msgpanel.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2009 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
 * Copyright (C) 2011-2012 Wayne Stambaugh <stambaughw@verizon.net>
 * Copyright (C) 1992-2015 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  _MSGPANEL_H_
#define  _MSGPANEL_H_


#include <gal/color4d.h>

#include <wx/window.h>
#include <wx/panel.h>

#include <vector>

using KIGFX::COLOR4D;

#define MSG_PANEL_DEFAULT_PAD      6  


class EDA_MSG_PANEL;


class MSG_PANEL_ITEM
{
    int         m_X;
    int         m_UpperY;
    int         m_LowerY;
    wxString    m_UpperText;
    wxString    m_LowerText;
    int         m_Padding;

    friend class EDA_MSG_PANEL;

public:
    MSG_PANEL_ITEM( const wxString& aUpperText, const wxString& aLowerText,
                    int aPadding = MSG_PANEL_DEFAULT_PAD ) :
            m_UpperText( aUpperText ),
            m_LowerText( aLowerText ),
            m_Padding( aPadding )
    {
        m_X = 0;
        m_UpperY = 0;
        m_LowerY = 0;
    }

    MSG_PANEL_ITEM() :
            m_Padding( MSG_PANEL_DEFAULT_PAD )

    {
        m_X = 0;
        m_UpperY = 0;
        m_LowerY = 0;
    }

    void SetUpperText( const wxString& aUpperText ) { m_UpperText = aUpperText; }
    const wxString& GetUpperText() const { return m_UpperText; }

    void SetLowerText( const wxString& aLowerText )  { m_LowerText = aLowerText; }
    const wxString& GetLowerText() const { return m_LowerText; }

    void SetPadding( int aPadding )  { m_Padding = aPadding; }
    int GetPadding() const { return m_Padding; }
};


typedef std::vector<MSG_PANEL_ITEM>      MSG_PANEL_ITEMS;


class EDA_MSG_PANEL : public wxPanel
{
protected:
    MSG_PANEL_ITEMS        m_Items;
    int                    m_last_x;      
    wxSize                 m_fontSize;

    void showItem( wxDC& dc, const MSG_PANEL_ITEM& aItem );

    void erase( wxDC* DC );

    static wxSize computeFontSize();

    wxSize computeTextSize( const wxString& text ) const;

public:
    EDA_MSG_PANEL( wxWindow* aParent, int aId,
                   const wxPoint& aPosition, const wxSize& aSize,
                   long style=wxTAB_TRAVERSAL, const wxString &name=wxPanelNameStr);
    ~EDA_MSG_PANEL();

    static int GetRequiredHeight();

    void OnPaint( wxPaintEvent& aEvent );
    void EraseMsgBox();

    void SetMessage( int aXPosition, const wxString& aUpperText, const wxString& aLowerText );

    void AppendMessage( const wxString& aUpperText, const wxString& aLowerText, int aPadding = 6 );

    void AppendMessage( const MSG_PANEL_ITEM& aMessageItem )
    {
        AppendMessage( aMessageItem.GetUpperText(), aMessageItem.GetLowerText(),
                       aMessageItem.GetPadding() );
    }

    DECLARE_EVENT_TABLE()
};


#endif    // _MSGPANEL_H_