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) 2020-2024 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/>.
 */
 
 
#include <math/util.h>
#include <common.h>
#include <wx/settings.h>
#include <wx/textctrl.h>
#include <wx/menu.h>
#include <wx/clipbrd.h>
#include <wx/log.h>
#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 ) :
 HTML_WINDOW( parent, id, pos, size, style ),
 m_units( EDA_UNITS::MILLIMETRES ),
 m_immediateMode( false )
{
 Flush();
 
 Bind( wxEVT_SYS_COLOUR_CHANGED,
 wxSysColourChangedEventHandler( WX_HTML_REPORT_BOX::onThemeChanged ), this );
 
 Connect( wxEVT_RIGHT_UP, wxMouseEventHandler( WX_HTML_REPORT_BOX::onRightClick ), nullptr,
 this );
}
 
 
WX_HTML_REPORT_BOX::~WX_HTML_REPORT_BOX()
{
 // Disconnect Events
 Disconnect( wxEVT_RIGHT_UP, wxMouseEventHandler( WX_HTML_REPORT_BOX::onRightClick ), nullptr,
 this );
}
 
 
void WX_HTML_REPORT_BOX::onThemeChanged( wxSysColourChangedEvent &aEvent )
{
 Flush();
 
 aEvent.Skip();
}
 
 
void WX_HTML_REPORT_BOX::onRightClick( wxMouseEvent& event )
{
 wxMenu popup;
 popup.Append( wxID_COPY, "Copy" );
 PopupMenu( &popup );
}
 
 
void WX_HTML_REPORT_BOX::onMenuEvent( wxMenuEvent& event )
{
 if( event.GetId() == wxID_COPY )
 {
 wxLogNull doNotLog; // disable logging of failed clipboard actions
 
 if( wxTheClipboard->Open() )
 {
 bool primarySelection = wxTheClipboard->IsUsingPrimarySelection();
 wxTheClipboard->UsePrimarySelection( false ); // required to use the main clipboard
 wxTheClipboard->SetData( new wxTextDataObject( SelectionToText() ) );
 wxTheClipboard->Flush(); // Allow data to be available after closing KiCad
 wxTheClipboard->Close();
 wxTheClipboard->UsePrimarySelection( primarySelection );
 }
 }
}
 
 
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 );
 }
 
 return *this;
}
 
void WX_HTML_REPORT_BOX::Flush()
{
 wxString html;
 
 for( const wxString& line : m_messages )
 html += generateHtml( line );
 
 SetPage( html );
}
 
 
wxString WX_HTML_REPORT_BOX::generateHtml( const wxString& aLine )
{
 // 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 by inserting an invisible img
 // element with appropriate height
 
 wxFont font = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT );
 int additionalLineSpacing = KiROUND( font.GetPixelSize().y * 0.6 );
 
 return wxString::Format( wxT( "<img align=texttop height=%d width=0 src=#>%s<br>" ),
 additionalLineSpacing, aLine );
}
 
 
void WX_HTML_REPORT_BOX::Clear()
{
 m_messages.clear();
}