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  • How to configure a Custom Datacontract Serializer or XMLSerializer

    - by user364445
    Im haveing some xml that have this structure <Person Id="*****" Name="*****"> <AccessControlEntries> <AccessControlEntry Id="*****" Name="****"/> </AccessControlEntries> <AccessControls /> <IdentityGroups> <IdentityGroup Id="****" Name="*****" /> </IdentityGroups></Person> and i also have this entities [DataContract(IsReference = true)] public abstract class EntityBase { protected bool serializing; [DataMember(Order = 1)] [XmlAttribute()] public string Id { get; set; } [DataMember(Order = 2)] [XmlAttribute()] public string Name { get; set; } [OnDeserializing()] public void OnDeserializing(StreamingContext context) { this.Initialize(); } [OnSerializing()] public void OnSerializing(StreamingContext context) { this.serializing = true; } [OnSerialized()] public void OnSerialized(StreamingContext context) { this.serializing = false; } public abstract void Initialize(); public string ToXml() { var settings = new System.Xml.XmlWriterSettings(); settings.Indent = true; settings.OmitXmlDeclaration = true; var sb = new System.Text.StringBuilder(); using (var writer = System.Xml.XmlWriter.Create(sb, settings)) { var serializer = new XmlSerializer(this.GetType()); serializer.Serialize(writer, this); } return sb.ToString(); } } [DataContract()] public abstract class Identity : EntityBase { private EntitySet<AccessControlEntry> accessControlEntries; private EntitySet<IdentityGroup> identityGroups; public Identity() { Initialize(); } [DataMember(Order = 3, EmitDefaultValue = false)] [Association(Name = "AccessControlEntries")] public EntitySet<AccessControlEntry> AccessControlEntries { get { if ((this.serializing && (this.accessControlEntries==null || this.accessControlEntries.HasLoadedOrAssignedValues == false))) { return null; } return accessControlEntries; } set { accessControlEntries.Assign(value); } } [DataMember(Order = 4, EmitDefaultValue = false)] [Association(Name = "IdentityGroups")] public EntitySet<IdentityGroup> IdentityGroups { get { if ((this.serializing && (this.identityGroups == null || this.identityGroups.HasLoadedOrAssignedValues == false))) { return null; } return identityGroups; } set { identityGroups.Assign(value); } } private void attach_accessControlEntry(AccessControlEntry entity) { entity.Identities.Add(this); } private void dettach_accessControlEntry(AccessControlEntry entity) { entity.Identities.Remove(this); } private void attach_IdentityGroup(IdentityGroup entity) { entity.MemberIdentites.Add(this); } private void dettach_IdentityGroup(IdentityGroup entity) { entity.MemberIdentites.Add(this); } public override void Initialize() { this.accessControlEntries = new EntitySet<AccessControlEntry>( new Action<AccessControlEntry>(this.attach_accessControlEntry), new Action<AccessControlEntry>(this.dettach_accessControlEntry)); this.identityGroups = new EntitySet<IdentityGroup>( new Action<IdentityGroup>(this.attach_IdentityGroup), new Action<IdentityGroup>(this.dettach_IdentityGroup)); } } [XmlType(TypeName = "AccessControlEntry")] public class AccessControlEntry : EntityBase, INotifyPropertyChanged { private EntitySet<Service> services; private EntitySet<Identity> identities; private EntitySet<Permission> permissions; public AccessControlEntry() { services = new EntitySet<Service>(new Action<Service>(attach_Service), new Action<Service>(dettach_Service)); identities = new EntitySet<Identity>(new Action<Identity>(attach_Identity), new Action<Identity>(dettach_Identity)); permissions = new EntitySet<Permission>(new Action<Permission>(attach_Permission), new Action<Permission>(dettach_Permission)); } [DataMember(Order = 3, EmitDefaultValue = false)] public EntitySet<Permission> Permissions { get { if ((this.serializing && (this.permissions.HasLoadedOrAssignedValues == false))) { return null; } return permissions; } set { permissions.Assign(value); } } [DataMember(Order = 4, EmitDefaultValue = false)] public EntitySet<Identity> Identities { get { if ((this.serializing && (this.identities.HasLoadedOrAssignedValues == false))) { return null; } return identities; } set { identities.Assign(identities); } } [DataMember(Order = 5, EmitDefaultValue = false)] public EntitySet<Service> Services { get { if ((this.serializing && (this.services.HasLoadedOrAssignedValues == false))) { return null; } return services; } set { services.Assign(value); } } private void attach_Permission(Permission entity) { entity.AccessControlEntires.Add(this); } private void dettach_Permission(Permission entity) { entity.AccessControlEntires.Remove(this); } private void attach_Identity(Identity entity) { entity.AccessControlEntries.Add(this); } private void dettach_Identity(Identity entity) { entity.AccessControlEntries.Remove(this); } private void attach_Service(Service entity) { entity.AccessControlEntries.Add(this); } private void dettach_Service(Service entity) { entity.AccessControlEntries.Remove(this); } #region INotifyPropertyChanged Members public event PropertyChangedEventHandler PropertyChanged; protected void OnPropertyChanged(string name) { PropertyChangedEventHandler handler = PropertyChanged; if (handler != null) handler(this, new PropertyChangedEventArgs(name)); } #endregion public override void Initialize() { throw new NotImplementedException(); } } [DataContract()] [XmlType(TypeName = "Person")] public class Person : Identity { private EntityRef<Login> login; [DataMember(Order = 3)] [XmlAttribute()] public string Nombre { get; set; } [DataMember(Order = 4)] [XmlAttribute()] public string Apellidos { get; set; } [DataMember(Order = 5)] public Login Login { get { return login.Entity; } set { var previousValue = this.login.Entity; if (((previousValue != value) || (this.login.HasLoadedOrAssignedValue == false))) { if ((previousValue != null)) { this.login.Entity = null; previousValue.Person = null; } this.login.Entity = value; if ((value != null)) value.Person = this; } } } public override void Initialize() { base.Initialize(); } } [DataContract()] [XmlType(TypeName = "Login")] public class Login : EntityBase { private EntityRef<Person> person; [DataMember(Order = 3)] public string UserID { get; set; } [DataMember(Order = 4)] public string Contrasena { get; set; } [DataMember(Order = 5)] public Domain Dominio { get; set; } public Person Person { get { return person.Entity; } set { var previousValue = this.person.Entity; if (((previousValue != value) || (this.person.HasLoadedOrAssignedValue == false))) { if ((previousValue != null)) { this.person.Entity = null; previousValue.Login = null; } this.person.Entity = value; if ((value != null)) value.Login = this; } } } public override void Initialize() { throw new NotImplementedException(); } } [DataContract()] [XmlType(TypeName = "IdentityGroup")] public class IdentityGroup : Identity { private EntitySet<Identity> memberIdentities; public IdentityGroup() { Initialize(); } public override void Initialize() { this.memberIdentities = new EntitySet<Identity>(new Action<Identity>(this.attach_Identity), new Action<Identity>(this.dettach_Identity)); } [DataMember(Order = 3, EmitDefaultValue = false)] [Association(Name = "MemberIdentities")] public EntitySet<Identity> MemberIdentites { get { if ((this.serializing && (this.memberIdentities.HasLoadedOrAssignedValues == false))) { return null; } return memberIdentities; } set { memberIdentities.Assign(value); } } private void attach_Identity(Identity entity) { entity.IdentityGroups.Add(this); } private void dettach_Identity(Identity entity) { entity.IdentityGroups.Remove(this); } } [DataContract()] [XmlType(TypeName = "Group")] public class Group : Identity { public override void Initialize() { throw new NotImplementedException(); } } but the ToXml() response something like this <Person xmlns:xsi="************" xmlns:xsd="******" ID="******" Name="*****"/><AccessControlEntries/></Person> but what i want is something like this <Person Id="****" Name="***" Nombre="****"> <AccessControlEntries/> <IdentityGroups/> </Person>

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  • OData &ndash; The easiest service I can create: now with updates

