SCBARG.CPP
上传用户:yffx2008
上传日期:2014-10-12
资源大小:12414k
文件大小:10k
- // sizecbar.cpp : implementation file
- //
- #include "stdafx.h"
- #ifdef _DEBUG
- #define new DEBUG_NEW
- #undef THIS_FILE
- static char THIS_FILE[] = __FILE__;
- #endif
- int CALLBACK EnumFontFamProc(ENUMLOGFONT FAR *lpelf,
- NEWTEXTMETRIC FAR *lpntm,
- int FontType,
- LPARAM lParam)
- {
- UNUSED_ALWAYS(lpelf);
- UNUSED_ALWAYS(lpntm);
- UNUSED_ALWAYS(FontType);
- UNUSED_ALWAYS(lParam);
- return 0;
- }
- /////////////////////////////////////////////////////////////////////////
- // CCoolBar
- IMPLEMENT_DYNAMIC(CCoolBar, baseCCoolBar);
- CCoolBar::CCoolBar()
- {
- m_cyGripper = 12;
- SetSCBStyle(GetSCBStyle() | SCBS_SIZECHILD);
- m_bActive = FALSE;
- CDC dc;
- dc.CreateCompatibleDC(NULL);
- m_sFontFace = (::EnumFontFamilies(dc.m_hDC,
- _T("宋体"), (FONTENUMPROC) EnumFontFamProc, 0) == 0) ?
- _T("宋体") : _T("Tahoma");
- dc.DeleteDC();
- }
- CCoolBar::~CCoolBar()
- {
- }
- BEGIN_MESSAGE_MAP(CCoolBar, baseCCoolBar)
- //{{AFX_MSG_MAP(CCoolBar)
- ON_WM_NCLBUTTONUP()
- ON_WM_NCHITTEST()
- //}}AFX_MSG_MAP
- ON_MESSAGE(WM_SETTEXT, OnSetText)
- END_MESSAGE_MAP()
- /////////////////////////////////////////////////////////////////////////
- // CCoolBar message handlers
- /////////////////////////////////////////////////////////////////////////
- // Mouse Handling
- //
- void CCoolBar::OnNcLButtonUp(UINT nHitTest, CPoint point)
- {
- if (nHitTest == HTCLOSE)
- m_pDockSite->ShowControlBar(this, FALSE, FALSE); // hide
- baseCCoolBar::OnNcLButtonUp(nHitTest, point);
- }
- #ifndef COLOR_GRADIENTACTIVECAPTION
- #define COLOR_GRADIENTACTIVECAPTION 27
- #define COLOR_GRADIENTINACTIVECAPTION 28
- #define SPI_GETGRADIENTCAPTIONS 0x1008
- #endif
- void CCoolBar::NcCalcClient(LPRECT pRc, UINT nDockBarID)
- {
- CRect rcBar(pRc); // save the bar rect
- // subtract edges
- baseCCoolBar::NcCalcClient(pRc, nDockBarID);
- if (!HasGripper())
- return;
- CRect rc(pRc); // the client rect as calculated by the base class
- BOOL bHorz = (nDockBarID == AFX_IDW_DOCKBAR_TOP) ||
- (nDockBarID == AFX_IDW_DOCKBAR_BOTTOM);
- if (bHorz)
- rc.DeflateRect(m_cyGripper, 0, 0, 0);
- else
- rc.DeflateRect(0, m_cyGripper, 0, 0);
- // set position for the "x" (hide bar) button
- CPoint ptOrgBtn;
- if (bHorz)
- ptOrgBtn = CPoint(rc.left - 14, rc.top);
- else
- ptOrgBtn = CPoint(rc.right - 12, rc.top - 14);
- m_biHide.Move(ptOrgBtn - rcBar.TopLeft());
- *pRc = rc;
- }
- void CCoolBar::NcPaintGripper(CDC* pDC, CRect rcClient)
- {
- if (!HasGripper())
- return;
- #ifndef _SCB_STYLE_FLAT
- CRect gripper = rcClient;
- CRect rcbtn = m_biHide.GetRect();
- BOOL bHorz = IsHorzDocked();
- gripper.DeflateRect(1, 1);
- if (bHorz)
- { // gripper at left
- gripper.left -= m_cyGripper;
- gripper.right = gripper.left + 3;
- gripper.top = rcbtn.bottom + 3;
- }
- else
- { // gripper at top
- gripper.top -= m_cyGripper;
- gripper.bottom = gripper.top + 3;
- gripper.right = rcbtn.left - 3;
- }
- pDC->Draw3dRect(gripper, ::GetSysColor(COLOR_BTNHIGHLIGHT),
- ::GetSysColor(COLOR_BTNSHADOW));
- gripper.OffsetRect(bHorz ? 3 : 0, bHorz ? 0 : 3);
- pDC->Draw3dRect(gripper, ::GetSysColor(COLOR_BTNHIGHLIGHT),
- ::GetSysColor(COLOR_BTNSHADOW));
- m_biHide.Paint(pDC);
- #else
- // compute the caption rectangle
- BOOL bHorz = IsHorzDocked();
- CRect rcGrip = rcClient;
- CRect rcBtn = m_biHide.GetRect();
- if (bHorz)
- { // right side gripper
- rcGrip.left -= m_cyGripper + 1;
- rcGrip.right = rcGrip.left + 11;
- rcGrip.top = rcBtn.bottom + 3;
- }
- else
- { // gripper at top
- rcGrip.top -= m_cyGripper + 1;
- rcGrip.bottom = rcGrip.top + 11;
- rcGrip.right = rcBtn.left - 3;
- }
- rcGrip.InflateRect(bHorz ? 1 : 0, bHorz ? 0 : 1);
- // draw the caption background
- //CBrush br;
- COLORREF clrCptn = m_bActive ?
