viewh.cpp

Visual C++下的界面设计

// ViewH.cpp : implementation file
//

#include "stdafx.h"
#include "HtmlViews.h"
#include "ViewH.h"
#include "MainFrm.h"

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

/////////////////////////////////////////////////////////////////////////////
// CHView
extern CString csAppDir;


IMPLEMENT_DYNCREATE(CHView, CView)
   

BEGIN_MESSAGE_MAP(CHView, CView)
	//{{AFX_MSG_MAP(CHView)
	ON_WM_SIZE()
	ON_WM_PAINT()
	ON_WM_DESTROY()
	ON_COMMAND(ID_WEBBACK, OnWebback)
	ON_UPDATE_COMMAND_UI(ID_WEBBACK, OnUpdateWebback)
	ON_COMMAND(ID_WEBFORWARD, OnWebforward)
	ON_UPDATE_COMMAND_UI(ID_WEBFORWARD, OnUpdateWebforward)
	ON_COMMAND(ID_WEBHOME, OnWebhome)
	ON_UPDATE_COMMAND_UI(ID_WEBHOME, OnUpdateWebhome)
	ON_COMMAND(ID_WEBREFRESH, OnWebrefresh)
	ON_UPDATE_COMMAND_UI(ID_WEBREFRESH, OnUpdateWebrefresh)
	ON_COMMAND(ID_WEBSTOP, OnWebstop)
	ON_UPDATE_COMMAND_UI(ID_WEBSTOP, OnUpdateWebstop)
	ON_WM_RBUTTONDOWN()
	ON_WM_RBUTTONUP()
	//}}AFX_MSG_MAP
	// Standard printing commands
	ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
END_MESSAGE_MAP()

BEGIN_EVENTSINK_MAP(CHView, CView)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 102 /* StatusTextChange */, OnStatusTextChange, VTS_BSTR)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 108 /* ProgressChange */, OnProgressChange, VTS_I4 VTS_I4)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 105 /* CommandStateChange */, OnCommandStateChange, VTS_I4 VTS_BOOL)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 106 /* DownloadBegin */, OnDownloadBegin, VTS_NONE)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 104 /* DownloadComplete */, OnDownloadComplete, VTS_NONE)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 113 /* TitleChange */, OnTitleChange, VTS_BSTR)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 252 /* NavigateComplete2 */, NavigateComplete2, VTS_DISPATCH VTS_PVARIANT)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 250 /* BeforeNavigate2 */, BeforeNavigate2, VTS_DISPATCH VTS_PVARIANT VTS_PVARIANT VTS_PVARIANT VTS_PVARIANT VTS_PVARIANT VTS_PBOOL)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 112 /* PropertyChange */, OnPropertyChange, VTS_BSTR)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 251 /* NewWindow2 */, OnNewWindow2, VTS_PDISPATCH VTS_PBOOL)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 259 /* DocumentComplete */, DocumentComplete, VTS_DISPATCH VTS_PVARIANT)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 253 /* OnQuit */, OnQuit, VTS_NONE)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 254 /* OnVisible */, OnVisible, VTS_BOOL)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 255 /* OnToolBar */, OnToolBar, VTS_BOOL)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 256 /* OnMenuBar */, OnMenuBar, VTS_BOOL)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 257 /* OnStatusBar */, OnStatusBar, VTS_BOOL)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 258 /* OnFullScreen */, OnFullScreen, VTS_BOOL)
	ON_EVENT(CHView, AFX_IDW_PANE_FIRST, 260 /* OnTheaterMode */, OnTheaterMode, VTS_BOOL)
END_EVENTSINK_MAP()

/////////////////////////////////////////////////////////////////////////////
// CHView construction/destruction
extern CString csAppDir; // defined in app cpp; it's the start directory

CHView::CHView()
{
	m_pBrowserApp = NULL;
	csHomePage.Format("%shtml\\htmlview.html", csAppDir);
}

CHView::~CHView()
{
	if (m_pBrowserApp != NULL)
		m_pBrowserApp->Release();
}

BOOL CHView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CHView drawing

void CHView::OnDraw(CDC* pDC)
{
}

/////////////////////////////////////////////////////////////////////////////
// CHView printing

BOOL CHView::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CHView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CHView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CHView diagnostics

#ifdef _DEBUG
void CHView::AssertValid() const
{
	CView::AssertValid();
}

void CHView::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CHView message handlers

