640 lines
19 KiB
C++
640 lines
19 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
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* Copyright (C) 2012-18 KiCad Developers, see change_log.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <fctsys.h>
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#include <grid_tricks.h>
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#include <wx/tokenzr.h>
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#include <wx/clipbrd.h>
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#include <widgets/grid_readonly_text_helpers.h>
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// It works for table data on clipboard for an Excell spreadsheet,
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// why not us too for now.
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#define COL_SEP wxT( '\t' )
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#define ROW_SEP wxT( '\n' )
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GRID_TRICKS::GRID_TRICKS( WX_GRID* aGrid ):
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m_grid( aGrid )
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{
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m_sel_row_start = 0;
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m_sel_col_start = 0;
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m_sel_row_count = 0;
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m_sel_col_count = 0;
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aGrid->Connect( wxEVT_GRID_CELL_LEFT_CLICK, wxGridEventHandler( GRID_TRICKS::onGridCellLeftClick ), NULL, this );
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aGrid->Connect( wxEVT_GRID_CELL_LEFT_DCLICK, wxGridEventHandler( GRID_TRICKS::onGridCellLeftDClick ), NULL, this );
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aGrid->Connect( wxEVT_GRID_CELL_RIGHT_CLICK, wxGridEventHandler( GRID_TRICKS::onGridCellRightClick ), NULL, this );
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aGrid->Connect( wxEVT_GRID_LABEL_RIGHT_CLICK, wxGridEventHandler( GRID_TRICKS::onGridLabelRightClick ), NULL, this );
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aGrid->Connect( wxEVT_GRID_LABEL_LEFT_CLICK, wxGridEventHandler( GRID_TRICKS::onGridLabelLeftClick ), NULL, this );
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aGrid->Connect( GRIDTRICKS_FIRST_ID, GRIDTRICKS_LAST_ID, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler( GRID_TRICKS::onPopupSelection ), NULL, this );
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aGrid->Connect( wxEVT_KEY_DOWN, wxKeyEventHandler( GRID_TRICKS::onKeyDown ), NULL, this );
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aGrid->Connect( wxEVT_UPDATE_UI, wxUpdateUIEventHandler( GRID_TRICKS::onUpdateUI ), NULL, this );
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}
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bool GRID_TRICKS::toggleCell( int aRow, int aCol, bool aPreserveSelection )
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{
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auto renderer = m_grid->GetCellRenderer( aRow, aCol );
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bool isCheckbox = ( dynamic_cast<wxGridCellBoolRenderer*>( renderer ) != nullptr );
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renderer->DecRef();
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if( isCheckbox )
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{
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if( !aPreserveSelection )
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m_grid->ClearSelection();
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m_grid->SetGridCursor( aRow, aCol );
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wxGridTableBase* model = m_grid->GetTable();
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if( model->CanGetValueAs( aRow, aCol, wxGRID_VALUE_BOOL )
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&& model->CanSetValueAs( aRow, aCol, wxGRID_VALUE_BOOL ) )
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{
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model->SetValueAsBool( aRow, aCol, !model->GetValueAsBool( aRow, aCol ) );
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}
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else // fall back to string processing
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{
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if( model->GetValue( aRow, aCol ) == wxT( "1" ) )
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model->SetValue( aRow, aCol, wxT( "0" ) );
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else
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model->SetValue( aRow, aCol, wxT( "1" ) );
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}
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// Mac needs this for the keyboard events; Linux appears to always need it.
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m_grid->ForceRefresh();
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// Let any clients know
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wxGridEvent event( m_grid->GetId(), wxEVT_GRID_CELL_CHANGED, m_grid, aRow, aCol );
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event.SetString( model->GetValue( aRow, aCol ) );
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m_grid->GetEventHandler()->ProcessEvent( event );
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return true;
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}
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return false;
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}
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bool GRID_TRICKS::showEditor( int aRow, int aCol )
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{
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if( m_grid->GetGridCursorRow() != aRow || m_grid->GetGridCursorCol() != aCol )
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m_grid->SetGridCursor( aRow, aCol );
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if( m_grid->IsEditable() && !m_grid->IsReadOnly( aRow, aCol ) )
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{
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m_grid->ClearSelection();
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if( m_grid->GetSelectionMode() == wxGrid::wxGridSelectRows )
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{
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wxArrayInt rows = m_grid->GetSelectedRows();
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if( rows.size() != 1 || rows.Item( 0 ) != aRow )
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m_grid->SelectRow( aRow );
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}
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// For several reasons we can't enable the control here. There's the whole
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// SetInSetFocus() issue/hack in wxWidgets, and there's also wxGrid's MouseUp
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// handler which doesn't notice it's processing a MouseUp until after it has
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// disabled the editor yet again. So we re-use wxWidgets' slow-click hack,
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// which is processed later in the MouseUp handler.
