kicad/eeschema/symbol_editor/symbol_editor_undo_redo.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2007 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2014-2023 KiCad Developers, see AUTHORS.TXT for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
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#include <symbol_edit_frame.h>
#include <lib_symbol_library_manager.h>
#include <widgets/lib_tree.h>
#include <symbol_tree_pane.h>
#include <tool/tool_manager.h>
#include <tools/ee_actions.h>
#include <tools/ee_selection_tool.h>
void SYMBOL_EDIT_FRAME::PushSymbolToUndoList( const wxString& aDescription, LIB_SYMBOL* aSymbolCopy,
UNDO_REDO aUndoType )
{
if( !aSymbolCopy )
return;
PICKED_ITEMS_LIST* lastcmd = new PICKED_ITEMS_LIST();
// Clear current flags (which can be temporary set by a current edit command).
aSymbolCopy->ClearTempFlags();
aSymbolCopy->ClearEditFlags();
aSymbolCopy->SetFlags( UR_TRANSIENT );
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ITEM_PICKER wrapper( GetScreen(), aSymbolCopy, aUndoType );
lastcmd->PushItem( wrapper );
lastcmd->SetDescription( aDescription );
PushCommandToUndoList( lastcmd );
// Clear redo list, because after new save there is no redo to do.
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ClearUndoORRedoList( REDO_LIST );
}
void SYMBOL_EDIT_FRAME::SaveCopyInUndoList( const wxString& aDescription, LIB_SYMBOL* aSymbol,
UNDO_REDO aUndoType )
{
if( aSymbol )
PushSymbolToUndoList( aDescription, new LIB_SYMBOL( *aSymbol ), aUndoType );
}
void SYMBOL_EDIT_FRAME::GetSymbolFromRedoList()
{
if( GetRedoCommandCount() <= 0 )
return;
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// Load the last redo entry
PICKED_ITEMS_LIST* redoCommand = PopCommandFromRedoList();
ITEM_PICKER redoWrapper = redoCommand->PopItem();
wxString description = redoCommand->GetDescription();
delete redoCommand;
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LIB_SYMBOL* symbol = (LIB_SYMBOL*) redoWrapper.GetItem();
UNDO_REDO undoRedoType = redoWrapper.GetStatus();
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wxCHECK( symbol, /* void */ );
symbol->ClearFlags( UR_TRANSIENT );
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// Store the current symbol in the undo buffer
PICKED_ITEMS_LIST* undoCommand = new PICKED_ITEMS_LIST();
LIB_SYMBOL* oldSymbol = m_symbol;
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oldSymbol->SetFlags( UR_TRANSIENT );
ITEM_PICKER undoWrapper( GetScreen(), oldSymbol, undoRedoType );
undoCommand->SetDescription( description );
undoCommand->PushItem( undoWrapper );
PushCommandToUndoList( undoCommand );
// Do not delete the previous symbol by calling SetCurSymbol( symbol )
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// which calls delete <previous symbol>.
// <previous symbol> is now put in undo list and is owned by this list
// Just set the current symbol to the symbol which come from the redo list
m_symbol = symbol;
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if( undoRedoType == UNDO_REDO::LIB_RENAME )
{
wxString lib = GetCurLib();
m_libMgr->UpdateSymbolAfterRename( symbol, oldSymbol->GetName(), lib );
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// Reselect the renamed symbol
m_treePane->GetLibTree()->SelectLibId( LIB_ID( lib, symbol->GetName() ) );
}
RebuildSymbolUnitsList();
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SetShowDeMorgan( symbol->HasConversion() );
UpdateTitle();
RebuildView();
OnModify();
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}
void SYMBOL_EDIT_FRAME::GetSymbolFromUndoList()
{
if( GetUndoCommandCount() <= 0 )
return;
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// Load the last undo entry
PICKED_ITEMS_LIST* undoCommand = PopCommandFromUndoList();
wxString description = undoCommand->GetDescription();
ITEM_PICKER undoWrapper = undoCommand->PopItem();
delete undoCommand;
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LIB_SYMBOL* symbol = (LIB_SYMBOL*) undoWrapper.GetItem();
UNDO_REDO undoRedoType = undoWrapper.GetStatus();
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wxCHECK( symbol, /* void */ );
symbol->ClearFlags( UR_TRANSIENT );
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// Store the current symbol in the redo buffer
PICKED_ITEMS_LIST* redoCommand = new PICKED_ITEMS_LIST();
LIB_SYMBOL* oldSymbol = m_symbol;
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oldSymbol->SetFlags( UR_TRANSIENT );
ITEM_PICKER redoWrapper( GetScreen(), oldSymbol, undoRedoType );
redoCommand->PushItem( redoWrapper );
redoCommand->SetDescription( description );
PushCommandToRedoList( redoCommand );
// Do not delete the previous symbol by calling SetCurSymbol( symbol ),
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// which calls delete <previous symbol>.
// <previous symbol> is now put in redo list and is owned by this list.
// Just set the current symbol to the symbol which come from the undo list
m_symbol = symbol;
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if( undoRedoType == UNDO_REDO::LIB_RENAME )
{
wxString lib = GetCurLib();
m_libMgr->UpdateSymbolAfterRename( symbol, oldSymbol->GetName(), lib );
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// Reselect the renamed symbol
m_treePane->GetLibTree()->SelectLibId( LIB_ID( lib, symbol->GetName() ) );
}
RebuildSymbolUnitsList();
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SetShowDeMorgan( symbol->HasConversion() );
UpdateTitle();
RebuildView();
OnModify();
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}
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