- ::GetSysColor(COLOR_ACTIVECAPTION) :
- ::GetSysColor(COLOR_INACTIVECAPTION);
- // query gradient info (usually TRUE for Win98/Win2k)
- BOOL bGradient = FALSE;
- ::SystemParametersInfo(SPI_GETGRADIENTCAPTIONS, 0, &bGradient, 0);
-
- if (!bGradient)
- pDC->FillSolidRect(&rcGrip, clrCptn); // solid color
- else
- {
- // gradient from left to right or from bottom to top
- // get second gradient color (the right end)
- COLORREF clrCptnRight = m_bActive ?
- ::GetSysColor(COLOR_GRADIENTACTIVECAPTION) :
- ::GetSysColor(COLOR_GRADIENTINACTIVECAPTION);
- // this will make 2^6 = 64 fountain steps
- int nShift = 6;
- int nSteps = 1 << nShift;
- for (int i = 0; i < nSteps; i++)
- {
- // do a little alpha blending
- int nR = (GetRValue(clrCptn) * (nSteps - i) +
- GetRValue(clrCptnRight) * i) >> nShift;
- int nG = (GetGValue(clrCptn) * (nSteps - i) +
- GetGValue(clrCptnRight) * i) >> nShift;
- int nB = (GetBValue(clrCptn) * (nSteps - i) +
- GetBValue(clrCptnRight) * i) >> nShift;
- COLORREF cr = RGB(nR, nG, nB);
- // then paint with the resulting color
- CRect r2 = rcGrip;
- if (bHorz)
- {
- r2.bottom = rcGrip.bottom -
- ((i * rcGrip.Height()) >> nShift);
- r2.top = rcGrip.bottom -
- (((i + 1) * rcGrip.Height()) >> nShift);
- if (r2.Height() > 0)
- pDC->FillSolidRect(r2, cr);
- }
- else
- {
- r2.left = rcGrip.left +
- ((i * rcGrip.Width()) >> nShift);
- r2.right = rcGrip.left +
- (((i + 1) * rcGrip.Width()) >> nShift);
- if (r2.Width() > 0)
- pDC->FillSolidRect(r2, cr);
- }
- }
- }
- // draw the caption text - first select a font
- CFont font;
- int ppi = pDC->GetDeviceCaps(LOGPIXELSX);
- int pointsize = MulDiv(96, 96, ppi); // 8.5 points at 96 ppi
- LOGFONT lf;
- BOOL bFont = font.CreatePointFont(pointsize, m_sFontFace);
- if (bFont)
- {
- // get the text color
- COLORREF clrCptnText = m_bActive ?
- ::GetSysColor(COLOR_CAPTIONTEXT) :
- ::GetSysColor(COLOR_INACTIVECAPTIONTEXT);
- int nOldBkMode = pDC->SetBkMode(TRANSPARENT);
- COLORREF clrOldText = pDC->SetTextColor(clrCptnText);
- if (bHorz)
- {
- // rotate text 90 degrees CCW if horizontally docked
- font.GetLogFont(&lf);
- font.DeleteObject();
- lf.lfEscapement = 900;
- font.CreateFontIndirect(&lf);
- }
-
- CFont* pOldFont = pDC->SelectObject(&font);
- CString sTitle;
- GetWindowText(sTitle);
- CPoint ptOrg = bHorz ?