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//
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// It should be pointed out that the fact that it's wxWidgets' hack doesn't
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// make it any less of a hack. Be extra careful with any modifications here.
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// See, in particular, https://bugs.launchpad.net/kicad/+bug/1817965.
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m_grid->ShowEditorOnMouseUp();
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return true;
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}
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return false;
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}
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void GRID_TRICKS::onGridCellLeftClick( wxGridEvent& aEvent )
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{
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int row = aEvent.GetRow();
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int col = aEvent.GetCol();
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// Don't make users click twice to toggle a checkbox or edit a text cell
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if( !aEvent.GetModifiers() )
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{
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if( toggleCell( row, col ) )
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return;
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if( showEditor( row, col ) )
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return;
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}
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aEvent.Skip();
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}
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void GRID_TRICKS::onGridCellLeftDClick( wxGridEvent& aEvent )
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{
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if( !handleDoubleClick( aEvent ) )
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onGridCellLeftClick( aEvent );
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}
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bool GRID_TRICKS::handleDoubleClick( wxGridEvent& aEvent )
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{
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// Double-click processing must be handled by specific sub-classes
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return false;
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}
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void GRID_TRICKS::getSelectedArea()
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{
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wxGridCellCoordsArray topLeft = m_grid->GetSelectionBlockTopLeft();
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wxGridCellCoordsArray botRight = m_grid->GetSelectionBlockBottomRight();
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wxArrayInt cols = m_grid->GetSelectedCols();
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wxArrayInt rows = m_grid->GetSelectedRows();
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if( topLeft.Count() && botRight.Count() )
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{
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m_sel_row_start = topLeft[0].GetRow();
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m_sel_col_start = topLeft[0].GetCol();
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m_sel_row_count = botRight[0].GetRow() - m_sel_row_start + 1;
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m_sel_col_count = botRight[0].GetCol() - m_sel_col_start + 1;
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}
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else if( cols.Count() )
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{
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m_sel_col_start = cols[0];
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m_sel_col_count = cols.Count();
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m_sel_row_start = 0;
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m_sel_row_count = m_grid->GetNumberRows();
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}
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else if( rows.Count() )
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{
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m_sel_col_start = 0;
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m_sel_col_count = m_grid->GetNumberCols();
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m_sel_row_start = rows[0];
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m_sel_row_count = rows.Count();
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}
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else
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{
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m_sel_row_start = m_grid->GetGridCursorRow();
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m_sel_col_start = m_grid->GetGridCursorCol();
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m_sel_row_count = m_sel_row_start >= 0 ? 1 : 0;
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m_sel_col_count = m_sel_col_start >= 0 ? 1 : 0;
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}
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}
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void GRID_TRICKS::onGridCellRightClick( wxGridEvent& )
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{
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wxMenu menu;
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showPopupMenu( menu );
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}
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void GRID_TRICKS::onGridLabelLeftClick( wxGridEvent& aEvent )
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{
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m_grid->CommitPendingChanges();
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aEvent.Skip();
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}
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void GRID_TRICKS::onGridLabelRightClick( wxGridEvent& )
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{
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wxMenu menu;
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for( int i = 0; i < m_grid->GetNumberCols(); ++i )
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{
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int id = GRIDTRICKS_FIRST_SHOWHIDE + i;
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menu.AppendCheckItem( id, m_grid->GetColLabelValue( i ) );
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menu.Check( id, m_grid->IsColShown( i ) );
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}
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m_grid->PopupMenu( &menu );
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}
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void GRID_TRICKS::showPopupMenu( wxMenu& menu )
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{
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menu.Append( GRIDTRICKS_ID_CUT, _( "Cut\tCTRL+X" ), _( "Clear selected cells placing original contents on clipboard" ) );
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menu.Append( GRIDTRICKS_ID_COPY, _( "Copy\tCTRL+C" ), _( "Copy selected cells to clipboard" ) );
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menu.Append( GRIDTRICKS_ID_PASTE, _( "Paste\tCTRL+V" ), _( "Paste clipboard cells to matrix at current cell" ) );
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menu.Append( GRIDTRICKS_ID_SELECT, _( "Select All\tCTRL+A" ), _( "Select all cells" ) );
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getSelectedArea();
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// if nothing is selected, disable cut and copy.
