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- // This is a part of the Microsoft Foundation Classes C++ library.
- // Copyright (C) 1992-1998 Microsoft Corporation
- // All rights reserved.
- //
- // This source code is only intended as a supplement to the
- // Microsoft Foundation Classes Reference and related
- // electronic documentation provided with the library.
- // See these sources for detailed information regarding the
- // Microsoft Foundation Classes product.
-
- #include "stdafx.h"
-
- #ifdef AFX_CORE4_SEG
- #pragma code_seg(AFX_CORE4_SEG)
- #endif
-
- #ifdef _DEBUG
- #undef THIS_FILE
- static char THIS_FILE[] = __FILE__;
- #endif
-
- #define new DEBUG_NEW
-
- // dwDockBarMap
- const DWORD CFrameWnd::dwDockBarMap[4][2] =
- {
- { AFX_IDW_DOCKBAR_TOP, CBRS_TOP },
- { AFX_IDW_DOCKBAR_BOTTOM, CBRS_BOTTOM },
- { AFX_IDW_DOCKBAR_LEFT, CBRS_LEFT },
- { AFX_IDW_DOCKBAR_RIGHT, CBRS_RIGHT },
- };
-
- /////////////////////////////////////////////////////////////////////////////
- // Dockable control bar helpers
-
- 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;
- }
-
- // dock bars will be created in the order specified by dwDockBarMap
- // this also controls which gets priority during layout
- // this order can be changed by calling EnableDocking repetitively
- // with the exact order of priority
- void CFrameWnd::EnableDocking(DWORD dwDockStyle)
- {
- // must be CBRS_ALIGN_XXX or CBRS_FLOAT_MULTI only
- ASSERT((dwDockStyle & ~(CBRS_ALIGN_ANY|CBRS_FLOAT_MULTI)) == 0);
-
- m_pFloatingFrameClass = RUNTIME_CLASS(CMiniDockFrameWnd);
- for (int i = 0; i < 4; i++)
- {
- if (dwDockBarMap[i][1] & dwDockStyle & CBRS_ALIGN_ANY)
- {
- CDockBar* pDock = (CDockBar*)GetControlBar(dwDockBarMap[i][0]);
- if (pDock == NULL)
- {
- pDock = new CDockBar;
- if (!pDock->Create(this,
- WS_CLIPSIBLINGS|WS_CLIPCHILDREN|WS_CHILD|WS_VISIBLE |
- dwDockBarMap[i][1], dwDockBarMap[i][0]))
- {
- AfxThrowResourceException();
- }
- }
- }
- }
- }
-
- void CFrameWnd::DockControlBar(CControlBar* pBar, UINT nDockBarID, LPCRECT lpRect)
- {
- CDockBar* pDockBar = (nDockBarID == 0) ? NULL :
- (CDockBar*)GetControlBar(nDockBarID);
- DockControlBar(pBar, pDockBar, lpRect);
- }
-
- void CFrameWnd::DockControlBar(CControlBar* pBar, CDockBar* pDockBar, LPCRECT lpRect)
- {
- ASSERT(pBar != NULL);
- // make sure CControlBar::EnableDocking has been called
- ASSERT(pBar->m_pDockContext != NULL);
-
- if (pDockBar == NULL)
- {
- for (int i = 0; i < 4; i++)
- {
- if ((dwDockBarMap[i][1] & CBRS_ALIGN_ANY) ==
- (pBar->m_dwStyle & CBRS_ALIGN_ANY))
- {
- pDockBar = (CDockBar*)GetControlBar(dwDockBarMap[i][0]);
- ASSERT(pDockBar != NULL);
- // assert fails when initial CBRS_ of bar does not
- // match available docking sites, as set by EnableDocking()
- break;
- }
- }
- }
- ASSERT(pDockBar != NULL);
- ASSERT(m_listControlBars.Find(pBar) != NULL);
- 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
- // i.e. this control bar should have been created with a different parent initially
-
- pDockBar->DockControlBar(pBar, lpRect);
- }
-
- void CFrameWnd::ReDockControlBar(CControlBar* pBar, CDockBar* pDockBar, LPCRECT lpRect)
- {
- ASSERT(pBar != NULL);
- // make sure CControlBar::EnableDocking has been called
- ASSERT(pBar->m_pDockContext != NULL);
-
- if (pDockBar == NULL)
- {
- // Search for the place holder.
-
- // In case we don't find a place holder, find a bar with the correct alignment
- // and keep it in pPossibleBar.
- CDockBar* pPossibleBar = NULL;
- for (int i = 0; i < 4; i++)
- {
- CDockBar* pTempBar = (CDockBar*)GetControlBar(dwDockBarMap[i][0]);
- if (pTempBar != NULL)
- {
- // Is this the same bar we docked with before?
- if (pTempBar->FindBar((CControlBar*)_AfxGetDlgCtrlID(pBar->m_hWnd)) > 0)
- {
- pDockBar = pTempBar;
- break;
- }
- }
-
- if ((dwDockBarMap[i][1] & CBRS_ALIGN_ANY) ==
- (pBar->m_dwStyle & CBRS_ALIGN_ANY))
- {
- pPossibleBar = (CDockBar*)GetControlBar(dwDockBarMap[i][0]);
- ASSERT(pPossibleBar != NULL);
- // assert fails when initial CBRS_ of bar does not
- // match available docking sites, as set by EnableDocking()
- }
- }
-
- // Did we find the place holder?
- if (pDockBar == NULL)
- pDockBar = pPossibleBar;
- }
- ASSERT(pDockBar != NULL);
- ASSERT(m_listControlBars.Find(pBar) != NULL);
- 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
- // i.e. this control bar should have been created with a different parent initially
-
- pDockBar->ReDockControlBar(pBar, lpRect);
- }
-
- 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();
- }
- }
-
- DWORD CFrameWnd::CanDock(CRect rect, DWORD dwDockStyle, CDockBar** ppDockBar)
- {
- // dwDockStyle -- allowable styles of bar
- // don't allow to dock to floating unless multi is specified
- dwDockStyle &= CBRS_ALIGN_ANY|CBRS_FLOAT_MULTI;
-
- if (ppDockBar != NULL)
- *ppDockBar = NULL;
- POSITION pos = m_listControlBars.GetHeadPosition();
- while (pos != NULL)
- {
- CDockBar* pDockBar = (CDockBar*)m_listControlBars.GetNext(pos);
- if (pDockBar->IsDockBar() && pDockBar->IsWindowVisible() &&
- (pDockBar->m_dwStyle & dwDockStyle & CBRS_ALIGN_ANY) &&
- (!pDockBar->m_bFloating ||
- (dwDockStyle & pDockBar->m_dwStyle & CBRS_FLOAT_MULTI)))
- {
- CRect rectBar;
- pDockBar->GetWindowRect(&rectBar);
- if (rectBar.Width() == 0)
- rectBar.right++;
- if (rectBar.Height() == 0)
- rectBar.bottom++;
- if (rectBar.IntersectRect(rectBar, rect))
- {
- if (ppDockBar != NULL)
- *ppDockBar = pDockBar;
- return pDockBar->m_dwStyle & dwDockStyle;
- }
- }
- }
- return 0;
- }
-
- /////////////////////////////////////////////////////////////////////////////
-