL_ID_TEXT), WM_COPY, 0, 0);
return 0;
}
break;
case WM_KEYDOWN:
keyDelta = 0;
switch (wParam)
{
case VK_UP:
case VK_DOWN:
keyDelta = GetSystemMetrics(SM_CXVSCROLL);
if (wParam == VK_UP)
keyDelta = -keyDelta;
case VK_PRIOR:
case VK_NEXT:
win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
curPos = GetScrollPos(hTextWnd, SB_VERT);
GetScrollRange(hTextWnd, SB_VERT, &min, &max);
if (keyDelta == 0)
{
GetClientRect(hTextWnd, &rect);
keyDelta = (rect.bottom - rect.top) / 2;
if (wParam == VK_PRIOR)
keyDelta = -keyDelta;
}
curPos += keyDelta;
if (curPos > max)
curPos = max;
else if (curPos < min)
curPos = min;
dy = GetScrollPos(hTextWnd, SB_VERT) - curPos;
SetScrollPos(hTextWnd, SB_VERT, curPos, TRUE);
ScrollWindow(hTextWnd, 0, dy, NULL, NULL);
UpdateWindow(hTextWnd);
return 0;
case VK_ESCAPE:
MACRO_Exit();
return 0;
}
break;
case WM_NOTIFY:
if (wParam == CTL_ID_TEXT)
{
RECT rc;
switch (((NMHDR*)lParam)->code)
{
case EN_MSGFILTER:
{
const MSGFILTER* msgf = (const MSGFILTER*)lParam;
switch (msgf->msg)
{
case WM_KEYUP:
if (msgf->wParam == VK_ESCAPE) DestroyWindow(hWnd);
break;
case WM_RBUTTONDOWN:
{
HMENU hMenu;
POINT pt;
win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
hMenu = LoadMenu(Globals.hInstance, (LPSTR)CONTEXT_MENU);
switch (win->font_scale)
{
case 0:
CheckMenuItem(hMenu, MNID_CTXT_FONTS_SMALL,
MF_BYCOMMAND|MF_CHECKED);
break;
default:
WINE_FIXME("Unsupported %d\n", win->font_scale);
case 1:
CheckMenuItem(hMenu, MNID_CTXT_FONTS_NORMAL,
MF_BYCOMMAND|MF_CHECKED);
break;
case 2:
CheckMenuItem(hMenu, MNID_CTXT_FONTS_LARGE,
MF_BYCOMMAND|MF_CHECKED);
break;
}
pt.x = (int)(short)LOWORD(msgf->lParam);
pt.y = (int)(short)HIWORD(msgf->lParam);
ClientToScreen(msgf->nmhdr.hwndFrom, &pt);
TrackPopupMenu(GetSubMenu(hMenu, 0), TPM_LEFTALIGN|TPM_TOPALIGN,
pt.x, pt.y, 0, hWnd, NULL);
DestroyMenu(hMenu);
}
break;
default:
return WINHELP_HandleTextMouse((WINHELP_WINDOW*)GetWindowLongPtr(hWnd, 0),
msgf->msg, msgf->lParam);
}
}
break;
case EN_REQUESTRESIZE:
rc = ((REQRESIZE*)lParam)->rc;
win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
AdjustWindowRect(&rc, GetWindowLong(win->hMainWnd, GWL_STYLE),
FALSE);
SetWindowPos(win->hMainWnd, HWND_TOP, 0, 0,
rc.right - rc.left, rc.bottom - rc.top,
SWP_NOMOVE | SWP_NOZORDER);
WINHELP_LayoutMainWindow(win);
break;
}
}
break;
case WM_INITMENUPOPUP:
win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_SMALL,
MF_BYCOMMAND | (win->font_scale == 0) ? MF_CHECKED : 0);
CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_NORMAL,
MF_BYCOMMAND | (win->font_scale == 1) ? MF_CHECKED : 0);
CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_LARGE,
MF_BYCOMMAND | (win->font_scale == 2) ? MF_CHECKED : 0);
break;
case WM_NCDESTROY:
{
BOOL bExit;
win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
bExit = (Globals.wVersion >= 4 && !lstrcmpi(win->lpszName, "main"));
WINHELP_DeleteWindow(win);
if (bExit) MACRO_Exit();
if (!Globals.win_list)
PostQuitMessage(0);
}
break;
}
return DefWindowProc(hWnd, msg, wParam, lParam);
}
static DWORD CALLBACK WINHELP_RtfStreamIn(DWORD_PTR cookie, BYTE* buff,
