www.pudn.com > vc开发的精美界面.zip > BCGPrintPreviewView.cpp

//******************************************************************************* 
// COPYRIGHT NOTES 
// --------------- 
// This source code is a part of BCGControlBar library. 
// You may use, compile or redistribute it as part of your application  
// for free. You cannot redistribute it as a part of a software development  
// library without the agreement of the author. If the sources are  
// distributed along with the application, you should leave the original  
// copyright notes in the source code without any changes. 
// This code can be used WITHOUT ANY WARRANTIES on your own risk. 
//  
// For the latest updates to this library, check my site: 
// http://welcome.to/bcgsoft 
//  
// Stas Levin  
// 
// Created by Rui Godinho Lopes  
// 
////////////////////////////////////////////////////////////////////// 
 
//******************************************************************** 
// 
// BCGPrintPreviewView.cpp : implementation file 
// 
// REVISION HISTORY 
// ---------------- 
// 0.00 9february2000 
//   creation 
// 
//******************************************************************** 
 
#include "stdafx.h" 
#include "BCGPrintPreviewView.h" 
#include "bcgbarres.h" 
#include "bcglocalres.h" 
 
IMPLEMENT_DYNCREATE(CBCGPrintPreviewView, CPreviewView) 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CBCGPrintPreviewToolBar 
 
BEGIN_MESSAGE_MAP(CBCGPrintPreviewToolBar, CBCGToolBar) 
	//{{AFX_MSG_MAP(CBCGPrintPreviewToolBar) 
	ON_WM_CONTEXTMENU() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
void CBCGPrintPreviewToolBar::OnContextMenu(CWnd* /*pWnd*/, CPoint /*pos*/) 
{ 
	// Prevent print preview toolbar context menu appearing 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CBCGPrintPreviewView 
 
CBCGPrintPreviewView::CBCGPrintPreviewView() 
{ 
	m_iPagesBtnIndex = -1; 
	m_iOnePageImageIndex = -1; 
	m_iTwoPageImageIndex = -1; 
} 
//********************************************************************************* 
CBCGPrintPreviewView::~CBCGPrintPreviewView() 
{ 
} 
 
 
BEGIN_MESSAGE_MAP(CBCGPrintPreviewView, CPreviewView) 
	//{{AFX_MSG_MAP(CBCGPrintPreviewView) 
	ON_WM_CREATE() 
	ON_UPDATE_COMMAND_UI(AFX_ID_PREVIEW_NUMPAGE, OnUpdatePreviewNumPage) 
	ON_WM_SIZE() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
 
///////////////////////////////////////////////////////////////////////////// 
// CBCGPrintPreviewView message handlers 
 
int CBCGPrintPreviewView::OnCreate(LPCREATESTRUCT lpCreateStruct)  
{ 
	if (CPreviewView::OnCreate(lpCreateStruct) == -1) 
		return -1; 
 
	CBCGLocalResource locaRes; 
 
	if (!m_wndToolBar.Create (m_pToolBar, 
		WS_CHILD|WS_VISIBLE|CBRS_TOP|CBRS_TOOLTIPS|CBRS_FLYBY|CBRS_HIDE_INPLACE|CBRS_BORDER_3D) || 
		!m_wndToolBar.LoadToolBar(IDR_BCGRES_PRINT_PREVIEW, 0, 0, TRUE /* Locked */)) 
	{ 
		TRACE0("Failed to create print preview toolbar\n"); 
		return FALSE;      // fail to create 
	} 
 
	//------------------------------------------- 
	// Remember One Page/Two pages image indexes: 
	//------------------------------------------- 
	m_iPagesBtnIndex = m_wndToolBar.CommandToIndex (AFX_ID_PREVIEW_NUMPAGE); 
	ASSERT (m_iPagesBtnIndex >= 0); 
	 
