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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
*
* 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);
/* 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
static const WCHAR szEmpty[] = {0};
/* Loads a string from the resource file */
static LPWSTR HH_LoadString(DWORD dwID)
{
LPWSTR string = NULL;
int iSize;
iSize = LoadStringW(hhctrl_hinstance, dwID, NULL, 0);
iSize += 2; /* some strings (tab text) needs double-null termination */
string = heap_alloc(iSize * sizeof(WCHAR));
LoadStringW(hhctrl_hinstance, dwID, string, iSize);
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, &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;
hres = navigate_url(info, surl);
if(SUCCEEDED(hres))
return TRUE;
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;
}
BOOL NavigateToChm(HHInfo *info, LPCWSTR file, LPCWSTR index)
{
WCHAR buf[INTERNET_MAX_URL_LENGTH];
WCHAR full_path[MAX_PATH];
LPWSTR ptr;
static const WCHAR url_format[] =
{'m','k',':','@','M','S','I','T','S','t','o','r','e',':','%','s',':',':','%','s',0};
TRACE("%p %s %s\n", info, debugstr_w(file), debugstr_w(index));
if (!info->web_browser)
return FALSE;
if(!GetFullPathNameW(file, sizeof(full_path)/sizeof(full_path[0]), full_path, NULL)) {
WARN("GetFullPathName failed: %u\n", GetLastError());
return FALSE;
}
wsprintfW(buf, url_format, full_path, index);
/* FIXME: HACK */
if((ptr = strchrW(buf, '#')))
*ptr = 0;
return SUCCEEDED(navigate_url(info, buf));
}
/* 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, GWLP_USERDATA);
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 = 0;
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);
rc->left = rectNP.right;
rc->top = rectTB.bottom;
rc->bottom = rectWND.bottom - rectTB.bottom;
rc->right = SIZEBAR_WIDTH;
}
static BOOL HH_AddSizeBar(HHInfo *pHHInfo)
{
HWND hWnd;
HWND hwndParent = pHHInfo->WinType.hwndHelp;
DWORD dwStyles = WS_CHILDWINDOW | WS_VISIBLE | WS_OVERLAPPED;
DWORD dwExStyles = WS_EX_LEFT | WS_EX_LTRREADING | WS_EX_RIGHTSCROLLBAR;
RECT rc;
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, GWLP_USERDATA, (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, HWND hwnd)
{
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;
SetWindowPos(hwnd, NULL, rect.left, rect.top, rect.right-rect.left,
rect.bottom-rect.top, SWP_NOZORDER | SWP_NOACTIVATE);
}
static LRESULT Child_OnSize(HWND hwnd)
{
HHInfo *info = (HHInfo*)GetWindowLongPtrW(hwnd, GWLP_USERDATA);
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, info->tabs[TAB_CONTENTS].hwnd);
return 0;
}
static LRESULT OnTabChange(HWND hwnd)
{
HHInfo *info = (HHInfo*)GetWindowLongPtrW(hwnd, GWLP_USERDATA);
TRACE("%p\n", hwnd);
if (!info)
return 0;
if(info->tabs[info->current_tab].hwnd)
ShowWindow(info->tabs[info->current_tab].hwnd, SW_HIDE);
info->current_tab = SendMessageW(info->hwndTabCtrl, TCM_GETCURSEL, 0, 0);
if(info->tabs[info->current_tab].hwnd)
ShowWindow(info->tabs[info->current_tab].hwnd, SW_SHOW);
return 0;
}
static LRESULT OnTopicChange(HWND hwnd, ContentItem *item)
{
HHInfo *info = (HHInfo*)GetWindowLongPtrW(hwnd, GWLP_USERDATA);
LPCWSTR chmfile = NULL;
ContentItem *iter = item;
if(!item || !info)
return 0;
TRACE("name %s loal %s\n", debugstr_w(item->name), debugstr_w(item->local));
while(iter) {
if(iter->merge.chm_file) {
chmfile = iter->merge.chm_file;
break;
}
iter = iter->parent;
}
NavigateToChm(info, chmfile, item->local);
return 0;
}
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: {
NMHDR *nmhdr = (NMHDR*)lParam;
