Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : 
      21             : #include <svtools/svmedit.hxx>
      22             : #include <vcl/xtextedt.hxx>
      23             : #include <vcl/builderfactory.hxx>
      24             : #include <svtools/editsyntaxhighlighter.hxx>
      25             : #include <vcl/txtattr.hxx>
      26             : 
      27             : 
      28           0 : MultiLineEditSyntaxHighlight::MultiLineEditSyntaxHighlight( vcl::Window* pParent, WinBits nWinStyle,
      29           0 :     HighlighterLanguage aLanguage): MultiLineEdit(pParent,nWinStyle), mbDoBracketHilight(true), aHighlighter(aLanguage)
      30             : {
      31           0 :     EnableUpdateData(300);
      32           0 : }
      33             : 
      34           0 : VCL_BUILDER_FACTORY(MultiLineEditSyntaxHighlight)
      35             : 
      36           0 : void MultiLineEditSyntaxHighlight::SetText(const OUString& rNewText)
      37             : {
      38           0 :     MultiLineEdit::SetText(rNewText);
      39           0 :     UpdateData();
      40           0 : }
      41             : 
      42           0 : void MultiLineEditSyntaxHighlight::DoBracketHilight(sal_uInt16 nKey)
      43             : {
      44           0 :     TextSelection aCurrentPos = GetTextView()->GetSelection();
      45           0 :     sal_Int32 nStartPos = aCurrentPos.GetStart().GetIndex();
      46           0 :     sal_Int32 nStartPara = aCurrentPos.GetStart().GetPara();
      47           0 :     sal_uInt16 nCount = 0;
      48           0 :     int nChar = -1;
      49             : 
      50           0 :     switch (nKey)
      51             :     {
      52             :         case '\'':  // no break
      53             :         case '"':
      54             :         {
      55           0 :             nChar = nKey;
      56           0 :             break;
      57             :         }
      58             :         case '}' :
      59             :         {
      60           0 :             nChar = '{';
      61           0 :             break;
      62             :         }
      63             :         case ')':
      64             :         {
      65           0 :             nChar = '(';
      66           0 :             break;
      67             :         }
      68             :         case ']':
      69             :         {
      70           0 :             nChar = '[';
      71           0 :             break;
      72             :         }
      73             :     }
      74             : 
      75           0 :     if (nChar != -1)
      76             :     {
      77           0 :         for (sal_Int32 nPara = nStartPara; nPara >= 0; --nPara)
      78             :         {
      79           0 :             if (nStartPos == 0)
      80           0 :                 continue;
      81             : 
      82           0 :             OUString aLine( GetTextEngine()->GetText( nPara ) );
      83             : 
      84           0 :             if (aLine.isEmpty())
      85           0 :                 continue;
      86             : 
      87           0 :             for (sal_Int32 i = (nPara==nStartPara) ? nStartPos-1 : aLine.getLength()-1; i>0; --i)
      88             :             {
      89           0 :                 if (aLine[i] == nChar)
      90             :                 {
      91           0 :                     if (!nCount)
      92             :                     {
      93           0 :                         GetTextEngine()->SetAttrib( TextAttribFontWeight( WEIGHT_ULTRABOLD ), nPara, i, i+1, true );
      94           0 :                         GetTextEngine()->SetAttrib( TextAttribFontColor( Color(0,0,0) ), nPara, i, i+1, true );
      95           0 :                         GetTextEngine()->SetAttrib( TextAttribFontWeight( WEIGHT_ULTRABOLD ), nStartPara, nStartPos, nStartPos, true );
      96           0 :                         GetTextEngine()->SetAttrib( TextAttribFontColor( Color(0,0,0) ), nStartPara, nStartPos, nStartPos, true );
      97           0 :                         return;
      98             :                     }
      99             :                     else
     100           0 :                         --nCount;
     101             :                 }
     102           0 :                 if (aLine[i] == nKey)
     103           0 :                     ++nCount;
     104             :             }
     105           0 :         }
     106             :     }
     107             : }
     108             : 
     109           0 : bool MultiLineEditSyntaxHighlight::PreNotify( NotifyEvent& rNEvt )
     110             : {
     111           0 :     if ( mbDoBracketHilight && (rNEvt.GetType() == MouseNotifyEvent::KEYINPUT) )
     112           0 :         DoBracketHilight(rNEvt.GetKeyEvent()->GetCharCode());
     113             : 
     114           0 :     return MultiLineEdit::PreNotify(rNEvt);
     115             : }
     116             : 
     117           0 : Color MultiLineEditSyntaxHighlight::GetColorValue(TokenTypes aToken)
     118             : {
     119           0 :     Color aColor;
     120           0 :     switch (aHighlighter.GetLanguage())
     121             :     {
     122             :         case HIGHLIGHT_SQL:
     123             :         {
     124           0 :             switch (aToken)
     125             :             {
     126           0 :                 case TT_IDENTIFIER: aColor = (ColorData)m_aColorConfig.GetColorValue(svtools::SQLIDENTIFIER).nColor; break;
     127           0 :                 case TT_NUMBER:     aColor = (ColorData)m_aColorConfig.GetColorValue(svtools::SQLNUMBER).nColor; break;
     128           0 :                 case TT_STRING:     aColor = (ColorData)m_aColorConfig.GetColorValue(svtools::SQLSTRING).nColor; break;
     129           0 :                 case TT_OPERATOR:   aColor = (ColorData)m_aColorConfig.GetColorValue(svtools::SQLOPERATOR).nColor; break;
     130           0 :                 case TT_KEYWORDS:   aColor = (ColorData)m_aColorConfig.GetColorValue(svtools::SQLKEYWORD).nColor; break;
     131           0 :                 case TT_PARAMETER:  aColor = (ColorData)m_aColorConfig.GetColorValue(svtools::SQLPARAMETER).nColor; break;
     132           0 :                 case TT_COMMENT:    aColor = (ColorData)m_aColorConfig.GetColorValue(svtools::SQLCOMMENT).nColor; break;
     133           0 :                 default:            aColor = Color(0,0,0);
     134             :             }
     135           0 :             break;
     136             :         }
     137             :         case HIGHLIGHT_BASIC:
     138             :         {
     139           0 :             switch (aToken)
     140             :             {
     141           0 :                 case TT_IDENTIFIER: aColor = Color(255,0,0); break;
     142           0 :                 case TT_COMMENT:    aColor = Color(0,0,45); break;
     143           0 :                 case TT_NUMBER:     aColor = Color(204,102,204); break;
     144           0 :                 case TT_STRING:     aColor = Color(0,255,45); break;
     145           0 :                 case TT_OPERATOR:   aColor = Color(0,0,100); break;
     146           0 :                 case TT_KEYWORDS:   aColor = Color(0,0,255); break;
     147           0 :                 case TT_ERROR :     aColor = Color(0,255,255); break;
     148           0 :                 default:            aColor = Color(0,0,0);
     149             :             }
     150           0 :             break;
     151             :         }
     152           0 :         default: aColor = Color(0,0,0);
     153             : 
     154             :     }
     155           0 :     return aColor;
     156             : }
     157             : 
     158           0 : void MultiLineEditSyntaxHighlight::UpdateData()
     159             : {
     160             :     // syntax highlighting
     161             :     // this must be possible improved by using notifychange correctly
     162           0 :     bool bTempModified = GetTextEngine()->IsModified();
     163           0 :     for (sal_uLong nLine=0; nLine < GetTextEngine()->GetParagraphCount(); nLine++)
     164             :     {
     165           0 :         OUString aLine( GetTextEngine()->GetText( nLine ) );
     166           0 :         GetTextEngine()->RemoveAttribs( nLine, true );
     167           0 :         std::vector<HighlightPortion> aPortions;
     168           0 :         aHighlighter.getHighlightPortions( aLine, aPortions );
     169           0 :         for (std::vector<HighlightPortion>::iterator i(aPortions.begin());
     170           0 :              i != aPortions.end(); ++i)
     171             :         {
     172           0 :             GetTextEngine()->SetAttrib( TextAttribFontColor( GetColorValue(i->tokenType) ), nLine, i->nBegin, i->nEnd, true );
     173             :         }
     174           0 :     }
     175           0 :     GetTextView()->ShowCursor( false, true );
     176           0 :     GetTextEngine()->SetModified(bTempModified);
     177         798 : }
     178             : 
     179             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */