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// WTL Version 3.1
// Copyright (C) 1997-2000 Microsoft Corporation
// All rights reserved.
//
// This file is a part of Windows Template Library.
// The code and information is provided "as-is" without
// warranty of any kind, either expressed or implied.
#ifndef __ATLFRAME_H__
#define __ATLFRAME_H__
#pragma once
#ifndef __cplusplus
#error ATL requires C++ compilation (use a .cpp suffix)
#endif
#ifndef __ATLAPP_H__
#error atlframe.h requires atlapp.h to be included first
#endif
#ifndef __ATLWIN_H__
#error atlframe.h requires atlwin.h to be included first
#endif
namespace WTL {
/////////////////////////////////////////////////////////////////////////////
// Forward declarations
template <class T, class TBase = CWindow, class TWinTraits = CFrameWinTraits> class CFrameWindowImpl; class CMDIWindow; template <class T, class TBase = CMDIWindow, class TWinTraits = CFrameWinTraits> class CMDIFrameWindowImpl; template <class T, class TBase = CMDIWindow, class TWinTraits = CMDIChildWinTraits> class CMDIChildWindowImpl; template <class T> class COwnerDraw; class CUpdateUIBase; template <class T> class CUpdateUI; template <class T> class CDialogResize;
/////////////////////////////////////////////////////////////////////////////
// CFrameWndClassInfo - Manages frame window Windows class information
class CFrameWndClassInfo { public: WNDCLASSEX m_wc; LPCTSTR m_lpszOrigName; WNDPROC pWndProc; LPCTSTR m_lpszCursorID; BOOL m_bSystemCursor; ATOM m_atom; TCHAR m_szAutoName[5 + sizeof(void*) * 2]; // sizeof(void*) * 2 is the number of digits %p outputs
UINT m_uCommonResourceID;
ATOM Register(WNDPROC* pProc) { if (m_atom == 0) { ::EnterCriticalSection(&_Module.m_csWindowCreate); if(m_atom == 0) { HINSTANCE hInst = _Module.GetModuleInstance(); if (m_lpszOrigName != NULL) { ATLASSERT(pProc != NULL); LPCTSTR lpsz = m_wc.lpszClassName; WNDPROC proc = m_wc.lpfnWndProc;
WNDCLASSEX wc; wc.cbSize = sizeof(WNDCLASSEX); if(!::GetClassInfoEx(NULL, m_lpszOrigName, &wc)) { ::LeaveCriticalSection(&_Module.m_csWindowCreate); return 0; } memcpy(&m_wc, &wc, sizeof(WNDCLASSEX)); pWndProc = m_wc.lpfnWndProc; m_wc.lpszClassName = lpsz; m_wc.lpfnWndProc = proc; } else { m_wc.hCursor = ::LoadCursor(m_bSystemCursor ? NULL : hInst, m_lpszCursorID); }
m_wc.hInstance = hInst; m_wc.style &= ~CS_GLOBALCLASS; // we don't register global classes
if (m_wc.lpszClassName == NULL) { wsprintf(m_szAutoName, _T("ATL:%p"), &m_wc); m_wc.lpszClassName = m_szAutoName; } WNDCLASSEX wcTemp; memcpy(&wcTemp, &m_wc, sizeof(WNDCLASSEX)); m_atom = (ATOM)::GetClassInfoEx(m_wc.hInstance, m_wc.lpszClassName, &wcTemp);
if (m_atom == 0) { if(m_uCommonResourceID != 0) // use it if not zero
{ m_wc.hIcon = (HICON)::LoadImage(_Module.GetResourceInstance(), MAKEINTRESOURCE(m_uCommonResourceID), IMAGE_ICON, 32, 32, LR_DEFAULTCOLOR); m_wc.hIconSm = (HICON)::LoadImage(_Module.GetResourceInstance(), MAKEINTRESOURCE(m_uCommonResourceID), IMAGE_ICON, 16, 16, LR_DEFAULTCOLOR); } m_atom = ::RegisterClassEx(&m_wc); } } ::LeaveCriticalSection(&_Module.m_csWindowCreate); }
if (m_lpszOrigName != NULL) { ATLASSERT(pProc != NULL); ATLASSERT(pWndProc != NULL); *pProc = pWndProc; } return m_atom; } };
#define DECLARE_FRAME_WND_CLASS(WndClassName, uCommonResourceID) \
static CFrameWndClassInfo& GetWndClassInfo() \ { \ static CFrameWndClassInfo wc = \ { \ { sizeof(WNDCLASSEX), 0, StartWindowProc, \ 0, 0, NULL, NULL, NULL, (HBRUSH)(COLOR_WINDOW + 1), NULL, WndClassName, NULL }, \ NULL, NULL, IDC_ARROW, TRUE, 0, _T(""), uCommonResourceID \ }; \ return wc; \ }
#define DECLARE_FRAME_WND_CLASS_EX(WndClassName, uCommonResourceID, style, bkgnd) \
static CFrameWndClassInfo& GetWndClassInfo() \ { \ static CFrameWndClassInfo wc = \ { \ { sizeof(WNDCLASSEX), style, StartWindowProc, \ 0, 0, NULL, NULL, NULL, (HBRUSH)(bkgnd + 1), NULL, WndClassName, NULL }, \ NULL, NULL, IDC_ARROW, TRUE, 0, _T(""), uCommonResourceID \ }; \ return wc; \ }
#define DECLARE_FRAME_WND_SUPERCLASS(WndClassName, OrigWndClassName, uCommonResourceID) \
static CFrameWndClassInfo& GetWndClassInfo() \ { \ static CFrameWndClassInfo wc = \ { \ { sizeof(WNDCLASSEX), 0, StartWindowProc, \ 0, 0, NULL, NULL, NULL, NULL, NULL, WndClassName, NULL }, \ OrigWndClassName, NULL, NULL, TRUE, 0, _T(""), uCommonResourceID \ }; \ return wc; \ }
// Command Chaining Macros
#define CHAIN_COMMANDS(theChainClass) \
{ \ if(uMsg == WM_COMMAND && theChainClass::ProcessWindowMessage(hWnd, uMsg, wParam, lParam, lResult)) \ return TRUE; \ }
#define CHAIN_COMMANDS_MEMBER(theChainMember) \
{ \ if(uMsg == WM_COMMAND && theChainMember.ProcessWindowMessage(hWnd, uMsg, wParam, lParam, lResult)) \ return TRUE; \ }
#define CHAIN_COMMANDS_ALT(theChainClass, msgMapID) \
{ \ if(uMsg == WM_COMMAND && theChainClass::ProcessWindowMessage(hWnd, uMsg, wParam, lParam, lResult, msgMapID)) \ return TRUE; \ }
#define CHAIN_COMMANDS_ALT_MEMBER(theChainMember, msgMapID) \
{ \ if(uMsg == WM_COMMAND && theChainMember.ProcessWindowMessage(hWnd, uMsg, wParam, lParam, lResult, msgMapID)) \ return TRUE; \ }
// Client window command chaining macro
#define CHAIN_CLIENT_COMMANDS() \
if(uMsg == WM_COMMAND && m_hWndClient != NULL) \ ::SendMessage(m_hWndClient, uMsg, wParam, lParam);
/////////////////////////////////////////////////////////////////////////////
// CFrameWindowImpl
// standard toolbar styles
#define ATL_SIMPLE_TOOLBAR_STYLE \
(WS_CHILD | WS_VISIBLE | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | TBSTYLE_TOOLTIPS) // toolbar in a rebar pane
#define ATL_SIMPLE_TOOLBAR_PANE_STYLE \
(WS_CHILD | WS_VISIBLE | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | CCS_NODIVIDER | CCS_NORESIZE | CCS_NOPARENTALIGN | TBSTYLE_TOOLTIPS | TBSTYLE_FLAT) // standard rebar styles
#if (_WIN32_IE >= 0x0400)
#define ATL_SIMPLE_REBAR_STYLE \
(WS_CHILD | WS_VISIBLE | WS_BORDER | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | RBS_VARHEIGHT | RBS_BANDBORDERS | RBS_AUTOSIZE) #else
#define ATL_SIMPLE_REBAR_STYLE \
(WS_CHILD | WS_VISIBLE | WS_BORDER | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | RBS_VARHEIGHT | RBS_BANDBORDERS) #endif //!(_WIN32_IE >= 0x0400)
// rebar without borders
#if (_WIN32_IE >= 0x0400)
#define ATL_SIMPLE_REBAR_NOBORDER_STYLE \
(WS_CHILD | WS_VISIBLE | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | RBS_VARHEIGHT | RBS_BANDBORDERS | RBS_AUTOSIZE | CCS_NODIVIDER) #else
#define ATL_SIMPLE_REBAR_NOBORDER_STYLE \
(WS_CHILD | WS_VISIBLE | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | RBS_VARHEIGHT | RBS_BANDBORDERS | CCS_NODIVIDER) #endif //!(_WIN32_IE >= 0x0400)
// command bar support
#ifndef __ATLCTRLW_H__
#define CBRM_GETCMDBAR (WM_USER + 301) // return command bar HWND
#define CBRM_GETMENU (WM_USER + 302) // returns loaded or attached menu
#define CBRM_TRACKPOPUPMENU (WM_USER + 303) // displays a popup menu
// Menu animation flags
#ifndef TPM_VERPOSANIMATION
#define TPM_VERPOSANIMATION 0x1000L
#endif
struct _AtlFrameWnd_CmdBarPopupMenu { int cbSize; HMENU hMenu; UINT uFlags; int x; int y; LPTPMPARAMS lptpm; };
#define CBRPOPUPMENU _AtlFrameWnd_CmdBarPopupMenu
#endif //!__ATLCTRLW_H__
template <class TBase = CWindow, class TWinTraits = CFrameWinTraits> class ATL_NO_VTABLE CFrameWindowImplBase : public CWindowImplBaseT< TBase, TWinTraits > { public: DECLARE_FRAME_WND_CLASS(NULL, 0)
// Data members
HWND m_hWndToolBar; HWND m_hWndStatusBar; HWND m_hWndClient;
HACCEL m_hAccel;
struct _AtlToolBarData { WORD wVersion; WORD wWidth; WORD wHeight; WORD wItemCount; //WORD aItems[wItemCount]
WORD* items() { return (WORD*)(this+1); } };
#if (_WIN32_IE >= 0x0500)
struct _ChevronMenuInfo { HMENU hMenu; LPNMREBARCHEVRON lpnm; bool bCmdBar; }; #endif //(_WIN32_IE >= 0x0500)
// Constructor
CFrameWindowImplBase() : m_hWndToolBar(NULL), m_hWndStatusBar(NULL), m_hWndClient(NULL), m_hAccel(NULL) { }
// Methods
#ifndef _ATL_TMP_IMPL2
HWND Create(HWND hWndParent, _U_RECT rect, LPCTSTR szWindowName, DWORD dwStyle, DWORD dwExStyle, _U_MENUorID MenuOrID, ATOM atom, LPVOID lpCreateParam) { ATLASSERT(m_hWnd == NULL);
if(atom == 0) return NULL;
_Module.AddCreateWndData(&m_thunk.cd, this);
if(MenuOrID.m_hMenu == NULL && (dwStyle & WS_CHILD)) MenuOrID.m_hMenu = (HMENU)(UINT_PTR)this; if(rect.m_lpRect == NULL) rect.m_lpRect = &TBase::rcDefault;
HWND hWnd = ::CreateWindowEx(dwExStyle, (LPCTSTR)(LONG_PTR)MAKELONG(atom, 0), szWindowName, dwStyle, rect.m_lpRect->left, rect.m_lpRect->top, rect.m_lpRect->right - rect.m_lpRect->left, rect.m_lpRect->bottom - rect.m_lpRect->top, hWndParent, MenuOrID.m_hMenu, _Module.GetModuleInstance(), lpCreateParam);
ATLASSERT(m_hWnd == hWnd);
return hWnd; } #endif //!_ATL_TMP_IMPL2