    - by Jon Dalberg
    The other day I created a simple NastyWord service exposed via OData. It was read-only and used an in-memory backing store for the words. Today I’ll modify it to use a file instead of a list and I’ll accept new nasty words by implementing IUpdatable directly. The first thing to do is enable the service to accept new entries. This is done at configuration time by adding the “WriteAppend” access rule: 1: public class NastyWords : DataService<NastyWordsDataSource> 2: { 3: // This method is called only once to initialize service-wide policies. 4: public static void InitializeService(DataServiceConfiguration config) 5: { 6: config.SetEntitySetAccessRule("*", EntitySetRights.AllRead | EntitySetRights.WriteAppend); 7: config.DataServiceBehavior.MaxProtocolVersion = DataServiceProtocolVersion.V2; 8: } 9: }   Next I placed a file, NastyWords.txt, in the “App_Data” folder and added a few *choice* words to start. This required one simple change to our NastyWordDataSource.cs file: 1: public NastyWordsDataSource() 2: { 3: UpdateFromSource(); 4: } 5:   6: private void UpdateFromSource() 7: { 8: var words = File.ReadAllLines(pathToFile); 9: NastyWords = (from w in words 10: select new NastyWord { Word = w }).AsQueryable(); 11: }   Nothing too shocking here, just reading each line from the NastyWords.txt file and exposing them. Next, I implemented IUpdatable which comes with a boat-load of methods. We don’t need all of them for now since we are only concerned with allowing new values. Here are the methods we must implement, all the others throw a NotImplementedException: 1: public object CreateResource(string containerName, string fullTypeName) 2: { 3: var nastyWord = new NastyWord(); 4: pendingUpdates.Add(nastyWord); 5: return nastyWord; 6: } 7:   8: public object ResolveResource(object resource) 9: { 10: return resource; 11: } 12:   13: public void SaveChanges() 14: { 15: var intersect = (from w in pendingUpdates 16: select w.Word).Intersect(from n in NastyWords 17: select n.Word); 18:   19: if (intersect.Count() > 0) 20: throw new DataServiceException(500, "duplicate entry"); 21:   22: var lines = from w in pendingUpdates 23: select w.Word; 24:   25: File.AppendAllLines(pathToFile, 26: lines, 27: Encoding.UTF8); 28:   29: pendingUpdates.Clear(); 30:   31: UpdateFromSource(); 32: } 33:   34: public void SetValue(object targetResource, string propertyName, object propertyValue) 35: { 36: targetResource.GetType().GetProperty(propertyName).SetValue(targetResource, propertyValue, null); 37: }   I use a simple list to contain the pending updates and only commit them when the “SaveChanges” method is called. Here’s the order these methods are called in our service during an insert: CreateResource – here we just instantiate a new NastyWord and stick a reference to it in our pending updates list. SetValue – this is where the “Word” property of the NastyWord instance is set. SaveChanges – get the list of pending updates, barfing on duplicates, write them to the file and clear our pending list. ResolveResource – the newly created resource will be returned directly here since we aren’t dealing with “handles” to objects but the actual objects themselves. Not too bad, eh? I didn’t find this documented anywhere but a little bit of digging in the OData spec and use of Fiddler made it pretty easy to figure out. Here is some client code which would add a new nasty word: 1: static void Main(string[] args) 2: { 3: var svc = new ServiceReference1.NastyWordsDataSource(new Uri("http://localhost.:60921/NastyWords.svc")); 4: svc.AddToNastyWords(new ServiceReference1.NastyWord() { Word = "shat" }); 5:   6: svc.SaveChanges(); 7: }   Here’s all of the code so far for to implement the service: 1: using System; 2: using System.Collections.Generic; 3: using System.Data.Services; 4: using System.Data.Services.Common; 5: using System.Linq; 6: using System.ServiceModel.Web; 7: using System.Web; 8: using System.IO; 9: using System.Text; 10:   11: namespace ONasty 12: { 13: [DataServiceKey("Word")] 14: public class NastyWord 15: { 16: public string Word { get; set; } 17: } 18:   19: public class NastyWordsDataSource : IUpdatable 20: { 21: private List<NastyWord> pendingUpdates = new List<NastyWord>(); 22: private string pathToFile = @"path to your\App_Data\NastyWords.txt"; 23:   24: public NastyWordsDataSource() 25: { 26: UpdateFromSource(); 27: } 28:   29: private void UpdateFromSource() 30: { 31: var words = File.ReadAllLines(pathToFile); 32: NastyWords = (from w in words 33: select new NastyWord { Word = w }).AsQueryable(); 34: } 35:   36: public IQueryable<NastyWord> NastyWords { get; private set; } 37:   38: public void AddReferenceToCollection(object targetResource, string propertyName, object resourceToBeAdded) 39: { 40: throw new NotImplementedException(); 41: } 42:   43: public void ClearChanges() 44: { 45: pendingUpdates.Clear(); 46: } 47:   48: public object CreateResource(string containerName, string fullTypeName) 49: { 50: var nastyWord = new NastyWord(); 51: pendingUpdates.Add(nastyWord); 52: return nastyWord; 53: } 54:   55: public void DeleteResource(object targetResource) 56: { 57: throw new NotImplementedException(); 58: } 59:   60: public object GetResource(IQueryable query, string fullTypeName) 61: { 62: throw new NotImplementedException(); 63: } 64:   65: public object GetValue(object targetResource, string propertyName) 66: { 67: throw new NotImplementedException(); 68: } 69:   70: public void RemoveReferenceFromCollection(object targetResource, string propertyName, object resourceToBeRemoved) 71: { 72: throw new NotImplementedException(); 73: } 74:   75: public object ResetResource(object resource) 76: { 77: throw new NotImplementedException(); 78: } 79:   80: public object ResolveResource(object resource) 81: { 82: return resource; 83: } 84:   85: public void SaveChanges() 86: { 87: var intersect = (from w in pendingUpdates 88: select w.Word).Intersect(from n in NastyWords 89: select n.Word); 90:   91: if (intersect.Count() > 0) 92: throw new DataServiceException(500, "duplicate entry"); 93:   94: var lines = from w in pendingUpdates 95: select w.Word; 96:   97: File.AppendAllLines(pathToFile, 98: lines, 99: Encoding.UTF8); 100:   101: pendingUpdates.Clear(); 102:   103: UpdateFromSource(); 104: } 105:   106: public void SetReference(object targetResource, string propertyName, object propertyValue) 107: { 108: throw new NotImplementedException(); 109: } 110:   111: public void SetValue(object targetResource, string propertyName, object propertyValue) 112: { 113: targetResource.GetType().GetProperty(propertyName).SetValue(targetResource, propertyValue, null); 114: } 115: } 116:   117: public class NastyWords : DataService<NastyWordsDataSource> 118: { 119: // This method is called only once to initialize service-wide policies. 120: public static void InitializeService(DataServiceConfiguration config) 121: { 122: config.SetEntitySetAccessRule("*", EntitySetRights.AllRead | EntitySetRights.WriteAppend); 123: config.DataServiceBehavior.MaxProtocolVersion = DataServiceProtocolVersion.V2; 124: } 125: } 126: } Next time we’ll allow removing nasty words. Enjoy!

