自学教程：C++ wxGetApp函数代码示例

	filter_dlg_shared_state() {		app = &(wxGetApp());	}

void CSelectMode::OnDragging( wxMouseEvent& event ){	if(event.MiddleIsDown())	{		wxPoint dm;		dm.x = event.GetX() - CurrentPoint.x;		dm.y = event.GetY() - CurrentPoint.y;		if(wxGetApp().ctrl_does_rotate == event.ControlDown())		{			if(wxGetApp().m_rotate_mode)			{				wxGetApp().m_current_viewport->m_view_point.Turn(dm);			}			else			{				wxGetApp().m_current_viewport->m_view_point.TurnVertical(dm);			}		}		else		{			wxGetApp().m_current_viewport->m_view_point.Shift(dm, wxPoint(event.GetX(), event.GetY()));		}		wxGetApp().m_current_viewport->m_need_update = true;		wxGetApp().m_current_viewport->m_need_refresh = true;	}	else if(event.LeftIsDown())	{		if(wxGetApp().drag_gripper)		{			double to[3], from[3];			wxGetApp().m_digitizing->digitize(wxPoint(event.GetX(), event.GetY()));			extract(wxGetApp().m_digitizing->digitized_point.m_point, to);			wxGetApp().grip_to = wxGetApp().m_digitizing->digitized_point.m_point;			extract(wxGetApp().grip_from, from);			wxGetApp().drag_gripper->OnGripperMoved(from, to);			wxGetApp().grip_from = gp_Pnt(from[0], from[1], from[2]);			wxGetApp().grip_from = make_point(from);		}		else if(abs(button_down_point.x - event.GetX())>2 || abs(button_down_point.y - event.GetY())>2)		{			if(wxGetApp().m_dragging_moves_objects && !window_box_exists)			{				std::list<HeeksObj*> selected_objects_dragged;				wxGetApp().m_show_grippers_on_drag = true;				if(	wxGetApp().m_marked_list->list().size() > 0)				{					for(std::list<HeeksObj*>::iterator It = wxGetApp().m_marked_list->list().begin(); It != wxGetApp().m_marked_list->list().end(); It++)					{						HeeksObj* object = *It;						if(object->CanBeDragged())selected_objects_dragged.push_back(object);					}				}				else				{					MarkedObjectManyOfSame marked_object;					wxGetApp().FindMarkedObject(button_down_point, &marked_object);					if(marked_object.m_map.size()>0){						HeeksObj* object = marked_object.GetFirstOfTopOnly();						double min_depth = 0.0;						HeeksObj* closest_object = NULL;						while(object)						{							if(object->CanBeDragged())							{								double depth = marked_object.GetDepth();								if(closest_object == NULL || depth<min_depth)								{									min_depth = depth;									closest_object = object;								}							}							object = marked_object.Increment();						}						if(selected_objects_dragged.size() == 0 && closest_object){							selected_objects_dragged.push_back(closest_object);							wxGetApp().m_show_grippers_on_drag = false;						}					}				}				if(selected_objects_dragged.size() > 0)				{					wxGetApp().drag_gripper = &drag_object_gripper;					wxGetApp().m_digitizing->SetOnlyCoords(wxGetApp().drag_gripper, true);					wxGetApp().m_digitizing->digitize(button_down_point);					wxGetApp().grip_from = wxGetApp().m_digitizing->digitized_point.m_point;					wxGetApp().grip_to = wxGetApp().grip_from;					double from[3];					from[0] = wxGetApp().grip_from.X();					from[1] = wxGetApp().grip_from.Y();					from[2] = wxGetApp().grip_from.Z();					wxGetApp().drag_gripper->OnGripperGrabbed(selected_objects_dragged, wxGetApp().m_show_grippers_on_drag, from);					wxGetApp().grip_from = gp_Pnt(from[0], from[1], from[2]);					double to[3];					wxGetApp().m_digitizing->digitize(wxPoint(event.GetX(), event.GetY()));					extract(wxGetApp().m_digitizing->digitized_point.m_point, to);					wxGetApp().grip_to = wxGetApp().m_digitizing->digitized_point.m_point;					extract(wxGetApp().grip_from, from);					wxGetApp().drag_gripper->OnGripperMoved(from, to);//.........这里部分代码省略.........

