app.cpp

很牛的GUI源码wxWidgets-2.8.0.zip 可在多种平台下运行.

/////////////////////////////////////////////////////////////////////////////
// Name:        src/mac/carbon/app.cpp
// Purpose:     wxApp
// Author:      Stefan Csomor
// Modified by:
// Created:     1998-01-01
// RCS-ID:      $Id: app.cpp,v 1.228 2006/12/10 13:08:42 SC Exp $
// Copyright:   (c) Stefan Csomor
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#include "wx/wxprec.h"

#include "wx/app.h"

#ifndef WX_PRECOMP
    #include "wx/intl.h"
    #include "wx/log.h"
    #include "wx/utils.h"
    #include "wx/window.h"
    #include "wx/frame.h"
    #include "wx/dc.h"
    #include "wx/button.h"
    #include "wx/menu.h"
    #include "wx/pen.h"
    #include "wx/brush.h"
    #include "wx/palette.h"
    #include "wx/icon.h"
    #include "wx/cursor.h"
    #include "wx/dialog.h"
    #include "wx/msgdlg.h"
    #include "wx/textctrl.h"
    #include "wx/memory.h"
    #include "wx/gdicmn.h"
    #include "wx/module.h"
#endif

#include "wx/tooltip.h"
#include "wx/docview.h"
#include "wx/filename.h"
#include "wx/link.h"

#include <string.h>

// mac

#ifndef __DARWIN__
    #if __option(profile)
        #include <profiler.h>
    #endif
#endif

// #include "apprsrc.h"

#include "wx/mac/uma.h"
#include "wx/mac/macnotfy.h"

#ifdef __DARWIN__
#  include <CoreServices/CoreServices.h>
#  if defined(WXMAKINGDLL_CORE)
#    include <mach-o/dyld.h>
#  endif
#else
#  include <Sound.h>
#  include <Threads.h>
#  include <ToolUtils.h>
#  include <DiskInit.h>
#  include <Devices.h>
#endif

// Keep linker from discarding wxStockGDIMac
wxFORCE_LINK_MODULE(gdiobj)

// statics for implementation
static bool s_inYield = false;
static bool s_inReceiveEvent = false ;
static EventTime sleepTime = kEventDurationNoWait ;


IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)
BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
    EVT_IDLE(wxApp::OnIdle)
    EVT_END_SESSION(wxApp::OnEndSession)
    EVT_QUERY_END_SESSION(wxApp::OnQueryEndSession)
END_EVENT_TABLE()


// platform specific static variables
static const short kwxMacAppleMenuId = 1 ;

wxWindow* wxApp::s_captureWindow = NULL ;
long      wxApp::s_lastModifiers = 0 ;

long      wxApp::s_macAboutMenuItemId = wxID_ABOUT ;
long      wxApp::s_macPreferencesMenuItemId = wxID_PREFERENCES ;
long      wxApp::s_macExitMenuItemId = wxID_EXIT ;
wxString  wxApp::s_macHelpMenuTitleName = wxT("&Help") ;

bool      wxApp::sm_isEmbedded = false; // Normally we're not a plugin

//----------------------------------------------------------------------
// Core Apple Event Support
//----------------------------------------------------------------------

pascal OSErr AEHandleODoc( const AppleEvent *event , AppleEvent *reply , SRefCon refcon ) ;
pascal OSErr AEHandleOApp( const AppleEvent *event , AppleEvent *reply , SRefCon refcon ) ;
pascal OSErr AEHandlePDoc( const AppleEvent *event , AppleEvent *reply , SRefCon refcon ) ;
pascal OSErr AEHandleQuit( const AppleEvent *event , AppleEvent *reply , SRefCon refcon ) ;
pascal OSErr AEHandleRApp( const AppleEvent *event , AppleEvent *reply , SRefCon refcon ) ;

pascal OSErr AEHandleODoc( const AppleEvent *event , AppleEvent *reply , SRefCon WXUNUSED(refcon) )
{
    return wxTheApp->MacHandleAEODoc( (AppleEvent*) event , reply) ;
}

pascal OSErr AEHandleOApp( const AppleEvent *event , AppleEvent *reply , SRefCon WXUNUSED(refcon) )
{
    return wxTheApp->MacHandleAEOApp( (AppleEvent*) event , reply ) ;
}