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  • "Access is denied" JavaScript error when trying to access the document object of a programmatically-

    - by Bungle
    I have project in which I need to create an <iframe> element using JavaScript and append it to the DOM. After that, I need to insert some content into the <iframe>. It's a widget that will be embedded in third-party websites. I don't set the "src" attribute of the <iframe> since I don't want to load a page; rather, it is used to isolate/sandbox the content that I insert into it so that I don't run into CSS or JavaScript conflicts with the parent page. I'm using JSONP to load some HTML content from a server and insert it in this <iframe>. I have this working fine, with one serious exception - if the document.domain property is set in the parent page (which it may be in certain environments in which this widget is deployed), Internet Explorer (probably all versions, but I've confirmed in 6, 7, and 8) gives me an "Access is denied" error when I try to access the document object of this <iframe> I've created. It doesn't happen in any other browsers I've tested in (all major modern ones). This makes some sense, since I'm aware that Internet Explorer requires you to set the document.domain of all windows/frames that will communicate with each other to the same value. However, I'm not aware of any way to set this value on a document that I can't access. Is anyone aware of a way to do this - somehow set the document.domain property of this dynamically created <iframe>? Or am I not looking at it from the right angle - is there another way to achieve what I'm going for without running into this problem? I do need to use an <iframe> in any case, as the isolated/sandboxed window is crucial to the functionality of this widget. Here's my test code: <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> <title>Document.domain Test</title> <script type="text/javascript"> document.domain = 'onespot.com'; // set the page's document.domain </script> </head> <body> <p>This is a paragraph above the &lt;iframe&gt;.</p> <div id="placeholder"></div> <p>This is a paragraph below the &lt;iframe&gt;.</p> <script type="text/javascript"> var iframe = document.createElement('iframe'), doc; // create <iframe> element document.getElementById('placeholder').appendChild(iframe); // append <iframe> element to the placeholder element setTimeout(function() { // set a timeout to give browsers a chance to recognize the <iframe> doc = iframe.contentWindow || iframe.contentDocument; // get a handle on the <iframe> document alert(doc); if (doc.document) { // HEREIN LIES THE PROBLEM doc = doc.document; } doc.body.innerHTML = '<h1>Hello!</h1>'; // add an element }, 10); </script> </body> </html> I've hosted it at: http://troy.onespot.com/static/access_denied.html As you'll see if you load this page in IE, at the point that I call alert(), I do have a handle on the window object of the <iframe>; I just can't get any deeper, into its document object. Thanks very much for any help or suggestions! I'll be indebted to whomever can help me find a solution to this.

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  • Elements of website don't work in IE

    - by mjcuva
    On the site I'm working on for my high school basketball team, certain elements don't work in Internet Explorer. The site is hermantownbasketball.com. The boys basketball sidebar should have nested drop down menus, one when you mouse over the team, such as "High School" and then another when you mouse over the grade under the team, such as 9th grade. This works perfectly fine in chrome, however, I can't get it to work in any version of Internet Explorer. Below is the part of the html and the corresponding css I am using. Unfortunately, I don't know enough css to know which part of my code IE doesn't like or how to fix it. Any help is greatly appreciated! HTML <span class = "boyItem"> <h3>High School</h3> <li class="group"> <h4>9th Grade</h4> <div class = "nested">Schedule</div> <div class = "nested">Events</div> <div class ="nested">Forms</div> <div class ="nested">Calendar</div> </li> <li class="group"> <h4>JV/Varsity</h4> <div class = "nested">Schedule</div> <div class = "nested">Events</div> <div class = "nested">Forms</div> <div class = "nested">Calendar</div> </li> </span> /* Creates the box around the title for each boy section. */ .boyItem h3 { background:#1C23E8; color:#EFFA20; padding-right:2px; padding:10px; font-size:18px; margin-left:-30px; margin-top:-10px; } ###CSS .boyItem h3:hover { background:#2A8FF5; } /* Prevents the boy sub-sections from being visable */ .boyItem li h4 { position: absolute; left:-9999px; font-size:15px; list-style-type:none;} /* Shows the boy sub-sections when user mouses over the section title. */ .boyItem:hover li h4 { position:relative; left:10px; background:#1C23E8; color:#EFFA20; padding-left:20px; padding:5px; } .boyItem:hover li h4:hover { background:#2A8FF5;} .nested { position:absolute; left:-9999px; background:#352EFF; color:#EFFA20; padding-right:2px; padding:4px; font-size:14px; margin:2px; margin-left:30px; margin-top:0px; margin-right:0px; margin-bottom:-2px;} .group:hover .nested {position:relative; left:0px; } .group:hover .nested:hover { background:#2A8FF5}

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  • how i can encrypt each file with its own public key ??

    - by Mohammad AL-Rawabdeh
    how i can encrypt each file with its own public key for example :- there exist 3 company (X,Y and Z)each company sent to me its own public key so that i have now 3 public key 1- x.pub 2- y.pub 3- z.pub now i want to send file to each company and encrypt it by its company public key 1- encrypt file1.txt by x.pub and send it to company X 2- encrypt file2.txt by y.pub and send it to company Y 3- encrypt file3.txt by z.pub and send it to company Z please how i can do the above by writting batch file my operating system is Windows

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  • Java Port Socket Programming Error

