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windows-server-2003/public/sdk/inc/atl30/atlwin.h

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// This is a part of the Active Template Library.
// Copyright (C) 1996-1998 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Active Template Library Reference and related
// electronic documentation provided with the library.
// See these sources for detailed information regarding the
// Active Template Library product.
#ifndef __ATLWIN_H__
#define __ATLWIN_H__
#ifndef __cplusplus
#error ATL requires C++ compilation (use a .cpp suffix)
#endif
#ifndef __ATLBASE_H__
#error atlwin.h requires atlbase.h to be included first
#endif
struct _ATL_WNDCLASSINFOA;
struct _ATL_WNDCLASSINFOW;
#ifndef _ATL_DLL_IMPL
namespace ATL
{
#endif
ATLAPI_(ATOM) AtlModuleRegisterWndClassInfoA(_ATL_MODULE* pM, _ATL_WNDCLASSINFOA* p, WNDPROC* pProc);
ATLAPI_(ATOM) AtlModuleRegisterWndClassInfoW(_ATL_MODULE* pM, _ATL_WNDCLASSINFOW* p, WNDPROC* pProc);
#ifdef UNICODE
#define AtlModuleRegisterWndClassInfo AtlModuleRegisterWndClassInfoW
#else
#define AtlModuleRegisterWndClassInfo AtlModuleRegisterWndClassInfoA
#endif
#define HIMETRIC_PER_INCH 2540
#define MAP_PIX_TO_LOGHIM(x,ppli) ( (HIMETRIC_PER_INCH*(x) + ((ppli)>>1)) / (ppli) )
#define MAP_LOGHIM_TO_PIX(x,ppli) ( ((ppli)*(x) + HIMETRIC_PER_INCH/2) / HIMETRIC_PER_INCH )
ATLAPI_(HDC) AtlCreateTargetDC(HDC hdc, DVTARGETDEVICE* ptd);
ATLAPI_(void) AtlHiMetricToPixel(const SIZEL * lpSizeInHiMetric, LPSIZEL lpSizeInPix);
ATLAPI_(void) AtlPixelToHiMetric(const SIZEL * lpSizeInPix, LPSIZEL lpSizeInHiMetric);
#ifndef _ATL_DLL_IMPL
}; //namespace ATL
#endif
struct _ATL_WNDCLASSINFOA
{
WNDCLASSEXA m_wc;
LPCSTR m_lpszOrigName;
WNDPROC pWndProc;
LPCSTR m_lpszCursorID;
BOOL m_bSystemCursor;
ATOM m_atom;
CHAR m_szAutoName[sizeof("ATL:") + (sizeof(PVOID)*2)+1];
ATOM Register(WNDPROC* p)
{
return AtlModuleRegisterWndClassInfoA(&_Module, this, p);
}
};
struct _ATL_WNDCLASSINFOW
{
WNDCLASSEXW m_wc;
LPCWSTR m_lpszOrigName;
WNDPROC pWndProc;
LPCWSTR m_lpszCursorID;
BOOL m_bSystemCursor;
ATOM m_atom;
WCHAR m_szAutoName[sizeof("ATL:") + (sizeof(PVOID)*2)+1];
ATOM Register(WNDPROC* p)
{
return AtlModuleRegisterWndClassInfoW(&_Module, this, p);
}
};
namespace ATL
{
/////////////////////////////////////////////////////////////////////////////
// Forward declarations
class CWindow;
#ifndef _ATL_NO_HOSTING
template <class TBase = CWindow> class CAxWindowT;
#endif //!_ATL_NO_HOSTING
class CMessageMap;
class CDynamicChain;
typedef _ATL_WNDCLASSINFOA CWndClassInfoA;
typedef _ATL_WNDCLASSINFOW CWndClassInfoW;
#ifdef UNICODE
#define CWndClassInfo CWndClassInfoW
#else
#define CWndClassInfo CWndClassInfoA
#endif
template <class T, class TBase = CWindow, class TWinTraits = CControlWinTraits> class CWindowImpl;
template <class T, class TBase = CWindow> class CDialogImpl;
#ifndef _ATL_NO_HOSTING
template <class T, class TBase = CWindow> class CAxDialogImpl;
#endif //!_ATL_NO_HOSTING
template <WORD t_wDlgTemplateID, BOOL t_bCenter = TRUE> class CSimpleDialog;
template <class TBase = CWindow, class TWinTraits = CControlWinTraits> class CContainedWindowT;
/////////////////////////////////////////////////////////////////////////////
// CWindow - client side for a Windows window
class CWindow
{
public:
static RECT rcDefault;
HWND m_hWnd;
CWindow(HWND hWnd = NULL)
{
m_hWnd = hWnd;
}
CWindow& operator=(HWND hWnd)
{
m_hWnd = hWnd;
return *this;
}
static LPCTSTR GetWndClassName()
{
return NULL;
}
void Attach(HWND hWndNew)
{
ATLASSERT(::IsWindow(hWndNew));
m_hWnd = hWndNew;
}
HWND Detach()
{
HWND hWnd = m_hWnd;
m_hWnd = NULL;
return hWnd;
}
HWND Create(LPCTSTR lpstrWndClass, HWND hWndParent, RECT& rcPos, LPCTSTR szWindowName = NULL,
DWORD dwStyle = 0, DWORD dwExStyle = 0,
UINT nID = 0, LPVOID lpCreateParam = NULL)
{
m_hWnd = ::CreateWindowEx(dwExStyle, lpstrWndClass, szWindowName,
dwStyle, rcPos.left, rcPos.top, rcPos.right - rcPos.left,
rcPos.bottom - rcPos.top, hWndParent, (HMENU)(DWORD_PTR)nID,
_Module.GetModuleInstance(), lpCreateParam);
return m_hWnd;
}
HWND Create(LPCTSTR lpstrWndClass, HWND hWndParent, LPRECT lpRect = NULL, LPCTSTR szWindowName = NULL,
DWORD dwStyle = 0, DWORD dwExStyle = 0,
HMENU hMenu = NULL, LPVOID lpCreateParam = NULL)
{
if(lpRect == NULL)
lpRect = &rcDefault;
m_hWnd = ::CreateWindowEx(dwExStyle, lpstrWndClass, szWindowName,
dwStyle, lpRect->left, lpRect->top, lpRect->right - lpRect->left,
lpRect->bottom - lpRect->top, hWndParent, hMenu,
_Module.GetModuleInstance(), lpCreateParam);
return m_hWnd;
}
BOOL DestroyWindow()
{
ATLASSERT(::IsWindow(m_hWnd));
if(!::DestroyWindow(m_hWnd))
return FALSE;
m_hWnd = NULL;
return TRUE;
}
// Attributes
operator HWND() const { return m_hWnd; }
DWORD GetStyle() const
{
ATLASSERT(::IsWindow(m_hWnd));
return (DWORD)::GetWindowLong(m_hWnd, GWL_STYLE);
}
DWORD GetExStyle() const
{
ATLASSERT(::IsWindow(m_hWnd));
return (DWORD)::GetWindowLong(m_hWnd, GWL_EXSTYLE);
}
LONG GetWindowLong(int nIndex) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetWindowLong(m_hWnd, nIndex);
}
LONG SetWindowLong(int nIndex, LONG dwNewLong)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetWindowLong(m_hWnd, nIndex, dwNewLong);
}
WORD GetWindowWord(int nIndex) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetWindowWord(m_hWnd, nIndex);
}
WORD SetWindowWord(int nIndex, WORD wNewWord)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetWindowWord(m_hWnd, nIndex, wNewWord);
}
// Message Functions
LRESULT SendMessage(UINT message, WPARAM wParam = 0, LPARAM lParam = 0)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SendMessage(m_hWnd,message,wParam,lParam);
}
BOOL PostMessage(UINT message, WPARAM wParam = 0, LPARAM lParam = 0)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::PostMessage(m_hWnd,message,wParam,lParam);
}
BOOL SendNotifyMessage(UINT message, WPARAM wParam = 0, LPARAM lParam = 0)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SendNotifyMessage(m_hWnd, message, wParam, lParam);
}
// support for C style macros
static LRESULT SendMessage(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
ATLASSERT(::IsWindow(hWnd));
return ::SendMessage(hWnd, message, wParam, lParam);
}
// Window Text Functions
BOOL SetWindowText(LPCTSTR lpszString)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetWindowText(m_hWnd, lpszString);
}
int GetWindowText(LPTSTR lpszStringBuf, int nMaxCount) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetWindowText(m_hWnd, lpszStringBuf, nMaxCount);
}
int GetWindowTextLength() const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetWindowTextLength(m_hWnd);
}
// Font Functions
void SetFont(HFONT hFont, BOOL bRedraw = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
::SendMessage(m_hWnd, WM_SETFONT, (WPARAM)hFont, MAKELPARAM(bRedraw, 0));
}
HFONT GetFont() const
{
ATLASSERT(::IsWindow(m_hWnd));
return (HFONT)::SendMessage(m_hWnd, WM_GETFONT, 0, 0);
}
// Menu Functions (non-child windows only)
HMENU GetMenu() const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetMenu(m_hWnd);
}
BOOL SetMenu(HMENU hMenu)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetMenu(m_hWnd, hMenu);
}
BOOL DrawMenuBar()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::DrawMenuBar(m_hWnd);
}
HMENU GetSystemMenu(BOOL bRevert) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetSystemMenu(m_hWnd, bRevert);
}
BOOL HiliteMenuItem(HMENU hMenu, UINT uItemHilite, UINT uHilite)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::HiliteMenuItem(m_hWnd, hMenu, uItemHilite, uHilite);
}
// Window Size and Position Functions
BOOL IsIconic() const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::IsIconic(m_hWnd);
}
BOOL IsZoomed() const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::IsZoomed(m_hWnd);
}
BOOL MoveWindow(int x, int y, int nWidth, int nHeight, BOOL bRepaint = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::MoveWindow(m_hWnd, x, y, nWidth, nHeight, bRepaint);
}
BOOL MoveWindow(LPCRECT lpRect, BOOL bRepaint = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::MoveWindow(m_hWnd, lpRect->left, lpRect->top, lpRect->right - lpRect->left, lpRect->bottom - lpRect->top, bRepaint);
}
BOOL SetWindowPos(HWND hWndInsertAfter, int x, int y, int cx, int cy, UINT nFlags)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetWindowPos(m_hWnd, hWndInsertAfter, x, y, cx, cy, nFlags);
}
BOOL SetWindowPos(HWND hWndInsertAfter, LPCRECT lpRect, UINT nFlags)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetWindowPos(m_hWnd, hWndInsertAfter, lpRect->left, lpRect->top, lpRect->right - lpRect->left, lpRect->bottom - lpRect->top, nFlags);
}
UINT ArrangeIconicWindows()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ArrangeIconicWindows(m_hWnd);
}
BOOL BringWindowToTop()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::BringWindowToTop(m_hWnd);
}
BOOL GetWindowRect(LPRECT lpRect) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetWindowRect(m_hWnd, lpRect);
}
BOOL GetClientRect(LPRECT lpRect) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetClientRect(m_hWnd, lpRect);
}
BOOL GetWindowPlacement(WINDOWPLACEMENT FAR* lpwndpl) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetWindowPlacement(m_hWnd, lpwndpl);
}
BOOL SetWindowPlacement(const WINDOWPLACEMENT FAR* lpwndpl)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetWindowPlacement(m_hWnd, lpwndpl);
}
// Coordinate Mapping Functions
BOOL ClientToScreen(LPPOINT lpPoint) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ClientToScreen(m_hWnd, lpPoint);
}
BOOL ClientToScreen(LPRECT lpRect) const
{
ATLASSERT(::IsWindow(m_hWnd));
if(!::ClientToScreen(m_hWnd, (LPPOINT)lpRect))
return FALSE;
return ::ClientToScreen(m_hWnd, ((LPPOINT)lpRect)+1);
}
BOOL ScreenToClient(LPPOINT lpPoint) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ScreenToClient(m_hWnd, lpPoint);
}
BOOL ScreenToClient(LPRECT lpRect) const
{
ATLASSERT(::IsWindow(m_hWnd));
if(!::ScreenToClient(m_hWnd, (LPPOINT)lpRect))
return FALSE;
