mainfrm.cpp

这些源代码

// MainFrm.cpp : implementation of the CMainFrame class
//

#include "stdafx.h"
#include "Explorer.h"

#include "MainFrm.h"
#include "DirTreeView.h"
#include "DirListView.h"
#include "ExploreView.h"
#include "DummyDoc.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CMainFrame

IMPLEMENT_DYNCREATE(CMainFrame, CFrameWnd)

BEGIN_MESSAGE_MAP(CMainFrame, CFrameWnd)
	//{{AFX_MSG_MAP(CMainFrame)
	ON_WM_CREATE()
	ON_WM_DESTROY()
	//}}AFX_MSG_MAP
	ON_UPDATE_COMMAND_UI_RANGE(AFX_ID_VIEW_MINIMUM, AFX_ID_VIEW_MAXIMUM, OnUpdateViewStyles)
	ON_COMMAND_RANGE(AFX_ID_VIEW_MINIMUM, AFX_ID_VIEW_MAXIMUM, OnViewStyle)
END_MESSAGE_MAP()

static UINT indicators[] =
{
	ID_SEPARATOR,           // status line indicator
	ID_SEPARATOR,
	ID_INDICATOR_CAPS,
	ID_INDICATOR_NUM,
	ID_INDICATOR_SCRL,
};

/////////////////////////////////////////////////////////////////////////////
// CMainFrame construction/destruction

CMainFrame::CMainFrame()
{
	// TODO: add member initialization code here
	
}

CMainFrame::~CMainFrame()
{
}

int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	if (CFrameWnd::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	LoadSystemImageLists();

	if (!m_wndToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD | WS_VISIBLE | CBRS_TOP
		| CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) ||
		!m_wndToolBar.LoadToolBar(IDR_MAINFRAME))
	{
		TRACE0("Failed to create toolbar\n");
		return -1;      // fail to create
	}

	if (!m_wndStatusBar.Create(this) ||
		!m_wndStatusBar.SetIndicators(indicators,
		  sizeof(indicators)/sizeof(UINT)))
	{
		TRACE0("Failed to create status bar\n");
		return -1;      // fail to create
	}
	m_wndStatusBar.SetPaneInfo (0, ID_SEPARATOR, 0, 0);
	m_wndStatusBar.SetPaneInfo (1, ID_SEPARATOR, SBPS_STRETCH, 100);

	// TODO: Delete these three lines if you don't want the toolbar to
	//  be dockable
	m_wndToolBar.EnableDocking(CBRS_ALIGN_ANY);
	EnableDocking(CBRS_ALIGN_ANY);
	DockControlBar(&m_wndToolBar);
	::SendMessage (m_wndStatusBar.m_hWnd, WM_SETTEXT, (WPARAM) ID_INDICATOR_DEFAULT, (LPARAM) "The Mainframe is ready");

	return 0;
}

BOOL CMainFrame::OnCreateClient(LPCREATESTRUCT /*lpcs*/,
	CCreateContext* pContext)
{
	// create splitter window
	if (!m_wndSplitter.CreateStatic(this, 1, 2))
		return FALSE;
	CDummyDoc *pDummyDoc =
					(CDummyDoc *) RUNTIME_CLASS
					(CDummyDoc)->CreateObject();
	CCreateContext Context;
	Context.m_pNewViewClass = RUNTIME_CLASS(CDirTreeView);
	Context.m_pCurrentDoc = pDummyDoc;

	if (!m_wndSplitter.CreateView(0, 0, RUNTIME_CLASS(CDirTreeView), CSize(200, 200), &Context))
	{
		m_wndSplitter.DestroyWindow();
		m_wndEditSplit.DestroyWindow();
		return FALSE;
	}

	if (!m_wndEditSplit.CreateStatic(
		&m_wndSplitter,   // parent window is first splitter
		2, 1,			  // new splitter is 1 row, 2 cols
		WS_CHILD | WS_VISIBLE | WS_BORDER,	// WS_BORDER is
											// needed
		m_wndSplitter.IdFromRowCol(0, 1)
	   ))
	{
		TRACE0("Failed to create nested splitter\n");
		return FALSE;
	}

	Context.m_pNewViewClass = RUNTIME_CLASS(CDirListView);
	if (!m_wndEditSplit.CreateView(0, 0, RUNTIME_CLASS(CDirListView), CSize(150, 150), &Context))
	{
		m_wndSplitter.DestroyWindow();
		m_wndEditSplit.DestroyWindow();
		return FALSE;
	}
	if (!m_wndEditSplit.CreateView(1, 0, RUNTIME_CLASS(CExploreView), CSize(100, 100), pContext))
	{
		m_wndSplitter.DestroyWindow();
		m_wndEditSplit.DestroyWindow();
		return FALSE;
	}

	m_pTreeView = (CDirTreeView *) m_wndSplitter.GetPane (0, 0);
	m_pListView = (CDirListView *) m_wndEditSplit.GetPane (0, 0);
	m_pEditView = (CExploreView *) m_wndEditSplit.GetPane (1, 0);

	SetActiveView (m_pEditView);

	return TRUE;
}

BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
{
//	cs.style &= ~FWS_ADDTOTITLE;
	if( !CFrameWnd::PreCreateWindow(cs) )
		return FALSE;
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return TRUE;
}

/////////////////////////////////////////////////////////////////////////////
// CMainFrame diagnostics

#ifdef _DEBUG
void CMainFrame::AssertValid() const
{
	CFrameWnd::AssertValid();
}

void CMainFrame::Dump(CDumpContext& dc) const
{
	CFrameWnd::Dump(dc);
}

#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CMainFrame message handlers

void CMainFrame::OnUpdateViewStyles(CCmdUI* pCmdUI)
{
	// TODO: customize or extend this code to handle choices on the
	// View menu.

