kicad/include/widgets/bitmap_button.h

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/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
* Copyright (C) 2020 Ian McInerney <ian.s.mcinerney at ieee dot org>
* Copyright (C) 2020-2021 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
*/
#ifndef BITMAP_BUTTON_H_
#define BITMAP_BUTTON_H_
#include <wx/bitmap.h>
#include <wx/panel.h>
/**
* A bitmap button widget that behaves like an AUI toolbar item's button when it is drawn.
* Specifically:
* * It has no border
* * It has a rectangle highlight when the mouse is hovering/pressed
* * It has the ability to be checked/toggled
*/
class BITMAP_BUTTON : public wxPanel
{
public:
BITMAP_BUTTON( wxWindow* aParent, wxWindowID aId, const wxPoint& aPos = wxDefaultPosition,
const wxSize& aSize = wxDefaultSize, int aStyles = wxBORDER_NONE | wxTAB_TRAVERSAL );
~BITMAP_BUTTON();
/**
* Set the amount of padding present on each side of the bitmap.
*
* @param aPadding is the amount in px of padding for each side
*/
void SetPadding( int aPadding );
/**
* Set the bitmap shown when the button is enabled.
*
* @param aBmp is the enabled bitmap
*/
void SetBitmap( const wxBitmap& aBmp );
/**
* Set the bitmap shown when the button is disabled.
*
* @param aBmp is the disabled bitmap
*/
void SetDisabledBitmap( const wxBitmap& aBmp );
/**
* Enable the button.
*
* @param aEnable is true to enable, false to disable
*/
bool Enable( bool aEnable = true ) override;
/**
* Check the control. This is the equivalent to toggling a toolbar button.
*
* @param aCheck is true to check, false to uncheck
*/
void Check( bool aCheck = true );
protected:
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void OnLeave( wxEvent& aEvent );
void OnEnter( wxEvent& aEvent );
void OnLeftButtonUp( wxMouseEvent& aEvent );
void OnLeftButtonDown( wxMouseEvent& aEvent );
void OnPaint( wxPaintEvent& aEvent );
void setFlag( int aFlag)
{
m_buttonState |= aFlag;
}
void clearFlag( int aFlag )
{
m_buttonState &= ~aFlag;
}
bool hasFlag( int aFlag )
{
return m_buttonState & aFlag;
}
private:
///< Bitmap shown when button is enabled
wxBitmap m_normalBitmap;
///< Bitmap shown when button is disabled
wxBitmap m_disabledBitmap;
///< Current state of the button
int m_buttonState;
///< Padding on each side of the bitmap
int m_padding;
///< Size without the padding
wxSize m_unadjustedMinSize;
};
#endif /*BITMAP_BUTTON_H_*/