Files
libreoffice/basic/source/app/textedit.cxx
2011-12-04 07:56:51 +01:00

840 lines
26 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* 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>
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************************************************************************/
#include <tools/stream.hxx>
#include <svtools/texteng.hxx>
#include <svtools/textview.hxx>
#include <svtools/txtattr.hxx>
#include <basic/sbxmeth.hxx>
#include <basic/ttstrhlp.hxx>
#include "basic.hrc"
#include "textedit.hxx"
#include "appedit.hxx"
#include "brkpnts.hxx"
#include <basic/testtool.hxx> // defines for syntax highlighting
TextEditImp::TextEditImp( AppEdit* pParent, const WinBits& aBits )
: Window( pParent, aBits )
, pAppEdit( pParent )
, bHighlightning( sal_False )
, bDoSyntaxHighlight( sal_False )
, bDelayHighlight( sal_True )
, nTipId( 0 )
, bViewMoved( sal_False )
{
pTextEngine = new TextEngine();
pTextEngine->SetMaxTextLen( STRING_MAXLEN );
pTextEngine->EnableUndo( sal_True );
pTextView = new TextView( pTextEngine, this );
pTextEngine->InsertView( pTextView );
pTextEngine->SetModified( sal_False );
aSyntaxIdleTimer.SetTimeout( 200 );
aSyntaxIdleTimer.SetTimeoutHdl( LINK( this, TextEditImp, SyntaxTimerHdl ) );
aImplSyntaxIdleTimer.SetTimeout( 1 );
aImplSyntaxIdleTimer.SetTimeoutHdl( LINK( this, TextEditImp, SyntaxTimerHdl ) );
StartListening( *pTextEngine );
HideTipTimer.SetTimeout( 5000 ); // 5 seconds
ShowTipTimer.SetTimeout( 500 ); // 1/2 seconds
HideTipTimer.SetTimeoutHdl( LINK( this, TextEditImp, HideVarContents ) );
ShowTipTimer.SetTimeoutHdl( LINK( this, TextEditImp, ShowVarContents ) );
}
TextEditImp::~TextEditImp()
{
pTextEngine->RemoveView( pTextView );
delete pTextView;
delete pTextEngine;
}
sal_Bool TextEditImp::ViewMoved()
{
sal_Bool bOld = bViewMoved;
bViewMoved = sal_False;
return bOld;
}
void TextEditImp::Notify( SfxBroadcaster& rBC, const SfxHint& rHint )
{
(void) rBC; /* avoid warning about unused parameter */
if ( rHint.ISA( TextHint ) )
{
const TextHint& rTextHint = (const TextHint&)rHint;
if( rTextHint.GetId() == TEXT_HINT_VIEWSCROLLED )
{
pAppEdit->pHScroll->SetThumbPos( pTextView->GetStartDocPos().X() );
pAppEdit->pVScroll->SetThumbPos( pTextView->GetStartDocPos().Y() );
if ( ((TextEdit*)(pAppEdit->pDataEdit))->GetBreakpointWindow() )
((TextEdit*)(pAppEdit->pDataEdit))->GetBreakpointWindow()->Scroll( 0, ((TextEdit*)(pAppEdit->pDataEdit))->GetBreakpointWindow()->GetCurYOffset() - pTextView->GetStartDocPos().Y() );
bViewMoved = sal_True;
}
else if( rTextHint.GetId() == TEXT_HINT_TEXTHEIGHTCHANGED )
{
if ( pTextView->GetStartDocPos().Y() )
{
long nOutHeight = GetOutputSizePixel().Height();
long nTextHeight = pTextEngine->GetTextHeight();
if ( nTextHeight < nOutHeight )
pTextView->Scroll( 0, pTextView->GetStartDocPos().Y() );
}
pAppEdit->SetScrollBarRanges();
}
else if( rTextHint.GetId() == TEXT_HINT_TEXTFORMATTED )
{
sal_uIntPtr nWidth = pTextEngine->CalcTextWidth();
if ( (sal_uIntPtr)nWidth != pAppEdit->nCurTextWidth )
{
pAppEdit->nCurTextWidth = nWidth;
if ( pAppEdit->pHScroll )
{ // Initialization finished?
