490 lines
15 KiB
C++
490 lines
15 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2014 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
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* Copyright (C) 2014-2017 KiCad Developers, see CHANGELOG.TXT for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <string.h>
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#include <macros.h>
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#include <kiway.h>
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#include <kiway_player.h>
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#include <kiway_express.h>
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#include <pgm_base.h>
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#include <config.h>
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#include <id.h>
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#include <wx/stdpaths.h>
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#include <wx/debug.h>
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KIFACE* KIWAY::m_kiface[KIWAY_FACE_COUNT];
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int KIWAY::m_kiface_version[KIWAY_FACE_COUNT];
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KIWAY::KIWAY( PGM_BASE* aProgram, int aCtlBits, wxFrame* aTop ):
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m_program( aProgram ), m_ctl( aCtlBits ), m_top( 0 )
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{
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SetTop( aTop ); // hook player_destroy_handler() into aTop.
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// Prepare the room to store the frame names, once they will be created
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// with FRAME_T type as index in this table.
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// (note this is a list of frame names, but a non empty entry
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// does not mean the frame still exists. It means only the frame was created
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// at least once. It can be destroyed after. These entries are not cleared.
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// the purpose is just to allow a call to wxWindow::FindWindowByName(), from
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// a FRAME_T frame type
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m_playerFrameName.Add( wxEmptyString, KIWAY_PLAYER_COUNT );
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}
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#if 0
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// Any event types derived from wxCommandEvt, like wxWindowDestroyEvent, are
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// propagated upwards to parent windows if not handled below. Therefore the
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// m_top window should receive all wxWindowDestroyEvents originating from
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// KIWAY_PLAYERs. It does anyways, but now player_destroy_handler eavesdrops
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// on that event stream looking for KIWAY_PLAYERs being closed.
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void KIWAY::player_destroy_handler( wxWindowDestroyEvent& event )
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{
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// Currently : do nothing
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event.Skip(); // skip to who, the wxApp? I'm the top window.
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}
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#endif
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void KIWAY::SetTop( wxFrame* aTop )
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{
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#if 0
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if( m_top )
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{
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m_top->Disconnect( wxEVT_DESTROY, wxWindowDestroyEventHandler( KIWAY::player_destroy_handler ), NULL, this );
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}
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if( aTop )
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{
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aTop->Connect( wxEVT_DESTROY, wxWindowDestroyEventHandler( KIWAY::player_destroy_handler ), NULL, this );
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}
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#endif
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m_top = aTop;
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}
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const wxString KIWAY::dso_search_path( FACE_T aFaceId )
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{
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const char* name;
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switch( aFaceId )
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{
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case FACE_SCH: name = KIFACE_PREFIX "eeschema"; break;
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case FACE_PCB: name = KIFACE_PREFIX "pcbnew"; break;
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case FACE_CVPCB: name = KIFACE_PREFIX "cvpcb"; break;
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case FACE_GERBVIEW: name = KIFACE_PREFIX "gerbview"; break;
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case FACE_PL_EDITOR: name = KIFACE_PREFIX "pl_editor"; break;
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case FACE_PCB_CALCULATOR: name = KIFACE_PREFIX "pcb_calculator"; break;
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case FACE_BMP2CMP: name = KIFACE_PREFIX "bitmap2component"; break;
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default:
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wxASSERT_MSG( 0, wxT( "caller has a bug, passed a bad aFaceId" ) );
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return wxEmptyString;
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}
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#ifndef __WXMAC__
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wxString path;
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if( m_ctl & (KFCTL_STANDALONE | KFCTL_CPP_PROJECT_SUITE) )
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{
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// The 2 *.cpp program launchers: single_top.cpp and kicad.cpp expect
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// the *.kiface's to reside in same diretory as their binaries do.
