/*

File: MyWindowController.m

Abstract: An NSWindowController is created and managed by a ÒdocumentÓ 

            (an instance of an NSDocument subclass) and, in turn, keeps 

            a reference to the document. This file contains controller 

            code which calls document routines in our document class file.

Version: 1.0

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

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*/ 

#import "MyWindowController.h"

@implementation MyWindowController

//////////

//

// windowDidLoad

//

// Called when the window is loaded

// We'll adjust our button position relative to the movie

//

//////////

- (void)windowDidLoad

{

    // first size our window to fit the movie

    QTMovie *docMovie = [[self document] docMovie];

    NSSize movieNaturalSize = [[docMovie attributeForKey:QTMovieNaturalSizeAttribute] sizeValue];

    [[self window] setContentSize:NSMakeSize(movieNaturalSize.width, 

                        movieNaturalSize.height + (kButtonHeight*3))];

    // now offset the button so it is below our movie

    // frame in the window

    NSView *winContentView = [[self window] contentView];

    NSRect winContViewFrame = [winContentView frame];

    NSRect buttonRect = [button bounds];

    NSRect newButtonFrame = NSMakeRect((winContViewFrame.size.width/2) - (buttonRect.size.width/2), 

                                            winContViewFrame.origin.y + buttonRect.size.height/2,

                                            buttonRect.size.width,  

                                            buttonRect.size.height);

    [button setFrame:newButtonFrame];

    [button setNeedsDisplay:YES];

    // use trick to enable us to draw first movie

    // frame to our window's content view...we'll

    // draw to the view after a delay to ensure

    // the view is available for drawing

    [self performSelector:@selector(showFirstMovieFrame) withObject:nil 

        afterDelay:0.1];

}

//////////

//

// nextMovieFrame

//

// Action method called when our button is pressed.

// Draw the next movie frame

//

//////////

- (IBAction)nextMovieFrame:(id)sender

{

    [(MyDocument *)[self document] drawNextFrame];

}

//////////

//

// showFirstMovieFrame

//

// Draw the first movie frame to the window content view.

//

//////////

- (void)showFirstMovieFrame

{

    [(MyDocument *)[self document] drawCurrentFrame];

    [[self window] flushWindow];

}

@end