windows-nt/Source/XPSP1/NT/base/cluster/admin/cluadmin/splitfrm.cpp
2020-09-26 16:20:57 +08:00

1125 lines
32 KiB
C++

/////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 1996-2000 Microsoft Corporation
//
// Module Name:
// SplitFrm.cpp
//
// Abstract:
// Implementation of the CSplitterFrame class.
//
// Author:
// David Potter (davidp) May 1, 1996
//
// Revision History:
//
// Notes:
//
/////////////////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include "ConstDef.h"
#include "SplitFrm.h"
#include "MainFrm.h"
#include "TreeView.h"
#include "ListView.h"
#include "TraceTag.h"
#include "ExtDll.h"
#include "ClusItem.h"
#include "ClusDoc.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// Global Variables
/////////////////////////////////////////////////////////////////////////////
#ifdef _DEBUG
CTraceTag g_tagSplitFrame(_T("UI"), _T("SPLITTER FRAME"), 0);
CTraceTag g_tagSplitFrameMenu(_T("Menu"), _T("SPLITTER FRAME MENU"), 0);
CTraceTag g_tagSplitFrameDrag(_T("Drag&Drop"), _T("SPLITTER FRAME DRAG"), 0);
CTraceTag g_tagSplitFrameDragMouse(_T("Drag&Drop"), _T("SPLITTER FRAME DRAG MOUSE"), 0);
#endif
/////////////////////////////////////////////////////////////////////////////
// CSplitterFrame
/////////////////////////////////////////////////////////////////////////////
IMPLEMENT_DYNCREATE(CSplitterFrame, CMDIChildWnd)
/////////////////////////////////////////////////////////////////////////////
// Message Maps
BEGIN_MESSAGE_MAP(CSplitterFrame, CMDIChildWnd)
//{{AFX_MSG_MAP(CSplitterFrame)
ON_WM_CONTEXTMENU()
ON_WM_DESTROY()
ON_UPDATE_COMMAND_UI(ID_VIEW_LARGE_ICONS, OnUpdateLargeIconsView)
ON_UPDATE_COMMAND_UI(ID_VIEW_SMALL_ICONS, OnUpdateSmallIconsView)
ON_UPDATE_COMMAND_UI(ID_VIEW_LIST, OnUpdateListView)
ON_UPDATE_COMMAND_UI(ID_VIEW_DETAILS, OnUpdateDetailsView)
ON_COMMAND(ID_VIEW_LARGE_ICONS, OnLargeIconsView)
ON_COMMAND(ID_VIEW_SMALL_ICONS, OnSmallIconsView)
ON_COMMAND(ID_VIEW_LIST, OnListView)
ON_COMMAND(ID_VIEW_DETAILS, OnDetailsView)
ON_WM_MOUSEMOVE()
ON_WM_LBUTTONUP()
ON_WM_RBUTTONUP()
//}}AFX_MSG_MAP
#ifdef _DEBUG
ON_WM_MDIACTIVATE()
#endif
ON_MESSAGE(WM_CAM_UNLOAD_EXTENSION, OnUnloadExtension)
ON_UPDATE_COMMAND_UI(CAEXT_MENU_FIRST_ID + 0, OnUpdateExtMenu)
ON_UPDATE_COMMAND_UI(CAEXT_MENU_FIRST_ID + 1, OnUpdateExtMenu)
ON_UPDATE_COMMAND_UI(CAEXT_MENU_FIRST_ID + 2, OnUpdateExtMenu)
ON_UPDATE_COMMAND_UI(CAEXT_MENU_FIRST_ID + 3, OnUpdateExtMenu)
ON_UPDATE_COMMAND_UI(CAEXT_MENU_FIRST_ID + 4, OnUpdateExtMenu)
ON_UPDATE_COMMAND_UI(CAEXT_MENU_FIRST_ID + 5, OnUpdateExtMenu)
ON_UPDATE_COMMAND_UI(CAEXT_MENU_FIRST_ID + 6, OnUpdateExtMenu)
ON_UPDATE_COMMAND_UI(CAEXT_MENU_FIRST_ID + 7, OnUpdateExtMenu)
ON_UPDATE_COMMAND_UI(CAEXT_MENU_FIRST_ID + 8, OnUpdateExtMenu)
ON_UPDATE_COMMAND_UI(CAEXT_MENU_FIRST_ID + 9, OnUpdateExtMenu)
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::CSplitterFrame
//
// Routine Description:
// Default constructor.
