// SkillBookView.cpp : implementation of the CSkillBookView class
//

#include "stdafx.h"
#include "SkillBook.h"

#include "SkillBookDoc.h"
#include "SkillBookView.h"
#include "MyPreviewView.h"

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

#define ID_RICH_UNDO                    2001
#define ID_RICH_CUT                     2002
#define ID_RICH_COPY                    2003
#define ID_RICH_PASTE                   2004
#define ID_RICH_CLEAR                   2005
#define ID_RICH_SELECTALL               2006
#define ID_RICH_SETFONT                 2007

static LPCTSTR szKeywords = " #define #else #elif #elseif #endif #error #if #ifdef #ifndef #include #pragma #undef __asm __based __cdecl __declspec __except __fastcall __finally __inline __int16 __int32 __int64 __int8 __leave __multiple_inheritance __pascal __single_inheritance __stdcall __try __uuidof __virtual_inheritance _asm _cdecl _fastcall _pascal _stdcall afx_msg auto bool break case catch char class code_seg const const_cast continue default defined delete dllexport dllimport do double dynamic_cast else enum explicit extern false float for friend goto if inline int interface long main mutable naked namespace new off on once operator pack pascal pop private protected public push register reinterpret_cast return short signed sizeof static static_cast struct switch template this thread throw true try typedef typeid typename union unsigned using uuid virtual void volatile while wmain xalloc ";
static LPCTSTR szConstants = " FALSE TRUE NULL ";

/////////////////////////////////////////////////////////////////////////////
// CSkillBookView

IMPLEMENT_DYNCREATE(CSkillBookView, CRichEditView)

BEGIN_MESSAGE_MAP(CSkillBookView, CRichEditView)
	//{{AFX_MSG_MAP(CSkillBookView)
	ON_WM_CREATE()
	ON_CONTROL_REFLECT(EN_CHANGE, OnChange)
	ON_COMMAND(ID_MENU_SAVEARTICLE, OnMenuSavearticle)
	ON_COMMAND(ID_MENU_UNDO, OnMenuUndo)
	ON_COMMAND(ID_MENU_CUT, OnMenuCut)
	ON_COMMAND(ID_MENU_SELECTALL, OnMenuSelectall)
	ON_COMMAND(ID_MENU_COPY, OnMenuCopy)
	ON_COMMAND(ID_MENU_PASTE, OnMenuPaste)
	ON_UPDATE_COMMAND_UI(ID_MENU_CUT, OnUpdateMenuCut)
	ON_UPDATE_COMMAND_UI(ID_MENU_COPY, OnUpdateMenuCopy)
	ON_UPDATE_COMMAND_UI(ID_MENU_PASTE, OnUpdateMenuPaste)
	ON_UPDATE_COMMAND_UI(ID_MENU_UNDO, OnUpdateMenuUndo)
	ON_WM_RBUTTONDOWN()
	ON_COMMAND(ID_RICH_COPY, OnCopy)
	ON_COMMAND(ID_RICH_CUT, OnCut)
	ON_COMMAND(ID_RICH_PASTE, OnPaste)
	ON_COMMAND(ID_RICH_SELECTALL, OnSelectall)
	ON_COMMAND(ID_RICH_UNDO, OnUndo)
	ON_COMMAND(ID_RICH_CLEAR, OnClear)
	ON_COMMAND(ID_RICH_SETFONT, OnSelectfont)
	ON_UPDATE_COMMAND_UI(ID_RICH_PASTE, OnUpdateMenuPaste)
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, OnFilePrintPreview)
	//}}AFX_MSG_MAP
	// Standard printing commands
	ON_COMMAND(ID_FILE_PRINT, CRichEditView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CRichEditView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CRichEditView::OnFilePrintPreview)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSkillBookView construction/destruction

CSkillBookView::CSkillBookView()
{
	// TODO: add construction code here
	m_chComment = 1;
	SetStringQuotes(_T("\""));

	SetKeywordColor(RGB(0, 0, 255), FALSE);
	SetConstantColor(RGB(0, 0, 0), TRUE);
	SetCommentColor(RGB(0, 128, 0), FALSE);
	SetNumberColor(RGB(255, 0, 255), FALSE);
	SetStringColor(RGB(128, 0, 255), FALSE);
	SetCharacterColor(RGB(128, 0, 0), FALSE);

	m_bComment = FALSE;
	m_bInForcedChange = FALSE;
	m_changeType = ctUndo;
	m_crOldSel.cpMin = m_crOldSel.cpMax = 0;
}