switch(nmhdr->code) {
case TCN_SELCHANGE:
return OnTabChange(hWnd);
case TVN_SELCHANGEDW:
return OnTopicChange(hWnd, (ContentItem*)((NMTREEVIEWW *)lParam)->itemNew.lParam);
}
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 = 0;
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 TB_OnClick(HWND hWnd, DWORD dwID)
{
HHInfo *info = (HHInfo *)GetWindowLongPtrW(hWnd, GWLP_USERDATA);
switch (dwID)
{
case IDTB_STOP:
DoPageAction(info, WB_STOP);
break;
case IDTB_REFRESH:
DoPageAction(info, WB_REFRESH);
break;
case IDTB_BACK:
DoPageAction(info, WB_GOBACK);
break;
case IDTB_HOME:
NavigateToChm(info, info->pCHMInfo->szFile, info->WinType.pszHome);
break;
case IDTB_FORWARD:
DoPageAction(info, WB_GOFORWARD);
break;
case IDTB_EXPAND:
case IDTB_CONTRACT:
case IDTB_SYNC:
case IDTB_PRINT:
case IDTB_OPTIONS:
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)
{
/* FIXME: Load the correct button bitmaps */
pButtons[dwIndex].iBitmap = STD_PRINT;
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(TBBUTTON *pButtons, DWORD dwButtonFlags, LPDWORD pdwNumButtons)
{
*pdwNumButtons = 0;
if (dwButtonFlags & HHWIN_BUTTON_EXPAND)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_EXPAND);
if (dwButtonFlags & HHWIN_BUTTON_BACK)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_BACK);
if (dwButtonFlags & HHWIN_BUTTON_FORWARD)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_FORWARD);
if (dwButtonFlags & HHWIN_BUTTON_STOP)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_STOP);
if (dwButtonFlags & HHWIN_BUTTON_REFRESH)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_REFRESH);
if (dwButtonFlags & HHWIN_BUTTON_HOME)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_HOME);
if (dwButtonFlags & HHWIN_BUTTON_SYNC)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_SYNC);
if (dwButtonFlags & HHWIN_BUTTON_OPTIONS)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_OPTIONS);
if (dwButtonFlags & HHWIN_BUTTON_PRINT)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_PRINT);
if (dwButtonFlags & HHWIN_BUTTON_JUMP1)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_JUMP1);
if (dwButtonFlags & HHWIN_BUTTON_JUMP2)
TB_AddButton(pButtons,(*pdwNumButtons)++, IDTB_JUMP2);
if (dwButtonFlags & HHWIN_BUTTON_ZOOM)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_ZOOM);
if (dwButtonFlags & HHWIN_BUTTON_TOC_NEXT)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_TOC_NEXT);
if (dwButtonFlags & HHWIN_BUTTON_TOC_PREV)
TB_AddButton(pButtons, (*pdwNumButtons)++, IDTB_TOC_PREV);
}
static BOOL HH_AddToolbar(HHInfo *pHHInfo)
{
HWND hToolbar;
HWND hwndParent = pHHInfo->WinType.hwndHelp;
DWORD toolbarFlags;
TBBUTTON buttons[IDTB_TOC_PREV - IDTB_EXPAND];
TBADDBITMAP tbAB;
DWORD dwStyles, dwExStyles;
DWORD dwNumButtons, dwIndex;
if (pHHInfo->WinType.fsWinProperties & HHWIN_PARAM_TB_FLAGS)
toolbarFlags = pHHInfo->WinType.fsToolBarFlags;
else
toolbarFlags = HHWIN_DEF_BUTTONS;
TB_AddButtonsFromFlags(buttons, toolbarFlags, &dwNumButtons);
dwStyles = WS_CHILDWINDOW | WS_VISIBLE | 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;
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);
/* FIXME: Load correct icons for all buttons */
tbAB.hInst = HINST_COMMCTRL;
tbAB.nID = IDB_STD_LARGE_COLOR;
SendMessageW(hToolbar, TB_ADDBITMAP, 0, (LPARAM)&tbAB);
for (dwIndex = 0; dwIndex < dwNumButtons; dwIndex++)
{
LPWSTR szBuf = HH_LoadString(buttons[dwIndex].idCommand);
DWORD dwLen = strlenW(szBuf);
szBuf[dwLen + 2] = 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);
ShowWindow(hToolbar, SW_SHOW);
