/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sw.hxx"
#include <tools/ref.hxx>
#include <hintids.hxx>

#include <doc.hxx>
#ifdef DBG_UTIL
#include <stdio.h>
#endif

#include <vcl/help.hxx>
#include <svl/stritem.hxx>
#include <unotools/securityoptions.hxx>
#include <tools/urlobj.hxx>
#include <txtrfmrk.hxx>
#include <fmtrfmrk.hxx>
#include <editeng/flditem.hxx>
#include <svl/urihelper.hxx>
#include <svx/svdotext.hxx>
#include <editeng/outliner.hxx>
#include <svl/itemiter.hxx>
#include <svx/svdview.hxx>
#include <svx/svdpagv.hxx>
#include <swmodule.hxx>
#include <modcfg.hxx>
#include <view.hxx>
#include <wrtsh.hxx>
#include <docsh.hxx>
#include <edtwin.hxx>
#include <dpage.hxx>
#include <shellres.hxx>
#include <docufld.hxx>
#include <dbfld.hxx>
#include <reffld.hxx>
#include <cellatr.hxx>
#include <shdwcrsr.hxx>
#include <fmtcol.hxx>
#include <charfmt.hxx>
#include <fmtftn.hxx>
#include <redline.hxx>
#include <tox.hxx>
#include <txttxmrk.hxx>
#include <uitool.hxx>
#include <viewopt.hxx>
#include <docvw.hrc>
#include <utlui.hrc>

#include <PostItMgr.hxx>
#include <fmtfld.hxx>

// --> OD 2009-08-18 #i104300#
#include <IDocumentMarkAccess.hxx>
#include <ndtxt.hxx>
// <--

/*--------------------------------------------------------------------
	Beschreibung:	KeyEvents
 --------------------------------------------------------------------*/
static void lcl_GetRedlineHelp( const SwRedline& rRedl, String& rTxt, sal_Bool bBalloon )
{
	sal_uInt16 nResId = 0;
	switch( rRedl.GetType() )
	{
	case nsRedlineType_t::REDLINE_INSERT:	nResId = STR_REDLINE_INSERT; break;
	case nsRedlineType_t::REDLINE_DELETE:	nResId = STR_REDLINE_DELETE; break;
	case nsRedlineType_t::REDLINE_FORMAT:	nResId = STR_REDLINE_FORMAT; break;
	case nsRedlineType_t::REDLINE_TABLE:		nResId = STR_REDLINE_TABLE; break;
	case nsRedlineType_t::REDLINE_FMTCOLL:	nResId = STR_REDLINE_FMTCOLL; break;
	}

	if( nResId )
	{
		rTxt = SW_RESSTR( nResId );
		rTxt.AppendAscii( RTL_CONSTASCII_STRINGPARAM(": " ));
		rTxt += rRedl.GetAuthorString();
		rTxt.AppendAscii( RTL_CONSTASCII_STRINGPARAM( " - " ));
		rTxt += GetAppLangDateTimeString( rRedl.GetTimeStamp() );
		if( bBalloon && rRedl.GetComment().Len() )
			( rTxt += '\n' ) += rRedl.GetComment();
	}
}


void SwEditWin::RequestHelp(const HelpEvent &rEvt)
{
    SwWrtShell &rSh = rView.GetWrtShell();
    sal_Bool bQuickBalloon = 0 != (rEvt.GetMode() & ( HELPMODE_QUICK | HELPMODE_BALLOON ));
    if(bQuickBalloon && rSh.GetViewOptions()->IsPreventTips())
        return;
    sal_Bool bWeiter = sal_True;
    SET_CURR_SHELL(&rSh);
	String sTxt;
	Point aPos( PixelToLogic( ScreenToOutputPixel( rEvt.GetMousePosPixel() ) ));
    sal_Bool bBalloon = static_cast< sal_Bool >(rEvt.GetMode() & HELPMODE_BALLOON);

