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Sweden-Number/dlls/hhctrl.ocx/help.c

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/*
* Help Viewer Implementation
*
* Copyright 2005 James Hawkins
* Copyright 2007 Jacek Caban for CodeWeavers
* Copyright 2011 Owen Rudge for CodeWeavers
*
* 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 "hhctrl.h"
#include "wingdi.h"
#include "commctrl.h"
#include "wininet.h"
#include "wine/debug.h"
#include "resource.h"
WINE_DEFAULT_DEBUG_CHANNEL(htmlhelp);
static LRESULT Help_OnSize(HWND hWnd);
static void ExpandContract(HHInfo *pHHInfo);
/* Window type defaults */
#define WINTYPE_DEFAULT_X 280
#define WINTYPE_DEFAULT_Y 100
#define WINTYPE_DEFAULT_WIDTH 740
#define WINTYPE_DEFAULT_HEIGHT 640
#define WINTYPE_DEFAULT_NAVWIDTH 250
#define TAB_TOP_PADDING 8
#define TAB_RIGHT_PADDING 4
#define TAB_MARGIN 8
#define EDIT_HEIGHT 20
struct list window_list = LIST_INIT(window_list);
static const WCHAR szEmpty[] = {0};
struct html_encoded_symbol {
const char *html_code;
char ansi_symbol;
};
/*
* Table mapping the conversion between HTML encoded symbols and their ANSI code page equivalent.
* Note: Add additional entries in proper alphabetical order (a binary search is used on this table).
*/
static struct html_encoded_symbol html_encoded_symbols[] =
{
{"AElig", 0xC6},
{"Aacute", 0xC1},
{"Acirc", 0xC2},
{"Agrave", 0xC0},
{"Aring", 0xC5},
{"Atilde", 0xC3},
{"Auml", 0xC4},
{"Ccedil", 0xC7},
{"ETH", 0xD0},
{"Eacute", 0xC9},
{"Ecirc", 0xCA},
{"Egrave", 0xC8},
{"Euml", 0xCB},
{"Iacute", 0xCD},
{"Icirc", 0xCE},
{"Igrave", 0xCC},
{"Iuml", 0xCF},
{"Ntilde", 0xD1},
{"Oacute", 0xD3},
{"Ocirc", 0xD4},
{"Ograve", 0xD2},
{"Oslash", 0xD8},
{"Otilde", 0xD5},
{"Ouml", 0xD6},
{"THORN", 0xDE},
{"Uacute", 0xDA},
{"Ucirc", 0xDB},
{"Ugrave", 0xD9},
{"Uuml", 0xDC},
{"Yacute", 0xDD},
{"aacute", 0xE1},
{"acirc", 0xE2},
{"acute", 0xB4},
{"aelig", 0xE6},
{"agrave", 0xE0},
{"amp", '&'},
{"aring", 0xE5},
{"atilde", 0xE3},
{"auml", 0xE4},
{"brvbar", 0xA6},
{"ccedil", 0xE7},
{"cedil", 0xB8},
{"cent", 0xA2},
{"copy", 0xA9},
{"curren", 0xA4},
{"deg", 0xB0},
{"divide", 0xF7},
{"eacute", 0xE9},
{"ecirc", 0xEA},
{"egrave", 0xE8},
{"eth", 0xF0},
{"euml", 0xEB},
{"frac12", 0xBD},
{"frac14", 0xBC},
{"frac34", 0xBE},
{"gt", '>'},
{"iacute", 0xED},
{"icirc", 0xEE},
{"iexcl", 0xA1},
{"igrave", 0xEC},
{"iquest", 0xBF},
{"iuml", 0xEF},
{"laquo", 0xAB},
{"lt", '<'},
{"macr", 0xAF},
{"micro", 0xB5},
{"middot", 0xB7},
{"nbsp", ' '},
{"not", 0xAC},
{"ntilde", 0xF1},
{"oacute", 0xF3},
{"ocirc", 0xF4},
{"ograve", 0xF2},
{"ordf", 0xAA},
{"ordm", 0xBA},
{"oslash", 0xF8},
{"otilde", 0xF5},
{"ouml", 0xF6},
{"para", 0xB6},
{"plusmn", 0xB1},
{"pound", 0xA3},
{"quot", '"'},
{"raquo", 0xBB},
{"reg", 0xAE},
{"sect", 0xA7},
{"shy", 0xAD},
{"sup1", 0xB9},
{"sup2", 0xB2},
{"sup3", 0xB3},
{"szlig", 0xDF},
{"thorn", 0xFE},
{"times", 0xD7},
{"uacute", 0xFA},
{"ucirc", 0xFB},
{"ugrave", 0xF9},
{"uml", 0xA8},
{"uuml", 0xFC},
{"yacute", 0xFD},
{"yen", 0xA5},
{"yuml", 0xFF}
};
static inline BOOL navigation_visible(HHInfo *info)
{
return ((info->WinType.fsWinProperties & HHWIN_PROP_TRI_PANE) && !info->WinType.fNotExpanded);
}
/* Loads a string from the resource file */
static LPWSTR HH_LoadString(DWORD dwID)
{
LPWSTR string = NULL;
LPCWSTR stringresource;
int iSize;
iSize = LoadStringW(hhctrl_hinstance, dwID, (LPWSTR)&stringresource, 0);
string = heap_alloc((iSize + 2) * sizeof(WCHAR)); /* some strings (tab text) needs double-null termination */
memcpy(string, stringresource, iSize*sizeof(WCHAR));
string[iSize] = 0;
return string;
}
static HRESULT navigate_url(HHInfo *info, LPCWSTR surl)
{
VARIANT url;
HRESULT hres;
TRACE("%s\n", debugstr_w(surl));
V_VT(&url) = VT_BSTR;
V_BSTR(&url) = SysAllocString(surl);
hres = IWebBrowser2_Navigate2(info->web_browser->web_browser, &url, 0, 0, 0, 0);
VariantClear(&url);
if(FAILED(hres))
TRACE("Navigation failed: %08x\n", hres);
return hres;
}
BOOL NavigateToUrl(HHInfo *info, LPCWSTR surl)
{
ChmPath chm_path;
BOOL ret;
HRESULT hres;
static const WCHAR url_indicator[] = {':', '/', '/', 0};
TRACE("%s\n", debugstr_w(surl));
if (wcsstr(surl, url_indicator)) {
hres = navigate_url(info, surl);
if(SUCCEEDED(hres))
return TRUE;
} /* look up in chm if it doesn't look like a full url */
SetChmPath(&chm_path, info->pCHMInfo->szFile, surl);
ret = NavigateToChm(info, chm_path.chm_file, chm_path.chm_index);
heap_free(chm_path.chm_file);
heap_free(chm_path.chm_index);
return ret;
}
static BOOL AppendFullPathURL(LPCWSTR file, LPWSTR buf, LPCWSTR index)
{
static const WCHAR url_format[] =
{'m','k',':','@','M','S','I','T','S','t','o','r','e',':','%','s',':',':','%','s','%','s',0};
static const WCHAR slash[] = {'/',0};
static const WCHAR empty[] = {0};
WCHAR full_path[MAX_PATH];
TRACE("%s %p %s\n", debugstr_w(file), buf, debugstr_w(index));
if (!GetFullPathNameW(file, ARRAY_SIZE(full_path), full_path, NULL)) {
WARN("GetFullPathName failed: %u\n", GetLastError());
return FALSE;
}
wsprintfW(buf, url_format, full_path, (!index || index[0] == '/') ? empty : slash, index);
return TRUE;
}
BOOL NavigateToChm(HHInfo *info, LPCWSTR file, LPCWSTR index)
{
WCHAR buf[INTERNET_MAX_URL_LENGTH];
TRACE("%p %s %s\n", info, debugstr_w(file), debugstr_w(index));
if ((!info->web_browser) || !AppendFullPathURL(file, buf, index))
return FALSE;
return SUCCEEDED(navigate_url(info, buf));
}
static void DoSync(HHInfo *info)
{
WCHAR buf[INTERNET_MAX_URL_LENGTH];
HRESULT hres;
BSTR url;
hres = IWebBrowser2_get_LocationURL(info->web_browser->web_browser, &url);
if (FAILED(hres))
{
WARN("get_LocationURL failed: %08x\n", hres);
return;
}
/* If we're not currently viewing a page in the active .chm file, abort */