static HWND CreateSimpleToolBarCtrl(HWND hWndParent, UINT nResourceID, BOOL bInitialSeparator = FALSE, DWORD dwStyle = ATL_SIMPLE_TOOLBAR_STYLE, UINT nID = ATL_IDW_TOOLBAR) { HINSTANCE hInst = _Module.GetResourceInstance(); HRSRC hRsrc = ::FindResource(hInst, MAKEINTRESOURCE(nResourceID), RT_TOOLBAR); if (hRsrc == NULL) return NULL;
HGLOBAL hGlobal = ::LoadResource(hInst, hRsrc); if (hGlobal == NULL) return NULL;
_AtlToolBarData* pData = (_AtlToolBarData*)::LockResource(hGlobal); if (pData == NULL) return NULL; ATLASSERT(pData->wVersion == 1);
WORD* pItems = pData->items(); int nItems = pData->wItemCount + (bInitialSeparator ? 1 : 0); TBBUTTON* pTBBtn = (TBBUTTON*)_alloca(nItems * sizeof(TBBUTTON));
// set initial separator (half width)
if(bInitialSeparator) { pTBBtn[0].iBitmap = 4; pTBBtn[0].idCommand = 0; pTBBtn[0].fsState = 0; pTBBtn[0].fsStyle = TBSTYLE_SEP; pTBBtn[0].dwData = 0; pTBBtn[0].iString = 0; }
int nBmp = 0; for(int i = 0, j = bInitialSeparator ? 1 : 0; i < pData->wItemCount; i++, j++) { if(pItems[i] != 0) { pTBBtn[j].iBitmap = nBmp++; pTBBtn[j].idCommand = pItems[i]; pTBBtn[j].fsState = TBSTATE_ENABLED; pTBBtn[j].fsStyle = TBSTYLE_BUTTON; pTBBtn[j].dwData = 0; pTBBtn[j].iString = 0; } else { pTBBtn[j].iBitmap = 8; pTBBtn[j].idCommand = 0; pTBBtn[j].fsState = 0; pTBBtn[j].fsStyle = TBSTYLE_SEP; pTBBtn[j].dwData = 0; pTBBtn[j].iString = 0; } }
HWND hWnd = ::CreateWindowEx(0, TOOLBARCLASSNAME, NULL, dwStyle, 0,0,100,100, hWndParent, (HMENU)LongToHandle(nID), _Module.GetModuleInstance(), NULL);
::SendMessage(hWnd, TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0L);
TBADDBITMAP tbab; tbab.hInst = hInst; tbab.nID = nResourceID; ::SendMessage(hWnd, TB_ADDBITMAP, nBmp, (LPARAM)&tbab); ::SendMessage(hWnd, TB_ADDBUTTONS, nItems, (LPARAM)pTBBtn); ::SendMessage(hWnd, TB_SETBITMAPSIZE, 0, MAKELONG(pData->wWidth, pData->wHeight)); ::SendMessage(hWnd, TB_SETBUTTONSIZE, 0, MAKELONG(pData->wWidth + 7, pData->wHeight + 7));
return hWnd; }
static HWND CreateSimpleReBarCtrl(HWND hWndParent, DWORD dwStyle = ATL_SIMPLE_REBAR_STYLE, UINT nID = ATL_IDW_TOOLBAR) { // Ensure style combinations for proper rebar painting
if(dwStyle & CCS_NODIVIDER && dwStyle & WS_BORDER) dwStyle &= ~WS_BORDER; else if(!(dwStyle & WS_BORDER) && !(dwStyle & CCS_NODIVIDER)) dwStyle |= CCS_NODIVIDER;
// Create rebar window
HWND hWndReBar = ::CreateWindowEx(0, REBARCLASSNAME, NULL, dwStyle, 0, 0, 100, 100, hWndParent, (HMENU)LongToHandle(nID), _Module.GetModuleInstance(), NULL); if(hWndReBar == NULL) { ATLTRACE2(atlTraceUI, 0, _T("Failed to create rebar.\n")); return NULL; }
// Initialize and send the REBARINFO structure
REBARINFO rbi; rbi.cbSize = sizeof(REBARINFO); rbi.fMask = 0; if(!::SendMessage(hWndReBar, RB_SETBARINFO, 0, (LPARAM)&rbi)) { ATLTRACE2(atlTraceUI, 0, _T("Failed to initialize rebar.\n")); ::DestroyWindow(hWndReBar); return NULL; }
return hWndReBar; }
BOOL CreateSimpleReBar(DWORD dwStyle = ATL_SIMPLE_REBAR_STYLE, UINT nID = ATL_IDW_TOOLBAR) { ATLASSERT(!::IsWindow(m_hWndToolBar)); m_hWndToolBar = CreateSimpleReBarCtrl(m_hWnd, dwStyle, nID); return (m_hWndToolBar != NULL); }
static BOOL AddSimpleReBarBandCtrl(HWND hWndReBar, HWND hWndBand, int nID = 0, LPTSTR lpstrTitle = NULL, BOOL bNewRow = FALSE, int cxWidth = 0, BOOL bFullWidthAlways = FALSE) { ATLASSERT(::IsWindow(hWndReBar)); // must be already created
#ifdef _DEBUG
// block - check if this is really a rebar
{ TCHAR lpszClassName[sizeof(REBARCLASSNAME)]; ::GetClassName(hWndReBar, lpszClassName, sizeof(REBARCLASSNAME)); ATLASSERT(lstrcmp(lpszClassName, REBARCLASSNAME) == 0); } #endif //_DEBUG
ATLASSERT(::IsWindow(hWndBand)); // must be already created
// Get number of buttons on the toolbar
int nBtnCount = (int)::SendMessage(hWndBand, TB_BUTTONCOUNT, 0, 0L);
// Set band info structure
REBARBANDINFO rbBand; rbBand.cbSize = sizeof(REBARBANDINFO); #if (_WIN32_IE >= 0x0400)
rbBand.fMask = RBBIM_CHILD | RBBIM_CHILDSIZE | RBBIM_STYLE | RBBIM_ID | RBBIM_SIZE | RBBIM_IDEALSIZE; #else
rbBand.fMask = RBBIM_CHILD | RBBIM_CHILDSIZE | RBBIM_STYLE | RBBIM_ID | RBBIM_SIZE; #endif //!(_WIN32_IE >= 0x0400)
if(lpstrTitle != NULL) rbBand.fMask |= RBBIM_TEXT; rbBand.fStyle = RBBS_CHILDEDGE; #if (_WIN32_IE >= 0x0500)
if(nBtnCount > 0) // add chevron style for toolbar with buttons
rbBand.fStyle |= RBBS_USECHEVRON; #endif //(_WIN32_IE >= 0x0500)
if(bNewRow) rbBand.fStyle |= RBBS_BREAK;
rbBand.lpText = lpstrTitle; rbBand.hwndChild = hWndBand; if(nID == 0) // calc band ID
nID = ATL_IDW_BAND_FIRST + (int)::SendMessage(hWndReBar, RB_GETBANDCOUNT, 0, 0L); rbBand.wID = nID;
// Calculate the size of the band
BOOL bRet; RECT rcTmp; if(nBtnCount > 0) { bRet = (BOOL)::SendMessage(hWndBand, TB_GETITEMRECT, nBtnCount - 1, (LPARAM)&rcTmp); ATLASSERT(bRet); rbBand.cx = (cxWidth != 0) ? cxWidth : rcTmp.right; rbBand.cyMinChild = rcTmp.bottom - rcTmp.top; if(bFullWidthAlways) { rbBand.cxMinChild = rbBand.cx; } else if(lpstrTitle == 0) { bRet = (BOOL)::SendMessage(hWndBand, TB_GETITEMRECT, 0, (LPARAM)&rcTmp); ATLASSERT(bRet); rbBand.cxMinChild = rcTmp.right; } else { rbBand.cxMinChild = 0; } } else // no buttons, either not a toolbar or really has no buttons
{ bRet = ::GetWindowRect(hWndBand, &rcTmp); ATLASSERT(bRet); rbBand.cx = (cxWidth != 0) ? cxWidth : (rcTmp.right - rcTmp.left); rbBand.cxMinChild = (bFullWidthAlways) ? rbBand.cx : 0; rbBand.cyMinChild = rcTmp.bottom - rcTmp.top; }
#if (_WIN32_IE >= 0x0400)
rbBand.cxIdeal = rbBand.cx; #endif //(_WIN32_IE >= 0x0400)
// Add the band
LRESULT lRes = ::SendMessage(hWndReBar, RB_INSERTBAND, (WPARAM)-1, (LPARAM)&rbBand); if(lRes == 0) { ATLTRACE2(atlTraceUI, 0, _T("Failed to add a band to the rebar.\n")); return FALSE; }
#if (_WIN32_IE >= 0x0501)
::SendMessage(hWndBand, TB_SETEXTENDEDSTYLE, 0, TBSTYLE_EX_HIDECLIPPEDBUTTONS); #endif //(_WIN32_IE >= 0x0501)
return TRUE; }
BOOL AddSimpleReBarBand(HWND hWndBand, LPTSTR lpstrTitle = NULL, BOOL bNewRow = FALSE, int cxWidth = 0, BOOL bFullWidthAlways = FALSE) { ATLASSERT(::IsWindow(m_hWndToolBar)); // must be an existing rebar
ATLASSERT(::IsWindow(hWndBand)); // must be created
return AddSimpleReBarBandCtrl(m_hWndToolBar, hWndBand, 0, lpstrTitle, bNewRow, cxWidth, bFullWidthAlways); }
#if (_WIN32_IE >= 0x0400)
void SizeSimpleReBarBands() { ATLASSERT(::IsWindow(m_hWndToolBar)); // must be an existing rebar
int nCount = (int)::SendMessage(m_hWndToolBar, RB_GETBANDCOUNT, 0, 0L);
for(int i = 0; i < nCount; i++) { REBARBANDINFO rbBand; rbBand.cbSize = sizeof(REBARBANDINFO); rbBand.fMask = RBBIM_SIZE; BOOL bRet = (BOOL)::SendMessage(m_hWndToolBar, RB_GETBANDINFO, i, (LPARAM)&rbBand); ATLASSERT(bRet); RECT rect = { 0, 0, 0, 0 }; ::SendMessage(m_hWndToolBar, RB_GETBANDBORDERS, i, (LPARAM)&rect); rbBand.cx += rect.left + rect.right; bRet = (BOOL)::SendMessage(m_hWndToolBar, RB_SETBANDINFO, i, (LPARAM)&rbBand); ATLASSERT(bRet); } } #endif //(_WIN32_IE >= 0x0400)
BOOL CreateSimpleStatusBar(LPCTSTR lpstrText, DWORD dwStyle = WS_CHILD | WS_VISIBLE | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | SBARS_SIZEGRIP, UINT nID = ATL_IDW_STATUS_BAR) { ATLASSERT(!::IsWindow(m_hWndStatusBar)); m_hWndStatusBar = ::CreateStatusWindow(dwStyle, lpstrText, m_hWnd, nID); return (m_hWndStatusBar != NULL); }
BOOL CreateSimpleStatusBar(UINT nTextID = ATL_IDS_IDLEMESSAGE, DWORD dwStyle = WS_CHILD | WS_VISIBLE | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | SBARS_SIZEGRIP, UINT nID = ATL_IDW_STATUS_BAR) { TCHAR szText[128]; // max text lentgth is 127 for status bars
szText[0] = 0; ::LoadString(_Module.GetResourceInstance(), nTextID, szText, 128); return CreateSimpleStatusBar(szText, dwStyle, nID); }
void UpdateLayout(BOOL bResizeBars = TRUE) { RECT rect; GetClientRect(&rect);
// position bars and offset their dimensions
UpdateBarsPosition(rect, bResizeBars);
// resize client window
if(m_hWndClient != NULL) ::SetWindowPos(m_hWndClient, NULL, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, SWP_NOZORDER | SWP_NOACTIVATE); }
void UpdateBarsPosition(RECT& rect, BOOL bResizeBars = TRUE) { // resize toolbar
if(m_hWndToolBar != NULL && ((DWORD)::GetWindowLong(m_hWndToolBar, GWL_STYLE) & WS_VISIBLE)) { if(bResizeBars) ::SendMessage(m_hWndToolBar, WM_SIZE, 0, 0); RECT rectTB; ::GetWindowRect(m_hWndToolBar, &rectTB); rect.top += rectTB.bottom - rectTB.top; }
// resize status bar
if(m_hWndStatusBar != NULL && ((DWORD)::GetWindowLong(m_hWndStatusBar, GWL_STYLE) & WS_VISIBLE)) { if(bResizeBars) ::SendMessage(m_hWndStatusBar, WM_SIZE, 0, 0); RECT rectSB; ::GetWindowRect(m_hWndStatusBar, &rectSB); rect.bottom -= rectSB.bottom - rectSB.top; } }