	SdrView *pSdrView = rSh.GetDrawView();

    if( bQuickBalloon )
	{
		if( pSdrView )
		{
			SdrPageView* pPV = pSdrView->GetSdrPageView();
            SwDPage* pPage = pPV ? ((SwDPage*)pPV->GetPage()) : 0;
            bWeiter = pPage && pPage->RequestHelp(this, pSdrView, rEvt);
		}
	}

    if( bWeiter && bQuickBalloon)
	{
		SwRect aFldRect;
        sal_uInt16 nStyle = 0; // style of quick help
		SwContentAtPos aCntntAtPos( SwContentAtPos::SW_FIELD |
									SwContentAtPos::SW_INETATTR |
									SwContentAtPos::SW_FTN |
									SwContentAtPos::SW_REDLINE |
									SwContentAtPos::SW_TOXMARK |
									SwContentAtPos::SW_REFMARK |
                                    SwContentAtPos::SW_SMARTTAG |
#ifdef DBG_UTIL
									SwContentAtPos::SW_TABLEBOXVALUE |
						( bBalloon ? SwContentAtPos::SW_CURR_ATTRS : 0) |
#endif
									SwContentAtPos::SW_TABLEBOXFML );

		if( rSh.GetContentAtPos( aPos, aCntntAtPos, sal_False, &aFldRect ) )
		{
             switch( aCntntAtPos.eCntntAtPos )
			{
			case SwContentAtPos::SW_TABLEBOXFML:
				sTxt.AssignAscii( RTL_CONSTASCII_STRINGPARAM( "= " ));
				sTxt += ((SwTblBoxFormula*)aCntntAtPos.aFnd.pAttr)->GetFormula();
				break;
#ifdef DBG_UTIL
			case SwContentAtPos::SW_TABLEBOXVALUE:
			{
                sTxt = UniString(
                            ByteString::CreateFromDouble(
                                ((SwTblBoxValue*)aCntntAtPos.aFnd.pAttr)->GetValue()  )
                            , gsl_getSystemTextEncoding());
			}
			break;
			case SwContentAtPos::SW_CURR_ATTRS:
				sTxt = aCntntAtPos.sStr;
				break;
#endif

			case SwContentAtPos::SW_INETATTR:
            {
				sTxt = ((SfxStringItem*)aCntntAtPos.aFnd.pAttr)->GetValue();
				sTxt = URIHelper::removePassword( sTxt,
										INetURLObject::WAS_ENCODED,
			   							INetURLObject::DECODE_UNAMBIGUOUS);
                //#i63832# remove the link target type
                xub_StrLen nFound = sTxt.Search(cMarkSeperator);
                if( nFound != STRING_NOTFOUND && (++nFound) < sTxt.Len() )
                {
                    String sSuffix( sTxt.Copy(nFound) );
                    if( sSuffix.EqualsAscii( pMarkToTable ) ||
                        sSuffix.EqualsAscii( pMarkToFrame ) ||
                        sSuffix.EqualsAscii( pMarkToRegion ) ||
                        sSuffix.EqualsAscii( pMarkToOutline ) ||
                        sSuffix.EqualsAscii( pMarkToText ) ||
                        sSuffix.EqualsAscii( pMarkToGraphic ) ||
                        sSuffix.EqualsAscii( pMarkToOLE ))
                    sTxt = sTxt.Copy( 0, nFound - 1);
                }
                // --> OD 2009-08-18 #i104300#
                // special handling if target is a cross-reference bookmark
                {
                    String sTmpSearchStr = sTxt.Copy( 1, sTxt.Len() );
                    IDocumentMarkAccess* const pMarkAccess =
                                                rSh.getIDocumentMarkAccess();
                    IDocumentMarkAccess::const_iterator_t ppBkmk =
                                    pMarkAccess->findBookmark( sTmpSearchStr );
                    if ( ppBkmk != pMarkAccess->getBookmarksEnd() &&
                         IDocumentMarkAccess::GetType( *(ppBkmk->get()) )
                            == IDocumentMarkAccess::CROSSREF_HEADING_BOOKMARK )
                    {
                        SwTxtNode* pTxtNode = ppBkmk->get()->GetMarkStart().nNode.GetNode().GetTxtNode();
                        if ( pTxtNode )
                        {
                            sTxt = pTxtNode->GetExpandTxt( 0, pTxtNode->Len(), true, true );

                            if( sTxt.Len() )
                            {
                                sTxt.EraseAllChars( 0xad );
                                for( sal_Unicode* p = sTxt.GetBufferAccess(); *p; ++p )
                                {
                                    if( *p < 0x20 )
                                        *p = 0x20;
                                    else if(*p == 0x2011)
                                        *p = '-';
                                }
                            }
                        }
                    }
                }
                // <--
                // --> OD 2007-07-26 #i80029#
                sal_Bool bExecHyperlinks = rView.GetDocShell()->IsReadOnly();
                if ( !bExecHyperlinks )
                {
                    SvtSecurityOptions aSecOpts;
                    bExecHyperlinks = !aSecOpts.IsOptionSet( SvtSecurityOptions::E_CTRLCLICK_HYPERLINK );

                    if ( !bExecHyperlinks )
                    {
                        sTxt.InsertAscii( ": ", 0 );
                        sTxt.Insert( ViewShell::GetShellRes()->aHyperlinkClick, 0 );
                    }
                }
                // <--
				break;
            }
			case SwContentAtPos::SW_SMARTTAG:
            {
				sTxt = SW_RESSTR(STR_SMARTTAG_CLICK);