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// Not so for python launcher, identified by KFCTL_PY_PROJECT_SUITE
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path = wxStandardPaths::Get().GetExecutablePath();
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}
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wxFileName fn = path;
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#else
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// we have the dso's in main OSX bundle kicad.app/Contents/PlugIns
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wxFileName fn = Pgm().GetExecutablePath();
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fn.AppendDir( wxT( "Contents" ) );
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fn.AppendDir( wxT( "PlugIns" ) );
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#endif
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fn.SetName( name );
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// Here a "suffix" == an extension with a preceding '.',
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// so skip the preceding '.' to get an extension
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fn.SetExt( KIFACE_SUFFIX + 1 ); // + 1 => &KIFACE_SUFFIX[1]
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return fn.GetFullPath();
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}
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PROJECT& KIWAY::Prj() const
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{
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return *(PROJECT*) &m_project; // strip const-ness, function really is const.
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}
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KIFACE* KIWAY::KiFACE( FACE_T aFaceId, bool doLoad )
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{
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// Since this will be called from python, cannot assume that code will
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// not pass a bad aFaceId.
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if( unsigned( aFaceId ) >= DIM( m_kiface ) )
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{
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// @todo : throw an exception here for python's benefit, at least that
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// way it gets some explanatory text.
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wxASSERT_MSG( 0, wxT( "caller has a bug, passed a bad aFaceId" ) );
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return NULL;
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}
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// return the previously loaded KIFACE, if it was.
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if( m_kiface[aFaceId] )
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return m_kiface[aFaceId];
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wxString msg;
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// DSO with KIFACE has not been loaded yet, does caller want to load it?
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if( doLoad )
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{
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wxString dname = dso_search_path( aFaceId );
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wxDynamicLibrary dso;
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void* addr = NULL;
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if( !dso.Load( dname, wxDL_VERBATIM | wxDL_NOW | wxDL_GLOBAL ) )
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{
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// Failure: error reporting UI was done via wxLogSysError().
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// No further reporting required here. Apparently this is not true on all
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// platforms and/or wxWidgets builds and KiCad will crash. Throwing the exception
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// here and catching it in the KiCad launcher resolves the crash issue. See bug
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// report https://bugs.launchpad.net/kicad/+bug/1577786.
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msg.Printf( _( "Failed to load kiface library \"%s\"." ), GetChars( dname ) );
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THROW_IO_ERROR( msg );
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}
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else if( ( addr = dso.GetSymbol( wxT( KIFACE_INSTANCE_NAME_AND_VERSION ) ) ) == NULL )
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{
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// Failure: error reporting UI was done via wxLogSysError().
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// No further reporting required here. Assume the same thing applies here as
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// above with the Load() call. This has not been tested.
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msg.Printf(
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_( "Could not read instance name and version symbol form kiface library \"%s\"." ),
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GetChars( dname ) );
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THROW_IO_ERROR( msg );
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}
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else
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{
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KIFACE_GETTER_FUNC* getter = (KIFACE_GETTER_FUNC*) addr;
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KIFACE* kiface = getter( &m_kiface_version[aFaceId], KIFACE_VERSION, m_program );
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// KIFACE_GETTER_FUNC function comment (API) says the non-NULL is unconditional.
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wxASSERT_MSG( kiface,
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wxT( "attempted DSO has a bug, failed to return a KIFACE*" ) );
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// Give the DSO a single chance to do its "process level" initialization.
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// "Process level" specifically means stay away from any projects in there.
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if( kiface->OnKifaceStart( m_program, m_ctl ) )
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{
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// Tell dso's wxDynamicLibrary destructor not to Unload() the program image.
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(void) dso.Detach();
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return m_kiface[aFaceId] = kiface;
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}
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}
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// In any of the failure cases above, dso.Unload() should be called here
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// by dso destructor.
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// However:
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// There is a file installation bug. We only look for KIFACE_I's which we know
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// to exist, and we did not find one. If we do not find one, this is an
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// installation bug.