return ::ScreenToClient(m_hWnd, ((LPPOINT)lpRect)+1);
}
int MapWindowPoints(HWND hWndTo, LPPOINT lpPoint, UINT nCount) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::MapWindowPoints(m_hWnd, hWndTo, lpPoint, nCount);
}
int MapWindowPoints(HWND hWndTo, LPRECT lpRect) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::MapWindowPoints(m_hWnd, hWndTo, (LPPOINT)lpRect, 2);
}
// Update and Painting Functions
HDC BeginPaint(LPPAINTSTRUCT lpPaint)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::BeginPaint(m_hWnd, lpPaint);
}
void EndPaint(LPPAINTSTRUCT lpPaint)
{
ATLASSERT(::IsWindow(m_hWnd));
::EndPaint(m_hWnd, lpPaint);
}
HDC GetDC()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetDC(m_hWnd);
}
HDC GetWindowDC()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetWindowDC(m_hWnd);
}
int ReleaseDC(HDC hDC)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ReleaseDC(m_hWnd, hDC);
}
void Print(HDC hDC, DWORD dwFlags) const
{
ATLASSERT(::IsWindow(m_hWnd));
::SendMessage(m_hWnd, WM_PRINT, (WPARAM)hDC, dwFlags);
}
void PrintClient(HDC hDC, DWORD dwFlags) const
{
ATLASSERT(::IsWindow(m_hWnd));
::SendMessage(m_hWnd, WM_PRINTCLIENT, (WPARAM)hDC, dwFlags);
}
BOOL UpdateWindow()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::UpdateWindow(m_hWnd);
}
void SetRedraw(BOOL bRedraw = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
::SendMessage(m_hWnd, WM_SETREDRAW, (WPARAM)bRedraw, 0);
}
BOOL GetUpdateRect(LPRECT lpRect, BOOL bErase = FALSE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetUpdateRect(m_hWnd, lpRect, bErase);
}
int GetUpdateRgn(HRGN hRgn, BOOL bErase = FALSE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetUpdateRgn(m_hWnd, hRgn, bErase);
}
BOOL Invalidate(BOOL bErase = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::InvalidateRect(m_hWnd, NULL, bErase);
}
BOOL InvalidateRect(LPCRECT lpRect, BOOL bErase = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::InvalidateRect(m_hWnd, lpRect, bErase);
}
BOOL ValidateRect(LPCRECT lpRect)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ValidateRect(m_hWnd, lpRect);
}
void InvalidateRgn(HRGN hRgn, BOOL bErase = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
::InvalidateRgn(m_hWnd, hRgn, bErase);
}
BOOL ValidateRgn(HRGN hRgn)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ValidateRgn(m_hWnd, hRgn);
}
BOOL ShowWindow(int nCmdShow)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ShowWindow(m_hWnd, nCmdShow);
}
BOOL IsWindowVisible() const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::IsWindowVisible(m_hWnd);
}
BOOL ShowOwnedPopups(BOOL bShow = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ShowOwnedPopups(m_hWnd, bShow);
}
HDC GetDCEx(HRGN hRgnClip, DWORD flags)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetDCEx(m_hWnd, hRgnClip, flags);
}
BOOL LockWindowUpdate(BOOL bLock = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::LockWindowUpdate(bLock ? m_hWnd : NULL);
}
BOOL RedrawWindow(LPCRECT lpRectUpdate = NULL, HRGN hRgnUpdate = NULL, UINT flags = RDW_INVALIDATE | RDW_UPDATENOW | RDW_ERASE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::RedrawWindow(m_hWnd, lpRectUpdate, hRgnUpdate, flags);
}
// Timer Functions
UINT_PTR SetTimer(UINT_PTR nIDEvent, UINT nElapse)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetTimer(m_hWnd, nIDEvent, nElapse, NULL);
}
BOOL KillTimer(UINT_PTR nIDEvent)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::KillTimer(m_hWnd, nIDEvent);
}
// Window State Functions
BOOL IsWindowEnabled() const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::IsWindowEnabled(m_hWnd);
}
BOOL EnableWindow(BOOL bEnable = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::EnableWindow(m_hWnd, bEnable);
}
HWND SetActiveWindow()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetActiveWindow(m_hWnd);
}
HWND SetCapture()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetCapture(m_hWnd);
}
HWND SetFocus()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetFocus(m_hWnd);
}
// Dialog-Box Item Functions
BOOL CheckDlgButton(int nIDButton, UINT nCheck)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::CheckDlgButton(m_hWnd, nIDButton, nCheck);
}
BOOL CheckRadioButton(int nIDFirstButton, int nIDLastButton, int nIDCheckButton)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::CheckRadioButton(m_hWnd, nIDFirstButton, nIDLastButton, nIDCheckButton);
}
int DlgDirList(LPTSTR lpPathSpec, int nIDListBox, int nIDStaticPath, UINT nFileType)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::DlgDirList(m_hWnd, lpPathSpec, nIDListBox, nIDStaticPath, nFileType);
}
int DlgDirListComboBox(LPTSTR lpPathSpec, int nIDComboBox, int nIDStaticPath, UINT nFileType)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::DlgDirListComboBox(m_hWnd, lpPathSpec, nIDComboBox, nIDStaticPath, nFileType);
}
BOOL DlgDirSelect(LPTSTR lpString, int nCount, int nIDListBox)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::DlgDirSelectEx(m_hWnd, lpString, nCount, nIDListBox);
}
BOOL DlgDirSelectComboBox(LPTSTR lpString, int nCount, int nIDComboBox)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::DlgDirSelectComboBoxEx(m_hWnd, lpString, nCount, nIDComboBox);
}
UINT GetDlgItemInt(int nID, BOOL* lpTrans = NULL, BOOL bSigned = TRUE) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetDlgItemInt(m_hWnd, nID, lpTrans, bSigned);
}
UINT GetDlgItemText(int nID, LPTSTR lpStr, int nMaxCount) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetDlgItemText(m_hWnd, nID, lpStr, nMaxCount);
}
BOOL GetDlgItemText(int nID, BSTR& bstrText) const
{
ATLASSERT(::IsWindow(m_hWnd));
HWND hWndCtl = GetDlgItem(nID);
if(hWndCtl == NULL)
return FALSE;
return CWindow(hWndCtl).GetWindowText(bstrText);
}
HWND GetNextDlgGroupItem(HWND hWndCtl, BOOL bPrevious = FALSE) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetNextDlgGroupItem(m_hWnd, hWndCtl, bPrevious);
}
HWND GetNextDlgTabItem(HWND hWndCtl, BOOL bPrevious = FALSE) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetNextDlgTabItem(m_hWnd, hWndCtl, bPrevious);
}
UINT IsDlgButtonChecked(int nIDButton) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::IsDlgButtonChecked(m_hWnd, nIDButton);
}
LRESULT SendDlgItemMessage(int nID, UINT message, WPARAM wParam = 0, LPARAM lParam = 0)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SendDlgItemMessage(m_hWnd, nID, message, wParam, lParam);
}
BOOL SetDlgItemInt(int nID, UINT nValue, BOOL bSigned = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetDlgItemInt(m_hWnd, nID, nValue, bSigned);
}
BOOL SetDlgItemText(int nID, LPCTSTR lpszString)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetDlgItemText(m_hWnd, nID, lpszString);
}
#ifndef _ATL_NO_HOSTING
HRESULT GetDlgControl(int nID, REFIID iid, void** ppUnk)
{
ATLASSERT(::IsWindow(m_hWnd));
ATLASSERT(ppUnk != NULL);
HRESULT hr = E_FAIL;
HWND hWndCtrl = GetDlgItem(nID);
if (hWndCtrl != NULL)
{
if (ppUnk == NULL)
{
return E_POINTER;
}
*ppUnk = NULL;
CComPtr<IUnknown> spUnk;
hr = AtlAxGetControl(hWndCtrl, &spUnk);
if (SUCCEEDED(hr))
hr = spUnk->QueryInterface(iid, ppUnk);
}
return hr;
}
#endif //!_ATL_NO_HOSTING
// Scrolling Functions
int GetScrollPos(int nBar) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetScrollPos(m_hWnd, nBar);
}
BOOL GetScrollRange(int nBar, LPINT lpMinPos, LPINT lpMaxPos) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetScrollRange(m_hWnd, nBar, lpMinPos, lpMaxPos);
}
BOOL ScrollWindow(int xAmount, int yAmount, LPCRECT lpRect = NULL, LPCRECT lpClipRect = NULL)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ScrollWindow(m_hWnd, xAmount, yAmount, lpRect, lpClipRect);
}
int ScrollWindowEx(int dx, int dy, LPCRECT lpRectScroll, LPCRECT lpRectClip, HRGN hRgnUpdate, LPRECT lpRectUpdate, UINT uFlags)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ScrollWindowEx(m_hWnd, dx, dy, lpRectScroll, lpRectClip, hRgnUpdate, lpRectUpdate, uFlags);
}
int ScrollWindowEx(int dx, int dy, UINT uFlags, LPCRECT lpRectScroll = NULL, LPCRECT lpRectClip = NULL, HRGN hRgnUpdate = NULL, LPRECT lpRectUpdate = NULL)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ScrollWindowEx(m_hWnd, dx, dy, lpRectScroll, lpRectClip, hRgnUpdate, lpRectUpdate, uFlags);
}
int SetScrollPos(int nBar, int nPos, BOOL bRedraw = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetScrollPos(m_hWnd, nBar, nPos, bRedraw);
}
BOOL SetScrollRange(int nBar, int nMinPos, int nMaxPos, BOOL bRedraw = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetScrollRange(m_hWnd, nBar, nMinPos, nMaxPos, bRedraw);
}
BOOL ShowScrollBar(UINT nBar, BOOL bShow = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ShowScrollBar(m_hWnd, nBar, bShow);
}
BOOL EnableScrollBar(UINT uSBFlags, UINT uArrowFlags = ESB_ENABLE_BOTH)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::EnableScrollBar(m_hWnd, uSBFlags, uArrowFlags);
}
// Window Access Functions
HWND ChildWindowFromPoint(POINT point) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ChildWindowFromPoint(m_hWnd, point);
}
HWND ChildWindowFromPointEx(POINT point, UINT uFlags) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ChildWindowFromPointEx(m_hWnd, point, uFlags);
}
HWND GetTopWindow() const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetTopWindow(m_hWnd);
}
HWND GetWindow(UINT nCmd) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetWindow(m_hWnd, nCmd);
}
HWND GetLastActivePopup() const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetLastActivePopup(m_hWnd);
}
BOOL IsChild(HWND hWnd) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::IsChild(m_hWnd, hWnd);
}
HWND GetParent() const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetParent(m_hWnd);
}
HWND SetParent(HWND hWndNewParent)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetParent(m_hWnd, hWndNewParent);
}
// Window Tree Access
int GetDlgCtrlID() const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetDlgCtrlID(m_hWnd);
}
int SetDlgCtrlID(int nID)
{
ATLASSERT(::IsWindow(m_hWnd));
