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516 lines
13 KiB
516 lines
13 KiB
/*++
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Copyright (c) 1998 Microsoft Corporation
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Module Name:
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FTMan
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File Name:
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MainFrm.cpp
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Abstract:
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Implementation of the CMainFrame class. It is the MFC main frame class for this application
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Author:
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Cristian Teodorescu October 20, 1998
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Notes:
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Revision History:
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--*/
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#include "stdafx.h"
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#include "Item.h"
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#include "FTListVw.h"
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#include "FTTreeVw.h"
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#include "MainFrm.h"
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#include "Resource.h"
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#ifdef _DEBUG
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#define new DEBUG_NEW
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#undef THIS_FILE
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static char THIS_FILE[] = __FILE__;
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#endif
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// Range limits for OnViewStyle and OnUpdateViewStyle
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#define AFX_ID_VIEW_MINIMUM ID_VIEW_SMALLICON
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#define AFX_ID_VIEW_MAXIMUM ID_VIEW_BYNAME
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/////////////////////////////////////////////////////////////////////////////
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// CMainFrame
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IMPLEMENT_DYNCREATE(CMainFrame, CFrameWnd)
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BEGIN_MESSAGE_MAP(CMainFrame, CFrameWnd)
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//{{AFX_MSG_MAP(CMainFrame)
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ON_WM_CREATE()
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ON_COMMAND(ID_VIEW_TOGGLE, OnViewToggle)
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ON_COMMAND(ID_VIEW_REFRESH, OnViewRefresh)
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ON_WM_ACTIVATEAPP()
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ON_WM_DESTROY()
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ON_WM_TIMER()
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//}}AFX_MSG_MAP
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ON_UPDATE_COMMAND_UI_RANGE(AFX_ID_VIEW_MINIMUM, AFX_ID_VIEW_MAXIMUM, OnUpdateViewStyles)
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ON_COMMAND_RANGE(AFX_ID_VIEW_MINIMUM, AFX_ID_VIEW_MAXIMUM, OnViewStyle)
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END_MESSAGE_MAP()
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static UINT indicators[] =
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{
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ID_INDICATOR_NAME, // Name of the tree selected item
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ID_INDICATOR_TYPE, // Type of the tree selected item
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ID_INDICATOR_DISKS, // Disks set of the tree selected item
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ID_INDICATOR_SIZE, // Size of the tree selected item
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ID_INDICATOR_NOTHING, // Just an empty indicator to let some space between the first 4 indicators and the last one
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ID_SEPARATOR, // status line indicator
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};
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/////////////////////////////////////////////////////////////////////////////
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// CMainFrame construction/destruction
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CMainFrame::CMainFrame() : m_bEnableAutoRefresh(FALSE), m_bAutoRefreshRequested(FALSE), m_unTimer(0)
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{
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// TODO: add member initialization code here
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}
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CMainFrame::~CMainFrame()
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{
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}
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int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct)
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{
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if (CFrameWnd::OnCreate(lpCreateStruct) == -1)
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return -1;
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/*
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if (!m_wndToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD | WS_VISIBLE | CBRS_TOP
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| CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) ||
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!m_wndToolBar.LoadToolBar(IDR_MAINFRAME))
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*/
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if (!m_wndToolBar.Create(this, WS_CHILD | WS_VISIBLE | CBRS_TOP
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| CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) ||
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!m_wndToolBar.LoadToolBar(IDR_MAINFRAME))
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{
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TRACE0(_T("Failed to create toolbar\n"));
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return -1; // fail to create
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}
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m_wndToolBar.GetToolBarCtrl().ModifyStyle( 0, TBSTYLE_FLAT );
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if (!m_wndStatusBar.Create(this) ||
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!m_wndStatusBar.SetIndicators(indicators,
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sizeof(indicators)/sizeof(UINT)))
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{
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TRACE0(_T("Failed to create status bar\n"));
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return -1; // fail to create
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}
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// Try to compute the optimal size for the status bar indicators ( depending on the application font )
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int nAveCharWidth = 0;
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CDC* pDC = m_wndStatusBar.GetDC();
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if( pDC )
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{
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TEXTMETRIC textmetrics;
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if( pDC->GetTextMetrics(&textmetrics) )
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nAveCharWidth = textmetrics.tmAveCharWidth;
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m_wndStatusBar.ReleaseDC( pDC );
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}
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m_wndStatusBar.SetPaneInfo( 0, m_wndStatusBar.GetItemID(0), 0, nAveCharWidth ? (16 * nAveCharWidth) : 130 );
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m_wndStatusBar.SetPaneInfo( 1, m_wndStatusBar.GetItemID(1), 0, nAveCharWidth ? (22 * nAveCharWidth) : 150 );
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m_wndStatusBar.SetPaneInfo( 2, m_wndStatusBar.GetItemID(2), 0, nAveCharWidth ? (8 * nAveCharWidth) : 50 );
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m_wndStatusBar.SetPaneInfo( 3, m_wndStatusBar.GetItemID(3), 0, nAveCharWidth ? (8 * nAveCharWidth) : 60 );
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m_wndStatusBar.SetPaneInfo( 4, m_wndStatusBar.GetItemID(4), SBPS_NOBORDERS, nAveCharWidth ? (2 * nAveCharWidth) : 15 );
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m_wndStatusBar.SetPaneStyle( 5, SBPS_NOBORDERS | SBPS_STRETCH );
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// TODO: Delete these three lines if you don't want the toolbar to