//
// Arguments:
// None.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
CSplitterFrame::CSplitterFrame(void)
{
m_pdoc = NULL;
m_iFrame = 0;
m_pext = NULL;
// Initialize drag & drop.
m_bDragging = FALSE;
m_pimagelist = NULL;
m_pciDrag = NULL;
} //*** CSplitterFrame::CSplitterFrame()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::CSplitterFrame
//
// Routine Description:
// Destructor.
//
// Arguments:
// None.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
CSplitterFrame::~CSplitterFrame(void)
{
// Cleanup after ourselves.
if ((Pdoc() != NULL) && (Pdoc()->PtiCluster() != NULL))
Pdoc()->PtiCluster()->PreRemoveFromFrameWithChildren(this);
// Cleanup any extensions.
delete Pext();
} //*** CSplitterFrame::~CSplitterFrame()
#ifdef _DEBUG
void CSplitterFrame::AssertValid(void) const
{
CMDIChildWnd::AssertValid();
} //*** CSplitterFrame::AssertValid()
void CSplitterFrame::Dump(CDumpContext& dc) const
{
CMDIChildWnd::Dump(dc);
} //*** CSplitterFrame::Dump()
#endif //_DEBUG
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::CalculateFrameNumber
//
// Routine Description:
// Calculate the number of this frame connected to the document. This
// should only be called before the views have been created.
//
// Arguments:
// None.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::CalculateFrameNumber(void)
{
POSITION pos;
CView * pview;
if (Pdoc() != NULL)
{
// At least frame # 1 'cause we exist.
m_iFrame = 1;
pos = Pdoc()->GetFirstViewPosition();
while (pos != NULL)
{
pview = Pdoc()->GetNextView(pos);
ASSERT_VALID(pview);
if (pview->IsKindOf(RUNTIME_CLASS(CClusterTreeView)))
{
if (pview->GetParentFrame() == this)
break;
m_iFrame++;
} // if: found another tree view
} // while: more views in the list
} // if: document associated with frame
} //*** CSplitterFrame::CalculateFrameNumber()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::InitFrame
//
// Routine Description:
// Called to initialize the frame after being initially created and
// after the document has been initialized.
//
// Arguments:
// pDoc Document associated with the frame.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::InitFrame(IN OUT CClusterDoc * pDoc)
{
m_pdoc = pDoc;
ASSERT_VALID(Pdoc());
// Calculate the number of our frame so the views can use it.
CalculateFrameNumber();
// Read from the profile.
{
CString strSection;
strSection.Format(REGPARAM_CONNECTIONS _T("\\%s"), Pdoc()->StrNode());
// Set window placement.
{
WINDOWPLACEMENT wp;
if (ReadWindowPlacement(&wp, strSection, NFrameNumber()))
SetWindowPlacement(&wp);
} // Set window placement
// Set splitter bar position.
{
CString strValueName;
CString strPosition;
int nCurWidth;
int nMaxWidth;
int nRead;
try
{
ConstructProfileValueName(strValueName, REGPARAM_SPLITTER_BAR_POS);
strPosition = AfxGetApp()->GetProfileString(strSection, strValueName);
nRead = _stscanf(strPosition, _T("%d,%d"), &nCurWidth, &nMaxWidth);
if (nRead == 2)
{
m_wndSplitter.SetColumnInfo(0, nCurWidth, nMaxWidth);
m_wndSplitter.RecalcLayout();
} // if: correct number of parameters specified
} // try
catch (CException * pe)
{
pe->Delete();
} // catch: CException
} // Save the splitter bar position
// Set the view style of the list view.
