/*

    File:       SampleUtils.c

    Contains:   Common utility routines

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                expressly stated in this notice, no other rights or licenses, express or implied,

                are granted by Apple herein, including but not limited to any patent rights that

                may be infringed by your derivative works or by other works in which the Apple

                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

                COMBINATION WITH YOUR PRODUCTS.

                IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR

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    Copyright © 2004 Apple Computer, Inc., All Rights Reserved

*/

#include <Carbon/Carbon.h>

#include "Main.h"

OSStatus    GetControlBySigAndID( WindowRef window, OSType  signature, SInt32 id, ControlRef *control )

{

    ControlID   controlID;

    controlID.id        = id;

    controlID.signature = signature;

    return( GetControlByID( window, &controlID, control ) );

}

CFStringRef GetControlCFString( WindowRef window, OSType signature, SInt32 id )

{

    ControlRef      control;

    SInt32          dataSize;

    OSStatus        err;

    CFStringRef     cfString        = NULL;

    GetControlBySigAndID( window, signature, id, &control );

    if ( control == NULL ) goto Bail;

    err = GetControlData( control, 0, kControlStaticTextCFStringTag, sizeof(CFStringRef), (Ptr)&cfString, &dataSize );

    if ( err != noErr ) goto Bail;

    return( cfString );

Bail:

    if ( cfString != NULL ) CFRelease( cfString );

    return( NULL );

}

void    SetControlCFString( WindowRef window, OSType signature, SInt32 id, CFStringRef cfString )

{

    ControlRef      control;

    GetControlBySigAndID( window, signature, id, &control );

    if ( control == NULL ) goto Bail;

    (void) SetControlData( control, 0, kControlStaticTextCFStringTag, sizeof(CFStringRef), &cfString );

    Draw1Control( control );

Bail:

    return;

}

char    *GetControlCString( WindowRef window, OSType signature, SInt32 id, char *cString )

{

    ControlRef      control;

    SInt32          dataSize;

    cString[0]          = 0;    

    GetControlBySigAndID( window, signature, id, &control );

    if ( control == NULL ) goto Bail;

    (void)GetControlData( control, 0, kControlStaticTextTextTag, 255, cString, &dataSize );

    cString[dataSize]   = 0;

Bail:

    return( cString );

}

void    SetControlCString( WindowRef window, OSType signature, SInt32 id, char *cString )

{

    ControlRef      control;

    GetControlBySigAndID( window, signature, id, &control );

    if ( control == NULL ) goto Bail;

    (void) SetControlData( control, 0, kControlStaticTextTextTag, strlen(cString), cString );

    Draw1Control( control );

Bail:

    return;

}

void    GetControlPString( WindowRef window, OSType signature, SInt32 id, StringPtr pString )

{

    ControlRef      control;

    SInt32          dataSize;

    pString[0]          = 0;    

    GetControlBySigAndID( window, signature, id, &control );

    if ( control == NULL ) goto Bail;

    (void)GetControlData( control, 0, kControlStaticTextTextTag, 255, pString+1, &dataSize );

    pString[0]  = dataSize;

Bail:

    return;

}

void    SetControlPString( WindowRef window, OSType signature, SInt32 id, StringPtr pString )

{

    ControlRef      control;

    GetControlBySigAndID( window, signature, id, &control );

    if ( control == NULL ) goto Bail;

    (void) SetControlData( control, 0, kControlStaticTextTextTag, pString[0], pString+1 );

    Draw1Control( control );

Bail:

    return;

}

SInt16  GetControlValueByID( WindowRef window, OSType signature, SInt32 id )

{

    ControlRef      control;

    GetControlBySigAndID( window, signature, id, &control );

    if ( control == NULL ) return( 0 );

    return( GetControlValue(control) );

}

void    SetControlValueByID( WindowRef window, OSType signature, SInt32 id, SInt32 value )

{

    ControlRef      control;

    GetControlBySigAndID( window, signature, id, &control );

    if ( control == NULL ) goto Bail;

    SetControlValue( control, value );

    Draw1Control( control );

Bail:

    return;

}

void    CFStringToStr255( CFStringRef input, StringPtr output )

{

     output[0] = CFStringGetBytes( input, CFRangeMake(0,  MIN(CFStringGetLength(input), 255)), kTextEncodingMacRoman, '^', false, &(output[1]), 255, NULL );

}

void    SendWindowCloseEvent( WindowRef window )

{

    EventRef                event;

    (void) CreateEvent( NULL,  kEventClassWindow, kEventWindowClose, GetCurrentEventTime(), kEventAttributeUserEvent, &event );

    (void) SetEventParameter( event, kEventParamDirectObject, typeWindowRef, sizeof(window), &window );

    (void) SendEventToWindow( event, window );

    (void) ReleaseEvent( event );

}

void    SendCommandProcessEvent( UInt32 commandID )

{

    HICommand               command;

    EventRef                event;

    BlockZero( &command, sizeof(command) );

    command.commandID   = commandID;

    (void) CreateEvent( NULL,  kEventClassCommand, kEventCommandProcess, GetCurrentEventTime(), kEventAttributeUserEvent, &event );

    (void) SetEventParameter( event, kEventParamDirectObject, typeHICommand, sizeof(command), &command );

    (void) SendEventToApplication( event );

    (void) ReleaseEvent( event );

}