CoolTipCtrl.cpp
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上传日期:2013-03-20
资源大小:1517k
文件大小:15k
源码类别:
酒店行业
开发平台:
C/C++
- /*########################################################################
- Filename: cooltipctrl.cpp
- ----------------------------------------------------
- Remarks: ...
- ----------------------------------------------------
- Author: 成真
- Email: anyou@sina.com
- anyou@msn.com
- Created: 23/3/2003 19:20
- ########################################################################*/
- #include "stdafx.h"
- #include "CoolTipCtrl.h"
- #ifdef _DEBUG
- #define new DEBUG_NEW
- #undef THIS_FILE
- static char THIS_FILE[] = __FILE__;
- #endif
- #define TIMER_DELAY 1
- #define TIMER_FADE 2
- #define TIMER_PTTEST 3
- /*########################################################################
- -------------------------
- Construction
- -------------------------
- ########################################################################*/
- CCoolTipCtrl::CCoolTipCtrl()
- {
- m_nSize = CSize(10, 10);
- m_nFade = 0;
- m_nDelayTime = 10;
- m_rcRect = CRect(0, 0, 8888, 6666);
- m_crBk = RGB(250, 255, 225);
- m_crText = RGB(0, 0, 0);
- m_crTitle = RGB(0, 0, 0);
- m_hIcon = NULL;
- m_szIcon = CSize(0, 0);
- m_dwState = 0;
- }
- BOOL CCoolTipCtrl::Create(CSize size, CWnd *pParentWnd, UINT dwStyle, UINT uID)
- {
- m_nSize = size;
- m_dwStyle = dwStyle;
- return CreateEx(WS_EX_TOOLWINDOW,
- ::AfxRegisterWndClass(0),
- "COOL_TIP_CTRL_WINDOW",
- WS_POPUP,
- CRect(0, 0, size.cx, size.cy),
- pParentWnd,
- uID);
- }
- CCoolTipCtrl::~CCoolTipCtrl()
- {
- }
- /*################################################################
- --------------------------------------
- CoolTip control message handlers
- --------------------------------------
- ################################################################*/
- BEGIN_MESSAGE_MAP(CCoolTipCtrl, CWnd)
- //{{AFX_MSG_MAP(CCoolTipCtrl)
- ON_WM_CREATE()
- ON_WM_DESTROY()
- ON_WM_LBUTTONUP()
- ON_WM_TIMER()
- ON_WM_PAINT()
- ON_WM_NCPAINT()
- ON_WM_NCCALCSIZE()
- ON_WM_NCHITTEST()
- //}}AFX_MSG_MAP
- END_MESSAGE_MAP()
- int CCoolTipCtrl::OnCreate(LPCREATESTRUCT lpCreateStruct)
- {
- if (CWnd::OnCreate(lpCreateStruct) == -1)
- {
- return -1;
- }
- CRect rect;
- GetClientRect(&rect);
- CDC *pdc = GetDC();
- m_MemDC.CreateCompatibleDC(pdc);
- bitmap.CreateCompatibleBitmap(pdc, m_nSize.cx, m_nSize.cy);
- oldbitmap = m_MemDC.SelectObject(&bitmap);
- ReleaseDC(pdc);
- //load dll-------------------------------------------------
- hUserDll = ::LoadLibrary(_T("USER32.dll"));
- //Change style to layered window style...