	void Run(){		wxGetApp().m_marked_list->m_filter = -1;		wxGetApp().m_frame->RefreshInputCanvas();	}

// ------------------------------------------------------------------------MainEmuFrame::MainEmuFrame(wxWindow* parent, const wxString& title)	: wxFrame(parent, wxID_ANY, title, wxDefaultPosition, wxDefaultSize, wxDEFAULT_FRAME_STYLE & ~(wxMAXIMIZE_BOX | wxRESIZE_BORDER) )	, m_statusbar( *CreateStatusBar(2, 0) )	, m_background( this, wxID_ANY, wxGetApp().GetLogoBitmap() )	// All menu components must be created on the heap!	, m_menubar( *new wxMenuBar() )	, m_menuCDVD	( *new wxMenu() )	, m_menuSys		( *new wxMenu() )	, m_menuConfig	( *new wxMenu() )	, m_menuMisc	( *new wxMenu() )	, m_menuDebug	( *new wxMenu() )	, m_LoadStatesSubmenu( *MakeStatesSubMenu( MenuId_State_Load01, MenuId_State_LoadBackup ) )	, m_SaveStatesSubmenu( *MakeStatesSubMenu( MenuId_State_Save01 ) )	, m_MenuItem_Console( *new wxMenuItem( &m_menuMisc, MenuId_Console, _("Show Console"), wxEmptyString, wxITEM_CHECK ) )	, m_MenuItem_Console_Stdio( *new wxMenuItem( &m_menuMisc, MenuId_Console_Stdio, _("Console to Stdio"), wxEmptyString, wxITEM_CHECK ) ){	m_RestartEmuOnDelete = false;	for( int i=0; i<PluginId_Count; ++i )		m_PluginMenuPacks[i].Populate( (PluginsEnum_t)i );	// ------------------------------------------------------------------------	// Initial menubar setup.  This needs to be done first so that the menu bar's visible size	// can be factored into the window size (which ends up being background+status+menus)	//m_menubar.Append( &m_menuBoot,		_("&Boot") );	m_menubar.Append( &m_menuSys,		_("&System") );	m_menubar.Append( &m_menuCDVD,		_("CD&VD") );	m_menubar.Append( &m_menuConfig,	_("&Config") );	m_menubar.Append( &m_menuMisc,		_("&Misc") );#ifdef PCSX2_DEVBUILD	m_menubar.Append( &m_menuDebug,		_("&Debug") );#endif	SetMenuBar( &m_menubar );	// ------------------------------------------------------------------------	wxSize backsize( m_background.GetSize() );	wxString wintitle;	if( PCSX2_isReleaseVersion )	{		// stable releases, with a simple title.		wintitle.Printf( _("%s  %d.%d.%d"), pxGetAppName().c_str(), PCSX2_VersionHi, PCSX2_VersionMid, PCSX2_VersionLo );	}	else	{		// beta / development editions, which feature revision number and compile date.		wintitle.Printf( _("%s  %d.%d.%d.%d%s (svn)  %s"), pxGetAppName().c_str(), PCSX2_VersionHi, PCSX2_VersionMid, PCSX2_VersionLo,			SVN_REV, SVN_MODS ? L"m" : wxEmptyString, fromUTF8(__DATE__).c_str() );	}	SetTitle( wintitle );	// Ideally the __WXMSW__ port should use the embedded IDI_ICON2 icon, because wxWidgets sucks and	// loses the transparency information when loading bitmaps into icons.  But for some reason	// I cannot get it to work despite following various examples to the letter.	SetIcons( wxGetApp().GetIconBundle() );	int m_statusbar_widths[] = { (int)(backsize.GetWidth()*0.73), (int)(backsize.GetWidth()*0.25) };	m_statusbar.SetStatusWidths(2, m_statusbar_widths);	//m_statusbar.SetStatusText( L"The Status is Good!", 0);	m_statusbar.SetStatusText( wxEmptyString, 0);	wxBoxSizer& joe( *new wxBoxSizer( wxVERTICAL ) );	joe.Add( &m_background );	SetSizerAndFit( &joe );	// Use default window position if the configured windowpos is invalid (partially offscreen)	if( g_Conf->MainGuiPosition == wxDefaultPosition || !pxIsValidWindowPosition( *this, g_Conf->MainGuiPosition) )		g_Conf->MainGuiPosition = GetScreenPosition();	else		SetPosition( g_Conf->MainGuiPosition );	// Updating console log positions after the main window has been fitted to its sizer ensures	// proper docked positioning, since the main window's size is invalid until after the sizer	// has been set/fit.	InitLogBoxPosition( g_Conf->ProgLogBox );	// ------------------------------------------------------------------------	// Some of the items in the System menu are configured by the UpdateCoreStatus() method.		m_menuSys.Append(MenuId_Boot_CDVD,		_("Initializing..."));	m_menuSys.Append(MenuId_Boot_CDVD2,		_("Initializing..."));	m_menuSys.Append(MenuId_Boot_ELF,		_("Run ELF..."),		_("For running raw PS2 binaries directly"));//.........这里部分代码省略.........

