void ScrollBar::DrawElement(C4TargetFacet &cgo)
{
// do scrolling
// not quite perfect; but there's no OnIdle, and it's be a bit of overkill starting a timer
if (fTopDown && fScrolling && iScrollPos>0)
{ --iScrollPos; OnPosChanged(); }
if (fBottomDown && fScrolling)
{
if (iScrollPos < GetMaxScroll()) { ++iScrollPos; OnPosChanged(); }
}
// draw bar
ScrollBarFacets &rUseGfx = pCustomGfx ? *pCustomGfx : ::GraphicsResource.sfctScroll;
DynBarFacet bar = rUseGfx.barScroll;
if (fTopDown) bar.fctBegin = rUseGfx.fctScrollDTop;
if (fBottomDown) bar.fctEnd = rUseGfx.fctScrollDBottom;
if (fHorizontal)
DrawHBarByVGfx(cgo, bar);
else
DrawVBar(cgo, bar);
// draw scroll pin
if (fScrolling && HasPin())
{
if (fHorizontal)
rUseGfx.fctScrollPin.Draw(cgo.Surface, cgo.TargetX+rcBounds.x+C4GUI_ScrollArrowWdt+iScrollPos, cgo.TargetY+rcBounds.y);
else
rUseGfx.fctScrollPin.Draw(cgo.Surface, cgo.TargetX+rcBounds.x, cgo.TargetY+rcBounds.y+C4GUI_ScrollArrowHgt+iScrollPos);
}
}
void ScrollBar::DoDragging(CMouse &rMouse, int32_t iX, int32_t iY, DWORD dwKeyParam)
{
// move thumb
iScrollPos = GetScrollByPos(iX, iY);
// reflect movement in associated window
OnPosChanged();
}
void AWidget::SetPosition(const ivec2& pos)
{
m_vPosition = pos;
if(m_wParent)
m_vAbsolutePosition = m_wParent->m_vAbsolutePosition + pos;
else m_vAbsolutePosition = pos;
OnPosChanged();
}
bool NFrameBase::SetPosImpl(int left, int top, bool force)
{
if(!force && (layout_ == LayoutLeft || layout_ == LayoutRight || layout_ == LayoutHFill || layout_ == LayoutHCenter))
left = frameRect_.Left;
if(!force && (layout_ == LayoutTop || layout_ == LayoutBottom || layout_ == LayoutVFill || layout_ == LayoutVCenter))
top = frameRect_.Top;
if(frameRect_.Left == left && frameRect_.Top == top)
return false;
Invalidate();
frameRect_.SetPos(left, top);
OnPosChanged(left, top);
Invalidate();
return true;
}
LRESULT CDuiFrameWnd::HandleMessage( UINT uMsg, WPARAM wParam, LPARAM lParam )
{
LRESULT lRes = __super::HandleMessage(uMsg, wParam, lParam);
switch (uMsg)
{
HANDLE_MSG (*this, WM_DROPFILES, OnDropFiles);
HANDLE_MSG (*this, WM_DISPLAYCHANGE, OnDisplayChange);
HANDLE_MSG (*this, WM_GETMINMAXINFO, OnGetMinMaxInfo);
case WM_USER_PLAYING:
return OnPlaying(*this, wParam, lParam);
case WM_USER_POS_CHANGED:
return OnPosChanged(*this, wParam, lParam);
case WM_USER_END_REACHED:
return OnEndReached(*this, wParam, lParam);
}
return lRes;
}
void ScrollBar::MouseInput(CMouse &rMouse, int32_t iButton, int32_t iX, int32_t iY, DWORD dwKeyParam)
{
// inherited
Element::MouseInput(rMouse, iButton, iX, iY, dwKeyParam);
// not if scrolling is disabled
if (!fScrolling) return;
// reset arrow states
bool fPrevDown = fTopDown || fBottomDown;
fTopDown = fBottomDown = false;
// not if dragging
if (rMouse.pDragElement) return;
// left mouse button down?