- ::SetWindowLong(m_hWnd, GWL_EXSTYLE, ::GetWindowLong(m_hWnd, GWL_EXSTYLE) | WS_EX_LAYERED);
- SetTransparent(m_hWnd, 0, 0 , LWA_ALPHA );
- return 0;
- }
- void CCoolTipCtrl::OnDestroy()
- {
- CWnd::OnDestroy();
- KillTimer(TIMER_FADE);
- KillTimer(TIMER_DELAY);
- KillTimer(TIMER_PTTEST);
- m_MemDC.SelectObject(oldbitmap);
- bitmap.DeleteObject();
- m_MemDC.DeleteDC();
- }
- void CCoolTipCtrl::OnLButtonUp(UINT nFlags, CPoint point)
- {
- Hide();
- CWnd::OnLButtonUp(nFlags, point);
- }
- void CCoolTipCtrl::OnTimer(UINT nIDEvent)
- {
- switch (nIDEvent)
- {
- //Delay show=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
- case TIMER_DELAY:
- m_nShowTime--;
- //Delay time over-----------------------------=
- if (m_nShowTime <= 0)
- {
- //Kill this timer-----------------------
- KillTimer(TIMER_DELAY);
- //PtTest--------------------------------
- ::GetCursorPos(&m_point);
- if (!m_rcRect.PtInRect(m_point))
- {
- KillTimer(TIMER_PTTEST);
- m_dwState = TIPS_HIDE;
- return;
- }
- //Set size------------------------------
- m_point.y += 20;
- if (m_dwStyle & TIPS_AUTOSIZE)
- {
- AutoSize();
- }
- //Captrue Screen for draw shadow--------
- CDC dc;
- dc.Attach(::GetWindowDC(NULL));
- m_MemDC.BitBlt(0, 0, m_nSize.cx, m_nSize.cy, &dc, m_point.x, m_point.y, SRCCOPY);
- dc.Detach();
- dc.DeleteDC();
- //Display tip window---------------------
- SetWindowPos(&wndTopMost,
- m_point.x,
- m_point.y,
- m_nSize.cx,
- m_nSize.cy,
- SWP_SHOWWINDOW | SWP_NOACTIVATE);
- //Draw window memory dc------------------
- OnDraw(&m_MemDC);
- //fade out window------------------------
- SetTransparent(m_hWnd, 0, 0 , LWA_ALPHA );
- m_dwState = TIPS_FADEOUT;
- m_nFade = 0;
- SetTimer(TIMER_FADE, 30, NULL);
- }
- break;
- //Fade out or in window=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
- case TIMER_FADE:
- if (m_dwState == TIPS_FADEIN)
- {
- m_nFade -= 28; //Fade in
- }
- else if (m_dwState == TIPS_FADEOUT)
- {
- m_nFade += 28; //Fade out
- }
- if (m_nFade >= 230)
- {
- m_nFade = (m_dwStyle & 0x00000002) ? 230 : 255;
- m_dwState &= TIPS_NORMAL;
- KillTimer(TIMER_FADE);
- SetTimer (TIMER_PTTEST, 500, NULL);
- }
- else if (m_nFade < 0)
- {
- //Hide window-----------------
- m_nFade = 0;
- m_dwState = TIPS_HIDE;
- KillTimer(TIMER_FADE);
- KillTimer(TIMER_PTTEST);
- ShowWindow(SW_HIDE);
- if (GetStyle() & TIPS_SHOWNEXT)
- {
- m_dwStyle &= ~TIPS_SHOWNEXT;
- m_nShowTime = 1;
- m_dwState = TIPS_DELAYSHOW;
- SetTimer(TIMER_DELAY , 100, NULL);
- SetTimer(TIMER_PTTEST, 500, NULL);
- }
- }
- SetTransparent(m_hWnd, 0, m_nFade , LWA_ALPHA );
- break;
- case TIMER_PTTEST:
- ::GetCursorPos(&m_point);
- if (!m_rcRect.PtInRect(m_point))
- {
- KillTimer(TIMER_DELAY);
- KillTimer(TIMER_PTTEST);
- m_dwState = TIPS_FADEIN;
- SetTimer(TIMER_FADE, 30, NULL);
- }
- break;
- default:
- break;
- }
- CWnd::OnTimer(nIDEvent);
- }
- void CCoolTipCtrl::OnPaint()
- {
- CRect rect;
- GetClientRect(&rect);
- CPaintDC dc(this);
- CFont font, *oldfont;
- font.CreateFont(-12, 0, 0, 400, 600, 0, 0, 0, 0, 0, 0, 0, 1, "宋体");
- oldfont = dc.SelectObject(&font);