void CSelectMode::OnLeftDown( wxMouseEvent& event ){	button_down_point = wxPoint(event.GetX(), event.GetY());	CurrentPoint = button_down_point;	m_button_down = true;	m_highlighted_objects.clear();	if(wxGetApp().m_dragging_moves_objects)	{		MarkedObjectManyOfSame marked_object;		wxGetApp().FindMarkedObject(button_down_point, &marked_object);		if(marked_object.m_map.size()>0)		{			HeeksObj* object = marked_object.GetFirstOfTopOnly();			if (event.ShiftDown())			{				// Augment the marked_object list with objects that 'look' like				// the one selected.				CCorrelationTool correlate(wxGetApp().m_min_correlation_factor, wxGetApp().m_max_scale_threshold, wxGetApp().m_number_of_sample_points, wxGetApp().m_correlate_by_color );				std::list<HeeksObj *> similar_objects = correlate.SimilarSymbols( object );				std::list<HeeksObj *>::const_iterator l_itSymbol;				for (l_itSymbol = similar_objects.begin(); l_itSymbol != similar_objects.end(); l_itSymbol++)				{					HeeksObj *ob = *l_itSymbol;					if (! wxGetApp().m_marked_list->ObjectMarked(ob))					{						wxGetApp().m_marked_list->Add(ob, true);					}				} // End for			} // End if - then			while(object)			{				if(object->GetType() == GripperType)				{					wxGetApp().m_current_viewport->DrawFront();					wxGetApp().drag_gripper = (Gripper*)object;					wxGetApp().m_digitizing->SetOnlyCoords(wxGetApp().drag_gripper, true);					wxGetApp().m_digitizing->digitize(button_down_point);					wxGetApp().grip_from = wxGetApp().m_digitizing->digitized_point.m_point;					wxGetApp().grip_to = wxGetApp().grip_from;					double from[3];					from[0] = wxGetApp().grip_from.X();					from[1] = wxGetApp().grip_from.Y();					from[2] = wxGetApp().grip_from.Z();					std::list<HeeksObj*> selected_objects;					for(std::list<HeeksObj*>::iterator It = wxGetApp().m_marked_list->list().begin(); It != wxGetApp().m_marked_list->list().end(); It++)					{						HeeksObj* object = *It;						if(object->CanBeDragged())selected_objects.push_back(object);					}					wxGetApp().drag_gripper->OnGripperGrabbed(selected_objects, true, from);					wxGetApp().grip_from = gp_Pnt(from[0], from[1], from[2]);					wxGetApp().m_current_viewport->EndDrawFront();					return;				}				object = marked_object.Increment();			}		}	}}

void CViewWork::OnWorkAbort( wxCommandEvent& WXUNUSED(event) ) {    wxLogTrace(wxT("Function Start/End"), wxT("CViewWork::OnWorkAbort - Function Begin"));    wxInt32  iAnswer        = 0;    wxString strMessage     = wxEmptyString;    CMainDocument* pDoc     = wxGetApp().GetDocument();    CAdvancedFrame* pFrame  = wxDynamicCast(GetParent()->GetParent()->GetParent(), CAdvancedFrame);    CWork* work;    int row, n;    wxASSERT(pDoc);    wxASSERT(pFrame);    wxASSERT(wxDynamicCast(pDoc, CMainDocument));    wxASSERT(wxDynamicCast(pFrame, CAdvancedFrame));    wxASSERT(m_pTaskPane);    wxASSERT(m_pListPane);    if (!pDoc->IsUserAuthorized())        return;    n = m_pListPane->GetSelectedItemCount();        if (n == 1) {        row = -1;        row = m_pListPane->GetNextItem(row, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);        if (row < 0) return;        if (GetWorkCacheAtIndex(work, m_iSortedIndexes[row])) {            return;        }        strMessage.Printf(           _("Are you sure you want to abort this task '%s'?