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Diffstat (limited to 'svtools/source/table/mousefunction.cxx')
| -rwxr-xr-x | svtools/source/table/mousefunction.cxx | 320 |
1 files changed, 320 insertions, 0 deletions
diff --git a/svtools/source/table/mousefunction.cxx b/svtools/source/table/mousefunction.cxx new file mode 100755 index 000000000000..20d505e911e9 --- /dev/null +++ b/svtools/source/table/mousefunction.cxx @@ -0,0 +1,320 @@ +/************************************************************************* + * 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 "precompiled_svtools.hxx" + +#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 +//...................................................................................................................... |