- dc.SetBkMode(TRANSPARENT);
- //Draw background ----------------------------------
- dc.FillSolidRect(rect, m_crBk);
- dc.Draw3dRect(rect, RGB(140, 140, 140), RGB(99, 99, 99));
- rect.InflateRect(-5, -5);
- //Draw title----------------------------------------
- if (m_hIcon != NULL)
- {
- ::DrawIconEx(dc.m_hDC, rect.left, rect.top, m_hIcon,
- m_szIcon.cx, m_szIcon.cy, NULL, NULL, DI_NORMAL);
- rect.left += m_szIcon.cx + 5;
- }
- if (m_strTitle != "")
- {
- dc.SetTextColor(m_crTitle);
- dc.DrawText(m_strTitle, rect, DT_LEFT | DT_SINGLELINE);
- rect.top += 15;
- }
- font.DeleteObject();
- font.CreateFont(-12, 0, 0, 400, 400, 0, 0, 0, 0, 0, 0, 0, 1, "宋体");
- dc.SelectObject(&font);
- //Draw text------------------------------------
- dc.SetTextColor(m_crText);
- dc.DrawText(m_strText, rect, DT_LEFT | DT_WORDBREAK);
- dc.SelectObject(oldfont);
- font.DeleteObject();
- }
- /*===============================================================
- Set Transparent
- =================================================================*/
- BOOL CCoolTipCtrl::SetTransparent(HWND hWnd, COLORREF crKey, BYTE bAlpha, DWORD dwFlags)
- {
- BOOL bRet = FALSE;
- typedef BOOL (WINAPI* lpfnSetTransparent)(HWND hWnd, COLORREF crKey, BYTE bAlpha, DWORD dwFlags);
- // Check that "USER32.dll" library has been loaded successfully...
- if ( hUserDll )
- {
- lpfnSetTransparent pFnSetTransparent = NULL;
- pFnSetTransparent = (lpfnSetTransparent)GetProcAddress(hUserDll, "SetLayeredWindowAttributes");
- if (pFnSetTransparent )
- {
- bRet = pFnSetTransparent(hWnd, crKey, bAlpha, dwFlags);
- }
- } //if( hUserDll )
- return bRet;
- } // End of SetTransparent function
- /*################################################################
- --------------------------------------
- CoolTip control display handlers
- --------------------------------------
- ################################################################*/
- void CCoolTipCtrl::SetRect(const CRect& rect)
- {
- m_rcRect = rect;
- }
- void CCoolTipCtrl::SetDelayTime(int nTime)
- {
- m_nDelayTime = nTime;
- }
- /*===============================================================
- display window
- =================================================================*/
- BOOL CCoolTipCtrl::Show(CPoint point)
- {
- if (IsShow() && GetState() != TIPS_DELAYSHOW)
- {
- if (m_dwState != TIPS_FADEIN) Hide();
- m_nFade = 10;
- m_dwStyle |= TIPS_SHOWNEXT;
- return FALSE;
- }
- m_point = point;
- m_nShowTime = m_nDelayTime;
- m_dwState = TIPS_DELAYSHOW;
- SetTimer(TIMER_DELAY , 100, NULL);
- SetTimer(TIMER_PTTEST, 500, NULL);
- return TRUE;
- }
- /*===============================================================
- hide window
- =================================================================*/
- BOOL CCoolTipCtrl::Hide()
- {
- if (m_dwState == TIPS_HIDE)
- {
- return FALSE;
- }
- m_dwState = TIPS_FADEIN;
- SetTimer(TIMER_FADE, 30, NULL);
- return TRUE;
- }
- BOOL CCoolTipCtrl::IsShow()
- {
- return (m_dwState != TIPS_HIDE) ;
- }
- void CCoolTipCtrl::DrawShadow(CDC *pDC, CRect rect, COLORREF color)
