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winhelp: Start feeding the richedit control with relevant RTF stream.

This commit is contained in:
Eric Pouech 2008-04-23 21:37:51 +02:00 committed by Alexandre Julliard
parent cf2de8c00d
commit e29b5f5dfb
3 changed files with 220 additions and 26 deletions
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158
programs/winhelp/hlpfile.c
View File

@ -618,6 +618,58 @@ static BYTE* HLPFILE_DecompressGfx(BYTE* src, unsigned csz, unsigned sz, BYTE
return dst;
}
static BOOL HLPFILE_RtfAddRawString(struct RtfData* rd, const char* str, size_t sz)
{
if (!rd) return TRUE; /* FIXME: TEMP */
if (rd->ptr + sz >= rd->data + rd->allocated)
{
char* new = HeapReAlloc(GetProcessHeap(), 0, rd->data, rd->allocated *= 2);
if (!new) return FALSE;
rd->ptr = new + (rd->ptr - rd->data);
rd->data = new;
}
memcpy(rd->ptr, str, sz);
rd->ptr += sz;
return TRUE;
}
static BOOL HLPFILE_RtfAddControl(struct RtfData* rd, const char* str)
{
if (!rd) return TRUE; /* FIXME: TEMP */
if (*str == '\\' || *str == '{') rd->in_text = FALSE;
else if (*str == '}') rd->in_text = TRUE;
return HLPFILE_RtfAddRawString(rd, str, strlen(str));
}
static BOOL HLPFILE_RtfAddText(struct RtfData* rd, const char* str)
{
const char* p;
const char* last;
const char* replace;
if (!rd) return TRUE; /* FIXME: TEMP */
if (!rd->in_text)
{
if (!HLPFILE_RtfAddRawString(rd, " ", 1)) return FALSE;
rd->in_text = TRUE;
}
for (last = p = str; *p; p++)
{
switch (*p)
{
case '{': replace = "\\{"; break;
case '}': replace = "\\}"; break;
case '\\': replace = "\\\\"; break;
default: continue;
}
if ((p != last && !HLPFILE_RtfAddRawString(rd, last, p - last)) ||
!HLPFILE_RtfAddRawString(rd, replace, 2)) return FALSE;
last = p + 1;
}
return HLPFILE_RtfAddRawString(rd, last, p - last);
}
/******************************************************************
* HLPFILE_LoadBitmap
*
@ -875,7 +927,7 @@ static HLPFILE_LINK* HLPFILE_AllocLink(int cookie, const char* str, LONG h
*
* HLPFILE_BrowseParagraph
*/
static BOOL HLPFILE_BrowseParagraph(HLPFILE_PAGE* page, BYTE *buf, BYTE* end)
static BOOL HLPFILE_BrowseParagraph(HLPFILE_PAGE* page, struct RtfData* rd, BYTE *buf, BYTE* end)
{
HLPFILE_PARAGRAPH *paragraph, **paragraphptr;
UINT textsize;
@ -885,6 +937,8 @@ static BOOL HLPFILE_BrowseParagraph(HLPFILE_PAGE* page, BYTE *buf, BYTE* end)
unsigned short bits;
unsigned nc, ncol = 1;
BOOL in_table = FALSE;
char tmp[256];
BOOL ret = FALSE;
for (paragraphptr = &page->first_paragraph; *paragraphptr;
paragraphptr = &(*paragraphptr)->next) /* Nothing */;
@ -976,11 +1030,11 @@ static BOOL HLPFILE_BrowseParagraph(HLPFILE_PAGE* page, BYTE *buf, BYTE* end)
while (text < text_end && format < format_end)
{
WINE_TRACE("Got text: %s (%p/%p - %p/%p)\n", wine_dbgstr_a(text), text, text_end, format, format_end);
textsize = strlen(text) + 1;
if (textsize > 1)
textsize = strlen(text);
if (textsize)
{
paragraph = HeapAlloc(GetProcessHeap(), 0,
sizeof(HLPFILE_PARAGRAPH) + textsize);
sizeof(HLPFILE_PARAGRAPH) + textsize + 1);
if (!paragraph) return FALSE;
*paragraphptr = paragraph;
paragraphptr = &paragraph->next;
