jens@3: //
jens@3: //  BLIPEchoClient.m
jens@3: //  MYNetwork
jens@3: //
jens@3: //  Created by Jens Alfke on 5/24/08.
jens@3: //  Copyright 2008 Jens Alfke. All rights reserved.
jens@4: //  Adapted from Apple sample code "CocoaEcho":
jens@4: //  http://developer.apple.com/samplecode/CocoaEcho/index.html
jens@3: //
jens@3: 
jens@3: #import "BLIPEchoClient.h"
jens@26: #import "MYBonjourBrowser.h"
jens@26: #import "MYBonjourService.h"
jens@26: #import "CollectionUtils.h"
jens@26: #import "MYNetwork.h"
jens@3: #import "Target.h"
jens@3: 
jens@3: 
jens@3: @implementation BLIPEchoClient
jens@3: 
jens@3: 
jens@3: - (void)awakeFromNib 
jens@3: {
jens@26:     [self.serviceBrowser start];
jens@3: }
jens@3: 
jens@26: - (MYBonjourBrowser*) serviceBrowser {
jens@26:     if (!_serviceBrowser)
jens@26:         _serviceBrowser = [[MYBonjourBrowser alloc] initWithServiceType: @"_blipecho._tcp."];
jens@26:     return _serviceBrowser;
jens@3: }
jens@3: 
jens@26: - (NSArray*) serviceList {
jens@26:     return [_serviceBrowser.services.allObjects sortedArrayUsingSelector: @selector(compare:)];
jens@3: }
jens@3: 
jens@26: + (NSArray*) keyPathsForValuesAffectingServiceList {
jens@26:     return $array(@"serviceBrowser.services");
jens@26: }
jens@26: 
jens@26: 
jens@3: #pragma mark -
jens@7: #pragma mark BLIPConnection support
jens@3: 
jens@7: /* Opens a BLIP connection to the given address. */
jens@7: - (void)openConnection: (NSNetService*)service 
jens@3: {
jens@7:     _connection = [[BLIPConnection alloc] initToNetService: service];
jens@26:     if( _connection ) {
jens@26:         _connection.delegate = self;
jens@7:         [_connection open];
jens@26:     } else
jens@7:         NSBeep();
jens@3: }
jens@3: 
jens@7: /* Closes the currently open BLIP connection. */
jens@7: - (void)closeConnection
jens@3: {
jens@7:     [_connection close];
jens@3: }
jens@3: 
jens@26: /** Called after the connection successfully opens. */
jens@26: - (void) connectionDidOpen: (TCPConnection*)connection {
jens@26:     if (connection==_connection) {
jens@26:         [inputField setEnabled: YES];
jens@26:         [responseField setEnabled: YES];
jens@26:         [inputField.window makeFirstResponder: inputField];
jens@26:     }
jens@26: }
jens@26: 
jens@26: /** Called after the connection fails to open due to an error. */
jens@26: - (void) connection: (TCPConnection*)connection failedToOpen: (NSError*)error {
jens@26:     [serverTableView.window presentError: error];
jens@26: }
jens@26: 
jens@26: /** Called after the connection closes. */
jens@26: - (void) connectionDidClose: (TCPConnection*)connection {
jens@26:     if (connection==_connection) {
jens@26:         if (connection.error)
jens@26:             [serverTableView.window presentError: connection.error];
jens@26:         [_connection release];
jens@26:         _connection = nil;
jens@26:         [inputField setEnabled: NO];
jens@26:         [responseField setEnabled: NO];
jens@26:     }
jens@26: }
jens@26: 
jens@26: 
jens@3: #pragma mark -
jens@3: #pragma mark GUI action methods
jens@3: 
jens@3: - (IBAction)serverClicked:(id)sender {
jens@3:     NSTableView * table = (NSTableView *)sender;
jens@3:     int selectedRow = [table selectedRow];
jens@3:     
jens@3:     [self closeConnection];
jens@7:     if (-1 != selectedRow)
jens@26:         [self openConnection: [[self.serviceList objectAtIndex:selectedRow] netService]];
jens@3: }
jens@3: 
jens@4: /* Send a BLIP request containing the string in the textfield */
jens@3: - (IBAction)sendText:(id)sender 
jens@3: {
jens@7:     BLIPRequest *r = [_connection request];
jens@3:     r.bodyString = [sender stringValue];
jens@3:     BLIPResponse *response = [r send];
jens@26:     if (response) {
jens@26:         response.onComplete = $target(self,gotResponse:);
jens@26:         [inputField setStringValue: @""];
jens@26:     } else
jens@26:         NSBeep();
jens@3: }
jens@3: 
jens@4: /* Receive the response to the BLIP request, and put its contents into the response field */
jens@3: - (void) gotResponse: (BLIPResponse*)response
jens@3: {
jens@3:     [responseField setObjectValue: response.bodyString];
jens@3: }    
jens@3: 
jens@3: 
jens@3: @end
jens@3: 
jens@3: int main(int argc, char *argv[])
jens@3: {
jens@26:     //RunTestCases(argc,(const char**)argv);
jens@3:     return NSApplicationMain(argc,  (const char **) argv);
jens@3: }