symbol_tree_pane.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2017 CERN
 * Copyright (C) 2021 KiCad Developers, see AUTHORS.txt for contributors.
 * @author Maciej Suminski <[email protected]>
 *
 * 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 3
 * 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:
 * https://www.gnu.org/licenses/gpl-3.0.html
 * or you may search the http://www.gnu.org website for the version 3 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#include "symbol_tree_pane.h"
#include <widgets/lib_tree.h>
#include <lib_symbol_library_manager.h>
#include <symbol_edit_frame.h>
#include <symbol_lib_table.h>
#include <tool/tool_manager.h>
#include <tools/ee_actions.h>
 
SYMBOL_TREE_PANE::SYMBOL_TREE_PANE( SYMBOL_EDIT_FRAME* aParent,
 LIB_SYMBOL_LIBRARY_MANAGER* aLibMgr )
 : wxPanel( aParent ),
 m_symbolEditFrame( aParent ),
 m_tree( nullptr ),
 m_libMgr( aLibMgr )
{
 // Create widgets
 wxBoxSizer* boxSizer = new wxBoxSizer( wxVERTICAL );
 m_tree = new LIB_TREE( this, wxT( "symbols" ), &SYMBOL_LIB_TABLE::GetGlobalLibTable(),
 m_libMgr->GetAdapter(), LIB_TREE::SEARCH | LIB_TREE::MULTISELECT );
 boxSizer->Add( m_tree, 1, wxEXPAND, 5 );
 
 SetSizer( boxSizer ); // should remove the previous sizer according to wxWidgets docs
 Layout();
 boxSizer->Fit( this );
 
 m_libMgr->GetAdapter()->FinishTreeInitialization();
 
 // Event handlers
 Bind( EVT_LIBITEM_CHOSEN, &SYMBOL_TREE_PANE::onSymbolSelected, this );
 m_tree->Bind( wxEVT_UPDATE_UI, &SYMBOL_TREE_PANE::onUpdateUI, this );
}
 
 
SYMBOL_TREE_PANE::~SYMBOL_TREE_PANE()
{
 m_tree->Destroy();
}
 
 
void SYMBOL_TREE_PANE::onSymbolSelected( wxCommandEvent& aEvent )
{
 m_symbolEditFrame->GetToolManager()->RunAction( EE_ACTIONS::editSymbol );
 
 // Make sure current-part highlighting doesn't get lost in selection highlighting
 m_tree->Unselect();
 
 // Turn off any previous current-part highlighting
 m_tree->RefreshLibTree();
}
 
 
void SYMBOL_TREE_PANE::onUpdateUI( wxUpdateUIEvent& aEvent )
{
 if( m_symbolEditFrame->GetCanvas()->HasFocus() )
 {
 // Don't allow a selected item in the tree when the canvas has focus: it's too easy
 // to confuse the selected-highlighting with the being-edited-on-canvas-highlighting.
 if( m_symbolEditFrame->GetCurSymbol() != nullptr )
 {
 m_tree->Unselect();
 }
 }
}