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msg = wxString::Format( _(
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"Fatal Installation Bug. File:\n"
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"\"%s\"\ncould not be loaded\n" ), GetChars( dname ) );
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if( ! wxFileExists( dname ) )
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msg << _( "It is missing.\n" );
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else
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msg << _( "Perhaps a shared library (.dll or .so) file is missing.\n" );
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msg << _( "From command line: argv[0]:\n'" );
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msg << wxStandardPaths::Get().GetExecutablePath() << wxT( "'\n" );
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// This is a fatal error, one from which we cannot recover, nor do we want
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// to protect against in client code which would require numerous noisy
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// tests in numerous places. So we inform the user that the installation
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// is bad. This exception will likely not get caught until way up in the
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// wxApp derivative, at which point the process will exit gracefully.
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THROW_IO_ERROR( msg );
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}
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return NULL;
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}
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KIWAY::FACE_T KIWAY::KifaceType( FRAME_T aFrameType )
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{
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switch( aFrameType )
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{
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case FRAME_SCH:
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case FRAME_SCH_LIB_EDITOR:
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case FRAME_SCH_VIEWER:
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case FRAME_SCH_VIEWER_MODAL:
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case FRAME_SIMULATOR:
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return FACE_SCH;
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case FRAME_PCB:
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case FRAME_PCB_MODULE_EDITOR:
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case FRAME_PCB_MODULE_VIEWER:
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case FRAME_PCB_MODULE_VIEWER_MODAL:
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case FRAME_PCB_FOOTPRINT_WIZARD:
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case FRAME_PCB_DISPLAY3D:
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return FACE_PCB;
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case FRAME_CVPCB:
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case FRAME_CVPCB_DISPLAY:
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return FACE_CVPCB;
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case FRAME_GERBER:
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return FACE_GERBVIEW;
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case FRAME_PL_EDITOR:
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return FACE_PL_EDITOR;
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case FRAME_CALC:
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return FACE_PCB_CALCULATOR;
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case FRAME_BM2CMP:
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return FACE_BMP2CMP;
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default:
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return FACE_T( -1 );
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}
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}
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KIWAY_PLAYER* KIWAY::GetPlayerFrame( FRAME_T aFrameType )
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{
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if( m_playerFrameName[aFrameType].IsEmpty() )
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return NULL;
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return static_cast<KIWAY_PLAYER*>( wxWindow::FindWindowByName( m_playerFrameName[aFrameType] ) );
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}
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KIWAY_PLAYER* KIWAY::Player( FRAME_T aFrameType, bool doCreate, wxTopLevelWindow* aParent )
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{
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// Since this will be called from python, cannot assume that code will
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// not pass a bad aFrameType.
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if( unsigned( aFrameType ) >= KIWAY_PLAYER_COUNT )
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{
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// @todo : throw an exception here for python's benefit, at least that
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// way it gets some explanatory text.
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wxASSERT_MSG( 0, wxT( "caller has a bug, passed a bad aFrameType" ) );
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return NULL;
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}
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// return the previously opened window
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KIWAY_PLAYER* frame = GetPlayerFrame( aFrameType );
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if( frame )
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return frame;
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if( doCreate )
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{
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FACE_T face_type = KifaceType( aFrameType );
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wxASSERT( face_type != FACE_T(-1) );
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KIFACE* kiface = KiFACE( face_type );
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wxASSERT( kiface );
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if( kiface )
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{
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frame = (KIWAY_PLAYER*) kiface->CreateWindow(
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aParent, // Parent window of frame in modal mode, NULL in non modal mode
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aFrameType,
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this,
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m_ctl // questionable need, these same flags where passed
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// to the KIFACE::OnKifaceStart()
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);
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wxASSERT( frame );
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m_playerFrameName[aFrameType] = frame->GetName();
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return frame;
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}
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}
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return NULL;
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}
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bool KIWAY::PlayerClose( FRAME_T aFrameType, bool doForce )
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{
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// Since this will be called from python, cannot assume that code will
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// not pass a bad aFrameType.