	CBCGToolbarButton* pButton= m_wndToolBar.GetButton (m_iPagesBtnIndex); 
	ASSERT_VALID (pButton); 
 
	m_iOnePageImageIndex = pButton->GetImage (); 
 
	int iIndex = m_wndToolBar.CommandToIndex (ID_BCGRES_TWO_PAGES_DUMMY); 
	ASSERT (iIndex >= 0); 
	 
	pButton= m_wndToolBar.GetButton (iIndex); 
	ASSERT_VALID (pButton); 
 
	m_iTwoPageImageIndex = pButton->GetImage (); 
 
	//--------------------------------- 
	// Remove dummy "Two pages" button: 
	//--------------------------------- 
	m_wndToolBar.RemoveButton (iIndex); 
 
	//------------------------------------ 
	// Set "Print" button to image + text: 
	//------------------------------------ 
	m_wndToolBar.SetToolBarBtnText (m_wndToolBar.CommandToIndex (AFX_ID_PREVIEW_PRINT)); 
 
	//--------------------------------- 
	// Set "Close" button to text only: 
	//--------------------------------- 
	m_wndToolBar.SetToolBarBtnText (m_wndToolBar.CommandToIndex (AFX_ID_PREVIEW_CLOSE), 
		NULL, TRUE, FALSE); 
 
	//------------------------- 
	// Change the Toolbar size: 
	//------------------------- 
	SetToolbarSize (); 
 
	//TODO: Set Application Status Bar to Simple Text, that way only the page number is visible 
 
	return 0; 
} 
//********************************************************************************* 
void CBCGPrintPreviewView::OnUpdatePreviewNumPage(CCmdUI *pCmdUI)  
{ 
	CPreviewView::OnUpdateNumPageChange(pCmdUI); 
 
	//-------------------------------------------------- 
	// Change the Icon of AFX_ID_PREVIEW_NUMPAGE button: 
	//-------------------------------------------------- 
	CBCGToolbarButton* pButton = m_wndToolBar.GetButton (m_iPagesBtnIndex); 
	ASSERT_VALID (pButton); 
 
	UINT nPages = m_nZoomState == ZOOM_OUT ? m_nPages : m_nZoomOutPages; 
	pButton->SetImage (nPages == 1 ? m_iTwoPageImageIndex : m_iOnePageImageIndex); 
} 
//********************************************************************************* 
BCGCONTROLBARDLLEXPORT void BCGPrintPreview (CView* pView) 
{ 
	ASSERT_VALID (pView); 
 
	CPrintPreviewState *pState= new CPrintPreviewState; 
 
	CBCGLocalResource locaRes; 
 
	if (!pView->DoPrintPreview (IDD_BCGBAR_RES_PRINT_PREVIEW, pView,  
		RUNTIME_CLASS (CBCGPrintPreviewView), pState)) 
	{ 
		TRACE0("Error: OnFilePrintPreview failed.\n"); 
		AfxMessageBox (AFX_IDP_COMMAND_FAILURE); 
		delete pState;      // preview failed to initialize, delete State now 
	} 
} 
//******************************************************************************* 
void CBCGPrintPreviewView::OnSize(UINT nType, int cx, int cy)  
{ 
	CPreviewView::OnSize(nType, cx, cy); 
	 
	//------------------------- 
	// Change the Toolbar size: 
	//------------------------- 
	SetToolbarSize (); 
} 
//****************************************************************************** 
void CBCGPrintPreviewView::SetToolbarSize () 
{ 
	CSize szSize = m_wndToolBar.CalcFixedLayout (TRUE, TRUE); 
 
	//---------------------------------------------------------------------- 
	// Print toolbar should occopy the whole width of the mainframe (Win9x): 
	//---------------------------------------------------------------------- 
	CFrameWnd* pParent = GetParentFrame (); 
	ASSERT_VALID (pParent); 
 
	CRect rectParent; 
	pParent->GetClientRect (rectParent); 
	szSize.cx = rectParent.Width (); 
 
	m_wndToolBar.SetWindowPos (NULL, 0, 0, szSize.cx, szSize.cy,  
				SWP_NOACTIVATE|SWP_SHOWWINDOW|SWP_NOZORDER); 
}