- CPoint(rcGrip.left - 1, rcGrip.bottom - 3) :
- CPoint(rcGrip.left + 3, rcGrip.top - 1);
- pDC->ExtTextOut(ptOrg.x, ptOrg.y,
- ETO_CLIPPED, rcGrip, sTitle, NULL);
- pDC->SelectObject(pOldFont);
- pDC->SetBkMode(nOldBkMode);
- pDC->SetTextColor(clrOldText);
- }
- // draw the button
- m_biHide.Paint(pDC);
- #endif
- }
- UINT CCoolBar::OnNcHitTest(CPoint point)
- {
- CRect rcBar;
- GetWindowRect(rcBar);
- UINT nRet = baseCCoolBar::OnNcHitTest(point);
- if (nRet != HTCLIENT)
- return nRet;
- CRect rc = m_biHide.GetRect();
- rc.OffsetRect(rcBar.TopLeft());
- if (rc.PtInRect(point))
- return HTCLOSE;
- return HTCLIENT;
- }
- /////////////////////////////////////////////////////////////////////////
- // CCoolBar implementation helpers
- void CCoolBar::OnUpdateCmdUI(CFrameWnd* pTarget,
- BOOL bDisableIfNoHndler)
- {
- UNUSED_ALWAYS(bDisableIfNoHndler);
- UNUSED_ALWAYS(pTarget);
- if (!HasGripper())
- return;
- BOOL bNeedPaint = FALSE;
- CPoint pt;
- ::GetCursorPos(&pt);
- BOOL bHit = (OnNcHitTest(pt) == HTCLOSE);
- BOOL bLButtonDown = (::GetKeyState(VK_LBUTTON) < 0);
- BOOL bWasPushed = m_biHide.bPushed;
- m_biHide.bPushed = bHit && bLButtonDown;
- BOOL bWasRaised = m_biHide.bRaised;
- m_biHide.bRaised = bHit && !bLButtonDown;
- CWnd* pFocus = GetFocus();
- BOOL bActiveOld = m_bActive;
- m_bActive = (pFocus->GetSafeHwnd() && IsChild(pFocus));
- if (m_bActive != bActiveOld)
- bNeedPaint = TRUE;
- bNeedPaint |= (m_biHide.bPushed ^ bWasPushed) ||
- (m_biHide.bRaised ^ bWasRaised);
- if (bNeedPaint)
- SendMessage(WM_NCPAINT);
- }
- /////////////////////////////////////////////////////////////////////////
- // CSCBButton
- CSCBButton::CSCBButton()
- {
- bRaised = FALSE;
- bPushed = FALSE;
- }
- void CSCBButton::Paint(CDC* pDC)
- {
- CRect rc = GetRect();
- if (bPushed)
- pDC->Draw3dRect(rc, ::GetSysColor(COLOR_BTNSHADOW),
- ::GetSysColor(COLOR_BTNHIGHLIGHT));
- else
- if (bRaised)
- pDC->Draw3dRect(rc, ::GetSysColor(COLOR_BTNHIGHLIGHT),
- ::GetSysColor(COLOR_BTNSHADOW));
- COLORREF clrOldTextColor = pDC->GetTextColor();
- pDC->SetTextColor(::GetSysColor(COLOR_BTNTEXT));
- int nPrevBkMode = pDC->SetBkMode(TRANSPARENT);
- CFont font;
- int ppi = pDC->GetDeviceCaps(LOGPIXELSX);
- int pointsize = MulDiv(60, 96, ppi); // 6 points at 96 ppi
- font.CreatePointFont(pointsize, _T("Marlett"));
- CFont* oldfont = pDC->SelectObject(&font);
- pDC->TextOut(ptOrg.x + 3, ptOrg.y + 3, CString(_T("r"))); // x-like
- pDC->SelectObject(oldfont);
- pDC->SetBkMode(nPrevBkMode);
- pDC->SetTextColor(clrOldTextColor);
- }
- BOOL CCoolBar::HasGripper() const
- {
- #if defined(_SCB_MINIFRAME_CAPTION) || !defined(_SCB_REPLACE_MINIFRAME)
- // if the miniframe has a caption, don't display the gripper
- if (IsFloating())
- return FALSE;
- #endif //_SCB_MINIFRAME_CAPTION
- return TRUE;
- }
- LRESULT CCoolBar::OnSetText(WPARAM wParam, LPARAM lParam)
- {
- LRESULT lResult = baseCCoolBar::OnSetText(wParam, lParam);
- SendMessage(WM_NCPAINT);
- return lResult;
- }