if ((!AppendFullPathURL(info->WinType.pszFile, buf, NULL)) || (lstrlenW(buf) > lstrlenW(url)))
{
SysFreeString(url);
return;
}
if (lstrcmpiW(buf, url) > 0)
{
static const WCHAR delimW[] = {':',':','/',0};
const WCHAR *index;
index = wcsstr(url, delimW);
if (index)
ActivateContentTopic(info->tabs[TAB_CONTENTS].hwnd, index + 3, info->content); /* skip over ::/ */
}
SysFreeString(url);
}
/* Size Bar */
#define SIZEBAR_WIDTH 4
static const WCHAR szSizeBarClass[] = {
'H','H',' ','S','i','z','e','B','a','r',0
};
/* Draw the SizeBar */
static void SB_OnPaint(HWND hWnd)
{
PAINTSTRUCT ps;
HDC hdc;
RECT rc;
hdc = BeginPaint(hWnd, &ps);
GetClientRect(hWnd, &rc);
/* dark frame */
rc.right += 1;
rc.bottom -= 1;
FrameRect(hdc, &rc, GetStockObject(GRAY_BRUSH));
/* white highlight */
SelectObject(hdc, GetStockObject(WHITE_PEN));
MoveToEx(hdc, rc.right, 1, NULL);
LineTo(hdc, 1, 1);
LineTo(hdc, 1, rc.bottom - 1);
MoveToEx(hdc, 0, rc.bottom, NULL);
LineTo(hdc, rc.right, rc.bottom);
EndPaint(hWnd, &ps);
}
static void SB_OnLButtonDown(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
SetCapture(hWnd);
}
static void SB_OnLButtonUp(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
HHInfo *pHHInfo = (HHInfo *)GetWindowLongPtrW(hWnd, 0);
POINT pt;
pt.x = (short)LOWORD(lParam);
pt.y = (short)HIWORD(lParam);
/* update the window sizes */
pHHInfo->WinType.iNavWidth += pt.x;
Help_OnSize(hWnd);
ReleaseCapture();
}
static void SB_OnMouseMove(HWND hWnd, WPARAM wParam, LPARAM lParam)
{
/* ignore WM_MOUSEMOVE if not dragging the SizeBar */
if (!(wParam & MK_LBUTTON))
return;
}
static LRESULT CALLBACK SizeBar_WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_LBUTTONDOWN:
SB_OnLButtonDown(hWnd, wParam, lParam);
break;
case WM_LBUTTONUP:
SB_OnLButtonUp(hWnd, wParam, lParam);
break;
case WM_MOUSEMOVE:
SB_OnMouseMove(hWnd, wParam, lParam);
break;
case WM_PAINT:
SB_OnPaint(hWnd);
break;
default:
return DefWindowProcW(hWnd, message, wParam, lParam);
}
return 0;
}
static void HH_RegisterSizeBarClass(HHInfo *pHHInfo)
{
WNDCLASSEXW wcex;
wcex.cbSize = sizeof(WNDCLASSEXW);
wcex.style = 0;
wcex.lpfnWndProc = SizeBar_WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = sizeof(LONG_PTR);
wcex.hInstance = hhctrl_hinstance;
wcex.hIcon = LoadIconW(NULL, (LPCWSTR)IDI_APPLICATION);
wcex.hCursor = LoadCursorW(NULL, (LPCWSTR)IDC_SIZEWE);
wcex.hbrBackground = (HBRUSH)(COLOR_MENU + 1);
wcex.lpszMenuName = NULL;
wcex.lpszClassName = szSizeBarClass;
wcex.hIconSm = LoadIconW(NULL, (LPCWSTR)IDI_APPLICATION);
RegisterClassExW(&wcex);
}
static void SB_GetSizeBarRect(HHInfo *info, RECT *rc)
{
RECT rectWND, rectTB, rectNP;
GetClientRect(info->WinType.hwndHelp, &rectWND);
GetClientRect(info->WinType.hwndToolBar, &rectTB);
GetClientRect(info->WinType.hwndNavigation, &rectNP);
SetRect(rc, rectNP.right, rectTB.bottom, SIZEBAR_WIDTH, rectWND.bottom - rectTB.bottom);
}
static BOOL HH_AddSizeBar(HHInfo *pHHInfo)
{
HWND hWnd;
HWND hwndParent = pHHInfo->WinType.hwndHelp;
DWORD dwStyles = WS_CHILDWINDOW | WS_OVERLAPPED;
DWORD dwExStyles = WS_EX_LEFT | WS_EX_LTRREADING | WS_EX_RIGHTSCROLLBAR;
RECT rc;
if (navigation_visible(pHHInfo))
dwStyles |= WS_VISIBLE;
SB_GetSizeBarRect(pHHInfo, &rc);
hWnd = CreateWindowExW(dwExStyles, szSizeBarClass, szEmpty, dwStyles,
rc.left, rc.top, rc.right, rc.bottom,
hwndParent, NULL, hhctrl_hinstance, NULL);
if (!hWnd)
return FALSE;
/* store the pointer to the HH info struct */
SetWindowLongPtrW(hWnd, 0, (LONG_PTR)pHHInfo);
pHHInfo->hwndSizeBar = hWnd;
return TRUE;
}
/* Child Window */
static const WCHAR szChildClass[] = {
'H','H',' ','C','h','i','l','d',0
};
static LRESULT Child_OnPaint(HWND hWnd)
{
PAINTSTRUCT ps;
HDC hdc;
RECT rc;
hdc = BeginPaint(hWnd, &ps);
/* Only paint the Navigation pane, identified by the fact
* that it has a child window
*/
if (GetWindow(hWnd, GW_CHILD))
{
GetClientRect(hWnd, &rc);
/* set the border color */
SelectObject(hdc, GetStockObject(DC_PEN));
SetDCPenColor(hdc, GetSysColor(COLOR_BTNSHADOW));
/* Draw the top border */
LineTo(hdc, rc.right, 0);
SelectObject(hdc, GetStockObject(WHITE_PEN));
MoveToEx(hdc, 0, 1, NULL);
LineTo(hdc, rc.right, 1);
}
EndPaint(hWnd, &ps);
return 0;
}
static void ResizeTabChild(HHInfo *info, int tab)
{
HWND hwnd = info->tabs[tab].hwnd;
INT width, height;
RECT rect, tabrc;
DWORD cnt;
GetClientRect(info->WinType.hwndNavigation, &rect);
SendMessageW(info->hwndTabCtrl, TCM_GETITEMRECT, 0, (LPARAM)&tabrc);
cnt = SendMessageW(info->hwndTabCtrl, TCM_GETROWCOUNT, 0, 0);
rect.left = TAB_MARGIN;
rect.top = TAB_TOP_PADDING + cnt*(tabrc.bottom-tabrc.top) + TAB_MARGIN;
rect.right -= TAB_RIGHT_PADDING + TAB_MARGIN;
rect.bottom -= TAB_MARGIN;
width = rect.right-rect.left;
height = rect.bottom-rect.top;
SetWindowPos(hwnd, NULL, rect.left, rect.top, width, height,
SWP_NOZORDER | SWP_NOACTIVATE);
switch (tab)
{
case TAB_INDEX: {
int scroll_width = GetSystemMetrics(SM_CXVSCROLL);
int border_width = GetSystemMetrics(SM_CXBORDER);
int edge_width = GetSystemMetrics(SM_CXEDGE);
/* Resize the tab widget column to perfectly fit the tab window and
* leave sufficient space for the scroll widget.
*/
SendMessageW(info->tabs[TAB_INDEX].hwnd, LVM_SETCOLUMNWIDTH, 0,
width-scroll_width-2*border_width-2*edge_width);
break;
}
case TAB_SEARCH: {
int scroll_width = GetSystemMetrics(SM_CXVSCROLL);
int border_width = GetSystemMetrics(SM_CXBORDER);
int edge_width = GetSystemMetrics(SM_CXEDGE);
int top_pos = 0;
SetWindowPos(info->search.hwndEdit, NULL, 0, top_pos, width,
EDIT_HEIGHT, SWP_NOZORDER | SWP_NOACTIVATE);
top_pos += EDIT_HEIGHT + TAB_MARGIN;
SetWindowPos(info->search.hwndList, NULL, 0, top_pos, width,
height-top_pos, SWP_NOZORDER | SWP_NOACTIVATE);
/* Resize the tab widget column to perfectly fit the tab window and
* leave sufficient space for the scroll widget.
