void CXySlider::PaintGripper(CDC *pdc)
{
CRect rc = GetGripperRect();
COLORREF color = ::GetSysColor(COLOR_BTNFACE);
if(m_gripperHighlight)
{
int r = RGB_GET_RVALUE(color);
int g = RGB_GET_GVALUE(color);
int b = RGB_GET_BVALUE(color);
r += (255 - r)/3;
g += (255 - g)/3;
b += (255 - b)/3;
color = RGB(r, g, b);
}
pdc->FillSolidRect(rc, color);
pdc->DrawEdge(rc, EDGE_RAISED, BF_RECT);
CPen pen(PS_SOLID, 1, ::GetSysColor(COLOR_3DSHADOW));
CSelectObject sopen(pdc, &pen);
pdc->MoveTo(rc.left, rc.top + rc.Height() / 2);
pdc->LineTo(rc.right, rc.top + rc.Height() / 2);
pdc->MoveTo(rc.left + rc.Width() / 2, rc.top);
pdc->LineTo(rc.left + rc.Width() / 2, rc.bottom);
}
void CXySlider::OnTimer(UINT_PTR /*nIDEvent*/)
{
CPoint point;
GetCursorPos(&point);
ScreenToClient(&point);
CRect rc = GetGripperRect();
if(!rc.PtInRect(point))
{
DoPage(point);
}
}
void CXySlider::DoDrag(CPoint point)
{
CPoint pt0 = point;
HighlightGripper(true);
CSize inGripper = pt0 - GetGripperRect().CenterPoint();
CPoint ptMin(m_zero - m_range + inGripper);
CPoint ptMax(m_zero + m_range + inGripper);
SetCapture();
while(true)
{
MSG msg;
if(!GetMessage(&msg, NULL, 0, 0))
{
break;
}
if(msg.message == WM_LBUTTONUP)
{
break;
}
if(GetCapture() != this)
{
break;
}
if(msg.message == WM_MOUSEMOVE)
{
CPoint pt = msg.pt;
ScreenToClient(&pt);
CheckMinMax(pt.x, ptMin.x, ptMax.x);
CheckMinMax(pt.y, ptMin.y, ptMax.y);
int dx = pt.x - pt0.x;
int dy = pt.y - pt0.y;
DoMoveBy(dx, dy);
pt0 = pt;
}
else
{
DispatchMessage(&msg);
}
}
ReleaseCapture();
HighlightGripper(false);
}
void CXySlider::OnLButtonDblClk(UINT /*nFlags*/, CPoint point)
{
SetFocus();
if(GetGripperRect().PtInRect(point))
{
DoMoveBy(-m_pos.x, -m_pos.y);
}
else
{
DoPage(point);
InstallTimer();
}
}
void CXySlider::OnLButtonDown(UINT /*nFlags*/, CPoint point)
{
SetFocus();
CRect rc = GetGripperRect();
if(rc.PtInRect(point))
{
DoDrag(point);
}
else
{
DoPage(point);
InstallTimer();
}
}
void CCJControlBar::DrawGripper(CDC* pDC)
{
if (IsFloating())
return;
if (m_bGripper)
{
// draw the gripper.
CRect pRect(GetGripperRect());
pDC->Draw3dRect( pRect, ::GetSysColor(COLOR_BTNHIGHLIGHT),
::GetSysColor(COLOR_BTNSHADOW) );
if(IsHorzDocked())
pRect.OffsetRect(4,0);
else
pRect.OffsetRect(0,4);
pDC->Draw3dRect( pRect, ::GetSysColor(COLOR_BTNHIGHLIGHT),
::GetSysColor(COLOR_BTNSHADOW) );
}
m_pDockSite->RecalcLayout();
}
//****************************************************************************************
void CBCGPControlBarImpl::DrawNcArea ()
{
CWindowDC dc(m_pBar);
CRect rectClient;
m_pBar->GetClientRect(rectClient);
CRect rectWindow;
m_pBar->GetWindowRect(rectWindow);
m_pBar->ScreenToClient(rectWindow);
rectClient.OffsetRect(-rectWindow.left, -rectWindow.top);
dc.ExcludeClipRect (rectClient);
BOOL bRTL = m_pBar->GetExStyle() & WS_EX_LAYOUTRTL;
{
MSG* pMsg = &AfxGetThreadState()->m_lastSentMsg;
ASSERT (pMsg->hwnd == m_pBar->m_hWnd);
ASSERT (pMsg->message == WM_NCPAINT);
CRgn* pRgn = NULL;
if (pMsg->wParam != 1 &&
(pRgn = CRgn::FromHandle ((HRGN) pMsg->wParam)) != NULL)
{
CRect rect;
m_pBar->GetWindowRect (rect);
if (bRTL)
{
CRect rect2;
pRgn->GetRgnBox(&rect2);
rect2.OffsetRect(rect.right - rect2.right - rect2.left, -rect.top);
CRgn rgn;
rgn.CreateRectRgnIndirect(&rect2);
dc.SelectClipRgn(&rgn, RGN_AND);
}
else
{
pRgn->OffsetRgn (- rect.TopLeft ());
dc.SelectClipRgn (pRgn, RGN_AND);
}
}
}
if (!m_pBar->m_bIsTransparentBorder)
{
// draw borders in non-client area
rectWindow.OffsetRect(-rectWindow.left, -rectWindow.top);
CBCGPVisualManager::GetInstance ()->OnDrawBarBorder (&dc, m_pBar, rectWindow);
// erase parts not drawn
dc.IntersectClipRect(rectWindow);
CBCGPVisualManager::GetInstance ()->OnFillBarBackground (&dc, m_pBar, rectWindow,
CRect (0, 0, 0, 0), TRUE /* NC area */);
}
else
{
GetBackgroundFromParent(&dc);
}
// draw gripper in non-client area
if ((m_pBar->GetBarStyle () & (CBRS_GRIPPER|CBRS_FLOATING)) != CBRS_GRIPPER)
{
dc.SelectClipRgn (NULL);
return;
}
CRect rectGripper;
GetGripperRect (rectGripper);
if (rectGripper.Width() >= 1 && rectGripper.Height() >= 1)
{
BOOL bHorz = (m_pBar->GetBarStyle () & CBRS_ORIENT_HORZ) ? TRUE : FALSE;
CBCGPVisualManager::GetInstance ()->OnDrawBarGripper (
&dc, rectGripper, bHorz, m_pBar);
}
dc.SelectClipRgn (NULL);
}
