/*

    File:       AddNibToNav.cp

    Contains:   How to add a .nib file to a Navigation Services window.

    Version:    1.0

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                Software may be incorporated.

                The Apple Software is provided by Apple on an "AS IS" basis.  APPLE MAKES NO

                WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED

                WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR

                PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN

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    Copyright © 2003 Apple Computer, Inc., All Rights Reserved

*/

#include <Carbon/Carbon.h>

// Common stuff to all samples

void InitToolbox(void);

void InitMenuBar(void);

pascal OSErr HandlePref(const AppleEvent *theAppleEvent, AppleEvent *reply, long handlerRefcon);

pascal OSErr HandleOapp(const AppleEvent *theAppleEvent, AppleEvent *reply, long handlerRefcon);

pascal OSErr HandleOdoc(const AppleEvent *theAppleEvent, AppleEvent *reply, long handlerRefcon);

pascal OSErr HandlePdoc(const AppleEvent *theAppleEvent, AppleEvent *reply, long handlerRefcon);

void InstallAppleEventHandlers(void);

pascal OSStatus CommandProcess(EventHandlerCallRef nextHandler, EventRef theEvent, void* userData);

void InstallApplicationCarbonEventHandlers(void);

void DoCloseWindow(WindowRef theWind);

void RecursiveCloseWindow(WindowRef theWind);

void CloseAllWindows();

void InitApplication(void);

void TermApplication(void);

// End of common stuff

void DoAboutBox(void);

void DoPreferences(void);

void DoNewWindow(void);

int main(void)

    {

    InitToolbox();

    InitApplication();

    RunApplicationEventLoop();

    TermApplication();

   return 0;

    }

//------------------------------- Initializations ------------------------------

void InitToolbox(void)

    {

    InitCursor();

    }

void InitApplication(void)

    {

    long response;

    OSErr err;

   // Can we run this particular demo application?

    err = Gestalt(gestaltSystemVersion, &response);

    Boolean ok = ((err == noErr) && (response >= 0x00001020));

   if (!ok)

      {

        StandardAlert(kAlertStopAlert, "\pMac OS X 10.2 (minimum) is required for this application", "\p", NULL, NULL);

      ExitToShell();

      }

    InstallAppleEventHandlers();

    InstallApplicationCarbonEventHandlers();

    InitMenuBar();

    DoNewWindow();

    }

void InitMenuBar(void)

    {

    // Getting our menu bar

    Handle aHand = GetNewMBar(128);

    SetMenuBar(aHand);

    // Enabling Preferences menu item

    EnableMenuCommand(NULL, kHICommandPreferences);

    // Adding some menu item commands

    MenuHandle menu = GetMenuHandle(128);

    SetMenuItemCommandID(menu, 1, kHICommandNew);

    SetMenuItemCommandID(menu, 2, kHICommandClose);

    SetMenuItemCommandID(GetMenuHandle(1),  1, kHICommandAbout);

    // Adding a standard Window menu

    CreateStandardWindowMenu(0, &menu);

    InsertMenu(menu, 0);

    DrawMenuBar();

    DisposeHandle(aHand);

    }

//------------------------------- Apple Events ---------------------------------

void InstallAppleEventHandlers(void)

    {

    OSErr   err;

    err = AEInstallEventHandler(kCoreEventClass, kAEShowPreferences, NewAEEventHandlerUPP(HandlePref), 0, false);

    if (err) DebugStr("\pAEInstallEventHandler failed for kAEOpenApplication");

    err = AEInstallEventHandler(kCoreEventClass, kAEOpenApplication, NewAEEventHandlerUPP(HandleOapp), 0, false);

    if (err) DebugStr("\pAEInstallEventHandler failed for kAEOpenApplication");

    err = AEInstallEventHandler(kCoreEventClass, kAEOpenDocuments,   NewAEEventHandlerUPP(HandleOdoc), 0, false);

    if (err) DebugStr("\pAEInstallEventHandler failed for kAEOpenDocuments");

    err = AEInstallEventHandler(kCoreEventClass, kAEPrintDocuments,  NewAEEventHandlerUPP(HandlePdoc), 0, false);

    if (err) DebugStr("\pAEInstallEventHandler failed for kAEPrintDocuments");

    // Note: Since RunApplicationEventLoop installs a Quit AE Handler, we no longer have to do it here.