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if( !m_sel_row_count && !m_sel_col_count )
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{
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menu.Enable( GRIDTRICKS_ID_CUT, false );
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menu.Enable( GRIDTRICKS_ID_COPY, false );
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}
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menu.Enable( GRIDTRICKS_ID_PASTE, false );
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if( wxTheClipboard->Open() )
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{
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if( wxTheClipboard->IsSupported( wxDF_TEXT ) )
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menu.Enable( GRIDTRICKS_ID_PASTE, true );
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wxTheClipboard->Close();
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}
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m_grid->PopupMenu( &menu );
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}
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void GRID_TRICKS::onPopupSelection( wxCommandEvent& event )
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{
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doPopupSelection( event );
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}
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void GRID_TRICKS::doPopupSelection( wxCommandEvent& event )
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{
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int menu_id = event.GetId();
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// assume getSelectedArea() was called by rightClickPopupMenu() and there's
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// no way to have gotten here without that having been called.
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switch( menu_id )
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{
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case GRIDTRICKS_ID_CUT:
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case GRIDTRICKS_ID_COPY:
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cutcopy( menu_id == GRIDTRICKS_ID_CUT );
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break;
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case GRIDTRICKS_ID_PASTE:
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paste_clipboard();
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break;
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case GRIDTRICKS_ID_SELECT:
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m_grid->SelectAll();
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break;
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default:
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if( menu_id >= GRIDTRICKS_FIRST_SHOWHIDE )
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{
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int col = menu_id - GRIDTRICKS_FIRST_SHOWHIDE;
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if( m_grid->IsColShown( col ) )
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m_grid->HideCol( col );
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else
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m_grid->ShowCol( col );
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}
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}
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}
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void GRID_TRICKS::onKeyDown( wxKeyEvent& ev )
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{
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if( isCtl( 'A', ev ) )
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{
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m_grid->SelectAll();
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return;
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}
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else if( isCtl( 'C', ev ) )
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{
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getSelectedArea();
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cutcopy( false );
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return;
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}
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else if( isCtl( 'V', ev ) )
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{
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getSelectedArea();
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paste_clipboard();
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return;
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}
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else if( isCtl( 'X', ev ) )
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{
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getSelectedArea();
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cutcopy( true );
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return;
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}
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// space-bar toggling of checkboxes
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if( ev.GetKeyCode() == ' ' )
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{
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bool retVal = false;
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// If only rows can be selected, only toggle the first cell in a row
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if( m_grid->GetSelectionMode() == wxGrid::wxGridSelectRows )
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{
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wxArrayInt rowSel = m_grid->GetSelectedRows();
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for( unsigned int rowInd = 0; rowInd < rowSel.GetCount(); rowInd++ )
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{
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retVal |= toggleCell( rowSel[rowInd], 0, true );
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}
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}
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// If only columns can be selected, only toggle the first cell in a column
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else if( m_grid->GetSelectionMode() == wxGrid::wxGridSelectColumns )
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{
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wxArrayInt colSel = m_grid->GetSelectedCols();
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for( unsigned int colInd = 0; colInd < colSel.GetCount(); colInd++ )
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{
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retVal |= toggleCell( 0, colSel[colInd], true );
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}
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}
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// If the user can select the individual cells, toggle each cell selected
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else if( m_grid->GetSelectionMode() == wxGrid::wxGridSelectCells )
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{
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wxArrayInt rowSel = m_grid->GetSelectedRows();
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wxArrayInt colSel = m_grid->GetSelectedCols();
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wxGridCellCoordsArray cellSel = m_grid->GetSelectedCells();
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wxGridCellCoordsArray topLeft = m_grid->GetSelectionBlockTopLeft();
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wxGridCellCoordsArray botRight = m_grid->GetSelectionBlockBottomRight();
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// Iterate over every individually selected cell and try to toggle it
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for( unsigned int cellInd = 0; cellInd < cellSel.GetCount(); cellInd++ )
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{
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retVal |= toggleCell( cellSel[cellInd].GetRow(), cellSel[cellInd].GetCol(), true );
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}
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// Iterate over every column and try to toggle each cell in it
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for( unsigned int colInd = 0; colInd < colSel.GetCount(); colInd++ )