pascal OSErr AEHandlePDoc( const AppleEvent *event , AppleEvent *reply , SRefCon WXUNUSED(refcon) )
{
    return wxTheApp->MacHandleAEPDoc( (AppleEvent*) event , reply ) ;
}

pascal OSErr AEHandleQuit( const AppleEvent *event , AppleEvent *reply , SRefCon WXUNUSED(refcon) )
{
    return wxTheApp->MacHandleAEQuit( (AppleEvent*) event , reply) ;
}

pascal OSErr AEHandleRApp( const AppleEvent *event , AppleEvent *reply , SRefCon WXUNUSED(refcon) )
{
    return wxTheApp->MacHandleAERApp( (AppleEvent*) event , reply) ;
}

// AEODoc Calls MacOpenFile on each of the files passed

short wxApp::MacHandleAEODoc(const WXEVENTREF event, WXEVENTREF WXUNUSED(reply))
{
    AEDescList docList;
    AEKeyword keywd;
    DescType returnedType;
    Size actualSize;
    long itemsInList;
    OSErr err;
    short i;

    err = AEGetParamDesc((AppleEvent *)event, keyDirectObject, typeAEList,&docList);
    if (err != noErr)
        return err;

    err = AECountItems(&docList, &itemsInList);
    if (err != noErr)
        return err;

    ProcessSerialNumber PSN ;
    PSN.highLongOfPSN = 0 ;
    PSN.lowLongOfPSN = kCurrentProcess ;
    SetFrontProcess( &PSN ) ;

    wxString fName ;
    FSRef theRef ;

    for (i = 1; i <= itemsInList; i++)
    {
        AEGetNthPtr(
            &docList, i, typeFSRef, &keywd, &returnedType,
            (Ptr)&theRef, sizeof(theRef), &actualSize);
        fName = wxMacFSRefToPath( &theRef ) ;

        MacOpenFile(fName);
    }

    return noErr;
}

// AEPDoc Calls MacPrintFile on each of the files passed

short wxApp::MacHandleAEPDoc(const WXEVENTREF event , WXEVENTREF WXUNUSED(reply))
{
    AEDescList docList;
    AEKeyword keywd;
    DescType returnedType;
    Size actualSize;
    long itemsInList;
    OSErr err;
    short i;

    err = AEGetParamDesc((AppleEvent *)event, keyDirectObject, typeAEList,&docList);
    if (err != noErr)
        return err;

    err = AECountItems(&docList, &itemsInList);
    if (err != noErr)
        return err;

    ProcessSerialNumber PSN ;
    PSN.highLongOfPSN = 0 ;
    PSN.lowLongOfPSN = kCurrentProcess ;
    SetFrontProcess( &PSN ) ;

    wxString fName ;
    FSRef theRef ;

    for (i = 1; i <= itemsInList; i++)
    {
        AEGetNthPtr(
            &docList, i, typeFSRef, &keywd, &returnedType,
            (Ptr)&theRef, sizeof(theRef), &actualSize);
        fName = wxMacFSRefToPath( &theRef ) ;

        MacPrintFile(fName);
    }

    return noErr;
}

// AEOApp calls MacNewFile

short wxApp::MacHandleAEOApp(const WXEVENTREF WXUNUSED(event) , WXEVENTREF WXUNUSED(reply))
{
    MacNewFile() ;
    return noErr ;
}

// AEQuit attempts to quit the application

short wxApp::MacHandleAEQuit(const WXEVENTREF WXUNUSED(event) , WXEVENTREF WXUNUSED(reply))
{
    wxWindow* win = GetTopWindow() ;
    if ( win )
    {
        wxCommandEvent exitEvent(wxEVT_COMMAND_MENU_SELECTED, s_macExitMenuItemId);
        if (!win->ProcessEvent(exitEvent))
            win->Close(true) ;
    }
    else
    {
        ExitMainLoop() ;
    }

    return noErr ;
}

// AEROApp calls MacReopenApp

short wxApp::MacHandleAERApp(const WXEVENTREF WXUNUSED(event) , WXEVENTREF WXUNUSED(reply))
{
    MacReopenApp() ;

    return noErr ;
}

//----------------------------------------------------------------------
// Support Routines linking the Mac...File Calls to the Document Manager
//----------------------------------------------------------------------

void wxApp::MacOpenFile(const wxString & fileName )
{
#if wxUSE_DOC_VIEW_ARCHITECTURE
    wxDocManager* dm = wxDocManager::GetDocumentManager() ;
    if ( dm )
        dm->CreateDocument(fileName , wxDOC_SILENT ) ;
#endif
}


void wxApp::MacPrintFile(const wxString & fileName )
{
#if wxUSE_DOC_VIEW_ARCHITECTURE

