115 lines
3.3 KiB
C++
115 lines
3.3 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) 1992-2012 KiCad Developers, see AUTHORS.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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/**
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* @file listboxes.cpp
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* @brief Implementation of class for displaying footprint list and component lists.
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*/
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#include <fctsys.h>
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#include <wxstruct.h>
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#include <macros.h>
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#include <cvpcb.h>
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#include <cvpcb_mainframe.h>
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#include <cvstruct.h>
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#include <cvpcb_id.h>
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/******************************************************************************
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* Basic class (from wxListView) to display component and footprint lists
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* Not directly used: the 2 list boxes actually used are derived from it
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******************************************************************************/
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ITEMS_LISTBOX_BASE::ITEMS_LISTBOX_BASE( CVPCB_MAINFRAME* aParent, wxWindowID aId,
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const wxPoint& aLocation, const wxSize& aSize,
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long aStyle) :
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wxListView( aParent, aId, aLocation, aSize, LISTB_STYLE | aStyle ), columnWidth(0)
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{
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InsertColumn( 0, wxEmptyString );
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}
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ITEMS_LISTBOX_BASE::~ITEMS_LISTBOX_BASE()
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{
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}
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void ITEMS_LISTBOX_BASE::UpdateWidth( int aLine )
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{
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// Less than zero: recalculate width of all items.
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if( aLine < 0 )
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{
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columnWidth = 0;
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for( int ii = 0; ii < GetItemCount(); ii++ )
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{
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UpdateLineWidth( (unsigned)ii );
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}
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}
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// Zero or above: update from a single line.
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else
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{
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if( aLine < GetItemCount() )
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UpdateLineWidth( (unsigned)aLine );
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}
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}
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/*
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* Calculate the width of the given line, and increase the column width
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* if needed. This is effectively the wxListCtrl code for autosizing.
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* NB. it relies on the caller checking the given line number is valid.
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*/
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void ITEMS_LISTBOX_BASE::UpdateLineWidth( unsigned aLine )
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{
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wxClientDC dc( this );
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wxCoord w;
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int newWidth = 10; // Value of AUTOSIZE_COL_MARGIN from wxWidgets source.
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dc.SetFont( GetFont() );
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dc.GetTextExtent( GetItemText( aLine, 0 ) + " ", &w, NULL );
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newWidth += w;
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if( newWidth > columnWidth )
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{
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columnWidth = newWidth;
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SetColumnWidth( 0, columnWidth );
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}
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}
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/*
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* Return an index for the selected item
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*/
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int ITEMS_LISTBOX_BASE::GetSelection()
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{
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return GetFirstSelected();
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}
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CVPCB_MAINFRAME* ITEMS_LISTBOX_BASE::GetParent() const
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{
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return (CVPCB_MAINFRAME*) wxListView::GetParent();
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}
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