    - by atrus-darkstone
    Hi- I have been working on a java client-server program using port sockets. The goal of this program is for the client to take a screenshot of the machine it is running on, break the RGB info of this image down into integers and arrays, then send this info over to the server, where it is reconstructed into a new image file. However, when I run the program I am experiencing the following two bugs: The first number recieved by the server, no matter what its value is according to the client, is always 49. The client only sends(or the server only receives?) the first value, then the program hangs forever. Any ideas as to why this is happening, and what I can do to fix it? The code for both client and server is below. Thanks! CLIENT: import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.image.BufferedImage; import java.io.*; import java.net.Socket; import java.text.SimpleDateFormat; import java.util.*; import javax.swing.*; import javax.swing.Timer; public class ViewerClient implements ActionListener{ private Socket vSocket; private BufferedReader in; private PrintWriter out; private Robot robot; // static BufferedReader orders = null; public ViewerClient() throws Exception{ vSocket = null; in = null; out = null; robot = null; } public void setVSocket(Socket vs) { vSocket = vs; } public void setInput(BufferedReader i) { in = i; } public void setOutput(PrintWriter o) { out = o; } public void setRobot(Robot r) { robot = r; } /*************************************************/ public Socket getVSocket() { return vSocket; } public BufferedReader getInput() { return in; } public PrintWriter getOutput() { return out; } public Robot getRobot() { return robot; } public void run() throws Exception{ int speed = 2500; int pause = 5000; Timer timer = new Timer(speed, this); timer.setInitialDelay(pause); // System.out.println("CLIENT: Set up timer."); try { setVSocket(new Socket("Alex-PC", 4444)); setInput(new BufferedReader(new InputStreamReader(getVSocket().getInputStream()))); setOutput(new PrintWriter(getVSocket().getOutputStream(), true)); setRobot(new Robot()); // System.out.println("CLIENT: Established connection and IO ports."); // timer.start(); captureScreen(nameImage()); }catch(Exception e) { System.err.println(e); } } public void captureScreen(String fileName) throws Exception{ Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize(); Rectangle screenRectangle = new Rectangle(screenSize); BufferedImage image = getRobot().createScreenCapture(screenRectangle); int width = image.getWidth(); int height = image.getHeight(); int[] pixelData = new int[(width * height)]; image.getRGB(0,0, width, height, pixelData, width, height); byte[] imageData = new byte[(width * height)]; String fromServer = null; if((fromServer = getInput().readLine()).equals("READY")) { sendWidth(width); sendHeight(height); sendArrayLength((width * height)); sendImageInfo(fileName); sendImageData(imageData); } /* System.out.println(imageData.length); String fromServer = null; for(int i = 0; i < pixelData.length; i++) { imageData[i] = ((byte)pixelData[i]); } System.out.println("CLIENT: Pixel data successfully converted to byte data."); System.out.println("CLIENT: Waiting for ready message..."); if((fromServer = getInput().readLine()).equals("READY")) { System.out.println("CLIENT: Ready message recieved."); getOutput().println("SENDING ARRAY LENGTH..."); System.out.println("CLIENT: Sending array length..."); System.out.println("CLIENT: " + imageData.length); getOutput().println(imageData.length); System.out.println("CLIENT: Array length sent."); getOutput().println("SENDING IMAGE..."); System.out.println("CLIENT: Sending image data..."); for(int i = 0; i < imageData.length; i++) { getOutput().println(imageData[i]); } System.out.println("CLIENT: Image data sent."); getOutput().println("SENDING IMAGE WIDTH..."); System.out.println("CLIENT: Sending image width..."); getOutput().println(width); System.out.println("CLIENT: Image width sent."); getOutput().println("SENDING IMAGE HEIGHT..."); System.out.println("CLIENT: Sending image height..."); getOutput().println(height); System.out.println("CLIENT: Image height sent..."); getOutput().println("SENDING IMAGE INFO..."); System.out.println("CLIENT: Sending image info..."); getOutput().println(fileName); System.out.println("CLIENT: Image info sent."); getOutput().println("FINISHED."); System.out.println("Image data sent successfully."); } if((fromServer = getInput().readLine()).equals("CLOSE DOWN")) { getOutput().close(); getInput().close(); getVSocket().close(); } */ } public String nameImage() throws Exception { String dateFormat = "yyyy-MM-dd HH-mm-ss"; Calendar cal = Calendar.getInstance(); SimpleDateFormat sdf = new SimpleDateFormat(dateFormat); String fileName = sdf.format(cal.getTime()); return fileName; } public void sendArrayLength(int length) throws Exception { getOutput().println("SENDING ARRAY LENGTH..."); getOutput().println(length); } public void sendWidth(int width) throws Exception { getOutput().println("SENDING IMAGE WIDTH..."); getOutput().println(width); } public void sendHeight(int height) throws Exception { getOutput().println("SENDING IMAGE HEIGHT..."); getOutput().println(height); } public void sendImageData(byte[] imageData) throws Exception { getOutput().println("SENDING IMAGE..."); for(int i = 0; i < imageData.length; i++) { getOutput().println(imageData[i]); } } public void sendImageInfo(String info) throws Exception { getOutput().println("SENDING IMAGE INFO..."); getOutput().println(info); } public void actionPerformed(ActionEvent a){ String message = null; try { if((message = getInput().readLine()).equals("PROCESSING...")) { if((message = getInput().readLine()).equals("IMAGE RECIEVED SUCCESSFULLY.")) { captureScreen(nameImage()); } } }catch(Exception e) { JOptionPane.showMessageDialog(null, "Problem: " + e); } } } SERVER: import java.awt.image.BufferedImage; import java.io.*; import java.net.*; import javax.imageio.ImageIO; /*IMPORTANT TODO: * 1. CLOSE ALL STREAMS AND SOCKETS WITHIN CLIENT AND SERVER! * 2. PLACE MAIN EXEC CODE IN A TIMED WHILE LOOP TO SEND FILE EVERY X SECONDS * */ public class ViewerServer { private ServerSocket vServer; private Socket vClient; private PrintWriter out; private BufferedReader in; private byte[] imageData; private int width; private int height; private String imageInfo; private int[] rgbData; private boolean active; public ViewerServer() throws Exception{ vServer = null; vClient = null; out = null; in = null; imageData = null; width = 0; height = 0; imageInfo = null; rgbData = null; active = true; } public void setVServer(ServerSocket vs) { vServer = vs; } public void setVClient(Socket vc) { vClient = vc; } public void setOutput(PrintWriter o) { out = o; } public void setInput(BufferedReader i) { in = i; } public void setImageData(byte[] imDat) { imageData = imDat; } public void setWidth(int w) { width = w; } public void setHeight(int h) { height = h; } public void setImageInfo(String im) { imageInfo = im; } public void setRGBData(int[] rd) { rgbData = rd; } public void setActive(boolean a) { active = a; } /***********************************************/ public ServerSocket getVServer() { return vServer; } public Socket getVClient() { return vClient; } public PrintWriter getOutput() { return out; } public BufferedReader getInput() { return in; } public byte[] getImageData() { return imageData; } public int getWidth() { return width; } public int getHeight() { return height; } public String getImageInfo() { return imageInfo; } public int[] getRGBData() { return rgbData; } public boolean getActive() { return active; } public void run() throws Exception{ connect(); setActive(true); while(getActive()) { recieve(); } close(); } public void recieve() throws Exception{ String clientStatus = null; int clientData = 0; // System.out.println("SERVER: Sending ready message..."); getOutput().println("READY"); // System.out.println("SERVER: Ready message sent."); if((clientStatus = getInput().readLine()).equals("SENDING IMAGE WIDTH...")) { setWidth(getInput().read()); System.out.println("Width: " + getWidth()); } if((clientStatus = getInput().readLine()).equals("SENDING IMAGE HEIGHT...")) { setHeight(getInput().read()); System.out.println("Height: " + getHeight()); } if((clientStatus = getInput().readLine()).equals("SENDING ARRAY LENGTH...")) { clientData = getInput().read(); setImageData(new byte[clientData]); System.out.println("Array length: " + clientData); } if((clientStatus = getInput().readLine()).equals("SENDING IMAGE INFO...")) { setImageInfo(getInput().readLine()); System.out.println("Image Info: " + getImageInfo()); } if((clientStatus = getInput().readLine()).equals("SENDING IMAGE...")) { for(int i = 0; i < getImageData().length; i++) { getImageData()[i] = ((byte)getInput().read()); } } if((clientStatus = getInput().readLine()).equals("FINISHED.")) { getOutput().println("PROCESSING..."); setRGBData(new int[getImageData().length]); for(int i = 0; i < getRGBData().length; i++) { getRGBData()[i] = getImageData()[i]; } BufferedImage image = null; image.setRGB(0, 0, getWidth(), getHeight(), getRGBData(), getWidth(), getHeight()); ImageIO.write(image, "png", new File(imageInfo + ".png")); //create an image file out of the screenshot getOutput().println("IMAGE RECIEVED SUCCESSFULLY."); } } public void connect() throws Exception { setVServer(new ServerSocket(4444)); //establish server connection // System.out.println("SERVER: Connection established."); setVClient(getVServer().accept()); //accept client connection request // System.out.println("SERVER: Accepted connection request."); setOutput(new PrintWriter(vClient.getOutputStream(), true)); //set up an output channel setInput(new BufferedReader(new InputStreamReader(vClient.getInputStream()))); //set up an input channel // System.out.println("SERVER: Created IO ports."); } public void close() throws Exception { getOutput().close(); getInput().close(); getVClient().close(); getVServer().close(); } }

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  • what firefall linux distro applicance could track internet usage per device in my home?

    - by GregH
    Hello, Anyone know of a community edition/open source/free firewall/gateway software product that I could install onto an old PC to act as my firewall/gateway/proxy etc, BUT for which it has the power to track internet usage per device in my home. So: a) Mandatory - Track internet usage for devices on my home network on a per device basis (e.g. various PCs/Xbox etc) b) Mandatory - Report/graph would would give a breakdown of internet usage, per device (e.g. IP address), per day. c) Desirable - as in b) above but per hour d) Desirable - realtime graph (e.g. 5 minute measurement intervals or something) that shows current internet usage per device e) Mandatory - Handles all internal<=internet requests for all protocols (e.g. HTTP, HTTPS, xbox etc) f) Mandatory - No explicit settings in clients required - i.e. Transparent Monitoring concept (for both HTTP and non-HTTP traffic like xbox, skype etc) g) Mandatory - easy "appliance" like installation onto a dedicated low spec PC thanks in advance

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  • what firefall linux distro applicance could track internet usage per device in my home?

    - by GregH
    Hello, Anyone know of a community edition/open source/free firewall/gateway software product that I could install onto an old PC to act as my firewall/gateway/proxy etc, BUT for which it has the power to track internet usage per device in my home. So: a) Mandatory - Track internet usage for devices on my home network on a per device basis (e.g. various PCs/Xbox etc) b) Mandatory - Report/graph would would give a breakdown of internet usage, per device (e.g. IP address), per day. c) Desirable - as in b) above but per hour d) Desirable - realtime graph (e.g. 5 minute measurement intervals or something) that shows current internet usage per device e) Mandatory - Handles all internal<=internet requests for all protocols (e.g. HTTP, HTTPS, xbox etc) f) Mandatory - No explicit settings in clients required - i.e. Transparent Monitoring concept (for both HTTP and non-HTTP traffic like xbox, skype etc) g) Mandatory - easy "appliance" like installation onto a dedicated low spec PC thanks in advance

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  • How to share internet over VPN and inside a virtual machine (Windows)?

