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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
#include <csvcontrol.hxx>
#include <vcl/keycodes.hxx>
#include <vcl/outdev.hxx>
#include <vcl/settings.hxx>
ScCsvLayoutData::ScCsvLayoutData() :
mnPosCount( 1 ),
mnPosOffset( 0 ),
mnWinWidth( 1 ),
mnHdrWidth( 0 ),
mnCharWidth( 1 ),
mnLineCount( 1 ),
mnLineOffset( 0 ),
mnWinHeight( 1 ),
mnHdrHeight( 0 ),
mnLineHeight( 1 ),
mnPosCursor( CSV_POS_INVALID ),
mnColCursor( 0 ),
mnNoRepaint( 0 ),
mbAppRTL( AllSettings::GetLayoutRTL() )
{
}
ScCsvDiff ScCsvLayoutData::GetDiff( const ScCsvLayoutData& rData ) const
{
ScCsvDiff nRet = ScCsvDiff::Equal;
if( mnPosCount != rData.mnPosCount ) nRet |= ScCsvDiff::PosCount;
if( mnPosOffset != rData.mnPosOffset ) nRet |= ScCsvDiff::PosOffset;
if( mnHdrWidth != rData.mnHdrWidth ) nRet |= ScCsvDiff::HeaderWidth;
if( mnCharWidth != rData.mnCharWidth ) nRet |= ScCsvDiff::CharWidth;
if( mnLineCount != rData.mnLineCount ) nRet |= ScCsvDiff::LineCount;
if( mnLineOffset != rData.mnLineOffset ) nRet |= ScCsvDiff::LineOffset;
if( mnHdrHeight != rData.mnHdrHeight ) nRet |= ScCsvDiff::HeaderHeight;
if( mnLineHeight != rData.mnLineHeight ) nRet |= ScCsvDiff::LineHeight;
if( mnPosCursor != rData.mnPosCursor ) nRet |= ScCsvDiff::RulerCursor;
if( mnColCursor != rData.mnColCursor ) nRet |= ScCsvDiff::GridCursor;
return nRet;
}
ScCsvControl::ScCsvControl(const ScCsvLayoutData& rData)
: mrData(rData)
, mbValidGfx(false)
{
}
ScCsvControl::~ScCsvControl()
{
if( mxAccessible.is() )
mxAccessible->dispose();
mxAccessible = nullptr; // lp#1566050: prevent cyclic reference zombies
}
// event handling -------------------------------------------------------------
void ScCsvControl::GetFocus()
{
weld::CustomWidgetController::GetFocus();
AccSendFocusEvent( true );
}
void ScCsvControl::LoseFocus()
{
weld::CustomWidgetController::LoseFocus();
AccSendFocusEvent( false );
}
void ScCsvControl::AccSendFocusEvent( bool bFocused )
{
if( mxAccessible.is() )
mxAccessible->SendFocusEvent( bFocused );
}
void ScCsvControl::AccSendCaretEvent()
{
if( mxAccessible.is() )
mxAccessible->SendCaretEvent();
}
void ScCsvControl::AccSendVisibleEvent()
{
if( mxAccessible.is() )
mxAccessible->SendVisibleEvent();
}
void ScCsvControl::AccSendSelectionEvent()
{
if( mxAccessible.is() )
mxAccessible->SendSelectionEvent();
}
void ScCsvControl::AccSendTableUpdateEvent( sal_uInt32 nFirstColumn, sal_uInt32 nLastColumn, bool bAllRows )
{
if( mxAccessible.is() )
mxAccessible->SendTableUpdateEvent( nFirstColumn, nLastColumn, bAllRows );
}
void ScCsvControl::AccSendInsertColumnEvent( sal_uInt32 nFirstColumn, sal_uInt32 nLastColumn )
{
if( mxAccessible.is() )
mxAccessible->SendInsertColumnEvent( nFirstColumn, nLastColumn );
}
void ScCsvControl::AccSendRemoveColumnEvent( sal_uInt32 nFirstColumn, sal_uInt32 nLastColumn )
{
if( mxAccessible.is() )
mxAccessible->SendRemoveColumnEvent( nFirstColumn, nLastColumn );
}
// repaint helpers ------------------------------------------------------------
void ScCsvControl::Repaint( bool bInvalidate )
{
if( bInvalidate )
InvalidateGfx();
if( !IsNoRepaint() )
Execute( CSVCMD_REPAINT );
}
void ScCsvControl::DisableRepaint()
{
++mrData.mnNoRepaint;
}
void ScCsvControl::EnableRepaint()
{
OSL_ENSURE( IsNoRepaint(), "ScCsvControl::EnableRepaint - invalid call" );
--mrData.mnNoRepaint;
Repaint();
}
// command handling -----------------------------------------------------------
