CMiniDockFrameWnd *CFrameWnd::CreateFloatingFrame( DWORD dwStyle )
/****************************************************************/
{
CMiniDockFrameWnd *pFrame = new CMiniDockFrameWnd;
if( !pFrame->Create( this, dwStyle ) ) {
delete pFrame;
return( NULL );
}
return( pFrame );
}
CMiniDockFrameWnd* CFrameWnd::CreateFloatingFrame(DWORD dwStyle)
{
CMiniDockFrameWnd* pFrame = NULL;
ASSERT(m_pFloatingFrameClass != NULL);
pFrame = (CMiniDockFrameWnd*)m_pFloatingFrameClass->CreateObject();
if (pFrame == NULL)
AfxThrowMemoryException();
ASSERT_KINDOF(CMiniDockFrameWnd, pFrame);
if (!pFrame->Create(this, dwStyle))
AfxThrowResourceException();
return pFrame;
}
void CFrameWnd::FloatControlBar( CControlBar *pBar, CPoint pt, DWORD dwStyle )
/****************************************************************************/
{
ASSERT( pBar != NULL );
if( pBar->IsFloating() && !(pBar->m_pDockBar->GetBarStyle() & CBRS_FLOAT_MULTI) ) {
CFrameWnd *pFrame = pBar->GetParentFrame();
pFrame->SetWindowPos( NULL, pt.x, pt.y, 0, 0,
SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOZORDER );
} else {
CMiniDockFrameWnd *pFrame = CreateFloatingFrame( dwStyle );
ASSERT( pFrame != NULL );
CDockBar *pDockBar = (CDockBar *)pFrame->GetDlgItem( AFX_IDW_DOCKBAR_FLOAT );
ASSERT( pDockBar != NULL );
ASSERT( pDockBar->IsKindOf( RUNTIME_CLASS( CDockBar ) ) );
pDockBar->DockControlBar( pBar );
if( pt.x != CW_USEDEFAULT && pt.y != CW_USEDEFAULT ) {
pFrame->SetWindowPos( NULL, pt.x, pt.y, 0, 0,
SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOZORDER );
}
pFrame->ShowWindow( SW_SHOW );
pFrame->UpdateWindow();
RecalcLayout();
}
}
//--------------------------------------------------------------------------------------------
void CMRCMDIFrameWndSizeDock::UnFloatInMDIChild(CControlBar* pBar, CPoint point, DWORD dwStyle)
// removes the control bar from an MDI floating window, and then floats the bar
//--------------------------------------------------------------------------------------------
{
ASSERT(pBar != NULL);
ASSERT(pBar->IsFloating());
CMRCMDIFloatWnd * pFloatFrame = (CMRCMDIFloatWnd *)pBar->GetParentFrame();
ASSERT(pFloatFrame->IsKindOf(RUNTIME_CLASS(CMRCMDIFloatWnd)));
// point at which to float is ignored at present - use the co-ordinates of the current frame
CRect rcMDIFloat;
pFloatFrame->GetWindowRect(&rcMDIFloat);
point = rcMDIFloat.TopLeft();
// This is basically the code from MFC's CFrameWnd::FloatControlBar(), with the
// test to avoid destroying/creating the floating frame window removed.
// Tried explicitly removing the control bar, but this doesn't work as it destroys the
// CMDIFloatWnd, which in turn kills the child control bar. So need to create the floating
// frame first, and then dock into this.
ASSERT(m_pFloatingFrameClass != NULL);
CMiniDockFrameWnd* pDockFrame = CreateFloatingFrame(dwStyle);
ASSERT(pDockFrame != NULL);
pDockFrame->SetWindowPos(NULL, point.x, point.y, 0, 0,
SWP_NOSIZE|SWP_NOZORDER|SWP_NOACTIVATE);
if (pDockFrame->m_hWndOwner == NULL)
pDockFrame->m_hWndOwner = pBar->m_hWnd;
CDockBar* pDockBar = (CDockBar*)pDockFrame->GetDlgItem(AFX_IDW_DOCKBAR_FLOAT);
ASSERT(pDockBar != NULL);
ASSERT(pDockBar->IsKindOf(RUNTIME_CLASS(CDockBar)));
ASSERT(pBar->m_pDockSite == this);
// if this assertion occurred it is because the parent of pBar was not
// initially this CFrameWnd when pBar's OnCreate was called
// (this control bar should have been created with a different
// parent initially)
pDockBar->DockControlBar(pBar);
pDockFrame->RecalcLayout();
pDockFrame->ShowWindow(SW_SHOWNA);
pDockFrame->UpdateWindow();
}
