kicad/common/widgets/properties_panel.h

125 lines
3.8 KiB
C++

/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
* Copyright (C) 2016 CERN
* @author Maciej Suminski <maciej.suminski@cern.ch>
*
* 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
*/
#ifndef PROPERTIES_PANEL_H
#define PROPERTIES_PANEL_H
#include <wx/panel.h>
#include <wx/propgrid/propgrid.h>
#include <vector>
#include <memory>
class EDA_BASE_FRAME;
class EDA_ITEM;
class SELECTION;
class PROPERTY_BASE;
class wxStaticText;
class PROPERTIES_PANEL : public wxPanel
{
public:
PROPERTIES_PANEL( wxWindow* aParent, EDA_BASE_FRAME* aFrame );
virtual ~PROPERTIES_PANEL()
{
}
virtual void UpdateData() = 0;
virtual void AfterCommit() {}
wxPropertyGrid* GetPropertyGrid()
{
return m_grid;
}
int PropertiesCount() const
{
return m_displayed.size();
}
const std::vector<PROPERTY_BASE*>& Properties() const
{
return m_displayed;
}
void RecalculateSplitterPos();
void SetSplitterProportion( float aProportion );
float SplitterProportion() const { return m_splitter_key_proportion; }
void OnLanguageChanged();
protected:
/**
* Generates the property grid for a given selection of items.
*
* Calling this will remove any existing properties shown, causing visible flicker on some
* platforms and canceling any pending edits. Make sure to only call this when the group of
* selected items has actually changed.
*
* @param aSelection is a set of items to show properties for.
*/
virtual void rebuildProperties( const SELECTION& aSelection );
/**
* Updates the values shown in the property grid for the current selection.
*
* Does not add or remove properties from the display (@see rebuildProperties)
* This implies that aSelection must have the same contents as m_cachedSelection.
*
* @param aSelection is the set of selected items.
*/
virtual void updatePropertyValues( const SELECTION& aSelection ) {}
virtual wxPGProperty* createPGProperty( const PROPERTY_BASE* aProperty ) const = 0;
// Event handlers
virtual void valueChanging( wxPropertyGridEvent& aEvent ) {}
virtual void valueChanged( wxPropertyGridEvent& aEvent ) {}
void onCharHook( wxKeyEvent& aEvent );
void onShow( wxShowEvent& aEvent );
/**
* Utility to fetch a property value and convert to wxVariant
* Precondition: aItem is known to have property aProperty
* @return true if conversion succeeded
*/
bool getItemValue( EDA_ITEM* aItem, PROPERTY_BASE* aProperty, wxVariant& aValue );
protected:
std::vector<PROPERTY_BASE*> m_displayed;
wxPropertyGrid* m_grid;
EDA_BASE_FRAME* m_frame;
wxStaticText* m_caption;
/// Proportion of the grid column splitter that is used for the key column (0.0 - 1.0)
float m_splitter_key_proportion;
/// A copy of the most recent selection passed to rebuildProperties
std::unique_ptr<SELECTION> m_cachedSelection;
};
#endif /* PROPERTIES_PANEL_H */