    }

pascal OSErr HandlePref(const AppleEvent *theAppleEvent, AppleEvent *reply, long handlerRefcon)

    {

#pragma unused (theAppleEvent, reply, handlerRefcon)

    return errAEEventNotHandled;

    }

pascal OSErr HandleOapp(const AppleEvent *theAppleEvent, AppleEvent *reply, long handlerRefcon)

    {

#pragma unused (theAppleEvent, reply, handlerRefcon)

    return noErr;

    }

pascal OSErr HandleOdoc(const AppleEvent *theAppleEvent, AppleEvent *reply, long handlerRefcon)

    {

#pragma unused (theAppleEvent, reply, handlerRefcon)

    return errAEEventNotHandled;

    }

pascal OSErr HandlePdoc(const AppleEvent *theAppleEvent, AppleEvent *reply, long handlerRefcon)

    {

#pragma unused (theAppleEvent, reply, handlerRefcon)

    return errAEEventNotHandled;

    }

//------------------------------- Carbon Events --------------------------------

void InstallApplicationCarbonEventHandlers(void)

    {

    EventTypeSpec eventType = {kEventClassCommand, kEventCommandProcess};

    InstallEventHandler(GetApplicationEventTarget(), NewEventHandlerUPP(CommandProcess), 1, &eventType, NULL, NULL);

    }

pascal OSStatus CommandProcess(EventHandlerCallRef nextHandler, EventRef theEvent, void* userData)

    {

#pragma unused (nextHandler, userData)

    HICommand aCommand;

    OSStatus status = noErr;

    GetEventParameter(theEvent, kEventParamDirectObject, typeHICommand, NULL, sizeof(HICommand), NULL, &aCommand);

    switch (aCommand.commandID)

        {

        case kHICommandAbout:

            DoAboutBox();

            break;

        case kHICommandPreferences:

            DoPreferences();

            break;

        case kHICommandNew:

            DoNewWindow();

            break;

        case kHICommandClose:

            DoCloseWindow(FrontNonFloatingWindow());

            break;

        default:

            status = eventNotHandledErr;

            break;

        }

    return status;

    }

//------------------------------- Terminating ----------------------------------

void TermApplication(void)

    {

    CloseAllWindows();

    }

void CloseAllWindows()

    {

    WindowRef theWind = FrontWindow();

    if (theWind)

        {

        RecursiveCloseWindow(theWind);

        }

    }

void RecursiveCloseWindow(WindowRef theWind)

    {

    WindowRef nextWind = GetNextWindow(theWind);

    if (nextWind) RecursiveCloseWindow(nextWind);

    DoCloseWindow(theWind);

    }

void DoCloseWindow(WindowRef theWind)

    {

    EventRef theEvent;

    CreateEvent(NULL, kEventClassWindow, kEventWindowClose, 0, 0, &theEvent);

    SetEventParameter(theEvent, kEventParamDirectObject, typeWindowRef, sizeof(WindowRef), &theWind);

    SendEventToEventTarget(theEvent, GetWindowEventTarget(theWind));

    }

//------------------------------- End of common stuff --------------------------

void DoAboutBox(void)

    {

    StandardAlert(kAlertNoteAlert, "\pAddNibToNav 1.0 by DTS, Apple © 2003", "\p", NULL, NULL);

    }

void DoPreferences(void)

    {

    StandardAlert(kAlertNoteAlert, "\pNo Preferences yet!", "\p", NULL, NULL);

    }

UInt32 GetHIToolboxVersion()

    {

    CFBundleRef bundle;

    CFStringRef versionStr = NULL;

    static UInt32 version = 0;

    if (version != 0) return version;

    bundle = CFBundleGetBundleWithIdentifier( CFSTR("com.apple.HIToolbox") );

    if ( bundle != NULL )

        versionStr = (CFStringRef) CFBundleGetValueForInfoDictionaryKey( bundle, CFSTR("CFBundleShortVersionString") );

    if ( versionStr != NULL && CFGetTypeID( versionStr ) == CFStringGetTypeID() )

        {

        int major = 0, minor = 0, bugfix = 0;

        char sz[20];