#if wxUSE_PRINTING_ARCHITECTURE
    wxDocManager* dm = wxDocManager::GetDocumentManager() ;
    if ( dm )
    {
        wxDocument *doc = dm->CreateDocument(fileName , wxDOC_SILENT ) ;
        if ( doc )
        {
            wxView* view = doc->GetFirstView() ;
            if ( view )
            {
                wxPrintout *printout = view->OnCreatePrintout();
                if (printout)
                {
                    wxPrinter printer;
                    printer.Print(view->GetFrame(), printout, true);
                    delete printout;
                }
            }

            if (doc->Close())
            {
                doc->DeleteAllViews();
                dm->RemoveDocument(doc) ;
            }
        }
    }
#endif //print

#endif //docview
}



void wxApp::MacNewFile()
{
}

void wxApp::MacReopenApp()
{
    // HIG says :
    // if there is no open window -> create a new one
    // if all windows are hidden -> show the first
    // if some windows are not hidden -> do nothing

    wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetFirst();
    if ( node == NULL )
    {
        MacNewFile() ;
    }
    else
    {
        wxTopLevelWindow* firstIconized = NULL ;
        while (node)
        {
            wxTopLevelWindow* win = (wxTopLevelWindow*) node->GetData();
            if ( !win->IsIconized() )
            {
                firstIconized = NULL ;
                break ;
            }
            else
            {
                if ( firstIconized == NULL )
                    firstIconized = win ;
            }

            node = node->GetNext();
        }

        if ( firstIconized )
            firstIconized->Iconize( false ) ;
    }
}

//----------------------------------------------------------------------
// Macintosh CommandID support - converting between native and wx IDs
//----------------------------------------------------------------------

// if no native match they just return the passed-in id

struct IdPair
{
    UInt32 macId ;
    int wxId ;
} ;

IdPair gCommandIds [] =
{
    { kHICommandCut ,           wxID_CUT } ,
    { kHICommandCopy ,          wxID_COPY } ,
    { kHICommandPaste ,         wxID_PASTE } ,
    { kHICommandSelectAll ,     wxID_SELECTALL } ,
    { kHICommandClear ,         wxID_CLEAR } ,
    { kHICommandUndo ,          wxID_UNDO } ,
    { kHICommandRedo ,          wxID_REDO } ,
} ;

int wxMacCommandToId( UInt32 macCommandId )
{
    int wxid = 0 ;

    switch ( macCommandId )
    {
        case kHICommandPreferences :
            wxid = wxApp::s_macPreferencesMenuItemId ;
            break ;

        case kHICommandQuit :
            wxid = wxApp::s_macExitMenuItemId ;
            break ;

        case kHICommandAbout :
            wxid = wxApp::s_macAboutMenuItemId ;
            break ;

        default :
            {
                for ( size_t i = 0 ; i < WXSIZEOF(gCommandIds) ; ++i )
                {
                    if ( gCommandIds[i].macId == macCommandId )
                    {
                        wxid = gCommandIds[i].wxId ;
                        break ;
                    }
                }
            }
            break ;
    }

    if ( wxid == 0 )
        wxid = (int) macCommandId ;

    return wxid ;
}

UInt32 wxIdToMacCommand( int wxId )
{
    UInt32 macId = 0 ;

    if ( wxId == wxApp::s_macPreferencesMenuItemId )
        macId = kHICommandPreferences ;
    else if (wxId == wxApp::s_macExitMenuItemId)
        macId = kHICommandQuit ;
    else if (wxId == wxApp::s_macAboutMenuItemId)
        macId = kHICommandAbout ;
    else
    {
        for ( size_t i = 0 ; i < WXSIZEOF(gCommandIds) ; ++i )
        {
            if ( gCommandIds[i].wxId == wxId )
            {
                macId = gCommandIds[i].macId ;
                break ;