- {
- //Draw shadow----------------------------------------->>
- COLORREF oldcolor = RGB(255, 255, 255);
- BYTE newPixeValR, newPixeValG, newPixeValB;
- BYTE AlphaArray[6] = {140, 170, 212, 240};
- BYTE AlphaArray2[] = {170, 205, 220, 240, 240, 250, 255};
- BYTE Alpha = 0;
- //bottom shadow-----------------------------------------
- int i, j;
- for (j = 0; j < 4; j++)
- {
- Alpha = AlphaArray[j];
- for (i = 6; i <= rect.right - 5; i++)
- {
- oldcolor = pDC->GetPixel(i, rect.bottom - (4 - j));
- newPixeValR = GetRValue(oldcolor) * Alpha / 255;
- newPixeValG = GetGValue(oldcolor) * Alpha / 255;
- newPixeValB = GetBValue(oldcolor) * Alpha / 255;
- pDC->SetPixel(i, rect.bottom - (4 - j), RGB(newPixeValR, newPixeValG, newPixeValB));
- }
- }
- //right shadow-----------------------------------------
- Alpha = 120;
- for (i = 0; i < 4; i++)
- {
- Alpha = AlphaArray[i];
- for (j = 6; j <= rect.bottom - 5; j++)
- {
- oldcolor = pDC->GetPixel(rect.right - (4 - i), j);
- newPixeValR = GetRValue(oldcolor) * Alpha / 255;
- newPixeValG = GetGValue(oldcolor) * Alpha / 255;
- newPixeValB = GetBValue(oldcolor) * Alpha / 255;
- pDC->SetPixel(rect.right - (4 - i), j, RGB(newPixeValR, newPixeValG, newPixeValB));
- }
- }
- //other------------------------------------------------
- for (i = 0; i < 4; i++)
- {
- for (j = 0; j < 4; j++)
- {
- if ((i + j) > 6) break;
- Alpha = AlphaArray2[j + i];
- oldcolor = pDC->GetPixel(rect.right - 4 + i, rect.bottom - 4 + j);
- newPixeValR = GetRValue(oldcolor) * Alpha / 255;
- newPixeValG = GetGValue(oldcolor) * Alpha / 255;
- newPixeValB = GetBValue(oldcolor) * Alpha / 255;
- pDC->SetPixel(rect.right - 4 + i, rect.bottom - 4 + j, RGB(newPixeValR, newPixeValG, newPixeValB));
- oldcolor = pDC->GetPixel(rect.right - 4 + i, rect.top + 5 - j);
- newPixeValR = GetRValue(oldcolor) * Alpha / 255;
- newPixeValG = GetGValue(oldcolor) * Alpha / 255;
- newPixeValB = GetBValue(oldcolor) * Alpha / 255;
- pDC->SetPixel(rect.right - 4 + i, rect.top + 5 - j, RGB(newPixeValR, newPixeValG, newPixeValB));
- oldcolor = pDC->GetPixel(rect.left - i + 5, rect.bottom - 4 + j);
- newPixeValR = GetRValue(oldcolor) * Alpha / 255;
- newPixeValG = GetGValue(oldcolor) * Alpha / 255;
- newPixeValB = GetBValue(oldcolor) * Alpha / 255;
- pDC->SetPixel(rect.left - i + 5, rect.bottom - 4 + j, RGB(newPixeValR, newPixeValG, newPixeValB));
- }
- }
- }
- void CCoolTipCtrl::OnDraw(CDC *pDC)
- {
- }
- /*################################################################
- ------------------------------------
- CoolTip control size handlers
- ------------------------------------
- ################################################################*/
- void CCoolTipCtrl::SetSize(CSize size)
- {
- m_nSize = size;
- CDC *pdc = GetDC();
- bitmap.DeleteObject();
- bitmap.CreateCompatibleBitmap(pdc, m_nSize.cx, m_nSize.cy);
- m_MemDC.SelectObject(&bitmap);
- ReleaseDC(pdc);
- }
- void CCoolTipCtrl::AutoSize()
- {
- int nstrLength = m_strTitle.GetLength();
- nstrLength = nstrLength > 30 ? nstrLength : 30;