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if( unsigned( aFrameType ) >= KIWAY_PLAYER_COUNT )
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{
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// @todo : throw an exception here for python's benefit, at least that
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// way it gets some explanatory text.
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wxASSERT_MSG( 0, wxT( "caller has a bug, passed a bad aFrameType" ) );
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return false;
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}
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KIWAY_PLAYER* frame = GetPlayerFrame( aFrameType );
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if( frame == NULL ) // Already closed
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return true;
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if( frame->Close( doForce ) )
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return true;
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return false;
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}
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bool KIWAY::PlayersClose( bool doForce )
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{
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bool ret = true;
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for( unsigned i=0; i < KIWAY_PLAYER_COUNT; ++i )
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{
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ret = ret && PlayerClose( FRAME_T( i ), doForce );
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}
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return ret;
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}
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void KIWAY::ExpressMail( FRAME_T aDestination,
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MAIL_T aCommand, std::string aPayload, wxWindow* aSource )
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{
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KIWAY_EXPRESS mail( aDestination, aCommand, aPayload, aSource );
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ProcessEvent( mail );
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}
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void KIWAY::SetLanguage( int aLanguage )
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{
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Pgm().SetLanguageIdentifier( aLanguage );
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Pgm().SetLanguage();
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#if 1
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// This is a risky hack that goes away if we allow the language to be
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// set only from the top most frame if !Kiface.IsSingle()
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// Only for the C++ project manager, and not for the python one and not for
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// single_top do we look for the EDA_BASE_FRAME as the top level window.
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// For single_top this is not needed because that window is registered in
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// the array below.
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if( m_ctl & KFCTL_CPP_PROJECT_SUITE )
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{
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// A dynamic_cast could be better, but creates link issues
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// (some basic_frame functions not found) on some platforms,
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// so a static_cast is used.
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EDA_BASE_FRAME* top = static_cast<EDA_BASE_FRAME*>( m_top );
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if( top )
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top->ShowChangedLanguage();
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}
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#endif
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for( unsigned i=0; i < KIWAY_PLAYER_COUNT; ++i )
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{
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KIWAY_PLAYER* frame = GetPlayerFrame( ( FRAME_T )i );
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if( frame )
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{
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frame->ShowChangedLanguage();
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}
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}
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}
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void KIWAY::CommonSettingsChanged()
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{
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#if 1
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if( m_ctl & KFCTL_CPP_PROJECT_SUITE )
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{
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// A dynamic_cast could be better, but creates link issues
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// (some basic_frame functions not found) on some platforms,
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// so a static_cast is used.
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EDA_BASE_FRAME* top = static_cast<EDA_BASE_FRAME*>( m_top );
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if( top )
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top->CommonSettingsChanged();
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}
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#endif
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for( unsigned i=0; i < KIWAY_PLAYER_COUNT; ++i )
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{
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KIWAY_PLAYER* frame = GetPlayerFrame( ( FRAME_T )i );
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if( frame )
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frame->CommonSettingsChanged();
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}
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}
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bool KIWAY::ProcessEvent( wxEvent& aEvent )
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{
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KIWAY_EXPRESS* mail = dynamic_cast<KIWAY_EXPRESS*>( &aEvent );
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if( mail )
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{
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FRAME_T dest = mail->Dest();
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// see if recipient is alive
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KIWAY_PLAYER* alive = Player( dest, false );
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if( alive )
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{
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#if 1
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return alive->ProcessEvent( aEvent );
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#else
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alive->KiwayMailIn( *mail );
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return true;
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#endif
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}
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}
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return false;
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}
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void KIWAY::OnKiwayEnd()
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{
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for( unsigned i=0; i < DIM( m_kiface ); ++i )
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{
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if( m_kiface[i] )
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m_kiface[i]->OnKifaceEnd();
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}
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}
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