LONG cb, LONG* pcb)
{
struct RtfData* rd = (struct RtfData*)cookie;
if (rd->where >= rd->ptr) return 1;
if (rd->where + cb > rd->ptr)
cb = rd->ptr - rd->where;
memcpy(buff, rd->where, cb);
rd->where += cb;
*pcb = cb;
return 0;
}
static void WINHELP_SetupText(HWND hTextWnd, WINHELP_WINDOW* win, ULONG relative)
{
/* At first clear area - needed by EM_POSFROMCHAR/EM_SETSCROLLPOS */
SendMessage(hTextWnd, WM_SETTEXT, 0, (LPARAM)"");
SendMessage(hTextWnd, WM_SETREDRAW, FALSE, 0);
SendMessage(hTextWnd, EM_SETBKGNDCOLOR, 0, (LPARAM)win->info->sr_color);
/* set word-wrap to window size (undocumented) */
SendMessage(hTextWnd, EM_SETTARGETDEVICE, 0, 0);
if (win->page)
{
struct RtfData rd;
EDITSTREAM es;
unsigned cp = 0;
POINTL ptl;
POINT pt;
if (HLPFILE_BrowsePage(win->page, &rd, win->font_scale, relative))
{
rd.where = rd.data;
es.dwCookie = (DWORD_PTR)&rd;
es.dwError = 0;
es.pfnCallback = WINHELP_RtfStreamIn;
SendMessageW(hTextWnd, EM_STREAMIN, SF_RTF, (LPARAM)&es);
cp = rd.char_pos_rel;
}
/* FIXME: else leaking potentially the rd.first_link chain */
HeapFree(GetProcessHeap(), 0, rd.data);
SendMessage(hTextWnd, EM_POSFROMCHAR, (WPARAM)&ptl, cp ? cp - 1 : 0);
pt.x = 0; pt.y = ptl.y;
SendMessage(hTextWnd, EM_SETSCROLLPOS, 0, (LPARAM)&pt);
}
SendMessage(hTextWnd, WM_SETREDRAW, TRUE, 0);
InvalidateRect(hTextWnd, NULL, TRUE);
}
/***********************************************************************
*
* WINHELP_ButtonBoxWndProc
*/
static LRESULT CALLBACK WINHELP_ButtonBoxWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
WINDOWPOS *winpos;
WINHELP_WINDOW *win;
WINHELP_BUTTON *button;
SIZE button_size;
INT x, y;
if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0L;
switch (msg)
{
case WM_WINDOWPOSCHANGING:
winpos = (WINDOWPOS*) lParam;
win = (WINHELP_WINDOW*) GetWindowLongPtr(GetParent(hWnd), 0);
/* Update buttons */
button_size.cx = 0;
button_size.cy = 0;
for (button = win->first_button; button; button = button->next)
{
HDC hDc;
SIZE textsize;
if (!button->hWnd)
{
button->hWnd = CreateWindow(STRING_BUTTON, button->lpszName,
WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,
0, 0, 0, 0,
hWnd, (HMENU) button->wParam,
Globals.hInstance, 0);
if (button->hWnd)
{
if (Globals.button_proc == NULL)
{
NONCLIENTMETRICSW ncm;
Globals.button_proc = (WNDPROC) GetWindowLongPtr(button->hWnd, GWLP_WNDPROC);
ncm.cbSize = sizeof(NONCLIENTMETRICSW);
SystemParametersInfoW(SPI_GETNONCLIENTMETRICS,
sizeof(NONCLIENTMETRICSW), &ncm, 0);
Globals.hButtonFont = CreateFontIndirectW(&ncm.lfMenuFont);
}
SetWindowLongPtr(button->hWnd, GWLP_WNDPROC, (LONG_PTR) WINHELP_ButtonWndProc);
if (Globals.hButtonFont)
SendMessage(button->hWnd, WM_SETFONT, (WPARAM)Globals.hButtonFont, TRUE);
}
}
hDc = GetDC(button->hWnd);
GetTextExtentPoint(hDc, button->lpszName,
lstrlen(button->lpszName), &textsize);
ReleaseDC(button->hWnd, hDc);
button_size.cx = max(button_size.cx, textsize.cx + BUTTON_CX);
button_size.cy = max(button_size.cy, textsize.cy + BUTTON_CY);
}
x = 0;
y = 0;
for (button = win->first_button; button; button = button->next)
{
SetWindowPos(button->hWnd, HWND_TOP, x, y, button_size.cx, button_size.cy, 0);