return (int)::SetWindowLong(m_hWnd, GWL_ID, nID);
}
HWND GetDlgItem(int nID) const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetDlgItem(m_hWnd, nID);
}
// Alert Functions
BOOL FlashWindow(BOOL bInvert)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::FlashWindow(m_hWnd, bInvert);
}
int MessageBox(LPCTSTR lpszText, LPCTSTR lpszCaption = _T(""), UINT nType = MB_OK)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::MessageBox(m_hWnd, lpszText, lpszCaption, nType);
}
// Clipboard Functions
BOOL ChangeClipboardChain(HWND hWndNewNext)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ChangeClipboardChain(m_hWnd, hWndNewNext);
}
HWND SetClipboardViewer()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetClipboardViewer(m_hWnd);
}
BOOL OpenClipboard()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::OpenClipboard(m_hWnd);
}
// Caret Functions
BOOL CreateCaret(HBITMAP hBitmap)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::CreateCaret(m_hWnd, hBitmap, 0, 0);
}
BOOL CreateSolidCaret(int nWidth, int nHeight)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::CreateCaret(m_hWnd, (HBITMAP)0, nWidth, nHeight);
}
BOOL CreateGrayCaret(int nWidth, int nHeight)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::CreateCaret(m_hWnd, (HBITMAP)1, nWidth, nHeight);
}
BOOL HideCaret()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::HideCaret(m_hWnd);
}
BOOL ShowCaret()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ShowCaret(m_hWnd);
}
#ifdef _INC_SHELLAPI
// Drag-Drop Functions
void DragAcceptFiles(BOOL bAccept = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd)); ::DragAcceptFiles(m_hWnd, bAccept);
}
#endif
// Icon Functions
HICON SetIcon(HICON hIcon, BOOL bBigIcon = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
return (HICON)::SendMessage(m_hWnd, WM_SETICON, bBigIcon, (LPARAM)hIcon);
}
HICON GetIcon(BOOL bBigIcon = TRUE) const
{
ATLASSERT(::IsWindow(m_hWnd));
return (HICON)::SendMessage(m_hWnd, WM_GETICON, bBigIcon, 0);
}
// Help Functions
BOOL WinHelp(LPCTSTR lpszHelp, UINT nCmd = HELP_CONTEXT, DWORD dwData = 0)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::WinHelp(m_hWnd, lpszHelp, nCmd, dwData);
}
BOOL SetWindowContextHelpId(DWORD dwContextHelpId)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetWindowContextHelpId(m_hWnd, dwContextHelpId);
}
DWORD GetWindowContextHelpId() const
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetWindowContextHelpId(m_hWnd);
}
// Hot Key Functions
int SetHotKey(WORD wVirtualKeyCode, WORD wModifiers)
{
ATLASSERT(::IsWindow(m_hWnd));
return (int)::SendMessage(m_hWnd, WM_SETHOTKEY, MAKEWORD(wVirtualKeyCode, wModifiers), 0);
}
DWORD GetHotKey() const
{
ATLASSERT(::IsWindow(m_hWnd));
return (DWORD)::SendMessage(m_hWnd, WM_GETHOTKEY, 0, 0);
}
// Misc. Operations
//N new
BOOL GetScrollInfo(int nBar, LPSCROLLINFO lpScrollInfo)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetScrollInfo(m_hWnd, nBar, lpScrollInfo);
}
BOOL SetScrollInfo(int nBar, LPSCROLLINFO lpScrollInfo, BOOL bRedraw = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetScrollInfo(m_hWnd, nBar, lpScrollInfo, bRedraw);
}
BOOL IsDialogMessage(LPMSG lpMsg)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::IsDialogMessage(m_hWnd, lpMsg);
}
void NextDlgCtrl() const
{
ATLASSERT(::IsWindow(m_hWnd));
::SendMessage(m_hWnd, WM_NEXTDLGCTL, 0, 0L);
}
void PrevDlgCtrl() const
{
ATLASSERT(::IsWindow(m_hWnd));
::SendMessage(m_hWnd, WM_NEXTDLGCTL, 1, 0L);
}
void GotoDlgCtrl(HWND hWndCtrl) const
{
ATLASSERT(::IsWindow(m_hWnd));
::SendMessage(m_hWnd, WM_NEXTDLGCTL, (WPARAM)hWndCtrl, 1L);
}
BOOL ResizeClient(int nWidth, int nHeight, BOOL bRedraw = TRUE)
{
ATLASSERT(::IsWindow(m_hWnd));
RECT rcWnd;
if(!GetClientRect(&rcWnd))
return FALSE;
if(nWidth != -1)
rcWnd.right = nWidth;
if(nHeight != -1)
rcWnd.bottom = nHeight;
if(!::AdjustWindowRectEx(&rcWnd, GetStyle(), (!(GetStyle() & WS_CHILD) && (GetMenu() != NULL)), GetExStyle()))
return FALSE;
UINT uFlags = SWP_NOZORDER | SWP_NOMOVE;
if(!bRedraw)
uFlags |= SWP_NOREDRAW;
return SetWindowPos(NULL, 0, 0, rcWnd.right - rcWnd.left, rcWnd.bottom - rcWnd.top, uFlags);
}
int GetWindowRgn(HRGN hRgn)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetWindowRgn(m_hWnd, hRgn);
}
int SetWindowRgn(HRGN hRgn, BOOL bRedraw = FALSE)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::SetWindowRgn(m_hWnd, hRgn, bRedraw);
}
HDWP DeferWindowPos(HDWP hWinPosInfo, HWND hWndInsertAfter, int x, int y, int cx, int cy, UINT uFlags)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::DeferWindowPos(hWinPosInfo, m_hWnd, hWndInsertAfter, x, y, cx, cy, uFlags);
}
DWORD GetWindowThreadID()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::GetWindowThreadProcessId(m_hWnd, NULL);
}
DWORD GetWindowProcessID()
{
ATLASSERT(::IsWindow(m_hWnd));
DWORD dwProcessID;
::GetWindowThreadProcessId(m_hWnd, &dwProcessID);
return dwProcessID;
}
BOOL IsWindow()
{
return ::IsWindow(m_hWnd);
}
BOOL IsWindowUnicode()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::IsWindowUnicode(m_hWnd);
}
BOOL IsParentDialog()
{
ATLASSERT(::IsWindow(m_hWnd));
TCHAR szBuf[8]; // "#32770" + NUL character
GetClassName(GetParent(), szBuf, sizeof(szBuf)/sizeof(TCHAR));
return lstrcmp(szBuf, _T("#32770")) == 0;
}
BOOL ShowWindowAsync(int nCmdShow)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::ShowWindowAsync(m_hWnd, nCmdShow);
}
HWND GetDescendantWindow(int nID) const
{
ATLASSERT(::IsWindow(m_hWnd));
// GetDlgItem recursive (return first found)
// breadth-first for 1 level, then depth-first for next level
// use GetDlgItem since it is a fast USER function
HWND hWndChild, hWndTmp;
CWindow wnd;
if((hWndChild = ::GetDlgItem(m_hWnd, nID)) != NULL)
{
if(::GetTopWindow(hWndChild) != NULL)
{
// children with the same ID as their parent have priority
wnd.Attach(hWndChild);
hWndTmp = wnd.GetDescendantWindow(nID);
if(hWndTmp != NULL)
return hWndTmp;
}
return hWndChild;
}
// walk each child
for(hWndChild = ::GetTopWindow(m_hWnd); hWndChild != NULL;
hWndChild = ::GetNextWindow(hWndChild, GW_HWNDNEXT))
{
wnd.Attach(hWndChild);
hWndTmp = wnd.GetDescendantWindow(nID);
if(hWndTmp != NULL)
return hWndTmp;
}
return NULL; // not found
}
void SendMessageToDescendants(UINT message, WPARAM wParam = 0, LPARAM lParam = 0, BOOL bDeep = TRUE)
{
CWindow wnd;
for(HWND hWndChild = ::GetTopWindow(m_hWnd); hWndChild != NULL;
hWndChild = ::GetNextWindow(hWndChild, GW_HWNDNEXT))
{
::SendMessage(hWndChild, message, wParam, lParam);
if(bDeep && ::GetTopWindow(hWndChild) != NULL)
{
// send to child windows after parent
wnd.Attach(hWndChild);
wnd.SendMessageToDescendants(message, wParam, lParam, bDeep);
}
}
}
BOOL CenterWindow(HWND hWndCenter = NULL)
{
ATLASSERT(::IsWindow(m_hWnd));
// determine owner window to center against
DWORD dwStyle = GetStyle();
if(hWndCenter == NULL)
{
if(dwStyle & WS_CHILD)
hWndCenter = ::GetParent(m_hWnd);
else
hWndCenter = ::GetWindow(m_hWnd, GW_OWNER);
}
// get coordinates of the window relative to its parent
RECT rcDlg;
::GetWindowRect(m_hWnd, &rcDlg);
RECT rcArea;
RECT rcCenter;
HWND hWndParent;
if(!(dwStyle & WS_CHILD))
{
// don't center against invisible or minimized windows
if(hWndCenter != NULL)
{
DWORD L_dwStyle = ::GetWindowLong(hWndCenter, GWL_STYLE);
if(!(L_dwStyle & WS_VISIBLE) || (L_dwStyle & WS_MINIMIZE))
hWndCenter = NULL;
}
// center within screen coordinates
::SystemParametersInfo(SPI_GETWORKAREA, NULL, &rcArea, NULL);
if(hWndCenter == NULL)
rcCenter = rcArea;
else
::GetWindowRect(hWndCenter, &rcCenter);
}
else
{
// center within parent client coordinates
hWndParent = ::GetParent(m_hWnd);
ATLASSERT(::IsWindow(hWndParent));
::GetClientRect(hWndParent, &rcArea);
ATLASSERT(::IsWindow(hWndCenter));
::GetClientRect(hWndCenter, &rcCenter);
::MapWindowPoints(hWndCenter, hWndParent, (POINT*)&rcCenter, 2);
}
int DlgWidth = rcDlg.right - rcDlg.left;
int DlgHeight = rcDlg.bottom - rcDlg.top;
// find dialog's upper left based on rcCenter
int xLeft = (rcCenter.left + rcCenter.right) / 2 - DlgWidth / 2;
int yTop = (rcCenter.top + rcCenter.bottom) / 2 - DlgHeight / 2;
// if the dialog is outside the screen, move it inside
if(xLeft < rcArea.left)
xLeft = rcArea.left;
else if(xLeft + DlgWidth > rcArea.right)
xLeft = rcArea.right - DlgWidth;
if(yTop < rcArea.top)
yTop = rcArea.top;
else if(yTop + DlgHeight > rcArea.bottom)
yTop = rcArea.bottom - DlgHeight;
// map screen coordinates to child coordinates
return ::SetWindowPos(m_hWnd, NULL, xLeft, yTop, -1, -1,
SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE);
}
BOOL ModifyStyle(DWORD dwRemove, DWORD dwAdd, UINT nFlags = 0)
{
ATLASSERT(::IsWindow(m_hWnd));
DWORD dwStyle = ::GetWindowLong(m_hWnd, GWL_STYLE);
DWORD dwNewStyle = (dwStyle & ~dwRemove) | dwAdd;
if(dwStyle == dwNewStyle)
return FALSE;
::SetWindowLong(m_hWnd, GWL_STYLE, dwNewStyle);
if(nFlags != 0)
{
::SetWindowPos(m_hWnd, NULL, 0, 0, 0, 0,
SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | nFlags);
}
return TRUE;
}
BOOL ModifyStyleEx(DWORD dwRemove, DWORD dwAdd, UINT nFlags = 0)
{
ATLASSERT(::IsWindow(m_hWnd));
DWORD dwStyle = ::GetWindowLong(m_hWnd, GWL_EXSTYLE);
DWORD dwNewStyle = (dwStyle & ~dwRemove) | dwAdd;
if(dwStyle == dwNewStyle)
return FALSE;
::SetWindowLong(m_hWnd, GWL_EXSTYLE, dwNewStyle);
if(nFlags != 0)
{
::SetWindowPos(m_hWnd, NULL, 0, 0, 0, 0,
SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | nFlags);
}
return TRUE;
}
BOOL GetWindowText(BSTR* pbstrText)
{
return GetWindowText(*pbstrText);
}
BOOL GetWindowText(BSTR& bstrText)
{
USES_CONVERSION;
ATLASSERT(::IsWindow(m_hWnd));
if (bstrText != NULL)
{
SysFreeString(bstrText);
bstrText = NULL;
}
int nLen = ::GetWindowTextLength(m_hWnd);
if(nLen == 0)
{
bstrText = ::SysAllocString(OLESTR(""));
return (bstrText != NULL) ? TRUE : FALSE;
}
LPTSTR lpszText = (LPTSTR)_alloca((nLen+1)*sizeof(TCHAR));
if(!::GetWindowText(m_hWnd, lpszText, nLen+1))
return FALSE;
bstrText = ::SysAllocString(T2OLE(lpszText));
return (bstrText != NULL) ? TRUE : FALSE;
}
HWND GetTopLevelParent() const
{