DWORD _GfxRelease(LPUNKNOWN* lplpUnknown)
{
	ASSERT(lplpUnknown != NULL);
	if (*lplpUnknown != NULL)
	{
		TRY 
		{
			DWORD dwRef = (*lplpUnknown)->Release();
			*lplpUnknown = NULL;
			return dwRef;
		}
		CATCH(CException, e) 
		{
			e->Delete();
			return 0;
		}
		END_CATCH; 
	}
	return 0;
}
/*
#ifndef _DEBUG
// generate smaller code in release build
#define RELEASE(lpUnk) _AfxRelease((LPUNKNOWN*)&lpUnk)
#else
// generate larger but typesafe code in debug build
#define RELEASE(lpUnk) do \
	{ if ((lpUnk) != NULL) { (lpUnk)->Release(); (lpUnk) = NULL; } } while (0)
#endif
*/
void CHView::OnDestroy()
{
#ifdef _DEBUG
	RELEASE(m_pBrowserApp);
#else
	if (m_pBrowserApp != NULL) 
	{ 
		do 
		{
			m_pBrowserApp->Release();
			m_pBrowserApp = NULL;
		}
		while (0);
	}
#endif
}

void CHView::OnSize(UINT nType, int cx, int cy)
{
	CView::OnSize(nType, cx, cy);

	if (::IsWindow(m_wndBrowser.m_hWnd))
	{
		// need to push non-client borders out of the client area
		CRect rect;
		GetClientRect(rect);
		::AdjustWindowRectEx(rect,
			m_wndBrowser.GetStyle(), FALSE, WS_EX_CLIENTEDGE);
		m_wndBrowser.SetWindowPos(NULL, rect.left, rect.top,
			rect.Width(), rect.Height(), SWP_NOACTIVATE | SWP_NOZORDER);
	}
}

void CHView::OnPaint()
{
	Default();
}

/////////////////////////////////////////////////////////////////////////////
// CHView operations

BOOL CHView::Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName,
						DWORD dwStyle, const RECT& rect, CWnd* pParentWnd,
						UINT nID, CCreateContext* pContext)
{
	// create the view window itself
	if (!CView::Create(lpszClassName, lpszWindowName,
				dwStyle, rect, pParentWnd,  nID, pContext))
	{
		return FALSE;
	}

	AfxEnableControlContainer();

	RECT rectClient;
	GetClientRect(&rectClient);

	// create the control window
	// AFX_IDW_PANE_FIRST is a safe but arbitrary ID
	if (!m_wndBrowser.CreateControl(CLSID_WebBrowser, lpszWindowName,
				WS_VISIBLE | WS_CHILD, rectClient, this, AFX_IDW_PANE_FIRST))
	{
		DestroyWindow();
		return FALSE;
	}

	LPUNKNOWN lpUnk = m_wndBrowser.GetControlUnknown();
	HRESULT hr = lpUnk->QueryInterface(IID_IWebBrowser2, (void**) &m_pBrowserApp);
	if (!SUCCEEDED(hr))
	{
		m_pBrowserApp = NULL;
		m_wndBrowser.DestroyWindow();
		DestroyWindow();
		return FALSE;
	}

	return TRUE;
}

/////////////////////////////////////////////////////////////////////////////
// CHView properties

CString CHView::GetType() const
{
	ASSERT(m_pBrowserApp != NULL);

	BSTR bstr;
	m_pBrowserApp->get_Type(&bstr);
	CString retVal(bstr);
	return retVal;
}

long CHView::GetLeft() const
{
	ASSERT(m_pBrowserApp != NULL);

	long result;
	m_pBrowserApp->get_Left(&result);
	return result;
}


long CHView::GetTop() const
{
	ASSERT(m_pBrowserApp != NULL);
	long result;
	m_pBrowserApp->get_Top(&result);
	return result;
}

int CHView::GetToolBar() const
{
	ASSERT(m_pBrowserApp != NULL);
	int result;
	m_pBrowserApp->get_ToolBar(&result);
	return result;
}

long CHView::GetHeight() const
{
	ASSERT(m_pBrowserApp != NULL);
	long result;
	m_pBrowserApp->get_Height(&result);
	return result;
}

BOOL CHView::GetVisible() const
{
	ASSERT(m_pBrowserApp != NULL);

	VARIANT_BOOL result;
	m_pBrowserApp->get_Visible(&result);

	// avoid problems for people who compare directly
	return (result ? TRUE : FALSE);
}

CString CHView::GetLocationName() const
{
	ASSERT(m_pBrowserApp != NULL);

	BSTR bstr;
	m_pBrowserApp->get_LocationName(&bstr);
	CString retVal(bstr);
	return retVal;
}

CString CHView::GetLocationURL() const
{
	ASSERT(m_pBrowserApp != NULL);

	BSTR bstr;
	m_pBrowserApp->get_LocationURL(&bstr);
	CString retVal(bstr);
	return retVal;
}

BOOL CHView::GetBusy() const
{
	ASSERT(m_pBrowserApp != NULL);