void CFrameWnd::FloatControlBar(CControlBar* pBar, CPoint point, DWORD dwStyle)
{
ASSERT(pBar != NULL);
// if the bar is already floating and the dock bar only contains this
// bar and same orientation then move the window rather than recreating
// the frame
if (pBar->m_pDockSite != NULL && pBar->m_pDockBar != NULL)
{
CDockBar* pDockBar = pBar->m_pDockBar;
ASSERT_KINDOF(CDockBar, pDockBar);
if (pDockBar->m_bFloating && pDockBar->GetDockedCount() == 1 &&
(dwStyle & pDockBar->m_dwStyle & CBRS_ALIGN_ANY) != 0)
{
CMiniDockFrameWnd* pDockFrame =
(CMiniDockFrameWnd*)pDockBar->GetParent();
ASSERT(pDockFrame != NULL);
ASSERT_KINDOF(CMiniDockFrameWnd, pDockFrame);
pDockFrame->SetWindowPos(NULL, point.x, point.y, 0, 0,
SWP_NOSIZE|SWP_NOZORDER|SWP_NOACTIVATE);
pDockFrame->RecalcLayout(TRUE);
pDockFrame->UpdateWindow();
return;
}
}
if (pBar->m_dwStyle & CBRS_SIZE_DYNAMIC)
{
dwStyle |= CBRS_SIZE_DYNAMIC;
if (dwStyle & CBRS_ORIENT_VERT)
{
dwStyle &= ~CBRS_ALIGN_ANY;
dwStyle |= CBRS_ALIGN_TOP;
}
}
CMiniDockFrameWnd* pDockFrame = CreateFloatingFrame(dwStyle);
ASSERT(pDockFrame != NULL);
pDockFrame->SetWindowPos(NULL, point.x, point.y, 0, 0,
SWP_NOSIZE|SWP_NOZORDER|SWP_NOACTIVATE);
if (pDockFrame->m_hWndOwner == NULL)
pDockFrame->m_hWndOwner = pBar->m_hWnd;
CDockBar* pDockBar = (CDockBar*)pDockFrame->GetDlgItem(AFX_IDW_DOCKBAR_FLOAT);
ASSERT(pDockBar != NULL);
ASSERT_KINDOF(CDockBar, pDockBar);
ASSERT(pBar->m_pDockSite == this);
// if this assertion occurred it is because the parent of pBar was not
// initially this CFrameWnd when pBar's OnCreate was called
// (this control bar should have been created with a different
// parent initially)
pDockBar->DockControlBar(pBar);
pDockFrame->RecalcLayout(TRUE);
if (GetWindowLong(pBar->m_hWnd, GWL_STYLE) & WS_VISIBLE)
{
pDockFrame->ShowWindow(SW_SHOWNA);
pDockFrame->UpdateWindow();
}
}
// start dragging. This is the only routine exposed externally.
// pt = mouse position at start of drag (screen co-ords)
void COXDragDockContext::StartDrag(CPoint pt)
{
ASSERT_VALID(m_pBar);
ASSERT(m_pBar->IsKindOf(RUNTIME_CLASS(COXSizeControlBar)));
COXSizeControlBar* pSzBar = (COXSizeControlBar*)m_pBar;
// get styles from bar
m_dwDockStyle = m_pBar->m_dwDockStyle;
m_dwStyle = m_pBar->m_dwStyle & CBRS_ALIGN_ANY;
ASSERT(m_dwStyle != 0);
// check to see we're not hanging from a COXMDIFloatWnd.
// Disallow dragging if we are...
if (m_pBar->IsFloating())
{
CFrameWnd* pFrameWnd = m_pBar->GetParentFrame();
ASSERT(pFrameWnd != NULL);
ASSERT(pFrameWnd->IsKindOf(RUNTIME_CLASS(CFrameWnd)));
if (pFrameWnd->IsKindOf(RUNTIME_CLASS(COXMDIFloatWnd)))
return; // do nothing if floating inside a COXMDIFloatWnd
}
// dragging has started message (only if window will actually dock !)
if ((m_dwDockStyle & CBRS_ALIGN_ANY) == CBRS_ALIGN_ANY)
AfxGetMainWnd()->SendMessage(WM_SETMESSAGESTRING, IDS_OX_MRC_STARTDOCKING);
// handle pending WM_PAINT messages
MSG msg;
while (::PeekMessage(&msg, NULL, WM_PAINT, WM_PAINT, PM_NOREMOVE))
{
if (!GetMessage(&msg, NULL, WM_PAINT, WM_PAINT))
return;
ASSERT(msg.message == WM_PAINT);
DispatchMessage(&msg);
}
// initialize drag state
m_rectLast.SetRectEmpty();
m_sizeLast.cx = m_sizeLast.cy = 0;
m_bForceFrame = m_bFlip = m_bDitherLast = FALSE;
// get current bar location
CRect rect;
m_pBar->GetWindowRect(rect);
m_ptLast = pt;
m_ptStart = pt;
BOOL bHorz = HORZF(m_dwStyle);
// MFC includes code for flipping orientation using the shift key - I wasn't keen
// on this... (sorry) so I've left it out for now. Some references are still left
// in for it, in case I decide to implement it.
// Start by working out the possible rectangles that dragging could result in.