*/
SendMessageW(info->search.hwndList, LVM_SETCOLUMNWIDTH, 0,
width-scroll_width-2*border_width-2*edge_width);
break;
}
}
}
static LRESULT Child_OnSize(HWND hwnd)
{
HHInfo *info = (HHInfo*)GetWindowLongPtrW(hwnd, 0);
RECT rect;
if(!info || hwnd != info->WinType.hwndNavigation)
return 0;
GetClientRect(hwnd, &rect);
SetWindowPos(info->hwndTabCtrl, HWND_TOP, 0, 0,
rect.right - TAB_RIGHT_PADDING,
rect.bottom - TAB_TOP_PADDING, SWP_NOMOVE);
ResizeTabChild(info, TAB_CONTENTS);
ResizeTabChild(info, TAB_INDEX);
ResizeTabChild(info, TAB_SEARCH);
return 0;
}
static LRESULT OnTabChange(HWND hwnd)
{
HHInfo *info = (HHInfo*)GetWindowLongPtrW(hwnd, 0);
int tab_id, tab_index, i;
TRACE("%p\n", hwnd);
if (!info)
return 0;
if(info->tabs[info->current_tab].hwnd)
ShowWindow(info->tabs[info->current_tab].hwnd, SW_HIDE);
tab_id = (int) SendMessageW(info->hwndTabCtrl, TCM_GETCURSEL, 0, 0);
/* convert the ID of the tab to an index in our tab list */
tab_index = -1;
for (i=0; i<TAB_NUMTABS; i++)
{
if (info->tabs[i].id == tab_id)
{
tab_index = i;
break;
}
}
if (tab_index == -1)
{
FIXME("Tab ID %d does not correspond to a valid index in the tab list.\n", tab_id);
return 0;
}
info->current_tab = tab_index;
if(info->tabs[info->current_tab].hwnd)
ShowWindow(info->tabs[info->current_tab].hwnd, SW_SHOW);
return 0;
}
static LRESULT OnTopicChange(HHInfo *info, void *user_data)
{
LPCWSTR chmfile = NULL, name = NULL, local = NULL;
ContentItem *citer;
SearchItem *siter;
IndexItem *iiter;
if(!user_data || !info)
return 0;
switch (info->current_tab)
{
case TAB_CONTENTS:
citer = (ContentItem *) user_data;
name = citer->name;
local = citer->local;
while(citer) {
if(citer->merge.chm_file) {
chmfile = citer->merge.chm_file;
break;
}
citer = citer->parent;
}
break;
case TAB_INDEX:
iiter = (IndexItem *) user_data;
if(iiter->nItems == 0) {
FIXME("No entries for this item!\n");
return 0;
}
if(iiter->nItems > 1) {
int i = 0;
LVITEMW lvi;
SendMessageW(info->popup.hwndList, LVM_DELETEALLITEMS, 0, 0);
for(i=0;i<iiter->nItems;i++) {
IndexSubItem *item = &iiter->items[i];
WCHAR *name = iiter->keyword;
if(!item->name)
item->name = GetDocumentTitle(info->pCHMInfo, item->local);
if(item->name)
name = item->name;
memset(&lvi, 0, sizeof(lvi));
lvi.iItem = i;
lvi.mask = LVIF_TEXT|LVIF_PARAM;
lvi.cchTextMax = lstrlenW(name)+1;
lvi.pszText = name;
lvi.lParam = (LPARAM) item;
SendMessageW(info->popup.hwndList, LVM_INSERTITEMW, 0, (LPARAM)&lvi);
}
ShowWindow(info->popup.hwndPopup, SW_SHOW);
return 0;
}
name = iiter->items[0].name;
local = iiter->items[0].local;
chmfile = iiter->merge.chm_file;
break;
case TAB_SEARCH:
siter = (SearchItem *) user_data;
name = siter->filename;
local = siter->filename;
chmfile = info->pCHMInfo->szFile;
break;
default:
FIXME("Unhandled operation for this tab!\n");
return 0;
}
if(!chmfile)
{
FIXME("No help file found for this item!\n");
return 0;
}
TRACE("name %s loal %s\n", debugstr_w(name), debugstr_w(local));
NavigateToChm(info, chmfile, local);
return 0;
}
/* Capture the Enter/Return key and send it up to Child_WndProc as an NM_RETURN message */
static LRESULT CALLBACK EditChild_WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
WNDPROC editWndProc = (WNDPROC)GetWindowLongPtrW(hWnd, GWLP_USERDATA);
if(message == WM_KEYUP && wParam == VK_RETURN)
{
NMHDR nmhdr;
nmhdr.hwndFrom = hWnd;
nmhdr.code = NM_RETURN;
SendMessageW(GetParent(GetParent(hWnd)), WM_NOTIFY, wParam, (LPARAM)&nmhdr);
}
return editWndProc(hWnd, message, wParam, lParam);
}
static LRESULT CALLBACK Child_WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_PAINT:
return Child_OnPaint(hWnd);
case WM_SIZE:
return Child_OnSize(hWnd);
case WM_NOTIFY: {
HHInfo *info = (HHInfo*)GetWindowLongPtrW(hWnd, 0);
NMHDR *nmhdr = (NMHDR*)lParam;
switch(nmhdr->code) {
case TCN_SELCHANGE:
return OnTabChange(hWnd);
case TVN_SELCHANGEDW:
return OnTopicChange(info, (void*)((NMTREEVIEWW *)lParam)->itemNew.lParam);
case TVN_ITEMEXPANDINGW: {
TVITEMW *item = &((NMTREEVIEWW *)lParam)->itemNew;
HWND hwndTreeView = info->tabs[TAB_CONTENTS].hwnd;
item->mask = TVIF_IMAGE|TVIF_SELECTEDIMAGE;
if (item->state & TVIS_EXPANDED)
{
item->iImage = HHTV_FOLDER;
item->iSelectedImage = HHTV_FOLDER;
}
else
{
item->iImage = HHTV_OPENFOLDER;
item->iSelectedImage = HHTV_OPENFOLDER;
}
SendMessageW(hwndTreeView, TVM_SETITEMW, 0, (LPARAM)item);
return 0;
}
case NM_DBLCLK:
if(!info)
return 0;
switch(info->current_tab)
{
case TAB_INDEX:
return OnTopicChange(info, (void*)((NMITEMACTIVATE *)lParam)->lParam);
case TAB_SEARCH:
return OnTopicChange(info, (void*)((NMITEMACTIVATE *)lParam)->lParam);
}
break;
case NM_RETURN:
if(!info)
return 0;
switch(info->current_tab) {
case TAB_INDEX: {
HWND hwndList = info->tabs[TAB_INDEX].hwnd;
LVITEMW lvItem;
lvItem.iItem = (int) SendMessageW(hwndList, LVM_GETSELECTIONMARK, 0, 0);
lvItem.mask = TVIF_PARAM;
SendMessageW(hwndList, LVM_GETITEMW, 0, (LPARAM)&lvItem);
OnTopicChange(info, (void*) lvItem.lParam);
return 0;
}
case TAB_SEARCH: {
if(nmhdr->hwndFrom == info->search.hwndEdit) {
char needle[100];
DWORD i, len;
len = GetWindowTextA(info->search.hwndEdit, needle, sizeof(needle));
if(!len)
{
FIXME("Unable to get search text.\n");
return 0;
}
/* Convert the requested text for comparison later against the
* lower case version of HTML file contents.