BOOL PreTranslateMessage(MSG* pMsg) { if(m_hAccel != NULL && ::TranslateAccelerator(m_hWnd, m_hAccel, pMsg)) return TRUE; return FALSE; }
typedef CFrameWindowImplBase< TBase, TWinTraits > thisClass; BEGIN_MSG_MAP(thisClass) MESSAGE_HANDLER(WM_ERASEBKGND, OnEraseBackground) MESSAGE_HANDLER(WM_MENUSELECT, OnMenuSelect) MESSAGE_HANDLER(WM_SETFOCUS, OnSetFocus) MESSAGE_HANDLER(WM_DESTROY, OnDestroy) NOTIFY_CODE_HANDLER(TTN_GETDISPINFOA, OnToolTipTextA) NOTIFY_CODE_HANDLER(TTN_GETDISPINFOW, OnToolTipTextW) END_MSG_MAP()
LRESULT OnEraseBackground(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& bHandled) { if(m_hWndClient != NULL) // view will paint itself instead
return 1;
bHandled = FALSE; return 0; }
LRESULT OnMenuSelect(UINT /*uMsg*/, WPARAM wParam, LPARAM lParam, BOOL& bHandled) { bHandled = FALSE;
if(m_hWndStatusBar == NULL) return 1;
WORD wFlags = HIWORD(wParam); if(wFlags == 0xFFFF && lParam == NULL) // menu closing
::SendMessage(m_hWndStatusBar, SB_SIMPLE, FALSE, 0L); else { TCHAR szBuff[256]; szBuff[0] = 0; if(!(wFlags & MF_POPUP)) { WORD wID = LOWORD(wParam); // check for special cases
if(wID >= 0xF000 && wID < 0xF1F0) // system menu IDs
wID = (WORD)(((wID - 0xF000) >> 4) + ATL_IDS_SCFIRST); else if(wID >= ID_FILE_MRU_FIRST && wID <= ID_FILE_MRU_LAST) // MRU items
wID = ATL_IDS_MRU_FILE; else if(wID >= ATL_IDM_FIRST_MDICHILD) // MDI child windows
wID = ATL_IDS_MDICHILD;
int nRet = ::LoadString(_Module.GetResourceInstance(), wID, szBuff, 256); for(int i = 0; i < nRet; i++) { if(szBuff[i] == _T('\n')) { szBuff[i] = 0; break; } } } ::SendMessage(m_hWndStatusBar, SB_SIMPLE, TRUE, 0L); ::SendMessage(m_hWndStatusBar, SB_SETTEXT, (255 | SBT_NOBORDERS), (LPARAM)szBuff); }
return 1; }
LRESULT OnSetFocus(UINT, WPARAM, LPARAM, BOOL& bHandled) { if(m_hWndClient != NULL && ::IsWindowVisible(m_hWndClient)) ::SetFocus(m_hWndClient);
bHandled = FALSE; return 1; }
LRESULT OnDestroy(UINT, WPARAM, LPARAM, BOOL& bHandled) { if((GetStyle() & (WS_CHILD | WS_POPUP)) == 0) ::PostQuitMessage(1);
bHandled = FALSE; return 1; }
LRESULT OnToolTipTextA(int idCtrl, LPNMHDR pnmh, BOOL& /*bHandled*/) { LPNMTTDISPINFOA pDispInfo = (LPNMTTDISPINFOA)pnmh; pDispInfo->szText[0] = 0;
if((idCtrl != 0) && !(pDispInfo->uFlags & TTF_IDISHWND)) { char szBuff[256]; szBuff[0] = 0; int nRet = ::LoadStringA(_Module.GetResourceInstance(), idCtrl, szBuff, 256); for(int i = 0; i < nRet; i++) { if(szBuff[i] == '\n') { lstrcpynA(pDispInfo->szText, &szBuff[i + 1], sizeof(pDispInfo->szText) / sizeof(pDispInfo->szText[0])); break; } } #if (_WIN32_IE >= 0x0300)
if(nRet > 0) // string was loaded, save it
pDispInfo->uFlags |= TTF_DI_SETITEM; #endif //(_WIN32_IE >= 0x0300)
}
return 0; }
LRESULT OnToolTipTextW(int idCtrl, LPNMHDR pnmh, BOOL& /*bHandled*/) { LPNMTTDISPINFOW pDispInfo = (LPNMTTDISPINFOW)pnmh; pDispInfo->szText[0] = 0;
if((idCtrl != 0) && !(pDispInfo->uFlags & TTF_IDISHWND)) { wchar_t szBuff[256]; szBuff[0] = 0; int nRet = ::LoadStringW(_Module.GetResourceInstance(), idCtrl, szBuff, 256); for(int i = 0; i < nRet; i++) { if(szBuff[i] == L'\n') { lstrcpynW(pDispInfo->szText, &szBuff[i + 1], sizeof(pDispInfo->szText) / sizeof(pDispInfo->szText[0])); break; } } #if (_WIN32_IE >= 0x0300)
if(nRet > 0) // string was loaded, save it
pDispInfo->uFlags |= TTF_DI_SETITEM; #endif //(_WIN32_IE >= 0x0300)
}
return 0; }
#if (_WIN32_IE >= 0x0500)
bool PrepareChevronMenu(_ChevronMenuInfo& cmi) { // get rebar and toolbar
REBARBANDINFO rbbi; rbbi.cbSize = sizeof(REBARBANDINFO); rbbi.fMask = RBBIM_CHILD; BOOL bRet = (BOOL)::SendMessage(cmi.lpnm->hdr.hwndFrom, RB_GETBANDINFO, cmi.lpnm->uBand, (LPARAM)&rbbi); ATLASSERT(bRet);
// assume the band is a toolbar
CWindow wnd = rbbi.hwndChild; int nCount = (int)wnd.SendMessage(TB_BUTTONCOUNT); if(nCount <= 0) // probably not a toolbar
return false;
// check if it's a command bar
CMenuHandle menuCmdBar = (HMENU)wnd.SendMessage(CBRM_GETMENU); cmi.bCmdBar = (menuCmdBar.m_hMenu != NULL);
// build a menu from hidden items
CMenuHandle menu; bRet = menu.CreatePopupMenu(); ATLASSERT(bRet); RECT rcClient; bRet = wnd.GetClientRect(&rcClient); ATLASSERT(bRet); for(int i = 0; i < nCount; i++) { TBBUTTON tbb; bRet = (BOOL)wnd.SendMessage(TB_GETBUTTON, i, (LPARAM)&tbb); ATLASSERT(bRet); RECT rcButton; bRet = (BOOL)wnd.SendMessage(TB_GETITEMRECT, i, (LPARAM)&rcButton); ATLASSERT(bRet); bool bEnabled = ((tbb.fsState & TBSTATE_ENABLED) != 0); if(rcButton.right > rcClient.right) { if(tbb.fsStyle & BTNS_SEP) { if(menu.GetMenuItemCount() > 0) menu.AppendMenu(MF_SEPARATOR); } else if(cmi.bCmdBar) { TCHAR szBuff[100]; CMenuItemInfo mii; mii.fMask = MIIM_TYPE | MIIM_SUBMENU; mii.dwTypeData = szBuff; mii.cch = sizeof(szBuff) / sizeof(TCHAR); bRet = menuCmdBar.GetMenuItemInfo(i, TRUE, &mii); ATLASSERT(bRet); // Note: CmdBar currently supports only drop-down items
ATLASSERT(::IsMenu(mii.hSubMenu)); bRet = menu.AppendMenu(MF_STRING | MF_POPUP | (bEnabled ? MF_ENABLED : MF_GRAYED), (UINT_PTR)mii.hSubMenu, mii.dwTypeData); ATLASSERT(bRet); } else { // get button's text
TCHAR szBuff[100]; LPTSTR lpstrText = szBuff; if(wnd.SendMessage(TB_GETBUTTONTEXT, tbb.idCommand, (LPARAM)szBuff) == -1) { // no text for this button, try a resource string
lpstrText = _T("?"); ::LoadString(_Module.GetResourceInstance(), tbb.idCommand, szBuff, sizeof(szBuff) / sizeof(TCHAR)); for(int n = 0; n < lstrlen(szBuff); n++) { if(szBuff[n] == _T('\n')) { lpstrText = &szBuff[n + 1]; break; } } } bRet = menu.AppendMenu(MF_STRING | (bEnabled ? MF_ENABLED : MF_GRAYED), tbb.idCommand, lpstrText); ATLASSERT(bRet); } } }
if(menu.GetMenuItemCount() == 0) // no hidden buttons after all
{ menu.DestroyMenu(); ::MessageBeep((UINT)-1); return false; }
cmi.hMenu = menu; return true; }
void DisplayChevronMenu(_ChevronMenuInfo& cmi) { // convert chevron rect to screen coordinates
CWindow wndFrom = cmi.lpnm->hdr.hwndFrom; RECT rc = cmi.lpnm->rc; wndFrom.ClientToScreen(&rc); // set up flags and rect
UINT uMenuFlags = TPM_LEFTBUTTON | TPM_VERTICAL | TPM_LEFTALIGN | TPM_TOPALIGN | (!AtlIsOldWindows() ? TPM_VERPOSANIMATION : 0); TPMPARAMS TPMParams; TPMParams.cbSize = sizeof(TPMPARAMS); TPMParams.rcExclude = rc; // check if this window has a command bar
HWND hWndCmdBar = (HWND)::SendMessage(m_hWnd, CBRM_GETCMDBAR, 0, 0L); if(::IsWindow(hWndCmdBar)) { CBRPOPUPMENU CBRPopupMenu = { sizeof(CBRPOPUPMENU), cmi.hMenu, uMenuFlags, rc.left, rc.bottom, &TPMParams }; ::SendMessage(hWndCmdBar, CBRM_TRACKPOPUPMENU, 0, (LPARAM)&CBRPopupMenu); } else { ::TrackPopupMenuEx(cmi.hMenu, uMenuFlags, rc.left, rc.bottom, m_hWnd, &TPMParams); } }
void CleanupChevronMenu(_ChevronMenuInfo& cmi) { CMenuHandle menu = cmi.hMenu; // if menu is from a command bar, detach submenus so they are not destroyed
if(cmi.bCmdBar) { for(int i = menu.GetMenuItemCount() - 1; i >=0; i--) menu.RemoveMenu(i, MF_BYPOSITION); } // destroy menu
menu.DestroyMenu(); // convert chevron rect to screen coordinates
CWindow wndFrom = cmi.lpnm->hdr.hwndFrom; RECT rc = cmi.lpnm->rc; wndFrom.ClientToScreen(&rc); // eat next message if click is on the same button
MSG msg; if(::PeekMessage(&msg, m_hWnd, NULL, NULL, PM_NOREMOVE)) { if(msg.message == WM_LBUTTONDOWN && ::PtInRect(&rc, msg.pt)) ::PeekMessage(&msg, m_hWnd, WM_LBUTTONDOWN, WM_LBUTTONDOWN, PM_REMOVE); } } #endif //(_WIN32_IE >= 0x0500)
};
template <class T, class TBase /*= CWindow */, class TWinTraits /*= CFrameWinTraits */ > class ATL_NO_VTABLE CFrameWindowImpl : public CFrameWindowImplBase< TBase, TWinTraits > { public: HWND Create(HWND hWndParent = NULL, _U_RECT rect = NULL, LPCTSTR szWindowName = NULL, DWORD dwStyle = 0, DWORD dwExStyle = 0, HMENU hMenu = NULL, LPVOID lpCreateParam = NULL) { ATOM atom = T::GetWndClassInfo().Register(&m_pfnSuperWindowProc);
dwStyle = T::GetWndStyle(dwStyle); dwExStyle = T::GetWndExStyle(dwExStyle);
if(rect.m_lpRect == NULL) rect.m_lpRect = &TBase::rcDefault;
return CFrameWindowImplBase< TBase, TWinTraits >::Create(hWndParent, rect, szWindowName, dwStyle, dwExStyle, hMenu, atom, lpCreateParam); }
HWND CreateEx(HWND hWndParent = NULL, _U_RECT rect = NULL, DWORD dwStyle = 0, DWORD dwExStyle = 0, LPVOID lpCreateParam = NULL) { TCHAR szWindowName[256]; szWindowName[0] = 0; ::LoadString(_Module.GetResourceInstance(), T::GetWndClassInfo().m_uCommonResourceID, szWindowName, 256);
HMENU hMenu = ::LoadMenu(_Module.GetResourceInstance(), MAKEINTRESOURCE(T::GetWndClassInfo().m_uCommonResourceID));
T* pT = static_cast<T*>(this); HWND hWnd = pT->Create(hWndParent, rect, szWindowName, dwStyle, dwExStyle, hMenu, lpCreateParam);
if(hWnd != NULL) m_hAccel = ::LoadAccelerators(_Module.GetResourceInstance(), MAKEINTRESOURCE(T::GetWndClassInfo().m_uCommonResourceID));
return hWnd; }