ATLASSERT(::IsWindow(m_hWnd));
HWND hWndParent = m_hWnd;
HWND hWndTmp;
while((hWndTmp = ::GetParent(hWndParent)) != NULL)
hWndParent = hWndTmp;
return hWndParent;
}
HWND GetTopLevelWindow() const
{
ATLASSERT(::IsWindow(m_hWnd));
HWND hWndParent;
HWND hWndTmp = m_hWnd;
do
{
hWndParent = hWndTmp;
hWndTmp = (::GetWindowLong(hWndParent, GWL_STYLE) & WS_CHILD) ? ::GetParent(hWndParent) : ::GetWindow(hWndParent, GW_OWNER);
}
while(hWndTmp != NULL);
return hWndParent;
}
};
_declspec(selectany) RECT CWindow::rcDefault = { CW_USEDEFAULT, CW_USEDEFAULT, 0, 0 };
/////////////////////////////////////////////////////////////////////////////
// CAxWindow - client side for an ActiveX host window
#ifndef _ATL_NO_HOSTING
template <class TBase /* = CWindow */>
class CAxWindowT : public TBase
{
public:
// Constructors
CAxWindowT(HWND hWnd = NULL) : TBase(hWnd)
{ }
CAxWindowT< TBase >& operator=(HWND hWnd)
{
m_hWnd = hWnd;
return *this;
}
// Attributes
static LPCTSTR GetWndClassName()
{
return _T("AtlAxWin");
}
// Operations
HWND Create(HWND hWndParent, RECT& rcPos, LPCTSTR szWindowName = NULL,
DWORD dwStyle = 0, DWORD dwExStyle = 0,
UINT nID = 0, LPVOID lpCreateParam = NULL)
{
return CWindow::Create(GetWndClassName(), hWndParent, rcPos, szWindowName, dwStyle, dwExStyle, nID, lpCreateParam);
}
HWND Create(HWND hWndParent, LPRECT lpRect = NULL, LPCTSTR szWindowName = NULL,
DWORD dwStyle = 0, DWORD dwExStyle = 0,
HMENU hMenu = NULL, LPVOID lpCreateParam = NULL)
{
return CWindow::Create(GetWndClassName(), hWndParent, lpRect, szWindowName, dwStyle, dwExStyle, hMenu, lpCreateParam);
}
HRESULT CreateControl(LPCOLESTR lpszName, IStream* pStream = NULL, IUnknown** ppUnkContainer = NULL)
{
ATLASSERT(::IsWindow(m_hWnd));
return AtlAxCreateControl(lpszName, m_hWnd, pStream, ppUnkContainer);
}
HRESULT CreateControl(DWORD dwResID, IStream* pStream = NULL, IUnknown** ppUnkContainer = NULL)
{
TCHAR szModule[_MAX_PATH];
DWORD len = GetModuleFileName(_Module.GetModuleInstance(), szModule, _MAX_PATH);
if (0 == len || (sizeof szModule / sizeof szModule[0]) == len)
{ // GetModuleFileName failed
return HRESULT_FROM_WIN32(::GetLastError());
}
CComBSTR bstrURL(OLESTR("res://"));
bstrURL.Append(szModule);
bstrURL.Append(OLESTR("/"));
TCHAR szResID[11];
wsprintf(szResID, _T("%0d"), dwResID);
bstrURL.Append(szResID);
ATLASSERT(::IsWindow(m_hWnd));
return AtlAxCreateControl(bstrURL, m_hWnd, pStream, ppUnkContainer);
}
HRESULT CreateControlEx(LPCOLESTR lpszName, IStream* pStream = NULL,
IUnknown** ppUnkContainer = NULL, IUnknown** ppUnkControl = NULL,
REFIID iidSink = IID_NULL, IUnknown* punkSink = NULL)
{
ATLASSERT(::IsWindow(m_hWnd));
return AtlAxCreateControlEx(lpszName, m_hWnd, pStream, ppUnkContainer, ppUnkControl, iidSink, punkSink);
}
HRESULT CreateControlEx(DWORD dwResID, IStream* pStream = NULL,
IUnknown** ppUnkContainer = NULL, IUnknown** ppUnkControl = NULL,
REFIID iidSink = IID_NULL, IUnknown* punkSink = NULL)
{
TCHAR szModule[_MAX_PATH];
DWORD len = GetModuleFileName(_Module.GetModuleInstance(), szModule, _MAX_PATH);
if (0 == len || (sizeof szModule / sizeof szModule[0]) == len)
{ // GetModuleFileName failed
return HRESULT_FROM_WIN32(::GetLastError());
}
CComBSTR bstrURL(OLESTR("res://"));
bstrURL.Append(szModule);
bstrURL.Append(OLESTR("/"));
TCHAR szResID[11];
wsprintf(szResID, _T("%0d"), dwResID);
bstrURL.Append(szResID);
ATLASSERT(::IsWindow(m_hWnd));
return AtlAxCreateControlEx(bstrURL, m_hWnd, pStream, ppUnkContainer, ppUnkControl, iidSink, punkSink);
}
HRESULT AttachControl(IUnknown* pControl, IUnknown** ppUnkContainer)
{
ATLASSERT(::IsWindow(m_hWnd));
return AtlAxAttachControl(pControl, m_hWnd, ppUnkContainer);
}
HRESULT QueryHost(REFIID iid, void** ppUnk)
{
ATLASSERT(ppUnk != NULL);
HRESULT hr;
if (NULL == ppUnk)
{
return E_POINTER;
}
*ppUnk = NULL;
CComPtr<IUnknown> spUnk;
hr = AtlAxGetHost(m_hWnd, &spUnk);
if (SUCCEEDED(hr))
hr = spUnk->QueryInterface(iid, ppUnk);
return hr;
}
template <class Q>
HRESULT QueryHost(Q** ppUnk)
{
return QueryHost(__uuidof(Q), (void**)ppUnk);
}
HRESULT QueryControl(REFIID iid, void** ppUnk)
{
ATLASSERT(ppUnk != NULL);
HRESULT hr;
if (NULL == ppUnk)
{
return E_POINTER;
}
*ppUnk = NULL;
CComPtr<IUnknown> spUnk;
hr = AtlAxGetControl(m_hWnd, &spUnk);
if (SUCCEEDED(hr))
hr = spUnk->QueryInterface(iid, ppUnk);
return hr;
}
template <class Q>
HRESULT QueryControl(Q** ppUnk)
{
return QueryControl(__uuidof(Q), (void**)ppUnk);
}
HRESULT SetExternalDispatch(IDispatch* pDisp)
{
HRESULT hr;
CComPtr<IAxWinHostWindow> spHost;
hr = QueryHost(IID_IAxWinHostWindow, (void**)&spHost);
if (SUCCEEDED(hr))
hr = spHost->SetExternalDispatch(pDisp);
return hr;
}
HRESULT SetExternalUIHandler(IDocHostUIHandlerDispatch* pUIHandler)
{
HRESULT hr;
CComPtr<IAxWinHostWindow> spHost;
hr = QueryHost(IID_IAxWinHostWindow, (void**)&spHost);
if (SUCCEEDED(hr))
hr = spHost->SetExternalUIHandler(pUIHandler);
return hr;
}
};
typedef CAxWindowT<CWindow> CAxWindow;
#endif //_ATL_NO_HOSTING
/////////////////////////////////////////////////////////////////////////////
// WindowProc thunks
class CWndProcThunk
{
public:
_AtlCreateWndData cd;
CStdCallThunk thunk;
void Init(WNDPROC proc, void* pThis)
{
thunk.Init((DWORD_PTR)proc, pThis);
}
};
/////////////////////////////////////////////////////////////////////////////
// CMessageMap - abstract class that provides an interface for message maps
class ATL_NO_VTABLE CMessageMap
{
public:
virtual BOOL ProcessWindowMessage(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam,
LRESULT& lResult, DWORD dwMsgMapID) = 0;
};
/////////////////////////////////////////////////////////////////////////////
// Message map
#define BEGIN_MSG_MAP(theClass) \
public: \
BOOL ProcessWindowMessage(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT& lResult, DWORD dwMsgMapID = 0) \
{ \
BOOL bHandled = TRUE; \
hWnd; \
uMsg; \
wParam; \
lParam; \
lResult; \
bHandled; \
switch(dwMsgMapID) \
{ \
case 0:
#define ALT_MSG_MAP(msgMapID) \
break; \
case msgMapID:
#define MESSAGE_HANDLER(msg, func) \
if(uMsg == msg) \
{ \
bHandled = TRUE; \
lResult = func(uMsg, wParam, lParam, bHandled); \
if(bHandled) \
return TRUE; \
}
#define MESSAGE_RANGE_HANDLER(msgFirst, msgLast, func) \
if(uMsg >= msgFirst && uMsg <= msgLast) \
{ \
bHandled = TRUE; \
lResult = func(uMsg, wParam, lParam, bHandled); \
if(bHandled) \
return TRUE; \
}
#define COMMAND_HANDLER(id, code, func) \
if(uMsg == WM_COMMAND && id == LOWORD(wParam) && code == HIWORD(wParam)) \
{ \
bHandled = TRUE; \
lResult = func(HIWORD(wParam), LOWORD(wParam), (HWND)lParam, bHandled); \
if(bHandled) \
return TRUE; \
}
#define COMMAND_ID_HANDLER(id, func) \
if(uMsg == WM_COMMAND && id == LOWORD(wParam)) \
{ \
bHandled = TRUE; \
lResult = func(HIWORD(wParam), LOWORD(wParam), (HWND)lParam, bHandled); \
if(bHandled) \
return TRUE; \
}
#define COMMAND_CODE_HANDLER(code, func) \
if(uMsg == WM_COMMAND && code == HIWORD(wParam)) \
{ \
bHandled = TRUE; \
lResult = func(HIWORD(wParam), LOWORD(wParam), (HWND)lParam, bHandled); \
if(bHandled) \
return TRUE; \
}
#define COMMAND_RANGE_HANDLER(idFirst, idLast, func) \
if(uMsg == WM_COMMAND && LOWORD(wParam) >= idFirst && LOWORD(wParam) <= idLast) \
{ \
bHandled = TRUE; \
lResult = func(HIWORD(wParam), LOWORD(wParam), (HWND)lParam, bHandled); \
if(bHandled) \
return TRUE; \
}
#define NOTIFY_HANDLER(id, cd, func) \
if(uMsg == WM_NOTIFY && id == ((LPNMHDR)lParam)->idFrom && cd == ((LPNMHDR)lParam)->code) \
{ \
bHandled = TRUE; \
lResult = func((int)wParam, (LPNMHDR)lParam, bHandled); \
if(bHandled) \
return TRUE; \
}
#define NOTIFY_ID_HANDLER(id, func) \
if(uMsg == WM_NOTIFY && id == ((LPNMHDR)lParam)->idFrom) \
{ \
bHandled = TRUE; \
lResult = func((int)wParam, (LPNMHDR)lParam, bHandled); \
if(bHandled) \
return TRUE; \
}
#define NOTIFY_CODE_HANDLER(cd, func) \
if(uMsg == WM_NOTIFY && cd == ((LPNMHDR)lParam)->code) \
{ \
bHandled = TRUE; \
lResult = func((int)wParam, (LPNMHDR)lParam, bHandled); \
if(bHandled) \
return TRUE; \
}
#define NOTIFY_RANGE_HANDLER(idFirst, idLast, func) \
if(uMsg == WM_NOTIFY && ((LPNMHDR)lParam)->idFrom >= idFirst && ((LPNMHDR)lParam)->idFrom <= idLast) \
{ \
bHandled = TRUE; \
lResult = func((int)wParam, (LPNMHDR)lParam, bHandled); \
if(bHandled) \
return TRUE; \
}
#define CHAIN_MSG_MAP(theChainClass) \
{ \
if(theChainClass::ProcessWindowMessage(hWnd, uMsg, wParam, lParam, lResult)) \
return TRUE; \
}
#define CHAIN_MSG_MAP_MEMBER(theChainMember) \
{ \
if(theChainMember.ProcessWindowMessage(hWnd, uMsg, wParam, lParam, lResult)) \
return TRUE; \
}
#define CHAIN_MSG_MAP_ALT(theChainClass, msgMapID) \
{ \
if(theChainClass::ProcessWindowMessage(hWnd, uMsg, wParam, lParam, lResult, msgMapID)) \
return TRUE; \
}
#define CHAIN_MSG_MAP_ALT_MEMBER(theChainMember, msgMapID) \
{ \
if(theChainMember.ProcessWindowMessage(hWnd, uMsg, wParam, lParam, lResult, msgMapID)) \
return TRUE; \
}
#define CHAIN_MSG_MAP_DYNAMIC(dynaChainID) \
{ \
if(CDynamicChain::CallChain(dynaChainID, hWnd, uMsg, wParam, lParam, lResult)) \
return TRUE; \
}
#define END_MSG_MAP() \
break; \
default: \
ATLTRACE2(atlTraceWindowing, 0, _T("Invalid message map ID (%i)\n"), dwMsgMapID); \
ATLASSERT(FALSE); \
break; \
} \
return FALSE; \
}
// Handler prototypes:
// LRESULT MessageHandler(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
// LRESULT CommandHandler(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled);
// LRESULT NotifyHandler(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);
// Empty message map macro
#define DECLARE_EMPTY_MSG_MAP() \
public: \
BOOL ProcessWindowMessage(HWND, UINT, WPARAM, LPARAM, LRESULT&, DWORD) \
{ \
return FALSE; \
}
// Message reflection macros
#define REFLECT_NOTIFICATIONS() \
{ \
bHandled = TRUE; \
lResult = ReflectNotifications(uMsg, wParam, lParam, bHandled); \
if(bHandled) \
return TRUE; \
}
#define DEFAULT_REFLECTION_HANDLER() \
if(DefaultReflectionHandler(hWnd, uMsg, wParam, lParam, lResult)) \
return TRUE;
/////////////////////////////////////////////////////////////////////////////