CSkillBookView::~CSkillBookView()
{
}

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

	BOOL bPreCreated = CRichEditView::PreCreateWindow(cs);
	cs.style &= ~(ES_AUTOHSCROLL | WS_HSCROLL);	// Enable word-wrapping

	return bPreCreated;
}

/////////////////////////////////////////////////////////////////////////////
// CSkillBookView drawing

void CSkillBookView::OnDraw(CDC* pDC)
{
	CSkillBookDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
}

/////////////////////////////////////////////////////////////////////////////
// CSkillBookView printing

BOOL CSkillBookView::OnPreparePrinting(CPrintInfo* pInfo)
{
	CRichEditView::DoPreparePrinting(pInfo);

	// default CRichEditView preparation
	return CRichEditView::OnPreparePrinting(pInfo);
}

void CSkillBookView::OnBeginPrinting(CDC* pDC, CPrintInfo* pInfo)
{
	// Default CRichEditView begin printing.
	CRichEditView::OnBeginPrinting(pDC, pInfo);
}

void CSkillBookView::OnEndPrinting(CDC* pDC, CPrintInfo* pInfo)
{
	// Default CRichEditView end printing
	CRichEditView::OnEndPrinting(pDC, pInfo);
}

/////////////////////////////////////////////////////////////////////////////
// CSkillBookView diagnostics

#ifdef _DEBUG
void CSkillBookView::AssertValid() const
{
	CRichEditView::AssertValid();
}

void CSkillBookView::Dump(CDumpContext& dc) const
{
	CRichEditView::Dump(dc);
}

CSkillBookDoc* CSkillBookView::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CSkillBookDoc)));
	return (CSkillBookDoc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CSkillBookView message handlers

void CSkillBookView::OnInitialUpdate() 
{
	CRichEditView::OnInitialUpdate();
	
	// TODO: Add your specialized code here and/or call the base class
	::GetObject(GetStockObject(SYSTEM_FONT), sizeof(LOGFONT), &m_lf);  
	m_lf.lfWeight = FW_NORMAL;
	m_lf.lfHeight = 16;
	m_lf.lfCharSet = GB2312_CHARSET;
	strcpy(m_lf.lfFaceName, _T("Fixedsys"));

	SetSynEditViewFont(m_lf); 
	SendMessage(EM_SETUNDOLIMIT, 1000, 0);
	SendMessage(EM_SETTEXTMODE, TM_PLAINTEXT | TM_MULTILEVELUNDO | ES_MULTILINE, 0);
	SetSynEditViewTabSize(4);

	SetMargins(CRect(720, 720, 720, 720));
}

void CSkillBookView::OnMenuSavearticle() 
{
	// TODO: Add your command handler code here
	CMainFrame *pMainFrame = (CMainFrame*)GetParent()->GetParent(); 
	CLeftTreeView *pView = (CLeftTreeView *)pMainFrame->m_wndSplitter.GetPane(0, 0); 

	pView->SaveCurrentArticle();
}

void CSkillBookView::OnMenuCut() 
{
	// TODO: Add your command handler code here
	GetRichEditCtrl().Cut();
}

void CSkillBookView::OnMenuPaste() 
{
	// TODO: Add your command handler code here
	GetRichEditCtrl().Paste();
}

void CSkillBookView::OnMenuSelectall() 
{
	// TODO: Add your command handler code here
	GetRichEditCtrl().SetSel(0, -1);
}

void CSkillBookView::OnMenuCopy() 
{
	// TODO: Add your command handler code here
	GetRichEditCtrl().Copy();
}

void CSkillBookView::OnUpdateMenuCut(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	long nStartChar,nEndChar;

	GetRichEditCtrl().GetSel(nStartChar, nEndChar);

	if(nStartChar != nEndChar)
	{
		pCmdUI->Enable();
	}
	else
	{
		pCmdUI->Enable(FALSE);
	}
}

void CSkillBookView::OnUpdateMenuCopy(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	long nStartChar,nEndChar;