BOOL CreateSimpleToolBar(UINT nResourceID = 0, DWORD dwStyle = ATL_SIMPLE_TOOLBAR_STYLE, UINT nID = ATL_IDW_TOOLBAR) { ATLASSERT(!::IsWindow(m_hWndToolBar)); if(nResourceID == 0) nResourceID = T::GetWndClassInfo().m_uCommonResourceID; m_hWndToolBar = T::CreateSimpleToolBarCtrl(m_hWnd, nResourceID, TRUE, dwStyle, nID); return (m_hWndToolBar != NULL); }
// message map and handlers
typedef CFrameWindowImpl< T, TBase, TWinTraits > thisClass; typedef CFrameWindowImplBase< TBase, TWinTraits > baseClass;
BEGIN_MSG_MAP(thisClass) MESSAGE_HANDLER(WM_SIZE, OnSize) #ifndef _ATL_NO_REBAR_SUPPORT
#if (_WIN32_IE >= 0x0400)
NOTIFY_CODE_HANDLER(RBN_AUTOSIZE, OnReBarAutoSize) #endif //(_WIN32_IE >= 0x0400)
#if (_WIN32_IE >= 0x0500)
NOTIFY_CODE_HANDLER(RBN_CHEVRONPUSHED, OnChevronPushed) #endif //(_WIN32_IE >= 0x0500)
#endif //!_ATL_NO_REBAR_SUPPORT
CHAIN_MSG_MAP(baseClass) END_MSG_MAP()
LRESULT OnSize(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& bHandled) { if(wParam != SIZE_MINIMIZED) { T* pT = static_cast<T*>(this); pT->UpdateLayout(); } bHandled = FALSE; return 1; }
#ifndef _ATL_NO_REBAR_SUPPORT
#if (_WIN32_IE >= 0x0400)
LRESULT OnReBarAutoSize(int /*idCtrl*/, LPNMHDR /*pnmh*/, BOOL& /*bHandled*/) { T* pT = static_cast<T*>(this); pT->UpdateLayout(FALSE); return 0; } #endif //(_WIN32_IE >= 0x0400)
#if (_WIN32_IE >= 0x0500)
LRESULT OnChevronPushed(int /*idCtrl*/, LPNMHDR pnmh, BOOL& bHandled) { T* pT = static_cast<T*>(this); _ChevronMenuInfo cmi = { NULL, (LPNMREBARCHEVRON)pnmh, false }; if(!pT->PrepareChevronMenu(cmi)) { bHandled = FALSE; return 1; } // display a popup menu with hidden items
pT->DisplayChevronMenu(cmi); // cleanup
pT->CleanupChevronMenu(cmi); return 0; } #endif //(_WIN32_IE >= 0x0500)
#endif //!_ATL_NO_REBAR_SUPPORT
};
/////////////////////////////////////////////////////////////////////////////
// CMDIWindow
class CMDIWindow : public CWindow { public: // Data members
HWND m_hWndMDIClient; HMENU m_hMenu;
// Constructors
CMDIWindow(HWND hWnd = NULL) : CWindow(hWnd), m_hWndMDIClient(NULL), m_hMenu(NULL) { }
CMDIWindow& operator=(HWND hWnd) { m_hWnd = hWnd; return *this; }
// Operations
HWND MDIGetActive(BOOL* lpbMaximized = NULL) { ATLASSERT(::IsWindow(m_hWndMDIClient)); return (HWND)::SendMessage(m_hWndMDIClient, WM_MDIGETACTIVE, 0, (LPARAM)lpbMaximized); }
void MDIActivate(HWND hWndChildToActivate) { ATLASSERT(::IsWindow(m_hWndMDIClient)); ATLASSERT(::IsWindow(hWndChildToActivate)); ::SendMessage(m_hWndMDIClient, WM_MDIACTIVATE, (WPARAM)hWndChildToActivate, 0); }
void MDINext(HWND hWndChild, BOOL bPrevious = FALSE) { ATLASSERT(::IsWindow(m_hWndMDIClient)); ATLASSERT(hWndChild == NULL || ::IsWindow(hWndChild)); ::SendMessage(m_hWndMDIClient, WM_MDINEXT, (WPARAM)hWndChild, (LPARAM)bPrevious); }
void MDIMaximize(HWND hWndChildToMaximize) { ATLASSERT(::IsWindow(m_hWndMDIClient)); ATLASSERT(::IsWindow(hWndChildToMaximize)); ::SendMessage(m_hWndMDIClient, WM_MDIMAXIMIZE, (WPARAM)hWndChildToMaximize, 0); }
void MDIRestore(HWND hWndChildToRestore) { ATLASSERT(::IsWindow(m_hWndMDIClient)); ATLASSERT(::IsWindow(hWndChildToRestore)); ::SendMessage(m_hWndMDIClient, WM_MDIRESTORE, (WPARAM)hWndChildToRestore, 0); }
void MDIDestroy(HWND hWndChildToDestroy) { ATLASSERT(::IsWindow(m_hWndMDIClient)); ATLASSERT(::IsWindow(hWndChildToDestroy)); ::SendMessage(m_hWndMDIClient, WM_MDIDESTROY, (WPARAM)hWndChildToDestroy, 0); }
BOOL MDICascade(UINT uFlags = 0) { ATLASSERT(::IsWindow(m_hWndMDIClient)); return (BOOL)::SendMessage(m_hWndMDIClient, WM_MDICASCADE, (WPARAM)uFlags, 0); }
BOOL MDITile(UINT uFlags = MDITILE_HORIZONTAL) { ATLASSERT(::IsWindow(m_hWndMDIClient)); return (BOOL)::SendMessage(m_hWndMDIClient, WM_MDITILE, (WPARAM)uFlags, 0); } void MDIIconArrange() { ATLASSERT(::IsWindow(m_hWndMDIClient)); ::SendMessage(m_hWndMDIClient, WM_MDIICONARRANGE, 0, 0); }
HMENU MDISetMenu(HMENU hMenuFrame, HMENU hMenuWindow) { ATLASSERT(::IsWindow(m_hWndMDIClient)); return (HMENU)::SendMessage(m_hWndMDIClient, WM_MDISETMENU, (WPARAM)hMenuFrame, (LPARAM)hMenuWindow); }
HMENU MDIRefreshMenu() { ATLASSERT(::IsWindow(m_hWndMDIClient)); return (HMENU)::SendMessage(m_hWndMDIClient, WM_MDIREFRESHMENU, 0, 0); }
// Additional operations
static HMENU GetStandardWindowMenu(HMENU hMenu) { int nCount = ::GetMenuItemCount(hMenu); if(nCount == -1) return NULL; int nLen = ::GetMenuString(hMenu, nCount - 2, NULL, 0, MF_BYPOSITION); if(nLen == 0) return NULL; LPTSTR lpszText = (LPTSTR)_alloca((nLen + 1) * sizeof(TCHAR)); if(::GetMenuString(hMenu, nCount - 2, lpszText, nLen + 1, MF_BYPOSITION) != nLen) return NULL; if(lstrcmp(lpszText, _T("&Window"))) return NULL; return ::GetSubMenu(hMenu, nCount - 2); }
void SetMDIFrameMenu() { HMENU hWindowMenu = GetStandardWindowMenu(m_hMenu); MDISetMenu(m_hMenu, hWindowMenu); MDIRefreshMenu(); ::DrawMenuBar(GetMDIFrame()); }
HWND GetMDIFrame() const { return ::GetParent(m_hWndMDIClient); } };
/////////////////////////////////////////////////////////////////////////////
// CMDIFrameWindowImpl
// MDI child command chaining macro
#define CHAIN_MDI_CHILD_COMMANDS() \
if(uMsg == WM_COMMAND) \ { \ HWND hWndChild = MDIGetActive(); \ if(hWndChild != NULL) \ ::SendMessage(hWndChild, uMsg, wParam, lParam); \ }
template <class T, class TBase /*= CMDIWindow */, class TWinTraits /*= CFrameWinTraits */ > class ATL_NO_VTABLE CMDIFrameWindowImpl : public CFrameWindowImplBase<TBase, TWinTraits > { public: HWND Create(HWND hWndParent = NULL, _U_RECT rect = NULL, LPCTSTR szWindowName = NULL, DWORD dwStyle = 0, DWORD dwExStyle = 0, HMENU hMenu = NULL, LPVOID lpCreateParam = NULL) { m_hMenu = hMenu; ATOM atom = T::GetWndClassInfo().Register(&m_pfnSuperWindowProc);
dwStyle = T::GetWndStyle(dwStyle); dwExStyle = T::GetWndExStyle(dwExStyle);
if(rect.m_lpRect == NULL) rect.m_lpRect = &TBase::rcDefault;
return CFrameWindowImplBase<TBase, TWinTraits >::Create(hWndParent, rect, szWindowName, dwStyle, dwExStyle, hMenu, atom, lpCreateParam); }
HWND CreateEx(HWND hWndParent = NULL, _U_RECT rect = NULL, DWORD dwStyle = 0, DWORD dwExStyle = 0, LPVOID lpCreateParam = NULL) { TCHAR szWindowName[256]; szWindowName[0] = 0; ::LoadString(_Module.GetResourceInstance(), T::GetWndClassInfo().m_uCommonResourceID, szWindowName, 256);
HMENU hMenu = ::LoadMenu(_Module.GetResourceInstance(), MAKEINTRESOURCE(T::GetWndClassInfo().m_uCommonResourceID));
T* pT = static_cast<T*>(this); HWND hWnd = pT->Create(hWndParent, rect, szWindowName, dwStyle, dwExStyle, hMenu, lpCreateParam);
if(hWnd != NULL) m_hAccel = ::LoadAccelerators(_Module.GetResourceInstance(), MAKEINTRESOURCE(T::GetWndClassInfo().m_uCommonResourceID));
return hWnd; }
BOOL CreateSimpleToolBar(UINT nResourceID = 0, DWORD dwStyle = ATL_SIMPLE_TOOLBAR_STYLE, UINT nID = ATL_IDW_TOOLBAR) { ATLASSERT(!::IsWindow(m_hWndToolBar)); if(nResourceID == 0) nResourceID = T::GetWndClassInfo().m_uCommonResourceID; m_hWndToolBar = T::CreateSimpleToolBarCtrl(m_hWnd, nResourceID, TRUE, dwStyle, nID); return (m_hWndToolBar != NULL); }
virtual WNDPROC GetWindowProc() { return MDIFrameWindowProc; }
static LRESULT CALLBACK MDIFrameWindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { CMDIFrameWindowImpl< T, TBase, TWinTraits >* pThis = (CMDIFrameWindowImpl< T, TBase, TWinTraits >*)hWnd; // set a ptr to this message and save the old value
#if defined(_ATL_TMP_IMPL1) || defined(_ATL_TMP_IMPL2)
_ATL_MSG msg(pThis->m_hWnd, uMsg, wParam, lParam); const _ATL_MSG* pOldMsg = pThis->m_pCurrentMsg; #else
MSG msg = { pThis->m_hWnd, uMsg, wParam, lParam, 0, { 0, 0 } }; const MSG* pOldMsg = pThis->m_pCurrentMsg; #endif
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); #ifdef _ATL_TMP_IMPL2
// mark window as destryed
pThis->m_dwState |= WINSTATE_DESTROYED; #else
// clear out window handle
HWND hWnd = pThis->m_hWnd; pThis->m_hWnd = NULL; // clean up after window is destroyed
pThis->OnFinalMessage(hWnd); #endif
} } #ifdef _ATL_TMP_IMPL2
if(pThis->m_dwState & WINSTATE_DESTROYED && pThis->m_pCurrentMsg == NULL) { // clear out window handle
HWND hWnd = pThis->m_hWnd; pThis->m_hWnd = NULL; pThis->m_dwState &= ~WINSTATE_DESTROYED; // clean up after window is destroyed
pThis->OnFinalMessage(hWnd); } #endif
return lRes; }
// Overriden to call DefWindowProc which uses DefFrameProc
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) { return ::DefFrameProc(m_hWnd, m_hWndMDIClient, uMsg, wParam, lParam); }
BOOL PreTranslateMessage(MSG* pMsg) { if(CFrameWindowImplBase<TBase, TWinTraits>::PreTranslateMessage(pMsg)) return TRUE; return ::TranslateMDISysAccel(m_hWndMDIClient, pMsg); }