// CDynamicChain - provides support for dynamic chaining
class CDynamicChain
{
public:
struct ATL_CHAIN_ENTRY
{
DWORD m_dwChainID;
CMessageMap* m_pObject;
DWORD m_dwMsgMapID;
};
CSimpleArray<ATL_CHAIN_ENTRY*> m_aChainEntry;
CDynamicChain()
{ }
~CDynamicChain()
{
for(int i = 0; i < m_aChainEntry.GetSize(); i++)
{
if(m_aChainEntry[i] != NULL)
delete m_aChainEntry[i];
}
}
BOOL SetChainEntry(DWORD dwChainID, CMessageMap* pObject, DWORD dwMsgMapID = 0)
{
// first search for an existing entry
for(int i = 0; i < m_aChainEntry.GetSize(); i++)
{
if(m_aChainEntry[i] != NULL && m_aChainEntry[i]->m_dwChainID == dwChainID)
{
m_aChainEntry[i]->m_pObject = pObject;
m_aChainEntry[i]->m_dwMsgMapID = dwMsgMapID;
return TRUE;
}
}
// create a new one
ATL_CHAIN_ENTRY* pEntry = NULL;
ATLTRY(pEntry = new ATL_CHAIN_ENTRY);
if(pEntry == NULL)
return FALSE;
pEntry->m_dwChainID = dwChainID;
pEntry->m_pObject = pObject;
pEntry->m_dwMsgMapID = dwMsgMapID;
// search for an empty one
for(i = 0; i < m_aChainEntry.GetSize(); i++)
{
if(m_aChainEntry[i] == NULL)
{
m_aChainEntry[i] = pEntry;
return TRUE;
}
}
// add a new one
BOOL bRet = m_aChainEntry.Add(pEntry);
if(!bRet)
{
delete pEntry;
return FALSE;
}
return TRUE;
}
BOOL RemoveChainEntry(DWORD dwChainID)
{
for(int i = 0; i < m_aChainEntry.GetSize(); i++)
{
if(m_aChainEntry[i] != NULL && m_aChainEntry[i]->m_dwChainID == dwChainID)
{
delete m_aChainEntry[i];
m_aChainEntry[i] = NULL;
return TRUE;
}
}
return FALSE;
}
BOOL CallChain(DWORD dwChainID, HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT& lResult)
{
for(int i = 0; i < m_aChainEntry.GetSize(); i++)
{
if(m_aChainEntry[i] != NULL && m_aChainEntry[i]->m_dwChainID == dwChainID)
return (m_aChainEntry[i]->m_pObject)->ProcessWindowMessage(hWnd, uMsg, wParam, lParam, lResult, m_aChainEntry[i]->m_dwMsgMapID);
}
return FALSE;
}
};
/////////////////////////////////////////////////////////////////////////////
// CWndClassInfo - Manages Windows class information
#define DECLARE_WND_CLASS(WndClassName) \
static CWndClassInfo& GetWndClassInfo() \
{ \
static CWndClassInfo wc = \
{ \
{ sizeof(WNDCLASSEX), CS_HREDRAW | CS_VREDRAW | CS_DBLCLKS, StartWindowProc, \
0, 0, NULL, NULL, NULL, (HBRUSH)(COLOR_WINDOW + 1), NULL, WndClassName, NULL }, \
NULL, NULL, IDC_ARROW, TRUE, 0, _T("") \
}; \
return wc; \
}
#define DECLARE_WND_CLASS_EX(WndClassName, style, bkgnd) \
static CWndClassInfo& GetWndClassInfo() \
{ \
static CWndClassInfo wc = \
{ \
{ sizeof(WNDCLASSEX), style, StartWindowProc, \
0, 0, NULL, NULL, NULL, (HBRUSH)(bkgnd + 1), NULL, WndClassName, NULL }, \
NULL, NULL, IDC_ARROW, TRUE, 0, _T("") \
}; \
return wc; \
}
#define DECLARE_WND_SUPERCLASS(WndClassName, OrigWndClassName) \
static CWndClassInfo& GetWndClassInfo() \
{ \
static CWndClassInfo wc = \
{ \
{ sizeof(WNDCLASSEX), 0, StartWindowProc, \
0, 0, NULL, NULL, NULL, NULL, NULL, WndClassName, NULL }, \
OrigWndClassName, NULL, NULL, TRUE, 0, _T("") \
}; \
return wc; \
}
/////////////////////////////////////////////////////////////////////////////
// CWinTraits - Defines various default values for a window
template <DWORD t_dwStyle = 0, DWORD t_dwExStyle = 0>
class CWinTraits
{
public:
static DWORD GetWndStyle(DWORD dwStyle)
{
return dwStyle == 0 ? t_dwStyle : dwStyle;
}
static DWORD GetWndExStyle(DWORD dwExStyle)
{
return dwExStyle == 0 ? t_dwExStyle : dwExStyle;
}
};
typedef CWinTraits<WS_CHILD | WS_VISIBLE | WS_CLIPCHILDREN | WS_CLIPSIBLINGS, 0> CControlWinTraits;
typedef CWinTraits<WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN | WS_CLIPSIBLINGS, WS_EX_APPWINDOW | WS_EX_WINDOWEDGE> CFrameWinTraits;
typedef CWinTraits<WS_OVERLAPPEDWINDOW | WS_CHILD | WS_VISIBLE | WS_CLIPCHILDREN | WS_CLIPSIBLINGS, WS_EX_MDICHILD> CMDIChildWinTraits;
typedef CWinTraits<0, 0> CNullTraits;
template <DWORD t_dwStyle = 0, DWORD t_dwExStyle = 0, class TWinTraits = CControlWinTraits>
class CWinTraitsOR
{
public:
static DWORD GetWndStyle(DWORD dwStyle)
{
return dwStyle | t_dwStyle | TWinTraits::GetWndStyle(dwStyle);
}
static DWORD GetWndExStyle(DWORD dwExStyle)
{
return dwExStyle | t_dwExStyle | TWinTraits::GetWndExStyle(dwExStyle);
}
};
/////////////////////////////////////////////////////////////////////////////
// CWindowImpl - Implements a window
template <class TBase = CWindow>
class ATL_NO_VTABLE CWindowImplRoot : public TBase, public CMessageMap
{
public:
CWndProcThunk m_thunk;
const MSG* m_pCurrentMsg;
// Constructor/destructor
CWindowImplRoot() : m_pCurrentMsg(NULL)
{ }
~CWindowImplRoot()
{
#ifdef _DEBUG
if(m_hWnd != NULL) // should be cleared in WindowProc
{
ATLTRACE2(atlTraceWindowing, 0, _T("ERROR - Object deleted before window was destroyed\n"));
ATLASSERT(FALSE);
}
#endif //_DEBUG
}
// Current message
const MSG* GetCurrentMessage() const
{
return m_pCurrentMsg;
}
// Message reflection support
LRESULT ReflectNotifications(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
static BOOL DefaultReflectionHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT& lResult);
};
template <class TBase>
LRESULT CWindowImplRoot< TBase >::ReflectNotifications(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
HWND hWndChild = NULL;
switch(uMsg)
{
case WM_COMMAND:
if(lParam != NULL) // not from a menu
hWndChild = (HWND)lParam;
break;
case WM_NOTIFY:
hWndChild = ((LPNMHDR)lParam)->hwndFrom;
break;
case WM_PARENTNOTIFY:
switch(LOWORD(wParam))
{
case WM_CREATE:
case WM_DESTROY:
hWndChild = (HWND)lParam;
break;
default:
hWndChild = GetDlgItem(HIWORD(wParam));
break;
}
break;
case WM_DRAWITEM:
if(wParam) // not from a menu
hWndChild = ((LPDRAWITEMSTRUCT)lParam)->hwndItem;
break;
case WM_MEASUREITEM:
if(wParam) // not from a menu
hWndChild = GetDlgItem(((LPMEASUREITEMSTRUCT)lParam)->CtlID);
break;
case WM_COMPAREITEM:
if(wParam) // not from a menu
hWndChild = GetDlgItem(((LPCOMPAREITEMSTRUCT)lParam)->CtlID);
break;
case WM_DELETEITEM:
if(wParam) // not from a menu
hWndChild = GetDlgItem(((LPDELETEITEMSTRUCT)lParam)->CtlID);
break;
case WM_VKEYTOITEM:
case WM_CHARTOITEM:
case WM_HSCROLL:
case WM_VSCROLL:
hWndChild = (HWND)lParam;
break;
case WM_CTLCOLORBTN:
case WM_CTLCOLORDLG:
case WM_CTLCOLOREDIT:
case WM_CTLCOLORLISTBOX:
case WM_CTLCOLORMSGBOX:
case WM_CTLCOLORSCROLLBAR:
case WM_CTLCOLORSTATIC:
hWndChild = (HWND)lParam;
break;
default:
break;
}
if(hWndChild == NULL)
{
bHandled = FALSE;
return 1;
}
ATLASSERT(::IsWindow(hWndChild));
return ::SendMessage(hWndChild, OCM__BASE + uMsg, wParam, lParam);
}
template <class TBase>
BOOL CWindowImplRoot< TBase >::DefaultReflectionHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT& lResult)
{
switch(uMsg)
{
case OCM_COMMAND:
case OCM_NOTIFY:
case OCM_PARENTNOTIFY:
case OCM_DRAWITEM:
case OCM_MEASUREITEM:
case OCM_COMPAREITEM:
case OCM_DELETEITEM:
case OCM_VKEYTOITEM:
case OCM_CHARTOITEM:
case OCM_HSCROLL:
case OCM_VSCROLL:
case OCM_CTLCOLORBTN:
case OCM_CTLCOLORDLG:
case OCM_CTLCOLOREDIT:
case OCM_CTLCOLORLISTBOX:
case OCM_CTLCOLORMSGBOX:
case OCM_CTLCOLORSCROLLBAR:
case OCM_CTLCOLORSTATIC:
lResult = ::DefWindowProc(hWnd, uMsg - OCM__BASE, wParam, lParam);
return TRUE;
default:
break;
}
return FALSE;
}
template <class TBase = CWindow, class TWinTraits = CControlWinTraits>
class ATL_NO_VTABLE CWindowImplBaseT : public CWindowImplRoot< TBase >
{
public:
WNDPROC m_pfnSuperWindowProc;
CWindowImplBaseT() : m_pfnSuperWindowProc(::DefWindowProc)
{}
static DWORD GetWndStyle(DWORD dwStyle)
{
return TWinTraits::GetWndStyle(dwStyle);
}
static DWORD GetWndExStyle(DWORD dwExStyle)
{
return TWinTraits::GetWndExStyle(dwExStyle);
}
virtual WNDPROC GetWindowProc()
{
return WindowProc;
}
static LRESULT CALLBACK StartWindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
static LRESULT CALLBACK WindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
HWND Create(HWND hWndParent, RECT& rcPos, LPCTSTR szWindowName,
DWORD dwStyle, DWORD dwExStyle, UINT nID, ATOM atom, LPVOID lpCreateParam = NULL);
BOOL DestroyWindow()
{
ATLASSERT(::IsWindow(m_hWnd));
return ::DestroyWindow(m_hWnd);
}
BOOL SubclassWindow(HWND hWnd);
HWND UnsubclassWindow(BOOL bForce = FALSE);
LRESULT DefWindowProc()
{
const MSG* pMsg = m_pCurrentMsg;
LRESULT lRes = 0;
if (pMsg != NULL)
lRes = DefWindowProc(pMsg->message, pMsg->wParam, pMsg->lParam);
return lRes;
}
LRESULT DefWindowProc(UINT uMsg, WPARAM wParam, LPARAM lParam)
{
#ifdef STRICT
return ::CallWindowProc(m_pfnSuperWindowProc, m_hWnd, uMsg, wParam, lParam);
#else
return ::CallWindowProc((FARPROC)m_pfnSuperWindowProc, m_hWnd, uMsg, wParam, lParam);
#endif
}
virtual void OnFinalMessage(HWND /*hWnd*/)
{
// override to do something, if needed
}
};
typedef CWindowImplBaseT<CWindow> CWindowImplBase;
template <class TBase, class TWinTraits>
LRESULT CALLBACK CWindowImplBaseT< TBase, TWinTraits >::StartWindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
CWindowImplBaseT< TBase, TWinTraits >* pThis = (CWindowImplBaseT< TBase, TWinTraits >*)_Module.ExtractCreateWndData();
ATLASSERT(pThis != NULL);
pThis->m_hWnd = hWnd;
pThis->m_thunk.Init(pThis->GetWindowProc(), pThis);
WNDPROC pProc = (WNDPROC)(pThis->m_thunk.thunk.pThunk);
WNDPROC pOldProc = (WNDPROC)::SetWindowLongPtr(hWnd, GWLP_WNDPROC, (LPARAM)pProc);
#ifdef _DEBUG
// check if somebody has subclassed us already since we discard it
if(pOldProc != StartWindowProc)
ATLTRACE2(atlTraceWindowing, 0, _T("Subclassing through a hook discarded.\n"));
#else
pOldProc; // avoid unused warning
#endif
return pProc(hWnd, uMsg, wParam, lParam);
}
template <class TBase, class TWinTraits>
LRESULT CALLBACK CWindowImplBaseT< TBase, TWinTraits >::WindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
CWindowImplBaseT< TBase, TWinTraits >* pThis = (CWindowImplBaseT< TBase, TWinTraits >*)hWnd;
// set a ptr to this message and save the old value
MSG msg = { pThis->m_hWnd, uMsg, wParam, lParam, 0, { 0, 0 } };
const MSG* pOldMsg = pThis->m_pCurrentMsg;
pThis->m_pCurrentMsg = &msg;
// pass to the message map to process
LRESULT lRes;
BOOL bRet = pThis->ProcessWindowMessage(pThis->m_hWnd, uMsg, wParam, lParam, lRes, 0);
