iPhone

开发平台：
Objective-C

FileBrowser.m.svn-base：源码内容
							#import "FileBrowser.h"
#define kToolbarHeight 80
@implementation FileBrowser
- (id)initWithRoot:(NSString*)_folder title:(NSString*)_titl server:(HTTPServer*)_server
{
    if (self = [super initWithStyle:UITableViewStylePlain]) 
	{
		folder = [_folder retain];
		server = [_server retain];
		if (_titl)
			self.title = _titl;
		else
			self.title = [folder lastPathComponent];
		
		current = [[[NSFileManager defaultManager] contentsOfDirectoryAtPath:folder error:nil] copy];
		
		UIBarButtonItem *editButton = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemEdit target:self action:@selector(editAction:)];
		self.navigationItem.rightBarButtonItem = editButton;
		[editButton release];
		
		[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(refresh) name:@"NewFileUploaded" object:nil];
		[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(displayInfoUpdate:) name:@"LocalhostAdressesResolved" object:nil];
    }
    return self;
}
- (void)loadView 
{
	[super loadView];
	
	UIToolbar *toolbar = [UIToolbar new];
	toolbar.barStyle = UIBarStyleDefault;
	CGRect mainViewBounds = self.navigationController.view.bounds;
	[toolbar setFrame:CGRectMake(CGRectGetMinX(mainViewBounds),
								 CGRectGetMinY(mainViewBounds) + CGRectGetHeight(mainViewBounds) - kToolbarHeight + 2.0,
								 CGRectGetWidth(mainViewBounds),
								 kToolbarHeight)];
	
	
	
	[self.navigationController.view addSubview:toolbar];
	
}
- (void)refresh
{
	current = [[[NSFileManager defaultManager] contentsOfDirectoryAtPath:folder error:nil] copy];
	[self.tableView reloadData];
}
- (void)editAction:(id)sender
{
	if ([self.tableView isEditing])
	{
		[self.tableView setEditing:NO animated:YES];
		UIBarButtonItem *editButton = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemEdit target:self action:@selector(editAction:)];
		self.navigationItem.rightBarButtonItem = editButton;
		[editButton release];
	}
	else
	{
		[self.tableView setEditing:YES animated:YES];
		UIBarButtonItem *doneButton = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemDone target:self action:@selector(editAction:)];
		self.navigationItem.rightBarButtonItem = doneButton;
		[doneButton release];
	}
}
- (void)displayInfoUpdate:(NSNotification *) notification
{
	NSLog(@"displayInfoUpdate: %@", [server name]);
	NSDictionary *addresses = [notification object];
	
	UILabel *displayInfo = [UILabel new];
	CGRect mainViewBounds = self.navigationController.view.bounds;
	[displayInfo setFrame:CGRectMake(CGRectGetMinX(mainViewBounds),
								 CGRectGetMinY(mainViewBounds) + CGRectGetHeight(mainViewBounds) - kToolbarHeight + 2.0,
								 CGRectGetWidth(mainViewBounds),
								 kToolbarHeight)];
	displayInfo.textAlignment = UITextAlignmentCenter;
	displayInfo.backgroundColor = [UIColor clearColor];
	displayInfo.textColor = [UIColor whiteColor];
	displayInfo.numberOfLines = 4;
	
	NSString *info;
	UInt16 port = [server port];
	NSString *localIP = [addresses objectForKey:@"en0"];
	if (!localIP)
		info = @"Wifi: No Connection !n";
	else
		info = [NSString stringWithFormat:@"http://iphone.local:%d		http://%@:%dn", port, localIP, port];
	NSString *wwwIP = [addresses objectForKey:@"www"];
	if (wwwIP)
		info = [info stringByAppendingFormat:@"Web: %@:%dn", wwwIP, port];
	else
		info = [info stringByAppendingString:@"Web: No Connectionn"];
	
	displayInfo.text = info;
	[self.navigationController.view addSubview:displayInfo];
	[displayInfo release];
}
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView 
{
    return 1;
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section 
{
	return [current count];
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    
    static NSString *CellIdentifier = @"Cell";
    
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
    if (cell == nil) {
        cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:CellIdentifier] autorelease];
    }
    NSDictionary *fileDict = [[NSFileManager defaultManager] fileAttributesAtPath:[folder stringByAppendingPathComponent:[current objectAtIndex:indexPath.row]] traverseLink:NO];
	//NSLog(@"fileDict: %@", fileDict);
	
	if (indexPath.row < [current count])
	{
		if ([[fileDict objectForKey:NSFileType] isEqualToString: @"NSFileTypeDirectory"])
			cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
		else
			cell.accessoryType = UITableViewCellAccessoryNone;
		
		cell.text = [current objectAtIndex:indexPath.row];
	}
    return cell;
}
-(void)deselectCell:(NSTimer*)_timer
{
	[self.tableView deselectRowAtIndexPath:_timer.userInfo animated:YES];
}
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath 
{
	NSDictionary *fileDict = [[NSFileManager defaultManager] fileAttributesAtPath:[folder stringByAppendingPathComponent:[current objectAtIndex:indexPath.row]] traverseLink:NO];
	//NSLog(@"fileDict: %@", fileDict);
	if ([[fileDict objectForKey:NSFileType] isEqualToString: @"NSFileTypeDirectory"])
		[self.navigationController pushViewController:[[FileBrowser alloc] initWithRoot:[folder stringByAppendingPathComponent:[current objectAtIndex:indexPath.row]] title:nil server:server] animated:YES];
	else
		[NSTimer scheduledTimerWithTimeInterval:0.3 target:self selector:@selector(deselectCell:) userInfo:indexPath repeats:NO];
}
// Override to support editing the list
- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
    
    if (editingStyle == UITableViewCellEditingStyleDelete) 
	{
        // Delete the row from the data source
		[[NSFileManager defaultManager] removeItemAtPath:[folder stringByAppendingPathComponent:[current objectAtIndex:indexPath.row]] error:nil];
		[tableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:YES];
		current = [[[NSFileManager defaultManager] contentsOfDirectoryAtPath:folder error:nil] copy];
		[tableView reloadData];
    }   
}
/*
- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
}
*/
/*
- (void)viewDidAppear:(BOOL)animated {
    [super viewDidAppear:animated];
}
*/
/*
- (void)viewWillDisappear:(BOOL)animated {
}
*/
/*
- (void)viewDidDisappear:(BOOL)animated {
}
*/
- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
    // Return YES for supported orientations
    return YES;//(interfaceOrientation == UIInterfaceOrientationPortrait);
}
- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning]; // Releases the view if it doesn't have a superview
    // Release anything that's not essential, such as cached data
}
- (void)dealloc 
{
    [server release];
	[folder release];
	[current release];
	[super dealloc];
}
@end

						