IAPDemo/Libraries/cocos2d/tools/UUTUTils2.1/UUTUtils2.1/ZGUtils/DropImageView.m

//
//  DropImageView.m
//  DragNDrop
//
//  Created by Dominik Hofacker on 26.11.11.
//  Copyright (c) 2011 CCoding. All rights reserved.
//

#import "DropImageView.h"
#import "ZGFileUtils.h"

@implementation DropImageView
@synthesize delegate = _delegate;

- (id)initWithCoder:(NSCoder *)aDecoder {
    
    self = [super initWithCoder:aDecoder];
    if (self) {
        [self registeredDraggedTypes];
    }
    
    return self;
}

- (NSDragOperation)draggingEntered:(id<NSDraggingInfo>)sender {
    highlight = YES;
    [self setNeedsDisplay: YES];
    return NSDragOperationCopy;
}


- (void)draggingExited:(id<NSDraggingInfo>)sender {
    highlight = NO;
    [self setNeedsDisplay:YES];
}

- (void)drawRect:(NSRect)dirtyRect {
    [super drawRect:dirtyRect];
    if (highlight) {
        [[NSColor grayColor]set];
        [NSBezierPath setDefaultLineWidth:5];
        [NSBezierPath strokeRect:dirtyRect];
    }
}

- (BOOL)prepareForDragOperation:(id<NSDraggingInfo>)sender {
    highlight = NO;
    [self setNeedsDisplay:YES];
    return  YES;
}

- (BOOL)performDragOperation:(id<NSDraggingInfo>)sender {
    
    if ([sender draggingSource] != self) {
        NSURL *fileURL = [NSURL URLFromPasteboard:[sender draggingPasteboard]];
//        NSString *filePath = [[fileURL path] stringByAppendingString:@"/"];
        NSString *filePath = [fileURL path];
        if ([ZGFileUtils pathIsDirectory:[fileURL path]]) {
            [_delegate dropImageView:self didSelectDirectory:filePath];
        } else {
            [_delegate dropImageView:self didSelectFile:filePath];
        }
    }
    
    return YES;
}

@end