HWND CreateMDIClient(HMENU hWindowMenu = NULL, UINT nID = ATL_IDW_CLIENT, UINT nFirstChildID = ATL_IDM_FIRST_MDICHILD) { DWORD dwStyle = WS_VISIBLE | WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | MDIS_ALLCHILDSTYLES; DWORD dwExStyle = WS_EX_CLIENTEDGE;
CLIENTCREATESTRUCT ccs; ccs.hWindowMenu = hWindowMenu; ccs.idFirstChild = nFirstChildID;
if((GetStyle() & (WS_HSCROLL | WS_VSCROLL)) != 0) { // parent MDI frame's scroll styles move to the MDICLIENT
dwStyle |= (GetStyle() & (WS_HSCROLL | WS_VSCROLL));
// fast way to turn off the scrollbar bits (without a resize)
ModifyStyle(WS_HSCROLL | WS_VSCROLL, 0, SWP_NOREDRAW | SWP_FRAMECHANGED); }
// Create MDICLIENT window
m_hWndClient = ::CreateWindowEx(dwExStyle, _T("MDIClient"), NULL, dwStyle, 0, 0, 1, 1, m_hWnd, (HMENU)LongToHandle(nID), _Module.GetModuleInstance(), (LPVOID)&ccs); if (m_hWndClient == NULL) { ATLTRACE2(atlTraceUI, 0, _T("MDI Frame failed to create MDICLIENT.\n")); return NULL; }
// Move it to the top of z-order
::BringWindowToTop(m_hWndClient);
// set as MDI client window
m_hWndMDIClient = m_hWndClient;
// update to proper size
T* pT = static_cast<T*>(this); pT->UpdateLayout();
return m_hWndClient; }
typedef CMDIFrameWindowImpl< T, TBase, TWinTraits > thisClass; typedef CFrameWindowImplBase<TBase, TWinTraits > baseClass; BEGIN_MSG_MAP(thisClass) MESSAGE_HANDLER(WM_SIZE, OnSize) MESSAGE_HANDLER(WM_SETFOCUS, OnSetFocus) MESSAGE_HANDLER(WM_MDISETMENU, OnMDISetMenu) #ifndef _ATL_NO_REBAR_SUPPORT
#if (_WIN32_IE >= 0x0400)
NOTIFY_CODE_HANDLER(RBN_AUTOSIZE, OnReBarAutoSize) #endif //(_WIN32_IE >= 0x0400)
#if (_WIN32_IE >= 0x0500)
NOTIFY_CODE_HANDLER(RBN_CHEVRONPUSHED, OnChevronPushed) #endif //(_WIN32_IE >= 0x0500)
#endif //!_ATL_NO_REBAR_SUPPORT
CHAIN_MSG_MAP(baseClass) END_MSG_MAP()
LRESULT OnSize(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& /*bHandled*/) { if(wParam != SIZE_MINIMIZED) { T* pT = static_cast<T*>(this); pT->UpdateLayout(); } // message must be handled, otherwise DefFrameProc would resize the client again
return 0; }
LRESULT OnSetFocus(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& /*bHandled*/) { // don't allow CFrameWindowImplBase to handle this one
return DefWindowProc(uMsg, wParam, lParam); }
LRESULT OnMDISetMenu(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/) { SetMDIFrameMenu(); return 0; }
#ifndef _ATL_NO_REBAR_SUPPORT
#if (_WIN32_IE >= 0x0400)
LRESULT OnReBarAutoSize(int /*idCtrl*/, LPNMHDR /*pnmh*/, BOOL& /*bHandled*/) { T* pT = static_cast<T*>(this); pT->UpdateLayout(FALSE); return 0; } #endif //(_WIN32_IE >= 0x0400)
#if (_WIN32_IE >= 0x0500)
LRESULT OnChevronPushed(int /*idCtrl*/, LPNMHDR pnmh, BOOL& bHandled) { T* pT = static_cast<T*>(this); _ChevronMenuInfo cmi = { NULL, (LPNMREBARCHEVRON)pnmh, false }; if(!pT->PrepareChevronMenu(cmi)) { bHandled = FALSE; return 1; } // display a popup menu with hidden items
pT->DisplayChevronMenu(cmi); // cleanup
pT->CleanupChevronMenu(cmi); return 0; } #endif //(_WIN32_IE >= 0x0500)
#endif //!_ATL_NO_REBAR_SUPPORT
};
/////////////////////////////////////////////////////////////////////////////
// CMDIChildWindowImpl
template <class T, class TBase /*= CMDIWindow */, class TWinTraits /*= CMDIChildWinTraits */ > class ATL_NO_VTABLE CMDIChildWindowImpl : public CFrameWindowImplBase<TBase, TWinTraits > { public: HWND Create(HWND hWndParent, _U_RECT rect = NULL, LPCTSTR szWindowName = NULL, DWORD dwStyle = 0, DWORD dwExStyle = 0, UINT nMenuID = 0, LPVOID lpCreateParam = NULL) { ATOM atom = T::GetWndClassInfo().Register(&m_pfnSuperWindowProc);
if(nMenuID != 0) m_hMenu = ::LoadMenu(_Module.GetResourceInstance(), MAKEINTRESOURCE(nMenuID));
dwStyle = T::GetWndStyle(dwStyle); dwExStyle = T::GetWndExStyle(dwExStyle);
dwExStyle |= WS_EX_MDICHILD; // force this one
m_pfnSuperWindowProc = ::DefMDIChildProc; m_hWndMDIClient = hWndParent; ATLASSERT(::IsWindow(m_hWndMDIClient));
if(rect.m_lpRect == NULL) rect.m_lpRect = &TBase::rcDefault;
HWND hWnd = CFrameWindowImplBase<TBase, TWinTraits >::Create(hWndParent, rect, szWindowName, dwStyle, dwExStyle, (UINT)0U, atom, lpCreateParam);
if(hWnd != NULL && ::IsWindowVisible(m_hWnd) && !::IsChild(hWnd, ::GetFocus())) ::SetFocus(hWnd);
return hWnd; }
HWND CreateEx(HWND hWndParent, _U_RECT rect = NULL, LPCTSTR lpcstrWindowName = NULL, DWORD dwStyle = 0, DWORD dwExStyle = 0, LPVOID lpCreateParam = NULL) { TCHAR szWindowName[256]; szWindowName[0] = 0; if(lpcstrWindowName == NULL) { ::LoadString(_Module.GetResourceInstance(), T::GetWndClassInfo().m_uCommonResourceID, szWindowName, 256); lpcstrWindowName = szWindowName; }
T* pT = static_cast<T*>(this); HWND hWnd = pT->Create(hWndParent, rect, lpcstrWindowName, dwStyle, dwExStyle, T::GetWndClassInfo().m_uCommonResourceID, lpCreateParam);
if(hWnd != NULL) m_hAccel = ::LoadAccelerators(_Module.GetResourceInstance(), MAKEINTRESOURCE(T::GetWndClassInfo().m_uCommonResourceID));
return hWnd; }
BOOL CreateSimpleToolBar(UINT nResourceID = 0, DWORD dwStyle = ATL_SIMPLE_TOOLBAR_STYLE, UINT nID = ATL_IDW_TOOLBAR) { ATLASSERT(!::IsWindow(m_hWndToolBar)); if(nResourceID == 0) nResourceID = T::GetWndClassInfo().m_uCommonResourceID; m_hWndToolBar = T::CreateSimpleToolBarCtrl(m_hWnd, nResourceID, TRUE, dwStyle, nID); return (m_hWndToolBar != NULL); }
BOOL UpdateClientEdge(LPRECT lpRect = NULL) { // only adjust for active MDI child window
HWND hWndChild = MDIGetActive(); if(hWndChild != NULL && hWndChild != m_hWnd) return FALSE;
// need to adjust the client edge style as max/restore happens
DWORD dwStyle = ::GetWindowLong(m_hWndMDIClient, GWL_EXSTYLE); DWORD dwNewStyle = dwStyle; if(hWndChild != NULL && ((GetExStyle() & WS_EX_CLIENTEDGE) == 0) && ((GetStyle() & WS_MAXIMIZE) != 0)) dwNewStyle &= ~(WS_EX_CLIENTEDGE); else dwNewStyle |= WS_EX_CLIENTEDGE;
if(dwStyle != dwNewStyle) { // SetWindowPos will not move invalid bits
::RedrawWindow(m_hWndMDIClient, NULL, NULL, RDW_INVALIDATE | RDW_ALLCHILDREN); // remove/add WS_EX_CLIENTEDGE to MDI client area
::SetWindowLong(m_hWndMDIClient, GWL_EXSTYLE, dwNewStyle); ::SetWindowPos(m_hWndMDIClient, NULL, 0, 0, 0, 0, SWP_FRAMECHANGED | SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOCOPYBITS);
// return new client area
if (lpRect != NULL) ::GetClientRect(m_hWndMDIClient, lpRect);
return TRUE; }
return FALSE; }
typedef CMDIChildWindowImpl< T, TBase, TWinTraits > thisClass; typedef CFrameWindowImplBase<TBase, TWinTraits > baseClass; BEGIN_MSG_MAP(thisClass) MESSAGE_HANDLER(WM_SIZE, OnSize) MESSAGE_HANDLER(WM_WINDOWPOSCHANGING, OnWindowPosChanging) MESSAGE_HANDLER(WM_MENUSELECT, OnMenuSelect) MESSAGE_HANDLER(WM_MDIACTIVATE, OnMDIActivate) MESSAGE_HANDLER(WM_DESTROY, OnDestroy) #ifndef _ATL_NO_REBAR_SUPPORT
#if (_WIN32_IE >= 0x0400)
NOTIFY_CODE_HANDLER(RBN_AUTOSIZE, OnReBarAutoSize) #endif //(_WIN32_IE >= 0x0400)
#if (_WIN32_IE >= 0x0500)
NOTIFY_CODE_HANDLER(RBN_CHEVRONPUSHED, OnChevronPushed) #endif //(_WIN32_IE >= 0x0500)
#endif //!_ATL_NO_REBAR_SUPPORT
CHAIN_MSG_MAP(baseClass) END_MSG_MAP()
LRESULT OnSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& /*bHandled*/) { DefWindowProc(uMsg, wParam, lParam); // needed for MDI children
if(wParam != SIZE_MINIMIZED) { T* pT = static_cast<T*>(this); pT->UpdateLayout(); } return 0; }
LRESULT OnWindowPosChanging(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled) { // update MDI client edge and adjust MDI child rect
LPWINDOWPOS lpWndPos = (LPWINDOWPOS)lParam;
if(!(lpWndPos->flags & SWP_NOSIZE)) { CWindow wnd(m_hWndMDIClient); RECT rectClient;
if(UpdateClientEdge(&rectClient) && ((GetStyle() & WS_MAXIMIZE) != 0)) { ::AdjustWindowRectEx(&rectClient, GetStyle(), FALSE, GetExStyle()); lpWndPos->x = rectClient.left; lpWndPos->y = rectClient.top; lpWndPos->cx = rectClient.right - rectClient.left; lpWndPos->cy = rectClient.bottom - rectClient.top; } }
bHandled = FALSE; return 1; }
LRESULT OnMenuSelect(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& /*bHandled*/) { return ::SendMessage(GetMDIFrame(), uMsg, wParam, lParam); }
LRESULT OnMDIActivate(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled) { if((HWND)lParam == m_hWnd && m_hMenu != NULL) SetMDIFrameMenu(); else if((HWND)lParam == NULL) ::SendMessage(GetMDIFrame(), WM_MDISETMENU, 0, 0);
bHandled = FALSE; return 1; }
LRESULT OnDestroy(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& bHandled) { UpdateClientEdge(); bHandled = FALSE; return 1; }
#ifndef _ATL_NO_REBAR_SUPPORT
#if (_WIN32_IE >= 0x0400)
LRESULT OnReBarAutoSize(int /*idCtrl*/, LPNMHDR /*pnmh*/, BOOL& /*bHandled*/) { T* pT = static_cast<T*>(this); pT->UpdateLayout(FALSE); return 0; } #endif //(_WIN32_IE >= 0x0400)
#if (_WIN32_IE >= 0x0500)
LRESULT OnChevronPushed(int /*idCtrl*/, LPNMHDR pnmh, BOOL& bHandled) { T* pT = static_cast<T*>(this); _ChevronMenuInfo cmi = { NULL, (LPNMREBARCHEVRON)pnmh, false }; if(!pT->PrepareChevronMenu(cmi)) { bHandled = FALSE; return 1; } // display a popup menu with hidden items