@ -998,9 +1052,15 @@ static BOOL HLPFILE_BrowseParagraph(HLPFILE_PAGE* page, BYTE *buf, BYTE* end)
attributes.wVSpace = 0;
attributes.wHSpace = 0;
if (rd) /* FIXME: TEMP */ {
if (rd->force_color && !HLPFILE_RtfAddControl(rd, "{\\ul\\cf1 ")) goto done;
if (!HLPFILE_RtfAddText(rd, text)) goto done;
if (rd->force_color && !HLPFILE_RtfAddControl(rd, "}")) goto done;
rd->char_pos += textsize;
}
}
/* else: null text, keep on storing attributes */
text += textsize;
text += textsize + 1;
if (*format == 0xff)
{
@ -1022,25 +1082,43 @@ static BOOL HLPFILE_BrowseParagraph(HLPFILE_PAGE* page, BYTE *buf, BYTE* end)
break;
case 0x80:
attributes.wFont = GET_USHORT(format, 1);
WINE_TRACE("Changing font to %d\n", attributes.wFont);
format += 3;
break;
{
unsigned font = GET_USHORT(format, 1);
attributes.wFont = font;
WINE_TRACE("Changing font to %d\n", attributes.wFont);
format += 3;
/* FIXME: missing at least colors, also bold attribute looses information */
sprintf(tmp, "\\f%d\\cf%d\\fs%d%s%s%s%s",
font, font + 2,
-2 * page->file->fonts[font].LogFont.lfHeight,
page->file->fonts[font].LogFont.lfWeight > 400 ? "\\b" : "\\b0",
page->file->fonts[font].LogFont.lfItalic ? "\\i" : "\\i0",
page->file->fonts[font].LogFont.lfUnderline ? "\\ul" : "\\ul0",
page->file->fonts[font].LogFont.lfStrikeOut ? "\\strike" : "\\strike0");
if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
}
break;
case 0x81:
if (!HLPFILE_RtfAddControl(rd, "\\line")) goto done;
attributes.wVSpace++;
format += 1;
if (rd) /* FIXME: TEMP */ rd->char_pos++;
break;
case 0x82:
if (!HLPFILE_RtfAddControl(rd, "\\par\\pard")) goto done;
attributes.wVSpace++;
attributes.wIndent = 0;
format += 1;
if (rd) /* FIXME: TEMP */ rd->char_pos++;
break;
case 0x83:
if (!HLPFILE_RtfAddControl(rd, "\\tab")) goto done;
attributes.wIndent++;
format += 1;
if (rd) /* FIXME: TEMP */ rd->char_pos++;
break;
#if 0
@ -1206,20 +1284,74 @@ static BOOL HLPFILE_BrowseParagraph(HLPFILE_PAGE* page, BYTE *buf, BYTE* end)
}
}
}
ret = TRUE;
done:
HeapFree(GetProcessHeap(), 0, text_base);
return TRUE;
return ret;
}
/******************************************************************
* HLPFILE_BrowsePage
*
*/
BOOL HLPFILE_BrowsePage(HLPFILE_PAGE* page)
BOOL HLPFILE_BrowsePage(HLPFILE_PAGE* page, struct RtfData* rd)
{
HLPFILE *hlpfile = page->file;
BYTE *buf, *end;
DWORD ref = page->reference;
unsigned index, old_index = -1, offset, count = 0;
char tmp[1024];
if (rd) { /* FIXME: TEMP */
rd->in_text = TRUE;
rd->data = rd->ptr = HeapAlloc(GetProcessHeap(), 0, rd->allocated = 32768);
rd->char_pos = 0;
rd->force_color = FALSE;
}
if (!HLPFILE_RtfAddControl(rd, "{\\rtf1\\ansi\\ansicpg1252\\deff0")) return FALSE;
/* generate font table */
if (!HLPFILE_RtfAddControl(rd, "{\\fonttbl")) return FALSE;
for (index = 0; index < hlpfile->numFonts; index++)
{
const char* family;
switch (hlpfile->fonts[index].LogFont.lfPitchAndFamily & 0xF0)
{
case FF_MODERN: family = "modern"; break;
case FF_ROMAN: family = "roman"; break;
case FF_SWISS: family = "swiss"; break;
case FF_SCRIPT: family = "script"; break;
case FF_DECORATIVE: family = "decor"; break;