// restore saved value for the current message
ATLASSERT(pThis->m_pCurrentMsg == &msg);
pThis->m_pCurrentMsg = pOldMsg;
// do the default processing if message was not handled
if(!bRet)
{
if(uMsg != WM_NCDESTROY)
lRes = pThis->DefWindowProc(uMsg, wParam, lParam);
else
{
// unsubclass, if needed
LONG_PTR pfnWndProc = ::GetWindowLongPtr(pThis->m_hWnd, GWLP_WNDPROC);
lRes = pThis->DefWindowProc(uMsg, wParam, lParam);
if(pThis->m_pfnSuperWindowProc != ::DefWindowProc && ::GetWindowLongPtr(pThis->m_hWnd, GWLP_WNDPROC) == pfnWndProc)
::SetWindowLongPtr(pThis->m_hWnd, GWLP_WNDPROC, (LONG_PTR)pThis->m_pfnSuperWindowProc);
// clear out window handle
HWND L_hWnd = pThis->m_hWnd;
pThis->m_hWnd = NULL;
// clean up after window is destroyed
pThis->OnFinalMessage(L_hWnd);
}
}
return lRes;
}
template <class TBase, class TWinTraits>
HWND CWindowImplBaseT< TBase, TWinTraits >::Create(HWND hWndParent, RECT& rcPos, LPCTSTR szWindowName,
DWORD dwStyle, DWORD dwExStyle, UINT nID, ATOM atom, LPVOID lpCreateParam)
{
ATLASSERT(m_hWnd == NULL);
if(atom == 0)
return NULL;
_Module.AddCreateWndData(&m_thunk.cd, this);
if(nID == 0 && (dwStyle & WS_CHILD))
#if _ATL_VER > 0x0300
nID = _Module.GetNextWindowID();
#else
nID = (UINT)this;
#endif
HWND hWnd = ::CreateWindowEx(dwExStyle, (LPCTSTR)(LONG_PTR)MAKELONG(atom, 0), szWindowName,
dwStyle, rcPos.left, rcPos.top, rcPos.right - rcPos.left,
rcPos.bottom - rcPos.top, hWndParent, (HMENU)(DWORD_PTR)nID,
_Module.GetModuleInstance(), lpCreateParam);
ATLASSERT(m_hWnd == hWnd);
return hWnd;
}
template <class TBase, class TWinTraits>
BOOL CWindowImplBaseT< TBase, TWinTraits >::SubclassWindow(HWND hWnd)
{
ATLASSERT(m_hWnd == NULL);
ATLASSERT(::IsWindow(hWnd));
m_thunk.Init(GetWindowProc(), this);
WNDPROC pProc = (WNDPROC)(m_thunk.thunk.pThunk);
WNDPROC pfnWndProc = (WNDPROC)::SetWindowLongPtr(hWnd, GWLP_WNDPROC, (LPARAM)pProc);
if(pfnWndProc == NULL)
return FALSE;
m_pfnSuperWindowProc = pfnWndProc;
m_hWnd = hWnd;
return TRUE;
}
// Use only if you want to subclass before window is destroyed,
// WindowProc will automatically subclass when window goes away
template <class TBase, class TWinTraits>
HWND CWindowImplBaseT< TBase, TWinTraits >::UnsubclassWindow(BOOL bForce /*= FALSE*/)
{
ATLASSERT(m_hWnd != NULL);
WNDPROC pOurProc = (WNDPROC)(m_thunk.thunk.pThunk);
WNDPROC pActiveProc = (WNDPROC)::GetWindowLongPtr(m_hWnd, GWLP_WNDPROC);
HWND hWnd = NULL;
if (bForce || pOurProc == pActiveProc)
{
if(!::SetWindowLongPtr(m_hWnd, GWLP_WNDPROC, (LONG_PTR)m_pfnSuperWindowProc))
return NULL;
m_pfnSuperWindowProc = ::DefWindowProc;
hWnd = m_hWnd;
m_hWnd = NULL;
}
return hWnd;
}
template <class T, class TBase /* = CWindow */, class TWinTraits /* = CControlWinTraits */>
class ATL_NO_VTABLE CWindowImpl : public CWindowImplBaseT< TBase, TWinTraits >
{
public:
DECLARE_WND_CLASS(NULL)
HWND Create(HWND hWndParent, RECT& rcPos, LPCTSTR szWindowName = NULL,
DWORD dwStyle = 0, DWORD dwExStyle = 0,
UINT nID = 0, LPVOID lpCreateParam = NULL)
{
if (T::GetWndClassInfo().m_lpszOrigName == NULL)
T::GetWndClassInfo().m_lpszOrigName = GetWndClassName();
ATOM atom = T::GetWndClassInfo().Register(&m_pfnSuperWindowProc);
dwStyle = T::GetWndStyle(dwStyle);
dwExStyle = T::GetWndExStyle(dwExStyle);
return CWindowImplBaseT< TBase, TWinTraits >::Create(hWndParent, rcPos, szWindowName,
dwStyle, dwExStyle, nID, atom, lpCreateParam);
}
};
/////////////////////////////////////////////////////////////////////////////
// CDialogImpl - Implements a dialog box
template <class TBase = CWindow>
class ATL_NO_VTABLE CDialogImplBaseT : public CWindowImplRoot< TBase >
{
public:
virtual DLGPROC GetDialogProc()
{
return DialogProc;
}
static INT_PTR CALLBACK StartDialogProc(HWND hWnd, UINT uMsg,
WPARAM wParam, LPARAM lParam);
static INT_PTR CALLBACK DialogProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
BOOL MapDialogRect(LPRECT lpRect)
{
ATLASSERT(::IsWindow(m_hWnd));
return ::MapDialogRect(m_hWnd, lpRect);
}
virtual void OnFinalMessage(HWND /*hWnd*/)
{
// override to do something, if needed
}
// has no meaning for a dialog, but needed for handlers that use it
LRESULT DefWindowProc()
{
return 0;
}
};
template <class TBase>
INT_PTR CALLBACK CDialogImplBaseT< TBase >::StartDialogProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
CDialogImplBaseT< TBase >* pThis = (CDialogImplBaseT< TBase >*)_Module.ExtractCreateWndData();
ATLASSERT(pThis != NULL);
pThis->m_hWnd = hWnd;
pThis->m_thunk.Init((WNDPROC)pThis->GetDialogProc(), pThis);
DLGPROC pProc = (DLGPROC)(pThis->m_thunk.thunk.pThunk);
DLGPROC pOldProc = (DLGPROC)::SetWindowLongPtr(hWnd, DWLP_DLGPROC, (LPARAM)pProc);
#ifdef _DEBUG
// check if somebody has subclassed us already since we discard it
if(pOldProc != StartDialogProc)
ATLTRACE2(atlTraceWindowing, 0, _T("Subclassing through a hook discarded.\n"));
#else
pOldProc; // avoid unused warning
#endif
return pProc(hWnd, uMsg, wParam, lParam);
}
template <class TBase>
INT_PTR CALLBACK CDialogImplBaseT< TBase >::DialogProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
CDialogImplBaseT< TBase >* pThis = (CDialogImplBaseT< TBase >*)hWnd;
// set a ptr to this message and save the old value
MSG msg = { pThis->m_hWnd, uMsg, wParam, lParam, 0, { 0, 0 } };
const MSG* pOldMsg = pThis->m_pCurrentMsg;
pThis->m_pCurrentMsg = &msg;
// pass to the message map to process
LRESULT lRes;
BOOL bRet = pThis->ProcessWindowMessage(pThis->m_hWnd, uMsg, wParam, lParam, lRes, 0);
// restore saved value for the current message
ATLASSERT(pThis->m_pCurrentMsg == &msg);
pThis->m_pCurrentMsg = pOldMsg;
// set result if message was handled
if(bRet)
{
switch (uMsg)
{
case WM_COMPAREITEM:
case WM_VKEYTOITEM:
case WM_CHARTOITEM:
case WM_INITDIALOG:
case WM_QUERYDRAGICON:
case WM_CTLCOLORMSGBOX:
case WM_CTLCOLOREDIT:
case WM_CTLCOLORLISTBOX:
case WM_CTLCOLORBTN:
case WM_CTLCOLORDLG:
case WM_CTLCOLORSCROLLBAR:
case WM_CTLCOLORSTATIC:
return lRes;
break;
}
::SetWindowLongPtr(pThis->m_hWnd, DWLP_MSGRESULT, lRes);
return TRUE;
}
if(uMsg == WM_NCDESTROY)
{
// clear out window handle
HWND hWnd = pThis->m_hWnd;
pThis->m_hWnd = NULL;
// clean up after dialog is destroyed
pThis->OnFinalMessage(hWnd);
}
return FALSE;
}
typedef CDialogImplBaseT<CWindow> CDialogImplBase;
template <class T, class TBase /* = CWindow */>
class ATL_NO_VTABLE CDialogImpl : public CDialogImplBaseT< TBase >
{
public:
#ifdef _DEBUG
bool m_bModal;
CDialogImpl() : m_bModal(false) { }
#endif //_DEBUG
// modal dialogs
INT_PTR DoModal(HWND hWndParent = ::GetActiveWindow(), LPARAM dwInitParam = NULL)
{
ATLASSERT(m_hWnd == NULL);
_Module.AddCreateWndData(&m_thunk.cd, (CDialogImplBaseT< TBase >*)this);
#ifdef _DEBUG
m_bModal = true;
#endif //_DEBUG
return ::DialogBoxParam(_Module.GetResourceInstance(), MAKEINTRESOURCE(T::IDD),
hWndParent, T::StartDialogProc, dwInitParam);
}
BOOL EndDialog(INT_PTR nRetCode)
{
ATLASSERT(::IsWindow(m_hWnd));
ATLASSERT(m_bModal); // must be a modal dialog
return ::EndDialog(m_hWnd, nRetCode);
}
// modeless dialogs
HWND Create(HWND hWndParent, LPARAM dwInitParam = NULL)
{
ATLASSERT(m_hWnd == NULL);
_Module.AddCreateWndData(&m_thunk.cd, (CDialogImplBaseT< TBase >*)this);
#ifdef _DEBUG
m_bModal = false;
#endif //_DEBUG
HWND hWnd = ::CreateDialogParam(_Module.GetResourceInstance(), MAKEINTRESOURCE(T::IDD),
hWndParent, T::StartDialogProc, dwInitParam);
ATLASSERT(m_hWnd == hWnd);
return hWnd;
}
// for CComControl
HWND Create(HWND hWndParent, RECT&, LPARAM dwInitParam = NULL)
{
return Create(hWndParent, dwInitParam);
}
BOOL DestroyWindow()
{
ATLASSERT(::IsWindow(m_hWnd));
ATLASSERT(!m_bModal); // must not be a modal dialog
return ::DestroyWindow(m_hWnd);
}
};
/////////////////////////////////////////////////////////////////////////////
// CAxDialogImpl - Implements a dialog box that hosts ActiveX controls
#ifndef _ATL_NO_HOSTING
template <class T, class TBase /* = CWindow */>
class ATL_NO_VTABLE CAxDialogImpl : public CDialogImplBaseT< TBase >
{
public:
#ifdef _DEBUG
bool m_bModal;
CAxDialogImpl() : m_bModal(false) { }
#endif //_DEBUG
// modal dialogs
INT_PTR DoModal(HWND hWndParent = ::GetActiveWindow(), LPARAM dwInitParam = NULL)
{
ATLASSERT(m_hWnd == NULL);
_Module.AddCreateWndData(&m_thunk.cd, (CDialogImplBaseT< TBase >*)this);
#ifdef _DEBUG
m_bModal = true;
#endif //_DEBUG
return AtlAxDialogBox(_Module.GetResourceInstance(), MAKEINTRESOURCE(T::IDD),
hWndParent, T::StartDialogProc, dwInitParam);
}
BOOL EndDialog(int nRetCode)
{
ATLASSERT(::IsWindow(m_hWnd));
ATLASSERT(m_bModal); // must be a modal dialog
return ::EndDialog(m_hWnd, nRetCode);
}
// modeless dialogs
HWND Create(HWND hWndParent, LPARAM dwInitParam = NULL)
{
ATLASSERT(m_hWnd == NULL);
_Module.AddCreateWndData(&m_thunk.cd, (CDialogImplBaseT< TBase >*)this);
#ifdef _DEBUG
m_bModal = false;
#endif //_DEBUG
HWND hWnd = AtlAxCreateDialog(_Module.GetResourceInstance(), MAKEINTRESOURCE(T::IDD),
hWndParent, T::StartDialogProc, dwInitParam);
ATLASSERT(m_hWnd == hWnd);
return hWnd;
}
// for CComControl
HWND Create(HWND hWndParent, RECT&, LPARAM dwInitParam = NULL)
{
return Create(hWndParent, dwInitParam);
}
BOOL DestroyWindow()
{
ATLASSERT(::IsWindow(m_hWnd));
ATLASSERT(!m_bModal); // must not be a modal dialog
return ::DestroyWindow(m_hWnd);
}
};
#endif //_ATL_NO_HOSTING
/////////////////////////////////////////////////////////////////////////////
// CSimpleDialog - Prebuilt modal dialog that uses standard buttons
template <WORD t_wDlgTemplateID, BOOL t_bCenter /* = TRUE */>
class CSimpleDialog : public CDialogImplBase
{
public:
INT_PTR DoModal(HWND hWndParent = ::GetActiveWindow())
{
ATLASSERT(m_hWnd == NULL);
_Module.AddCreateWndData(&m_thunk.cd, (CDialogImplBase*)this);
INT_PTR nRet = ::DialogBox(_Module.GetResourceInstance(),
MAKEINTRESOURCE(t_wDlgTemplateID), hWndParent, StartDialogProc);
m_hWnd = NULL;
return nRet;
}
typedef CSimpleDialog<t_wDlgTemplateID, t_bCenter> thisClass;
BEGIN_MSG_MAP(thisClass)
MESSAGE_HANDLER(WM_INITDIALOG, OnInitDialog)
COMMAND_RANGE_HANDLER(IDOK, IDNO, OnCloseCmd)
END_MSG_MAP()
