/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/


// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_basic.hxx"

#ifndef _MSGBOX_HXX //autogen
#include <vcl/msgbox.hxx>
#endif
#include <basic/sbx.hxx>
#include <svtools/texteng.hxx>
#include <svtools/textview.hxx>
#include <basic/sbmeth.hxx>
#include <svtools/stringtransfer.hxx>

#ifndef _BASIC_TTRESHLP_HXX
#include <basic/ttstrhlp.hxx>
#endif

#include "basic.hrc"
#include "status.hxx"
#include "appbased.hxx"
#include "brkpnts.hxx"
#include <basic/testtool.hxx>      // defines for Syntaxhighlighting
#include "basrid.hxx"


TYPEINIT1(AppBasEd,AppEdit);
AppBasEd::AppBasEd( BasicFrame* pParent, SbModule* p )
: AppEdit( pParent )
, pBreakpoints( NULL )
{
	pBreakpoints = new BreakpointWindow( this );
	pBreakpoints->SetFont( ((TextEdit*)pDataEdit)->GetTextEditImp().pTextEngine->GetFont() );

	pBreakpoints->Show();


	((TextEdit*)pDataEdit)->GetTextEditImp().pTextView->SetAutoIndentMode( sal_True );
	((TextEdit*)pDataEdit)->GetTextEditImp().pTextEngine->SetMaxTextLen( STRING_MAXLEN );
//	((TextEdit*)pDataEdit)->GetTextEditImp().pTextEngine->SetWordDelimiters( CUniString(" ,.;:(){}[]\"'+-*/<>^\\") );
	((TextEdit*)pDataEdit)->GetTextEditImp().SyntaxHighlight( sal_True );
	((TextEdit*)pDataEdit)->SaveAsUTF8( sal_True );

	String aEmpty;

	pMod = p;
	if( !pMod )
	{
		String aModName = *pNoName;
		aModName += String::CreateFromInt32( nCount );
		pMod = pFrame->Basic().MakeModule( aModName, aEmpty );
	}
	bCompiled = pMod->IsCompiled();

	pBreakpoints->SetModule( pMod );

	// Define icon:
//	pIcon = new Icon( ResId( RID_WORKICON ) );
//	if( pIcon ) SetIcon( *pIcon );

	SetText( pMod->GetName() );
	pDataEdit->SetText( pMod->GetSource() );

	// If a module was given, load the source from harddisk
	if ( p )
		LoadSource();

	// Dispatch event AFTER loading the sourcecode
	((TextEdit*)pDataEdit)->SetBreakpointWindow( pBreakpoints );

	// Touch compile flag
	pDataEdit->SetModifyHdl( LINK( this, AppBasEd, EditChange ) );

}

AppBasEd::~AppBasEd()
{
	pBreakpoints->SaveBreakpoints( GetText() );
	delete pBreakpoints;
	pMod->SetName( CUniString("--").Append( pMod->GetName() ) );
}

void AppBasEd::Notify( SfxBroadcaster&, const SfxHint& rHint )
{
	const SfxSimpleHint* p = PTR_CAST(SfxSimpleHint,&rHint);
	if( p )
	{
		sal_uIntPtr nHintId = p->GetId();
		if( nHintId == SBX_HINT_LANGUAGE_EXTENSION_LOADED )
		{
			((TextEdit*)pDataEdit)->GetTextEditImp().InvalidateSyntaxHighlight();
		}
	}
}

FileType AppBasEd::GetFileType()
{
	return FT_BASIC_SOURCE;
}

IMPL_LINK_INLINE_START( AppBasEd, EditChange, void *, p )
{
    (void) p; /* avoid warning about unused parameter */ 
	bCompiled = sal_False;
	return sal_True;
}
IMPL_LINK_INLINE_END( AppBasEd, EditChange, void *, p )

// Set up the menu
long AppBasEd::InitMenu( Menu* pMenu )
{
	AppEdit::InitMenu (pMenu );
	sal_Bool bRunning = pFrame->Basic().IsRunning();
	pMenu->EnableItem( RID_RUNCOMPILE,	!bCompiled && !bRunning );
	return sal_True;
}

long AppBasEd::DeInitMenu( Menu* pMenu )
{
	AppEdit::DeInitMenu (pMenu );
	pMenu->EnableItem( RID_RUNCOMPILE );
	return sal_True;
}