{
DWORD dwView;
CString strValueName;
try
{
// Construct the value name.
ConstructProfileValueName(strValueName, REGPARAM_VIEW);
// Read the view setting.
dwView = AfxGetApp()->GetProfileInt(strSection, strValueName, (LVS_ICON | LVS_REPORT));
PviewList()->SetView(dwView);
} // try
catch (CException * pe)
{
pe->Delete();
} // catch: CException
} // Set the view style of the list view
} // Read from the profile
} //*** CSplitterFrame::InitFrame()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::OnCreateClient
//
// Routine Description:
// Called to create the client views for the frame. Here we create
// a splitter window with two views -- a tree view and a list view.
//
// Arguments:
// lpcs Pointer to a CREATESTRUCT.
// pContext Pointer to a create context.
//
// Return Value:
// TRUE Client created successfully.
// FALSE Failed to create client.
//
//--
/////////////////////////////////////////////////////////////////////////////
BOOL CSplitterFrame::OnCreateClient(LPCREATESTRUCT lpcs, CCreateContext* pContext)
{
// Create a splitter window with 1 row & 2 columns.
if (!m_wndSplitter.CreateStatic(this, 1, 2))
{
Trace(g_tagSplitFrame, _T("Failed to CreateStaticSplitter"));
return FALSE;
} // if: error creating splitter window
// Add the first splitter pane.
if (!m_wndSplitter.CreateView(0, 0, pContext->m_pNewViewClass, CSize(200, 50), pContext))
{
Trace(g_tagSplitFrame, _T("Failed to create first pane"));
return FALSE;
} // if: error creating first splitter pane
// Add the second splitter pane.
if (!m_wndSplitter.CreateView(0, 1, RUNTIME_CLASS(CClusterListView), CSize(0, 0), pContext))
{
Trace(g_tagSplitFrame, _T("Failed to create second pane"));
return FALSE;
} // if: error creating second pane
// Activate the tree view.
// SetActiveView((CView *) PviewTree());
// If this is not the first frame on the document, initialize the frame.
{
CClusterDoc * pdoc = (CClusterDoc *) pContext->m_pCurrentDoc;
if (pdoc->StrNode().GetLength() > 0)
InitFrame(pdoc);
} // If this is not the first frame on the document, initialize the frame
return TRUE;
} //*** CSplitterFrame::OnCreateClient()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::ConstructProfileValueName
//
// Routine Description:
// Construct the name of a value that is to be written to the user's
// profile.
//
// Arguments:
// rstrName [OUT] String in which to return the constructed name.
// pszPrefix [IN] String to prefix the name with.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::ConstructProfileValueName(
OUT CString & rstrName,
IN LPCTSTR pszPrefix
) const
{
ASSERT(pszPrefix != NULL);
// Construct the name of the value to read.
if (NFrameNumber() <= 1)
rstrName = pszPrefix;
else
rstrName.Format(_T("%s-%d"), pszPrefix, NFrameNumber());
} //*** CSplitterFrame::ConstructProfileValueName()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::GetMessageString
//
// Routine Description:
// Get a string for a command ID.
//
// Arguments:
// nID [IN] Command ID for which a string should be returned.
// rMessage [OUT] String in which to return the message.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::GetMessageString(UINT nID, CString& rMessage) const
{
BOOL bHandled = FALSE;
if ((Pext() != NULL)
&& (CAEXT_MENU_FIRST_ID <= nID))
bHandled = Pext()->BGetCommandString(nID, rMessage);
if (!bHandled)
CMDIChildWnd::GetMessageString(nID, rMessage);
} //*** CSplitterFrame::GetMessageString()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::OnContextMenu
//
// Routine Description:
// Handler for the WM_CONTEXTMENU method.
