www.pudn.com > pueblo.zip > ChHtmlFrameMgr.cpp


/*---------------------------------------------------------------------------- 
                        _                              _ _        
        /\             | |                            | (_)       
       /  \   _ __   __| |_ __ ___  _ __ ___   ___  __| |_  __ _  
      / /\ \ | '_ \ / _` | '__/ _ \| '_ ` _ \ / _ \/ _` | |/ _` | 
     / ____ \| | | | (_| | | | (_) | | | | | |  __/ (_| | | (_| | 
    /_/    \_\_| |_|\__,_|_|  \___/|_| |_| |_|\___|\__,_|_|\__,_| 
 
    The contents of this file are subject to the Andromedia Public 
	License Version 1.0 (the "License"); you may not use this file 
	except in compliance with the License. You may obtain a copy of 
	the License at http://www.andromedia.com/APL/ 
 
    Software distributed under the License is distributed on an 
	"AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or 
	implied. See the License for the specific language governing 
	rights and limitations under the License. 
 
    The Original Code is Pueblo client code, released November 4, 1998. 
 
    The Initial Developer of the Original Code is Andromedia Incorporated. 
	Portions created by Andromedia are Copyright (C) 1998 Andromedia 
	Incorporated.  All Rights Reserved. 
 
	Andromedia Incorporated                         415.365.6700 
	818 Mission Street - 2nd Floor                  415.365.6701 fax 
	San Francisco, CA 94103 
 
    Contributor(s): 
	-------------------------------------------------------------------------- 
	   Chaco team:  Dan Greening, Glenn Crocker, Jim Doubek, 
	                Coyote Lussier, Pritham Shetty. 
 
					Wrote and designed original codebase. 
 
------------------------------------------------------------------------------ 
 
	This file consists of the implementation of the ChHtmlWnd class. 
 
----------------------------------------------------------------------------*/ 
#include "headers.h" 
 
#include  
#include  
#include  
 
#include "ChHtmlView.h" 
 
 
/*---------------------------------------------------------------------------- 
	ChHtmlViewObj class 
----------------------------------------------------------------------------*/ 
 
ChHtmlViewObj::ChHtmlViewObj( const char* pstrWndName, ChHtmlView* pView, 
								CFrameWnd* pFrame ) : 
					m_strAltName( pstrWndName), 
					m_pHtmlView( pView ), 
					m_pFrameWnd( pFrame ), 
					m_boolDestroy( true ), 
					m_pPaneMgr( 0 ) 
{ 
} 
 
ChHtmlViewObj::ChHtmlViewObj( const char* pstrWndName, ChHtmlView* pView, 
								ChPaneMgr* pPaneMgr ) : 
					m_strAltName( pstrWndName), 
					m_pHtmlView( pView ), 
					m_pFrameWnd( 0 ), 
					m_boolDestroy( true ), 
					m_pPaneMgr( pPaneMgr ) 
{ 
} 
 
 
ChHtmlViewObj::~ChHtmlViewObj()  
{ 
	if (m_boolDestroy) 
	{ 
		if (m_pFrameWnd) 
		{ 
			m_pFrameWnd->DestroyWindow(); 
		} 
		else if (m_pHtmlView) 
		{ 
			string strName( m_pHtmlView->GetFrameName() ); 
			// if we are using the pane manager the delete the frame 
			if ( m_pPaneMgr ) 
			{ 
				if ( m_pPaneMgr->FindPane( strName ) ) 
				{ 
					m_pPaneMgr->DestroyPane( strName );	 
				} 
			} 
			else 
			{ 
				m_pHtmlView->DestroyWindow(); 
				delete m_pHtmlView; 
			} 
		} 
	} 
} 
 
 
/*---------------------------------------------------------------------------- 
	ChHtmlWnd class 
----------------------------------------------------------------------------*/ 
 
string ChHtmlWnd::GetAnchorTarget( const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			return pView->GetAnchorTarget(); 
		} 
		else 
		{ 
			return ""; 
		} 
	} 
	 
	return GetDefaultView()->GetAnchorTarget(); 
} 
 
 
string ChHtmlWnd::GetDocURL( const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			return pView->GetDocURL(); 
		} 
		else 
		{ 
			return ""; 
		} 
	} 
	 
	return GetDefaultView()->GetDocURL(); 
} 
 
 
string ChHtmlWnd::GetDocBaseURL( const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			return pView->GetDocBaseURL(); 
		} 
		else 
		{ 
			return ""; 
		} 
	} 
 
	return GetDefaultView()->GetDocBaseURL(); 
} 
 
 
string ChHtmlWnd::GetDocTitle( const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			return pView->GetDocTitle(); 
		} 
		else 
		{ 
			return ""; 
		} 
	} 
 
	return GetDefaultView()->GetDocTitle(); 
} 
 
 
void ChHtmlWnd::PageUp( const char* pstrWindowName ) 
{ 
	ChHtmlView*		pView; 
 
