/*

File: AppController.h

Abstract: Interface file for AppController.m

Version: <1.0>

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MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION

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*/ 

#import <Cocoa/Cocoa.h>

#import <QTKit/QTKit.h>

#import "MySlider.h"

#import "MyQTMovie.h"

#import "QTUtils.h"

@class MySlider;

@class SimpleTreeNode;

@class TreeNode;

@interface AppController : NSObject {

@private    

    SimpleTreeNode          *treeData;

    NSArray                 *draggedNodes;

    NSArray                 *iconImages;

    int activeRow;      // the "active" selected row item -- the 

                        // row in the OutlineView whose associated

                        // movie is currently set in the movie

                        // view

    IBOutlet NSOutlineView  *outlineView;

    IBOutlet NSButton       *autoSortCheck;

    IBOutlet id             movieTimeTextBox;

    IBOutlet id             playButton;

    IBOutlet MySlider       *movieTimeLineSlider;

    IBOutlet NSSlider       *movieVolumeSlider;

    IBOutlet QTMovieView    *theMovieView;

}

- (id)init ;

- (void)dealloc ;

- (void)awakeFromNib;

- (NSArray*)draggedNodes;

- (NSArray *)selectedNodes;

- (BOOL)allowOnDropOnGroup;

- (BOOL)allowOnDropOnLeaf;

- (BOOL)allowBetweenDrop;

- (BOOL)onlyAcceptDropOnRoot;

- (void)deleteSelections:(id)sender ;

- (BOOL)validateMenuItem:(id <NSMenuItem>)menuItem ;

- (NSMutableArray *)treeNodesFromMovies:(NSArray *)moviePaths;

- (void)addMoviesToOutlineView:(NSArray *)treeNodes atIndex:(int)childIndex;

@end

@interface AppController (DataSourceMethods) 

- (id)outlineView:(NSOutlineView *)olv child:(int)index ofItem:(id)item ;

- (BOOL)outlineView:(NSOutlineView *)olv isItemExpandable:(id)item ;

- (int)outlineView:(NSOutlineView *)olv numberOfChildrenOfItem:(id)item ;

- (id)outlineView:(NSOutlineView *)olv objectValueForTableColumn:(NSTableColumn *)tableColumn byItem:(id)item ;

- (void)outlineView:(NSOutlineView *)olv setObjectValue:(id)object forTableColumn:(NSTableColumn *)tableColumn byItem:(id)item;

- (BOOL)outlineView:(NSOutlineView *)olv shouldExpandItem:(id)item;

- (void)outlineView:(NSOutlineView *)olv willDisplayCell:(NSCell *)cell forTableColumn:(NSTableColumn *)tableColumn item:(id)item;

- (BOOL)outlineView:(NSOutlineView *)olv writeItems:(NSArray*)items toPasteboard:(NSPasteboard*)pboard;

- (unsigned int)outlineView:(NSOutlineView*)olv validateDrop:(id <NSDraggingInfo>)info proposedItem:(id)item proposedChildIndex:(int)childIndex ;

- (void)_performDropOperation:(id <NSDraggingInfo>)info onNode:(TreeNode*)parentNode atIndex:(int)childIndex ;

- (BOOL)outlineView:(NSOutlineView*)olv acceptDrop:(id <NSDraggingInfo>)info item:(id)targetItem childIndex:(int)childIndex ;

- (void)selectionDidChange:(NSNotification *)notification;

@end

@interface AppController (PlayButtonCode)

-(void)setPlayButtonToUnpressedState;

-(void)setPlayButtonToPressedState;

-(BOOL)isPlayButtonUnpressed;

@end

@interface AppController (SliderCode)

-(void)initTimeLineSliderForMovie;

-(void)adjustTimeLineSliderForCurrentMovieTime;

-(void)adjustTimeDisplayForCurrentMovieTime;

-(void)adjustMovieVolumeToCurrentSliderSetting;

-(IBAction)adjustMovieVolume:sender;

@end

@interface AppController (MoviePlayback)

-(IBAction)playMovie:sender;

-(void) playMovieViewMovie;

-(void) playNextAvailableMovie:(BOOL)wrapFlag;

-(void)setupMovieViewForNewMovie;

-(void)setupControlsForNewMovie;

-(IBAction)goToBeginningOfMovie:sender;

-(IBAction)goToEndOfMovie:sender;

-(MyQTMovie *)currentMovieViewMovie;

-(MyQTMovie *)currentPlayingMovie;

-(void)newMovieSelection;

-(BOOL) lastMovieInList;

-(BOOL) currentMovieTimeIsEndOfMovie;

-(IBAction)createMovieFileWithMovieClips:(id)sender ;

-(BOOL) setNextAvailableMovie:(BOOL)wrapFlag;

-(int)numberOfMoviesInList;

-(MyQTMovie *) movieAtRow:(int)index;

@end

@interface AppController (MovieCallbacks)

-(void)clearAllMovieCallbacks;

-(void)enableMovieCallbacksForCurrentMovie;

-(void)moviePlayingCallBack:(id)sender;

-(void)movieStoppedCallBack:(id)sender;

-(void)movieDidEndCallBack:(id)sender;

@end

@interface AppController (ActiveRow)

-(MyQTMovie *) activeRowMovie;

-(void) setActiveRow:(int)aRowItem;

-(int) activeRow;

-(BOOL) isActiveRowSelected;

-(BOOL) isActiveRowLastRow;

-(BOOL) isActiveRowLastSelectedRow;

-(BOOL) setActiveRowToNextSelectedRow:(BOOL)wrapFlag;

-(BOOL) setActiveRowToNextRow:(BOOL)wrapFlag;

-(BOOL) setActiveRowToFirstSelectedRow;

-(BOOL) setActiveRowToFirstAvailableRow;

@end

@interface AppController (FileUtils)

-(IBAction) openFile: sender;

-(void) openPanelDidEnd:(NSOpenPanel *)sheet returnCode:(int)returnCode contextInfo:(void  *)contextInfo;

-(NSString *)putFileString;

@end

@interface AppController (Private)

- (NSImage *)_setIconImage;

@end