*/
for(i=0;i<len;i++)
needle[i] = tolower(needle[i]);
InitSearch(info, needle);
return 0;
}else if(nmhdr->hwndFrom == info->search.hwndList) {
HWND hwndList = info->search.hwndList;
LVITEMW lvItem;
lvItem.iItem = (int) SendMessageW(hwndList, LVM_GETSELECTIONMARK, 0, 0);
lvItem.mask = TVIF_PARAM;
SendMessageW(hwndList, LVM_GETITEMW, 0, (LPARAM)&lvItem);
OnTopicChange(info, (void*) lvItem.lParam);
return 0;
}
break;
}
}
break;
}
break;
}
default:
return DefWindowProcW(hWnd, message, wParam, lParam);
}
return 0;
}
static void HH_RegisterChildWndClass(HHInfo *pHHInfo)
{
WNDCLASSEXW wcex;
wcex.cbSize = sizeof(WNDCLASSEXW);
wcex.style = 0;
wcex.lpfnWndProc = Child_WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = sizeof(LONG_PTR);
wcex.hInstance = hhctrl_hinstance;
wcex.hIcon = LoadIconW(NULL, (LPCWSTR)IDI_APPLICATION);
wcex.hCursor = LoadCursorW(NULL, (LPCWSTR)IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
wcex.lpszMenuName = NULL;
wcex.lpszClassName = szChildClass;
wcex.hIconSm = LoadIconW(NULL, (LPCWSTR)IDI_APPLICATION);
RegisterClassExW(&wcex);
}
/* Toolbar */
#define ICON_SIZE 20
static void DisplayPopupMenu(HHInfo *info)
{
HMENU menu, submenu;
TBBUTTONINFOW button;
MENUITEMINFOW item;
POINT coords;
RECT rect;
DWORD index;
menu = LoadMenuW(hhctrl_hinstance, MAKEINTRESOURCEW(MENU_POPUP));
if (!menu)
return;
submenu = GetSubMenu(menu, 0);
/* Update the Show/Hide menu item */
item.cbSize = sizeof(MENUITEMINFOW);
item.fMask = MIIM_FTYPE | MIIM_STATE | MIIM_STRING;
item.fType = MFT_STRING;
item.fState = MF_ENABLED;
if (info->WinType.fNotExpanded)
item.dwTypeData = HH_LoadString(IDS_SHOWTABS);
else
item.dwTypeData = HH_LoadString(IDS_HIDETABS);
SetMenuItemInfoW(submenu, IDTB_EXPAND, FALSE, &item);
heap_free(item.dwTypeData);
/* Find the index toolbar button */
button.cbSize = sizeof(TBBUTTONINFOW);
button.dwMask = TBIF_COMMAND;
index = SendMessageW(info->WinType.hwndToolBar, TB_GETBUTTONINFOW, IDTB_OPTIONS, (LPARAM) &button);
if (index == -1)
return;
/* Get position */
SendMessageW(info->WinType.hwndToolBar, TB_GETITEMRECT, index, (LPARAM) &rect);
coords.x = rect.left;
coords.y = rect.bottom;
ClientToScreen(info->WinType.hwndToolBar, &coords);
TrackPopupMenu(submenu, TPM_LEFTALIGN | TPM_TOPALIGN | TPM_LEFTBUTTON | TPM_NOANIMATION, coords.x, coords.y, 0, info->WinType.hwndHelp, NULL);
}
static void TB_OnClick(HWND hWnd, DWORD dwID)
{
HHInfo *info = (HHInfo *)GetWindowLongPtrW(hWnd, 0);
switch (dwID)
{
case IDTB_STOP:
DoPageAction(info->web_browser, WB_STOP);
break;
case IDTB_REFRESH:
DoPageAction(info->web_browser, WB_REFRESH);
break;
case IDTB_BACK:
DoPageAction(info->web_browser, WB_GOBACK);
break;
case IDTB_HOME:
NavigateToChm(info, info->pCHMInfo->szFile, info->WinType.pszHome);
break;
case IDTB_FORWARD:
DoPageAction(info->web_browser, WB_GOFORWARD);
break;
case IDTB_PRINT:
DoPageAction(info->web_browser, WB_PRINT);
break;
case IDTB_EXPAND:
case IDTB_CONTRACT:
ExpandContract(info);
break;
case IDTB_SYNC:
DoSync(info);
break;
case IDTB_OPTIONS:
DisplayPopupMenu(info);
break;
case IDTB_NOTES:
case IDTB_CONTENTS:
case IDTB_INDEX:
case IDTB_SEARCH:
case IDTB_HISTORY:
case IDTB_FAVORITES:
/* These are officially unimplemented as of the Windows 7 SDK */
break;
case IDTB_BROWSE_FWD:
case IDTB_BROWSE_BACK:
case IDTB_JUMP1:
case IDTB_JUMP2:
case IDTB_CUSTOMIZE:
case IDTB_ZOOM:
case IDTB_TOC_NEXT:
case IDTB_TOC_PREV:
break;
}
}
static void TB_AddButton(TBBUTTON *pButtons, DWORD dwIndex, DWORD dwID, DWORD dwBitmap)
{
pButtons[dwIndex].iBitmap = dwBitmap;
pButtons[dwIndex].idCommand = dwID;
pButtons[dwIndex].fsState = TBSTATE_ENABLED;
pButtons[dwIndex].fsStyle = BTNS_BUTTON;
pButtons[dwIndex].dwData = 0;
pButtons[dwIndex].iString = 0;
}
static void TB_AddButtonsFromFlags(HHInfo *pHHInfo, TBBUTTON *pButtons, DWORD dwButtonFlags, LPDWORD pdwNumButtons)
{
int nHistBitmaps = 0, nStdBitmaps = 0, nHHBitmaps = 0;
HWND hToolbar = pHHInfo->WinType.hwndToolBar;
TBADDBITMAP tbAB;
DWORD unsupported;
/* Common bitmaps */
tbAB.hInst = HINST_COMMCTRL;
tbAB.nID = IDB_HIST_LARGE_COLOR;
nHistBitmaps = SendMessageW(hToolbar, TB_ADDBITMAP, 0, (LPARAM)&tbAB);
tbAB.nID = IDB_STD_LARGE_COLOR;
nStdBitmaps = SendMessageW(hToolbar, TB_ADDBITMAP, 0, (LPARAM)&tbAB);
/* hhctrl.ocx bitmaps */
tbAB.hInst = hhctrl_hinstance;
tbAB.nID = IDB_HHTOOLBAR;
nHHBitmaps = SendMessageW(hToolbar, TB_ADDBITMAP, HHTB_NUMBITMAPS, (LPARAM)&tbAB);
*pdwNumButtons = 0;
unsupported = dwButtonFlags & (HHWIN_BUTTON_BROWSE_FWD |
HHWIN_BUTTON_BROWSE_BCK | HHWIN_BUTTON_NOTES | HHWIN_BUTTON_CONTENTS |
HHWIN_BUTTON_INDEX | HHWIN_BUTTON_SEARCH | HHWIN_BUTTON_HISTORY |
HHWIN_BUTTON_FAVORITES | HHWIN_BUTTON_JUMP1 | HHWIN_BUTTON_JUMP2 |
HHWIN_BUTTON_ZOOM | HHWIN_BUTTON_TOC_NEXT | HHWIN_BUTTON_TOC_PREV);
if (unsupported)
FIXME("got asked for unsupported buttons: %06x\n", unsupported);
if (dwButtonFlags & HHWIN_BUTTON_EXPAND)
{
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_EXPAND, nHHBitmaps + HHTB_EXPAND);
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_CONTRACT, nHHBitmaps + HHTB_CONTRACT);
if (pHHInfo->WinType.fNotExpanded)
pButtons[1].fsState |= TBSTATE_HIDDEN;
else
pButtons[0].fsState |= TBSTATE_HIDDEN;
}
if (dwButtonFlags & HHWIN_BUTTON_BACK)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_BACK, nHistBitmaps + HIST_BACK);
if (dwButtonFlags & HHWIN_BUTTON_FORWARD)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_FORWARD, nHistBitmaps + HIST_FORWARD);
if (dwButtonFlags & HHWIN_BUTTON_STOP)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_STOP, nHHBitmaps + HHTB_STOP);
if (dwButtonFlags & HHWIN_BUTTON_REFRESH)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_REFRESH, nHHBitmaps + HHTB_REFRESH);
if (dwButtonFlags & HHWIN_BUTTON_HOME)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_HOME, nHHBitmaps + HHTB_HOME);
if (dwButtonFlags & HHWIN_BUTTON_SYNC)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_SYNC, nHHBitmaps + HHTB_SYNC);
if (dwButtonFlags & HHWIN_BUTTON_OPTIONS)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_OPTIONS, nStdBitmaps + STD_PROPERTIES);
if (dwButtonFlags & HHWIN_BUTTON_PRINT)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_PRINT, nStdBitmaps + STD_PRINT);