pT->DisplayChevronMenu(cmi); // cleanup
pT->CleanupChevronMenu(cmi); return 0; } #endif //(_WIN32_IE >= 0x0500)
#endif //!_ATL_NO_REBAR_SUPPORT
};
/////////////////////////////////////////////////////////////////////////////
// COwnerDraw - MI class for owner-draw support
template <class T> class COwnerDraw { public: #if !defined(_ATL_TMP_IMPL1) && !defined(_ATL_TMP_IMPL2)
BOOL m_bHandledOD;
BOOL IsMsgHandled() const { return m_bHandledOD; } void SetMsgHandled(BOOL bHandled) { m_bHandledOD = bHandled; } #endif //!defined(_ATL_TMP_IMPL1) && !defined(_ATL_TMP_IMPL2)
// Message map and handlers
BEGIN_MSG_MAP(COwnerDraw< T >) MESSAGE_HANDLER(WM_DRAWITEM, OnDrawItem) MESSAGE_HANDLER(WM_MEASUREITEM, OnMeasureItem) MESSAGE_HANDLER(WM_COMPAREITEM, OnCompareItem) MESSAGE_HANDLER(WM_DELETEITEM, OnDeleteItem) ALT_MSG_MAP(1) MESSAGE_HANDLER(OCM_DRAWITEM, OnDrawItem) MESSAGE_HANDLER(OCM_MEASUREITEM, OnMeasureItem) MESSAGE_HANDLER(OCM_COMPAREITEM, OnCompareItem) MESSAGE_HANDLER(OCM_DELETEITEM, OnDeleteItem) END_MSG_MAP()
LRESULT OnDrawItem(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled) { T* pT = static_cast<T*>(this); pT->SetMsgHandled(TRUE); pT->DrawItem((LPDRAWITEMSTRUCT)lParam); bHandled = pT->IsMsgHandled(); return (LRESULT)TRUE; } LRESULT OnMeasureItem(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled) { T* pT = static_cast<T*>(this); pT->SetMsgHandled(TRUE); pT->MeasureItem((LPMEASUREITEMSTRUCT)lParam); bHandled = pT->IsMsgHandled(); return (LRESULT)TRUE; } LRESULT OnCompareItem(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled) { T* pT = static_cast<T*>(this); pT->SetMsgHandled(TRUE); bHandled = pT->IsMsgHandled(); return (LRESULT)pT->CompareItem((LPCOMPAREITEMSTRUCT)lParam); } LRESULT OnDeleteItem(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled) { T* pT = static_cast<T*>(this); pT->SetMsgHandled(TRUE); pT->DeleteItem((LPDELETEITEMSTRUCT)lParam); bHandled = pT->IsMsgHandled(); return (LRESULT)TRUE; }
// Overrideables
void DrawItem(LPDRAWITEMSTRUCT /*lpDrawItemStruct*/) { // must be implemented
ATLASSERT(FALSE); } void MeasureItem(LPMEASUREITEMSTRUCT lpMeasureItemStruct) { if(lpMeasureItemStruct->CtlType != ODT_MENU) { // return default height for a system font
T* pT = static_cast<T*>(this); HWND hWnd = pT->GetDlgItem(lpMeasureItemStruct->CtlID); CClientDC dc(hWnd); TEXTMETRIC tm; dc.GetTextMetrics(&tm);
lpMeasureItemStruct->itemHeight = tm.tmHeight; } else lpMeasureItemStruct->itemHeight = ::GetSystemMetrics(SM_CYMENU); } int CompareItem(LPCOMPAREITEMSTRUCT /*lpCompareItemStruct*/) { // all items are equal
return 0; } void DeleteItem(LPDELETEITEMSTRUCT /*lpDeleteItemStruct*/) { // default - nothing
} };
/////////////////////////////////////////////////////////////////////////////
// Update UI macros
// these build the Update UI map inside a class definition
#define BEGIN_UPDATE_UI_MAP(thisClass) \
static const _AtlUpdateUIMap* GetUpdateUIMap() \ { \ static const _AtlUpdateUIMap theMap[] = \ {
#define UPDATE_ELEMENT(nID, wType) \
{ nID, wType },
#define END_UPDATE_UI_MAP() \
{ (WORD)-1, 0 } \ }; \ return theMap; \ }
///////////////////////////////////////////////////////////////////////////////
// CUpdateUI - manages UI elements updating
class CUpdateUIBase { public: // constants
enum { // UI element type
UPDUI_MENUPOPUP = 0x0001, UPDUI_MENUBAR = 0x0002, UPDUI_CHILDWINDOW = 0x0004, UPDUI_TOOLBAR = 0x0008, UPDUI_STATUSBAR = 0x0010, // state
UPDUI_ENABLED = 0x0000, UPDUI_DISABLED = 0x0100, UPDUI_CHECKED = 0x0200, UPDUI_CHECKED2 = 0x0400, UPDUI_RADIO = 0x0800, UPDUI_DEFAULT = 0x1000, UPDUI_TEXT = 0x2000, };
// element data
struct _AtlUpdateUIElement { HWND m_hWnd; WORD m_wType; bool operator==(const _AtlUpdateUIElement& e) const { return (m_hWnd == e.m_hWnd && m_wType == e.m_wType); } };
// map data
struct _AtlUpdateUIMap { WORD m_nID; WORD m_wType; };
// instance data
struct _AtlUpdateUIData { WORD m_wState; void* m_lpData; };
CSimpleArray<_AtlUpdateUIElement> m_UIElements; // elements data
const _AtlUpdateUIMap* m_pUIMap; // static UI data
_AtlUpdateUIData* m_pUIData; // instance UI data
WORD m_wDirtyType; // global dirty flag
bool m_bBlockAccelerators;
// Constructor, destructor
CUpdateUIBase() : m_pUIMap(NULL), m_pUIData(NULL), m_wDirtyType(0), m_bBlockAccelerators(false) { }
~CUpdateUIBase() { if(m_pUIMap != NULL && m_pUIData != NULL) { const _AtlUpdateUIMap* pUIMap = m_pUIMap; _AtlUpdateUIData* pUIData = m_pUIData; while(pUIMap->m_nID != (WORD)-1) { if(pUIData->m_wState & UPDUI_TEXT) free(pUIData->m_lpData); pUIMap++; pUIData++; } delete [] m_pUIData; } }
// Check for disabled commands
bool UIGetBlockAccelerators() const { return m_bBlockAccelerators; }
bool UISetBlockAccelerators(bool bBlock) { bool bOld = m_bBlockAccelerators; m_bBlockAccelerators = bBlock; return bOld; }
// Add elements
BOOL UIAddMenuBar(HWND hWnd) // menu bar (main menu)
{ if(hWnd == NULL) return FALSE; _AtlUpdateUIElement e; e.m_hWnd = hWnd; e.m_wType = UPDUI_MENUBAR; return m_UIElements.Add(e); } BOOL UIAddToolBar(HWND hWnd) // toolbar
{ if(hWnd == NULL) return FALSE; _AtlUpdateUIElement e; e.m_hWnd = hWnd; e.m_wType = UPDUI_TOOLBAR; return m_UIElements.Add(e); } BOOL UIAddStatusBar(HWND hWnd) // status bar
{ if(hWnd == NULL) return FALSE; _AtlUpdateUIElement e; e.m_hWnd = hWnd; e.m_wType = UPDUI_STATUSBAR; return m_UIElements.Add(e); } BOOL UIAddChildWindowContainer(HWND hWnd) // child window
{ if(hWnd == NULL) return FALSE; _AtlUpdateUIElement e; e.m_hWnd = hWnd; e.m_wType = UPDUI_CHILDWINDOW; return m_UIElements.Add(e); }
// Message map for popup menu updates and accelerator blocking
BEGIN_MSG_MAP(CUpdateUIBase) MESSAGE_HANDLER(WM_INITMENUPOPUP, OnInitMenuPopup) MESSAGE_HANDLER(WM_COMMAND, OnCommand) END_MSG_MAP()
LRESULT OnInitMenuPopup(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& bHandled) { bHandled = FALSE; HMENU hMenu = (HMENU)wParam; if(hMenu == NULL) return 1; _AtlUpdateUIData* pUIData = m_pUIData; if(pUIData == NULL) return 1; const _AtlUpdateUIMap* pMap = m_pUIMap; while(pMap->m_nID != (WORD)-1) { if(pMap->m_wType & UPDUI_MENUPOPUP) UIUpdateMenuBarElement(pMap->m_nID, pUIData, hMenu); pMap++; pUIData++; } return 0; }
LRESULT OnCommand(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& bHandled) { bHandled = FALSE; if(m_bBlockAccelerators && HIWORD(wParam) == 1) // accelerators only
{ int nID = LOWORD(wParam); if((UIGetState(nID) & UPDUI_DISABLED) == UPDUI_DISABLED) { ATLTRACE2(atlTraceUI, 0, _T("CUpdateUIBase::OnCommand - blocked disabled command 0x%4.4X\n"), nID); bHandled = TRUE; // eat the command, UI item is disabled
} } return 0; }
// methods for setting UI element state
BOOL UIEnable(int nID, BOOL bEnable, BOOL bForceUpdate = FALSE) { const _AtlUpdateUIMap* pMap = m_pUIMap; _AtlUpdateUIData* pUIData = m_pUIData; if(pUIData == NULL) return FALSE;
for( ; pMap->m_nID != (WORD)-1; pMap++, pUIData++) { if(nID == (int)pMap->m_nID) { if(bEnable) { if(pUIData->m_wState & UPDUI_DISABLED) { pUIData->m_wState |= pMap->m_wType; pUIData->m_wState &= ~UPDUI_DISABLED; } } else { if(!(pUIData->m_wState & UPDUI_DISABLED)) { pUIData->m_wState |= pMap->m_wType; pUIData->m_wState |= UPDUI_DISABLED; } }
if(bForceUpdate) pUIData->m_wState |= pMap->m_wType; if(pUIData->m_wState & pMap->m_wType) m_wDirtyType |= pMap->m_wType;
break; // found
} }
return TRUE; }
BOOL UISetCheck(int nID, int nCheck, BOOL bForceUpdate = FALSE) { const _AtlUpdateUIMap* pMap = m_pUIMap; _AtlUpdateUIData* pUIData = m_pUIData; if(pUIData == NULL) return FALSE;
for( ; pMap->m_nID != (WORD)-1; pMap++, pUIData++) { if(nID == (int)pMap->m_nID) { switch(nCheck) { case 0: if((pUIData->m_wState & UPDUI_CHECKED) || (pUIData->m_wState & UPDUI_CHECKED2)) { pUIData->m_wState |= pMap->m_wType; pUIData->m_wState &= ~(UPDUI_CHECKED | UPDUI_CHECKED2); } break; case 1: if(!(pUIData->m_wState & UPDUI_CHECKED)) { pUIData->m_wState |= pMap->m_wType; pUIData->m_wState &= ~UPDUI_CHECKED2; pUIData->m_wState |= UPDUI_CHECKED; } break; case 2: if(!(pUIData->m_wState & UPDUI_CHECKED2)) { pUIData->m_wState |= pMap->m_wType; pUIData->m_wState &= ~UPDUI_CHECKED; pUIData->m_wState |= UPDUI_CHECKED2; } break; }
if(bForceUpdate) pUIData->m_wState |= pMap->m_wType; if(pUIData->m_wState & pMap->m_wType) m_wDirtyType |= pMap->m_wType;
break; // found
} }
return TRUE; }
BOOL UISetRadio(int nID, BOOL bRadio, BOOL bForceUpdate = FALSE) { const _AtlUpdateUIMap* pMap = m_pUIMap; _AtlUpdateUIData* pUIData = m_pUIData; if(pUIData == NULL) return FALSE;
