/*

    File:       MegaDialog.cp

    Contains:   Code to drive our MegaDialog example.

    Version:    Mac OS X

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*/

#include "AppearanceSamplePrefix.h"

#if !BUILDING_FOR_CARBON_8

    #include <Carbon/Carbon.h>

#else

    #include <Carbon.h>

#endif

#include "MegaDialog.h"

#include "ProgressPane.h"

#include "SliderPane.h"

#include "ClassicPane.h"

#include "TextPane.h"

#include "LayoutPane.h"

#include "NewButtonPane.h"

enum

{

    kNoPane         = 0,

    kClassicPane    = 1,

    kSliderPane     = 2,

    kProgressPane   = 3,

    kTextPane       = 4,

    kLayoutPane     = 5,

    kNewPane        = 6

};

MegaDialog::MegaDialog() : BaseDialog( 6000 )

{

    ControlHandle       control;

    ::GetDialogItemAsControl( fDialog, 1, &control );

#if HELP_TAGS_ENABLED   

    // Set help for the tab control

    fHelpContentProviderUPP = NewHMControlContentUPP( HelpContentProvider );

    ::HMInstallControlContentCallback( control, fHelpContentProviderUPP );

    // Set help for the dialog itself

    {

        HMHelpContentRec    windowHelpContent;

        windowHelpContent.version = kMacHelpVersion;

        // If the window help content is always supposed to appear in the exact

        // same location, set the absolute rectangle here, otherwise, it should

        // be EmptyRect.

        // ::GetWindowBounds( GetDialogWindow( fDialog ), kWindowContentRgn, &windowHelpContent.absHotRect );

        ::SetRect( &(windowHelpContent.absHotRect), 0, 0, 0, 0 );

        windowHelpContent.tagSide = kHMDefaultSide;

        // Our minimum content is on a STR resource

        windowHelpContent.content[ kHMMinimumContentIndex ].contentType = kHMStrResContent;

        windowHelpContent.content[ kHMMinimumContentIndex ].u.tagStrRes = 6000;

        // No maximum content

        windowHelpContent.content[ kHMMaximumContentIndex ].contentType = kHMStrResContent;

        windowHelpContent.content[ kHMMaximumContentIndex ].u.tagStrRes = 6001;

        ::HMSetWindowHelpContent( GetDialogWindow( fDialog ), &windowHelpContent );

    }

#endif  

    // turn off the Disabled tab

    SetTabEnabled( control, 7, false );

    // enable async dragging

    ChangeWindowAttributes( GetDialogWindow( fDialog ), kWindowAsyncDragAttribute, 0 );

    fPane = nil;

    SwitchPane( kClassicPane );

}

MegaDialog::~MegaDialog()

{

    delete fPane;

}

void

MegaDialog::SwitchPane( SInt16 paneIndex )

{

    ControlHandle       control;

    if ( paneIndex == 0 ) return;

    delete fPane;

    fPane = nil;    

    GetDialogItemAsControl( fDialog, 1, &control );

    SetControlValue( control, paneIndex );

    switch ( paneIndex )

    {

        case kProgressPane:

            fPane = new ProgressPane( fDialog, CountDITL( fDialog ) );

            break;

        case kSliderPane:

            fPane = new SliderPane( fDialog, CountDITL( fDialog ) );

            break;

        case kClassicPane:

            fPane = new ClassicPane( fDialog, CountDITL( fDialog ) );

            break;

        case kTextPane:

            fPane = new TextPane( fDialog, CountDITL( fDialog ) );

            break;

        case kLayoutPane:

            fPane = new LayoutPane( fDialog, CountDITL( fDialog ) );

            break;

        case kNewPane:

            fPane = new NewButtonPane( fDialog, CountDITL( fDialog ) );

            break;

    }

    InitItems( 2, -1 );

    DrawDialog( fDialog );

}

void

MegaDialog::HandleItemHit( SInt16 item )

{

    if ( item == 1 )

    {

        ControlHandle       control;

        GetDialogItemAsControl( fDialog, 1, &control );

        SwitchPane( GetControlValue( control ) );

    }

    else if ( fPane )

    {

        fPane->ItemHit( item );

    }

}

pascal OSStatus

MegaDialog::HelpContentProvider(ControlRef inControl, Point inGlobalMouse, HMContentRequest inRequest, HMContentProvidedType *outContentProvided, HMHelpContentPtr ioHelpContent)

{

    ControlGetRegionRec getRegionRec;

    Point               localMouse;

    GrafPtr             currPort;

    // Only care if asked to supplu content, we don't have anything special to dispose of

    if ( inRequest != kHMSupplyContent )

        return noErr;

    // Get a region for the tabs

    getRegionRec.region = ::NewRgn();

    if ( getRegionRec.region == NULL )

        return ::MemError();

    // Convert the global mouse to dialog relative

    ::GetPort( &currPort );

    ::SetPortWindowPort( GetControlOwner( inControl ) );

    localMouse = inGlobalMouse;

    ::GlobalToLocal( &localMouse );

    // Assume we have no content

    *outContentProvided = kHMContentNotProvided;

    // See if we are in any tab

    for ( SInt16 tabIndex = GetControlMinimum( inControl ); tabIndex <= GetControlMaximum( inControl ); tabIndex++ )

    {

        getRegionRec.part = tabIndex;

        if ( ( SendControlMessage( inControl, kControlMsgGetRegion, (void *) &getRegionRec ) == noErr ) &&

             PtInRgn( localMouse, getRegionRec.region ) )

        {

            // We found the tab, supply the content

            // First set the *global* hot rect

            ::GetRegionBounds( getRegionRec.region, &(ioHelpContent->absHotRect) );

            ::LocalToGlobal( &rectTopLeft(ioHelpContent->absHotRect) );

            ::LocalToGlobal( &rectBotRight(ioHelpContent->absHotRect) );

            ioHelpContent->tagSide = kHMDefaultSide;

            // Our minimum content is on a STR# resource

            ioHelpContent->content[ kHMMinimumContentIndex ].contentType = kHMStringResContent;

            ioHelpContent->content[ kHMMinimumContentIndex ].u.tagStringRes.hmmResID = 6000;

            ioHelpContent->content[ kHMMinimumContentIndex ].u.tagStringRes.hmmIndex = tabIndex;

            // No maximum content

            ioHelpContent->content[ kHMMaximumContentIndex ].contentType = kHMStringResContent;

            ioHelpContent->content[ kHMMaximumContentIndex ].u.tagStringRes.hmmResID = 6001;

            ioHelpContent->content[ kHMMaximumContentIndex ].u.tagStringRes.hmmIndex = tabIndex;

            *outContentProvided = kHMContentProvided;

            break;

        }

    }

    // If in the content of the tab control then don't propagate to the window

    if ( *outContentProvided == kHMContentNotProvided )

    {

        getRegionRec.part = kControlContentMetaPart;

        if ( ( SendControlMessage( inControl, kControlMsgGetRegion, (void *) &getRegionRec ) == noErr ) &&

             PtInRgn( localMouse, getRegionRec.region ) )

        {

            *outContentProvided = kHMContentNotProvidedDontPropagate;

        }

    }

    ::DisposeRgn( getRegionRec.region );

    ::MacSetPort( currPort );

    return noErr;

}