	if (pstrWindowName) 
	{ 
		pView = GetHtmlViewByName( pstrWindowName ); 
	} 
	else 
	{ 
		pView = GetDefaultView(); 
	} 
 
	if (pView) 
	{ 
		pView->PageUp(); 
	} 
} 
 
 
void ChHtmlWnd::PageDown( const char* pstrWindowName ) 
{ 
	ChHtmlView*		pView; 
 
	if (pstrWindowName) 
	{ 
		pView = GetHtmlViewByName( pstrWindowName ); 
	} 
	else 
	{ 
		pView = GetDefaultView(); 
	} 
 
	if (pView) 
	{ 
		pView->PageDown(); 
	} 
} 
 
 
void ChHtmlWnd::Home( const char* pstrWindowName ) 
{ 
	ChHtmlView*		pView; 
 
	if (pstrWindowName) 
	{ 
		pView = GetHtmlViewByName( pstrWindowName ); 
	} 
	else 
	{ 
		pView = GetDefaultView(); 
	} 
 
	if (pView) 
	{ 
		pView->Home(); 
	} 
} 
 
 
void ChHtmlWnd::End( const char* pstrWindowName ) 
{ 
	ChHtmlView*		pView; 
 
	if (pstrWindowName) 
	{ 
		pView = GetHtmlViewByName( pstrWindowName ); 
	} 
	else 
	{ 
		pView = GetDefaultView(); 
	} 
 
	if (pView) 
	{ 
		pView->End(); 
	} 
} 
 
 
bool ChHtmlWnd::IsSelectionEnabled( const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			return pView->IsSelectionEnabled(); 
		} 
		else 
		{ 
			return false; 
		} 
	} 
 
	return GetDefaultView()->IsSelectionEnabled( ); 
} 
 
 
void ChHtmlWnd::EnableSelection( bool boolSel, const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->EnableSelection( boolSel ); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->EnableSelection( boolSel ); 
	} 
} 
 
 
void ChHtmlWnd::GetSel( chint32& lStart, chint32& lEnd, 
						const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->GetSel( lStart, lEnd ); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->GetSel( lStart, lEnd ); 
	} 
} 
 
 
void ChHtmlWnd::SetSel( chint32 lStart, chint32 lEnd, 
						const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->SetSel( lStart, lEnd ); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->SetSel( lStart, lEnd ); 
	} 
} 
 
 
void ChHtmlWnd::CopyToClipboard( const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->CopyToClipboard(); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->CopyToClipboard(); 
	} 
} 
 
 
void ChHtmlWnd::SetAnchorTarget( const string& strTarget, 
									const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*	pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->SetAnchorTarget( strTarget ); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->SetAnchorTarget( strTarget ); 
	} 
} 
 
 
chint32 ChHtmlWnd::GetBufferLimit( const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			return pView->GetBufferLimit(); 
		} 
		else 
		{ 
			return 0; 
		} 
	} 
	else 
	{ 
		return GetDefaultView()->GetBufferLimit(); 
	} 
} 
 
 
bool ChHtmlWnd::GetAppend( const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			return pView->GetAppend(); 
		} 
		else 
		{ 
			return false; 
		} 
	} 
	else 
	{ 
		return GetDefaultView()->GetAppend(); 
	} 
} 
 
 
void ChHtmlWnd::SetBufferLimit( chint32 lLimit, const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->SetBufferLimit( lLimit ); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->SetBufferLimit( lLimit ); 
	} 
} 
 
 
void ChHtmlWnd::ShowAppend( bool boolAppend, const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->ShowAppend( boolAppend ); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->ShowAppend( boolAppend ); 
	} 
} 
 
 
void ChHtmlWnd::GetScrollState( bool& boolHorizontal, bool& boolVertical, 
								const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->GetScrollState( boolHorizontal,  boolVertical ); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->GetScrollState( boolHorizontal, boolVertical ); 
	} 
} 
 
 
void ChHtmlWnd::AllowScroll( bool boolHorizontal, bool boolVertical, 
								const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->AllowScroll( boolHorizontal, boolVertical ); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->AllowScroll( boolHorizontal, boolVertical ); 
	} 
} 
 
 
void ChHtmlWnd::GetDocumentSize( ChSize& docSize, const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->GetDocumentSize( docSize ); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->GetDocumentSize( docSize ); 
	} 
} 
 
 
void ChHtmlWnd::GetViewIndents( ChRect& viewIndents, 
								const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->GetViewIndents( viewIndents ); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->GetViewIndents( viewIndents ); 
	} 
} 
 
void ChHtmlWnd::SetViewIndents( const ChRect& viewIndent, 
								const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->SetPageIndents( viewIndent ); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->SetPageIndents( viewIndent ); 
	} 
} 
 
 
chuint32 ChHtmlWnd::GetDocumentAttrs( const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			return pView->GetDocumentAttrs(); 
		} 
		else 
		{ 
			return 0; 
		} 
	} 
	else 
	{ 
		return GetDefaultView()->GetDocumentAttrs(); 
	} 
} 
 