    - by mountrix
    ` My final goal is to have a virtual machine at work in which anything that happen inside (tcp, udp, ping, ...) will use the Internet connection of a computer at home. So, if inside this VM should I open an Internet browser to a site such as "show my IP", my home IP should be printed. I am also looking for a way to debug/develop a software inside this VM, but I would like to tunnel only the connections of this software, not the full graphical interface, this is why a Remote Desktop solution won't fit me. The connection between the both computer should be secured somehow, like in a SSH tunnel. This ultimately should allow me to have a portable VM in which I can connect to whatever networks I have access at home, in a secure way. This is my configuration: At work, I have a LAN-connected desktop computer, with Windows 7 Professional Edition as a host [computer W] On this same computer, I have a Virtual Box machine running Windows XP [computer V] At home, I have a laptop computer, running Windows 7 Home Edition [computer H] This laptop is connected to a Livebox 2 broadband modem by Wifi. What I am trying to do is to sit at work in front of the virtual machine [V], and connect to a webpage as if the request was issued from the laptop [H] at home, and the data should be securely tunneled between the both. But if I am using internet directly inside [W], it should use the normal LAN interface at work. To achieve my goal, I first try using VPN, than SSH tunneling, without success. I first tried to install Teamviewer between [W] and [H]. This is working fine, I can send files, share desktop, etc. Teamviewer has a VPN mode that creates a new VPN network interface with its own IP, both on computer [W] and [H]. This allowed me to connect [H] as a network computer inside [W] and I was able to share files, but not to share Internet. At this point, I tried to use from [W] the Internet as if I was at home. I setup a route (using route add from command line in [W]) in order to instruct each packet going to a given website to pass by the new VPN interface on [W], with the hope it will be forwarded to [H], but the webpage was simply inaccessible. I then tried to setup a Windows VPN connection between [W] and [H], using the Windows 7 VPN feature. [H] was the server and [W] the client. But it failed: I got the "Unable to join a remote PC while trying to VPN" 720 Error when I was setting up the client on [W]. I think the problem is the Livebox 2 that could blocks the packets. But I am not sure of this: 1) with Teamviewer it works fine, 2) Livebox 2 has a configuration page for port mapping that gives the proper configuration to map VPN ports as an example so I guess that it should allow it, 3) I opened the ports 1723 (TCP) and 500 (UDP) according to some forums. Virtual box has a network configuration parameter in which I can use the VPN network interface created by Teamviewer as a bridged connection. This is suppose to work in the sense that all packets issued by the virtual machine [V] is supposed to go directly to [H]. But I had no internet connection inside [V]. Using the NAT mode, [V] has internet. For me this is the feature that I look for: filtering all connections from the virtual box application to the VPN network interface, and the remaining should use the normal LAN interface. Apart from the build-in feature of VBox, I even do not know if it is possible to route the packet from a given application to a given interface. Finally I tried also SSH tunneling, but this is not the solution I looked for. Using an external SSH server (Linux), I was able to create a localhost connection on [W] (or [V]), using something like 'ssh -N -D server[H]' in order to allow a web browser located in [W] to connect to any website using the SOCKS 5 proxy created locally (SOCKS is a build-in feature of SSH). But repeating the same operation on windows, using a windows SSH server inside [W] (I tried freeSSHd), it failed: SFTP worked, but not the SOCKS tunneling, it was like the browser in [H] did not find internet. Finally only Teamviewer looked able to create a VPN between [W] and [H], but I am not able to use it, as I want, I mean using the Internet connection of [H] sitting in front of [W]. I also tried to bridge the VPN interface and the wifi interface inside [H], but it blocked my laptop, and I tried also the Internet Connection Sharing, trying to share on [H] the wifi connection over the VPN interface. This fails also, but it seems because Teamviewer actually use the wifi interface to be able to provide the VPN link, so I guess I am creating a recursive loop. I do not know what to try next... Thank you for any advice!!

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  • Building applications with WPF, MVVM and Prism(aka CAG)

