kicad/include/widgets/two_column_tree_list.h

97 lines
3.1 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2017 Chris Pavlina <pavlina.chris@gmail.com>
* Copyright (C) 2017 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 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:
* 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
*/
/**
* @file two_column_tree_list.h
*/
#include <wx/treelist.h>
#include <map>
#ifndef __two_column_tree_list__
#define __two_column_tree_list__
/**
* Modified wxTreeListCtrl designed for use with two columns, with better
* column resizing. wxTreeListCtrl accumulates error as columns resize,
* leading to columns with a totally wrong size.
*/
class TWO_COLUMN_TREE_LIST : public wxTreeListCtrl
{
public:
/**
* Create a TWO_COLUMN_TREE_LIST.
*/
TWO_COLUMN_TREE_LIST( wxWindow* aParent, wxWindowID aID,
const wxPoint & aPos = wxDefaultPosition,
const wxSize & aSize = wxDefaultSize,
long aStyle = wxTL_DEFAULT_STYLE,
const wxString & aName = wxTreeListCtrlNameStr );
/**
* Set the column number that will "rubber-band" (expand with available space).
* As this is a TWO column tree list, this must be zero or one.
*/
void SetRubberBandColumn( int aRubberBandColumn )
{
m_rubber_band_column = aRubberBandColumn;
}
/**
* Set the minimum width of the non-rubber-band column.
*/
void SetClampedMinWidth( int aClampedMinWidth )
{
m_clamped_min_width = aClampedMinWidth;
}
/**
* Recompute column sizes. This should be called after adding columns.
* There is no need to call this in an OnSize handler - this CALLS the
* OnSize handler.
*/
void AutosizeColumns();
/**
* Override buggy wxTreeListCtrl size handler.
*/
void OnSize( wxSizeEvent& aEvent );
protected:
/**
* Memoized version of wx WidthFor(), which returns the width in pixels
* required to display a string. This function is REALLY SLOW on macOS.
*/
int MemoWidthFor( const wxString& aStr );
int m_rubber_band_column;
int m_clamped_min_width;
static std::map<wxString, int> m_width_cache;
};
#endif // __two_column_tree_list__