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libreoffice/basic/source/app/appedit.cxx
2001-05-04 09:51:40 +00:00

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/*************************************************************************
*
* $RCSfile: appedit.cxx,v $
*
* $Revision: 1.2 $
*
* last change: $Author: gh $ $Date: 2001-05-04 10:51:40 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _TEXTVIEW_HXX //autogen
#include <svtools/textview.hxx>
#endif
#ifndef _TEXTENG_HXX //autogen
#include <svtools/texteng.hxx>
#endif
#ifndef _UNDO_HXX
#include <svtools/undo.hxx>
#endif
#ifndef _BASIC_TTRESHLP_HXX
#include "ttstrhlp.hxx"
#endif
#include "basic.hrc"
#include "appedit.hxx"
#include "brkpnts.hxx"
TYPEINIT1(AppEdit,AppWin);
AppEdit::AppEdit( BasicFrame* pParent )
: AppWin( pParent )
, nCurTextWidth(5)
, pVScroll( NULL )
, pHScroll( NULL )
{
String aEmpty;
// evtl. den Untitled-String laden:
pDataEdit = new TextEdit( this, WB_LEFT );
// Icon definieren:
// pIcon = new Icon( ResId( RID_WORKICON ) );
// if( pIcon ) SetIcon( *pIcon );
pDataEdit->SetText( aEmpty );
pDataEdit->Show();
pVScroll = new ScrollBar( this, WB_VSCROLL|WB_DRAG );
pVScroll->Show();
pVScroll->SetScrollHdl( LINK( this, AppEdit, Scroll ) );
pHScroll = new ScrollBar( this, WB_HSCROLL|WB_DRAG );
pHScroll->Show();
pHScroll->SetScrollHdl( LINK( this, AppEdit, Scroll ) );
InitScrollBars();
}
AppEdit::~AppEdit()
{
DataEdit *pHold = pDataEdit;
pDataEdit = NULL; // Erst abklemmen, dann l<>schen
delete pHold;
delete pHScroll;
delete pVScroll;
}
void AppEdit::Command( const CommandEvent& rCEvt )
{
switch( rCEvt.GetCommand() ) {
case COMMAND_WHEEL:
{
HandleScrollCommand( rCEvt, pHScroll, pVScroll );
}
break;
default:
AppWin::Command( rCEvt );
}
}
IMPL_LINK( AppEdit, Scroll, ScrollBar*, pScroll )
{
if ( !pHScroll || !pVScroll )
return 0;
TextView *pTextView = ((TextEdit*)pDataEdit)->aEdit.pTextView;
pTextView->SetStartDocPos( Point( pHScroll->GetThumbPos(), pVScroll->GetThumbPos() ) );
pTextView->Invalidate();
if ( ((TextEdit*)pDataEdit)->GetBreakpointWindow() )
((TextEdit*)pDataEdit)->GetBreakpointWindow()->Scroll( 0, ((TextEdit*)pDataEdit)->GetBreakpointWindow()->GetCurYOffset() - pTextView->GetStartDocPos().Y() );
return 0L;
}
void AppEdit::InitScrollBars()
{
if ( !pHScroll || !pVScroll )
return;
TextView *pTextView = ((TextEdit*)pDataEdit)->aEdit.pTextView;
// Kopiert und angepasst.
SetScrollBarRanges();
Size aOutSz( pTextView->GetWindow()->GetOutputSizePixel() );
pVScroll->SetVisibleSize( aOutSz.Height() );
pVScroll->SetPageSize( aOutSz.Height() * 8 / 10 );
pVScroll->SetLineSize( GetTextHeight() +2 ); // +2 is empirical. don't know why
pVScroll->SetThumbPos( pTextView->GetStartDocPos().Y() );
pVScroll->Show();
pHScroll->SetVisibleSize( aOutSz.Width() );
pHScroll->SetPageSize( aOutSz.Width() * 8 / 10 );
pHScroll->SetLineSize( GetTextWidth( CUniString("x") ) );
pHScroll->SetThumbPos( pTextView->GetStartDocPos().X() );
pHScroll->Show();
}
void AppEdit::SetScrollBarRanges()
{
// Extra-Methode, nicht InitScrollBars, da auch fuer EditEngine-Events.
if ( !pHScroll || !pVScroll )
return;
pHScroll->SetRange( Range( 0, nCurTextWidth ) );
pVScroll->SetRange( Range( 0, ((TextEdit*)pDataEdit)->aEdit.pTextEngine->GetTextHeight() ) );
}
USHORT AppEdit::GetLineNr(){ return pDataEdit->GetLineNr(); }
FileType AppEdit::GetFileType()
{
return FT_BASIC_SOURCE;
}
// Set up the menu
long AppEdit::InitMenu( Menu* pMenu )
{
AppWin::InitMenu (pMenu );
USHORT UndoCount = ((TextEdit*)pDataEdit)->aEdit.pTextEngine->GetUndoManager().GetUndoActionCount();
USHORT RedoCount = ((TextEdit*)pDataEdit)->aEdit.pTextEngine->GetUndoManager().GetRedoActionCount();
pMenu->EnableItem( RID_EDITUNDO, UndoCount > 0 );
pMenu->EnableItem( RID_EDITREDO, RedoCount > 0 );
return TRUE;
}
long AppEdit::DeInitMenu( Menu* pMenu )
{
AppWin::DeInitMenu (pMenu );
pMenu->EnableItem( RID_EDITUNDO );
pMenu->EnableItem( RID_EDITREDO );
return TRUE;
}
// Sourcecode-Datei laden
void AppEdit::Resize()
{
if( !pDataEdit )
return;
Point rHStart,rVStart;
Size rHSize,rVSize;
Size rNewSize( GetOutputSizePixel() );
if ( pHScroll )
{
rHSize = pHScroll->GetSizePixel();
ULONG nHieght = rHSize.Height();
rNewSize.Height() -= nHieght;
rHStart.Y() = rNewSize.Height();
}
if ( pVScroll )
{
rVSize = pVScroll->GetSizePixel();
ULONG nWidth = rVSize.Width();
rNewSize.Width() -= nWidth;
rVStart.X() = rNewSize.Width();
}
rHSize.Width() = rNewSize.Width();
rVSize.Height() = rNewSize.Height();
if ( pHScroll )
{
pHScroll->SetPosPixel( rHStart );
pHScroll->SetSizePixel( rHSize );
}
if ( pVScroll )
{
pVScroll->SetPosPixel( rVStart );
pVScroll->SetSizePixel( rVSize );
}
pDataEdit->SetPosPixel( Point() );
pDataEdit->SetSizePixel( rNewSize );
TextView *pTextView = ((TextEdit*)pDataEdit)->aEdit.pTextView;
// Kopiert und adaptiert
long nVisY = pTextView->GetStartDocPos().Y();
pTextView->ShowCursor();
Size aOutSz( pTextView->GetWindow()->GetOutputSizePixel() );
long nMaxVisAreaStart = pTextView->GetTextEngine()->GetTextHeight() - aOutSz.Height();
if ( nMaxVisAreaStart < 0 )
nMaxVisAreaStart = 0;
if ( pTextView->GetStartDocPos().Y() > nMaxVisAreaStart )
{
Point aStartDocPos( pTextView->GetStartDocPos() );
aStartDocPos.Y() = nMaxVisAreaStart;
pTextView->SetStartDocPos( aStartDocPos );
pTextView->ShowCursor();
// pModulWindow->GetBreakPointWindow().GetCurYOffset() = aStartDocPos.Y();
}
InitScrollBars();
if ( nVisY != pTextView->GetStartDocPos().Y() )
pTextView->GetWindow()->Invalidate();
}
void AppEdit::PostLoad()
{
}
// mit neuem Namen speichern
void AppEdit::PostSaveAs()
{
}
void AppEdit::Highlight( USHORT nLine, USHORT nCol1, USHORT nCol2 )
{
((TextEdit*)pDataEdit)->Highlight( nLine, nCol1, nCol2 );
ToTop();
}