    - by skjagini
    In this article I am going to walk through an application using WPF and Prism (aka composite application guidance, CAG) which simulates engaging a taxi (cab).  The rules are simple, the app would have3 screens A login screen to authenticate the user An information screen. A screen to engage the cab and roam around and calculating the total fare Metered Rate of Fare The meter is required to be engaged when a cab is occupied by anyone $3.00 upon entry $0.35 for each additional unit The unit fare is: one-fifth of a mile, when the cab is traveling at 6 miles an hour or more; or 60 seconds when not in motion or traveling at less than 12 miles per hour. Night surcharge of $.50 after 8:00 PM & before 6:00 AM Peak hour Weekday Surcharge of $1.00 Monday - Friday after 4:00 PM & before 8:00 PM New York State Tax Surcharge of $.50 per ride. Example: Friday (2010-10-08) 5:30pm Start at Lexington Ave & E 57th St End at Irving Pl & E 15th St Start = $3.00 Travels 2 miles at less than 6 mph for 15 minutes = $3.50 Travels at more than 12 mph for 5 minutes = $1.75 Peak hour Weekday Surcharge = $1.00 (ride started at 5:30 pm) New York State Tax Surcharge = $0.50 Before we dive into the app, I would like to give brief description about the framework.  If you want to jump on to the source code, scroll all the way to the end of the post. MVVM MVVM pattern is in no way related to the usage of PRISM in your application and should be considered if you are using WPF irrespective of PRISM or not. Lets say you are not familiar with MVVM, your typical UI would involve adding some UI controls like text boxes, a button, double clicking on the button,  generating event handler, calling a method from business layer and updating the user interface, it works most of the time for developing small scale applications. The problem with this approach is that there is some amount of code specific to business logic wrapped in UI specific code which is hard to unit test it, mock it and MVVM helps to solve the exact problem. MVVM stands for Model(M) – View(V) – ViewModel(VM),  based on the interactions with in the three parties it should be called VVMM,  MVVM sounds more like MVC (Model-View-Controller) so the name. Why it should be called VVMM: View – View Model - Model WPF allows to create user interfaces using XAML and MVVM takes it to the next level by allowing complete separation of user interface and business logic. In WPF each view will have a property, DataContext when set to an instance of a class (which happens to be your view model) provides the data the view is interested in, i.e., view interacts with view model and at the same time view model interacts with view through DataContext. Sujith, if view and view model are interacting directly with each other how does MVVM is helping me separation of concerns? Well, the catch is DataContext is of type Object, since it is of type object view doesn’t know exact type of view model allowing views and views models to be loosely coupled. View models aggregate data from models (data access layer, services, etc) and make it available for views through properties, methods etc, i.e., View Models interact with Models. PRISM Prism is provided by Microsoft Patterns and Practices team and it can be downloaded from codeplex for source code,  samples and documentation on msdn.  The name composite implies, to compose user interface from different modules (views) without direct dependencies on each other, again allowing  loosely coupled development. Well Sujith, I can already do that with user controls, why shall I learn another framework?  That’s correct, you can decouple using user controls, but you still have to manage some amount of coupling, like how to do you communicate between the controls, how do you subscribe/unsubscribe, loading/unloading views dynamically. Prism is not a replacement for user controls, provides the following features which greatly help in designing the composite applications. Dependency Injection (DI)/ Inversion of Control (IoC) Modules Regions Event Aggregator  Commands Simply put, MVVM helps building a single view and Prism helps building an application using the views There are other open source alternatives to Prism, like MVVMLight, Cinch, take a look at them as well. Lets dig into the source code.  1. Solution The solution is made of the following projects Framework: Holds the common functionality in building applications using WPF and Prism TaxiClient: Start up project, boot strapping and app styling TaxiCommon: Helps with the business logic TaxiModules: Holds the meat of the application with views and view models TaxiTests: To test the application 2. DI / IoC Dependency Injection (DI) as the name implies refers to injecting dependencies and Inversion of Control (IoC) means the calling code has no direct control on the dependencies, opposite of normal way of programming where dependencies are passed by caller, i.e inversion; aside from some differences in terminology the concept is same in both the cases. The idea behind DI/IoC pattern is to reduce the amount of direct coupling between different components of the application, the higher the dependency the more tightly coupled the application resulting in code which is hard to modify, unit test and mock.  Initializing Dependency Injection through BootStrapper TaxiClient is the starting project of the solution and App (App.xaml)  is the starting class that gets called when you run the application. From the App’s OnStartup method we will invoke BootStrapper.   namespace TaxiClient { /// <summary> /// Interaction logic for App.xaml /// </summary> public partial class App : Application { protected override void OnStartup(StartupEventArgs e) { base.OnStartup(e);   (new BootStrapper()).Run(); } } } BootStrapper is your contact point for initializing the application including dependency injection, creating Shell and other frameworks. We are going to use Unity for DI and there are lot of open source DI frameworks like Spring.Net, StructureMap etc with different feature set  and you can choose a framework based on your preferences. Note that Prism comes with in built support for Unity, for example we are deriving from UnityBootStrapper in our case and for any other DI framework you have to extend the Prism appropriately   namespace TaxiClient { public class BootStrapper: UnityBootstrapper { protected override IModuleCatalog CreateModuleCatalog() { return new ConfigurationModuleCatalog(); } protected override DependencyObject CreateShell() { Framework.FrameworkBootStrapper.Run(Container, Application.Current.Dispatcher);   Shell shell = new Shell(); shell.ResizeMode = ResizeMode.NoResize; shell.Show();   return shell; } } } Lets take a look into  FrameworkBootStrapper to check out how to register with unity container. namespace Framework { public class FrameworkBootStrapper { public static void Run(IUnityContainer container, Dispatcher dispatcher) { UIDispatcher uiDispatcher = new UIDispatcher(dispatcher); container.RegisterInstance<IDispatcherService>(uiDispatcher);   container.RegisterType<IInjectSingleViewService, InjectSingleViewService>( new ContainerControlledLifetimeManager());   . . . } } } In the above code we are registering two components with unity container. You shall observe that we are following two different approaches, RegisterInstance and RegisterType.  With RegisterInstance we are registering an existing instance and the same instance will be returned for every request made for IDispatcherService   and with RegisterType we are requesting unity container to create an instance for us when required, i.e., when I request for an instance for IInjectSingleViewService, unity will create/return an instance of InjectSingleViewService class and with RegisterType we can configure the life time of the instance being created. With ContaienrControllerLifetimeManager, the unity container caches the instance and reuses for any subsequent requests, without recreating a new instance. Lets take a look into FareViewModel.cs and it’s constructor. The constructor takes one parameter IEventAggregator and if you try to find all references in your solution for IEventAggregator, you will not find a single location where an instance of EventAggregator is passed directly to the constructor. The compiler still finds an instance and works fine because Prism is already configured when used with Unity container to return an instance of EventAggregator when requested for IEventAggregator and in this particular case it is called constructor injection. public class FareViewModel:ObservableBase, IDataErrorInfo { ... private IEventAggregator _eventAggregator;   public FareViewModel(IEventAggregator eventAggregator) { _eventAggregator = eventAggregator; InitializePropertyNames(); InitializeModel(); PropertyChanged += OnPropertyChanged; } ... 3. Shell Shells are very similar in operation to Master Pages in asp.net or MDI in Windows Forms. And shells contain regions which display the views, you can have as many regions as you wish in a given view. You can also nest regions. i.e, one region can load a view which in itself may contain other regions. We have to create a shell at the start of the application and are doing it by overriding CreateShell method from BootStrapper From the following Shell.xaml you shall notice that we have two content controls with Region names as ‘MenuRegion’ and ‘MainRegion’.  The idea here is that you can inject any user controls into the regions dynamically, i.e., a Menu User Control for MenuRegion and based on the user action you can load appropriate view into MainRegion.    <Window x:Class="TaxiClient.Shell" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:Regions="clr-namespace:Microsoft.Practices.Prism.Regions;assembly=Microsoft.Practices.Prism" Title="Taxi" Height="370" Width="800"> <Grid Margin="2"> <ContentControl Regions:RegionManager.RegionName="MenuRegion" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" HorizontalContentAlignment="Stretch" VerticalContentAlignment="Stretch" />   <ContentControl Grid.Row="1" Regions:RegionManager.RegionName="MainRegion" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" HorizontalContentAlignment="Stretch" VerticalContentAlignment="Stretch" /> <!--<Border Grid.ColumnSpan="2" BorderThickness="2" CornerRadius="3" BorderBrush="LightBlue" />-->   </Grid> </Window> 4. Modules Prism provides the ability to build composite applications and modules play an important role in it. For example if you are building a Mortgage Loan Processor application with 3 components, i.e. customer’s credit history,  existing mortgages, new home/loan information; and consider that the customer’s credit history component involves gathering data about his/her address, background information, job details etc. The idea here using Prism modules is to separate the implementation of these 3 components into their own visual studio projects allowing to build components with no dependency on each other and independently. If we need to add another component to the application, the component can be developed by in house team or some other team in the organization by starting with a new Visual Studio project and adding to the solution at the run time with very little knowledge about the application. Prism modules are defined by implementing the IModule interface and each visual studio project to be considered as a module should implement the IModule interface.  From the BootStrapper.cs you shall observe that we are overriding the method by returning a ConfiguratingModuleCatalog which returns the modules that are registered for the application using the app.config file  and you can also add module using code. Lets take a look into configuration file.   <?xml version="1.0"?> <configuration> <configSections> <section name="modules" type="Microsoft.Practices.Prism.Modularity.ModulesConfigurationSection, Microsoft.Practices.Prism"/> </configSections> <modules> <module assemblyFile="TaxiModules.dll" moduleType="TaxiModules.ModuleInitializer, TaxiModules" moduleName="TaxiModules"/> </modules> </configuration> Here we are adding TaxiModules project to our solution and TaxiModules.ModuleInitializer implements IModule interface   5. Module Mapper With Prism modules you can dynamically add or remove modules from the regions, apart from that Prism also provides API to control adding/removing the views from a region within the same module. Taxi Information Screen: Engage the Taxi Screen: The sample application has two screens, ‘Taxi Information’ and ‘Engage the Taxi’ and they both reside in same module, TaxiModules. ‘Engage the Taxi’ is again made of two user controls, FareView on the left and TotalView on the right. We have created a Shell with two regions, MenuRegion and MainRegion with menu loaded into MenuRegion. We can create a wrapper user control called EngageTheTaxi made of FareView and TotalView and load either TaxiInfo or EngageTheTaxi into MainRegion based on the user action. Though it will work it tightly binds the user controls and for every combination of user controls, we need to create a dummy wrapper control to contain them. Instead we can apply the principles we learned so far from Shell/regions and introduce another template (LeftAndRightRegionView.xaml) made of two regions Region1 (left) and Region2 (right) and load  FareView and TotalView dynamically.  