pAppEdit->pHScroll->SetRange( Range( 0, (long)nWidth) );
pAppEdit->pHScroll->SetThumbPos( pTextView->GetStartDocPos().X() );
}
}
}
else if( rTextHint.GetId() == TEXT_HINT_PARAINSERTED )
{
if ( ((TextEdit*)(pAppEdit->pDataEdit))->GetBreakpointWindow() )
((TextEdit*)(pAppEdit->pDataEdit))->GetBreakpointWindow()->AdjustBreakpoints( rTextHint.GetValue()+1, sal_True );
}
else if( rTextHint.GetId() == TEXT_HINT_PARAREMOVED )
{
if ( ((TextEdit*)(pAppEdit->pDataEdit))->GetBreakpointWindow() )
((TextEdit*)(pAppEdit->pDataEdit))->GetBreakpointWindow()->AdjustBreakpoints( rTextHint.GetValue()+1, sal_False );
// Itchy adaption for two signs at line ends instead of one (hard coded default)
pTextEngine->SetMaxTextLen( STRING_MAXLEN - pTextEngine->GetParagraphCount() );
}
else if( rTextHint.GetId() == TEXT_HINT_FORMATPARA )
{
DoDelayedSyntaxHighlight(
sal::static_int_cast< xub_StrLen >( rTextHint.GetValue() ) );
if ( pTextView->GetTextEngine()->IsModified() )
ModifyHdl.Call( NULL );
}
}
}
#define TEXTATTR_SPECIAL 55
class TextAttribSpecial : public TextAttrib
{
private:
FontWeight maFontWeight;
public:
TextAttribSpecial( const FontWeight& rFontWeight );
TextAttribSpecial( const TextAttribSpecial& rAttr );
~TextAttribSpecial() {;}
virtual void SetFont( Font& rFont ) const;
virtual TextAttrib* Clone() const;
virtual int operator==( const TextAttrib& rAttr ) const;
};
TextAttribSpecial::TextAttribSpecial( const FontWeight& rFontWeight )
: TextAttrib( TEXTATTR_SPECIAL ), maFontWeight( rFontWeight )
{}
TextAttribSpecial::TextAttribSpecial( const TextAttribSpecial& rAttr )
: TextAttrib( rAttr ), maFontWeight( rAttr.maFontWeight )
{}
void TextAttribSpecial::SetFont( Font& rFont ) const
{
rFont.SetWeight( maFontWeight );
}
TextAttrib* TextAttribSpecial::Clone() const
{
return new TextAttribSpecial( *this );
}
int TextAttribSpecial::operator==( const TextAttrib& rAttr ) const
{
return ( ( TextAttrib::operator==(rAttr ) ) &&
( maFontWeight == ((const TextAttribSpecial&)rAttr).maFontWeight ) );
}
void TextEditImp::ImpDoHighlight( const String& rSource, sal_uIntPtr nLineOff )
{
SbTextPortions aPortionList;
pAppEdit->GetBasicFrame()->Basic().Highlight( rSource, aPortionList );
sal_uInt16 nCount = aPortionList.Count();
if ( !nCount )
return;
SbTextPortion& rLast = aPortionList[nCount-1];
if ( rLast.nStart > rLast.nEnd ) // Only up to the bug of MD repaired
{
#if OSL_DEBUG_LEVEL > 1
OSL_FAIL( "MD-Bug is not repaired!" );
#endif
nCount--;
aPortionList.Remove( nCount);
if ( !nCount )
return;
}
// here is the postprocessing for types for the TestTool
sal_uInt16 i;
sal_Bool bWasTTControl = sal_False;
for ( i = 0; i < aPortionList.Count(); i++ )
{
SbTextPortion& r = aPortionList[i];
if ( r.nStart > r.nEnd ) // Only up to the bug of MD repaired
continue;
SbTextType eType = r.eType;
Color aColor;
switch ( eType )
{
case SB_SYMBOL:
{
String aSymbol = rSource.Copy( r.nStart, r.nEnd - r.nStart +1 );
r.eType = pAppEdit->GetBasicFrame()->Basic().GetSymbolType( aSymbol, bWasTTControl );
if ( r.eType == TT_CONTROL )
bWasTTControl = sal_True;
else
bWasTTControl = sal_False;
}
break;
case SB_PUNCTUATION:
{
String aPunctuation = rSource.Copy( r.nStart, r.nEnd - r.nStart +1 );
if ( aPunctuation.CompareToAscii( "." ) != COMPARE_EQUAL )
bWasTTControl = sal_False;
}
break;
default:
bWasTTControl = sal_False;
}
}
// Only the blanks and tabs had to be attributed.