}
static BOOL HH_AddToolbar(HHInfo *pHHInfo)
{
HWND hToolbar;
HWND hwndParent = pHHInfo->WinType.hwndHelp;
DWORD toolbarFlags;
TBBUTTON buttons[IDTB_TOC_PREV - IDTB_EXPAND];
DWORD dwStyles, dwExStyles;
DWORD dwNumButtons, dwIndex;
if (pHHInfo->WinType.fsWinProperties & HHWIN_PARAM_TB_FLAGS)
toolbarFlags = pHHInfo->WinType.fsToolBarFlags;
else
toolbarFlags = HHWIN_DEF_BUTTONS;
dwStyles = WS_CHILDWINDOW | TBSTYLE_FLAT | TBSTYLE_WRAPABLE | TBSTYLE_TOOLTIPS | CCS_NODIVIDER;
dwExStyles = WS_EX_LEFT | WS_EX_LTRREADING | WS_EX_RIGHTSCROLLBAR;
hToolbar = CreateWindowExW(dwExStyles, TOOLBARCLASSNAMEW, NULL, dwStyles,
0, 0, 0, 0, hwndParent, NULL,
hhctrl_hinstance, NULL);
if (!hToolbar)
return FALSE;
pHHInfo->WinType.hwndToolBar = hToolbar;
SendMessageW(hToolbar, TB_SETBITMAPSIZE, 0, MAKELONG(ICON_SIZE, ICON_SIZE));
SendMessageW(hToolbar, TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
SendMessageW(hToolbar, WM_SETFONT, (WPARAM)pHHInfo->hFont, TRUE);
TB_AddButtonsFromFlags(pHHInfo, buttons, toolbarFlags, &dwNumButtons);
for (dwIndex = 0; dwIndex < dwNumButtons; dwIndex++)
{
LPWSTR szBuf = HH_LoadString(buttons[dwIndex].idCommand);
DWORD dwLen = lstrlenW(szBuf);
szBuf[dwLen + 1] = 0; /* Double-null terminate */
buttons[dwIndex].iString = (DWORD)SendMessageW(hToolbar, TB_ADDSTRINGW, 0, (LPARAM)szBuf);
heap_free(szBuf);
}
SendMessageW(hToolbar, TB_ADDBUTTONSW, dwNumButtons, (LPARAM)buttons);
SendMessageW(hToolbar, TB_AUTOSIZE, 0, 0);
if (pHHInfo->WinType.fsWinProperties & HHWIN_PROP_TRI_PANE)
ShowWindow(hToolbar, SW_SHOW);
return TRUE;
}
/* Navigation Pane */
static void NP_GetNavigationRect(HHInfo *pHHInfo, RECT *rc)
{
HWND hwndParent = pHHInfo->WinType.hwndHelp;
HWND hwndToolbar = pHHInfo->WinType.hwndToolBar;
RECT rectWND, rectTB;
GetClientRect(hwndParent, &rectWND);
GetClientRect(hwndToolbar, &rectTB);
rc->left = 0;
rc->top = rectTB.bottom;
rc->bottom = rectWND.bottom - rectTB.bottom;
if (!(pHHInfo->WinType.fsValidMembers & HHWIN_PARAM_NAV_WIDTH) &&
pHHInfo->WinType.iNavWidth == 0)
{
pHHInfo->WinType.iNavWidth = WINTYPE_DEFAULT_NAVWIDTH;
}
rc->right = pHHInfo->WinType.iNavWidth;
}
static DWORD NP_CreateTab(HINSTANCE hInstance, HWND hwndTabCtrl, DWORD index)
{
TCITEMW tie;
LPWSTR tabText = HH_LoadString(index);
DWORD ret;
tie.mask = TCIF_TEXT;
tie.pszText = tabText;
ret = SendMessageW( hwndTabCtrl, TCM_INSERTITEMW, index, (LPARAM)&tie );
heap_free(tabText);
return ret;
}
static BOOL HH_AddNavigationPane(HHInfo *info)
{
HWND hWnd, hwndTabCtrl;
HWND hwndParent = info->WinType.hwndHelp;
DWORD dwStyles = WS_CHILDWINDOW;
DWORD dwExStyles = WS_EX_LEFT | WS_EX_LTRREADING | WS_EX_RIGHTSCROLLBAR;
RECT rc;
if (navigation_visible(info))
dwStyles |= WS_VISIBLE;
NP_GetNavigationRect(info, &rc);
hWnd = CreateWindowExW(dwExStyles, szChildClass, szEmpty, dwStyles,
rc.left, rc.top, rc.right, rc.bottom,
hwndParent, NULL, hhctrl_hinstance, NULL);
if (!hWnd)
return FALSE;
SetWindowLongPtrW(hWnd, 0, (LONG_PTR)info);
hwndTabCtrl = CreateWindowExW(dwExStyles, WC_TABCONTROLW, szEmpty, dwStyles | WS_VISIBLE,
0, TAB_TOP_PADDING,
rc.right - TAB_RIGHT_PADDING,
rc.bottom - TAB_TOP_PADDING,
hWnd, NULL, hhctrl_hinstance, NULL);
if (!hwndTabCtrl)
return FALSE;
if (*info->WinType.pszToc)
info->tabs[TAB_CONTENTS].id = NP_CreateTab(hhctrl_hinstance, hwndTabCtrl, IDS_CONTENTS);
if (*info->WinType.pszIndex)
info->tabs[TAB_INDEX].id = NP_CreateTab(hhctrl_hinstance, hwndTabCtrl, IDS_INDEX);
if (info->WinType.fsWinProperties & HHWIN_PROP_TAB_SEARCH)
info->tabs[TAB_SEARCH].id = NP_CreateTab(hhctrl_hinstance, hwndTabCtrl, IDS_SEARCH);
if (info->WinType.fsWinProperties & HHWIN_PROP_TAB_FAVORITES)
info->tabs[TAB_FAVORITES].id = NP_CreateTab(hhctrl_hinstance, hwndTabCtrl, IDS_FAVORITES);
SendMessageW(hwndTabCtrl, WM_SETFONT, (WPARAM)info->hFont, TRUE);
info->hwndTabCtrl = hwndTabCtrl;
info->WinType.hwndNavigation = hWnd;
return TRUE;
}
/* HTML Pane */
static void HP_GetHTMLRect(HHInfo *info, RECT *rc)
{
RECT rectTB, rectWND, rectNP, rectSB;
GetClientRect(info->WinType.hwndHelp, &rectWND);
GetClientRect(info->hwndSizeBar, &rectSB);
rc->left = 0;
rc->top = 0;
if (navigation_visible(info))
{
GetClientRect(info->WinType.hwndNavigation, &rectNP);
rc->left += rectNP.right + rectSB.right;
}
if (info->WinType.fsWinProperties & HHWIN_PROP_TRI_PANE)
{
GetClientRect(info->WinType.hwndToolBar, &rectTB);
rc->top += rectTB.bottom;
}
rc->right = rectWND.right - rc->left;
rc->bottom = rectWND.bottom - rc->top;
}
static BOOL HH_AddHTMLPane(HHInfo *pHHInfo)
{
HWND hWnd;
HWND hwndParent = pHHInfo->WinType.hwndHelp;
DWORD dwStyles = WS_CHILDWINDOW | WS_VISIBLE | WS_CLIPCHILDREN;
DWORD dwExStyles = WS_EX_LEFT | WS_EX_LTRREADING | WS_EX_RIGHTSCROLLBAR | WS_EX_CLIENTEDGE;
RECT rc;
HP_GetHTMLRect(pHHInfo, &rc);
hWnd = CreateWindowExW(dwExStyles, szChildClass, szEmpty, dwStyles,
rc.left, rc.top, rc.right, rc.bottom,
hwndParent, NULL, hhctrl_hinstance, NULL);
if (!hWnd)
return FALSE;
if (!InitWebBrowser(pHHInfo, hWnd))
return FALSE;
/* store the pointer to the HH info struct */
SetWindowLongPtrW(hWnd, 0, (LONG_PTR)pHHInfo);
ShowWindow(hWnd, SW_SHOW);
UpdateWindow(hWnd);
pHHInfo->WinType.hwndHTML = hWnd;
return TRUE;
}
static BOOL AddContentTab(HHInfo *info)
{
HIMAGELIST hImageList;
HBITMAP hBitmap;
HWND hWnd;
if(info->tabs[TAB_CONTENTS].id == -1)
return TRUE; /* No "Contents" tab */
hWnd = CreateWindowExW(WS_EX_CLIENTEDGE, WC_TREEVIEWW, szEmpty, WS_CHILD | WS_BORDER | TVS_LINESATROOT
| TVS_SHOWSELALWAYS | TVS_HASBUTTONS, 50, 50, 100, 100,
info->WinType.hwndNavigation, NULL, hhctrl_hinstance, NULL);
if(!hWnd) {
ERR("Could not create treeview control\n");
return FALSE;
}
hImageList = ImageList_Create(16, 16, ILC_COLOR32, 0, HHTV_NUMBITMAPS);
hBitmap = LoadBitmapW(hhctrl_hinstance, MAKEINTRESOURCEW(IDB_HHTREEVIEW));
ImageList_Add(hImageList, hBitmap, NULL);
SendMessageW(hWnd, TVM_SETIMAGELIST, TVSIL_NORMAL, (LPARAM)hImageList);
info->contents.hImageList = hImageList;
info->tabs[TAB_CONTENTS].hwnd = hWnd;
ResizeTabChild(info, TAB_CONTENTS);
ShowWindow(hWnd, SW_SHOW);
return TRUE;
}
static BOOL AddIndexTab(HHInfo *info)
{
char hidden_column[] = "Column";
LVCOLUMNA lvc;
if(info->tabs[TAB_INDEX].id == -1)
return TRUE; /* No "Index" tab */
