// Play Movie with Controller Sample

// Based on QTShell

// WWDC 2000

#include "ComApplication.h"

#include "ComFramework.h"

#include "MacFramework.h"

//////////

//

// HandleEditMenuItem

// Perform the specified edit operation on the specified window.

//

//////////

void HandleEditMenuItem (WindowReference theWindow, UInt16 theMenuItem)

{

    WindowObject        myWindowObject = NULL;

    MovieController     myMC = NULL;

    Movie               myEditMovie = NULL;             // the movie created by some editing operations

    // give the application-specific code a chance to intercept the menu item selection

    if (QTApp_HandleMenu(theMenuItem))

        return;

    myWindowObject = QTFrame_GetWindowObjectFromWindow(theWindow);

    myMC = QTFrame_GetMCFromWindow(theWindow);

    // make sure we have a valid movie controller and a valid window object

    if ((myMC == NULL) || (myWindowObject == NULL))

        return;

    switch (theMenuItem) {

        case IDM_EDITUNDO:

            MCUndo(myMC);

            (**myWindowObject).fIsDirty = true;

            break;

        case IDM_EDITCUT:

            myEditMovie = MCCut(myMC);

            (**myWindowObject).fIsDirty = true;

            break;

        case IDM_EDITCOPY:

            myEditMovie = MCCopy(myMC);

            break;

        case IDM_EDITPASTE:

            MCPaste(myMC, NULL);

            (**myWindowObject).fIsDirty = true;

            break;

        case IDM_EDITCLEAR:

            MCClear(myMC);

            (**myWindowObject).fIsDirty = true;

            break;

        case IDM_EDITSELECTALL:

            SelectAllMovie(myMC);

            break;

        case IDM_EDITSELECTNONE:

            SelectNoneMovie(myMC);

            break;

        default:

            break;

    } // switch (theMenuItem)

    // place any cut or copied movie segment onto the scrap

    if (myEditMovie != NULL) {

        PutMovieOnScrap(myEditMovie, 0L);

        DisposeMovie(myEditMovie);

    }

}

//////////

//

// SelectAllMovie

// Select the entire movie associated with the specified movie controller.

// 

//////////

OSErr SelectAllMovie (MovieController theMC)

{

    TimeRecord          myTimeRecord;

    Movie               myMovie = NULL;

    ComponentResult     myErr = noErr;

    if (theMC == NULL)

        return(paramErr);

    myMovie = MCGetMovie(theMC);

    if (myMovie == NULL)

        return(paramErr);

    myTimeRecord.value.hi = 0;

    myTimeRecord.value.lo = 0;

    myTimeRecord.base = 0;

    myTimeRecord.scale = GetMovieTimeScale(myMovie);    

    myErr = MCDoAction(theMC, mcActionSetSelectionBegin, &myTimeRecord);

    if (myErr != noErr)

        return((OSErr)myErr);

    myTimeRecord.value.hi = 0;

    myTimeRecord.value.lo = GetMovieDuration(myMovie);  

    myTimeRecord.base = 0;

    myTimeRecord.scale = GetMovieTimeScale(myMovie);    

    myErr = MCDoAction(theMC, mcActionSetSelectionDuration, &myTimeRecord);

    return((OSErr)myErr);

}

//////////

//

// SelectNoneMovie

// Select none of the movie associated with the specified movie controller.

// 

//////////

OSErr SelectNoneMovie (MovieController theMC)

{

    TimeRecord          myTimeRecord;

    Movie               myMovie = NULL;

    ComponentResult     myErr = noErr;

    if (theMC == NULL)

        return(paramErr);

    myMovie = MCGetMovie(theMC);

    if (myMovie == NULL)

        return(paramErr);

    myTimeRecord.value.hi = 0;

    myTimeRecord.value.lo = 0;  

    myTimeRecord.base = 0;

    myTimeRecord.scale = GetMovieTimeScale(myMovie);    

    myErr = MCDoAction(theMC, mcActionSetSelectionDuration, &myTimeRecord);

    return((OSErr)myErr);

}