//	CDirListView* pView = GetRightPane(); 
	CDirListView* pView = m_pListView; 


	// if the right-hand pane hasn't been created or isn't a view,
	// disable commands in our range

	if (pView == NULL)
		pCmdUI->Enable(FALSE);
	else
	{
		DWORD dwStyle = pView->GetStyle() & LVS_TYPEMASK;

		// if the command is ID_VIEW_LINEUP, only enable command
		// when we're in LVS_ICON or LVS_SMALLICON mode

		if (pCmdUI->m_nID == ID_VIEW_LINEUP)
		{
			if (dwStyle == LVS_ICON || dwStyle == LVS_SMALLICON)
				pCmdUI->Enable();
			else
				pCmdUI->Enable(FALSE);
		}
		else
		{
			// otherwise, use dots to reflect the style of the view
			pCmdUI->Enable();
			BOOL bChecked = FALSE;

			switch (pCmdUI->m_nID)
			{
			case ID_VIEW_DETAILS:
				bChecked = (dwStyle == LVS_REPORT);
				break;

			case ID_VIEW_SMALLICON:
				bChecked = (dwStyle == LVS_SMALLICON);
				break;

			case ID_VIEW_LARGEICON:
				bChecked = (dwStyle == LVS_ICON);
				break;

			case ID_VIEW_LIST:
				bChecked = (dwStyle == LVS_LIST);
				break;

			default:
				bChecked = FALSE;
				break;
			}

			pCmdUI->SetRadio(bChecked ? 1 : 0);
		}
	}
}


void CMainFrame::OnViewStyle(UINT nCommandID)
{
	// TODO: customize or extend this code to handle choices on the
	// View menu.
	CDirListView* pView = m_pListView;

	// if the right-hand pane has been created and is a CDirListView,
	// process the menu commands...
	if (pView != NULL)
	{
		DWORD dwStyle = -1;

		switch (nCommandID)
		{
		case ID_VIEW_LINEUP:
			{
				// ask the list control to snap to grid
				CListCtrl& refListCtrl = pView->GetListCtrl();
				refListCtrl.Arrange(LVA_SNAPTOGRID);
			}
			break;

		// other commands change the style on the list control
		case ID_VIEW_DETAILS:
			dwStyle = LVS_REPORT;
			break;

		case ID_VIEW_SMALLICON:
			dwStyle = LVS_SMALLICON;
			break;

		case ID_VIEW_LARGEICON:
			dwStyle = LVS_ICON;
			break;

		case ID_VIEW_LIST:
			dwStyle = LVS_LIST;
			break;
		}

		// change the style; window will repaint automatically
		if (dwStyle != -1)
			pView->ModifyStyle(LVS_TYPEMASK, dwStyle);
	}
}

void CMainFrame::LoadSystemImageLists()
{
	if (m_LargeIcons.m_hImageList != NULL)
		m_LargeIcons.Detach ();
	SHFILEINFO sfiInfo;
	memset(&sfiInfo, 0, sizeof(SHFILEINFO));
	HIMAGELIST hIcons = (HIMAGELIST) (
		SHGetFileInfo (
			"C:\\", 
			0, 
			&sfiInfo,
			sizeof(sfiInfo), 
			SHGFI_SYSICONINDEX | SHGFI_LARGEICON)
	);
	m_LargeIcons.Attach (hIcons);
	if (m_SmallIcons.m_hImageList != NULL)
		m_SmallIcons.Detach ();
	hIcons = (HIMAGELIST) (
		SHGetFileInfo (
			"C:\\", 
			0, 
			&sfiInfo,
			sizeof(sfiInfo), 
			SHGFI_SYSICONINDEX | SHGFI_SMALLICON)
	);
	m_SmallIcons.Attach (hIcons);
}

CImageList *CMainFrame::GetImageList(UINT uiImageList)
{
	switch (uiImageList)
	{
		case SHGFI_LARGEICON:
			if (m_LargeIcons.m_hImageList != NULL)
				return (&m_LargeIcons);
			break;
		case SHGFI_SMALLICON:
			if (m_SmallIcons.m_hImageList != NULL)
				return (&m_SmallIcons);
			break;
		default:
			break;
	}
	return (NULL);
}

void CMainFrame::OnDestroy() 
{
	m_LargeIcons.Detach ();
	m_SmallIcons.Detach ();
	CFrameWnd::OnDestroy();
}