//
// Arguments:
// pWnd Window in which the user right clicked the mouse.
// point Position of the cursor, in screen coordinates.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::OnContextMenu(CWnd * pWnd, CPoint point)
{
CView * pviewActive = GetActiveView();
CMenu * pmenu = NULL;
CClusterItem * pci = NULL;
Trace(g_tagSplitFrame, _T("OnContextMenu()"));
if (!BDragging())
{
if (pviewActive == PviewTree())
pmenu = PviewTree()->PmenuPopup(point, pci);
else if (pviewActive == PviewList())
pmenu = PviewList()->PmenuPopup(point, pci);
if (pmenu == NULL)
pmenu = PmenuPopup();
} // if: not dragging
if (pmenu != NULL)
{
// If there is an extension already loaded, unload it.
delete Pext();
m_pext = NULL;
// If there is an extension for this item, load it.
if ((pci != NULL)
&& (pci->PlstrExtensions() != NULL)
&& (pci->PlstrExtensions()->GetCount() > 0))
{
CWaitCursor wc;
try
{
m_pext = new CExtensions;
if ( m_pext == NULL )
{
AfxThrowMemoryException();
} // if: error allocating the extensions object
Pext()->AddContextMenuItems(
pmenu->GetSubMenu(0),
*pci->PlstrExtensions(),
pci
);
} // try
catch (CException * pe)
{
#ifdef _DEBUG
TCHAR szError[256];
pe->GetErrorMessage(szError, sizeof(szError) / sizeof(TCHAR));
Trace(g_tagError, _T("CSplitterFrame::OnContextMenu() - Error loading extension DLL - %s"), szError);
#endif
pe->Delete();
delete Pext();
m_pext = NULL;
} // catch: CException
} // if: this item has an extension
// Display the menu.
if (!pmenu->GetSubMenu(0)->TrackPopupMenu(
TPM_LEFTALIGN | TPM_RIGHTBUTTON,
point.x,
point.y,
AfxGetMainWnd()
))
{
delete Pext();
m_pext = NULL;
} // if: unsuccessfully displayed the menu
else if (Pext() != NULL)
PostMessage(WM_CAM_UNLOAD_EXTENSION, NULL, NULL);;
pmenu->DestroyMenu();
delete pmenu;
} // if: there is a menu to display
} //*** CSplitterFrame::OnContextMenu()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::PmenuPopup
//
// Routine Description:
// Returns a popup menu.
//
// Arguments:
// None.
//
// Return Value:
// pmenu A popup menu for the item.
//
//--
/////////////////////////////////////////////////////////////////////////////
CMenu * CSplitterFrame::PmenuPopup( void ) const
{
CMenu * pmenu;
// Load the menu.
pmenu = new CMenu;
if ( pmenu == NULL )
{
AfxThrowMemoryException();
} // if: error allocating the menu
if ( ! pmenu->LoadMenu( IDM_VIEW_POPUP ) )
{
delete pmenu;
pmenu = NULL;
} // if: error loading the menu
return pmenu;
} //*** CSplitterFrame::PmenuPopup()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::OnCmdMsg
//
// Routine Description:
// Processes command messages. If an extension DLL is loaded and the
// message is a command selection, pass it on to the DLL.
//
// Arguments:
// nID [IN] Command ID.
// nCode [IN] Notification code.
// pExtra [IN OUT] Used according to the value of nCode.
// pHandlerInfo [OUT] ???
//
// Return Value:
// TRUE Message has been handled.
// FALSE Message has NOT been handled.
