mainfrm.cpp

Visual C++网络通信编程实用案例精逊配套源码 光盘中存放的是书中涉及的所有实例的源代码和经过编译后的应用程序。所有程序均经过测试

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

#include "stdafx.h"
#include "MyBrowser.h"
#include "MyBrowserView.h"
#include "MainFrm.h"

#include <wininet.h>
#include <UrlHist.h>
#include "shlwapi.h"
#include "shlobj.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)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code !
	ON_CBN_SELENDOK(AFX_IDW_TOOLBAR + 1,OnNewAddress)
	ON_COMMAND(IDOK, OnNewAddressEnter)	
	ON_COMMAND_RANGE(0xe00, 0xfff, OnFavorite)	
	ON_WM_CREATE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

static UINT indicators[] =
{
	ID_SEPARATOR,           // status line indicator
	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)
{
	
	CImageList img;
	CString str;

	if (CFrameWnd::OnCreate(lpCreateStruct) == -1)
		return -1;

	if (!m_wndReBar.Create(this))
	{
		AfxMessageBox("Error in create toolbar");
		return -1;      // fail to create
	}
	if (!m_wndToolBar.CreateEx(this))
	{
		AfxMessageBox("Error in create toolbar");
		return -1;      // fail to create
	}

	//设置工具栏属性
	m_wndToolBar.GetToolBarCtrl().SetButtonWidth(20, 100);
	m_wndToolBar.GetToolBarCtrl().SetExtendedStyle(TBSTYLE_EX_DRAWDDARROWS);

	img.Create(IDB_BITMAP1, 22, 0, RGB(255, 0, 255));
	m_wndToolBar.GetToolBarCtrl().SetHotImageList(&img);
	img.Detach();

	img.Create(IDB_BITMAP2, 22, 0, RGB(255, 0, 255));
	m_wndToolBar.GetToolBarCtrl().SetImageList(&img);
	img.Detach();

	m_wndToolBar.ModifyStyle(0, TBSTYLE_FLAT | TBSTYLE_TRANSPARENT);
	m_wndToolBar.SetButtons(NULL, 6);

	//设置每个工具栏按钮
	m_wndToolBar.SetButtonInfo(0, ID_GO_BACK, TBSTYLE_BUTTON, 0);
	str.LoadString(IDS_GO_BACK);
	m_wndToolBar.SetButtonText(0, str);

	m_wndToolBar.SetButtonInfo(1, ID_GO_FORWARD, TBSTYLE_BUTTON, 1);
	str.LoadString(IDS_GO_FORWARD);
	m_wndToolBar.SetButtonText(1, str);

	m_wndToolBar.SetButtonInfo(2, ID_GO_STOP, TBSTYLE_BUTTON, 2);
	str.LoadString(IDS_GO_STOP);
	m_wndToolBar.SetButtonText(2, str);

	m_wndToolBar.SetButtonInfo(3, ID_GO_REFRESH, TBSTYLE_BUTTON, 3);
	str.LoadString(IDS_REFRESH);
	m_wndToolBar.SetButtonText(3, str);

	m_wndToolBar.SetButtonInfo(4, ID_START_PAGE, TBSTYLE_BUTTON, 4);
	str.LoadString(IDS_STARTPAGE);
	m_wndToolBar.SetButtonText(4, str);

	m_wndToolBar.SetButtonInfo(5, ID_GO_SERACH, TBSTYLE_BUTTON, 5);
	str.LoadString(IDS_SEARCH);
	m_wndToolBar.SetButtonText(5, str);
	
	//设置工具栏的尺寸
	CRect rectToolBar;
	m_wndToolBar.GetItemRect(0, &rectToolBar);
	m_wndToolBar.SetSizes(rectToolBar.Size(), CSize(30,20));

	// 创建一个组合框作为地址条
	if (!m_wndAddress.Create(CBS_DROPDOWN | WS_CHILD, CRect(0, 0, 200, 120), this, AFX_IDW_TOOLBAR + 1))
	{
		TRACE0("Failed to create combobox\n");
		return -1;      // fail to create
	}

	//添加工具条，地址条到rebar中
	m_wndReBar.AddBar(&m_wndToolBar);
	str.LoadString(IDS_ADDRESS);
	m_wndReBar.AddBar(&m_wndAddress, str, NULL, RBBS_FIXEDBMP | RBBS_BREAK);

	// 设定Rebar中的每个尺寸
	REBARBANDINFO rbbi;
	rbbi.cbSize = sizeof(rbbi);
	rbbi.fMask = RBBIM_CHILDSIZE | RBBIM_IDEALSIZE | RBBIM_SIZE;
	rbbi.cxMinChild = rectToolBar.Width();
	rbbi.cyMinChild = rectToolBar.Height();
	rbbi.cx = rbbi.cxIdeal = rectToolBar.Width() * 9;
	m_wndReBar.GetReBarCtrl().SetBandInfo(0, &rbbi);
	rbbi.cxMinChild = 0;

	CRect rectAddress;
	rbbi.fMask = RBBIM_CHILDSIZE | RBBIM_IDEALSIZE;
	m_wndAddress.GetEditCtrl()->GetWindowRect(&rectAddress);
	rbbi.cyMinChild = rectAddress.Height() + 10;
	rbbi.cxIdeal = 200;
	m_wndReBar.GetReBarCtrl().SetBandInfo(2, &rbbi);

	m_wndToolBar.SetBarStyle(m_wndToolBar.GetBarStyle() |
		CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_FIXED);