if (rMouse.IsLDown())
// non-scroll-direction area check
if (fHorizontal ? Inside<int32_t>(iY, 0, C4GUI_ScrollBarHgt) : Inside<int32_t>(iX, 0, C4GUI_ScrollBarWdt))
{
// scroll-direction area check: up/left arrow
if (fHorizontal ? Inside<int32_t>(iX, 0, C4GUI_ScrollArrowWdt-1) : Inside<int32_t>(iY, 0, C4GUI_ScrollArrowHgt-1))
fTopDown = true;
// check down arrow
else if (fHorizontal ? Inside<int32_t>(iX, GetBounds().Wdt-C4GUI_ScrollArrowWdt, GetBounds().Wdt-1)
: Inside<int32_t>(iY, GetBounds().Hgt-C4GUI_ScrollArrowHgt, GetBounds().Hgt-1))
fBottomDown = true;
else if (HasPin() && (fHorizontal ? Inside<int32_t>(iX, C4GUI_ScrollArrowWdt, GetBounds().Wdt-C4GUI_ScrollArrowWdt-1)
: Inside<int32_t>(iY, C4GUI_ScrollArrowHgt, GetBounds().Hgt-C4GUI_ScrollArrowHgt-1)))
{
// move thumb here
iScrollPos = GetScrollByPos(iX, iY);
// reflect movement in associated window or do CB
OnPosChanged();
// start dragging
rMouse.pDragElement = this;
GUISound("UI::Select");
}
}
// sound effekt when buttons are pressed
if ((fTopDown || fBottomDown) != fPrevDown) GUISound("UI::Tick");
}
void SQRScrollBar::ProcessMove( bool bSendMsg ,bool bDRAG /*= false*/)
{
m_fRange = max( 1, m_fRange );
m_fPageSize = min( m_fPageSize, m_fRange );
m_fPageSize = max( m_fPageSize, 1 );
m_fCurPos = min( m_fCurPos, (float)( m_fRange - m_fPageSize ) );
m_fCurPos = max( (float)m_fCurPos, 0 );
CFRect rt1, rt2, rt3, rt4;
m_pPressButton1->GetWndRect( rt1 );
m_pPressButton2->GetWndRect( rt2 );
m_pScrollBar->GetWndRect( rt3 );
SQRRootWnd* rootWnd = SQRWnd::GetRootWnd();
float zoom;
if (rootWnd)
zoom = rootWnd->GetZoomSize();
else
zoom = 1.0f;
float _min = zoom * m_WndZoom * SB_MIN_SIZE;
float _min_wnd = ( (GetStyle()&SS_HSCROLL) != 0 ) ? (rt2.right - rt1.left) : (rt2.bottom - rt1.top);
_min_wnd = (_min_wnd > 0 ? _min_wnd : _min) * 2 / 3;
m_sbMinSize = (int32)(min( _min, _min_wnd ));
CFPos posStart, posEnd;
if( GetStyle()&SS_HSCROLL )
{
if (m_fRange > m_fPageSize )
{
rt3.right = rt3.left + (rt2.left - rt1.right ) * (LONG)m_fPageSize/ (LONG)m_fRange;
if (rt3.right > rt2.left)
{
rt3.right = rt2.left;
rt3.left = rt2.left - (rt2.left - rt1.right ) * (LONG)m_fPageSize/ (LONG)m_fRange;
}
if ( Isbottom() )
{
rt3.left = rt3.left + rt2.left - rt3.right;
rt3.right = rt2.left;
}
if (rt3.right - rt3.left <= m_sbMinSize)
rt3.left = rt3.right - m_sbMinSize;
}
posStart.x = rt1.right;
posEnd.x = rt2.left - ( rt3.right - rt3.left );
posStart.y = rt1.top;
posEnd.y = rt2.top;
}
else
{
if ( m_fRange > m_fPageSize ) //ÏÔʾÄÚÈÝÂúÒ»ÆÁ£¬»¬¿éshow trueʱ£¬¼ÆË㻬¿éµÄ´óС
{
rt3.bottom = rt3.top + (rt2.top - rt1.bottom ) * (LONG)m_fPageSize/ (LONG)m_fRange;
if ( rt3.bottom > rt2.top )
{
rt3.bottom = rt2.top;
rt3.top = rt2.top - (rt2.top - rt1.bottom ) * (LONG)m_fPageSize/ (LONG)m_fRange;
}
if ( Isbottom() )
{
rt3.top = rt3.top + (rt2.top - rt3.bottom);
rt3.bottom = rt2.top;
}
if (rt3.bottom - rt3.top <= m_sbMinSize)
rt3.top = rt3.bottom - m_sbMinSize;
}
posStart.x = rt1.left;
posEnd.x = rt2.left;
posStart.y = rt1.bottom;
posEnd.y = rt2.top - ( rt3.bottom - rt3.top );
}
float fPos = ( m_fRange > m_fPageSize ) ? m_fCurPos/( m_fRange - m_fPageSize ) : 0;