/n(Progress: %s, Status: %s)"),            (work->m_strName).c_str(),           (work->m_strProgress).c_str(),           (work->m_strStatus).c_str()        );    } else {        strMessage.Printf(_("Are you sure you want to abort these %d tasks?"), n);    }    iAnswer = wxGetApp().SafeMessageBox(        strMessage,        _("Abort task"),        wxYES_NO | wxICON_QUESTION,        this    );    if (wxYES != iAnswer) {        return;    }    row = -1;    while (1) {        // Step through all selected items        row = m_pListPane->GetNextItem(row, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);        if (row < 0) break;                RESULT* result = pDoc->result(m_iSortedIndexes[row]);        if (result) {            pDoc->WorkAbort(result->project_url, result->name);        }    }    UpdateSelection();    pFrame->FireRefreshView();    wxLogTrace(wxT("Function Start/End"), wxT("CViewWork::OnWorkAbort - Function End"));}

void CViewWork::UpdateSelection() {    int                 i, n, row;    CTaskItemGroup*     pGroup = NULL;    RESULT*             result = NULL;    PROJECT*            project = NULL;    CC_STATUS           status;    CMainDocument*      pDoc = wxGetApp().GetDocument();    std::string         first_project_url;    wxString            strMachineName;    bool                wasSuspended=false;    bool                all_same_project=false;    bool                enableShowGraphics = false;    bool                enableShowVMConsole = false;    bool                enableSuspendResume = false;    bool                enableAbort = false;    bool                enableProperties = false;    wxASSERT(NULL != pDoc);    wxASSERT(wxDynamicCast(pDoc, CMainDocument));    wxASSERT(NULL != m_pTaskPane);    CBOINCBaseView::PreUpdateSelection();    pGroup = m_TaskGroups[0];        n = m_pListPane->GetSelectedItemCount();    if (n > 0) {        enableShowGraphics = true;        enableShowVMConsole = true;        enableSuspendResume = true;        enableAbort = true;                pDoc->GetCoreClientStatus(status);        if (status.task_suspend_reason & ~(SUSPEND_REASON_CPU_THROTTLE)) {            enableShowGraphics = false;            enableShowVMConsole = false;        }        pDoc->GetConnectedComputerName(strMachineName);        if (!pDoc->IsComputerNameLocal(strMachineName)) {            enableShowGraphics = false;            enableShowVMConsole = false;        }    }    if (pDoc->m_ActiveTasksOnly) {        m_pTaskPane->UpdateTask(            pGroup->m_Tasks[BTN_ACTIVE_ONLY],            _("Show all tasks"),            _("Show all tasks.")        );    } else {        m_pTaskPane->UpdateTask(            pGroup->m_Tasks[BTN_ACTIVE_ONLY],            _("Show active tasks"),            _("Show only active tasks.")        );    }    row = -1;    for (i=0; i<n; i++) {        // Step through all selected items        row = m_pListPane->GetNextItem(row, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);        if (row < 0) break;     // Should never happen                result = pDoc->result(m_iSortedIndexes[row]);        if (!result) continue;        if (i == 0) {            wasSuspended = result->suspended_via_gui;            if (result->suspended_via_gui) {                m_pTaskPane->UpdateTask(                    pGroup->m_Tasks[BTN_SUSPEND],                    _("Resume"),                    _("Resume work for this task.")                );            } else {                m_pTaskPane->UpdateTask(                    pGroup->m_Tasks[BTN_SUSPEND],                    _("Suspend"),                    _("Suspend work for this task.")                );            }        } else {            if (wasSuspended != result->suspended_via_gui) {                // Disable Suspend / Resume button if the multiple selection                // has a mix of suspended and not suspended tasks                enableSuspendResume = false;            }        }                // Disable Show VM console if the selected task hasn't registered a remote        // desktop connection        //        if (!strlen(result->remote_desktop_addr)) {            enableShowVMConsole = false;        }        // Disable Show Graphics button if the selected task can't display graphics        //        if (!strlen(result->web_graphics_url) && !strlen(result->graphics_exec_path)) {//.........这里部分代码省略.........

void CSlideShowPanel::AdvanceSlideShow(bool changeSlide, bool reload) {    double xRatio, yRatio, ratio;    TaskSelectionData* selData = ((CSimpleTaskPanel*)GetParent())->GetTaskSelectionData();    if (selData == NULL) return;    if (reload) {        m_bCurrentSlideIsDefault = false;        selData->lastSlideShown = -1;    }    int numSlides = (int)selData->slideShowFileNames.size();#if TESTALLDESCRIPTIONS // For testingnumSlides = 0;#endif    if (numSlides <= 0) {#if HIDEDEFAULTSLIDE        if (!reload) {            return;        }        wxRect r = GetRect();        wxBitmap backgroundBitmap = ((CSimpleTaskPanel*)GetParent())->GetBackgroundBmp().GetSubBitmap(r);        wxWindowDC dc(this);        dc.DrawBitmap(backgroundBitmap, 0, 0);        // Force redraws if text unchanged; hide all if not in all-projects list        m_description->Show(false);        Enable( false );                if (!m_bGotAllProjectsList) {            CMainDocument* pDoc = wxGetApp().GetDocument();            wxASSERT(pDoc);            pDoc->rpc.get_all_projects_list(m_AllProjectsList);            m_bGotAllProjectsList = true;        }                SetDescriptionText();        return;#else   // HIDEDEFAULTSLIDE        SetBackgroundColour(*wxBLACK);        if (m_bCurrentSlideIsDefault) return;                CSkinSimple* pSkinSimple = wxGetApp().GetSkinManager()->GetSimple();        wxASSERT(pSkinSimple);        wxASSERT(wxDynamicCast(pSkinSimple, CSkinSimple));        m_SlideBitmap = *pSkinSimple->GetWorkunitAnimationImage()->GetBitmap();        if (m_SlideBitmap.Ok()) {            m_bCurrentSlideIsDefault = true;        }#endif  // HIDEDEFAULTSLIDE    } else {#if HIDEDEFAULTSLIDE        m_description->Show(false);        Enable( false );#endif  // HIDEDEFAULTSLIDE        // TODO: Should we allow slide show to advance if task is not running?        int newSlide = selData->lastSlideShown;                if (selData->dotColor == runningIcon) {    // Advance only if running            if (changeSlide) {                if (++newSlide >= numSlides) {                    newSlide = 0;                }            }        }        if (newSlide < 0) {            newSlide = 0;        }                if (selData->lastSlideShown != newSlide) {  // Don't update if only one slide                    selData->lastSlideShown = newSlide;            wxBitmap *bm = new wxBitmap();            bm->LoadFile(selData->slideShowFileNames[newSlide], wxBITMAP_TYPE_ANY);            if (bm->Ok()) {                m_SlideBitmap = *bm;                delete bm;                m_bCurrentSlideIsDefault = false;            }        }    }    if (m_SlideBitmap.Ok()) {        // Check to see if they need to be rescaled to fit in the window        ratio = 1.0;        xRatio = (double)SLIDESHOWWIDTH / (double)m_SlideBitmap.GetWidth();        yRatio = (double)SLIDESHOWHEIGHT / (double)m_SlideBitmap.GetHeight();        ratio = xRatio;        if ( yRatio < ratio ) {            ratio = yRatio;        }        if ( (ratio < 0.95) || (ratio > 1.05) ) {            wxImage img = m_SlideBitmap.ConvertToImage();            img.Rescale((int) (m_SlideBitmap.GetWidth()*ratio), 						(int) (m_SlideBitmap.GetHeight()*ratio), 						(ratio > 1.0) ? wxIMAGE_QUALITY_BILINEAR : wxIMAGE_QUALITY_BOX_AVERAGE//.........这里部分代码省略.........