// If there are two equal attributes one after another,
// they are optimized by the EditEngine.
xub_StrLen nLastEnd = 0;
#ifdef DBG_UTIL
xub_StrLen nLine1 = aPortionList[0].nLine;
#endif
for ( i = 0; i < nCount; i++ )
{
SbTextPortion& r = aPortionList[i];
DBG_ASSERT( r.nLine == nLine1, "still more lines ?" );
DBG_ASSERT( r.nStart <= r.nEnd, "Highlight: Start > End?" );
if ( r.nStart > r.nEnd ) // only fix Bug until MD
continue;
if ( r.nStart > nLastEnd )
{
// can I trust that all of them except
// blank und tab will be highlighted?!
r.nStart = nLastEnd;
}
nLastEnd = r.nEnd+1;
if ( ( i == (nCount-1) ) && ( r.nEnd < rSource.Len() ) )
r.nEnd = rSource.Len()-1;
}
sal_Bool bWasModified = pTextEngine->IsModified();
for ( i = 0; i < aPortionList.Count(); i++ )
{
SbTextPortion& r = aPortionList[i];
if ( r.nStart > r.nEnd ) // Only up to the bug of MD repaired
continue;
SbTextType eCol = r.eType;
Color aColor;
sal_uIntPtr nLine = nLineOff+r.nLine-1; // -1, because BASIC starts with 1
switch ( +eCol )
{
case SB_KEYWORD:
aColor = Color( COL_BLUE );
break;
case SB_SYMBOL:
aColor = Color( RGB_COLORDATA( 0x00, 0x60, 0x00 ) );
break;
case SB_STRING:
aColor = Color( COL_RED );
break;
case SB_NUMBER:
aColor = Color( COL_MAGENTA );
break;
case SB_PUNCTUATION:
aColor = Color( COL_BLACK );
break;
case SB_COMMENT:
aColor = Color( COL_GRAY );
break;
case TT_KEYWORD:
case TT_LOCALCMD:
aColor = Color( COL_LIGHTBLUE );
break;
case TT_REMOTECMD:
aColor = Color( RGB_COLORDATA( 0x00, 0xB0, 0xB0 ) );
break;
case TT_CONTROL:
case TT_SLOT:
aColor = Color( RGB_COLORDATA( 0x00, 0xB0, 0x00 ) );
break;
case TT_METHOD:
aColor = Color( RGB_COLORDATA( 0x00, 0xB0, 0x00 ) );
break;
case TT_NOMETHOD:
{
aColor = Color( COL_RED );
pTextEngine->SetAttrib( TextAttribSpecial( WEIGHT_BOLD ), nLine, r.nStart, r.nEnd+1 );
}
break;
default:
{
aColor = Color( RGB_COLORDATA( 0xff, 0x80, 0x80 ) );
OSL_FAIL( "Unknown syntax color" );
}
}
pTextEngine->SetAttrib( TextAttribFontColor( aColor ), nLine, r.nStart, r.nEnd+1 );
}
// Highlighting should not modify the text
pTextEngine->SetModified( bWasModified );
}
void TextEditImp::DoSyntaxHighlight( sal_uIntPtr nPara )
{
// Due to delayed syntax highlight it can happen that the
// paragraph does no longer exist
if ( nPara < pTextEngine->GetParagraphCount() )
{
// unfortunatly I don't know if exact this line Modified() ...
pTextEngine->RemoveAttribs( nPara );
String aSource( pTextEngine->GetText( nPara ) );
ImpDoHighlight( aSource, nPara );
}
}
void TextEditImp::DoDelayedSyntaxHighlight( xub_StrLen nPara )
{
// Paragraph is added to 'List', processed in TimerHdl.