info->tabs[TAB_INDEX].hwnd = CreateWindowExW(WS_EX_CLIENTEDGE, WC_LISTVIEWW,
szEmpty, WS_CHILD | WS_BORDER | LVS_SINGLESEL | LVS_REPORT | LVS_NOCOLUMNHEADER, 50, 50, 100, 100,
info->WinType.hwndNavigation, NULL, hhctrl_hinstance, NULL);
if(!info->tabs[TAB_INDEX].hwnd) {
ERR("Could not create ListView control\n");
return FALSE;
}
memset(&lvc, 0, sizeof(lvc));
lvc.mask = LVCF_TEXT;
lvc.pszText = hidden_column;
if(SendMessageW(info->tabs[TAB_INDEX].hwnd, LVM_INSERTCOLUMNA, 0, (LPARAM) &lvc) == -1)
{
ERR("Could not create ListView column\n");
return FALSE;
}
ResizeTabChild(info, TAB_INDEX);
ShowWindow(info->tabs[TAB_INDEX].hwnd, SW_HIDE);
return TRUE;
}
static BOOL AddSearchTab(HHInfo *info)
{
HWND hwndList, hwndEdit, hwndContainer;
char hidden_column[] = "Column";
WNDPROC editWndProc;
LVCOLUMNA lvc;
if(info->tabs[TAB_SEARCH].id == -1)
return TRUE; /* No "Search" tab */
hwndContainer = CreateWindowExW(WS_EX_CONTROLPARENT, szChildClass, szEmpty,
WS_CHILD, 0, 0, 0, 0, info->WinType.hwndNavigation,
NULL, hhctrl_hinstance, NULL);
if(!hwndContainer) {
ERR("Could not create search window container control.\n");
return FALSE;
}
hwndEdit = CreateWindowExW(WS_EX_CLIENTEDGE, WC_EDITW, szEmpty, WS_CHILD
| WS_VISIBLE | ES_LEFT | SS_NOTIFY, 0, 0, 0, 0,
hwndContainer, NULL, hhctrl_hinstance, NULL);
if(!hwndEdit) {
ERR("Could not create search ListView control.\n");
return FALSE;
}
if(SendMessageW(hwndEdit, WM_SETFONT, (WPARAM) info->hFont, (LPARAM) FALSE) == -1)
{
ERR("Could not set font for edit control.\n");
return FALSE;
}
editWndProc = (WNDPROC) SetWindowLongPtrW(hwndEdit, GWLP_WNDPROC, (LONG_PTR)EditChild_WndProc);
if(!editWndProc) {
ERR("Could not redirect messages for edit control.\n");
return FALSE;
}
SetWindowLongPtrW(hwndEdit, GWLP_USERDATA, (LONG_PTR)editWndProc);
hwndList = CreateWindowExW(WS_EX_CLIENTEDGE, WC_LISTVIEWW, szEmpty,
WS_CHILD | WS_VISIBLE | WS_BORDER | LVS_SINGLESEL
| LVS_REPORT | LVS_NOCOLUMNHEADER, 0, 0, 0, 0,
hwndContainer, NULL, hhctrl_hinstance, NULL);
if(!hwndList) {
ERR("Could not create search ListView control.\n");
return FALSE;
}
memset(&lvc, 0, sizeof(lvc));
lvc.mask = LVCF_TEXT;
lvc.pszText = hidden_column;
if(SendMessageW(hwndList, LVM_INSERTCOLUMNA, 0, (LPARAM) &lvc) == -1)
{
ERR("Could not create ListView column\n");
return FALSE;
}
info->search.hwndEdit = hwndEdit;
info->search.hwndList = hwndList;
info->search.hwndContainer = hwndContainer;
info->tabs[TAB_SEARCH].hwnd = hwndContainer;
SetWindowLongPtrW(hwndContainer, 0, (LONG_PTR)info);
ResizeTabChild(info, TAB_SEARCH);
return TRUE;
}
/* The Index tab's sub-topic popup */
static void ResizePopupChild(HHInfo *info)
{
int scroll_width = GetSystemMetrics(SM_CXVSCROLL);
int border_width = GetSystemMetrics(SM_CXBORDER);
int edge_width = GetSystemMetrics(SM_CXEDGE);
INT width, height;
RECT rect;
if(!info)
return;
GetClientRect(info->popup.hwndPopup, &rect);
SetWindowPos(info->popup.hwndCallback, HWND_TOP, 0, 0,
rect.right, rect.bottom, SWP_NOMOVE);
rect.left = TAB_MARGIN;
rect.top = TAB_TOP_PADDING + TAB_MARGIN;
rect.right -= TAB_RIGHT_PADDING + TAB_MARGIN;
rect.bottom -= TAB_MARGIN;
width = rect.right-rect.left;
height = rect.bottom-rect.top;
SetWindowPos(info->popup.hwndList, NULL, rect.left, rect.top, width, height,
SWP_NOZORDER | SWP_NOACTIVATE);
SendMessageW(info->popup.hwndList, LVM_SETCOLUMNWIDTH, 0,
width-scroll_width-2*border_width-2*edge_width);
}
static LRESULT CALLBACK HelpPopup_WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
HHInfo *info = (HHInfo *)GetWindowLongPtrW(hWnd, 0);
switch (message)
{
case WM_SIZE:
ResizePopupChild(info);
return 0;
case WM_DESTROY:
DestroyWindow(hWnd);
return 0;
case WM_CLOSE:
ShowWindow(hWnd, SW_HIDE);
return 0;
default:
return DefWindowProcW(hWnd, message, wParam, lParam);
}
return 0;
}
static LRESULT CALLBACK PopupChild_WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_NOTIFY: {
NMHDR *nmhdr = (NMHDR*)lParam;
switch(nmhdr->code)
{
case NM_DBLCLK: {
HHInfo *info = (HHInfo*)GetWindowLongPtrW(hWnd, 0);
IndexSubItem *iter;
if(info == 0 || lParam == 0)
return 0;
iter = (IndexSubItem*) ((NMITEMACTIVATE *)lParam)->lParam;
if(iter == 0)
return 0;
NavigateToChm(info, info->index->merge.chm_file, iter->local);
ShowWindow(info->popup.hwndPopup, SW_HIDE);
return 0;
}
case NM_RETURN: {
HHInfo *info = (HHInfo*)GetWindowLongPtrW(hWnd, 0);
IndexSubItem *iter;
LVITEMW lvItem;
if(info == 0)
return 0;
lvItem.iItem = (int) SendMessageW(info->popup.hwndList, LVM_GETSELECTIONMARK, 0, 0);
lvItem.mask = TVIF_PARAM;
SendMessageW(info->popup.hwndList, LVM_GETITEMW, 0, (LPARAM)&lvItem);
iter = (IndexSubItem*) lvItem.lParam;
NavigateToChm(info, info->index->merge.chm_file, iter->local);
ShowWindow(info->popup.hwndPopup, SW_HIDE);
return 0;
}
}
break;
}
default:
return DefWindowProcW(hWnd, message, wParam, lParam);
}
return 0;
}
static BOOL AddIndexPopup(HHInfo *info)
{
static const WCHAR szPopupChildClass[] = {'H','H',' ','P','o','p','u','p',' ','C','h','i','l','d',0};
static const WCHAR windowCaptionW[] = {'S','e','l','e','c','t',' ','T','o','p','i','c',':',0};
static const WCHAR windowClassW[] = {'H','H',' ','P','o','p','u','p',0};
HWND hwndList, hwndPopup, hwndCallback;
char hidden_column[] = "Column";
WNDCLASSEXW wcex;
LVCOLUMNA lvc;
if(info->tabs[TAB_INDEX].id == -1)
return TRUE; /* No "Index" tab */
wcex.cbSize = sizeof(WNDCLASSEXW);
wcex.style = CS_HREDRAW | CS_VREDRAW;
wcex.lpfnWndProc = HelpPopup_WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = sizeof(LONG_PTR);
wcex.hInstance = hhctrl_hinstance;
wcex.hIcon = LoadIconW(NULL, (LPCWSTR)IDI_APPLICATION);
wcex.hCursor = LoadCursorW(NULL, (LPCWSTR)IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_MENU + 1);
wcex.lpszMenuName = NULL;
wcex.lpszClassName = windowClassW;
wcex.hIconSm = LoadIconW(NULL, (LPCWSTR)IDI_APPLICATION);
RegisterClassExW(&wcex);
wcex.cbSize = sizeof(WNDCLASSEXW);
wcex.style = 0;
wcex.lpfnWndProc = PopupChild_WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = sizeof(LONG_PTR);
wcex.hInstance = hhctrl_hinstance;
wcex.hIcon = LoadIconW(NULL, (LPCWSTR)IDI_APPLICATION);
wcex.hCursor = LoadCursorW(NULL, (LPCWSTR)IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