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// be dockable
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m_wndToolBar.EnableDocking(CBRS_ALIGN_ANY);
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EnableDocking(CBRS_ALIGN_ANY);
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DockControlBar(&m_wndToolBar);
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return 0;
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}
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BOOL CMainFrame::OnCreateClient(LPCREATESTRUCT /*lpcs*/,
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CCreateContext* pContext)
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{
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// create splitter window
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if (!m_wndSplitter.CreateStatic(this, 1, 2))
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return FALSE;
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if (!m_wndSplitter.CreateView(0, 0, RUNTIME_CLASS(CFTTreeView), CSize(200, 100), pContext) ||
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!m_wndSplitter.CreateView(0, 1, RUNTIME_CLASS(CFTListView), CSize(100, 100), pContext))
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{
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m_wndSplitter.DestroyWindow();
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return FALSE;
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}
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// Create timer
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m_unTimer = SetTimer( ID_TIMER_EVENT, TIMER_ELAPSE, NULL );
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if( !m_unTimer )
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TRACE( _T("Failure installing timer\n") );
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return TRUE;
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}
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BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
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{
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if( !CFrameWnd::PreCreateWindow(cs) )
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return FALSE;
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// TODO: Modify the Window class or styles here by modifying
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// the CREATESTRUCT cs
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return TRUE;
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}
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/*
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Public method: RefreshAll
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Purpose: Refreshes the content of both views by keeping ( when possible ) the expanded and
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selected items.
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It is also possible to change the selected items and to add some expanded items
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Parameters: [IN] CItemIDSet *psetAddTreeExpandedItems
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Items to add to the currently expanded items set
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[IN] CItemIDSet *psetTreeSelectedItems
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Items to select in the tree ( the currently selected items are neglected )
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[IN] CItemIDSet *psetListSelectedItems
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Items to select in the list ( the currently selected items are neglected )
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Return value: TRUE if the refresh operation succeeded
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*/
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BOOL CMainFrame::RefreshAll(
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CItemIDSet* psetAddTreeExpandedItems /* =NULL */ ,
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CItemIDSet* psetTreeSelectedItems /* =NULL */,
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CItemIDSet* psetListSelectedItems /* =NULL */ )
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{
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CWaitCursor wc;
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TREE_SNAPSHOT snapshotTree;
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LIST_SNAPSHOT snapshotList;
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BOOL bResult;
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CAutoRefresh ar(FALSE);
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DisplayStatusBarMessage( IDS_STATUS_REFRESH );
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CFTTreeView* pTreeView = GetLeftPane();
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CFTListView* pListView = GetRightPane();
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// Get the snapshots of the tree and list views and do some changes ( if needed )
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pTreeView->GetSnapshot(snapshotTree);
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if( psetAddTreeExpandedItems )
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snapshotTree.setExpandedItems += *psetAddTreeExpandedItems;
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if( psetTreeSelectedItems )
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snapshotTree.setSelectedItems = *psetTreeSelectedItems;
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pListView->GetSnapshot( snapshotList );
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if( psetListSelectedItems )
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snapshotList.setSelectedItems = *psetListSelectedItems;
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// Refresh the tree view
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bResult = pTreeView->Refresh(snapshotTree);
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// Set the snapshot pf the list view
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pListView->SetSnapshot( snapshotList );
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// All previous requests for auto refresh should be neglected now
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m_bAutoRefreshRequested = FALSE;
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DisplayStatusBarMessage( AFX_IDS_IDLEMESSAGE );
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return bResult;
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}
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/////////////////////////////////////////////////////////////////////////////
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// CMainFrame diagnostics
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#ifdef _DEBUG
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void CMainFrame::AssertValid() const
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{
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CFrameWnd::AssertValid();
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}
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void CMainFrame::Dump(CDumpContext& dc) const
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{
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CFrameWnd::Dump(dc);
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}
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#endif //_DEBUG
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/////////////////////////////////////////////////////////////////////////////
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// CMainFrame message handlers
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CFTTreeView* CMainFrame::GetLeftPane()
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{
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CWnd* pWnd = m_wndSplitter.GetPane(0, 0);
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CFTTreeView* pView = DYNAMIC_DOWNCAST(CFTTreeView, pWnd);
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return pView;
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}
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CFTListView* CMainFrame::GetRightPane()
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{
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CWnd* pWnd = m_wndSplitter.GetPane(0, 1);
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CFTListView* pView = DYNAMIC_DOWNCAST(CFTListView, pWnd);
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return pView;
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}
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void CMainFrame::OnUpdateViewStyles(CCmdUI* pCmdUI)
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{
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// TODO: customize or extend this code to handle choices on the
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// View menu.