	GetRichEditCtrl().GetSel(nStartChar, nEndChar);

	if(nStartChar != nEndChar)
	{
		pCmdUI->Enable();
	}
	else
	{
		pCmdUI->Enable(FALSE);
	}
}

void CSkillBookView::OnUpdateMenuPaste(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	char *pszBuffer = NULL;

	if(OpenClipboard())
	{
		pszBuffer = (char*)::GetClipboardData(CF_TEXT);
		CloseClipboard(); 
	}
	
	if(NULL == pszBuffer)
	{
		pCmdUI->Enable(FALSE);
	}
	else
	{
		pCmdUI->Enable();
	}
}

void CSkillBookView::OnMenuUndo() 
{
	// TODO: Add your command handler code here
	GetRichEditCtrl().Undo();	
}

void CSkillBookView::OnUpdateMenuUndo(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	if(GetRichEditCtrl().CanUndo())
	{
		pCmdUI->Enable();
	}
	else
	{
		pCmdUI->Enable(FALSE);
	}
}

void CSkillBookView::OnRButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	//設置為焦點
	SetFocus();
	//創(chuàng)建一個彈出式菜單
	CMenu popmenu;
	popmenu.CreatePopupMenu();
	//添加菜單項目
	popmenu.AppendMenu(0, ID_RICH_UNDO, "恢復(&U)");
	popmenu.AppendMenu(0, MF_SEPARATOR);
	popmenu.AppendMenu(0, ID_RICH_CUT, "剪切(&T)");
	popmenu.AppendMenu(0, ID_RICH_COPY, "復制(&C)");
	popmenu.AppendMenu(0, ID_RICH_PASTE, "粘貼(&P)");
	popmenu.AppendMenu(0, ID_RICH_CLEAR, "清除(&L)");
	popmenu.AppendMenu(0, MF_SEPARATOR);
	popmenu.AppendMenu(0, ID_RICH_SELECTALL, "全選(&A)");
	popmenu.AppendMenu(0, MF_SEPARATOR);
	popmenu.AppendMenu(0, ID_RICH_SETFONT, "字體設置(&F)...");

	//初始化菜單項
	UINT nUndo=(GetRichEditCtrl().CanUndo() ? 0 : MF_GRAYED );
	popmenu.EnableMenuItem(ID_RICH_UNDO, MF_BYCOMMAND|nUndo);

	UINT nSel=((GetRichEditCtrl().GetSelectionType()!=SEL_EMPTY) ? 0 : MF_GRAYED) ;
	popmenu.EnableMenuItem(ID_RICH_CUT, MF_BYCOMMAND|nSel);
	popmenu.EnableMenuItem(ID_RICH_COPY, MF_BYCOMMAND|nSel);
	popmenu.EnableMenuItem(ID_RICH_CLEAR, MF_BYCOMMAND|nSel);
	
	UINT nPaste=(CanPaste() ? 0 : MF_GRAYED) ;
	popmenu.EnableMenuItem(ID_RICH_PASTE, MF_BYCOMMAND|nPaste);

	//顯示菜單
	CPoint pt;
	GetCursorPos(&pt);
	popmenu.TrackPopupMenu(TPM_RIGHTBUTTON, pt.x, pt.y, this);
	popmenu.DestroyMenu();
	
	CRichEditView::OnRButtonDown(nFlags, point);
}

void CSkillBookView::OnSelectfont() 
{
	// TODO: Add your command handler code here
	CHARFORMAT cf;
	LOGFONT lf;
	memset(&cf, 0, sizeof(CHARFORMAT));
	memset(&lf, 0, sizeof(LOGFONT));
	//判斷是否選擇了內(nèi)容
	BOOL bSelect = (GetRichEditCtrl().GetSelectionType() != SEL_EMPTY) ? TRUE : FALSE;
	if (bSelect)
	{
		GetRichEditCtrl().GetSelectionCharFormat(cf);
	}
	else
	{
		GetRichEditCtrl().GetDefaultCharFormat(cf);
	}
	//得到相關字體屬性
	BOOL bIsBold = cf.dwEffects & CFE_BOLD;
	BOOL bIsItalic = cf.dwEffects & CFE_ITALIC;
	BOOL bIsUnderline = cf.dwEffects & CFE_UNDERLINE;
	BOOL bIsStrickout = cf.dwEffects & CFE_STRIKEOUT;
	//設置屬性
	lf.lfCharSet = cf.bCharSet;
	lf.lfHeight = cf.yHeight/15;
	lf.lfPitchAndFamily = cf.bPitchAndFamily;
	lf.lfItalic = bIsItalic;
	lf.lfWeight = (bIsBold ? FW_BOLD : FW_NORMAL);
	lf.lfUnderline = bIsUnderline;
	lf.lfStrikeOut = bIsStrickout;
	sprintf(lf.lfFaceName, cf.szFaceName);
	
	CFontDialog dlg(&lf);
	dlg.m_cf.rgbColors = cf.crTextColor;
	if(dlg.DoModal() == IDOK)
	{
		dlg.GetCharFormat(cf);//獲得所選字體的屬性
		if (bSelect) 
		{
			GetRichEditCtrl().SetSelectionCharFormat(cf);	//為選定的內(nèi)容設定所選字體
		}
		else
		{
			GetRichEditCtrl().SetWordCharFormat(cf);	//為將要輸入的內(nèi)容設定字體
		}
	}
}