for( ; pMap->m_nID != (WORD)-1; pMap++, pUIData++) { if(nID == (int)pMap->m_nID) { if(bRadio) { if(!(pUIData->m_wState & UPDUI_RADIO)) { pUIData->m_wState |= pMap->m_wType; pUIData->m_wState |= UPDUI_RADIO; } } else { if(pUIData->m_wState & UPDUI_RADIO) { pUIData->m_wState |= pMap->m_wType; pUIData->m_wState &= ~UPDUI_RADIO; } }
if(bForceUpdate) pUIData->m_wState |= pMap->m_wType; if(pUIData->m_wState & pMap->m_wType) m_wDirtyType |= pMap->m_wType;
break; // found
} }
return TRUE; }
BOOL UISetText(int nID, LPCTSTR lpstrText, BOOL bForceUpdate = FALSE) { const _AtlUpdateUIMap* pMap = m_pUIMap; _AtlUpdateUIData* pUIData = m_pUIData; if(pUIData == NULL) return FALSE; if(lpstrText == NULL) lpstrText = _T("");
for( ; pMap->m_nID != (WORD)-1; pMap++, pUIData++) { if(nID == (int)pMap->m_nID) { if(pUIData->m_lpData == NULL || lstrcmp((LPTSTR)pUIData->m_lpData, lpstrText)) { int nStrLen = lstrlen(lpstrText); free(pUIData->m_lpData); pUIData->m_lpData = NULL; ATLTRY(pUIData->m_lpData = malloc((nStrLen + 1) * sizeof(TCHAR))); if(pUIData->m_lpData == NULL) { ATLTRACE2(atlTraceUI, 0, _T("UISetText - malloc failed\n")); break; } lstrcpy((LPTSTR)pUIData->m_lpData, lpstrText); pUIData->m_wState |= (UPDUI_TEXT | pMap->m_wType); }
if(bForceUpdate) pUIData->m_wState |= (UPDUI_TEXT | pMap->m_wType); if(pUIData->m_wState | pMap->m_wType) m_wDirtyType |= pMap->m_wType;
break; // found
} }
return TRUE; }
// methods for complete state set/get
BOOL UISetState(int nID, DWORD dwState) { const _AtlUpdateUIMap* pMap = m_pUIMap; _AtlUpdateUIData* pUIData = m_pUIData; if(pUIData == NULL) return FALSE; for( ; pMap->m_nID != (WORD)-1; pMap++, pUIData++) { if(nID == (int)pMap->m_nID) { pUIData->m_wState |= dwState | pMap->m_wType; m_wDirtyType |= pMap->m_wType; break; // found
} } return TRUE; } DWORD UIGetState(int nID) { const _AtlUpdateUIMap* pMap = m_pUIMap; _AtlUpdateUIData* pUIData = m_pUIData; if(pUIData == NULL) return 0; for( ; pMap->m_nID != (WORD)-1; pMap++, pUIData++) { if(nID == (int)pMap->m_nID) return pUIData->m_wState; } return 0; }
// methods for updating UI
BOOL UIUpdateMenuBar(BOOL bForceUpdate = FALSE, BOOL bMainMenu = FALSE) { if(!(m_wDirtyType & UPDUI_MENUBAR) && !bForceUpdate) return TRUE;
const _AtlUpdateUIMap* pMap = m_pUIMap; _AtlUpdateUIData* pUIData = m_pUIData; if(pUIData == NULL) return FALSE;
while(pMap->m_nID != (WORD)-1) { for(int i = 0; i < m_UIElements.GetSize(); i++) { if(m_UIElements[i].m_wType == UPDUI_MENUBAR) { HMENU hMenu = ::GetMenu(m_UIElements[i].m_hWnd); if(hMenu != NULL && (pUIData->m_wState & UPDUI_MENUBAR) && (pMap->m_wType & UPDUI_MENUBAR)) UIUpdateMenuBarElement(pMap->m_nID, pUIData, hMenu); } if(bMainMenu) ::DrawMenuBar(m_UIElements[i].m_hWnd); } pMap++; pUIData->m_wState &= ~UPDUI_MENUBAR; if(pUIData->m_wState & UPDUI_TEXT) { free(pUIData->m_lpData); pUIData->m_lpData = NULL; pUIData->m_wState &= ~UPDUI_TEXT; } pUIData++; }
m_wDirtyType &= ~UPDUI_MENUBAR; return TRUE; }
BOOL UIUpdateToolBar(BOOL bForceUpdate = FALSE) { if(!(m_wDirtyType & UPDUI_TOOLBAR) && !bForceUpdate) return TRUE;
const _AtlUpdateUIMap* pMap = m_pUIMap; _AtlUpdateUIData* pUIData = m_pUIData; if(pUIData == NULL) return FALSE;
while(pMap->m_nID != (WORD)-1) { for(int i = 0; i < m_UIElements.GetSize(); i++) { if(m_UIElements[i].m_wType == UPDUI_TOOLBAR) { if((pUIData->m_wState & UPDUI_TOOLBAR) && (pMap->m_wType & UPDUI_TOOLBAR)) UIUpdateToolBarElement(pMap->m_nID, pUIData, m_UIElements[i].m_hWnd); } } pMap++; pUIData->m_wState &= ~UPDUI_TOOLBAR; pUIData++; }
m_wDirtyType &= ~UPDUI_TOOLBAR; return TRUE; }
BOOL UIUpdateStatusBar(BOOL bForceUpdate = FALSE) { if(!(m_wDirtyType & UPDUI_STATUSBAR) && !bForceUpdate) return TRUE;
const _AtlUpdateUIMap* pMap = m_pUIMap; _AtlUpdateUIData* pUIData = m_pUIData; if(pUIData == NULL) return FALSE;
while(pMap->m_nID != (WORD)-1) { for(int i = 0; i < m_UIElements.GetSize(); i++) { if(m_UIElements[i].m_wType == UPDUI_STATUSBAR) { if((pUIData->m_wState & UPDUI_STATUSBAR) && (pMap->m_wType & UPDUI_STATUSBAR)) UIUpdateStatusBarElement(pMap->m_nID, pUIData, m_UIElements[i].m_hWnd); } } pMap++; pUIData->m_wState &= ~UPDUI_STATUSBAR; if(pUIData->m_wState & UPDUI_TEXT) { free(pUIData->m_lpData); pUIData->m_lpData = NULL; pUIData->m_wState &= ~UPDUI_TEXT; } pUIData++; }
m_wDirtyType &= ~UPDUI_STATUSBAR; return TRUE; }
BOOL UIUpdateChildWindows(BOOL bForceUpdate = FALSE) { if(!(m_wDirtyType & UPDUI_CHILDWINDOW) && !bForceUpdate) return TRUE;
const _AtlUpdateUIMap* pMap = m_pUIMap; _AtlUpdateUIData* pUIData = m_pUIData; if(pUIData == NULL) return FALSE;
while(pMap->m_nID != (WORD)-1) { for(int i = 0; i < m_UIElements.GetSize(); i++) { if(m_UIElements[i].m_wType == UPDUI_CHILDWINDOW) { if((pUIData->m_wState & UPDUI_CHILDWINDOW) && (pMap->m_wType & UPDUI_CHILDWINDOW)) UIUpdateChildWindow(pMap->m_nID, pUIData, m_UIElements[i].m_hWnd); } } pMap++; pUIData->m_wState &= ~UPDUI_CHILDWINDOW; if(pUIData->m_wState & UPDUI_TEXT) { free(pUIData->m_lpData); pUIData->m_lpData = NULL; pUIData->m_wState &= ~UPDUI_TEXT; } pUIData++; }
m_wDirtyType &= ~UPDUI_CHILDWINDOW; return TRUE; }
// internal element specific methods
static void UIUpdateMenuBarElement(int nID, _AtlUpdateUIData* pUIData, HMENU hMenu) { MENUITEMINFO mii; memset(&mii, 0, sizeof(MENUITEMINFO)); mii.cbSize = sizeof(MENUITEMINFO); mii.fMask = MIIM_STATE; mii.wID = nID;
if(pUIData->m_wState & UPDUI_DISABLED) mii.fState |= MFS_DISABLED | MFS_GRAYED; else mii.fState |= MFS_ENABLED;
if(pUIData->m_wState & UPDUI_CHECKED) mii.fState |= MFS_CHECKED; else mii.fState |= MFS_UNCHECKED;
if(pUIData->m_wState & UPDUI_DEFAULT) mii.fState |= MFS_DEFAULT;
if(pUIData->m_wState & UPDUI_TEXT) { mii.fMask |= MIIM_TYPE; mii.fType = MFT_STRING; mii.dwTypeData = (LPTSTR)pUIData->m_lpData; }
::SetMenuItemInfo(hMenu, nID, FALSE, &mii); }
static void UIUpdateToolBarElement(int nID, _AtlUpdateUIData* pUIData, HWND hWndToolBar) { // Note: only handles enabled/disabled, checked state, and radio (press)
::SendMessage(hWndToolBar, TB_ENABLEBUTTON, nID, (LPARAM)(pUIData->m_wState & UPDUI_DISABLED) ? FALSE : TRUE); ::SendMessage(hWndToolBar, TB_CHECKBUTTON, nID, (LPARAM)(pUIData->m_wState & UPDUI_CHECKED) ? TRUE : FALSE); ::SendMessage(hWndToolBar, TB_INDETERMINATE, nID, (LPARAM)(pUIData->m_wState & UPDUI_CHECKED2) ? TRUE : FALSE); ::SendMessage(hWndToolBar, TB_PRESSBUTTON, nID, (LPARAM)(pUIData->m_wState & UPDUI_RADIO) ? TRUE : FALSE); }
static void UIUpdateStatusBarElement(int nID, _AtlUpdateUIData* pUIData, HWND hWndStatusBar) { // Note: only handles text
if(pUIData->m_wState & UPDUI_TEXT) ::SendMessage(hWndStatusBar, SB_SETTEXT, nID, (LPARAM)pUIData->m_lpData); }
static void UIUpdateChildWindow(int nID, _AtlUpdateUIData* pUIData, HWND hWnd) { HWND hChild = ::GetDlgItem(hWnd, nID);
::EnableWindow(hChild, (pUIData->m_wState & UPDUI_DISABLED) ? FALSE : TRUE); // for check and radio, assume that window is a button
int nCheck = BST_UNCHECKED; if(pUIData->m_wState & UPDUI_CHECKED || pUIData->m_wState & UPDUI_RADIO) nCheck = BST_CHECKED; else if(pUIData->m_wState & UPDUI_CHECKED2) nCheck = BST_INDETERMINATE; ::SendMessage(hChild, BM_SETCHECK, nCheck, 0L); if(pUIData->m_wState & UPDUI_DEFAULT) { DWORD dwRet = (DWORD)::SendMessage(hWnd, DM_GETDEFID, 0, 0L); if(HIWORD(dwRet) == DC_HASDEFID) { HWND hOldDef = ::GetDlgItem(hWnd, (int)(short)LOWORD(dwRet)); // remove BS_DEFPUSHBUTTON
::SendMessage(hOldDef, BM_SETSTYLE, BS_PUSHBUTTON, MAKELPARAM(TRUE, 0)); } ::SendMessage(hWnd, DM_SETDEFID, nID, 0L); } if(pUIData->m_wState & UPDUI_TEXT) ::SetWindowText(hChild, (LPTSTR)pUIData->m_lpData); } };
template <class T> class CUpdateUI : public CUpdateUIBase { public: CUpdateUI() { T* pT = static_cast<T*>(this); pT; const _AtlUpdateUIMap* pMap = pT->GetUpdateUIMap(); m_pUIMap = pMap; ATLASSERT(m_pUIMap != NULL); int nCount; for(nCount = 1; pMap->m_nID != (WORD)-1; nCount++) pMap++;
// check for duplicates (debug only)
#ifdef _DEBUG
for(int i = 0; i < nCount; i++) { for(int j = 0; j < nCount; j++) { // shouldn't have duplicates in the update UI map
if(i != j) ATLASSERT(m_pUIMap[j].m_nID != m_pUIMap[i].m_nID); } } #endif //_DEBUG
ATLTRY(m_pUIData = new _AtlUpdateUIData[nCount]); ATLASSERT(m_pUIData != NULL);
if(m_pUIData != NULL) memset(m_pUIData, 0, sizeof(_AtlUpdateUIData) * nCount); } };
/////////////////////////////////////////////////////////////////////////////
// CDialogResize - provides support for resizing dialog controls
// (works for any window that has child controls)
// Put CDialogResize in the list of base classes for a dialog (or even plain window),
// then implement DLGRESIZE map by specifying controls and groups of control
// and using DLSZ_* values to specify how are they supposed to be resized.