void ScCsvControl::Execute( ScCsvCmdType eType, sal_Int32 nParam1, sal_Int32 nParam2 )
{
maCmd.Set( eType, nParam1, nParam2 );
maCmdHdl.Call( *this );
}
// layout helpers -------------------------------------------------------------
sal_Int32 ScCsvControl::GetVisPosCount() const
{
return (mrData.mnWinWidth - GetHdrWidth()) / GetCharWidth();
}
sal_Int32 ScCsvControl::GetMaxPosOffset() const
{
return std::max<sal_Int32>( GetPosCount() - GetVisPosCount() + 2, 0 );
}
bool ScCsvControl::IsValidSplitPos( sal_Int32 nPos ) const
{
return (0 < nPos) && (nPos < GetPosCount() );
}
bool ScCsvControl::IsVisibleSplitPos( sal_Int32 nPos ) const
{
return IsValidSplitPos( nPos ) && (GetFirstVisPos() <= nPos) && (nPos <= GetLastVisPos());
}
sal_Int32 ScCsvControl::GetHdrX() const
{
return IsRTL() ? (mrData.mnWinWidth - GetHdrWidth()) : 0;
}
sal_Int32 ScCsvControl::GetFirstX() const
{
return IsRTL() ? 0 : GetHdrWidth();
}
sal_Int32 ScCsvControl::GetLastX() const
{
return mrData.mnWinWidth - (IsRTL() ? GetHdrWidth() : 0) - 1;
}
sal_Int32 ScCsvControl::GetX( sal_Int32 nPos ) const
{
return GetFirstX() + (nPos - GetFirstVisPos()) * GetCharWidth();
}
sal_Int32 ScCsvControl::GetPosFromX( sal_Int32 nX ) const
{
return (nX - GetFirstX() + GetCharWidth() / 2) / GetCharWidth() + GetFirstVisPos();
}
sal_Int32 ScCsvControl::GetVisLineCount() const
{
return (mrData.mnWinHeight - GetHdrHeight() - 2) / GetLineHeight() + 1;
}
sal_Int32 ScCsvControl::GetLastVisLine() const
{
return std::min( GetFirstVisLine() + GetVisLineCount(), GetLineCount() ) - 1;
}
sal_Int32 ScCsvControl::GetMaxLineOffset() const
{
return std::max<sal_Int32>( GetLineCount() - GetVisLineCount() + 1, 0 );
}
bool ScCsvControl::IsValidLine( sal_Int32 nLine ) const
{
return (0 <= nLine) && (nLine < GetLineCount());
}
bool ScCsvControl::IsVisibleLine( sal_Int32 nLine ) const
{
return IsValidLine( nLine ) && (GetFirstVisLine() <= nLine) && (nLine <= GetLastVisLine());
}
sal_Int32 ScCsvControl::GetY( sal_Int32 nLine ) const
{
return GetHdrHeight() + (nLine - GetFirstVisLine()) * GetLineHeight();
}
sal_Int32 ScCsvControl::GetLineFromY( sal_Int32 nY ) const
{
return (nY - GetHdrHeight()) / GetLineHeight() + GetFirstVisLine();
}
// static helpers -------------------------------------------------------------
void ScCsvControl::ImplInvertRect( OutputDevice& rOutDev, const tools::Rectangle& rRect )
{
rOutDev.Push( vcl::PushFlags::LINECOLOR | vcl::PushFlags::FILLCOLOR | vcl::PushFlags::RASTEROP );
rOutDev.SetLineColor( COL_BLACK );
rOutDev.SetFillColor( COL_BLACK );
rOutDev.SetRasterOp( RasterOp::Invert );
rOutDev.DrawRect( rRect );
rOutDev.Pop();
}
ScMoveMode ScCsvControl::GetHorzDirection( sal_uInt16 nCode, bool bHomeEnd )
{
switch( nCode )
{
case KEY_LEFT: return MOVE_PREV;
case KEY_RIGHT: return MOVE_NEXT;
}
if( bHomeEnd ) switch( nCode )
{
case KEY_HOME: return MOVE_FIRST;
case KEY_END: return MOVE_LAST;
}
return MOVE_NONE;
}
ScMoveMode ScCsvControl::GetVertDirection( sal_uInt16 nCode, bool bHomeEnd )
{
switch( nCode )
{
case KEY_UP: return MOVE_PREV;
case KEY_DOWN: return MOVE_NEXT;
case KEY_PAGEUP: return MOVE_PREVPAGE;
case KEY_PAGEDOWN: return MOVE_NEXTPAGE;
}
if( bHomeEnd ) switch( nCode )
{
case KEY_HOME: return MOVE_FIRST;
case KEY_END: return MOVE_LAST;
}
return MOVE_NONE;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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