        CFStringGetCString( versionStr, sz, sizeof( sz ), kCFStringEncodingUTF8 );

        sscanf( sz, "%d.%d.%d", &major, &minor, &bugfix );

        version = ( major << 8 ) + ( minor << 4 ) + bugfix;

        }

    return version;

    }

typedef struct

    {

    IBNibRef  nibRef;

    WindowRef windowFromNib;

    } CustomData;

void HandleCarbonCustomizeEvent(NavCBRecPtr callBackParms, CustomData * data)

    {

    OSStatus status = noErr;

    SInt16 neededHeight, neededWidth;

    static SInt16 gCarbonEventLastTryHeight;

    static SInt16 gCarbonEventLastTryWidth;

    // If it's the first time we get in this function, we need to create our nib reference and

    // instantiate the window from the nib. This function might/will be called many times.

    if (data->nibRef == NULL)

        {

        // Create a Nib reference passing the name of the nib file (without the .nib extension).

        // CreateNibReference only searches into the application bundle.

        status = CreateNibReference(CFSTR("AddNibToNav"), &data->nibRef);

        if (status != noErr) { printf("CreateNibReference returned %ld\n", status); return;}

        // Then instantiate the window "Custom Area".

        // This name is set in InterfaceBuilder when the nib is created.

        status = CreateWindowFromNib(data->nibRef, CFSTR("Custom Area"), &data->windowFromNib);

        if (status != noErr) { printf("CreateWindowFromNib returned %ld\n", status); return;}

        }

    Rect windowBounds;

    GetWindowPortBounds(data->windowFromNib, &windowBounds);

    neededHeight = callBackParms->customRect.top + (windowBounds.bottom - windowBounds.top);

    neededWidth = callBackParms->customRect.left + (windowBounds.right - windowBounds.left);

    // check to see if this is the first round of negotiations:

    if ((callBackParms->customRect.right == 0) && (callBackParms->customRect.bottom == 0))

        {

        // it is, so tell NavServices what dimensions we want:

        callBackParms->customRect.right = neededWidth;

        callBackParms->customRect.bottom = neededHeight;

        }

    else

        {

        // we are in the middle of negotiating:

        if (gCarbonEventLastTryWidth != callBackParms->customRect.right)

            if (callBackParms->customRect.right < neededWidth) // is NavServices width too small for us?

                callBackParms->customRect.right = neededWidth;

        if (gCarbonEventLastTryHeight != callBackParms->customRect.bottom)

            if (callBackParms->customRect.bottom < neededHeight) // is NavServices height too small for us?

                callBackParms->customRect.bottom = neededHeight;

        }

    // remember our last size so the next time we can re-negotiate:

    gCarbonEventLastTryWidth = callBackParms->customRect.right;

    gCarbonEventLastTryHeight = callBackParms->customRect.bottom;

    }

void HandleCarbonStartEvent(NavCBRecPtr callBackParms, CustomData * data)

    {

    OSStatus status = noErr;

    ControlID userPaneID = { 'usrp', 100 };

    HIViewRef userPane;

    status = HIViewFindByID(HIViewGetRoot(data->windowFromNib), userPaneID, &userPane);

    if (status != noErr) { printf("HIViewFindByID returned %ld\n", status); return;}

    // We need to move the User Pane (along with its sub-controls) from the nib window

    // to the Navigation Services window in Jaguar.

    // In Panther, the NavCustomControl/kNavCtlAddControl will move the User Pane from the nib window

    // to the Navigation Services window so we don't need to explicitly move it before.

    if (GetHIToolboxVersion() < 0x130)

        {

        ControlRef rootControl;

        status = GetRootControl(callBackParms->window, &rootControl);

        if (status != noErr) { printf("GetRootControl returned %ld\n", status); return;}

        status = EmbedControl(userPane, rootControl);

        if (status != noErr) { printf("EmbedControl returned %ld\n", status); return;}

        }

    status = NavCustomControl(callBackParms->context, kNavCtlAddControl, userPane);

    if (status != noErr) { printf("NavCustomControl returned %ld\n", status); return;}

    // We're done with the instantiations from the nib so let's dispose them.