To help with loading of the views dynamically I have introduce an helper an interface, IInjectSingleViewService,  idea suggested by Mike Taulty, a must read blog for .Net developers. using System; using System.Collections.Generic; using System.ComponentModel;   namespace Framework.PresentationUtility.Navigation {   public interface IInjectSingleViewService : INotifyPropertyChanged { IEnumerable<CommandViewDefinition> Commands { get; } IEnumerable<ModuleViewDefinition> Modules { get; }   void RegisterViewForRegion(string commandName, string viewName, string regionName, Type viewType); void ClearViewFromRegion(string viewName, string regionName); void RegisterModule(string moduleName, IList<ModuleMapper> moduleMappers); } } The Interface declares three methods to work with views: RegisterViewForRegion: Registers a view with a particular region. You can register multiple views and their regions under one command.  When this particular command is invoked all the views registered under it will be loaded into their regions. ClearViewFromRegion: To unload a specific view from a region. RegisterModule: The idea is when a command is invoked you can load the UI with set of controls in their default position and based on the user interaction, you can load different contols in to different regions on the fly.  And it is supported ModuleViewDefinition and ModuleMappers as shown below. namespace Framework.PresentationUtility.Navigation { public class ModuleViewDefinition { public string ModuleName { get; set; } public IList<ModuleMapper> ModuleMappers; public ICommand Command { get; set; } }   public class ModuleMapper { public string ViewName { get; set; } public string RegionName { get; set; } public Type ViewType { get; set; } } } 6. Event Aggregator Prism event aggregator enables messaging between components as in Observable pattern, Notifier notifies the Observer which receives notification it is interested in. When it comes to Observable pattern, Observer has to unsubscribes for notifications when it no longer interested in notifications, which allows the Notifier to remove the Observer’s reference from it’s local cache. Though .Net has managed garbage collection it cannot remove inactive the instances referenced by an active instance resulting in memory leak, keeping the Observers in memory as long as Notifier stays in memory.  Developers have to be very careful to unsubscribe when necessary and it often gets overlooked, to overcome these problems Prism Event Aggregator uses weak references to cache the reference (Observer in this case)  and releases the reference (memory) once the instance goes out of scope. Using event aggregator is very simple, declare a generic type of CompositePresenationEvent by inheriting from it. using Microsoft.Practices.Prism.Events; using TaxiCommon.BAO;   namespace TaxiCommon.CompositeEvents { public class TaxiOnMoveEvent:CompositePresentationEvent<TaxiOnMove> { } }   TaxiOnMove.cs includes the properties which we want to exchange between the parties, FareView and TotalView. using System;   namespace TaxiCommon.BAO { public class TaxiOnMove { public TimeSpan MinutesAtTweleveMPH { get; set; } public double MilesAtSixMPH { get; set; } } }   Lets take a look into FareViewodel (Notifier) and how it raises the event.  Here we are raising the event by getting the event through GetEvent<..>() and publishing it with the payload private void OnAddMinutes(object obj) { TaxiOnMove payload = new TaxiOnMove(); if(MilesAtSixMPH != null) payload.MilesAtSixMPH = MilesAtSixMPH.Value; if(MinutesAtTweleveMPH != null) payload.MinutesAtTweleveMPH = new TimeSpan(0,0,MinutesAtTweleveMPH.Value,0);   _eventAggregator.GetEvent<TaxiOnMoveEvent>().Publish(payload); ResetMinutesAndMiles(); } And TotalViewModel(Observer) subscribes to notifications by getting the event through GetEvent<..>() namespace TaxiModules.ViewModels { public class TotalViewModel:ObservableBase { .... private IEventAggregator _eventAggregator;   public TotalViewModel(IEventAggregator eventAggregator) { _eventAggregator = eventAggregator; ... }   private void SubscribeToEvents() { _eventAggregator.GetEvent<TaxiStartedEvent>() .Subscribe(OnTaxiStarted, ThreadOption.UIThread,false,(filter) => true); _eventAggregator.GetEvent<TaxiOnMoveEvent>() .Subscribe(OnTaxiMove, ThreadOption.UIThread, false, (filter) => true); _eventAggregator.GetEvent<TaxiResetEvent>() .Subscribe(OnTaxiReset, ThreadOption.UIThread, false, (filter) => true); }   ... private void OnTaxiMove(TaxiOnMove taxiOnMove) { OnMoveFare fare = new OnMoveFare(taxiOnMove); Fares.Add(fare); SetTotalFare(new []{fare}); }   .... 7. MVVM through example In this section we are going to look into MVVM implementation through example.  I have all the modules declared in a single project, TaxiModules, again it is not necessary to have them into one project. Once the user logs into the application, will be greeted with the ‘Engage the Taxi’ screen which is made of two user controls, FareView.xaml and TotalView.Xaml. As you can see from the solution explorer, each of them have their own code behind files and  ViewModel classes, FareViewMode.cs, TotalViewModel.cs Lets take a look in to the FareView and how it interacts with FareViewModel using MVVM implementation. FareView.xaml acts as a view and FareViewMode.cs is it’s view model. The FareView code behind class   namespace TaxiModules.Views { /// <summary> /// Interaction logic for FareView.xaml /// </summary> public partial class FareView : UserControl { public FareView(FareViewModel viewModel) { InitializeComponent(); this.Loaded += (s, e) => { this.DataContext = viewModel; }; } } } The FareView is bound to FareViewModel through the data context  and you shall observe that DataContext is of type Object, i.e. the FareView doesn’t really know the type of ViewModel (FareViewModel). This helps separation of View and ViewModel as View and ViewModel are independent of each other, you can bind FareView to FareViewModel2 as well and the application compiles just fine. Lets take a look into FareView xaml file  <UserControl x:Class="TaxiModules.Views.FareView" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:Toolkit="clr-namespace:Microsoft.Windows.Controls;assembly=WPFToolkit" xmlns:Commands="clr-namespace:Microsoft.Practices.Prism.Commands;assembly=Microsoft.Practices.Prism"> <Grid Margin="10" > ....   <Border Style="{DynamicResource innerBorder}" Grid.Row="0" Grid.Column="0" Grid.RowSpan="11" Grid.ColumnSpan="2" Panel.ZIndex="1"/>   <Label Grid.Row="0" Content="Engage the Taxi" Style="{DynamicResource innerHeader}"/> <Label Grid.Row="1" Content="Select the State"/> <ComboBox Grid.Row="1" Grid.Column="1" ItemsSource="{Binding States}" Height="auto"> <ComboBox.ItemTemplate> <DataTemplate> <TextBlock Text="{Binding Name}"/> </DataTemplate> </ComboBox.ItemTemplate> <ComboBox.SelectedItem> <Binding Path="SelectedState" Mode="TwoWay"/> </ComboBox.SelectedItem> </ComboBox> <Label Grid.Row="2" Content="Select the Date of Entry"/> <Toolkit:DatePicker Grid.Row="2" Grid.Column="1" SelectedDate="{Binding DateOfEntry, ValidatesOnDataErrors=true}" /> <Label Grid.Row="3" Content="Enter time 24hr format"/> <TextBox Grid.Row="3" Grid.Column="1" Text="{Binding TimeOfEntry, TargetNullValue=''}"/> <Button Grid.Row="4" Grid.Column="1" Content="Start the Meter" Commands:Click.Command="{Binding StartMeterCommand}" />   <Label Grid.Row="5" Content="Run the Taxi" Style="{DynamicResource innerHeader}"/> <Label Grid.Row="6" Content="Number of Miles &lt;@6mph"/> <TextBox Grid.Row="6" Grid.Column="1" Text="{Binding MilesAtSixMPH, TargetNullValue='', ValidatesOnDataErrors=true}"/> <Label Grid.Row="7" Content="Number of Minutes @12mph"/> <TextBox Grid.Row="7" Grid.Column="1" Text="{Binding MinutesAtTweleveMPH, TargetNullValue=''}"/> <Button Grid.Row="8" Grid.Column="1" Content="Add Minutes and Miles " Commands:Click.Command="{Binding AddMinutesCommand}"/> <Label Grid.Row="9" Content="Other Operations" Style="{DynamicResource innerHeader}"/> <Button Grid.Row="10" Grid.Column="1" Content="Reset the Meter" Commands:Click.Command="{Binding ResetCommand}"/>   </Grid> </UserControl> The highlighted code from the above code shows data binding, for example ComboBox which displays list of states has it’s ItemsSource bound to States property, with DataTemplate bound to Name and SelectedItem  to SelectedState. You might be wondering what are all these properties and how it is able to bind to them.  The answer lies in data context, i.e., when you bound a control, WPF looks for data context on the root object (Grid in this case) and if it can’t find data context it will look into root’s root, i.e. FareView UserControl and it is bound to FareViewModel.  Each of those properties have be declared on the ViewModel for the View to bind correctly. To put simply, View is bound to ViewModel through data context of type object and every control that is bound on the View actually binds to the public property on the ViewModel. Lets look into the ViewModel code (the following code is not an exact copy of FareViewMode.cs, pasted relevant code for this section)   namespace TaxiModules.ViewModels { public class FareViewModel:ObservableBase, IDataErrorInfo { public List<USState> States { get { return USStates.StateList; } }   public USState SelectedState { get { return _selectedState; } set { _selectedState = value; RaisePropertyChanged(_selectedStatePropertyName); } }   public DateTime? DateOfEntry { get { return _dateOfEntry; } set { _dateOfEntry = value; RaisePropertyChanged(_dateOfEntryPropertyName); } }   public TimeSpan? TimeOfEntry { get { return _timeOfEntry; } set { _timeOfEntry = value; RaisePropertyChanged(_timeOfEntryPropertyName); } }   public double? MilesAtSixMPH { get { return _milesAtSixMPH; } set { _milesAtSixMPH = value; RaisePropertyChanged(_distanceAtSixMPHPropertyName); } }   public int? MinutesAtTweleveMPH { get { return _minutesAtTweleveMPH; } set { _minutesAtTweleveMPH = value; RaisePropertyChanged(_minutesAtTweleveMPHPropertyName); } }   public ICommand StartMeterCommand { get { if(_startMeterCommand == null) { _startMeterCommand = new DelegateCommand<object>(OnStartMeter, CanStartMeter); } return _startMeterCommand; } }   public ICommand AddMinutesCommand { get { if(_addMinutesCommand == null) { _addMinutesCommand = new DelegateCommand<object>(OnAddMinutes, CanAddMinutes); } return _addMinutesCommand; } }   public ICommand ResetCommand { get { if(_resetCommand == null) { _resetCommand = new DelegateCommand<object>(OnResetCommand); } return _resetCommand; } }   } private void OnStartMeter(object obj) { _eventAggregator.GetEvent<TaxiStartedEvent>().Publish( new TaxiStarted() { EngagedOn = DateOfEntry.Value.Date + TimeOfEntry.Value, EngagedState = SelectedState.Value });   _isMeterStarted = true; OnPropertyChanged(this,null); } And views communicate user actions like button clicks, tree view item selections, etc using commands. When user clicks on ‘Start the Meter’ button it invokes the method StartMeterCommand, which calls the method OnStartMeter which publishes the event to TotalViewModel using event aggregator  and TaxiStartedEvent. namespace TaxiModules.ViewModels { public class TotalViewModel:ObservableBase { ... private IEventAggregator _eventAggregator;   public TotalViewModel(IEventAggregator eventAggregator) { _eventAggregator = eventAggregator;   InitializePropertyNames(); InitializeModel(); SubscribeToEvents(); }   public decimal? TotalFare { get { return _totalFare; } set { _totalFare = value; RaisePropertyChanged(_totalFarePropertyName); } } .... private void SubscribeToEvents() { _eventAggregator.GetEvent<TaxiStartedEvent>().Subscribe(OnTaxiStarted, ThreadOption.UIThread,false,(filter) => true); _eventAggregator.GetEvent<TaxiOnMoveEvent>().Subscribe(OnTaxiMove, ThreadOption.UIThread, false, (filter) => true); _eventAggregator.GetEvent<TaxiResetEvent>().Subscribe(OnTaxiReset, ThreadOption.UIThread, false, (filter) => true); }   private void OnTaxiStarted(TaxiStarted taxiStarted) { Fares.Add(new EntryFare()); Fares.Add(new StateTaxFare(taxiStarted)); Fares.Add(new NightSurchargeFare(taxiStarted)); Fares.Add(new PeakHourWeekdayFare(taxiStarted));   SetTotalFare(Fares); }   private void SetTotalFare(IEnumerable<IFare> fares) { TotalFare = (_totalFare ?? 0) + TaxiFareHelper.GetTotalFare(fares); } ....   } }   TotalViewModel subscribes to events, TaxiStartedEvent and rest. When TaxiStartedEvent gets invoked it calls the OnTaxiStarted method which sets the total fare which includes entry fee, state tax, nightly surcharge, peak hour weekday fare.   Note that TotalViewModel derives from ObservableBase which implements the method RaisePropertyChanged which we are invoking in Set of TotalFare property, i.e, once we update the TotalFare property it raises an the event that  allows the TotalFare text box to fetch the new value through the data context. ViewModel is communicating with View through data context and it has no knowledge about View, helping in loose coupling of ViewModel and View.   I have attached the source code (.Net 4.0, Prism 4.0, VS 2010) , download and play with it and don’t forget to leave your comments.  

