[macruby-changes] [4805] MacRuby/trunk/sample-macruby/Scripts/locator.rb

[source_changes at macosforge.org]

Revision: 4805
          http://trac.macosforge.org/projects/ruby/changeset/4805
Author:   mattaimonetti at gmail.com
Date:     2010-10-18 21:34:43 -0700 (Mon, 18 Oct 2010)
Log Message:
-----------
added a sample showing how to use CoreLocation to find the user's location and open it in a google map page using the default browser

Added Paths:
-----------
    MacRuby/trunk/sample-macruby/Scripts/locator.rb

Added: MacRuby/trunk/sample-macruby/Scripts/locator.rb
===================================================================
--- MacRuby/trunk/sample-macruby/Scripts/locator.rb	                        (rev 0)
+++ MacRuby/trunk/sample-macruby/Scripts/locator.rb	2010-10-19 04:34:43 UTC (rev 4805)
@@ -0,0 +1,65 @@
+#!/usr/local/bin/macruby
+
+# Copyright (c) 2010 Matt Aimonetti
+# 
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+# 
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+# 
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+# Example script that finds your location and opens it on Google map page.
+# Requires MacRuby 0.7.1 or newer
+
+framework 'Cocoa'
+framework 'CoreLocation'
+
+# CLLocationManager wrapper
+# more info on the CoreLocation:
+# http://developer.apple.com/library/ios/#documentation/CoreLocation/Reference/CLLocationManager_Class/CLLocationManager/CLLocationManager.html
+class LocationManager
+    
+  def initialize(&block)
+    @loc          = CLLocationManager.alloc.init
+    @loc.delegate = self
+    @callback     = block
+  end
+  
+  def start
+    @loc.startUpdatingLocation
+  end
+  
+  def stop
+    @loc.stopUpdatingLocation
+  end
+  
+  # Dispatch the CLLocationManager callback to the Ruby callback
+  def locationManager(manager, didUpdateToLocation: new_location, fromLocation: old_location)
+    @callback.call(new_location, self)
+  end
+  
+end
+
+location_manager = LocationManager.new do |new_location, manager|
+  manager.stop
+  puts "location: #{new_location.description}"
+  url_string = "http://maps.google.com/maps?f=q&source=s_q&hl=en&geocode=&q=#{new_location.coordinate.latitude},#{new_location.coordinate.longitude}"
+  url = NSURL.URLWithString(url_string)
+  NSWorkspace.sharedWorkspace.openURL(url)
+  exit
+end
+
+location_manager.start
+NSRunLoop.currentRunLoop.runUntilDate(NSDate.distantFuture)
\ No newline at end of file
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