 
//設定編輯器字體
void CSkillBookView::SetSynEditViewFont(LOGFONT lf)
{
	m_lf = lf;
	SetSynCtrlFont();
}

void CSkillBookView::SetSynCtrlFont()
{
	m_font.DeleteObject();
	m_font.CreateFontIndirect(&m_lf); 
	SetFont(&m_font);
}

//改變RichEditCtrl的默認Tab寬度
void CSkillBookView::SetSynEditViewTabSize(int nSize)
{
	int nNewTab;
	int nSynCtrlTabSize = 0;
	int nCharSpaceWidth,nCharTabWidth,nCharNumberWidth;
	CPoint p1,p2;
	PARAFORMAT pf;
	CRichEditCtrl &redtCtrl = GetRichEditCtrl();
	CString szText("");
	CRect rect;

	ShowWindow(FALSE);
	GetWindowText(szText);

	redtCtrl.SetWindowText(_T(" "));  
	p1 = redtCtrl.GetCharPos(0);
	p2 = redtCtrl.GetCharPos(1);
	nCharSpaceWidth = p2.x - p1.x;	//空格寬度
	
	redtCtrl.SetWindowText(_T("\t"));  
	p1 = redtCtrl.GetCharPos(0);	
	p2 = redtCtrl.GetCharPos(1);
	nCharTabWidth = p2.x - p1.x;	//TAB寬度
	
	redtCtrl.SetWindowText(_T("8"));  
	p1 = redtCtrl.GetCharPos(0);	
	p2 = redtCtrl.GetCharPos(1);
	nCharNumberWidth = p2.x - p1.x;	//數(shù)字寬度

	GetClientRect(&rect);
	rect.left = nCharNumberWidth;
	rect.top = 0;
	GetRichEditCtrl().SetRect(&rect); 

	SetWindowText(szText);
	ShowWindow(TRUE);

	pf.cbSize = sizeof(PARAFORMAT);
	redtCtrl.GetParaFormat(pf);
	nSynCtrlTabSize = pf.rgxTabs[0];

	if(nSynCtrlTabSize == 0)
	{
		nSynCtrlTabSize = 720;
	}

	nNewTab = int(nSynCtrlTabSize * 1.0 * nSize * nCharSpaceWidth / nCharTabWidth);

	pf.cTabCount = MAX_TAB_STOPS;
	pf.dwMask = PFM_TABSTOPS;
	for(int nTab=0; nTab<pf.cTabCount; nTab++)
	{
		pf.rgxTabs[nTab] = (nTab + 1) * nNewTab ;
	}

	SetParaFormat(pf);
}

int CSkillBookView::OnCreate( LPCREATESTRUCT lpCreateStruct )
{
	if (CRichEditView::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	GetRichEditCtrl().HideSelection(TRUE, FALSE); 
	SetStringQuotes(_T("\""));
	SetSLComment(_T("//"));
	AddKeywords(szKeywords);
	AddConstants(szConstants);

	return 0;
}

void CSkillBookView::OnChange() 
{
	int nLineCount = GetRichEditCtrl().GetLineCount();
	CString szLineText("");

	if(m_bInForcedChange)
	{
		return;
	}

	CHARRANGE crCurSel; 
	GetRichEditCtrl().GetSel(crCurSel);

	if (m_changeType == ctMove && crCurSel.cpMin == crCurSel.cpMax)
	{
		// cut was canceled, so this is paste operation
		m_changeType = ctPaste;
	}

	switch(m_changeType)
	{
	case ctReplSel:// old=(x,y) -> cur=(x+len,x+len)
	case ctPaste:  // old=(x,y) -> cur=(x+len,x+len)
		FormatTextLines(m_crOldSel.cpMin, crCurSel.cpMax);
		break;
	case ctDelete: // old=(x,y) -> cur=(x,x)
	case ctBack:   // old=(x,y) -> cur=(x,x), newline del => old=(x,x+1) -> cur=(x-1,x-1)
	case ctCut:    // old=(x,y) -> cur=(x,x)
		FormatTextLines(crCurSel.cpMin, crCurSel.cpMax);
		break;
	case ctUndo:   // old=(?,?) -> cur=(x,y)
		FormatTextLines(crCurSel.cpMin, crCurSel.cpMax);
		break;
	case ctMove:   // old=(x,x+len) -> cur=(y-len,y) | cur=(y,y+len)