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{
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for( int row = 0; row < m_grid->GetNumberRows(); row++ )
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{
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retVal |= toggleCell( row, colSel[colInd], true );
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}
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}
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// Iterate over every row and try to toggle each cell in it
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for( unsigned int rowInd = 0; rowInd < rowSel.GetCount(); rowInd++ )
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{
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for( int col = 0; col < m_grid->GetNumberCols(); col++ )
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{
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retVal |= toggleCell( rowSel[rowInd], col, true );
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}
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}
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// Iterate over the selection blocks
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for( unsigned int blockInd = 0; blockInd < topLeft.GetCount(); blockInd++ )
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{
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wxGridCellCoords start = topLeft[blockInd];
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wxGridCellCoords end = botRight[blockInd];
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for( int row = start.GetRow(); row <= end.GetRow(); row++ )
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{
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for( int col = start.GetCol(); col <= end.GetCol(); col++ )
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{
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retVal |= toggleCell( row, col, true );
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}
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}
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}
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}
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else
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{
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}
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// Return if there were any cells toggled
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if( retVal )
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return;
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}
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// ctrl-tab for exit grid
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#ifdef __APPLE__
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bool ctrl = ev.RawControlDown();
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#else
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bool ctrl = ev.ControlDown();
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#endif
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if( ctrl && ev.GetKeyCode() == WXK_TAB )
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{
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wxWindow* test = m_grid->GetNextSibling();
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if( !test )
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test = m_grid->GetParent()->GetNextSibling();
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while( test && !test->IsTopLevel() )
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{
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test->SetFocus();
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if( test->HasFocus() )
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break;
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if( !test->GetChildren().empty() )
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test = test->GetChildren().front();
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else if( test->GetNextSibling() )
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test = test->GetNextSibling();
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else
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{
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while( test )
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{
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test = test->GetParent();
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if( test && test->IsTopLevel() )
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{
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break;
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}
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else if( test && test->GetNextSibling() )
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{
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test = test->GetNextSibling();
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break;
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}
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}
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}
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}
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return;
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}
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ev.Skip( true );
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}
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void GRID_TRICKS::paste_clipboard()
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{
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if( wxTheClipboard->Open() )
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{
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if( wxTheClipboard->IsSupported( wxDF_TEXT ) )
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{
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wxTextDataObject data;
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wxTheClipboard->GetData( data );
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paste_text( data.GetText() );
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}
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wxTheClipboard->Close();
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m_grid->ForceRefresh();
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}
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}
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void GRID_TRICKS::paste_text( const wxString& cb_text )
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{
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wxGridTableBase* tbl = m_grid->GetTable();
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const int cur_row = m_grid->GetGridCursorRow();
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const int cur_col = m_grid->GetGridCursorCol();
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int start_row;
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int end_row;
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int start_col;
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int end_col;
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bool is_selection = false;
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if( cur_row < 0 || cur_col < 0 )
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{
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wxBell();
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return;
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}
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if( m_grid->GetSelectionMode() == wxGrid::wxGridSelectRows )
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{
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if( m_sel_row_count > 1 )
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is_selection = true;
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}
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else
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{
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if( m_grid->IsSelection() )
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is_selection = true;
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}
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wxStringTokenizer rows( cb_text, ROW_SEP, wxTOKEN_RET_EMPTY );
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// If selection of cells is present
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// then a clipboard pastes to selected cells only.