// dialog resize map macros
#define BEGIN_DLGRESIZE_MAP(thisClass) \
static const _AtlDlgResizeMap* GetDlgResizeMap() \ { \ static const _AtlDlgResizeMap theMap[] = \ {
#define END_DLGRESIZE_MAP() \
{ -1, 0 }, \ }; \ return theMap; \ }
#define DLGRESIZE_CONTROL(id, flags) \
{ id, flags },
#define BEGIN_DLGRESIZE_GROUP() \
{ -1, _DLSZ_BEGIN_GROUP },
#define END_DLGRESIZE_GROUP() \
{ -1, _DLSZ_END_GROUP },
template <class T> class CDialogResize { public: // Data declarations and members
enum { DLSZ_SIZE_X = 0x00000001, DLSZ_SIZE_Y = 0x00000002, DLSZ_MOVE_X = 0x00000004, DLSZ_MOVE_Y = 0x00000008, DLSZ_REPAINT = 0x00000010,
// internal use only
_DLSZ_BEGIN_GROUP = 0x00001000, _DLSZ_END_GROUP = 0x00002000, _DLSZ_GRIPPER = 0x00004000 };
struct _AtlDlgResizeMap { int m_nCtlID; DWORD m_dwResizeFlags; };
struct _AtlDlgResizeData { int m_nCtlID; DWORD m_dwResizeFlags; RECT m_rect; int GetGroupCount() const { return (int)LOBYTE(HIWORD(m_dwResizeFlags)); } void SetGroupCount(int nCount) { ATLASSERT(nCount > 0 && nCount < 256); DWORD dwCount = (DWORD)MAKELONG(0, MAKEWORD(nCount, 0)); m_dwResizeFlags &= 0xFF00FFFF; m_dwResizeFlags |= dwCount; } bool operator==(const _AtlDlgResizeData& r) const { return (m_nCtlID == r.m_nCtlID && m_dwResizeFlags == r.m_dwResizeFlags); } };
CSimpleArray<_AtlDlgResizeData> m_arrData; SIZE m_sizeDialog; POINT m_ptMinTrackSize; bool m_bGripper;
// Constructor
CDialogResize() : m_bGripper(false) { m_sizeDialog.cx = 0; m_sizeDialog.cy = 0; m_ptMinTrackSize.x = -1; m_ptMinTrackSize.y = -1; }
// Operations
void DlgResize_Init(bool bAddGripper = true, bool bUseMinTrackSize = true, DWORD dwForceStyle = WS_THICKFRAME | WS_CLIPCHILDREN) { T* pT = static_cast<T*>(this); ATLASSERT(::IsWindow(pT->m_hWnd));
// Force specified styles (default WS_THICKFRAME | WS_CLIPCHILDREN to enable resizing border and reduce flicker)
if((pT->GetStyle() & dwForceStyle) != dwForceStyle) pT->ModifyStyle(0, dwForceStyle);
// Cleanup in case of multiple initialization
// block: first check for the gripper control, destroy it if needed
{ CWindow wndGripper = pT->GetDlgItem(ATL_IDW_STATUS_BAR); if(wndGripper.IsWindow() && m_arrData.GetSize() > 0 && (m_arrData[0].m_dwResizeFlags & _DLSZ_GRIPPER) != 0) wndGripper.DestroyWindow(); } // clear out everything else
m_arrData.RemoveAll(); m_sizeDialog.cx = 0; m_sizeDialog.cy = 0; m_ptMinTrackSize.x = -1; m_ptMinTrackSize.y = -1;
// Get initial dialog client size
RECT rectDlg; pT->GetClientRect(&rectDlg); m_sizeDialog.cx = rectDlg.right; m_sizeDialog.cy = rectDlg.bottom;
// Create gripper if requested
m_bGripper = false; if(bAddGripper) { // shouldn't exist already
ATLASSERT(!::IsWindow(pT->GetDlgItem(ATL_IDW_STATUS_BAR))); if(!::IsWindow(pT->GetDlgItem(ATL_IDW_STATUS_BAR))) { CWindow wndGripper; wndGripper.Create(_T("SCROLLBAR"), pT->m_hWnd, rectDlg, NULL, WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | SBS_SIZEBOX | SBS_SIZEGRIP | SBS_SIZEBOXBOTTOMRIGHTALIGN, 0, ATL_IDW_STATUS_BAR); ATLASSERT(wndGripper.IsWindow()); if(wndGripper.IsWindow()) { m_bGripper = true; RECT rectCtl; wndGripper.GetWindowRect(&rectCtl); pT->ScreenToClient(&rectCtl); _AtlDlgResizeData data = { ATL_IDW_STATUS_BAR, DLSZ_MOVE_X | DLSZ_MOVE_Y | DLSZ_REPAINT | _DLSZ_GRIPPER, { rectCtl.left, rectCtl.top, rectCtl.right, rectCtl.bottom } }; m_arrData.Add(data); } } }
// Get min track position if requested
if(bUseMinTrackSize) { RECT rect; pT->GetWindowRect(&rect); m_ptMinTrackSize.x = rect.right - rect.left; m_ptMinTrackSize.y = rect.bottom - rect.top; }
// Walk the map and initialize data
const _AtlDlgResizeMap* pMap = pT->GetDlgResizeMap(); ATLASSERT(pMap != NULL); int nGroupStart = -1; for(int nCount = 1; !(pMap->m_nCtlID == -1 && pMap->m_dwResizeFlags == 0); nCount++, pMap++) { if(pMap->m_nCtlID == -1) { switch(pMap->m_dwResizeFlags) { case _DLSZ_BEGIN_GROUP: ATLASSERT(nGroupStart == -1); nGroupStart = m_arrData.GetSize(); break; case _DLSZ_END_GROUP: { ATLASSERT(nGroupStart != -1); int nGroupCount = m_arrData.GetSize() - nGroupStart; m_arrData[nGroupStart].SetGroupCount(nGroupCount); nGroupStart = -1; } break; default: ATLASSERT(FALSE && _T("Invalid DLGRESIZE Map Entry")); break; } } else { // this ID conflicts with the default gripper one
ATLASSERT(m_bGripper ? (pMap->m_nCtlID != ATL_IDW_STATUS_BAR) : TRUE);
CWindow ctl = pT->GetDlgItem(pMap->m_nCtlID); ATLASSERT(ctl.IsWindow()); RECT rectCtl; ctl.GetWindowRect(&rectCtl); pT->ScreenToClient(&rectCtl);
DWORD dwGroupFlag = (nGroupStart != -1 && m_arrData.GetSize() == nGroupStart) ? _DLSZ_BEGIN_GROUP : 0; _AtlDlgResizeData data = { pMap->m_nCtlID, pMap->m_dwResizeFlags | dwGroupFlag, { rectCtl.left, rectCtl.top, rectCtl.right, rectCtl.bottom } }; m_arrData.Add(data); } } ATLASSERT((nGroupStart == -1) && _T("No End Group Entry in the DLGRESIZE Map")); }
void DlgResize_UpdateLayout(int cxWidth, int cyHeight) { T* pT = static_cast<T*>(this); ATLASSERT(::IsWindow(pT->m_hWnd)); pT->SetRedraw(FALSE); RECT rectGroup = { 0, 0, 0, 0 }; for(int i = 0; i < m_arrData.GetSize(); i++) { if((m_arrData[i].m_dwResizeFlags & _DLSZ_BEGIN_GROUP) != 0) // start of a group
{ int nGroupCount = m_arrData[i].GetGroupCount(); ATLASSERT(nGroupCount > 0 && i + nGroupCount - 1 < m_arrData.GetSize()); rectGroup = m_arrData[i].m_rect; int j; for(j = 1; j < nGroupCount; j++) { rectGroup.left = min(rectGroup.left, m_arrData[i + j].m_rect.left); rectGroup.top = min(rectGroup.top, m_arrData[i + j].m_rect.top); rectGroup.right = max(rectGroup.right, m_arrData[i + j].m_rect.right); rectGroup.bottom = max(rectGroup.bottom, m_arrData[i + j].m_rect.bottom); } RECT rcThis; RECT rcNext; for(j = 0; j < nGroupCount; j++) { int xyStartNext = -1; if((j < (nGroupCount - 1)) && ((m_arrData[i + j].m_dwResizeFlags & (DLSZ_SIZE_X | DLSZ_SIZE_Y)) != 0) && ((m_arrData[i + j + 1].m_dwResizeFlags & (DLSZ_SIZE_X | DLSZ_SIZE_Y)) != 0)) { CWindow ctlThis = pT->GetDlgItem(m_arrData[i + j].m_nCtlID); ctlThis.GetWindowRect(&rcThis); pT->ScreenToClient(&rcThis); CWindow ctlNext = pT->GetDlgItem(m_arrData[i + j + 1].m_nCtlID); ctlNext.GetWindowRect(&rcNext); pT->ScreenToClient(&rcNext); if((m_arrData[i + j].m_dwResizeFlags & DLSZ_SIZE_X) == DLSZ_SIZE_X && (m_arrData[i + j + 1].m_dwResizeFlags & DLSZ_SIZE_X) == DLSZ_SIZE_X) { if(rcNext.left >= rcThis.right) xyStartNext = m_arrData[i + j + 1].m_rect.left; } else if((m_arrData[i + j].m_dwResizeFlags & DLSZ_SIZE_Y) == DLSZ_SIZE_Y && (m_arrData[i + j + 1].m_dwResizeFlags & DLSZ_SIZE_Y) == DLSZ_SIZE_Y) { if(rcNext.top >= rcThis.bottom) xyStartNext = m_arrData[i + j + 1].m_rect.top; } } pT->DlgResize_PositionControl(cxWidth, cyHeight, rectGroup, m_arrData[i + j], true, xyStartNext); } // increment to skip all group controls
i += nGroupCount - 1; } else // one control entry
{ pT->DlgResize_PositionControl(cxWidth, cyHeight, rectGroup, m_arrData[i], false); } } pT->SetRedraw(TRUE); pT->RedrawWindow(NULL, NULL, RDW_ERASE | RDW_INVALIDATE | RDW_UPDATENOW | RDW_ALLCHILDREN); }
// Message map and handlers
BEGIN_MSG_MAP(CDialogResize) MESSAGE_HANDLER(WM_SIZE, OnSize) MESSAGE_HANDLER(WM_GETMINMAXINFO, OnGetMinMaxInfo) END_MSG_MAP()
LRESULT OnSize(UINT /*uMsg*/, WPARAM wParam, LPARAM lParam, BOOL& /*bHandled*/) { T* pT = static_cast<T*>(this); if(m_bGripper) { CWindow wndGripper = pT->GetDlgItem(ATL_IDW_STATUS_BAR); if(wParam == SIZE_MAXIMIZED) wndGripper.ShowWindow(SW_HIDE); else if(wParam == SIZE_RESTORED) wndGripper.ShowWindow(SW_SHOW); } if(wParam != SIZE_MINIMIZED) { ATLASSERT(::IsWindow(pT->m_hWnd)); pT->DlgResize_UpdateLayout(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)); } return 0; }
LRESULT OnGetMinMaxInfo(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& /*bHandled*/) { if(m_ptMinTrackSize.x != -1 && m_ptMinTrackSize.y != -1) { LPMINMAXINFO lpMMI = (LPMINMAXINFO)lParam; lpMMI->ptMinTrackSize = m_ptMinTrackSize; } return 0; }
// Implementation
bool DlgResize_PositionControl(int cxWidth, int cyHeight, RECT& rectGroup, _AtlDlgResizeData& data, bool bGroup, int xyStartNext = -1) { T* pT = static_cast<T*>(this); ATLASSERT(::IsWindow(pT->m_hWnd)); CWindow ctl; RECT rectCtl;
ctl = pT->GetDlgItem(data.m_nCtlID); if(!ctl.GetWindowRect(&rectCtl)) return false; if(!pT->ScreenToClient(&rectCtl)) return false;
if(bGroup) { if((data.m_dwResizeFlags & (DLSZ_SIZE_X | DLSZ_MOVE_X)) != 0) { rectCtl.left = rectGroup.left + ::MulDiv(data.m_rect.left - rectGroup.left, rectGroup.right - rectGroup.left + (cxWidth - m_sizeDialog.cx), rectGroup.right - rectGroup.left);
if((data.m_dwResizeFlags & DLSZ_SIZE_X) != 0) { if(xyStartNext != -1) rectCtl.right = rectGroup.left + ::MulDiv(xyStartNext - rectGroup.left, rectGroup.right - rectGroup.left + (cxWidth - m_sizeDialog.cx), rectGroup.right - rectGroup.left) - (xyStartNext - data.m_rect.right); else rectCtl.right = rectGroup.left + ::MulDiv(data.m_rect.right - rectGroup.left, rectGroup.right - rectGroup.left + (cxWidth - m_sizeDialog.cx), rectGroup.right - rectGroup.left); } else { rectCtl.right = rectCtl.left + (data.m_rect.right - data.m_rect.left); } }
if((data.m_dwResizeFlags & (DLSZ_SIZE_Y | DLSZ_MOVE_Y)) != 0) { rectCtl.top = rectGroup.top + ::MulDiv(data.m_rect.top - rectGroup.top, rectGroup.bottom - rectGroup.top + (cyHeight - m_sizeDialog.cy), rectGroup.bottom - rectGroup.top);
if((data.m_dwResizeFlags & DLSZ_SIZE_Y) != 0) { if(xyStartNext != -1) rectCtl.bottom = rectGroup.top + ::MulDiv(xyStartNext - rectGroup.top, rectGroup.bottom - rectGroup.top + (cyHeight - m_sizeDialog.cy), rectGroup.bottom - rectGroup.top) - (xyStartNext - data.m_rect.bottom); else rectCtl.bottom = rectGroup.top + ::MulDiv(data.m_rect.bottom - rectGroup.top, rectGroup.bottom - rectGroup.top + (cyHeight - m_sizeDialog.cy), rectGroup.bottom - rectGroup.top); } else { rectCtl.bottom = rectCtl.top + (data.m_rect.bottom - data.m_rect.top); } } } else { if((data.m_dwResizeFlags & (DLSZ_SIZE_X | DLSZ_MOVE_X)) != 0) { rectCtl.right = data.m_rect.right + (cxWidth - m_sizeDialog.cx);
if((data.m_dwResizeFlags & DLSZ_MOVE_X) != 0) rectCtl.left = rectCtl.right - (data.m_rect.right - data.m_rect.left); }
if((data.m_dwResizeFlags & (DLSZ_SIZE_Y | DLSZ_MOVE_Y)) != 0) { rectCtl.bottom = data.m_rect.bottom + (cyHeight - m_sizeDialog.cy);
if((data.m_dwResizeFlags & DLSZ_MOVE_Y) != 0) rectCtl.top = rectCtl.bottom - (data.m_rect.bottom - data.m_rect.top); } }
if((data.m_dwResizeFlags & DLSZ_REPAINT) != 0) ctl.Invalidate();
if((data.m_dwResizeFlags & (DLSZ_SIZE_X | DLSZ_SIZE_Y | DLSZ_MOVE_X | DLSZ_MOVE_Y | DLSZ_REPAINT)) != 0) ctl.SetWindowPos(NULL, &rectCtl, SWP_NOZORDER | SWP_NOACTIVATE);
return true; } };
// command bar support
#ifndef __ATLCTRLW_H__
#undef CBRM_GETMENU
#undef CBRM_TRACKPOPUPMENU
#undef CBRM_GETCMDBAR
#undef CBRPOPUPMENU
#endif //!__ATLCTRLW_H__
}; //namespace WTL
#endif // __ATLFRAME_H__
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