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