if (x + 2 * button_size.cx <= winpos->cx)
x += button_size.cx;
else
x = 0, y += button_size.cy;
}
winpos->cy = y + (x ? button_size.cy : 0);
break;
case WM_COMMAND:
SendMessage(GetParent(hWnd), msg, wParam, lParam);
break;
case WM_KEYDOWN:
switch (wParam)
{
case VK_UP:
case VK_DOWN:
case VK_PRIOR:
case VK_NEXT:
case VK_ESCAPE:
return SendMessage(GetParent(hWnd), msg, wParam, lParam);
}
break;
}
return DefWindowProc(hWnd, msg, wParam, lParam);
}
/***********************************************************************
*
* WINHELP_ButtonWndProc
*/
static LRESULT CALLBACK WINHELP_ButtonWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0;
if (msg == WM_KEYDOWN)
{
switch (wParam)
{
case VK_UP:
case VK_DOWN:
case VK_PRIOR:
case VK_NEXT:
case VK_ESCAPE:
return SendMessage(GetParent(hWnd), msg, wParam, lParam);
}
}
return CallWindowProc(Globals.button_proc, hWnd, msg, wParam, lParam);
}
/******************************************************************
* WINHELP_HistoryWndProc
*
*
*/
static LRESULT CALLBACK WINHELP_HistoryWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
WINHELP_WINDOW* win;
PAINTSTRUCT ps;
HDC hDc;
TEXTMETRIC tm;
unsigned int i;
RECT r;
switch (msg)
{
case WM_NCCREATE:
win = (WINHELP_WINDOW*)((LPCREATESTRUCT)lParam)->lpCreateParams;
SetWindowLongPtr(hWnd, 0, (ULONG_PTR)win);
win->hHistoryWnd = hWnd;
break;
case WM_CREATE:
win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
hDc = GetDC(hWnd);
GetTextMetrics(hDc, &tm);
GetWindowRect(hWnd, &r);
r.right = r.left + 30 * tm.tmAveCharWidth;
r.bottom = r.top + (sizeof(Globals.history.set) / sizeof(Globals.history.set[0])) * tm.tmHeight;
AdjustWindowRect(&r, GetWindowLong(hWnd, GWL_STYLE), FALSE);
if (r.left < 0) {r.right -= r.left; r.left = 0;}
if (r.top < 0) {r.bottom -= r.top; r.top = 0;}
MoveWindow(hWnd, r.left, r.top, r.right, r.bottom, TRUE);
ReleaseDC(hWnd, hDc);
break;
case WM_LBUTTONDOWN:
win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
hDc = GetDC(hWnd);
GetTextMetrics(hDc, &tm);
i = HIWORD(lParam) / tm.tmHeight;
if (i < Globals.history.index)
WINHELP_CreateHelpWindow(&Globals.history.set[i], SW_SHOW, TRUE);
ReleaseDC(hWnd, hDc);
break;
case WM_PAINT:
hDc = BeginPaint(hWnd, &ps);
win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
GetTextMetrics(hDc, &tm);
for (i = 0; i < Globals.history.index; i++)
{
if (Globals.history.set[i].page->file == Globals.active_win->page->file)
{
TextOut(hDc, 0, i * tm.tmHeight,
Globals.history.set[i].page->lpszTitle,
strlen(Globals.history.set[i].page->lpszTitle));
}
else
{
char buffer[1024];
const char* ptr1;
const char* ptr2;
unsigned len;
ptr1 = strrchr(Globals.history.set[i].page->file->lpszPath, '\\');
if (!ptr1) ptr1 = Globals.history.set[i].page->file->lpszPath;
else ptr1++;
ptr2 = strrchr(ptr1, '.');
len = ptr2 ? ptr2 - ptr1 : strlen(ptr1);
if (len > sizeof(buffer)) len = sizeof(buffer);
memcpy(buffer, ptr1, len);
if (len < sizeof(buffer)) buffer[len++] = ':';
strncpy(&buffer[len], Globals.history.set[i].page->lpszTitle, sizeof(buffer) - len);
buffer[sizeof(buffer) - 1] = '\0';