pHHInfo->WinType.hwndToolBar = hToolbar;
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 | WS_VISIBLE;
DWORD dwExStyles = WS_EX_LEFT | WS_EX_LTRREADING | WS_EX_RIGHTSCROLLBAR;
RECT rc;
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, GWLP_USERDATA, (LONG_PTR)info);
hwndTabCtrl = CreateWindowExW(dwExStyles, WC_TABCONTROLW, szEmpty, dwStyles,
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->WinType.hwndToolBar, &rectTB);
GetClientRect(info->WinType.hwndNavigation, &rectNP);
GetClientRect(info->hwndSizeBar, &rectSB);
rc->left = rectNP.right + rectSB.right;
rc->top = rectTB.bottom;
rc->right = rectWND.right - rc->left;
rc->bottom = rectWND.bottom - rectTB.bottom;
}
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, GWLP_USERDATA, (LONG_PTR)pHHInfo);
ShowWindow(hWnd, SW_SHOW);
UpdateWindow(hWnd);
pHHInfo->WinType.hwndHTML = hWnd;
return TRUE;
}
static BOOL AddContentTab(HHInfo *info)
{
info->tabs[TAB_CONTENTS].hwnd = CreateWindowExW(WS_EX_CLIENTEDGE, WC_TREEVIEWW,
szEmpty, WS_CHILD | WS_BORDER | 0x25, 50, 50, 100, 100,
info->WinType.hwndNavigation, NULL, hhctrl_hinstance, NULL);
if(!info->tabs[TAB_CONTENTS].hwnd) {
ERR("Could not create treeview control\n");
return FALSE;
}
ResizeTabChild(info, info->tabs[TAB_CONTENTS].hwnd);
ShowWindow(info->tabs[TAB_CONTENTS].hwnd, SW_SHOW);
return TRUE;
}
/* Viewer Window */
static LRESULT Help_OnSize(HWND hWnd)
{
HHInfo *pHHInfo = (HHInfo *)GetWindowLongPtrW(hWnd, GWLP_USERDATA);
DWORD dwSize;
RECT rc;
if (!pHHInfo)
return 0;
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;
}
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, GWLP_USERDATA));
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, height;
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 = 0;
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;
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;
}
else
{
x = WINTYPE_DEFAULT_X;
y = WINTYPE_DEFAULT_Y;
width = WINTYPE_DEFAULT_WIDTH;
height = WINTYPE_DEFAULT_HEIGHT;
}
hWnd = CreateWindowExW(dwExStyles, windowClassW, info->WinType.pszCaption,
dwStyles, x, y, width, height, NULL, NULL, hhctrl_hinstance, NULL);
if (!hWnd)
return FALSE;
ShowWindow(hWnd, SW_SHOW);
UpdateWindow(hWnd);
/* store the pointer to the HH info struct */
SetWindowLongPtrW(hWnd, GWLP_USERDATA, (LONG_PTR)info);
info->WinType.hwndHelp = hWnd;
return TRUE;
}
static void HH_CreateFont(HHInfo *pHHInfo)
{
LOGFONTW lf;
GetObjectW(GetStockObject(ANSI_VAR_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;
InitContent(pHHInfo);
return TRUE;
}
void ReleaseHelpViewer(HHInfo *info)
{
TRACE("(%p)\n", info);
if (!info)
return;
/* Free allocated strings */
heap_free(info->pszType);
heap_free(info->pszCaption);
heap_free(info->pszToc);
heap_free(info->pszIndex);
heap_free(info->pszFile);
heap_free(info->pszHome);
heap_free(info->pszJump1);
heap_free(info->pszJump2);
heap_free(info->pszUrlJump1);
heap_free(info->pszUrlJump2);
if (info->pCHMInfo)
CloseCHM(info->pCHMInfo);
ReleaseWebBrowser(info);
ReleaseContent(info);
if(info->WinType.hwndHelp)
DestroyWindow(info->WinType.hwndHelp);
heap_free(info);
OleUninitialize();
}
HHInfo *CreateHelpViewer(LPCWSTR filename)
{
HHInfo *info = heap_alloc_zero(sizeof(HHInfo));
OleInitialize(NULL);
info->pCHMInfo = OpenCHM(filename);
if(!info->pCHMInfo) {
ReleaseHelpViewer(info);
return NULL;
}
if (!LoadWinTypeFromCHM(info)) {
ReleaseHelpViewer(info);
return NULL;
}
if(!CreateViewer(info)) {
ReleaseHelpViewer(info);
return NULL;
}
return info;
}
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