	//建立状态条
	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
	}

	//生成“我的收藏夹”子菜单
	char            path[MAX_PATH];
	CMenu*          pMenu;

	// 开始消去存在的菜单
	pMenu=GetMenu()->GetSubMenu(4);
	TRACE("%d",pMenu->GetMenuItemCount());
	while(pMenu->DeleteMenu(0, MF_BYPOSITION));

	SHGetSpecialFolderPath(NULL, path, CSIDL_FAVORITES, FALSE);
    //添加我的收藏菜单项
	BuildFavoritesMenu(path, 0, pMenu);
	return 0;
}

BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
{
	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::OnNewAddress()
{
	// 当组合框选中一个时，相应最新的选择
	CString str;
	m_wndAddress.GetLBText(m_wndAddress.GetCurSel(), str);
	((CMyBrowserView*)GetActiveView())->Navigate2(str, 0, NULL);
}

void CMainFrame::OnNewAddressEnter()
{
	// 当组合框输入一个地址时，相应输入；同时记录下输入的地址添加到组合框链表中
	CString str;
	m_wndAddress.GetEditCtrl()->GetWindowText(str);
	((CMyBrowserView*)GetActiveView())->Navigate2(str, 0, NULL);
	COMBOBOXEXITEM item;
	item.mask = CBEIF_TEXT;
	item.iItem = -1;
	item.pszText = (LPTSTR)(LPCTSTR)str;
	m_wndAddress.InsertItem(&item);
}

int CMainFrame::BuildFavoritesMenu(LPCTSTR pszPath, int nStartPos, CMenu *pMenu)
{
	CString         strPath(pszPath);
	CString         strPath2;
	CString         str;
	WIN32_FIND_DATA wfd;
	HANDLE          h;
	int             nPos;
	int             nEndPos;
	int             nNewEndPos;
	int             nLastDir;
	TCHAR           buf[400];
	CStringArray    astrFavorites;
	CStringArray    astrDirs;
	CMenu*          pSubMenu;

	// 确定有'\\'字符
	if(strPath[strPath.GetLength() - 1] != _T('\\'))
		strPath += _T('\\');
	strPath2 = strPath;
	strPath += "*.*";

	// 首先扫描 .URL 然后扫描子目录
	h = FindFirstFile(strPath, &wfd);
	if(h != INVALID_HANDLE_VALUE)
	{
		nEndPos = nStartPos;
		do
		{
			//非目录文件，非隐藏属性，非系统属性
			if((wfd.dwFileAttributes & (FILE_ATTRIBUTE_DIRECTORY|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM))==0)
			{
				str = wfd.cFileName;
				if(str.Right(4) == _T(".url"))
				{
					// an .URL file is formatted just like an .INI file, so we can
					// use GetPrivateProfileString() to get the information we want
					::GetPrivateProfileString(_T("InternetShortcut"), _T("URL"),
											  _T(""), buf, 400,
											  strPath2 + str);
					str = str.Left(str.GetLength() - 4);

					// scan through the array and perform an insertion sort
					// to make sure the menu ends up in alphabetic order
					for(nPos = nStartPos ; nPos < nEndPos ; ++nPos)
					{
						if(str.CompareNoCase(astrFavorites[nPos]) < 0)
							break;
					}
					astrFavorites.InsertAt(nPos, str);
					m_astrFavoriteURLs.InsertAt(nPos, buf);
					++nEndPos;
				}
			}
		} while(FindNextFile(h, &wfd));
		FindClose(h);
		// Now add these items to the menu
		for(nPos = nStartPos ; nPos < nEndPos ; ++nPos)
		{
			pMenu->AppendMenu(MF_STRING | MF_ENABLED, 0xe00 + nPos, astrFavorites[nPos]);
		}


		// now that we've got all the .URL files, check the subdirectories for more
		nLastDir = 0;
		h = FindFirstFile(strPath, &wfd);
		ASSERT(h != INVALID_HANDLE_VALUE);
		do
		{
			if(wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
			{
				// ignore the current and parent directory entries
				if(lstrcmp(wfd.cFileName, _T(".")) == 0 || lstrcmp(wfd.cFileName, _T("..")) == 0)
					continue;

				for(nPos = 0 ; nPos < nLastDir ; ++nPos)
				{
					if(astrDirs[nPos].CompareNoCase(wfd.cFileName) > 0)
						break;
				}
				pSubMenu = new CMenu;
				pSubMenu->CreatePopupMenu();

				// call this function recursively.
				nNewEndPos = BuildFavoritesMenu(strPath2 + wfd.cFileName, nEndPos, pSubMenu);
				if(nNewEndPos != nEndPos)
				{
					// only intert a submenu if there are in fact .URL files in the subdirectory
					nEndPos = nNewEndPos;
					pMenu->InsertMenu(nPos, MF_BYPOSITION | MF_POPUP | MF_STRING, (UINT)pSubMenu->m_hMenu, wfd.cFileName);
					pSubMenu->Detach();
					astrDirs.InsertAt(nPos, wfd.cFileName);
					++nLastDir;
				}
				delete pSubMenu;
			}
		} while(FindNextFile(h, &wfd));
		FindClose(h);
	}
	return nEndPos;
}

void CMainFrame::OnFavorite(UINT nID)
{
	((CMyBrowserView*)GetActiveView())->Navigate2(m_astrFavoriteURLs[nID-0xe00], 0, NULL);
}