void CSimpleTaskPanel::UpdatePanel(bool delayShow) {    wxString s = wxEmptyString;    wxString projName = wxEmptyString;    TaskSelectionData *selData;    CMainDocument*      pDoc = wxGetApp().GetDocument();    wxASSERT(pDoc);    int                 workCount = pDoc->GetSimpleGUIWorkCount();    // Workaround for Linux refresh problem    static bool        wasDelayed = false;#ifndef __WXMAC__    Freeze();#endif        if ((workCount <= 0) || delayShow) {        if ((workCount != m_oldWorkCount) || delayShow) {            wasDelayed = true;            m_myTasksLabel->Hide();            m_TaskSelectionCtrl->Hide();            m_TaskProjectLabel->Hide();            m_TaskProjectName->Hide();#if SELECTBYRESULTNAME            m_TaskApplicationName->Hide();#endif  // SELECTBYRESULTNAME            m_SlideShowArea->Hide();            m_ElapsedTimeValue->Hide();            m_TimeRemainingValue->Hide();            if (m_ipctDoneX1000 >= 0) {                m_ipctDoneX1000 = -1;                m_ProgressBar->Hide();            }            m_ProgressValueText->Hide();            m_TaskCommandsButton->Hide();            this->Layout();#ifdef __WXMAC__            m_ProgressRect = m_ProgressBar->GetRect();            m_ProgressRect.Inflate(0, -2);            m_ProgressRect.Offset(0, -2);#endif        }                DisplayIdleState();            } else {        if ((m_oldWorkCount == 0) || wasDelayed) {            wasDelayed = false;            m_myTasksLabel->Show();            m_TaskSelectionCtrl->Show();            m_TaskProjectLabel->Show();            m_TaskProjectName->Show();#if SELECTBYRESULTNAME            m_TaskApplicationName->Show();#endif  // SELECTBYRESULTNAME            m_SlideShowArea->Show();            m_ElapsedTimeValue->Show();            m_TimeRemainingValue->Show();            m_ProgressBar->Show();            m_ProgressValueText->Show();            m_TaskCommandsButton->Show();            this->Layout();    #ifdef __WXMAC__            m_ProgressRect = m_ProgressBar->GetRect();            m_ProgressRect.Inflate(0, -2);            m_ProgressRect.Offset(0, -2);#endif        }        UpdateTaskSelectionList(false);                // We now have valid result pointers, so extract our data        int count = m_TaskSelectionCtrl->GetCount();        if (count <= 0) {            m_CurrentTaskSelection = -1;        } else {            if ((m_CurrentTaskSelection < 0) || (m_CurrentTaskSelection > count -1)) {                m_TaskSelectionCtrl->SetSelection(0);                m_CurrentTaskSelection = 0;                m_bStableTaskInfoChanged = true;            }            selData = (TaskSelectionData*)m_TaskSelectionCtrl->GetClientData(m_CurrentTaskSelection);            RESULT* result = selData->result;            if (result) {                if (m_bStableTaskInfoChanged) {#if SELECTBYRESULTNAME                    wxString str = wxEmptyString;                    GetApplicationAndProjectNames(result, &s, &projName);                    str.Printf(_("Application: %s"), s.c_str());                    UpdateStaticText(&m_TaskApplicationName, str);                    UpdateStaticText(&m_TaskProjectName, projName);#else   // SELECTBYRESULTNAME                    GetApplicationAndProjectNames(result, NULL, &projName);#endif  // SELECTBYRESULTNAME                    UpdateStaticText(&m_TaskProjectName, projName);                    m_SlideShowArea->AdvanceSlideShow(false, true);                    m_bStableTaskInfoChanged = false;                }                double f = result->elapsed_time;//.........这里部分代码省略.........

