商业编程-源码-层叠式窗体控件指南.zip

#include "stdafx.h" #include "BtnST.h" #ifdef BTNST_USE_SOUND #pragma comment(lib, "winmm.lib") #include <Mmsystem.h> #endif #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif // Warnings on level 4... naughty naughty #pragma warning(disable:4244) #pragma warning(disable:4100) #pragma warning(disable:4005) // ... and it will still complain about "note C6311" ///////////////////////////////////////////////////////////////////////////// // CButtonST // Mask for control's type #define BS_TYPEMASK SS_TYPEMASK #ifndef TTM_SETTITLE #define TTM_SETTITLEA (WM_USER + 32) // wParam = TTI_*, lParam = char* szTitle #define TTM_SETTITLEW (WM_USER + 33) // wParam = TTI_*, lParam = wchar* szTitle #ifdef UNICODE #define TTM_SETTITLE TTM_SETTITLEW #else #define TTM_SETTITLE TTM_SETTITLEA #endif #endif #ifndef TTS_BALLOON #define TTS_BALLOON 0x40 #endif CButtonST::CButtonST() { m_bIsPressed = FALSE; m_bIsFocused = FALSE; m_bIsDisabled = FALSE; m_bMouseOnButton = FALSE; FreeResources(FALSE); // Default type is "flat" button m_bIsFlat = TRUE; // Button will be tracked also if when the window is inactive (like Internet Explorer) m_bAlwaysTrack = TRUE; // By default draw border in "flat" button m_bDrawBorder = TRUE; // By default icon is aligned horizontally m_byAlign = ST_ALIGN_HORIZ; // By default use usual pressed style SetPressedStyle(BTNST_PRESSED_LEFTRIGHT, FALSE); // By default, for "flat" button, don't draw the focus rect m_bDrawFlatFocus = FALSE; // By default the button is not the default button m_bIsDefault = FALSE; // Invalid value, since type still unknown m_nTypeStyle = BS_TYPEMASK; // By default the button is not a checkbox m_bIsCheckBox = FALSE; m_nCheck = 0; // Set default colors SetDefaultColors(FALSE); // No tooltip created m_ToolTip.m_hWnd = NULL; m_dwToolTipStyle = 0; // Do not draw as a transparent button m_bDrawTransparent = FALSE; m_pbmpOldBk = NULL; // No URL defined SetURL(NULL); // No cursor defined m_hCursor = NULL; // No associated menu #ifndef BTNST_USE_BCMENU m_hMenu = NULL; #endif m_hParentWndMenu = NULL; m_bMenuDisplayed = FALSE; m_bShowDisabledBitmap = TRUE; m_ptImageOrg.x = 3; m_ptImageOrg.y = 3; // No defined callbacks ::ZeroMemory(&m_csCallbacks, sizeof(m_csCallbacks)); #ifdef BTNST_USE_SOUND // No defined sounds ::ZeroMemory(&m_csSounds, sizeof(m_csSounds)); #endif } // End of CButtonST CButtonST::~CButtonST() { // Restore old bitmap (if any) if (m_dcBk.m_hDC && m_pbmpOldBk) { m_dcBk.SelectObject(m_pbmpOldBk); } // if FreeResources(); // Destroy the cursor (if any) if (m_hCursor) ::DestroyCursor(m_hCursor); // Destroy the menu (if any) #ifdef BTNST_USE_BCMENU if (m_menuPopup.m_hMenu) m_menuPopup.DestroyMenu(); #else if (m_hMenu) ::DestroyMenu(m_hMenu); #endif } // End of ~CButtonST BEGIN_MESSAGE_MAP(CButtonST, CButton) //{{AFX_MSG_MAP(CButtonST) ON_WM_SETCURSOR() ON_WM_KILLFOCUS() ON_WM_MOUSEMOVE() ON_WM_SYSCOLORCHANGE() ON_CONTROL_REFLECT_EX(BN_CLICKED, OnClicked) ON_WM_ACTIVATE() ON_WM_ENABLE() ON_WM_CANCELMODE() ON_WM_GETDLGCODE() ON_WM_CTLCOLOR_REFLECT() //}}AFX_MSG_MAP #ifdef BTNST_USE_BCMENU ON_WM_MENUCHAR() ON_WM_MEASUREITEM() #endif ON_MESSAGE(BM_SETSTYLE, OnSetStyle) ON_MESSAGE(WM_MOUSELEAVE, OnMouseLeave) ON_MESSAGE(BM_SETCHECK, OnSetCheck) ON_MESSAGE(BM_GETCHECK, OnGetCheck) END_MESSAGE_MAP() void CButtonST::FreeResources(BOOL bCheckForNULL) { if (bCheckForNULL) { // Destroy icons // Note: the following two lines MUST be here! even if // BoundChecker says they are unnecessary! if (m_csIcons[0].hIcon) ::DestroyIcon(m_csIcons[0].hIcon); if (m_csIcons[1].hIcon) ::DestroyIcon(m_csIcons[1].hIcon); // Destroy bitmaps if (m_csBitmaps[0].hBitmap) ::DeleteObject(m_csBitmaps[0].hBitmap); if (m_csBitmaps[1].hBitmap) ::DeleteObject(m_csBitmaps[1].hBitmap); // Destroy mask bitmaps if (m_csBitmaps[0].hMask) ::DeleteObject(m_csBitmaps[0].hMask); if (m_csBitmaps[1].hMask) ::DeleteObject(m_csBitmaps[1].hMask); } // if ::ZeroMemory(&m_csIcons, sizeof(m_csIcons)); ::ZeroMemory(&m_csBitmaps, sizeof(m_csBitmaps)); } // End of FreeResources void CButtonST::PreSubclassWindow() { UINT nBS; nBS = GetButtonStyle(); // Set initial control type m_nTypeStyle = nBS & BS_TYPEMASK; // Check if this is a checkbox if (nBS & BS_CHECKBOX) m_bIsCheckBox = TRUE; // Set initial default state flag if (m_nTypeStyle == BS_DEFPUSHBUTTON) { // Set default state for a default button m_bIsDefault = TRUE; // Adjust style for default button m_nTypeStyle = BS_PUSHBUTTON; } // If // You should not set the Owner Draw before this call // (don't use the resource editor "Owner Draw" or // ModifyStyle(0, BS_OWNERDRAW) before calling PreSubclassWindow() ) ASSERT(m_nTypeStyle != BS_OWNERDRAW); // Switch to owner-draw ModifyStyle(BS_TYPEMASK, BS_OWNERDRAW, SWP_FRAMECHANGED); CButton::PreSubclassWindow(); } // End of PreSubclassWindow UINT CButtonST::OnGetDlgCode() { UINT nCode = CButton::OnGetDlgCode(); // Tell the system if we want default state handling // (losing default state always allowed) nCode |= (m_bIsDefault ? DLGC_DEFPUSHBUTTON : DLGC_UNDEFPUSHBUTTON); return nCode; } // End of OnGetDlgCode BOOL CButtonST::PreTranslateMessage(MSG* pMsg) { InitToolTip(); m_ToolTip.RelayEvent(pMsg); if (pMsg->message == WM_LBUTTONDBLCLK) pMsg->message = WM_LBUTTONDOWN; return CButton::PreTranslateMessage(pMsg); } // End of PreTranslateMessage HBRUSH CButtonST::CtlColor(CDC* pDC, UINT nCtlColor) { return (HBRUSH)::GetStockObject(NULL_BRUSH); } // End of CtlColor void CButtonST::OnSysColorChange() { CButton::OnSysColorChange(); m_dcBk.DeleteDC(); m_bmpBk.DeleteObject(); SetDefaultColors(); } // End of OnSysColorChange LRESULT CButtonST::OnSetStyle(WPARAM wParam, LPARAM lParam) { UINT nNewType = (wParam & BS_TYPEMASK); // Update default state flag if (nNewType == BS_DEFPUSHBUTTON) { m_bIsDefault = TRUE; } // if else if (nNewType == BS_PUSHBUTTON) { // Losing default state always allowed m_bIsDefault = FALSE; } // if // Can't change control type after owner-draw is set. // Let the system process changes to other style bits // and redrawing, while keeping owner-draw style return DefWindowProc(BM_SETSTYLE, (wParam & ~BS_TYPEMASK) | BS_OWNERDRAW, lParam); } // End of OnSetStyle LRESULT CButtonST::OnSetCheck(WPARAM wParam, LPARAM lParam) { ASSERT(m_bIsCheckBox); switch (wParam) { case BST_CHECKED: case BST_INDETERMINATE: // Indeterminate state is handled like checked state SetCheck(1); break; default: SetCheck(0); break; } // switch return 0; } // End of OnSetCheck LRESULT CButtonST::OnGetCheck(WPARAM wParam, LPARAM lParam) { ASSERT(m_bIsCheckBox); return GetCheck(); } // End of OnGetCheck #ifdef BTNST_USE_BCMENU LRESULT CButtonST::OnMenuChar(UINT nChar, UINT nFlags, CMenu* pMenu) { LRESULT lResult; if (BCMenu::IsMenu(pMenu)) lResult = BCMenu::FindKeyboardShortcut(nChar, nFlags, pMenu); else lResult = CButton::OnMenuChar(nChar, nFlags, pMenu); return lResult; } // End of OnMenuChar #endif #ifdef BTNST_USE_BCMENU void CButtonST::OnMeasureItem(int nIDCtl, LPMEASUREITEMSTRUCT lpMeasureItemStruct) { BOOL bSetFlag = FALSE; if (lpMeasureItemStruct->CtlType == ODT_MENU) { if (IsMenu((HMENU)lpMeasureItemStruct->itemID) && BCMenu::IsMenu((HMENU)lpMeasureItemStruct->itemID)) { m_menuPopup.MeasureItem(lpMeasureItemStruct); bSetFlag = TRUE; } // if } // if if (!bSetFlag) CButton::OnMeasureItem(nIDCtl, lpMeas