                KeyCode aCode( KEY_SPACE );
                KeyCode aModifiedCode( KEY_SPACE, KEY_MOD1 );
                String aModStr( aModifiedCode.GetName() );
                aModStr.SearchAndReplace( aCode.GetName(), String() );
                aModStr.SearchAndReplaceAllAscii( "+", String() );
                sTxt.SearchAndReplaceAllAscii( "%s", aModStr );
            }
            break;

			case SwContentAtPos::SW_FTN:
				if( aCntntAtPos.pFndTxtAttr && aCntntAtPos.aFnd.pAttr )
				{
                    const SwFmtFtn* pFtn = (SwFmtFtn*)aCntntAtPos.aFnd.pAttr;
					pFtn->GetFtnText( sTxt );
					sTxt.Insert( SW_RESSTR( pFtn->IsEndNote()
									? STR_ENDNOTE : STR_FTNNOTE ), 0 );
                    if( aCntntAtPos.IsInRTLText() )
                        nStyle |= QUICKHELP_BIDI_RTL;
                }
				break;

			case SwContentAtPos::SW_REDLINE:
				lcl_GetRedlineHelp( *aCntntAtPos.aFnd.pRedl, sTxt, bBalloon );
				break;

			case SwContentAtPos::SW_TOXMARK:
				sTxt = aCntntAtPos.sStr;
				if( sTxt.Len() && aCntntAtPos.pFndTxtAttr )
				{
					const SwTOXType* pTType = aCntntAtPos.pFndTxtAttr->
										GetTOXMark().GetTOXType();
					if( pTType && pTType->GetTypeName().Len() )
					{
						sTxt.InsertAscii( ": ", 0 );
						sTxt.Insert( pTType->GetTypeName(), 0 );
					}
				}
				break;
			case SwContentAtPos::SW_REFMARK:
				if(aCntntAtPos.aFnd.pAttr)
				{
					sTxt = SW_RES(STR_CONTENT_TYPE_SINGLE_REFERENCE);
					sTxt.AppendAscii( RTL_CONSTASCII_STRINGPARAM( ": "));
					sTxt += ((const SwFmtRefMark*)aCntntAtPos.aFnd.pAttr)->GetRefName();
				}
			break;

			default:
				{
					SwModuleOptions* pModOpt = SW_MOD()->GetModuleConfig();
					if(!pModOpt->IsHideFieldTips())
					{
						const SwField* pFld = aCntntAtPos.aFnd.pFld;
						switch( pFld->Which() )
						{
						case RES_SETEXPFLD:
						case RES_TABLEFLD:
						case RES_GETEXPFLD:
						{
							sal_uInt16 nOldSubType = pFld->GetSubType();
							((SwField*)pFld)->SetSubType(nsSwExtendedSubType::SUB_CMD);
                            sTxt = pFld->ExpandField(true);
							((SwField*)pFld)->SetSubType(nOldSubType);
						}
						break;

						case RES_POSTITFLD:
							{
								/*
								SwPostItMgr* pMgr = rView.GetPostItMgr();
								if (pMgr->ShowNotes())
								{
									SwFmtFld* pSwFmtFld = 0;
									if (pMgr->ShowPreview(pFld,pSwFmtFld))
									{
										SwPostIt* pPostIt = new SwPostIt(static_cast<Window*>(this),0,pSwFmtFld,pMgr,PB_Preview);
										pPostIt->InitControls();
										pPostIt->SetReadonly(true);
										pMgr->SetColors(pPostIt,static_cast<SwPostItField*>(pSwFmtFld->GetFld()));
										pPostIt->SetVirtualPosSize(rEvt.GetMousePosPixel(),Size(180,70));
										pPostIt->ShowNote();
										SetPointerPosPixel(pPostIt->GetPosPixel() + Point(20,20));
									}
									return;
								}
								*/
								break;
							}
						case RES_INPUTFLD:	// BubbleHelp, da der Hinweis ggf ziemlich lang sein kann
							bBalloon = sal_True;
							/* no break */
						case RES_JUMPEDITFLD:
							sTxt = pFld->GetPar2();
							break;