wcex.lpszMenuName = NULL;
wcex.lpszClassName = szPopupChildClass;
wcex.hIconSm = LoadIconW(NULL, (LPCWSTR)IDI_APPLICATION);
RegisterClassExW(&wcex);
hwndPopup = CreateWindowExW(WS_EX_LEFT | WS_EX_LTRREADING | WS_EX_APPWINDOW
| WS_EX_WINDOWEDGE | WS_EX_RIGHTSCROLLBAR,
windowClassW, windowCaptionW, WS_POPUPWINDOW
| WS_OVERLAPPEDWINDOW | WS_VISIBLE
| WS_CLIPSIBLINGS | WS_CLIPCHILDREN, CW_USEDEFAULT,
CW_USEDEFAULT, 300, 200, info->WinType.hwndHelp,
NULL, hhctrl_hinstance, NULL);
if (!hwndPopup)
return FALSE;
hwndCallback = CreateWindowExW(WS_EX_LEFT | WS_EX_LTRREADING | WS_EX_RIGHTSCROLLBAR,
szPopupChildClass, szEmpty, WS_CHILDWINDOW | WS_VISIBLE,
0, 0, 0, 0,
hwndPopup, NULL, hhctrl_hinstance, NULL);
if (!hwndCallback)
return FALSE;
ShowWindow(hwndPopup, SW_HIDE);
hwndList = CreateWindowExW(WS_EX_CLIENTEDGE, WC_LISTVIEWW, szEmpty,
WS_CHILD | WS_BORDER | LVS_SINGLESEL | LVS_REPORT
| LVS_NOCOLUMNHEADER, 50, 50, 100, 100,
hwndCallback, NULL, hhctrl_hinstance, NULL);
if(!hwndList) {
ERR("Could not create popup ListView control\n");
return FALSE;
}
memset(&lvc, 0, sizeof(lvc));
lvc.mask = LVCF_TEXT;
lvc.pszText = hidden_column;
if(SendMessageW(hwndList, LVM_INSERTCOLUMNA, 0, (LPARAM) &lvc) == -1)
{
ERR("Could not create popup ListView column\n");
return FALSE;
}
info->popup.hwndCallback = hwndCallback;
info->popup.hwndPopup = hwndPopup;
info->popup.hwndList = hwndList;
SetWindowLongPtrW(hwndPopup, 0, (LONG_PTR)info);
SetWindowLongPtrW(hwndCallback, 0, (LONG_PTR)info);
ResizePopupChild(info);
ShowWindow(hwndList, SW_SHOW);
return TRUE;
}
/* Viewer Window */
static void ExpandContract(HHInfo *pHHInfo)
{
RECT r, nav;
pHHInfo->WinType.fNotExpanded = !pHHInfo->WinType.fNotExpanded;
GetWindowRect(pHHInfo->WinType.hwndHelp, &r);
NP_GetNavigationRect(pHHInfo, &nav);
/* hide/show both the nav bar and the size bar */
if (pHHInfo->WinType.fNotExpanded)
{
ShowWindow(pHHInfo->WinType.hwndNavigation, SW_HIDE);
ShowWindow(pHHInfo->hwndSizeBar, SW_HIDE);
r.left = r.left + nav.right;
SendMessageW(pHHInfo->WinType.hwndToolBar, TB_HIDEBUTTON, IDTB_EXPAND, MAKELPARAM(FALSE, 0));
SendMessageW(pHHInfo->WinType.hwndToolBar, TB_HIDEBUTTON, IDTB_CONTRACT, MAKELPARAM(TRUE, 0));
}
else
{
ShowWindow(pHHInfo->WinType.hwndNavigation, SW_SHOW);
ShowWindow(pHHInfo->hwndSizeBar, SW_SHOW);
r.left = r.left - nav.right;
SendMessageW(pHHInfo->WinType.hwndToolBar, TB_HIDEBUTTON, IDTB_EXPAND, MAKELPARAM(TRUE, 0));
SendMessageW(pHHInfo->WinType.hwndToolBar, TB_HIDEBUTTON, IDTB_CONTRACT, MAKELPARAM(FALSE, 0));
}
MoveWindow(pHHInfo->WinType.hwndHelp, r.left, r.top, r.right-r.left, r.bottom-r.top, TRUE);
}
static LRESULT Help_OnSize(HWND hWnd)
{
HHInfo *pHHInfo = (HHInfo *)GetWindowLongPtrW(hWnd, 0);
DWORD dwSize;
RECT rc;
if (!pHHInfo)
return 0;
if (navigation_visible(pHHInfo))
{
NP_GetNavigationRect(pHHInfo, &rc);
SetWindowPos(pHHInfo->WinType.hwndNavigation, HWND_TOP, 0, 0,
rc.right, rc.bottom, SWP_NOMOVE);
SB_GetSizeBarRect(pHHInfo, &rc);
SetWindowPos(pHHInfo->hwndSizeBar, HWND_TOP, rc.left, rc.top,
rc.right, rc.bottom, SWP_SHOWWINDOW);
}
HP_GetHTMLRect(pHHInfo, &rc);
SetWindowPos(pHHInfo->WinType.hwndHTML, HWND_TOP, rc.left, rc.top,
rc.right, rc.bottom, SWP_SHOWWINDOW);
/* Resize browser window taking the frame size into account */
dwSize = GetSystemMetrics(SM_CXFRAME);
ResizeWebBrowser(pHHInfo, rc.right - dwSize, rc.bottom - dwSize);
return 0;
}
void UpdateHelpWindow(HHInfo *info)
{
if (!info->WinType.hwndHelp)
return;
WARN("Only the size of the window is currently updated.\n");
if (info->WinType.fsValidMembers & HHWIN_PARAM_RECT)
{
RECT *rect = &info->WinType.rcWindowPos;
INT x, y, width, height;
x = rect->left;
y = rect->top;
width = rect->right - x;
height = rect->bottom - y;
SetWindowPos(info->WinType.hwndHelp, NULL, rect->left, rect->top, width, height,
SWP_NOZORDER | SWP_NOACTIVATE);
}
}
static LRESULT CALLBACK Help_WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_COMMAND:
if (HIWORD(wParam) == BN_CLICKED)
TB_OnClick(hWnd, LOWORD(wParam));
break;
case WM_SIZE:
return Help_OnSize(hWnd);
case WM_CLOSE:
ReleaseHelpViewer((HHInfo *)GetWindowLongPtrW(hWnd, 0));
return 0;
case WM_DESTROY:
if(hh_process)
PostQuitMessage(0);
break;
default:
return DefWindowProcW(hWnd, message, wParam, lParam);
}
return 0;
}
static BOOL HH_CreateHelpWindow(HHInfo *info)
{
HWND hWnd;
RECT winPos = info->WinType.rcWindowPos;
WNDCLASSEXW wcex;
DWORD dwStyles, dwExStyles;
DWORD x, y, width = 0, height = 0;
LPCWSTR caption;
static const WCHAR windowClassW[] = {
'H','H',' ', 'P','a','r','e','n','t',0
};
wcex.cbSize = sizeof(WNDCLASSEXW);
wcex.style = CS_HREDRAW | CS_VREDRAW;
wcex.lpfnWndProc = Help_WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = sizeof(LONG_PTR);
wcex.hInstance = hhctrl_hinstance;
wcex.hIcon = LoadIconW(NULL, (LPCWSTR)IDI_APPLICATION);
wcex.hCursor = LoadCursorW(NULL, (LPCWSTR)IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_MENU + 1);
wcex.lpszMenuName = NULL;
wcex.lpszClassName = windowClassW;
wcex.hIconSm = LoadIconW(NULL, (LPCWSTR)IDI_APPLICATION);
RegisterClassExW(&wcex);
/* Read in window parameters if available */
if (info->WinType.fsValidMembers & HHWIN_PARAM_STYLES)
{
dwStyles = info->WinType.dwStyles;
if (!(info->WinType.dwStyles & WS_CHILD))
dwStyles |= WS_OVERLAPPEDWINDOW;
}
else
dwStyles = WS_OVERLAPPEDWINDOW | WS_VISIBLE |
WS_CLIPSIBLINGS | WS_CLIPCHILDREN;
if (info->WinType.fsValidMembers & HHWIN_PARAM_EXSTYLES)
dwExStyles = info->WinType.dwExStyles;
else
dwExStyles = WS_EX_LEFT | WS_EX_LTRREADING | WS_EX_APPWINDOW |
WS_EX_WINDOWEDGE | WS_EX_RIGHTSCROLLBAR;
if (info->WinType.fsValidMembers & HHWIN_PARAM_RECT)
{
x = winPos.left;
y = winPos.top;
width = winPos.right - x;
height = winPos.bottom - y;
}
if (!width || !height)
{
x = WINTYPE_DEFAULT_X;
y = WINTYPE_DEFAULT_Y;
width = WINTYPE_DEFAULT_WIDTH;
height = WINTYPE_DEFAULT_HEIGHT;
}
if (!(info->WinType.fsWinProperties & HHWIN_PROP_TRI_PANE) && info->WinType.fNotExpanded)
{
if (!(info->WinType.fsValidMembers & HHWIN_PARAM_NAV_WIDTH) &&
info->WinType.iNavWidth == 0)
{
info->WinType.iNavWidth = WINTYPE_DEFAULT_NAVWIDTH;
}
x += info->WinType.iNavWidth;
width -= info->WinType.iNavWidth;
}
caption = info->WinType.pszCaption;