 
void ChHtmlWnd::SetDocumentAttrs( const chuint32 luAttrs, 
									const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->SetDocumentAttrs( luAttrs ); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->SetDocumentAttrs( luAttrs ); 
	} 
} 
 
 
bool ChHtmlWnd::WriteFile( const char* pstrFilePath, chflag32 flOptions, 
							const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			return pView->WriteFile( pstrFilePath, flOptions ); 
		} 
		else 
		{ 
			return false; 
		} 
	} 
	else 
	{ 
		return GetDefaultView()->WriteFile( pstrFilePath, flOptions ); 
	} 
} 
 
 
bool ChHtmlWnd::CloseFile( const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			return pView->CloseFile(); 
		} 
		else 
		{ 
			return false; 
		} 
	} 
	else 
	{ 
		return GetDefaultView()->CloseFile(); 
	} 
} 
 
void ChHtmlWnd::RemapColors( int iNumColors,  
						chuint32* pluOldColor, chuint32* pluNewColors,  
						const char* pstrWindowName /* = 0 */ ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->RemapColors( iNumColors, pluOldColor, pluNewColors ); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->RemapColors( iNumColors, pluOldColor,  
								pluNewColors ); 
	} 
} 
 
 
 
ChHtmlView* ChHtmlWnd::GetDefaultView() 
{ 
											/* View at the head is always the 
												default view */ 
 
	return m_htmlViewList.GetHead()->GetHtmlView(); 
} 
 
 
ChHtmlView* ChHtmlWnd::GetHtmlViewByName( const string& strName ) 
{ 
	ChPosition pos = m_htmlViewList.GetHeadPosition(); 
 
	while (pos) 
	{ 
		ChHtmlViewObj*	pFrameObj = m_htmlViewList.GetNext( pos ); 
 
		if (0 == pFrameObj->GetHtmlView()->GetFrameName().CompareNoCase( strName )) 
		{ 
			return pFrameObj->GetHtmlView(); 
		} 
		else if (0 == pFrameObj->GetAltFrameName().CompareNoCase( strName )) 
		{ 
			return pFrameObj->GetHtmlView(); 
		} 
	} 
 
	return 0; 
} 
 
 
void ChHtmlWnd::SetFocus( const char* pstrWindowName ) 
{ 
	if (pstrWindowName) 
	{ 
		ChHtmlView*		pView = GetHtmlViewByName( pstrWindowName ); 
 
		if (pView) 
		{ 
			pView->SetFocus(); 
		} 
	} 
	else 
	{ 
		GetDefaultView()->SetFocus(); 
	} 
} 
 
 
ChHtmlView* ChHtmlWnd::CreateHtmlView( const char* pstrName, 
												CWnd* pFrame ) 
{ 
	const char*		pstrWndName; 
	ChHtmlView*		pView = 0; 
	CWnd*			pParent; 
	bool			boolAdd = false; 
 
	ASSERT( pstrName ); 
 
	if (m_htmlViewList.GetCount() == 1) 
	{										// main view 
		pstrWndName = TOP_WINDOW; 
		pView = m_htmlViewList.GetHead( )->GetHtmlView(); 
		if ( pView->GetSafeHwnd() ) 
		{ 
			pView = 0; 
		} 
	} 
	 
	if ( pView == 0 ) 
	{ 
		pstrWndName = pstrName; 
		pView = new ChHtmlView( pstrWndName, this ); 
		ASSERT( pView );	 
		boolAdd = true; 
	} 
 
	if (pFrame) 
	{ 
		pParent = pFrame; 
	} 
	else 
	{ 
		pParent = (CWnd*)this; 
	} 
 
	CRect			rtView;   
 
	pParent->GetClientRect( &rtView ); 
	if (pView->Create( rtView,  pParent, WS_CHILD | WS_VISIBLE, 
						m_htmlViewList.GetCount() )) 
	{ 
											// Add it to our list 
		if ( boolAdd ) 
		{ 
		 	ChHtmlViewObj*	pFrameObj; 
 
			if ( m_pPaneMgr ) 
			{ 
			 	pFrameObj = new ChHtmlViewObj( string( pstrName ), pView, (ChPaneMgr*)m_pPaneMgr ); 
			} 
			else 
			{ 
			 	pFrameObj = new ChHtmlViewObj( string( pstrName ), pView, (CFrameWnd*)pFrame ); 
			} 
			ASSERT( pFrameObj ); 
			m_htmlViewList.AddTail( pFrameObj ); 
		} 
 
		return pView; 
	} 
 
	delete pView; 
	return 0; 
} 
 
 
void ChHtmlWnd::RecalcLayout() 
{ 
	CRect rtClient; 
 
	GetClientRect( &rtClient ); 
 
	m_htmlViewList.GetHead()->GetHtmlView()-> 
			SetWindowPos( 0, 0, 0, rtClient.Width(), rtClient.Height(), 
							SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE ); 
}