	VARIANT_BOOL result;
	m_pBrowserApp->get_Busy(&result);

	// avoid problems for people who compare directly
	return (result ? TRUE : FALSE);
}

READYSTATE CHView::GetReadyState() const
{
	ASSERT(m_pBrowserApp != NULL);

	READYSTATE result;
	m_pBrowserApp->get_ReadyState(&result);
	return result;
}

BOOL CHView::GetOffline() const
{
	ASSERT(m_pBrowserApp != NULL);

	VARIANT_BOOL result;
	m_pBrowserApp->get_Offline(&result);

	// avoid problems for people who compare directly
	return (result ? TRUE : FALSE);
}

BOOL CHView::GetSilent() const
{
	ASSERT(m_pBrowserApp != NULL);

	VARIANT_BOOL result;
	m_pBrowserApp->get_Silent(&result);

	// avoid problems for people who compare directly
	return (result ? TRUE : FALSE);
}

LPDISPATCH CHView::GetApplication() const
{
	ASSERT(m_pBrowserApp != NULL);

	LPDISPATCH result;
	m_pBrowserApp->get_Application(&result);
	return result;
}


LPDISPATCH CHView::GetParentBrowser() const
{
	ASSERT(m_pBrowserApp != NULL);

	LPDISPATCH result;
	m_pBrowserApp->get_Parent(&result);
	return result;
}

LPDISPATCH CHView::GetContainer() const
{
	ASSERT(m_pBrowserApp != NULL);

	LPDISPATCH result;
	m_pBrowserApp->get_Container(&result);
	return result;
}

LPDISPATCH CHView::GetHtmlDocument() const
{
	ASSERT(m_pBrowserApp != NULL);

	LPDISPATCH result;
	m_pBrowserApp->get_Document(&result);
	return result;
}

BOOL CHView::GetTopLevelContainer() const
{
	ASSERT(m_pBrowserApp != NULL);

	VARIANT_BOOL result;
	m_pBrowserApp->get_TopLevelContainer(&result);

	// avoid problems for people who compare directly
	return (result ? TRUE : FALSE);
}

BOOL CHView::GetMenuBar() const
{
	ASSERT(m_pBrowserApp != NULL);

	VARIANT_BOOL result;
	m_pBrowserApp->get_MenuBar(&result);

	// avoid problems for people who compare directly
	return (result ? TRUE : FALSE);
}

BOOL CHView::GetFullScreen() const
{
	ASSERT(m_pBrowserApp != NULL);

	VARIANT_BOOL result;
	m_pBrowserApp->get_FullScreen(&result);

	// avoid problems for people who compare directly
	return (result ? TRUE : FALSE);
}

BOOL CHView::GetStatusBar() const
{
	ASSERT(m_pBrowserApp != NULL);

	VARIANT_BOOL result;
	m_pBrowserApp->get_StatusBar(&result);

	// avoid problems for people who compare directly
	return (result ? TRUE : FALSE);
}

OLECMDF CHView::QueryStatusWB(OLECMDID cmdID) const
{
	ASSERT(m_pBrowserApp != NULL);

	OLECMDF result;
	m_pBrowserApp->QueryStatusWB(cmdID, &result);
	return result;
}

void CHView::ExecWB(OLECMDID cmdID, OLECMDEXECOPT cmdexecopt,
	VARIANT* pvaIn, VARIANT* pvaOut)
{
	ASSERT(m_pBrowserApp != NULL);

	m_pBrowserApp->ExecWB(cmdID, cmdexecopt, pvaIn, pvaOut);
}

BOOL CHView::GetRegisterAsBrowser() const
{
	ASSERT(m_pBrowserApp != NULL);

	VARIANT_BOOL result;
	m_pBrowserApp->get_RegisterAsBrowser(&result);

	// avoid problems for people who compare directly
	return (result ? TRUE : FALSE);
}

BOOL CHView::GetRegisterAsDropTarget() const
{
	ASSERT(m_pBrowserApp != NULL);

	VARIANT_BOOL result;
	m_pBrowserApp->get_RegisterAsDropTarget(&result);

	// avoid problems for people who compare directly
	return (result ? TRUE : FALSE);
}

BOOL CHView::GetTheaterMode() const
{
	ASSERT(m_pBrowserApp != NULL);

	VARIANT_BOOL result;
	m_pBrowserApp->get_TheaterMode(&result);

	// avoid problems for people who compare directly
	return (result ? TRUE : FALSE);
}

BOOL CHView::GetAddressBar() const
{
	ASSERT(m_pBrowserApp != NULL);

	VARIANT_BOOL result;
	m_pBrowserApp->get_AddressBar(&result);

	// avoid problems for people who compare directly