// These are:
// m_rectFrameDragHorz : floating frame, horizontal orientation
// m_rectFrameDragVert : floating frame, vertical orientation (not used, 'cos
// flipping not allowed)
//
// m_rectDragHorz : docking horizontally, another bar already on this row
// m_rectDragVert : docking vertically, another bar already on this row
// m_rectDragHorzAlone : docking horizontally, on a new row
// m_rectDragVertAlone : docking vertically, on a new row
// calculate dragging rects if you drag on the new row/column
//
CRect rectBorder;
m_pDockSite->RepositionBars(0,0xffff,AFX_IDW_PANE_FIRST,
CFrameWnd::reposQuery,&rectBorder);
m_pDockSite->ClientToScreen(rectBorder);
CWnd* pLeftDockBar=m_pDockSite->GetControlBar(AFX_IDW_DOCKBAR_LEFT);
if(pLeftDockBar!=NULL && pLeftDockBar->GetStyle()&WS_VISIBLE)
{
CRect rectDockBar;
pLeftDockBar->GetWindowRect(rectDockBar);
rectBorder.left-=rectDockBar.Width();
}
CWnd* pRightDockBar=m_pDockSite->GetControlBar(AFX_IDW_DOCKBAR_RIGHT);
if(pRightDockBar!=NULL && pRightDockBar->GetStyle()&WS_VISIBLE)
{
CRect rectDockBar;
pRightDockBar->GetWindowRect(rectDockBar);
rectBorder.right+=rectDockBar.Width();
}
m_rectDragHorzAlone=CRect(CPoint(rectBorder.left,rect.top),rectBorder.Size());
m_rectDragVertAlone=CRect(CPoint(rect.left,rectBorder.top),rectBorder.Size());
m_rectDragHorzAlone.bottom=m_rectDragHorzAlone.top+pSzBar->m_HorzDockSize.cy;
m_rectDragVertAlone.right=m_rectDragVertAlone.left+pSzBar->m_VertDockSize.cx;
//
//////////////////////////////////////////////////////////////
//////////////////
//
int nDockAreaWidth = rectBorder.Width();
int nDockAreaHeight = rectBorder.Height();
CSize HorzAloneSize(nDockAreaWidth, pSzBar->m_HorzDockSize.cy);
CSize VertAloneSize(pSzBar->m_VertDockSize.cx, nDockAreaHeight);
// sizes to use when docking into a row that already has some bars.
// use the stored sizes - unless they are > the max dock area -
// in which case make a guess.
if (pSzBar->m_VertDockSize.cy >= nDockAreaHeight - 16)
VertAloneSize.cy = nDockAreaHeight / 3;
else
VertAloneSize.cy = pSzBar->m_VertDockSize.cy;
if (pSzBar->m_HorzDockSize.cx >= nDockAreaWidth - 16)
HorzAloneSize.cx = nDockAreaWidth / 3;
else
HorzAloneSize.cx = pSzBar->m_HorzDockSize.cx;
m_rectDragHorz = CRect(rect.TopLeft(), HorzAloneSize);
m_rectDragVert = CRect(rect.TopLeft(), VertAloneSize);
//
///////////////////
// rectangle for the floating frame...
m_rectFrameDragVert = m_rectFrameDragHorz =
CRect(rect.TopLeft(), pSzBar->m_FloatSize);
// To work out the size we actually create a floating mini frame, and then see how big
// it is
CMiniDockFrameWnd* pFloatFrame =
m_pDockSite->CreateFloatingFrame(bHorz ? CBRS_ALIGN_TOP : CBRS_ALIGN_LEFT);
if (pFloatFrame == NULL)
AfxThrowMemoryException();
pFloatFrame->CalcWindowRect(&m_rectFrameDragHorz);
pFloatFrame->CalcWindowRect(&m_rectFrameDragVert);
// m_rectFrameDragHorz.InflateRect(-afxData.cxBorder2, -afxData.cyBorder2);
// m_rectFrameDragVert.InflateRect(-afxData.cxBorder2, -afxData.cyBorder2);
pFloatFrame->DestroyWindow();
// adjust rectangles so that point is inside
AdjustRectangle(m_rectDragHorzAlone, pt);
AdjustRectangle(m_rectDragVertAlone, pt);
AdjustRectangle(m_rectDragHorz, pt);
AdjustRectangle(m_rectDragVert, pt);
AdjustRectangle(m_rectFrameDragHorz, pt);
AdjustRectangle(m_rectFrameDragVert, pt);
// lock window update while dragging
ASSERT(m_pDC == NULL);
CWnd* pWnd = CWnd::GetDesktopWindow();
#ifndef _MAC
if (pWnd->LockWindowUpdate())
m_pDC = pWnd->GetDCEx(NULL, DCX_WINDOW|DCX_CACHE|DCX_LOCKWINDOWUPDATE);
else
#endif
m_pDC = pWnd->GetDCEx(NULL, DCX_WINDOW|DCX_CACHE);
ASSERT(m_pDC != NULL);
// initialize tracking state and enter tracking loop
m_dwOverDockStyle = CanDock();
Move(pt); // call it here to handle special keys
Track();
}