// => Do not manipulate paragraphs while EditEngine is formatting
if ( !bHighlightning && bDoSyntaxHighlight )
{
if ( bDelayHighlight )
{
aSyntaxLineTable.Insert( nPara, (void*)(sal_uIntPtr)1 );
aSyntaxIdleTimer.Start();
}
else
DoSyntaxHighlight( nPara );
}
}
IMPL_LINK( TextEditImp, SyntaxTimerHdl, Timer *, EMPTYARG )
{
DBG_ASSERT( pTextView, "Not yet a View but Syntax-Highlight ?!" );
pTextEngine->SetUpdateMode( sal_False );
bHighlightning = sal_True;
sal_uInt16 nLine;
while ( aSyntaxLineTable.First() && !Application::AnyInput( VCL_INPUT_MOUSEANDKEYBOARD ) )
{
nLine = (sal_uInt16)aSyntaxLineTable.GetCurKey();
DoSyntaxHighlight( nLine );
aSyntaxLineTable.Remove( nLine );
}
sal_Bool bWasModified = pTextEngine->IsModified();
if ( aSyntaxLineTable.Count() > 3 ) // Without VDev
{
pTextEngine->SetUpdateMode( sal_True );
pTextView->ShowCursor( sal_True, sal_True );
}
else
pTextEngine->SetUpdateMode( sal_True ); // ! With VDev
// SetUpdateMode (sal_True ) shouldn't set Modify
pTextEngine->SetModified( bWasModified );
// SyntaxTimerHdl will be called when the text changes
// => Good opportunity to get the text width
bHighlightning = sal_False;
if ( aSyntaxLineTable.First() )
aImplSyntaxIdleTimer.Start();
return 0;
}
void TextEditImp::InvalidateSyntaxHighlight()
{
for ( xub_StrLen i = 0; i < pTextEngine->GetParagraphCount(); i++ )
DoDelayedSyntaxHighlight( i );
}
void TextEditImp::SyntaxHighlight( sal_Bool bNew )
{
if ( ( bNew && bDoSyntaxHighlight ) || ( !bNew && !bDoSyntaxHighlight ) )
return;
bDoSyntaxHighlight = bNew;
if ( !pTextEngine )
return;
if ( bDoSyntaxHighlight )
{
InvalidateSyntaxHighlight();
}
else
{
aSyntaxIdleTimer.Stop();
pTextEngine->SetUpdateMode( sal_False );
for ( sal_uIntPtr i = 0; i < pTextEngine->GetParagraphCount(); i++ )
pTextEngine->RemoveAttribs( i );
pTextEngine->SetUpdateMode( sal_True );
pTextView->ShowCursor(sal_True, sal_True );
}
}
void TextEditImp::SetFont( const Font& rNewFont )
{
pTextEngine->SetFont(rNewFont);
}
sal_Bool TextEditImp::IsModified()
{
return pTextEngine->IsModified();
}
void TextEditImp::KeyInput( const KeyEvent& rKeyEvent )
{
sal_Bool bWasModified = pTextView->GetTextEngine()->IsModified();
pTextView->GetTextEngine()->SetModified( sal_False );
if ( !pTextView->KeyInput( rKeyEvent ) )
Window::KeyInput( rKeyEvent );
if ( pTextView->GetTextEngine()->IsModified() )
ModifyHdl.Call( NULL );
else
pTextView->GetTextEngine()->SetModified( bWasModified );
}
void TextEditImp::Paint( const Rectangle& rRect )
{
pTextView->Paint( rRect );
}
void TextEditImp::MouseButtonUp( const MouseEvent& rMouseEvent )
{
pTextView->MouseButtonUp( rMouseEvent );
}
void TextEditImp::Command( const CommandEvent& rCEvt )
{
switch( rCEvt.GetCommand() ) {
case COMMAND_CONTEXTMENU:
case COMMAND_WHEEL:
GetParent()->Command( rCEvt );
break;
default:
pTextView->Command( rCEvt );
}
}