						case RES_DBFLD:
                            sTxt = pFld->GetFieldName();
							break;

						case RES_USERFLD:
						case RES_HIDDENTXTFLD:
							sTxt = pFld->GetPar1();
							break;

						case RES_DOCSTATFLD:
							break;

						case RES_MACROFLD:
							sTxt = ((const SwMacroField*)pFld)->GetMacro();
							break;

						case RES_GETREFFLD:
                        {
                            // --> OD 2008-01-09 #i85090#
                            const SwGetRefField* pRefFld( dynamic_cast<const SwGetRefField*>(pFld) );
                            ASSERT( pRefFld,
                                    "<SwEditWin::RequestHelp(..)> - unexpected type of <pFld>" );
                            if ( pRefFld )
                            {
                                if ( pRefFld->IsRefToHeadingCrossRefBookmark() ||
                                     pRefFld->IsRefToNumItemCrossRefBookmark() )
                                {
                                    sTxt = pRefFld->GetExpandedTxtOfReferencedTxtNode();
                                    if ( sTxt.Len() > 80  )
                                    {
                                        sTxt.Erase( 80 );
                                        sTxt += '.';
                                        sTxt += '.';
                                        sTxt += '.';
                                    }
                                }
                                else
                                {
                                    sTxt = ((SwGetRefField*)pFld)->GetSetRefName();
                                }
                            }
                            // <--
                        }
                        break;
						}
					}

					if( !sTxt.Len() )
					{
						aCntntAtPos.eCntntAtPos = SwContentAtPos::SW_REDLINE;
						if( rSh.GetContentAtPos( aPos, aCntntAtPos, sal_False, &aFldRect ) )
							lcl_GetRedlineHelp( *aCntntAtPos.aFnd.pRedl,
													sTxt, bBalloon );
					}
                }
			}
			if (sTxt.Len() )
			{
				if( bBalloon )
					Help::ShowBalloon( this, rEvt.GetMousePosPixel(), sTxt );
				else
				{
					// dann zeige die Hilfe mal an:
					Rectangle aRect( aFldRect.SVRect() );
					Point aPt( OutputToScreenPixel( LogicToPixel( aRect.TopLeft() )));
					aRect.Left()   = aPt.X();
					aRect.Top()    = aPt.Y();
					aPt = OutputToScreenPixel( LogicToPixel( aRect.BottomRight() ));
					aRect.Right()  = aPt.X();
					aRect.Bottom() = aPt.Y();
                    Help::ShowQuickHelp( this, aRect, sTxt, nStyle );
				}
			}

			bWeiter = sal_False;
		}
        if( bWeiter )
        {
            sal_uInt8 nTabCols = rSh.WhichMouseTabCol(aPos);
            sal_uInt16 nTabRes = 0;
            switch(nTabCols)
            {
                case SW_TABCOL_HORI:
                case SW_TABCOL_VERT:
                    nTabRes = STR_TABLE_COL_ADJUST;
                    break;
                case SW_TABROW_HORI:
                case SW_TABROW_VERT:
                    nTabRes = STR_TABLE_ROW_ADJUST;
                    break;
                // --> FME 2004-07-30 #i32329# Enhanced table selection
                case SW_TABSEL_HORI:
                case SW_TABSEL_HORI_RTL:
                case SW_TABSEL_VERT:
                    nTabRes = STR_TABLE_SELECT_ALL;
                    break;
                case SW_TABROWSEL_HORI:
                case SW_TABROWSEL_HORI_RTL:
                case SW_TABROWSEL_VERT:
                    nTabRes = STR_TABLE_SELECT_ROW;
                    break;
                case SW_TABCOLSEL_HORI:
                case SW_TABCOLSEL_VERT:
                    nTabRes = STR_TABLE_SELECT_COL;
                    break;
                // <--
            }
            if(nTabRes)
            {
                sTxt = SW_RESSTR(nTabRes);
                Size aTxtSize( GetTextWidth(sTxt), GetTextHeight());
                Rectangle aRect(rEvt.GetMousePosPixel(), aTxtSize);
                Help::ShowQuickHelp(this, aRect, sTxt);
            }
            bWeiter = sal_False;
        }
    }

/*
aktuelle Zeichenvorlage anzeigen?
	if( bWeiter && rEvt.GetMode() & ( HELPMODE_QUICK | HELPMODE_BALLOON ))
	{
		SwCharFmt* pChrFmt = rSh.GetCurCharFmt();