/// Reads the specified data from the aliased file, using libsndfile,/// and converts it to the given sample format./// Copied from PCMAliasBlockFIle but wxLog calls taken out for thread safety////// @param data   The buffer to read the sample data into./// @param format The format to convert the data into/// @param start  The offset within the block to begin reading/// @param len    The number of samples to readint ODPCMAliasBlockFile::ReadData(samplePtr data, sampleFormat format,                                sampleCount start, sampleCount len) const{   LockRead();   SF_INFO info;   if(!mAliasedFileName.IsOk()){ // intentionally silenced      memset(data,0,SAMPLE_SIZE(format)*len);      UnlockRead();      return len;   }   memset(&info, 0, sizeof(info));   wxString aliasPath = mAliasedFileName.GetFullPath();   wxFile f;   // will be closed when it goes out of scope   SFFile sf;   if (f.Exists(aliasPath) && f.Open(aliasPath)) {      // Even though there is an sf_open() that takes a filename, use the one that      // takes a file descriptor since wxWidgets can open a file with a Unicode name and      // libsndfile can't (under Windows).      sf.reset(SFCall<SNDFILE*>(sf_open_fd, f.fd(), SFM_READ, &info, FALSE));   }   if (!sf) {      memset(data,0,SAMPLE_SIZE(format)*len);      mSilentAliasLog = TRUE;      // Set a marker to display an error message      if (!wxGetApp().ShouldShowMissingAliasedFileWarning())         wxGetApp().MarkAliasedFilesMissingWarning(this);      UnlockRead();      return len;   }   mSilentAliasLog=FALSE;   SFCall<sf_count_t>(sf_seek, sf.get(), mAliasStart + start, SEEK_SET);   SampleBuffer buffer(len * info.channels, floatSample);   int framesRead = 0;   if (format == int16Sample &&       !sf_subtype_more_than_16_bits(info.format)) {      // Special case: if the file is in 16-bit (or less) format,      // and the calling method wants 16-bit data, go ahead and      // read 16-bit data directly.  This is a pretty common      // case, as most audio files are 16-bit.      framesRead = SFCall<sf_count_t>(sf_readf_short, sf.get(), (short *)buffer.ptr(), len);      for (int i = 0; i < framesRead; i++)         ((short *)data)[i] =            ((short *)buffer.ptr())[(info.channels * i) + mAliasChannel];   }   else {      // Otherwise, let libsndfile handle the conversion and      // scaling, and pass us normalized data as floats.  We can      // then convert to whatever format we want.      framesRead = SFCall<sf_count_t>(sf_readf_float, sf.get(), (float *)buffer.ptr(), len);      float *bufferPtr = &((float *)buffer.ptr())[mAliasChannel];      CopySamples((samplePtr)bufferPtr, floatSample,                  (samplePtr)data, format,                  framesRead, true, info.channels);   }   UnlockRead();   return framesRead;}

   langCodes.Add("en"); langNames.Add("English");   langCodes.Add("es"); langNames.Add("Espa
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