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/* -*- 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>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include "mousefunction.hxx"
#include "svtools/table/tablecontrolinterface.hxx"
#include <tools/diagnose_ex.h>
#include <vcl/window.hxx>
//......................................................................................................................
namespace svt { namespace table
{
//......................................................................................................................
//==================================================================================================================
//= MouseFunction
//==================================================================================================================
//------------------------------------------------------------------------------------------------------------------
oslInterlockedCount MouseFunction::acquire()
{
return osl_incrementInterlockedCount( &m_refCount );
}
//------------------------------------------------------------------------------------------------------------------
oslInterlockedCount MouseFunction::release()
{
oslInterlockedCount newCount = osl_decrementInterlockedCount( &m_refCount );
if ( newCount == 0 )
{
delete this;
return 0;
}
return newCount;
}
//==================================================================================================================
//= ColumnResize
//==================================================================================================================
//------------------------------------------------------------------------------------------------------------------
FunctionResult ColumnResize::handleMouseMove( ITableControl& i_tableControl, MouseEvent const & i_event )
{
Point const aPoint = i_event.GetPosPixel();
if ( m_nResizingColumn == COL_INVALID )
{
// if we hit a column divider, change the mosue pointer accordingly
Pointer aNewPointer( POINTER_ARROW );
TableCell const tableCell = i_tableControl.hitTest( aPoint );
if ( ( tableCell.nRow == ROW_COL_HEADERS ) && ( tableCell.eArea == ColumnDivider ) )
{
aNewPointer = Pointer( POINTER_HSPLIT );
}
i_tableControl.setPointer( aNewPointer );
return SkipFunction; // TODO: is this correct?
}
::Size const tableSize = i_tableControl.getTableSizePixel();
// set proper pointer
Pointer aNewPointer( POINTER_ARROW );
ColumnMetrics const & columnMetrics( i_tableControl.getColumnMetrics( m_nResizingColumn ) );
if ( ( aPoint.X() > tableSize.Width() )
|| ( aPoint.X() < columnMetrics.nStartPixel )
)
{
aNewPointer = Pointer( POINTER_NOTALLOWED );
}
else
{
aNewPointer = Pointer( POINTER_HSPLIT );
}
i_tableControl.setPointer( aNewPointer );
// show tracking line
i_tableControl.hideTracking();
i_tableControl.showTracking(
Rectangle(
Point( aPoint.X(), 0 ),
Size( 1, tableSize.Height() )
),
SHOWTRACK_SPLIT | SHOWTRACK_WINDOW
);
(void)i_event;
return ContinueFunction;
}
//------------------------------------------------------------------------------------------------------------------
FunctionResult ColumnResize::handleMouseDown( ITableControl& i_tableControl, MouseEvent const & i_event )
{
if ( m_nResizingColumn != COL_INVALID )
{
OSL_ENSURE( false, "ColumnResize::handleMouseDown: suspicious: MouseButtonDown while still tracking?" );
return ContinueFunction;
}
TableCell const tableCell( i_tableControl.hitTest( i_event.GetPosPixel() ) );
if ( tableCell.nRow == ROW_COL_HEADERS )
{
if ( ( tableCell.nColumn != COL_INVALID )
&& ( tableCell.eArea == ColumnDivider )
)
{
m_nResizingColumn = tableCell.nColumn;
i_tableControl.captureMouse();
return ActivateFunction;
}
}
return SkipFunction;
}
//------------------------------------------------------------------------------------------------------------------
FunctionResult ColumnResize::handleMouseUp( ITableControl& i_tableControl, MouseEvent const & i_event )
{
if ( m_nResizingColumn == COL_INVALID )
return SkipFunction;
Point const aPoint = i_event.GetPosPixel();
i_tableControl.hideTracking();
PColumnModel const pColumn = i_tableControl.getModel()->getColumnModel( m_nResizingColumn );
long const maxWidthLogical = pColumn->getMaxWidth();
long const minWidthLogical = pColumn->getMinWidth();
// new position of mouse
long const requestedEnd = aPoint.X();
// old position of right border
long const oldEnd = i_tableControl.getColumnMetrics( m_nResizingColumn ).nEndPixel;
// position of left border if cursor in the to-be-resized column
long const columnStart = i_tableControl.getColumnMetrics( m_nResizingColumn ).nStartPixel;
long const requestedWidth = requestedEnd - columnStart;
// TODO: this is not correct, strictly: It assumes that the mouse was pressed exactly on the "end" pos,
// but for a while now, we have relaxed this, and allow clicking a few pixels aside, too
if ( requestedEnd >= columnStart )
{
long requestedWidthLogical = i_tableControl.pixelWidthToAppFont( requestedWidth );
// respect column width limits
if ( oldEnd > requestedEnd )
{
// column has become smaller, check against minimum width
if ( ( minWidthLogical != 0 ) && ( requestedWidthLogical < minWidthLogical ) )
requestedWidthLogical = minWidthLogical;
}
else if ( oldEnd < requestedEnd )
{
