kicad/common/dialogs/wx_html_report_box.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2020 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, see <http://www.gnu.org/licenses/>.
*/
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#include <math/util.h>
#include <common.h>
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#include "wx_html_report_box.h"
WX_HTML_REPORT_BOX::WX_HTML_REPORT_BOX( wxWindow* parent, wxWindowID id, const wxPoint& pos,
const wxSize& size, long style ) :
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wxHtmlWindow( parent, id, pos, size, style ),
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m_units( EDA_UNITS::MILLIMETRES ),
m_immediateMode( false )
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{
}
REPORTER& WX_HTML_REPORT_BOX::Report( const wxString& aText, SEVERITY aSeverity )
{
m_messages.push_back( aText );
if( m_immediateMode )
{
Flush();
int px, py, x, y;
GetScrollPixelsPerUnit( &px, &py );
GetVirtualSize( &x, &y );
Scroll( -1, y * py );
}
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return *this;
}
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wxString fixLinespacing( wxHtmlCell* aCell, int aMinLinespacing )
{
// wxWidgets default linespacing is about 110% of font-height (which is way too small),
// and the default paragraph spacing is about 200% (which is too big). The heading,
// bullet lists, etc. line spacing is fine.
//
// And of course they provide no way to set it, which leaves us with very few options.
// Fortunately we know we're dealing mostly with single lines in the reporter so we apply
// an egregious hack and enforce a minimum linespacing for things ending in '.' (which
// normally won't include headings or bullet list items).
wxString content = aCell->ConvertToText( nullptr );
wxHtmlContainerCell* container = dynamic_cast<wxHtmlContainerCell*>( aCell );
for( wxHtmlCell* child = aCell->GetFirstChild(); child; child = child->GetNext() )
content += fixLinespacing( child, aMinLinespacing );
if( container && content.EndsWith( "." ) && container->GetHeight() < aMinLinespacing )
container->SetMinHeight( aMinLinespacing );
return content;
}
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void WX_HTML_REPORT_BOX::Flush()
{
wxString html;
for( const wxString& line : m_messages )
html += generateHtml( line );
SetPage( addHeader( html ) );
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wxFont font = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT );
int minLineHeight = KiROUND( font.GetPixelSize().y * 1.3 );
fixLinespacing( GetInternalRepresentation(), minLineHeight );
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}
wxString WX_HTML_REPORT_BOX::addHeader( const wxString& aBody )
{
wxColour bgcolor = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
wxColour fgcolor = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
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return wxString::Format( wxT( "<html>"
" <body bgcolor='%s' text='%s'>"
" %s"
" </body>"
"</html>" ),
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bgcolor.GetAsString( wxC2S_HTML_SYNTAX ),
fgcolor.GetAsString( wxC2S_HTML_SYNTAX ),
aBody );
}
wxString WX_HTML_REPORT_BOX::generateHtml( const wxString& aLine )
{
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return aLine + "<br>";
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}
void WX_HTML_REPORT_BOX::Clear()
{
m_messages.clear();
}