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CFTListView* pView = GetRightPane();
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// if the right-hand pane hasn't been created or isn't a view,
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// disable commands in our range
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if (pView == NULL)
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pCmdUI->Enable(FALSE);
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else
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{
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DWORD dwStyle = pView->GetStyle() & LVS_TYPEMASK;
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// if the command is ID_VIEW_LINEUP, only enable command
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// when we're in LVS_ICON or LVS_SMALLICON mode
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if (pCmdUI->m_nID == ID_VIEW_LINEUP)
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{
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if (dwStyle == LVS_ICON || dwStyle == LVS_SMALLICON)
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pCmdUI->Enable();
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else
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pCmdUI->Enable(FALSE);
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}
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else
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{
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// otherwise, use dots to reflect the style of the view
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pCmdUI->Enable();
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BOOL bChecked = FALSE;
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switch (pCmdUI->m_nID)
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{
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case ID_VIEW_DETAILS:
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bChecked = (dwStyle == LVS_REPORT);
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break;
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case ID_VIEW_SMALLICON:
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bChecked = (dwStyle == LVS_SMALLICON);
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break;
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case ID_VIEW_LARGEICON:
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bChecked = (dwStyle == LVS_ICON);
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break;
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case ID_VIEW_LIST:
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bChecked = (dwStyle == LVS_LIST);
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break;
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default:
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bChecked = FALSE;
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break;
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}
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pCmdUI->SetRadio(bChecked ? 1 : 0);
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}
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}
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}
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void CMainFrame::OnViewStyle(UINT nCommandID)
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{
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// TODO: customize or extend this code to handle choices on the
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// View menu.
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CFTListView* pView = GetRightPane();
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// if the right-hand pane has been created and is a CFTListView,
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// process the menu commands...
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if (pView != NULL)
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{
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DWORD dwStyle = -1;
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BOOL bExtendedNames = TRUE;
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switch (nCommandID)
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{
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case ID_VIEW_LINEUP:
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{
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// ask the list control to snap to grid
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CListCtrl& refListCtrl = pView->GetListCtrl();
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refListCtrl.Arrange(LVA_SNAPTOGRID);
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}
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break;
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// other commands change the style on the list control
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case ID_VIEW_DETAILS:
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dwStyle = LVS_REPORT;
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bExtendedNames = FALSE;
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break;
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case ID_VIEW_SMALLICON:
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dwStyle = LVS_SMALLICON;
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break;
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case ID_VIEW_LARGEICON:
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dwStyle = LVS_ICON;
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break;
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case ID_VIEW_LIST:
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dwStyle = LVS_LIST;
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break;
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}
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// change the style; window will repaint automatically
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if (dwStyle != -1)
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{
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pView->ModifyStyle(LVS_TYPEMASK, dwStyle);
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pView->DisplayItemsExtendedNames( bExtendedNames );
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}
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}
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}
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void CMainFrame::OnViewToggle()
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{
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// TODO: Add your command handler code here
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int nRow,nCol;
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if( !m_wndSplitter.GetActivePane(&nRow,&nCol) )
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return;
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ASSERT( nRow == 0 );
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ASSERT( nCol <= 1 );
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m_wndSplitter.SetActivePane(0,1-nCol, NULL);
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}
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void CMainFrame::OnViewRefresh()
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{
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RefreshAll( NULL, NULL, NULL );
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}
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void CMainFrame::OnActivateApp(BOOL bActive, HTASK hTask)
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{
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CFrameWnd::OnActivateApp(bActive, hTask);
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// TODO: Add your message handler code here
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if( bActive )