// column has become larger, check against max width
if ( ( maxWidthLogical != 0 ) && ( requestedWidthLogical >= maxWidthLogical ) )
requestedWidthLogical = maxWidthLogical;
}
pColumn->setWidth( requestedWidthLogical );
i_tableControl.invalidate( TableAreaAll );
}
i_tableControl.setPointer( Pointer() );
i_tableControl.releaseMouse();
m_nResizingColumn = COL_INVALID;
return DeactivateFunction;
}
//==================================================================================================================
//= RowSelection
//==================================================================================================================
//------------------------------------------------------------------------------------------------------------------
FunctionResult RowSelection::handleMouseMove( ITableControl& i_tableControl, MouseEvent const & i_event )
{
OSL_UNUSED( i_tableControl );
OSL_UNUSED( i_event );
return SkipFunction;
}
//------------------------------------------------------------------------------------------------------------------
FunctionResult RowSelection::handleMouseDown( ITableControl& i_tableControl, MouseEvent const & i_event )
{
bool handled = false;
TableCell const tableCell( i_tableControl.hitTest( i_event.GetPosPixel() ) );
if ( tableCell.nRow >= 0 )
{
bool bSetCursor = false;
if ( i_tableControl.getSelEngine()->GetSelectionMode() == NO_SELECTION )
{
bSetCursor = true;
}
else
{
if ( !i_tableControl.isRowSelected( tableCell.nRow ) )
{
handled = i_tableControl.getSelEngine()->SelMouseButtonDown( i_event );
}
else
{
bSetCursor = true;
}
}
if ( bSetCursor )
{
i_tableControl.activateCell( tableCell.nColumn, tableCell.nRow );
handled = true;
}
}
if ( handled )
m_bActive = true;
return handled ? ActivateFunction : SkipFunction;
}
//------------------------------------------------------------------------------------------------------------------
FunctionResult RowSelection::handleMouseUp( ITableControl& i_tableControl, MouseEvent const & i_event )
{
TableCell const tableCell = i_tableControl.hitTest( i_event.GetPosPixel() );
if ( tableCell.nRow >= 0 )
{
if ( i_tableControl.getSelEngine()->GetSelectionMode() != NO_SELECTION )
{
i_tableControl.getSelEngine()->SelMouseButtonUp( i_event );
}
}
if ( m_bActive )
{
m_bActive = false;
return DeactivateFunction;
}
return SkipFunction;
}
//==================================================================================================================
//= ColumnSortHandler
//==================================================================================================================
//------------------------------------------------------------------------------------------------------------------
FunctionResult ColumnSortHandler::handleMouseMove( ITableControl& i_tableControl, MouseEvent const & i_event )
{
OSL_UNUSED( i_tableControl );
OSL_UNUSED( i_event );
return SkipFunction;
}
//------------------------------------------------------------------------------------------------------------------
FunctionResult ColumnSortHandler::handleMouseDown( ITableControl& i_tableControl, MouseEvent const & i_event )
{
if ( m_nActiveColumn != COL_INVALID )
{
OSL_ENSURE( false, "ColumnSortHandler::handleMouseDown: called while already active - suspicious!" );
return ContinueFunction;
}
if ( i_tableControl.getModel()->getSortAdapter() == NULL )
// no sorting support at the model
return SkipFunction;
TableCell const tableCell( i_tableControl.hitTest( i_event.GetPosPixel() ) );
if ( ( tableCell.nRow != ROW_COL_HEADERS ) || ( tableCell.nColumn < 0 ) )
return SkipFunction;
// TODO: ensure the column header is rendered in some special way, indicating its current state
m_nActiveColumn = tableCell.nColumn;
return ActivateFunction;
}
//------------------------------------------------------------------------------------------------------------------
FunctionResult ColumnSortHandler::handleMouseUp( ITableControl& i_tableControl, MouseEvent const & i_event )
{
if ( m_nActiveColumn == COL_INVALID )
return SkipFunction;
TableCell const tableCell( i_tableControl.hitTest( i_event.GetPosPixel() ) );
if ( ( tableCell.nRow == ROW_COL_HEADERS ) && ( tableCell.nColumn == m_nActiveColumn ) )
{
ITableDataSort* pSort = i_tableControl.getModel()->getSortAdapter();
ENSURE_OR_RETURN( pSort != NULL, "ColumnSortHandler::handleMouseUp: somebody is mocking with us!", DeactivateFunction );
// in handleMousButtonDown, the model claimed to have sort support ...
ColumnSortDirection eSortDirection = ColumnSortAscending;
ColumnSort const aCurrentSort = pSort->getCurrentSortOrder();
if ( aCurrentSort.nColumnPos == m_nActiveColumn )
// invert existing sort order
eSortDirection = ( aCurrentSort.eSortDirection == ColumnSortAscending ) ? ColumnSortDescending : ColumnSortAscending;
pSort->sortByColumn( m_nActiveColumn, eSortDirection );
}
m_nActiveColumn = COL_INVALID;
return DeactivateFunction;
}
//......................................................................................................................
} } // namespace svt::table
//......................................................................................................................
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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