LRESULT OnInitDialog(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/)
{
if(t_bCenter)
CenterWindow(GetParent());
return TRUE;
}
LRESULT OnCloseCmd(WORD /*wNotifyCode*/, WORD wID, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
{
::EndDialog(m_hWnd, wID);
return 0;
}
};
/////////////////////////////////////////////////////////////////////////////
// CContainedWindow - Implements a contained window
template <class TBase /* = CWindow */, class TWinTraits /* = CControlWinTraits */>
class CContainedWindowT : public TBase
{
public:
CWndProcThunk m_thunk;
LPCTSTR m_lpszClassName;
WNDPROC m_pfnSuperWindowProc;
CMessageMap* m_pObject;
DWORD m_dwMsgMapID;
const MSG* m_pCurrentMsg;
// If you use this constructor you must supply
// the Window Class Name, Object* and Message Map ID
// Later to the Create call
CContainedWindowT() : m_pCurrentMsg(NULL)
{ }
CContainedWindowT(LPTSTR lpszClassName, CMessageMap* pObject, DWORD dwMsgMapID = 0)
: m_lpszClassName(lpszClassName),
m_pfnSuperWindowProc(::DefWindowProc),
m_pObject(pObject), m_dwMsgMapID(dwMsgMapID),
m_pCurrentMsg(NULL)
{ }
CContainedWindowT(CMessageMap* pObject, DWORD dwMsgMapID = 0)
: m_lpszClassName(TBase::GetWndClassName()),
m_pfnSuperWindowProc(::DefWindowProc),
m_pObject(pObject), m_dwMsgMapID(dwMsgMapID),
m_pCurrentMsg(NULL)
{ }
void SwitchMessageMap(DWORD dwMsgMapID)
{
m_dwMsgMapID = dwMsgMapID;
}
const MSG* GetCurrentMessage() const
{
return m_pCurrentMsg;
}
LRESULT DefWindowProc()
{
const MSG* pMsg = m_pCurrentMsg;
LRESULT lRes = 0;
if (pMsg != NULL)
lRes = DefWindowProc(pMsg->message, pMsg->wParam, pMsg->lParam);
return lRes;
}
LRESULT DefWindowProc(UINT uMsg, WPARAM wParam, LPARAM lParam)
{
#ifdef STRICT
return ::CallWindowProc(m_pfnSuperWindowProc, m_hWnd, uMsg, wParam, lParam);
#else
return ::CallWindowProc((FARPROC)m_pfnSuperWindowProc, m_hWnd, uMsg, wParam, lParam);
#endif
}
static LRESULT CALLBACK StartWindowProc(HWND hWnd, UINT uMsg,
WPARAM wParam, LPARAM lParam)
{
CContainedWindowT< TBase >* pThis = (CContainedWindowT< TBase >*)_Module.ExtractCreateWndData();
ATLASSERT(pThis != NULL);
pThis->m_hWnd = hWnd;
pThis->m_thunk.Init(WindowProc, pThis);
WNDPROC pProc = (WNDPROC)(pThis->m_thunk.thunk.pThunk);
WNDPROC pOldProc = (WNDPROC)::SetWindowLongPtr(hWnd, GWLP_WNDPROC, (LONG_PTR)pProc);
#ifdef _DEBUG
// check if somebody has subclassed us already since we discard it
if(pOldProc != StartWindowProc)
ATLTRACE2(atlTraceWindowing, 0, _T("Subclassing through a hook discarded.\n"));
#else
pOldProc; // avoid unused warning
#endif
return pProc(hWnd, uMsg, wParam, lParam);
}
static LRESULT CALLBACK WindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
CContainedWindowT< TBase >* pThis = (CContainedWindowT< TBase >*)hWnd;
ATLASSERT(pThis->m_hWnd != NULL);
ATLASSERT(pThis->m_pObject != NULL);
// set a ptr to this message and save the old value
MSG msg = { pThis->m_hWnd, uMsg, wParam, lParam, 0, { 0, 0 } };
const MSG* pOldMsg = pThis->m_pCurrentMsg;
pThis->m_pCurrentMsg = &msg;
// pass to the message map to process
LRESULT lRes;
BOOL bRet = pThis->m_pObject->ProcessWindowMessage(pThis->m_hWnd, uMsg, wParam, lParam, lRes, pThis->m_dwMsgMapID);
// restore saved value for the current message
ATLASSERT(pThis->m_pCurrentMsg == &msg);
pThis->m_pCurrentMsg = pOldMsg;
// do the default processing if message was not handled
if(!bRet)
{
if(uMsg != WM_NCDESTROY)
lRes = pThis->DefWindowProc(uMsg, wParam, lParam);
else
{
// unsubclass, if needed
LONG_PTR pfnWndProc = ::GetWindowLongPtr(pThis->m_hWnd, GWLP_WNDPROC);
lRes = pThis->DefWindowProc(uMsg, wParam, lParam);
if(pThis->m_pfnSuperWindowProc != ::DefWindowProc && ::GetWindowLongPtr(pThis->m_hWnd, GWLP_WNDPROC) == pfnWndProc)
::SetWindowLongPtr(pThis->m_hWnd, GWLP_WNDPROC, (LONG_PTR)pThis->m_pfnSuperWindowProc);
// clear out window handle
pThis->m_hWnd = NULL;
}
}
return lRes;
}
ATOM RegisterWndSuperclass()
{
ATOM atom = 0;
LPTSTR szBuff = (LPTSTR)_alloca((lstrlen(m_lpszClassName) + 14) * sizeof(TCHAR));
WNDCLASSEX wc;
wc.cbSize = sizeof(WNDCLASSEX);
// Try global class
if(!::GetClassInfoEx(NULL, m_lpszClassName, &wc))
{
// try local class
if(!::GetClassInfoEx(_Module.GetModuleInstance(), m_lpszClassName, &wc))
return atom;
}
m_pfnSuperWindowProc = wc.lpfnWndProc;
lstrcpy(szBuff, _T("ATL:"));
lstrcat(szBuff, m_lpszClassName);
WNDCLASSEX wc1;
wc1.cbSize = sizeof(WNDCLASSEX);
atom = (ATOM)::GetClassInfoEx(_Module.GetModuleInstance(), szBuff, &wc1);
if(atom == 0) // register class
{
wc.lpszClassName = szBuff;
wc.lpfnWndProc = StartWindowProc;
wc.hInstance = _Module.GetModuleInstance();
wc.style &= ~CS_GLOBALCLASS; // we don't register global classes
atom = ::RegisterClassEx(&wc);
}
return atom;
}
HWND Create(CMessageMap* pObject, DWORD dwMsgMapID, HWND hWndParent, RECT* prcPos,
LPCTSTR szWindowName = NULL, DWORD dwStyle = 0, DWORD dwExStyle = 0,
UINT nID = 0, LPVOID lpCreateParam = NULL)
{
m_lpszClassName = TBase::GetWndClassName();
m_pfnSuperWindowProc = ::DefWindowProc;
m_pObject = pObject;
m_dwMsgMapID = dwMsgMapID;
return Create(hWndParent, prcPos, szWindowName, dwStyle, dwExStyle, nID, lpCreateParam);
}
HWND Create(LPCTSTR lpszClassName, CMessageMap* pObject, DWORD dwMsgMapID, HWND hWndParent, RECT* prcPos, LPCTSTR szWindowName = NULL,
DWORD dwStyle = 0, DWORD dwExStyle = 0, UINT nID = 0, LPVOID lpCreateParam = NULL)
{
m_lpszClassName = lpszClassName;
m_pfnSuperWindowProc = ::DefWindowProc;
m_pObject = pObject;
m_dwMsgMapID = dwMsgMapID;
return Create(hWndParent, prcPos, szWindowName, dwStyle, dwExStyle, nID, lpCreateParam);
}
// This function is Deprecated, use the version
// which takes a RECT* instead
HWND Create(HWND hWndParent, RECT& rcPos, LPCTSTR szWindowName = NULL,
DWORD dwStyle = 0, DWORD dwExStyle = 0,
UINT nID = 0, LPVOID lpCreateParam = NULL)
{
return Create(hWndParent, &rcPos, szWindowName, dwStyle, dwExStyle, nID, lpCreateParam);
}
HWND Create(HWND hWndParent, RECT* prcPos, LPCTSTR szWindowName = NULL,
DWORD dwStyle = 0, DWORD dwExStyle = 0,
UINT nID = 0, LPVOID lpCreateParam = NULL)
{
ATLASSERT(m_hWnd == NULL);
ATOM atom = RegisterWndSuperclass();
if(atom == 0)
return NULL;
_Module.AddCreateWndData(&m_thunk.cd, this);
dwStyle = TWinTraits::GetWndStyle(dwStyle);
dwExStyle = TWinTraits::GetWndExStyle(dwExStyle);
HWND hWnd = ::CreateWindowEx(dwExStyle, MAKEINTATOM(atom), szWindowName,
dwStyle,
prcPos->left, prcPos->top,
prcPos->right - prcPos->left,
prcPos->bottom - prcPos->top,
hWndParent,
(nID == 0 && (dwStyle & WS_CHILD)) ? (HMENU)this : (HMENU)(DWORD_PTR)nID,
_Module.GetModuleInstance(), lpCreateParam);
ATLASSERT(m_hWnd == hWnd);
return hWnd;
}
BOOL SubclassWindow(HWND hWnd)
{
ATLASSERT(m_hWnd == NULL);
ATLASSERT(::IsWindow(hWnd));
m_thunk.Init(WindowProc, this);
WNDPROC pProc = (WNDPROC)m_thunk.thunk.pThunk;
WNDPROC pfnWndProc = (WNDPROC)::SetWindowLongPtr(hWnd, GWLP_WNDPROC, (LONG_PTR)pProc);
if(pfnWndProc == NULL)
return FALSE;
m_pfnSuperWindowProc = pfnWndProc;
m_hWnd = hWnd;
return TRUE;
}
// Use only if you want to subclass before window is destroyed,
// WindowProc will automatically subclass when window goes away
HWND UnsubclassWindow(BOOL bForce = FALSE)
{
ATLASSERT(m_hWnd != NULL);
WNDPROC pOurProc = (WNDPROC)(m_thunk.thunk.pThunk);
WNDPROC pActiveProc = (WNDPROC)::GetWindowLongPtr(m_hWnd, GWLP_WNDPROC);
HWND hWnd = NULL;
if (bForce || pOurProc == pActiveProc)
{
if(!::SetWindowLongPtr(m_hWnd, GWLP_WNDPROC, (LONG_PTR)m_pfnSuperWindowProc))
return NULL;
m_pfnSuperWindowProc = ::DefWindowProc;
hWnd = m_hWnd;
m_hWnd = NULL;
}
return hWnd;
}
};
typedef CContainedWindowT<CWindow> CContainedWindow;
/////////////////////////////////////////////////////////////////////////////
// _DialogSizeHelper - helpers for calculating the size of a dialog template
class _DialogSizeHelper
{
public:
//local struct used for implementation
#pragma pack(push, 1)
struct _ATL_DLGTEMPLATEEX
{
WORD dlgVer;
WORD signature;
DWORD helpID;
DWORD exStyle;
DWORD style;
WORD cDlgItems;
short x;
short y;
short cx;
short cy;
};
#pragma pack(pop)
static void GetDialogSize(const DLGTEMPLATE* pTemplate, SIZE* pSize)
{
// If the dialog has a font we use it otherwise we default
// to the system font.
if (HasFont(pTemplate))
{
TCHAR szFace[LF_FACESIZE];
WORD wFontSize = 0;
GetFont(pTemplate, szFace, &wFontSize);
GetSizeInDialogUnits(pTemplate, pSize);
ConvertDialogUnitsToPixels(szFace, wFontSize, pSize);
}
else
{
GetSizeInDialogUnits(pTemplate, pSize);
LONG nDlgBaseUnits = GetDialogBaseUnits();
pSize->cx = MulDiv(pSize->cx, LOWORD(nDlgBaseUnits), 4);
pSize->cy = MulDiv(pSize->cy, HIWORD(nDlgBaseUnits), 8);
}
}
static void ConvertDialogUnitsToPixels(LPCTSTR pszFontFace, WORD wFontSize, SIZE* pSizePixel)
{
// Attempt to create the font to be used in the dialog box
UINT cxSysChar, cySysChar;
LOGFONT lf;
HDC hDC = ::GetDC(NULL);
int cxDlg = pSizePixel->cx;
int cyDlg = pSizePixel->cy;
ZeroMemory(&lf, sizeof(LOGFONT));
lf.lfHeight = -MulDiv(wFontSize, GetDeviceCaps(hDC, LOGPIXELSY), 72);
lf.lfWeight = FW_NORMAL;
lf.lfCharSet = DEFAULT_CHARSET;
lstrcpyn(lf.lfFaceName, pszFontFace, sizeof lf.lfFaceName / sizeof lf.lfFaceName[0]);
HFONT hNewFont = CreateFontIndirect(&lf);
if (hNewFont != NULL)
{
TEXTMETRIC tm;
SIZE size;
HFONT hFontOld = (HFONT)SelectObject(hDC, hNewFont);
GetTextMetrics(hDC, &tm);
cySysChar = tm.tmHeight + tm.tmExternalLeading;
::GetTextExtentPoint(hDC,
_T("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"), 52,
&size);
cxSysChar = (size.cx + 26) / 52;
SelectObject(hDC, hFontOld);
DeleteObject(hNewFont);
}
else
{
// Could not create the font so just use the system's values
cxSysChar = LOWORD(GetDialogBaseUnits());
cySysChar = HIWORD(GetDialogBaseUnits());
}
::ReleaseDC(NULL, hDC);
// Translate dialog units to pixels
pSizePixel->cx = MulDiv(cxDlg, cxSysChar, 4);
pSizePixel->cy = MulDiv(cyDlg, cySysChar, 8);
}
static BOOL IsDialogEx(const DLGTEMPLATE* pTemplate)
{
return ((_ATL_DLGTEMPLATEEX*)pTemplate)->signature == 0xFFFF;
}
static BOOL HasFont(const DLGTEMPLATE* pTemplate)
{
return (DS_SETFONT &
(IsDialogEx(pTemplate) ?