void TextEditImp::MouseButtonDown( const MouseEvent& rMouseEvent )
{
pTextView->MouseButtonDown( rMouseEvent );
HideVarContents( NULL );
ShowTipTimer.Stop();
}
void TextEditImp::MouseMove( const MouseEvent& rMEvt )
{
pTextView->MouseMove( rMEvt );
HideVarContents( NULL );
if ( rMEvt.GetButtons() == 0 )
ShowTipTimer.Start();
if ( rMEvt.IsLeaveWindow() )
ShowTipTimer.Stop();
}
IMPL_LINK( TextEditImp, HideVarContents, void*, EMPTYARG )
{
if ( nTipId )
{
Help::HideTip( nTipId );
nTipId = 0;
aTipWord = String();
}
return 0;
}
static const char cSuffixes[] = "%&!#@$";
SbxBase* TextEditImp::GetSbxAtMousePos( String &aWord )
{
Point aPos = GetPointerPosPixel();
Point aDocPos = pTextView->GetDocPos( aPos );
aWord = pTextEngine->GetWord( pTextEngine->GetPaM( aDocPos ) );
if ( aWord.Len() )
{
xub_StrLen nLastChar = aWord.Len()-1;
String aSuffixes = CUniString( cSuffixes );
if ( aSuffixes.Search( aWord.GetChar(nLastChar) ) != STRING_NOTFOUND )
aWord.Erase( nLastChar, 1 );
// because perhaps TestTools throws an error
sal_Bool bWasError = SbxBase::IsError();
pAppEdit->GetBasicFrame()->Basic().DebugFindNoErrors( sal_True );
SbxBase* pSBX = StarBASIC::FindSBXInCurrentScope( aWord );
pAppEdit->GetBasicFrame()->Basic().DebugFindNoErrors( sal_False );
DBG_ASSERT( !( !bWasError && SbxBase::IsError()), "Error generated while retrieving Variable data for viewing" );
if ( !bWasError && SbxBase::IsError() )
SbxBase::ResetError();
return pSBX;
}
return NULL;
}
IMPL_LINK( TextEditImp, ShowVarContents, void*, EMPTYARG )
{
String aWord;
SbxBase* pSBX = GetSbxAtMousePos( aWord );
String aHelpText;
Point aPos = GetPointerPosPixel();
if ( pSBX && pSBX->ISA( SbxVariable ) && !pSBX->ISA( SbxMethod ) )
{
SbxVariable* pVar = (SbxVariable*)pSBX;
SbxDataType eType = pVar->GetType();
if ( eType == SbxOBJECT )
{
// Can cause a crash: Type == Object does not mean pVar == Object
if ( pVar->GetObject() && pVar->GetObject()->ISA( SbxObject ) )
aHelpText = ((SbxObject*)(pVar->GetObject()))->GetClassName();
else
aHelpText = CUniString("Object");
}
else if ( eType & SbxARRAY )
aHelpText = CUniString("{...}");
else if ( eType != SbxEMPTY )
{
aHelpText = pVar->GetName();
if ( !aHelpText.Len() ) // Name is not copied in arguments
aHelpText = aWord;
aHelpText += '=';
aHelpText += pVar->GetString();
}
}
if ( aHelpText.Len() && aTipPos != aPos && aTipWord != aWord )
{
if ( nTipId )
Help::HideTip( nTipId );
nTipId = Help::ShowTip( this, Rectangle(), aHelpText );
HideTipTimer.Start();
aTipWord = aWord;
aTipPos = aPos;
}
if ( nTipId && aTipPos != aPos )
{
Help::HideTip( nTipId );
nTipId = 0;
aTipWord = String();
}
return 0;
}
void TextEditImp::BuildKontextMenu( PopupMenu *&pMenu )
{
String aWord;
SbxBase* pSBX = GetSbxAtMousePos( aWord );
if ( pSBX && pSBX->ISA( SbxVariable ) && !pSBX->ISA( SbxMethod ) )
{
SbxVariable* pVar = (SbxVariable*)pSBX;