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if( is_selection )
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{
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start_row = m_sel_row_start;
|
|
end_row = m_sel_row_start + m_sel_row_count;
|
|
start_col = m_sel_col_start;
|
|
end_col = m_sel_col_start + m_sel_col_count;
|
|
}
|
|
// Otherwise, paste whole clipboard
|
|
// starting from cell with cursor.
|
|
else
|
|
{
|
|
start_row = cur_row;
|
|
end_row = cur_row + rows.CountTokens();
|
|
|
|
if( end_row > tbl->GetNumberRows() )
|
|
end_row = tbl->GetNumberRows();
|
|
|
|
start_col = cur_col;
|
|
end_col = start_col; // end_col actual value calculates later
|
|
}
|
|
|
|
for( int row = start_row; row < end_row; ++row )
|
|
{
|
|
// If number of selected rows bigger than count of rows in
|
|
// the clipboard, paste from the clipboard again and again
|
|
// while end of the selection is reached.
|
|
if( !rows.HasMoreTokens() )
|
|
rows.SetString( cb_text, ROW_SEP, wxTOKEN_RET_EMPTY );
|
|
|
|
wxString rowTxt = rows.GetNextToken();
|
|
|
|
wxStringTokenizer cols( rowTxt, COL_SEP, wxTOKEN_RET_EMPTY );
|
|
|
|
if( !is_selection )
|
|
{
|
|
end_col = cur_col + cols.CountTokens();
|
|
|
|
if( end_col > tbl->GetNumberCols() )
|
|
end_col = tbl->GetNumberCols();
|
|
}
|
|
|
|
for( int col = start_col; col < end_col; ++col )
|
|
{
|
|
// If number of selected columns bigger than count of columns in
|
|
// the clipboard, paste from the clipboard again and again while
|
|
// end of the selection is reached.
|
|
if( !cols.HasMoreTokens() )
|
|
cols.SetString( rowTxt, COL_SEP, wxTOKEN_RET_EMPTY );
|
|
|
|
wxString cellTxt = cols.GetNextToken();
|
|
|
|
if( tbl->CanSetValueAs( row, col, wxGRID_VALUE_STRING ) )
|
|
tbl->SetValue( row, col, cellTxt );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void GRID_TRICKS::cutcopy( bool doCut )
|
|
{
|
|
if( wxTheClipboard->Open() )
|
|
{
|
|
wxGridTableBase* tbl = m_grid->GetTable();
|
|
wxString txt;
|
|
|
|
// fill txt with a format that is compatible with most spreadsheets
|
|
for( int row = m_sel_row_start; row < m_sel_row_start + m_sel_row_count; ++row )
|
|
{
|
|
for( int col = m_sel_col_start; col < m_sel_col_start + m_sel_col_count; ++col )
|
|
{
|
|
txt += tbl->GetValue( row, col );
|
|
|
|
if( col < m_sel_col_start + m_sel_col_count - 1 ) // that was not last column
|
|
txt += COL_SEP;
|
|
|
|
if( doCut )
|
|
{
|
|
if( tbl->CanSetValueAs( row, col, wxGRID_VALUE_STRING ) )
|
|
tbl->SetValue( row, col, wxEmptyString );
|
|
}
|
|
}
|
|
txt += ROW_SEP;
|
|
}
|
|
|
|
wxTheClipboard->SetData( new wxTextDataObject( txt ) );
|
|
wxTheClipboard->Close();
|
|
|
|
if( doCut )
|
|
m_grid->ForceRefresh();
|
|
}
|
|
}
|
|
|
|
|
|
void GRID_TRICKS::onUpdateUI( wxUpdateUIEvent& event )
|
|
{
|
|
// Respect ROW selectionMode when moving cursor
|
|
|
|
if( m_grid->GetSelectionMode() == wxGrid::wxGridSelectRows )
|
|
{
|
|
int cursorRow = m_grid->GetGridCursorRow();
|
|
bool cursorInSelectedRow = false;
|
|
|
|
for( int row : m_grid->GetSelectedRows() )
|
|
{
|
|
if( row == cursorRow )
|
|
{
|
|
cursorInSelectedRow = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if( !cursorInSelectedRow && cursorRow >= 0 )
|
|
m_grid->SelectRow( cursorRow );
|
|
}
|
|
}
|