TextOut(hDc, 0, i * tm.tmHeight, buffer, strlen(buffer));
}
}
EndPaint(hWnd, &ps);
break;
case WM_DESTROY:
win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
if (hWnd == win->hHistoryWnd)
win->hHistoryWnd = 0;
break;
}
return DefWindowProc(hWnd, msg, wParam, lParam);
}
/***********************************************************************
*
* WINHELP_ShadowWndProc
*/
static LRESULT CALLBACK WINHELP_ShadowWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0;
return WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL) ? 0L : DefWindowProc(hWnd, msg, wParam, lParam);
}
/***********************************************************************
*
* WINHELP_CheckPopup
*/
static BOOL WINHELP_CheckPopup(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam, LRESULT* lret)
{
HWND hPopup;
if (!Globals.active_popup) return FALSE;
switch (msg)
{
case WM_NOTIFY:
{
MSGFILTER* msgf = (MSGFILTER*)lParam;
if (msgf->nmhdr.code == EN_MSGFILTER)
{
if (!WINHELP_CheckPopup(hWnd, msgf->msg, msgf->wParam, msgf->lParam, NULL))
return FALSE;
if (lret) *lret = 1;
return TRUE;
}
}
break;
case WM_ACTIVATE:
if (wParam != WA_INACTIVE || (HWND)lParam == Globals.active_win->hMainWnd ||
(HWND)lParam == Globals.active_popup->hMainWnd ||
GetWindow((HWND)lParam, GW_OWNER) == Globals.active_win->hMainWnd)
break;
case WM_LBUTTONUP:
case WM_LBUTTONDOWN:
if (WINHELP_HandleTextMouse(Globals.active_popup, msg, lParam) && msg == WM_LBUTTONDOWN)
return FALSE;
/* fall through */
case WM_MBUTTONDOWN:
case WM_RBUTTONDOWN:
case WM_NCLBUTTONDOWN:
case WM_NCMBUTTONDOWN:
case WM_NCRBUTTONDOWN:
hPopup = Globals.active_popup->hMainWnd;
Globals.active_popup = NULL;
DestroyWindow(hPopup);
return TRUE;
}
return FALSE;
}
/******************************************************************
* WINHELP_DeleteButtons
*
*/
static void WINHELP_DeleteButtons(WINHELP_WINDOW* win)
{
WINHELP_BUTTON* b;
WINHELP_BUTTON* bp;
for (b = win->first_button; b; b = bp)
{
DestroyWindow(b->hWnd);
bp = b->next;
HeapFree(GetProcessHeap(), 0, b);
}
win->first_button = NULL;
}
/******************************************************************
* WINHELP_DeleteBackSet
*
*/
void WINHELP_DeleteBackSet(WINHELP_WINDOW* win)
{
unsigned int i;
for (i = 0; i < win->back.index; i++)
{
HLPFILE_FreeHlpFile(win->back.set[i].page->file);
win->back.set[i].page = NULL;
}
win->back.index = 0;
}
/******************************************************************
* WINHELP_DeletePageLinks
*
*/
static void WINHELP_DeletePageLinks(HLPFILE_PAGE* page)
{
HLPFILE_LINK* curr;
HLPFILE_LINK* next;
for (curr = page->first_link; curr; curr = next)
{
next = curr->next;
HeapFree(GetProcessHeap(), 0, curr);
}
}
/***********************************************************************
*
* WINHELP_DeleteWindow
*/
static void WINHELP_DeleteWindow(WINHELP_WINDOW* win)
{
WINHELP_WINDOW** w;
for (w = &Globals.win_list; *w; w = &(*w)->next)
{
if (*w == win)
{
*w = win->next;
break;
}
}
if (Globals.active_win == win)
{
Globals.active_win = Globals.win_list;
if (Globals.win_list)
SetActiveWindow(Globals.win_list->hMainWnd);
}
if (win == Globals.active_popup)
Globals.active_popup = NULL;
WINHELP_DeleteButtons(win);
if (win->page) WINHELP_DeletePageLinks(win->page);
if (win->hShadowWnd) DestroyWindow(win->hShadowWnd);
if (win->hHistoryWnd) DestroyWindow(win->hHistoryWnd);
DeleteObject(win->hBrush);
WINHELP_DeleteBackSet(win);
if (win->page) HLPFILE_FreeHlpFile(win->page->file);
HeapFree(GetProcessHeap(), 0, win);
}
/***********************************************************************
*
* WINHELP_InitFonts
*/
static void WINHELP_InitFonts(HWND hWnd)
{
WINHELP_WINDOW *win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
LOGFONT logfontlist[] = {
{-10, 0, 0, 0, 400, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
{-12, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
{-12, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
{-12, 0, 0, 0, 400, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
{-12, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
{-10, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
{ -8, 0, 0, 0, 400, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"}};
#define FONTS_LEN (sizeof(logfontlist)/sizeof(*logfontlist))
static HFONT fonts[FONTS_LEN];
static BOOL init = 0;
win->fonts_len = FONTS_LEN;
win->fonts = fonts;
if (!init)
{
UINT i;
for (i = 0; i < FONTS_LEN; i++)
{
fonts[i] = CreateFontIndirect(&logfontlist[i]);
}
init = 1;
}
}
/***********************************************************************
*
* WINHELP_MessageBoxIDS_s
*/
INT WINHELP_MessageBoxIDS_s(UINT ids_text, LPCSTR str, UINT ids_title, WORD type)
{
CHAR text[MAX_STRING_LEN];
CHAR newtext[MAX_STRING_LEN + MAX_PATH];
LoadString(Globals.hInstance, ids_text, text, sizeof(text));
wsprintf(newtext, text, str);
return MessageBox(0, newtext, MAKEINTRESOURCE(ids_title), type);
}
/**************************************************************************
* cb_KWBTree
*
* HLPFILE_BPTreeCallback enumeration function for '|KWBTREE' internal file.
*
*/
static void cb_KWBTree(void *p, void **next, void *cookie)
{
HWND hListWnd = (HWND)cookie;
int count;
WINE_TRACE("Adding '%s' to search list\n", (char *)p);
SendMessage(hListWnd, LB_INSERTSTRING, -1, (LPARAM)p);
count = SendMessage(hListWnd, LB_GETCOUNT, 0, 0);
SendMessage(hListWnd, LB_SETITEMDATA, count-1, (LPARAM)p);
*next = (char*)p + strlen((char*)p) + 7;
}
struct index_data
{
HLPFILE* hlpfile;
BOOL jump;
ULONG offset;
};
/**************************************************************************
* WINHELP_IndexDlgProc
*
*/
INT_PTR CALLBACK WINHELP_IndexDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
static struct index_data* id;
int sel;
switch (msg)
{
case WM_INITDIALOG:
id = (struct index_data*)((PROPSHEETPAGE*)lParam)->lParam;
HLPFILE_BPTreeEnum(id->hlpfile->kwbtree, cb_KWBTree,
GetDlgItem(hWnd, IDC_INDEXLIST));
id->jump = FALSE;
id->offset = 1;
return TRUE;
case WM_COMMAND:
switch (HIWORD(wParam))
{
case LBN_DBLCLK:
if (LOWORD(wParam) == IDC_INDEXLIST)
SendMessage(GetParent(hWnd), PSM_PRESSBUTTON, PSBTN_OK, 0);
break;
}
break;
case WM_NOTIFY:
switch (((NMHDR*)lParam)->code)
{
case PSN_APPLY:
sel = SendDlgItemMessage(hWnd, IDC_INDEXLIST, LB_GETCURSEL, 0, 0);
if (sel != LB_ERR)
{
BYTE *p;
int count;
p = (BYTE*)SendDlgItemMessage(hWnd, IDC_INDEXLIST,
LB_GETITEMDATA, sel, 0);
count = *(short*)((char *)p + strlen((char *)p) + 1);
if (count > 1)
{
MessageBox(hWnd, "count > 1 not supported yet", "Error", MB_OK | MB_ICONSTOP);
SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_INVALID);
return TRUE;
}
id->offset = *(ULONG*)((char *)p + strlen((char *)p) + 3);
id->offset = *(long*)(id->hlpfile->kwdata + id->offset + 9);
if (id->offset == 0xFFFFFFFF)
{
MessageBox(hWnd, "macro keywords not supported yet", "Error", MB_OK | MB_ICONSTOP);
SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_INVALID);
return TRUE;
}
id->jump = TRUE;
SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_NOERROR);
}
return TRUE;
default:
return FALSE;
}
break;
default:
break;
}
return FALSE;
}
/**************************************************************************
* WINHELP_SearchDlgProc
*
*/
INT_PTR CALLBACK WINHELP_SearchDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
static struct index_data* id;
switch (msg)
{
case WM_INITDIALOG:
id = (struct index_data*)((PROPSHEETPAGE*)lParam)->lParam;
return TRUE;
case WM_NOTIFY:
switch (((NMHDR*)lParam)->code)
{
case PSN_APPLY:
SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_NOERROR);
return TRUE;
default:
return FALSE;
}
break;
default:
break;
}
return FALSE;
}
/**************************************************************************
* WINHELP_CreateIndexWindow
*
* Displays a dialog with keywords of current help file.
*
*/
BOOL WINHELP_CreateIndexWindow(BOOL is_search)
{
HPROPSHEETPAGE psPage[3];
PROPSHEETPAGE psp;
PROPSHEETHEADER psHead;
struct index_data id;
char buf[256];
if (Globals.active_win && Globals.active_win->page && Globals.active_win->page->file)
id.hlpfile = Globals.active_win->page->file;
else
return FALSE;
if (id.hlpfile->kwbtree == NULL)
{
WINE_TRACE("No index provided\n");
return FALSE;
}
InitCommonControls();
id.jump = FALSE;
memset(&psp, 0, sizeof(psp));
psp.dwSize = sizeof(psp);
psp.dwFlags = 0;
psp.hInstance = Globals.hInstance;
psp.u.pszTemplate = MAKEINTRESOURCE(IDD_INDEX);
psp.lParam = (LPARAM)&id;
psp.pfnDlgProc = WINHELP_IndexDlgProc;
psPage[0] = CreatePropertySheetPage(&psp);
psp.u.pszTemplate = MAKEINTRESOURCE(IDD_SEARCH);
psp.lParam = (LPARAM)&id;
psp.pfnDlgProc = WINHELP_SearchDlgProc;
psPage[1] = CreatePropertySheetPage(&psp);
memset(&psHead, 0, sizeof(psHead));
psHead.dwSize = sizeof(psHead);
LoadString(Globals.hInstance, STID_PSH_INDEX, buf, sizeof(buf));
strcat(buf, Globals.active_win->info->caption);
psHead.pszCaption = buf;
psHead.nPages = 2;
psHead.u2.nStartPage = is_search ? 1 : 0;
psHead.hwndParent = Globals.active_win->hMainWnd;
psHead.u3.phpage = psPage;
psHead.dwFlags = PSH_NOAPPLYNOW;
PropertySheet(&psHead);
if (id.jump)
{
WINE_TRACE("got %d as an offset\n", id.offset);
WINHELP_OpenHelpWindow(HLPFILE_PageByOffset, id.hlpfile, id.offset,
Globals.active_win->info, SW_NORMAL);
}
return TRUE;
}
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