SbxDataType eType = pVar->GetType();
if ( ( eType & ( SbxVECTOR | SbxARRAY | SbxBYREF )) == 0 )
{
/*
Boolean
Currency
Date
Double
Integer
Long
Object
Single
String
Variant(Empty)
*/
switch ( eType )
{
case SbxBOOL:
case SbxDOUBLE:
case SbxINTEGER:
case SbxLONG:
case SbxSINGLE:
case SbxSTRING:
case SbxVARIANT: // does not occure, instead SbxEMPTY
case SbxEMPTY:
{
pAppEdit->GetBasicFrame()->SetEditVar( pVar );
if ( !pMenu )
pMenu = new PopupMenu();
else
pMenu->InsertSeparator();
pMenu->InsertItem( RID_POPUPEDITVAR, ((BasicFrame*)GetpApp()->GetAppWindow())->GenRealString( GEN_RES_STR1( IDS_EDIT_VAR, aWord ) ) );
}
break;
default:
;
}
}
}
}
DBG_NAME(TextEdit)
TextEdit::TextEdit( AppEdit* pParent, const WinBits& aBits )
: pBreakpointWindow( NULL )
, bFileWasUTF8( sal_False )
, bSaveAsUTF8( sal_False )
, aEdit( pParent, aBits | WB_NOHIDESELECTION )
{
DBG_CTOR(TextEdit,0);
}
TextEdit::~TextEdit()
{DBG_DTOR(TextEdit,0);}
void TextEdit::Highlight( sal_uIntPtr nLine, xub_StrLen nCol1, xub_StrLen nCol2 )
{
if ( nLine ) // Should not occure but at 'Sub expected' in first line
nLine--;
String s = aEdit.pTextEngine->GetText( nLine );
if( nCol1 == STRING_NOTFOUND )
{
// No column given
nCol1 = 0;
nCol2 = STRING_NOTFOUND;
}
if( nCol2 == STRING_NOTFOUND )
{
nCol2 = s.Len();
}
// Adaption to the Precompiler | EditText != Compilied Text
if ( nCol2 > s.Len() )
nCol2 = s.Len();
if ( nCol1 >= nCol2 )
nCol1 = 0;
// Because nCol2 *may* point after the current statement
// (because the next one starts there) there are space
// that must be removed
sal_Bool bColon = sal_False;
while ( s.GetChar( nCol2 ) == ' ' && nCol2 > nCol1 && !bColon )
{
nCol2--;
if ( s.GetChar( nCol2 ) == ':' )
{
nCol2--;
bColon = sal_True;
}
}
aEdit.ViewMoved();
aEdit.pTextView->SetSelection( TextSelection(TextPaM(nLine,nCol2+1), TextPaM(nLine,nCol1)) );
if ( aEdit.ViewMoved() )
{
aEdit.pTextView->SetSelection( TextSelection(TextPaM(TEXT_PARA_ALL,1)) );
aEdit.pTextView->SetSelection( TextSelection(TextPaM((nLine>=2?nLine-2:0),nCol2+1)) );
aEdit.pTextView->SetSelection( TextSelection(TextPaM(nLine,nCol2+1), TextPaM(nLine,nCol1)) );
}
}
void TextEdit::Delete(){ aEdit.pTextView->KeyInput( KeyEvent( 0, KeyCode( KEYFUNC_DELETE ) )); }
void TextEdit::Cut(){ aEdit.pTextView->Cut(); }
void TextEdit::Copy(){ aEdit.pTextView->Copy(); }
void TextEdit::Paste(){ aEdit.pTextView->Paste(); }
void TextEdit::Undo(){ aEdit.pTextView->Undo(); }
void TextEdit::Redo(){ aEdit.pTextView->Redo(); }
String TextEdit::GetSelected(){ return aEdit.pTextView->GetSelected(); }
TextSelection TextEdit::GetSelection() const{ return aEdit.pTextView->GetSelection(); }
void TextEdit::SetSelection( const TextSelection& rSelection ){ aEdit.pTextView->SetSelection( rSelection ); }
sal_uInt16 TextEdit::GetLineNr() const
{
return sal::static_int_cast< sal_uInt16 >(