    DisposeWindow(data->windowFromNib);

    DisposeNibReference(data->nibRef);

    data->nibRef = NULL;

    }

void HandleCustomMouseDown(NavCBRecPtr callBackParms)

    {

    EventRecord *evt = callBackParms->eventData.eventDataParms.event;

    Point where = evt->where;

    GlobalToLocal(&where);

    ControlRef whichControl = FindControlUnderMouse(where, callBackParms->window, NULL);

    if (whichControl != NULL)

        {

        ControlKind theKind;

        GetControlKind(whichControl, &theKind);

        // Moving the focus if we clicked in an editable text control

        // In this sample, we only have a Clock and an Unicode Edit controls

        if ((theKind.kind == kControlKindEditUnicodeText) || (theKind.kind == kControlKindClock))

            {

            ControlRef currentlyFocusedControl;

            GetKeyboardFocus(callBackParms->window, &currentlyFocusedControl);

            if (currentlyFocusedControl != whichControl)

                SetKeyboardFocus(callBackParms->window, whichControl, kControlFocusNextPart);

            }

        HandleControlClick(whichControl, where, evt->modifiers, NULL);

        }

    }

void HandleNormalEvents(NavCBRecPtr callBackParms)

    {

    switch (callBackParms->eventData.eventDataParms.event->what)

        {

        case mouseDown:

            {

            HandleCustomMouseDown(callBackParms);

            break;

            }

        }           

    }

pascal void EventProc(NavEventCallbackMessage callBackSelector, NavCBRecPtr callBackParms, void *callBackUD)

    {

    OSStatus status = noErr;

    CustomData * data = (CustomData *)callBackUD;

    switch (callBackSelector)

        {

        case kNavCBCustomize:

            {

            HandleCarbonCustomizeEvent(callBackParms, data);

            break;

            }

        case kNavCBStart:

            {

            HandleCarbonStartEvent(callBackParms, data);

            break;

            }

        case kNavCBEvent:

            {

            HandleNormalEvents(callBackParms);

            break;

            }

        case kNavCBAdjustRect:

            {

            ControlID userPaneID = { 'usrp', 100 };

            HIViewRef userPane;

            status = HIViewFindByID(HIViewGetRoot(callBackParms->window), userPaneID, &userPane);

            if (status != noErr)

                break; // we didn't reach kNavCBStart yet so our user pane is not there.

            MoveControl(userPane, callBackParms->customRect.left, callBackParms->customRect.top);

            break;

            }

        case kNavCBAccept:

            {

            // Getting the current settings of some controls...

            ControlID checkBoxID = { 'chck', 100 };

            HIViewRef checkBox;

            status = HIViewFindByID(HIViewGetRoot(callBackParms->window), checkBoxID, &checkBox);

            Boolean isChecked = (GetControlValue(checkBox) == 1);

            // if (isChecked) printf("is Checked\n"); else printf("is not Checked\n");

            ControlID unicodeEditID = { 'ucde', 100 };

            HIViewRef unicodeEdit;

            status = HIViewFindByID(HIViewGetRoot(callBackParms->window), unicodeEditID, &unicodeEdit);

            CFStringRef theCFString;

            GetControlData(unicodeEdit, kControlEntireControl, kControlEditTextCFStringTag, sizeof(theCFString), &theCFString, NULL);

            /*{

            char buffer[300];

            CFStringGetCString(theCFString, buffer, 300, kCFStringEncodingMacRoman);

            printf("string is '%s'\n", buffer);

            }*/

            CFRelease(theCFString);

            break;

            }

        }

    }

void DoNewWindow(void)

    {

    OSStatus status = noErr;

    NavDialogCreationOptions options;

    status = NavGetDefaultDialogCreationOptions(&options);

    if (status != noErr) { printf("NavGetDefaultDialogCreationOptions returned %ld\n", status); return;}

    CustomData * data = (CustomData *)malloc(sizeof(CustomData));

    data->nibRef = NULL;

    data->windowFromNib = NULL;

    NavDialogRef navDialog;

    status = NavCreatePutFileDialog(&options, kUnknownType, kUnknownType, EventProc, data, &navDialog);

    if (status != noErr) { printf("NavCreatePutFileDialog returned %ld\n", status); return;}

    status = NavDialogRun(navDialog);

    if (status != noErr) { printf("NavDialogRun returned %ld\n", status); return;}

    NavDialogDispose(navDialog);

    free(data);

    }