default: family = "nil"; break;
}
sprintf(tmp, "{\\f%d\\f%s\\fprq%d\\fcharset0 %s;}",
index, family,
hlpfile->fonts[index].LogFont.lfPitchAndFamily & 0x0F,
hlpfile->fonts[index].LogFont.lfFaceName);
if (!HLPFILE_RtfAddControl(rd, tmp)) return FALSE;
}
if (!HLPFILE_RtfAddControl(rd, "}")) return FALSE;
/* generate color table */
if (!HLPFILE_RtfAddControl(rd, "{\\colortbl ;\\red0\\green128\\blue0;")) return FALSE;
for (index = 0; index < hlpfile->numFonts; index++)
{
const char* family;
switch (hlpfile->fonts[index].LogFont.lfPitchAndFamily & 0xF0)
{
case FF_MODERN: family = "modern"; break;
case FF_ROMAN: family = "roman"; break;
case FF_SWISS: family = "swiss"; break;
case FF_SCRIPT: family = "script"; break;
case FF_DECORATIVE: family = "decor"; break;
default: family = "nil"; break;
}
sprintf(tmp, "\\red%d\\green%d\\blue%d;",
GetRValue(hlpfile->fonts[index].color),
GetGValue(hlpfile->fonts[index].color),
GetBValue(hlpfile->fonts[index].color));
if (!HLPFILE_RtfAddControl(rd, tmp)) return FALSE;
}
if (!HLPFILE_RtfAddControl(rd, "}")) return FALSE;
do
{
@ -1255,7 +1387,7 @@ BOOL HLPFILE_BrowsePage(HLPFILE_PAGE* page)
case 0x01:
case 0x20:
case 0x23:
if (!HLPFILE_BrowseParagraph(page, buf, end)) return FALSE;
if (!HLPFILE_BrowseParagraph(page, rd, buf, end)) return FALSE;
break;
default:
WINE_ERR("buf[0x14] = %x\n", buf[0x14]);
@ -1270,7 +1402,7 @@ BOOL HLPFILE_BrowsePage(HLPFILE_PAGE* page)
ref = GET_UINT(buf, 0xc);
} while (ref != 0xffffffff);
done:
return TRUE;
return HLPFILE_RtfAddControl(rd, "}");
}
/******************************************************************

12
programs/winhelp/hlpfile.h
View File

@ -199,4 +199,14 @@ void HLPFILE_FreeHlpFile(HLPFILE*);
void* HLPFILE_BPTreeSearch(BYTE*, const void*, HLPFILE_BPTreeCompare);
void HLPFILE_BPTreeEnum(BYTE*, HLPFILE_BPTreeCallback cb, void *cookie);
BOOL HLPFILE_BrowsePage(HLPFILE_PAGE*);
struct RtfData {
BOOL in_text;
char* data; /* RTF stream start */
char* ptr; /* current position in stream */
unsigned allocated; /* overall allocated size */
unsigned char_pos; /* current char position (in richedit) */
char* where; /* pointer to feed back richedit */
BOOL force_color;
};
BOOL HLPFILE_BrowsePage(HLPFILE_PAGE*, struct RtfData* rd);

76
programs/winhelp/winhelp.c
View File

@ -54,7 +54,7 @@ static void WINHELP_InitFonts(HWND hWnd);
static void WINHELP_DeleteLines(WINHELP_WINDOW*);
static void WINHELP_DeleteWindow(WINHELP_WINDOW*);
static void WINHELP_DeleteButtons(WINHELP_WINDOW*);
static void WINHELP_SetupText(HWND hWnd, ULONG relative);
static void WINHELP_SetupText(HWND hWnd, WINHELP_WINDOW *win, ULONG relative);
static WINHELP_LINE_PART* WINHELP_IsOverLink(WINHELP_WINDOW*, WPARAM, LPARAM);
WINHELP_GLOBALS Globals = {3, NULL, TRUE, NULL, NULL, NULL, NULL, NULL, {{{NULL,NULL}},0}};
@ -539,11 +539,12 @@ BOOL WINHELP_CreateHelpWindow(WINHELP_WNDPAGE* wpage, int nCmdShow, BOOL remembe
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 (wpage->page && !wpage->page->first_paragraph) HLPFILE_BrowsePage(wpage->page);
if (wpage->page && !wpage->page->first_paragraph) HLPFILE_BrowsePage(wpage->page, NULL);
if (!bPopup)
{
@ -578,7 +579,8 @@ BOOL WINHELP_CreateHelpWindow(WINHELP_WNDPAGE* wpage, int nCmdShow, BOOL remembe
win->page = wpage->page;
win->info = wpage->wininfo;
WINHELP_SetupText(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), wpage->relative);
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);
@ -652,12 +654,12 @@ BOOL WINHELP_CreateHelpWindow(WINHELP_WNDPAGE* wpage, int nCmdShow, BOOL remembe
0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_BUTTON, Globals.hInstance, NULL);
if (!use_richedit)
CreateWindow(TEXT_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE,
0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_TEXT, Globals.hInstance, win);
hTextWnd = CreateWindow(TEXT_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE,
0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_TEXT, Globals.hInstance, win);
else
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);
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);
}
hIcon = (wpage->page) ? wpage->page->file->hIcon : NULL;
@ -678,7 +680,7 @@ BOOL WINHELP_CreateHelpWindow(WINHELP_WNDPAGE* wpage, int nCmdShow, BOOL remembe
WINHELP_LayoutMainWindow(win);
ShowWindow(win->hMainWnd, nCmdShow);
UpdateWindow(win->hMainWnd);
WINHELP_SetupText(hTextWnd, win, wpage->relative);
return TRUE;
}
@ -827,6 +829,53 @@ static LRESULT CALLBACK WINHELP_MainWndProc(HWND hWnd, UINT msg, WPARAM wParam,
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_FillRichEdit(HWND hTextWnd, WINHELP_WINDOW *win, ULONG relative)
{
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;
if (HLPFILE_BrowsePage(win->page, &rd))
{
rd.where = rd.data;
es.dwCookie = (DWORD_PTR)&rd;
es.dwError = 0;
es.pfnCallback = WINHELP_RtfStreamIn;
SendMessageW(hTextWnd, EM_STREAMIN, SF_RTF, (LPARAM)&es);
}
/* FIXME: else leaking potentially the rd.first_link chain */
HeapFree(GetProcessHeap(), 0, rd.data);
}
else
{
SendMessage(hTextWnd, WM_SETTEXT, 0, (LPARAM)"");
}
SendMessage(hTextWnd, WM_SETREDRAW, TRUE, 0);
SendMessage(hTextWnd, EM_SETSEL, 0, 0);
SendMessage(hTextWnd, EM_SCROLLCARET, 0, 0);
InvalidateRect(hTextWnd, NULL, TRUE);
}
/***********************************************************************
*
* WINHELP_ButtonBoxWndProc
@ -1014,7 +1063,7 @@ static LRESULT CALLBACK WINHELP_TextWndProc(HWND hWnd, UINT msg, WPARAM wParam,
case WM_WINDOWPOSCHANGED:
winpos = (WINDOWPOS*) lParam;
if (!(winpos->flags & SWP_NOSIZE)) WINHELP_SetupText(hWnd, 0);
if (!(winpos->flags & SWP_NOSIZE)) WINHELP_SetupText(hWnd, NULL, 0);
break;
case WM_MOUSEWHEEL:
@ -1355,12 +1404,15 @@ static LRESULT CALLBACK WINHELP_ShadowWndProc(HWND hWnd, UINT msg, WPARAM wParam
*
* SetupText
*/
static void WINHELP_SetupText(HWND hWnd, ULONG relative)
static void WINHELP_SetupText(HWND hWnd, WINHELP_WINDOW* win, ULONG relative)
{
HDC hDc = GetDC(hWnd);
HDC hDc;
RECT rect;
SIZE newsize;
if (!win) win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
if (use_richedit) return WINHELP_FillRichEdit(hWnd, win, relative);
hDc = GetDC(hWnd);
ShowScrollBar(hWnd, SB_VERT, FALSE);
if (!WINHELP_SplitLines(hWnd, NULL))
{