BLIP/Demo/BLIPEchoClient.m
changeset 33 a9c59b0acbbc
parent 7 5936db2c1987
child 42 c1cf9df64c70
     1.1 --- a/BLIP/Demo/BLIPEchoClient.m	Sun May 25 13:43:03 2008 -0700
     1.2 +++ b/BLIP/Demo/BLIPEchoClient.m	Wed Apr 29 21:05:01 2009 -0700
     1.3 @@ -9,44 +9,36 @@
     1.4  //
     1.5  
     1.6  #import "BLIPEchoClient.h"
     1.7 -#import "BLIP.h"
     1.8 +#import "MYBonjourBrowser.h"
     1.9 +#import "MYBonjourService.h"
    1.10 +#import "CollectionUtils.h"
    1.11 +#import "MYNetwork.h"
    1.12  #import "Target.h"
    1.13  
    1.14  
    1.15  @implementation BLIPEchoClient
    1.16  
    1.17 -@synthesize serviceList=_serviceList;
    1.18  
    1.19  - (void)awakeFromNib 
    1.20  {
    1.21 -    _serviceBrowser = [[NSNetServiceBrowser alloc] init];
    1.22 -    _serviceList = [[NSMutableArray alloc] init];
    1.23 -    [_serviceBrowser setDelegate:self];
    1.24 -    
    1.25 -    [_serviceBrowser searchForServicesOfType:@"_blipecho._tcp." inDomain:@""];
    1.26 +    [self.serviceBrowser start];
    1.27  }
    1.28  
    1.29 -#pragma mark -
    1.30 -#pragma mark NSNetServiceBrowser delegate methods
    1.31 -
    1.32 -// We broadcast the willChangeValueForKey: and didChangeValueForKey: for the NSTableView binding to work.
    1.33 -
    1.34 -- (void)netServiceBrowser:(NSNetServiceBrowser *)aNetServiceBrowser didFindService:(NSNetService *)aNetService moreComing:(BOOL)moreComing {
    1.35 -    if (![_serviceList containsObject:aNetService]) {
    1.36 -        [self willChangeValueForKey:@"serviceList"];
    1.37 -        [_serviceList addObject:aNetService];
    1.38 -        [self didChangeValueForKey:@"serviceList"];
    1.39 -    }
    1.40 +- (MYBonjourBrowser*) serviceBrowser {
    1.41 +    if (!_serviceBrowser)
    1.42 +        _serviceBrowser = [[MYBonjourBrowser alloc] initWithServiceType: @"_blipecho._tcp."];
    1.43 +    return _serviceBrowser;
    1.44  }
    1.45  
    1.46 -- (void)netServiceBrowser:(NSNetServiceBrowser *)aNetServiceBrowser didRemoveService:(NSNetService *)aNetService moreComing:(BOOL)moreComing {
    1.47 -    if ([_serviceList containsObject:aNetService]) {
    1.48 -        [self willChangeValueForKey:@"serviceList"];
    1.49 -        [_serviceList removeObject:aNetService];
    1.50 -        [self didChangeValueForKey:@"serviceList"];
    1.51 -    }
    1.52 +- (NSArray*) serviceList {
    1.53 +    return [_serviceBrowser.services.allObjects sortedArrayUsingSelector: @selector(compare:)];
    1.54  }
    1.55  
    1.56 ++ (NSArray*) keyPathsForValuesAffectingServiceList {
    1.57 +    return $array(@"serviceBrowser.services");
    1.58 +}
    1.59 +
    1.60 +
    1.61  #pragma mark -
    1.62  #pragma mark BLIPConnection support
    1.63  
    1.64 @@ -54,9 +46,10 @@
    1.65  - (void)openConnection: (NSNetService*)service 
    1.66  {
    1.67      _connection = [[BLIPConnection alloc] initToNetService: service];
    1.68 -    if( _connection )
    1.69 +    if( _connection ) {
    1.70 +        _connection.delegate = self;
    1.71          [_connection open];
    1.72 -    else
    1.73 +    } else
    1.74          NSBeep();
    1.75  }
    1.76  
    1.77 @@ -64,10 +57,35 @@
    1.78  - (void)closeConnection
    1.79  {
    1.80      [_connection close];
    1.81 -    [_connection release];
    1.82 -    _connection = nil;
    1.83  }
    1.84  
    1.85 +/** Called after the connection successfully opens. */
    1.86 +- (void) connectionDidOpen: (TCPConnection*)connection {
    1.87 +    if (connection==_connection) {
    1.88 +        [inputField setEnabled: YES];
    1.89 +        [responseField setEnabled: YES];
    1.90 +        [inputField.window makeFirstResponder: inputField];
    1.91 +    }
    1.92 +}
    1.93 +
    1.94 +/** Called after the connection fails to open due to an error. */
    1.95 +- (void) connection: (TCPConnection*)connection failedToOpen: (NSError*)error {
    1.96 +    [serverTableView.window presentError: error];
    1.97 +}
    1.98 +
    1.99 +/** Called after the connection closes. */
   1.100 +- (void) connectionDidClose: (TCPConnection*)connection {
   1.101 +    if (connection==_connection) {
   1.102 +        if (connection.error)
   1.103 +            [serverTableView.window presentError: connection.error];
   1.104 +        [_connection release];
   1.105 +        _connection = nil;
   1.106 +        [inputField setEnabled: NO];
   1.107 +        [responseField setEnabled: NO];
   1.108 +    }
   1.109 +}
   1.110 +
   1.111 +
   1.112  #pragma mark -
   1.113  #pragma mark GUI action methods
   1.114  
   1.115 @@ -77,7 +95,7 @@
   1.116      
   1.117      [self closeConnection];
   1.118      if (-1 != selectedRow)
   1.119 -        [self openConnection: [_serviceList objectAtIndex:selectedRow]];
   1.120 +        [self openConnection: [[self.serviceList objectAtIndex:selectedRow] netService]];
   1.121  }
   1.122  
   1.123  /* Send a BLIP request containing the string in the textfield */
   1.124 @@ -86,7 +104,11 @@
   1.125      BLIPRequest *r = [_connection request];
   1.126      r.bodyString = [sender stringValue];
   1.127      BLIPResponse *response = [r send];
   1.128 -    response.onComplete = $target(self,gotResponse:);
   1.129 +    if (response) {
   1.130 +        response.onComplete = $target(self,gotResponse:);
   1.131 +        [inputField setStringValue: @""];
   1.132 +    } else
   1.133 +        NSBeep();
   1.134  }
   1.135  
   1.136  /* Receive the response to the BLIP request, and put its contents into the response field */
   1.137 @@ -100,5 +122,6 @@
   1.138  
   1.139  int main(int argc, char *argv[])
   1.140  {
   1.141 +    //RunTestCases(argc,(const char**)argv);
   1.142      return NSApplicationMain(argc,  (const char **) argv);
   1.143  }