if (!*caption) caption = info->pCHMInfo->defTitle;
hWnd = CreateWindowExW(dwExStyles, windowClassW, caption, dwStyles, x, y, width, height,
info->WinType.hwndCaller, NULL, hhctrl_hinstance, NULL);
if (!hWnd)
return FALSE;
ShowWindow(hWnd, SW_SHOW);
UpdateWindow(hWnd);
/* store the pointer to the HH info struct */
SetWindowLongPtrW(hWnd, 0, (LONG_PTR)info);
info->WinType.hwndHelp = hWnd;
return TRUE;
}
static void HH_CreateFont(HHInfo *pHHInfo)
{
LOGFONTW lf;
GetObjectW(GetStockObject(DEFAULT_GUI_FONT), sizeof(LOGFONTW), &lf);
lf.lfWeight = FW_NORMAL;
lf.lfItalic = FALSE;
lf.lfUnderline = FALSE;
pHHInfo->hFont = CreateFontIndirectW(&lf);
}
static void HH_InitRequiredControls(DWORD dwControls)
{
INITCOMMONCONTROLSEX icex;
icex.dwSize = sizeof(INITCOMMONCONTROLSEX);
icex.dwICC = dwControls;
InitCommonControlsEx(&icex);
}
/* Creates the whole package */
static BOOL CreateViewer(HHInfo *pHHInfo)
{
HH_CreateFont(pHHInfo);
if (!HH_CreateHelpWindow(pHHInfo))
return FALSE;
HH_InitRequiredControls(ICC_BAR_CLASSES);
if (!HH_AddToolbar(pHHInfo))
return FALSE;
HH_RegisterChildWndClass(pHHInfo);
if (!HH_AddNavigationPane(pHHInfo))
return FALSE;
HH_RegisterSizeBarClass(pHHInfo);
if (!HH_AddSizeBar(pHHInfo))
return FALSE;
if (!HH_AddHTMLPane(pHHInfo))
return FALSE;
if (!AddContentTab(pHHInfo))
return FALSE;
if (!AddIndexTab(pHHInfo))
return FALSE;
if (!AddIndexPopup(pHHInfo))
return FALSE;
if (!AddSearchTab(pHHInfo))
return FALSE;
InitContent(pHHInfo);
InitIndex(pHHInfo);
pHHInfo->viewer_initialized = TRUE;
return TRUE;
}
void wintype_stringsW_free(struct wintype_stringsW *stringsW)
{
heap_free(stringsW->pszType);
heap_free(stringsW->pszCaption);
heap_free(stringsW->pszToc);
heap_free(stringsW->pszIndex);
heap_free(stringsW->pszFile);
heap_free(stringsW->pszHome);
heap_free(stringsW->pszJump1);
heap_free(stringsW->pszJump2);
heap_free(stringsW->pszUrlJump1);
heap_free(stringsW->pszUrlJump2);
}
void wintype_stringsA_free(struct wintype_stringsA *stringsA)
{
heap_free(stringsA->pszType);
heap_free(stringsA->pszCaption);
heap_free(stringsA->pszToc);
heap_free(stringsA->pszIndex);
heap_free(stringsA->pszFile);
heap_free(stringsA->pszHome);
heap_free(stringsA->pszJump1);
heap_free(stringsA->pszJump2);
heap_free(stringsA->pszUrlJump1);
heap_free(stringsA->pszUrlJump2);
heap_free(stringsA->pszCustomTabs);
}
void ReleaseHelpViewer(HHInfo *info)
{
TRACE("(%p)\n", info);
if (!info)
return;
list_remove(&info->entry);
wintype_stringsA_free(&info->stringsA);
wintype_stringsW_free(&info->stringsW);
if (info->pCHMInfo)
CloseCHM(info->pCHMInfo);
ReleaseWebBrowser(info);
ReleaseContent(info);
ReleaseIndex(info);
ReleaseSearch(info);
if(info->contents.hImageList)
ImageList_Destroy(info->contents.hImageList);
if(info->WinType.hwndHelp)
DestroyWindow(info->WinType.hwndHelp);
heap_free(info);
OleUninitialize();
}
HHInfo *CreateHelpViewer(HHInfo *info, LPCWSTR filename, HWND caller)
{
HHInfo *tmp_info;
unsigned int i;
if(!info)
{
info = heap_alloc_zero(sizeof(HHInfo));
list_add_tail(&window_list, &info->entry);
}
/* Set the invalid tab ID (-1) as the default value for all
* of the tabs, this matches a failed TCM_INSERTITEM call.
*/
for (i = 0; i < ARRAY_SIZE(info->tabs); i++)
info->tabs[i].id = -1;
OleInitialize(NULL);
info->pCHMInfo = OpenCHM(filename);
if(!info->pCHMInfo) {
ReleaseHelpViewer(info);
return NULL;
}
if (!LoadWinTypeFromCHM(info)) {
ReleaseHelpViewer(info);
return NULL;
}
info->WinType.hwndCaller = caller;
/* If the window is already open then load the file in that existing window */
if ((tmp_info = find_window(info->WinType.pszType)) && tmp_info != info)
{
ReleaseHelpViewer(info);
return CreateHelpViewer(tmp_info, filename, caller);
}
if(!info->viewer_initialized && !CreateViewer(info)) {
ReleaseHelpViewer(info);
return NULL;
}
return info;
}
/*
* Search the table of HTML entities and return the corresponding ANSI symbol.
*/
static char find_html_symbol(const char *entity, int entity_len)
{
int max = ARRAY_SIZE(html_encoded_symbols)-1;
int min = 0, dir;
while(min <= max)
{
int pos = (min+max)/2;
const char *encoded_symbol = html_encoded_symbols[pos].html_code;
dir = strncmp(encoded_symbol, entity, entity_len);
if(dir == 0 && !encoded_symbol[entity_len]) return html_encoded_symbols[pos].ansi_symbol;
if(dir < 0)
min = pos+1;
else
max = pos-1;
}
return 0;
}
/*
* Decode a string containing HTML encoded characters into a unicode string.
*/
WCHAR *decode_html(const char *html_fragment, int html_fragment_len, UINT code_page)
{
const char *h = html_fragment, *amp, *sem;
char symbol, *tmp;
int len, tmp_len = 0;
WCHAR *unicode_text;
tmp = heap_alloc(html_fragment_len+1);
while(1)
{
symbol = 0;
amp = strchr(h, '&');
if(!amp) break;
len = amp-h;
/* Copy the characters prior to the HTML encoded character */
memcpy(&tmp[tmp_len], h, len);
tmp_len += len;
amp++; /* skip ampersand */
sem = strchr(amp, ';');
/* Require a semicolon after the ampersand */
if(!sem)
{
h = amp;
tmp[tmp_len++] = '&';
continue;
}
/* Find the symbol either by using the ANSI character number (prefixed by the pound symbol)
* or by searching the HTML entity table */
len = sem-amp;
if(amp[0] == '#')
{
char *endnum = NULL;
int tmp;
tmp = (char) strtol(amp, &endnum, 10);
if(endnum == sem)
symbol = tmp;
}
else
symbol = find_html_symbol(amp, len);
if(!symbol)
{
FIXME("Failed to translate HTML encoded character '&%.*s;'.\n", len, amp);
h = amp;
tmp[tmp_len++] = '&';
continue;
}
/* Insert the new symbol */
h = sem+1;
tmp[tmp_len++] = symbol;
}
/* Convert any remaining characters */
len = html_fragment_len-(h-html_fragment);
memcpy(&tmp[tmp_len], h, len);
tmp_len += len;
tmp[tmp_len++] = 0; /* NULL-terminate the string */
len = MultiByteToWideChar(code_page, 0, tmp, tmp_len, NULL, 0);
unicode_text = heap_alloc(len*sizeof(WCHAR));
MultiByteToWideChar(code_page, 0, tmp, tmp_len, unicode_text, len);
heap_free(tmp);
return unicode_text;
}
/* Find the HTMLHelp structure for an existing window title */
HHInfo *find_window(const WCHAR *window)
{
HHInfo *info;
LIST_FOR_EACH_ENTRY(info, &window_list, HHInfo, entry)
{
if (lstrcmpW(info->WinType.pszType, window) == 0)
return info;
}
return NULL;
}
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