- CSize szText = GetStringSize(m_strText, nstrLength, CSize(6, 12));
- m_nSize = szText;
- m_nSize.cx += 14;
- m_nSize.cy += 14;
- if (m_strTitle != "" )
- {
- if (szText.cx < 180 && szText.cx < m_strTitle.GetLength() * 7 ) m_nSize.cx += m_strTitle.GetLength() * 7;
- if (m_nSize.cx > 194) m_nSize.cx = 194;
- m_nSize.cy += 15;
- }
- m_nSize.cx += m_szIcon.cx + 5;
- if (m_nSize.cy < m_szIcon.cy + 14 ) m_nSize.cy = m_szIcon.cy + 14;
- SetSize(m_nSize);
- }
- CSize CCoolTipCtrl::GetStringSize(CString strText, int nlinecount, CSize szFont)
- {
- int npos = 0;
- CSize sz(0,0);
- while (true)
- {
- npos = strText.Find('n');
- if (npos >= 0)
- {
- if (npos > nlinecount)
- {
- sz.cx = nlinecount;
- sz.cy += npos / nlinecount + 1;
- }
- else
- {
- sz.cx = sz.cx > npos ? sz.cx : npos;
- sz.cy += 1;
- }
- if (npos < (strText.GetLength() - 1))
- {
- strText = strText.Right(strText.GetLength() - npos - 1);
- continue;
- }
- }
- else if (npos == -1)
- {
- if (strText.GetLength() > nlinecount)
- {
- sz.cx = nlinecount;
- sz.cy += strText.GetLength() / nlinecount + 1;
- }
- else
- {
- sz.cx = sz.cx > strText.GetLength() ? sz.cx : strText.GetLength();
- sz.cy += 1;
- }
- }
- break;
- }
- sz.cx = sz.cx * szFont.cx;
- sz.cy = sz.cy * szFont.cy;
- return sz;
- }
- /*################################################################
- ------------------------------------
- CoolTip control text handlers
- ------------------------------------
- ################################################################*/
- void CCoolTipCtrl::SetText(CString strText)
- {
- m_strText = strText;
- }
- void CCoolTipCtrl::SetTitle(CString strTitle)
- {
- m_strTitle = strTitle;
- }
- /*################################################################
- -------------------------------------
- CoolTip control color handlers
- -------------------------------------
- ################################################################*/
- void CCoolTipCtrl::SetTextColor(COLORREF crText)
- {
- m_crText = crText;
- }
- void CCoolTipCtrl::SetBkColor(COLORREF crBk)
- {
- m_crBk = crBk;
- }
- void CCoolTipCtrl::SetTitleColor(COLORREF crTitle)
- {
- m_crTitle = crTitle;
- }
- /*################################################################
- ------------------------------------
- CoolTip control icon handlers
- ------------------------------------
- ################################################################*/
- void CCoolTipCtrl::SetIcon(HICON hIcon, CSize szIcon)
- {
- m_hIcon = hIcon;
- m_szIcon = szIcon;
- }
- void CCoolTipCtrl::OnNcCalcSize(BOOL bCalcValidRects, NCCALCSIZE_PARAMS *lpncsp)
- {
- CRect rect = lpncsp->rgrc[0];
- rect.DeflateRect(0, 0, 4, 4);
- lpncsp->rgrc[0] = rect;
- }
- void CCoolTipCtrl::OnNcPaint()
- {
- CWindowDC dc(this);
- CRect rect;
- GetWindowRect(&rect);
- ScreenToClient(&rect);
- dc.ExcludeClipRect(&CRect(0, 0, m_nSize.cx-4, m_nSize.cy-4));
- dc.BitBlt(0, 0, m_nSize.cx, m_nSize.cy, &m_MemDC, 0, 0, SRCCOPY);
- DrawShadow(&dc, rect);
- }
- UINT CCoolTipCtrl::OnNcHitTest(CPoint point)
- {
- return HTCAPTION ;
- }