((_ATL_DLGTEMPLATEEX*)pTemplate)->style : pTemplate->style));
}
static BYTE* GetFontSizeField(const DLGTEMPLATE* pTemplate)
{
BOOL bDialogEx = IsDialogEx(pTemplate);
WORD* pw;
if (bDialogEx)
pw = (WORD*)((_ATL_DLGTEMPLATEEX*)pTemplate + 1);
else
pw = (WORD*)(pTemplate + 1);
if (*pw == (WORD)-1) // Skip menu name string or ordinal
pw += 2; // WORDs
else
while(*pw++);
if (*pw == (WORD)-1) // Skip class name string or ordinal
pw += 2; // WORDs
else
while(*pw++);
while (*pw++); // Skip caption string
return (BYTE*)pw;
}
static BOOL GetFont(const DLGTEMPLATE* pTemplate, TCHAR* pszFace, WORD* pFontSize)
{
USES_CONVERSION;
if (!HasFont(pTemplate))
return FALSE;
BYTE* pb = GetFontSizeField(pTemplate);
*pFontSize = *(WORD*)pb;
// Skip over font attributes to get to the font name
pb += sizeof(WORD) * (IsDialogEx(pTemplate) ? 3 : 1);
_tcsncpy(pszFace, W2T((WCHAR*)pb), LF_FACESIZE);
if (_tcslen(pszFace) >= LF_FACESIZE)
{ // NUL not appended
pszFace[LF_FACESIZE-1] = _T('\0');
}
return TRUE;
}
static void GetSizeInDialogUnits(const DLGTEMPLATE* pTemplate, SIZE* pSize)
{
if (IsDialogEx(pTemplate))
{
pSize->cx = ((_ATL_DLGTEMPLATEEX*)pTemplate)->cx;
pSize->cy = ((_ATL_DLGTEMPLATEEX*)pTemplate)->cy;
}
else
{
pSize->cx = pTemplate->cx;
pSize->cy = pTemplate->cy;
}
}
};
inline void AtlGetDialogSize(const DLGTEMPLATE* pTemplate, SIZE* pSize)
{
_DialogSizeHelper::GetDialogSize(pTemplate, pSize);
}
}; //namespace ATL
#ifndef _ATL_DLL_IMPL
#ifndef _ATL_DLL
#define _ATLWIN_IMPL
#endif
#endif
#endif // __ATLWIN_H__
//All exports go here
#ifdef _ATLWIN_IMPL
#ifndef _ATL_DLL_IMPL
namespace ATL
{
#endif
ATLINLINE ATLAPI_(ATOM) AtlModuleRegisterWndClassInfoA(_ATL_MODULE* pM, _ATL_WNDCLASSINFOA* p, WNDPROC* pProc)
{
BOOL fFail = FALSE;
if (p->m_atom == 0)
{
::EnterCriticalSection(&pM->m_csWindowCreate);
__try
{
if(p->m_atom == 0)
{
HINSTANCE hInst = pM->m_hInst;
if (p->m_lpszOrigName != NULL)
{
ATLASSERT(pProc != NULL);
LPCSTR lpsz = p->m_wc.lpszClassName;
WNDPROC proc = p->m_wc.lpfnWndProc;
WNDCLASSEXA wc;
wc.cbSize = sizeof(WNDCLASSEX);
// Try global class
if(!::GetClassInfoExA(NULL, p->m_lpszOrigName, &wc))
{
// try process local
if(!::GetClassInfoExA(_Module.GetModuleInstance(), p->m_lpszOrigName, &wc))
{
fFail = TRUE;
__leave;
}
}
memcpy(&p->m_wc, &wc, sizeof(WNDCLASSEX));
p->pWndProc = p->m_wc.lpfnWndProc;
p->m_wc.lpszClassName = lpsz;
p->m_wc.lpfnWndProc = proc;
}
else
{
p->m_wc.hCursor = ::LoadCursorA(p->m_bSystemCursor ? NULL : hInst,
p->m_lpszCursorID);
}
p->m_wc.hInstance = hInst;
p->m_wc.style &= ~CS_GLOBALCLASS; // we don't register global classes
if (p->m_wc.lpszClassName == NULL)
{
#ifdef _WIN64 // %p isn't available on Win2k/Win9x
wsprintfA(p->m_szAutoName, "ATL:%p", &p->m_wc);
#else
wsprintfA(p->m_szAutoName, "ATL:%8.8X", PtrToUlong(&p->m_wc));
#endif
p->m_wc.lpszClassName = p->m_szAutoName;
}
WNDCLASSEXA wcTemp;
memcpy(&wcTemp, &p->m_wc, sizeof(WNDCLASSEXW));
p->m_atom = (ATOM)::GetClassInfoExA(p->m_wc.hInstance, p->m_wc.lpszClassName, &wcTemp);
if (p->m_atom == 0)
p->m_atom = ::RegisterClassExA(&p->m_wc);
}
}
__finally
{
::LeaveCriticalSection(&pM->m_csWindowCreate);
}
}
if (fFail)
{
return 0;
}
if (p->m_lpszOrigName != NULL)
{
ATLASSERT(pProc != NULL);
ATLASSERT(p->pWndProc != NULL);
*pProc = p->pWndProc;
}
return p->m_atom;
}
ATLINLINE ATLAPI_(ATOM) AtlModuleRegisterWndClassInfoW(_ATL_MODULE* pM, _ATL_WNDCLASSINFOW* p, WNDPROC* pProc)
{
BOOL fFail = FALSE;
if (p->m_atom == 0)
{
::EnterCriticalSection(&pM->m_csWindowCreate);
__try
{
if(p->m_atom == 0)
{
HINSTANCE hInst = pM->m_hInst;
if (p->m_lpszOrigName != NULL)
{
ATLASSERT(pProc != NULL);
LPCWSTR lpsz = p->m_wc.lpszClassName;
WNDPROC proc = p->m_wc.lpfnWndProc;
WNDCLASSEXW wc;
wc.cbSize = sizeof(WNDCLASSEX);
// Try global class
if(!::GetClassInfoExW(NULL, p->m_lpszOrigName, &wc))
{
// try process local
if(!::GetClassInfoExW(_Module.GetModuleInstance(), p->m_lpszOrigName, &wc))
{
fFail = TRUE;
__leave;
}
}
memcpy(&p->m_wc, &wc, sizeof(WNDCLASSEX));
p->pWndProc = p->m_wc.lpfnWndProc;
p->m_wc.lpszClassName = lpsz;
p->m_wc.lpfnWndProc = proc;
}
else
{
p->m_wc.hCursor = ::LoadCursorW(p->m_bSystemCursor ? NULL : hInst,
p->m_lpszCursorID);
}
p->m_wc.hInstance = hInst;
p->m_wc.style &= ~CS_GLOBALCLASS; // we don't register global classes
if (p->m_wc.lpszClassName == NULL)
{
#ifdef _WIN64 // %p isn't available on Win2k/Win9x
wsprintfW(p->m_szAutoName, L"ATL:%p", &p->m_wc);
#else
wsprintfW(p->m_szAutoName, L"ATL:%8.8X", PtrToUlong(&p->m_wc));
#endif
p->m_wc.lpszClassName = p->m_szAutoName;
}
WNDCLASSEXW wcTemp;
memcpy(&wcTemp, &p->m_wc, sizeof(WNDCLASSEXW));
p->m_atom = (ATOM)::GetClassInfoExW(p->m_wc.hInstance, p->m_wc.lpszClassName, &wcTemp);
if (p->m_atom == 0)
p->m_atom = ::RegisterClassExW(&p->m_wc);
}
}
__finally
{
::LeaveCriticalSection(&pM->m_csWindowCreate);
}
}
if (fFail)
{
return 0;
}
if (p->m_lpszOrigName != NULL)
{
ATLASSERT(pProc != NULL);
ATLASSERT(p->pWndProc != NULL);
*pProc = p->pWndProc;
}
return p->m_atom;
}
ATLINLINE ATLAPI_(HDC) AtlCreateTargetDC(HDC hdc, DVTARGETDEVICE* ptd)
{
USES_CONVERSION;
// cases hdc, ptd, hdc is metafile, hic
// NULL, NULL, n/a, Display
// NULL, !NULL, n/a, ptd
// !NULL, NULL, FALSE, hdc
// !NULL, NULL, TRUE, display
// !NULL, !NULL, FALSE, ptd
// !NULL, !NULL, TRUE, ptd
if (ptd != NULL)
{
LPDEVMODEOLE lpDevMode;
LPOLESTR lpszDriverName;
LPOLESTR lpszDeviceName;
LPOLESTR lpszPortName;
if (ptd->tdExtDevmodeOffset == 0)
lpDevMode = NULL;
else
lpDevMode = (LPDEVMODEOLE) ((LPSTR)ptd + ptd->tdExtDevmodeOffset);
lpszDriverName = (LPOLESTR)((BYTE*)ptd + ptd->tdDriverNameOffset);
lpszDeviceName = (LPOLESTR)((BYTE*)ptd + ptd->tdDeviceNameOffset);
lpszPortName = (LPOLESTR)((BYTE*)ptd + ptd->tdPortNameOffset);
return ::CreateDC(OLE2CT(lpszDriverName), OLE2CT(lpszDeviceName),
OLE2CT(lpszPortName), DEVMODEOLE2T(lpDevMode));
}
else if (hdc == NULL || GetDeviceCaps(hdc, TECHNOLOGY) == DT_METAFILE)
return ::CreateDC(_T("DISPLAY"), NULL, NULL, NULL);
else
return hdc;
}
ATLINLINE ATLAPI_(void) AtlHiMetricToPixel(const SIZEL * lpSizeInHiMetric, LPSIZEL lpSizeInPix)
{
int nPixelsPerInchX; // Pixels per logical inch along width
int nPixelsPerInchY; // Pixels per logical inch along height
HDC hDCScreen = GetDC(NULL);
ATLASSERT(hDCScreen != NULL);
if (hDCScreen != NULL)
{
nPixelsPerInchX = GetDeviceCaps(hDCScreen, LOGPIXELSX);
nPixelsPerInchY = GetDeviceCaps(hDCScreen, LOGPIXELSY);
ReleaseDC(NULL, hDCScreen);
}
else
{
nPixelsPerInchX = 1;
nPixelsPerInchY = 1;
}
lpSizeInPix->cx = MAP_LOGHIM_TO_PIX(lpSizeInHiMetric->cx, nPixelsPerInchX);
lpSizeInPix->cy = MAP_LOGHIM_TO_PIX(lpSizeInHiMetric->cy, nPixelsPerInchY);
}
ATLINLINE ATLAPI_(void) AtlPixelToHiMetric(const SIZEL * lpSizeInPix, LPSIZEL lpSizeInHiMetric)
{
int nPixelsPerInchX; // Pixels per logical inch along width
int nPixelsPerInchY; // Pixels per logical inch along height
HDC hDCScreen = GetDC(NULL);
if (hDCScreen) {
nPixelsPerInchX = GetDeviceCaps(hDCScreen, LOGPIXELSX);
nPixelsPerInchY = GetDeviceCaps(hDCScreen, LOGPIXELSY);
ReleaseDC(NULL, hDCScreen);
} else {
nPixelsPerInchX = nPixelsPerInchY = 1;
}
lpSizeInHiMetric->cx = MAP_PIX_TO_LOGHIM(lpSizeInPix->cx, nPixelsPerInchX);
lpSizeInHiMetric->cy = MAP_PIX_TO_LOGHIM(lpSizeInPix->cy, nPixelsPerInchY);
}
#ifndef _ATL_DLL_IMPL
}; //namespace ATL
#endif
//Prevent pulling in second time
#undef _ATLWIN_IMPL
#endif // _ATLWIN_IMPL