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{
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if( m_bEnableAutoRefresh )
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{
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TRACE( _T("OnActivateApp AutoRefresh\n") );
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RefreshAll();
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}
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else
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m_bAutoRefreshRequested = TRUE;
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}
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}
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void CMainFrame::OnDestroy()
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{
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if( m_unTimer )
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KillTimer( m_unTimer );
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CFrameWnd::OnDestroy();
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// TODO: Add your message handler code here
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}
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void CMainFrame::OnTimer(UINT nIDEvent)
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{
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// TODO: Add your message handler code here and/or call default
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if( ( nIDEvent == ID_TIMER_EVENT ) && m_bEnableAutoRefresh && ( GetActiveWindow() == this ) )
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{
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//TRACE("OnTimer\n");
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CFTTreeView* pTreeView = GetLeftPane();
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pTreeView->RefreshOnTimer();
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}
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CFrameWnd::OnTimer(nIDEvent);
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}
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/////////////////////////////////////////////////////////////////////////////////////////////
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// Global functions related to the main frame
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/*
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Global function: RefreshAll
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Purpose: Refreshes the content of both views of the mainframe by keeping ( when possible )
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the expanded and selected items.
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It is also possible to change the selected items and to add some expanded items
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Parameters: [IN] CItemIDSet *psetAddTreeExpandedItems
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Items to add to the currently expanded items set
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[IN] CItemIDSet *psetTreeSelectedItems
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Items to select in the tree ( the currently selected items are neglected )
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[IN] CItemIDSet *psetListSelectedItems
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Items to select in the list ( the currently selected items are neglected )
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Return value: TRUE if the refresh operation succeeded
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*/
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BOOL AfxRefreshAll(
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CItemIDSet* psetAddTreeExpandedItems /* =NULL */ ,
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CItemIDSet* psetTreeSelectedItems /* =NULL */,
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CItemIDSet* psetListSelectedItems /* =NULL */ )
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{
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CMainFrame* pFrame = (CMainFrame*)AfxGetMainWnd();
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ASSERT(pFrame->IsKindOf(RUNTIME_CLASS(CMainFrame)));
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return pFrame->RefreshAll( psetAddTreeExpandedItems, psetTreeSelectedItems, psetListSelectedItems );
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}
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/*
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Global function: AfxEnableAutoRefresh()
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Purpose: Enables / Disables the auto refresh of both views of the mainframe on WM_ACTIVATEAPP
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Parameters: [IN] BOOL bEnable
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Specifies whether the auto-refresh is to be enabled or disabled
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Return value: The previous status of the auto-refresh flag
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*/
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BOOL AfxEnableAutoRefresh( BOOL bEnable /* =TRUE */ )
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{
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CMainFrame* pFrame = (CMainFrame*)AfxGetMainWnd();
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ASSERT(pFrame->IsKindOf(RUNTIME_CLASS(CMainFrame)));
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BOOL bPrevious = pFrame->m_bEnableAutoRefresh;
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// If the flag is enabling and an auto-refresh request came while it was disabled then proceed with auto-refresh
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if( bEnable && !bPrevious && pFrame->m_bAutoRefreshRequested)
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{
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TRACE( _T("Late OnActivateApp AutoRefresh\n") );
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AfxRefreshAll();
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}
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else if ( !bEnable && bPrevious )
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pFrame->m_bAutoRefreshRequested = FALSE;
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pFrame->m_bEnableAutoRefresh = bEnable;
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return bPrevious;
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}
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BOOL CMainFrame::OnCmdMsg(UINT nID, int nCode, void* pExtra, AFX_CMDHANDLERINFO* pHandlerInfo)
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{
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// TODO: Add your specialized code here and/or call the base class
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switch( nID )
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{
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case ID_VIEW_UP:
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case ID_INDICATOR_NAME:
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case ID_INDICATOR_TYPE:
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case ID_INDICATOR_DISKS:
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case ID_INDICATOR_SIZE:
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case ID_INDICATOR_NOTHING:
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CFTTreeView* pTreeView = GetLeftPane();
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return pTreeView->OnCmdMsg( nID, nCode, pExtra, pHandlerInfo );
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}
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return CFrameWnd::OnCmdMsg(nID, nCode, pExtra, pHandlerInfo);
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}
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