	}
*/
    if( bWeiter && pSdrView && bQuickBalloon)
	{
		SdrViewEvent aVEvt;
		SdrHitKind eHit = pSdrView->PickAnything(aPos, aVEvt);
		const SvxURLField *pField;
		SdrObject* pObj = NULL;

		if ((pField = aVEvt.pURLField) != 0)
		{
			// URL-Feld getroffen
			if (pField)
			{
				pObj = aVEvt.pObj;
				sTxt = pField->GetURL();

				bWeiter = sal_False;
			}
		}
		if (bWeiter && eHit == SDRHIT_TEXTEDIT)
		{
			// URL-Feld in zum Editieren ge?ffneten DrawText-Objekt suchen
			OutlinerView* pOLV = pSdrView->GetTextEditOutlinerView();
			const SvxFieldItem* pFieldItem;

			if (pSdrView->AreObjectsMarked())
			{
				const SdrMarkList& rMarkList = pSdrView->GetMarkedObjectList();

				if (rMarkList.GetMarkCount() == 1)
					pObj = rMarkList.GetMark(0)->GetMarkedSdrObj();
			}

			if (pObj && pObj->ISA(SdrTextObj) && pOLV &&
					(pFieldItem = pOLV->GetFieldUnderMousePointer()) != 0)
			{
                pField = dynamic_cast<const SvxURLField*>(pFieldItem->GetField());

                if (pField )
				{
					sTxt = ((const SvxURLField*) pField)->GetURL();
					bWeiter = sal_False;
				}
			}
		}
		if (sTxt.Len() && pObj)
		{
			sTxt = URIHelper::removePassword( sTxt, INetURLObject::WAS_ENCODED,
			   							INetURLObject::DECODE_UNAMBIGUOUS);

			Rectangle aLogicPix = LogicToPixel(pObj->GetLogicRect());
			Rectangle aScreenRect(OutputToScreenPixel(aLogicPix.TopLeft()),
								OutputToScreenPixel(aLogicPix.BottomRight()));

			if (bBalloon)
				Help::ShowBalloon(this, rEvt.GetMousePosPixel(), aScreenRect, sTxt);
			else
				Help::ShowQuickHelp(this, aScreenRect, sTxt);
		}
	}

	if( bWeiter )
		Window::RequestHelp( rEvt );
}

void SwEditWin::PrePaint()
{
	SwWrtShell* pWrtShell = GetView().GetWrtShellPtr();

    if(pWrtShell)
    {
		pWrtShell->PrePaint();
    }
}

void  SwEditWin::Paint(const Rectangle& rRect)
{
#if defined(MYDEBUG)
	// StartUp-Statistik
	if ( pTickList )
	{
		SYSTICK( "Start SwEditWin::Paint" );
		READ_FIRST_TICKS()
		FLUSH_TICKS()
	}
#endif

	SwWrtShell* pWrtShell = GetView().GetWrtShellPtr();
	if(!pWrtShell)
		return;
	sal_Bool bPaintShadowCrsr = sal_False;
	if( pShadCrsr )
	{
		Rectangle aRect( pShadCrsr->GetRect());
		// liegt vollstaendig drin?
		if( rRect.IsInside( aRect ) )
			// dann aufheben
			delete pShadCrsr, pShadCrsr = 0;
		else if( rRect.IsOver( aRect ))
		{
			// liegt irgendwie drueber, dann ist alles ausserhalb geclippt
			// und wir muessen den "inneren Teil" am Ende vom Paint
			// wieder sichtbar machen. Sonst kommt es zu Paintfehlern!
			bPaintShadowCrsr = sal_True;
		}
	}
/*
    //TODO/LATER: what's the replacement for this? Do we need it?
	SwDocShell* pDocShell = GetView().GetDocShell();

  SvInPlaceEnvironment *pIpEnv =  pDocShell ?
								  pDocShell->GetIPEnv() : 0;
	if ( pIpEnv && pIpEnv->GetRectsChangedLockCount() )
		//Wir stehen in Groessenverhandlungen (MM), Paint verzoegern
		Invalidate( rRect );
    else */
    if ( GetView().GetVisArea().GetWidth()  <= 0 ||
			  GetView().GetVisArea().GetHeight() <= 0 )
		Invalidate( rRect );
	else
		pWrtShell->Paint( rRect );

	if( bPaintShadowCrsr )
		pShadCrsr->Paint();
}