// Menu Handler
void AppBasEd::Command( const CommandEvent& rCEvt )
{
	switch( rCEvt.GetCommand() ) {
		case RID_TOGLEBRKPNT:
			((TextEdit*)pDataEdit)->GetBreakpointWindow()->ToggleBreakpoint( pDataEdit->GetLineNr() );
			break;
		default:
			AppEdit::Command( rCEvt );
	}
}

void AppBasEd::Resize()
{
  if( pDataEdit ) 
  {
    AppEdit::Resize();

    // Insert breakpoint window
    Size aEditSize = pDataEdit->GetSizePixel();
    Point aEditPos = pDataEdit->GetPosPixel();

    pBreakpoints->SetPosPixel( aEditPos );

    aEditPos.X() += BREAKPOINTSWIDTH;
    pDataEdit->SetPosPixel( aEditPos );
    aEditSize.Width() -= BREAKPOINTSWIDTH;
    pDataEdit->SetSizePixel( aEditSize );

    aEditSize.Width() = BREAKPOINTSWIDTH;
    pBreakpoints->SetSizePixel( aEditSize );
  }
}

void AppBasEd::PostLoad()
{
	pMod->SetName( GetText() );
	pMod->Clear();
	pMod->SetSource( pDataEdit->GetText() );
	bCompiled = sal_False;  // because the code might have changed in the meantime
	AppEdit::PostLoad();

	pBreakpoints->LoadBreakpoints( GetText() );
}

sal_uInt16 AppBasEd::ImplSave()
{
	pBreakpoints->SaveBreakpoints( GetText() );
	return AppEdit::ImplSave();
}

void AppBasEd::Reload()
{
	TextSelection aSelMemo = pDataEdit->GetSelection();
	LoadSource();
	pDataEdit->SetSelection( aSelMemo );
}

// Reload source code file after change
void AppBasEd::LoadSource()
{
	sal_Bool bErr;

//	if( pDataEdit->GetText().Len() != 0 ) return;
	String aName = pMod->GetName();
	bErr = !pDataEdit->Load( aName );
	pBreakpoints->LoadBreakpoints( GetText() );
	if( bErr )
		ErrorBox( this, SttResId( IDS_READERROR ) ).Execute();
	else
		UpdateFileInfo( HAS_BEEN_LOADED );
	bCompiled = sal_False;  // because the code might have changed in the meantime
}

// Save as (new name)
void AppBasEd::PostSaveAs()
{
	pMod->SetName( GetText() );
	AppEdit::PostSaveAs();
}

// Compile
sal_Bool AppBasEd::Compile()
{
	if( !pDataEdit->HasText() || bCompiled )
		return sal_True;
	pMod->SetSource( pDataEdit->GetText() );
	sal_Bool bRes = sal_False;
	if( pFrame->Basic().Compile( pMod ) )
	{
		bRes = sal_True;
		if( pFrame->bDisas )
			Disassemble();
		TextSelection aSel( pDataEdit->GetSelection() );
		String aString;
		pFrame->pStatus->Message( aString );
		if( aSel.HasRange() )
		  aSel.GetStart() = aSel.GetEnd(), pDataEdit->SetSelection( aSel );

		pBreakpoints->SetBPsInModule();
	}
	else
	{
		BasicError* pErr = pFrame->Basic().aErrors.First();
		if( pErr ) pErr->Show();
	}
	return bCompiled = bRes;
}

void AppBasEd::Disassemble()
{
	String aText;
	if( pFrame->Basic().Disassemble( pMod, aText ) )
		::svt::OStringTransfer::CopyString( aText, this );
}

void AppBasEd::Run()
{
    pFrame->Basic().Reset();
    SbxArray* pAllModules = pFrame->Basic().GetModules();
    for (sal_uInt16 i = 0; i < pAllModules->Count(); i++)
    {
        if ( (pAllModules->Get(i)->GetName()).Copy(0,2).CompareToAscii( "--" ) == COMPARE_EQUAL )
        {
            // Little hack to get around basic
            SbxVariableRef pRMod = pAllModules->Get(i);
            pFrame->Basic().Remove(pRMod);
            i--;
        }
    }

    SbMethod* pMain = (SbMethod*) pMod->Find( CUniString("Main"), SbxCLASS_METHOD );
    if( pMain )
    {
        pMain->SetDebugFlags( pFrame->nFlags );
        // Triggers a call!
        pFrame->SetAppMode( String( SttResId( IDS_APPMODE_RUN ) ) );
        pMain->Run();
        if (aBasicApp.pFrame)
        {
            BasicError* pErr = aBasicApp.pFrame->Basic().aErrors.First();
            if( pErr ) 
                pErr->Show();
            aBasicApp.pFrame->SetAppMode( String() );
        }
        pMain->SetDebugFlags( 0 );
    }
}