aEdit.pTextView->GetSelection().GetEnd().GetPara()+1);
}
void TextEdit::ReplaceSelected( const String& rStr ){ aEdit.pTextView->InsertText(rStr); }
sal_Bool TextEdit::IsModified(){ return aEdit.IsModified(); }
String TextEdit::GetText() const
{
return aEdit.pTextEngine->GetText( GetSystemLineEnd() );
}
void TextEdit::SetText( const String& rStr ){ aEdit.pTextEngine->SetText(rStr); aEdit.pTextEngine->SetModified( sal_False ); }
void TextEdit::SetModifyHdl( Link l ){ aEdit.SetModifyHdl(l); }
sal_Bool TextEdit::HasText() const { return aEdit.pTextEngine->GetTextLen() > 0; }
// Search from the beginning or at mark + 1
sal_Bool TextEdit::Find( const String& s )
{
DBG_CHKTHIS(TextEdit,0);
TextSelection aSelection = aEdit.pTextView->GetSelection();
sal_uIntPtr nPara = aSelection.GetStart().GetPara();
xub_StrLen nIndex = aSelection.GetStart().GetIndex();
if ( aSelection.HasRange() )
nIndex ++;
while ( nPara <= aEdit.pTextEngine->GetParagraphCount() )
{
String aText = aEdit.pTextEngine->GetText( nPara );
nIndex = aText.Search( s, nIndex );
if( nIndex != STRING_NOTFOUND )
{
aEdit.pTextView->SetSelection( TextSelection( TextPaM( nPara, nIndex ), TextPaM( nPara, nIndex + s.Len() ) ) );
return sal_True;
}
nIndex = 0;
nPara++;
}
return sal_False;
}
sal_Bool TextEdit::Load( const String& aName )
{
DBG_CHKTHIS(TextEdit,0);
sal_Bool bOk = sal_True;
SvFileStream aStrm( aName, STREAM_STD_READ );
if( aStrm.IsOpen() )
{
String aText, aLine, aLineBreak;
sal_Bool bIsFirstLine = sal_True;
aLineBreak += '\n';
aLineBreak.ConvertLineEnd();
rtl_TextEncoding aFileEncoding = RTL_TEXTENCODING_IBM_850;
while( !aStrm.IsEof() && bOk )
{
aStrm.ReadByteStringLine( aLine, aFileEncoding );
if ( bIsFirstLine && IsTTSignatureForUnicodeTextfile( aLine ) )
{
aFileEncoding = RTL_TEXTENCODING_UTF8;
bFileWasUTF8 = sal_True;
}
else
{
if ( !bIsFirstLine )
aText += aLineBreak;
aText += aLine;
bIsFirstLine = sal_False;
}
if( aStrm.GetError() != SVSTREAM_OK )
bOk = sal_False;
}
SetText( aText );
}
else
bOk = sal_False;
return bOk;
}
sal_Bool TextEdit::Save( const String& aName )
{
DBG_CHKTHIS(TextEdit,0);
sal_Bool bOk = sal_True;
SvFileStream aStrm( aName, STREAM_STD_WRITE | STREAM_TRUNC );
rtl_TextEncoding aFileEncoding = RTL_TEXTENCODING_IBM_850;
if( aStrm.IsOpen() )
{
if ( bFileWasUTF8 || bSaveAsUTF8 )
{
aStrm << TT_SIGNATURE_FOR_UNICODE_TEXTFILES;
aStrm << sal_Char(_LF);
aFileEncoding = RTL_TEXTENCODING_UTF8;
}
String aSave = GetText();
aSave.ConvertLineEnd(LINEEND_LF);
aStrm << rtl::OUStringToOString(aSave, aFileEncoding).getStr();
if( aStrm.GetError() != SVSTREAM_OK )
bOk = sal_False;
else
aEdit.pTextEngine->SetModified(sal_False);
} else bOk = sal_False;
return bOk;
}
void TextEdit::BuildKontextMenu( PopupMenu *&pMenu )
{
DataEdit::BuildKontextMenu( pMenu );
aEdit.BuildKontextMenu( pMenu );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */