a34d9e3619
Change-Id: I6953958b4429dd0fa1a44d02b0b49618f97baf90 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/176500 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
273 lines
9.7 KiB
C++
273 lines
9.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <controls/table/mousefunction.hxx>
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#include <controls/table/tablecontrolinterface.hxx>
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#include <controls/table/tablesort.hxx>
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#include <comphelper/diagnose_ex.hxx>
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#include <vcl/ptrstyle.hxx>
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namespace svt::table
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{
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//= ColumnResize
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FunctionResult ColumnResize::handleMouseMove( ITableControl& i_tableControl, MouseEvent const & i_event )
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{
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Point const aPoint = i_event.GetPosPixel();
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if ( m_nResizingColumn == COL_INVALID )
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{
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// if we hit a column divider, change the mouse pointer accordingly
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PointerStyle aNewPointer( PointerStyle::Arrow );
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TableCell const tableCell = i_tableControl.hitTest( aPoint );
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if ( ( tableCell.nRow == ROW_COL_HEADERS ) && ( tableCell.eArea == ColumnDivider ) )
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{
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aNewPointer = PointerStyle::HSplit;
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}
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i_tableControl.setPointer( aNewPointer );
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return SkipFunction; // TODO: is this correct?
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}
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::Size const tableSize = i_tableControl.getTableSizePixel();
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// set proper pointer
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PointerStyle aNewPointer( PointerStyle::Arrow );
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ColumnMetrics const columnMetrics( i_tableControl.getColumnMetrics( m_nResizingColumn ) );
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if ( ( aPoint.X() > tableSize.Width() )
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|| ( aPoint.X() < columnMetrics.nStartPixel )
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)
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{
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aNewPointer = PointerStyle::NotAllowed;
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}
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else
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{
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aNewPointer = PointerStyle::HSplit;
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}
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i_tableControl.setPointer( aNewPointer );
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// show tracking line
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i_tableControl.hideTracking();
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i_tableControl.showTracking(
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tools::Rectangle(
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Point( aPoint.X(), 0 ),
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Size( 1, tableSize.Height() )
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),
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ShowTrackFlags::Split | ShowTrackFlags::TrackWindow
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);
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return ContinueFunction;
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}
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FunctionResult ColumnResize::handleMouseDown( ITableControl& i_tableControl, MouseEvent const & i_event )
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{
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if ( m_nResizingColumn != COL_INVALID )
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{
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OSL_ENSURE( false, "ColumnResize::handleMouseDown: suspicious: MouseButtonDown while still tracking?" );
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return ContinueFunction;
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}
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TableCell const tableCell( i_tableControl.hitTest( i_event.GetPosPixel() ) );
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if ( tableCell.nRow == ROW_COL_HEADERS )
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{
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if ( ( tableCell.nColumn != COL_INVALID )
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&& ( tableCell.eArea == ColumnDivider )
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)
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{
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m_nResizingColumn = tableCell.nColumn;
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i_tableControl.captureMouse();
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return ActivateFunction;
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}
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}
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return SkipFunction;
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}
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FunctionResult ColumnResize::handleMouseUp( ITableControl& i_tableControl, MouseEvent const & i_event )
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{
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if ( m_nResizingColumn == COL_INVALID )
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return SkipFunction;
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Point const aPoint = i_event.GetPosPixel();
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i_tableControl.hideTracking();
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PColumnModel const pColumn = i_tableControl.getModel()->getColumnModel( m_nResizingColumn );
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tools::Long const maxWidthLogical = pColumn->getMaxWidth();
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tools::Long const minWidthLogical = pColumn->getMinWidth();
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// new position of mouse
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tools::Long const requestedEnd = aPoint.X();
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// old position of right border
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tools::Long const oldEnd = i_tableControl.getColumnMetrics( m_nResizingColumn ).nEndPixel;
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// position of left border if cursor in the to-be-resized column
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tools::Long const columnStart = i_tableControl.getColumnMetrics( m_nResizingColumn ).nStartPixel;
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tools::Long const requestedWidth = requestedEnd - columnStart;
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// TODO: this is not correct, strictly: It assumes that the mouse was pressed exactly on the "end" pos,
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// but for a while now, we have relaxed this, and allow clicking a few pixels aside, too
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if ( requestedEnd >= columnStart )
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{
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tools::Long requestedWidthLogical = i_tableControl.pixelWidthToAppFont( requestedWidth );
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// respect column width limits
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if ( oldEnd > requestedEnd )
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{
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// column has become smaller, check against minimum width
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if ( ( minWidthLogical != 0 ) && ( requestedWidthLogical < minWidthLogical ) )
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requestedWidthLogical = minWidthLogical;
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}
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else if ( oldEnd < requestedEnd )
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{
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// column has become larger, check against max width
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if ( ( maxWidthLogical != 0 ) && ( requestedWidthLogical >= maxWidthLogical ) )
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requestedWidthLogical = maxWidthLogical;
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}
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pColumn->setWidth( requestedWidthLogical );
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i_tableControl.invalidate( TableArea::All );
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}
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i_tableControl.setPointer( PointerStyle::Arrow );
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i_tableControl.releaseMouse();
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m_nResizingColumn = COL_INVALID;
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return DeactivateFunction;
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}
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//= RowSelection
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FunctionResult RowSelection::handleMouseMove( ITableControl&, MouseEvent const & )
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{
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return SkipFunction;
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}
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FunctionResult RowSelection::handleMouseDown( ITableControl& i_tableControl, MouseEvent const & i_event )
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{
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bool handled = false;
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TableCell const tableCell( i_tableControl.hitTest( i_event.GetPosPixel() ) );
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if ( tableCell.nRow >= 0 )
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{
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if ( i_tableControl.getSelEngine()->GetSelectionMode() == SelectionMode::NONE )
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{
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i_tableControl.activateCell( tableCell.nColumn, tableCell.nRow );
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handled = true;
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}
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else
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{
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handled = i_tableControl.getSelEngine()->SelMouseButtonDown( i_event );
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}
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}
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if ( handled )
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m_bActive = true;
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return handled ? ActivateFunction : SkipFunction;
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}
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FunctionResult RowSelection::handleMouseUp( ITableControl& i_tableControl, MouseEvent const & i_event )
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{
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TableCell const tableCell = i_tableControl.hitTest( i_event.GetPosPixel() );
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if ( tableCell.nRow >= 0 )
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{
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if ( i_tableControl.getSelEngine()->GetSelectionMode() != SelectionMode::NONE )
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{
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i_tableControl.getSelEngine()->SelMouseButtonUp( i_event );
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}
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}
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if ( m_bActive )
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{
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m_bActive = false;
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return DeactivateFunction;
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}
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return SkipFunction;
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}
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//= ColumnSortHandler
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FunctionResult ColumnSortHandler::handleMouseMove( ITableControl&, MouseEvent const & )
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{
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return SkipFunction;
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}
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FunctionResult ColumnSortHandler::handleMouseDown( ITableControl& i_tableControl, MouseEvent const & i_event )
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{
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if ( m_nActiveColumn != COL_INVALID )
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{
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OSL_ENSURE( false, "ColumnSortHandler::handleMouseDown: called while already active - suspicious!" );
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return ContinueFunction;
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}
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if ( i_tableControl.getModel()->getSortAdapter() == nullptr )
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// no sorting support at the model
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return SkipFunction;
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TableCell const tableCell( i_tableControl.hitTest( i_event.GetPosPixel() ) );
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if ( ( tableCell.nRow != ROW_COL_HEADERS ) || ( tableCell.nColumn < 0 ) )
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return SkipFunction;
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// TODO: ensure the column header is rendered in some special way, indicating its current state
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m_nActiveColumn = tableCell.nColumn;
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return ActivateFunction;
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}
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FunctionResult ColumnSortHandler::handleMouseUp( ITableControl& i_tableControl, MouseEvent const & i_event )
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{
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if ( m_nActiveColumn == COL_INVALID )
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return SkipFunction;
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TableCell const tableCell( i_tableControl.hitTest( i_event.GetPosPixel() ) );
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if ( ( tableCell.nRow == ROW_COL_HEADERS ) && ( tableCell.nColumn == m_nActiveColumn ) )
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{
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ITableDataSort* pSort = i_tableControl.getModel()->getSortAdapter();
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ENSURE_OR_RETURN( pSort != nullptr, "ColumnSortHandler::handleMouseUp: somebody is mocking with us!", DeactivateFunction );
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// in handleMousButtonDown, the model claimed to have sort support ...
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ColumnSortDirection eSortDirection = ColumnSortAscending;
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ColumnSort const aCurrentSort = pSort->getCurrentSortOrder();
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if ( aCurrentSort.nColumnPos == m_nActiveColumn )
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// invert existing sort order
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eSortDirection = ( aCurrentSort.eSortDirection == ColumnSortAscending ) ? ColumnSortDescending : ColumnSortAscending;
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pSort->sortByColumn( m_nActiveColumn, eSortDirection );
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}
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m_nActiveColumn = COL_INVALID;
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return DeactivateFunction;
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}
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} // namespace svt::table
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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