rt4.left = posEnd.x*fPos + posStart.x*( 1 - fPos );
rt4.right = rt4.left + ( rt3.right - rt3.left );
rt4.top = posEnd.y*fPos + posStart.y*( 1 - fPos );
rt4.bottom = rt4.top + ( rt3.bottom - rt3.top );
if (bDRAG)
m_pScrollBar->ResizeRect( rt4, false );
else
{
if (Isbottom())
{
m_pScrollBar->ResizeRect( rt3, false );
}
else
m_pScrollBar->ResizeRect( rt4, false );
}
if( bSendMsg )
{
SQRControl::SendCtrlMsg( SCROLL_MOVE, GetStyle()&SS_HSCROLL, (uint32)m_fCurPos );
OnPosChanged();
}
}
void CmusikTrackCtrl::SetPosFromMouse()
{
CPoint pos;
GetCursorPos( &pos );
ScreenToClient( &pos );
CRect rcClient;
GetClientRect( &rcClient );
// vertical
if ( GetStyle() & TBS_VERT )
{
if ( pos.y >= rcClient.bottom && GetPos() != GetRangeMax() )
{
SetPos( GetRangeMax() );
m_LastPos = GetRangeMax();
OnPosChanged();
return;
}
else if ( pos.y <= rcClient.top && GetPos() != GetRangeMin() )
{
SetPos( GetRangeMin() );
m_LastPos = GetRangeMin();
OnPosChanged();
return;
}
else
{
int nLoc = rcClient.Height() - pos.y;
float fRatio = (float)nLoc / rcClient.Height();
float nPos = (float)fRatio * (float)GetRangeMax();
int nFinal = GetRangeMax() - (int)nPos;
if ( nFinal != m_LastPos )
{
SetPos( nFinal );
m_LastPos = nFinal;
OnPosChanged();
}
return;
}
}
// horizontal
else
{
if ( pos.x >= rcClient.right && GetPos() != GetRangeMax() )
{
SetPos( GetRangeMax() );
m_LastPos = GetRangeMax();
OnPosChanged();
return;
}
else if ( pos.x <= rcClient.left && GetPos() != GetRangeMin() )
{
SetPos( GetRangeMin() );
m_LastPos = GetRangeMin();
OnPosChanged();
return;
}
else
{
int nLoc = rcClient.Width() - pos.x;
float fRatio = (float)nLoc / rcClient.Width();
float nPos = (float)fRatio * (float)GetRangeMax();
int nFinal = GetRangeMax() - (int)nPos;
if ( nFinal != m_LastPos )
{
SetPos( nFinal );
m_LastPos = nFinal;
OnPosChanged();
}
return;
}
}
}
BOOL CSonicSkin::OnWndMsg(UINT msg, WPARAM wParam, LPARAM lParam)
{
switch(msg)
{
case WM_DRAWITEM:
{
return OnDrawItem((LPDRAWITEMSTRUCT)lParam);
}
break;
case WM_CTLCOLORSTATIC:
{
return OnCtlColorStatic((HDC)wParam, (HWND)lParam);
}
break;
case WM_CTLCOLORBTN:
{
return OnCtlColorBtn((HDC)wParam, (HWND)lParam);
}
break;
case WM_LBUTTONDBLCLK:
{
int x = LOWORD(lParam);
int y = HIWORD(lParam);
if(y < m_bg.wTitleHeight)
{
SendMessage(m_hWnd, WM_NCLBUTTONDBLCLK, HTCAPTION, 0);
return FALSE;
}
}
break;
case WM_LBUTTONDOWN:
{
int x = LOWORD(lParam);
int y = HIWORD(lParam);
if(y < m_bg.wTitleHeight && m_bg.bEnableDrag)
{
SendMessage(m_hWnd, WM_NCLBUTTONDOWN, HTCAPTION, 0);
return FALSE;
}
}
break;
case WM_NCHITTEST:
{
return OnNCHittest(LOWORD(lParam), HIWORD(lParam));
}
break;
// assure the none-border window wont override the tray bar
case WM_GETMINMAXINFO:
{
return OnGetMinMaxInfo((MINMAXINFO *)lParam);
}
break;
case WM_WINDOWPOSCHANGING:
{
return OnPosChanging((LPWINDOWPOS)lParam);
}
break;
case WM_WINDOWPOSCHANGED:
{
return OnPosChanged((LPWINDOWPOS)lParam);
}
break;
case WM_ERASEBKGND:
{
return OnEraseBackground((HDC)wParam);
}
break;
// erase NC paint
case WM_NCACTIVATE:
g_UI.SetCallWndProcRet(TRUE);
return FALSE;
case WM_NCPAINT:
SetRgn();
case WM_NCCALCSIZE:
g_UI.SetCallWndProcRet(0);
return FALSE;
}
return TRUE;
}