//
//--
/////////////////////////////////////////////////////////////////////////////
BOOL CSplitterFrame::OnCmdMsg(
UINT nID,
int nCode,
void * pExtra,
AFX_CMDHANDLERINFO * pHandlerInfo
)
{
BOOL bHandled = FALSE;
// If there is an extension DLL loaded, see if it wants to handle this message.
if ((Pext() != NULL) && (nCode == 0))
{
Trace(g_tagSplitFrame, _T("OnCmdMsg() - Passing message to extension (ID = %d)"), nID);
bHandled = Pext()->OnCmdMsg(nID, nCode, pExtra, pHandlerInfo);
// Unload the extension DLL if there is one loaded.
if (bHandled)
{
delete Pext();
m_pext = NULL;
} // if: message was handled
} // if: there is an extension DLL loaded
// if ((CAEXT_MENU_FIRST_ID <= nID) && (nID <= CAEXT_MENU_LAST_ID))
// Trace(g_tagSplitFrame, _T("CSplitterFrame::OnCmdMsg() - nID = %d, nCode = 0x%08.8x, pExtra = 0x%08.8x\n"), nID, nCode, pExtra);
if (!bHandled)
bHandled = CMDIChildWnd::OnCmdMsg(nID, nCode, pExtra, pHandlerInfo);
return bHandled;
} //*** CSplitterFrame::OnCmdMsg()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::OnUpdateExtMenu
//
// Routine Description:
// Determines whether extension menu items should be enabled or not.
//
// Arguments:
// pCmdUI [IN OUT] Command routing object.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::OnUpdateExtMenu(CCmdUI * pCmdUI)
{
if (Pext() != NULL)
Pext()->OnUpdateCommand(pCmdUI);
} //*** CSplitterFrame::OnUpdateExtMenu()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::OnUnloadExtension
//
// Routine Description:
// Handler for the WM_CAM_UNLOAD_EXTENSION message.
//
// Arguments:
// wparam 1st parameter.
// lparam 2nd parameter.
//
// Return Value:
// ERROR_SUCCESS
//
//--
/////////////////////////////////////////////////////////////////////////////
LRESULT CSplitterFrame::OnUnloadExtension(WPARAM wparam, LPARAM lparam)
{
Trace(g_tagSplitFrame, _T("OnUnloadExtension() - m_pext = 0x%08.8x"), Pext());
delete Pext();
m_pext = NULL;
return ERROR_SUCCESS;
} //*** CSplitterFrame::OnUnloadExtension()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::OnDestroy
//
// Routine Description:
// Handler method for the WM_DESTROY message.
//
// Arguments:
// None.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::OnDestroy(void)
{
// Display information about the current menu.
TraceMenu(g_tagSplitFrameMenu, AfxGetMainWnd()->GetMenu(), _T("Menu before child wnd destroyed: "));
// Save current settings.
if (Pdoc() != NULL)
{
CString strSection;
// Construct the section name.
ASSERT_VALID(Pdoc());
strSection.Format(REGPARAM_CONNECTIONS _T("\\%s"), Pdoc()->StrNode());
// Save the current window position information.
{
WINDOWPLACEMENT wp;
wp.length = sizeof wp;
if (GetWindowPlacement(&wp))
{
wp.flags = 0;
if (IsZoomed())
wp.flags |= WPF_RESTORETOMAXIMIZED;
// and write it to the .INI file
WriteWindowPlacement(&wp, strSection, NFrameNumber());
} // if: window placement retrieved successfully
} // Save the current window position information
// Save the splitter bar position.
{
CString strValueName;
CString strPosition;
int nCurWidth;
int nMaxWidth;
m_wndSplitter.GetColumnInfo(0, nCurWidth, nMaxWidth);
ConstructProfileValueName(strValueName, REGPARAM_SPLITTER_BAR_POS);
strPosition.Format(_T("%d,%d"), nCurWidth, nMaxWidth);
AfxGetApp()->WriteProfileString(strSection, strValueName, strPosition);
} // Save the splitter bar position
// Save the current list view style.
{
DWORD dwView;
CString strValueName;
// Construct the value name.
ConstructProfileValueName(strValueName, REGPARAM_VIEW);
// Save the view setting.
dwView = PviewList()->GetView();
AfxGetApp()->WriteProfileInt(strSection, strValueName, dwView);
} // Save the current list view style
} // if: document is valid
// Call the base class method.
CMDIChildWnd::OnDestroy();
// Display information about the current menu.
TraceMenu(g_tagSplitFrameMenu, AfxGetMainWnd()->GetMenu(), _T("Menu after child wnd destroyed: "));
} //*** CSplitterFrame::OnDestroy()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::OnUpdateLargeIconsView
// CSplitterFrame::OnUpdateSmallIconsView
// CSplitterFrame::OnUpdateListView
// CSplitterFrame::OnUpdateDetailsView
//
// Routine Description:
// Determines whether menu items corresponding to ID_VIEW_LARGE_ICONS,
// ID_VIEW_SMALL_ICONS, ID_VIEW_LIST, and ID_VIEW_DETAILS should be
// enabled or not.
//
// Arguments:
// None.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::OnUpdateLargeIconsView(CCmdUI * pCmdUI)
{
int nCheck;
nCheck = PviewList()->GetView();
pCmdUI->SetRadio(nCheck == LVS_ICON);
pCmdUI->Enable();
} //*** CSplitterFrame::OnUpdateLargeIconsView()
void CSplitterFrame::OnUpdateSmallIconsView(CCmdUI * pCmdUI)
{
int nCheck;
nCheck = PviewList()->GetView();
pCmdUI->SetRadio(nCheck == LVS_SMALLICON);
pCmdUI->Enable();
} //*** CSplitterFrame::OnUpdateSmallIconsView()
void CSplitterFrame::OnUpdateListView(CCmdUI * pCmdUI)
{
int nCheck;
nCheck = PviewList()->GetView();
pCmdUI->SetRadio(nCheck == LVS_LIST);
pCmdUI->Enable();
} //*** CSplitterFrame::OnUpdateListView()
void CSplitterFrame::OnUpdateDetailsView(CCmdUI * pCmdUI)
{
int nCheck;
nCheck = PviewList()->GetView();
pCmdUI->SetRadio(nCheck == (LVS_REPORT | LVS_ICON));
pCmdUI->Enable();
} //*** CSplitterFrame::OnUpdateDetailsView()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::OnCmdLargeIconsView
// CSplitterFrame::OnCmdSmallIconsView
// CSplitterFrame::OnCmdListView
// CSplitterFrame::OnCmdDetailsView
//
// Routine Description:
// Processes the ID_VIEW_LARGE_ICONS, ID_VIEW_SMALL_ICONS, ID_VIEW_LIST,
// and ID_VIEW_DETAILS menu commands.
//
// Arguments:
// None.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::OnLargeIconsView(void)
{
PviewList()->SetView(LVS_ICON);
} //*** CSplitterFrame::OnLargeIconsView()
void CSplitterFrame::OnSmallIconsView(void)
{
PviewList()->SetView(LVS_SMALLICON);
} //*** CSplitterFrame::OnSmallIconsView()
void CSplitterFrame::OnListView(void)
{
PviewList()->SetView(LVS_LIST);
} //*** CSplitterFrame::OnListView()
void CSplitterFrame::OnDetailsView(void)
{
PviewList()->SetView(LVS_REPORT | LVS_ICON);
} //*** CSplitterFrame::OnDetailsView()
#ifdef _DEBUG
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::OnMDIActivate
//
// Routine Description:
// Handler method for the WM_MDIACTIVATE message.
//
// Arguments:
// bActivate [IN] TRUE if the child is being activated and FALSE
// if it is being deactivated.
// pActivateWnd [IN OUT] Child window to be activated.
// pDeactivateWnd [IN OUT] Child window being deactivated.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::OnMDIActivate(BOOL bActivate, CWnd* pActivateWnd, CWnd* pDeactivateWnd)
{
if (g_tagSplitFrameMenu.BAny())
{
if (!bActivate)
{
CMDIFrameWnd * pFrame = GetMDIFrame();
CMenu menuDefault;
TraceMenu(g_tagSplitFrameMenu, AfxGetMainWnd()->GetMenu(), _T("Menu before deactivating: "));
menuDefault.Attach(pFrame->m_hMenuDefault);
TraceMenu(g_tagSplitFrameMenu, &menuDefault, _T("Frame menu before deactivating: "));
menuDefault.Detach();
} // if: deactivating
else
{
CMDIFrameWnd * pFrame = GetMDIFrame();
CMenu menuDefault;
menuDefault.Attach(pFrame->m_hMenuDefault);
TraceMenu(g_tagSplitFrameMenu, &menuDefault, _T("Frame menu before activating: "));
menuDefault.Detach();
} // else: activating
} // if: tag is active
CMDIChildWnd::OnMDIActivate(bActivate, pActivateWnd, pDeactivateWnd);
if (!bActivate)
TraceMenu(g_tagSplitFrameMenu, AfxGetMainWnd()->GetMenu(), _T("Menu after deactivating: "));
} //*** CSplitterFrame::OnMDIActivate()
#endif // _DEBUG
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::BeginDrag
//
// Routine Description:
// Called by a view to begin a drag operation.
//
// Arguments:
// pimagelist [IN OUT] Image list to use for the drag operation.
// pci [IN OUT] Cluster item being dragged.
// ptImage [IN] Specifies the x- and y-coordinate of the cursor.
// ptStart [IN] Specifies the x- and y-coordinate of the start position.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::BeginDrag(
IN OUT CImageList * pimagelist,
IN OUT CClusterItem * pci,
IN CPoint ptImage,
IN CPoint ptStart
)
{
ASSERT(!BDragging());
ASSERT(pimagelist != NULL);
ASSERT_VALID(pci);
// Save the cluster item.
m_pciDrag = pci;
// Prepare the image list.
m_pimagelist = pimagelist;
VERIFY(Pimagelist()->BeginDrag(0, ptStart));
VERIFY(Pimagelist()->DragEnter(this, ptImage));
SetCapture();
// Set the dragging state.
m_bDragging = TRUE;
// Let each view initialize for the drag operation.
PviewTree()->BeginDrag();
PviewList()->BeginDrag();
} //*** CSplitterFrame::BeginDrag()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::OnMouseMove
//
// Routine Description:
// Handler method for the WM_MOUSEMOVE message during a drag operation.
//
// Arguments:
// nFlags Indicates whether various virtual keys are down.
// point Specifies the x- and y-coordinate of the cursor in frame
// coordinates.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::OnMouseMove(UINT nFlags, CPoint point)
{
// If we are dragging, move the drag image.
if (BDragging())
{
CWnd * pwndDrop;
Trace(g_tagSplitFrameDragMouse, _T("OnMouseMove() - Moving to (%d,%d)"), point.x, point.y);
// Move the item.
ASSERT(Pimagelist() != NULL);
VERIFY(Pimagelist()->DragMove(point));
// Get the child window for this point.
pwndDrop = ChildWindowFromPoint(point);
if (pwndDrop == &m_wndSplitter)
pwndDrop = m_wndSplitter.ChildWindowFromPoint(point);
if ((pwndDrop == PviewTree()) || (pwndDrop == PviewList()))
pwndDrop->SetFocus();
PviewTree()->OnMouseMoveForDrag(nFlags, point, pwndDrop);
PviewList()->OnMouseMoveForDrag(nFlags, point, pwndDrop);
} // if: tree item is being dragged
// Call the base class method.
CMDIChildWnd::OnMouseMove(nFlags, point);
} //*** CSplitterFrame::OnMouseMove()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::OnLButtonUp
// CSplitterFrame::OnRButtonUp
// CSplitterFrame::OnButtonUp
//
// Routine Description:
// Handler method for the WM_LBUTTONUP and WM_RBUTTONUP messages.
//
// Arguments:
// nFlags Indicates whether various virtual keys are down.
// point Specifies the x- and y-coordinate of the cursor.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::OnLButtonUp(UINT nFlags, CPoint point)
{
CMDIChildWnd::OnLButtonUp(nFlags, point);
OnButtonUp(nFlags, point);
} //*** CSplitterFrame::OnLButtonUp()
void CSplitterFrame::OnRButtonUp(UINT nFlags, CPoint point)
{
CMDIChildWnd::OnRButtonUp(nFlags, point);
OnButtonUp(nFlags, point);
} //*** CSplitterFrame::OnRButtonUp()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::OnButtonUp
//
// Routine Description:
// Process a button up event by ending an active drag operation.
//
// Arguments:
// nFlags Indicates whether various virtual keys are down.
// point Specifies the x- and y-coordinate of the cursor.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::OnButtonUp(UINT nFlags, CPoint point)
{
// If we are dragging, process the drop.
if (BDragging())
{
CWnd * pwndChild;
Trace(g_tagSplitFrameDrag, _T("OnButtonUp() - Dropping at (%d,%d)"), point.x, point.y);
// Cleanup the image list.
ASSERT(Pimagelist() != NULL);
VERIFY(Pimagelist()->DragLeave(this));
Pimagelist()->EndDrag();
delete m_pimagelist;
m_pimagelist = NULL;
// Get the child window for this point.
pwndChild = ChildWindowFromPoint(point);
if (pwndChild == &m_wndSplitter)
pwndChild = m_wndSplitter.ChildWindowFromPoint(point);
if (pwndChild == PviewTree())
PviewTree()->OnButtonUpForDrag(nFlags, point);
else if (pwndChild == PviewList())
PviewList()->OnButtonUpForDrag(nFlags, point);
// Cleanup.
PviewTree()->EndDrag();
PviewList()->EndDrag();
VERIFY(ReleaseCapture());
m_bDragging = FALSE;
m_pciDrag = NULL;
} // if: tree item is being dragged
} //*** CSplitterFrame::OnButtonUp()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::ChangeDragCursor
//
// Routine Description:
// Changes the cursor used for dragging.
//
// Arguments:
// pszCursor [IN] System cursor to load.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::ChangeDragCursor(LPCTSTR pszCursor)
{
HCURSOR hcurDrag = LoadCursor(NULL, pszCursor);
ASSERT(hcurDrag != NULL);
SetCursor(hcurDrag);
Pimagelist()->SetDragCursorImage(0, CPoint(0, 0)); // define the hot spot for the new cursor image
} //*** CSplitterFrame::ChangeDragCursor()
/////////////////////////////////////////////////////////////////////////////
//++
//
// CSplitterFrame::AbortDrag
//
// Routine Description:
// Abort the drag & drop operation currently in progress.
//
// Arguments:
// pszCursor [IN] System cursor to load.
//
// Return Value:
// None.
//
//--
/////////////////////////////////////////////////////////////////////////////
void CSplitterFrame::AbortDrag(void)
{
ASSERT(BDragging());
Trace(g_tagSplitFrameDrag, _T("AbortDrag() - Aborting drag & drop"));
// Cleanup the image list.
ASSERT(Pimagelist() != NULL);
VERIFY(Pimagelist()->DragLeave(this));
Pimagelist()->EndDrag();
delete m_pimagelist;
m_pimagelist = NULL;
// Cleanup.
PviewTree()->EndDrag();
PviewList()->EndDrag();
VERIFY(ReleaseCapture());
m_bDragging = FALSE;
m_pciDrag = NULL;
} //*** CSplitterFrame::AbortDrag()