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  • Retain anchor when redirecting subdomain (IE)

    - by dani
    Firefox: http://example.com/about/#anchor - http://www.example.com/about/#anchor Internet Explorer 6-8: http://example.com/about/#anchor - http://www.example.com/about/ Why is the anchor dropped in IE and what can I do about it? (Query string is not dropped, only the #xyz part) I am running Wordpress with the .htaccess below, but the problem is probably to be found elsewhere? Options +FollowSymLinks RewriteEngine On RewriteBase / RewriteCond %{REQUEST_FILENAME} !-f RewriteCond %{REQUEST_FILENAME} !-d RewriteRule . /index.php [L] Is a PHP header or javascript redirect my only option? Thanks for all hints.

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  • flash core engine by Dinesh [closed]

    - by hdinesh
    This post was a dump of the following code (without the highlights). No question, just a dump. Please update this q. with a real question to have it reopened. You (the asker) risk to be flagged as spammer (if not already) and a bad reputation. This is a q/a site, not a site to promote your own code libraries. package facers { import flash.display.*; import flash.events.*; import flash.geom.ColorTransform; import flash.utils.Dictionary; import org.papervision3d.cameras.*; import org.papervision3d.scenes.*; import org.papervision3d.objects.*; import org.papervision3d.objects.special.*; import org.papervision3d.objects.primitives.*; import org.papervision3d.materials.*; import org.papervision3d.events.FileLoadEvent; import org.papervision3d.materials.special.*; import org.papervision3d.materials.shaders.*; import org.papervision3d.materials.utils.*; import org.papervision3d.lights.*; import org.papervision3d.render.*; import org.papervision3d.view.*; import org.papervision3d.events.InteractiveScene3DEvent; import org.papervision3d.events.*; import org.papervision3d.core.utils.*; import org.papervision3d.core.geom.renderables.Vertex3D; import caurina.transitions.*; public class Main extends Sprite { public var viewport :BasicView; public var displayObject :DisplayObject3D; private var light :PointLight3D; private var shadowPlane :Plane; private var dataArray :Array; private var material :BitmapFileMaterial; private var planeByContainer :Dictionary = new Dictionary(); private var paperSize :Number = 0.5; private var cloudSize :Number = 1500; private var rotSize :Number = 360; private var maxAlbums :Number = 50; private var num :Number = 0; public function Main():void { trace("START APPLICATION"); viewport = new BasicView(1024, 690, true, true, CameraType.FREE); viewport.camera.zoom = 50; viewport.camera.extra = { goPosition: new DisplayObject3D(),goTarget: new DisplayObject3D() }; addChild(viewport); displayObject = new DisplayObject3D(); viewport.scene.addChild(displayObject); createAlbum(); addEventListener(Event.ENTER_FRAME, onRenderEvent); } private function createAlbum() { dataArray = new Array("images/thums/pic1.jpg", "images/thums/pic2.jpg", "images/thums/pic3.jpg", "images/thums/pic4.jpg", "images/thums/pic5.jpg", "images/thums/pic6.jpg", "images/thums/pic7.jpg", "images/thums/pic8.jpg", "images/thums/pic9.jpg", "images/thums/pic10.jpg", "images/thums/pic1.jpg", "images/thums/pic2.jpg", "images/thums/pic3.jpg", "images/thums/pic4.jpg", "images/thums/pic5.jpg", "images/thums/pic6.jpg", "images/thums/pic7.jpg", "images/thums/pic8.jpg", "images/thums/pic9.jpg", "images/thums/pic10.jpg"); for (var i:int = 0; i < dataArray.length; i++) { material = new BitmapFileMaterial(dataArray[i]); material.doubleSided = true; material.addEventListener(FileLoadEvent.LOAD_COMPLETE, loadMaterial); } } public function loadMaterial(event:Event) { var plane:Plane = new Plane(material, 300, 180); displayObject.addChild(plane); var _x:int = Math.random() * cloudSize - cloudSize/2; var _y:int = Math.random() * cloudSize - cloudSize/2; var _z:int = Math.random() * cloudSize - cloudSize/2; var _rotationX:int = Math.random() * rotSize; var _rotationY:int = Math.random() * rotSize; var _rotationZ:int = Math.random() * rotSize; Tweener.addTween(plane, { x:_x, y:_y, z:_z, rotationX:_rotationX, rotationY:_rotationY, rotationZ:_rotationZ, time:5, transition:"easeIn" } ); } protected function onRenderEvent(event:Event):void { var rotY: Number = (mouseY-(stage.stageHeight/2))/(900/2)*(1200); var rotX: Number = (mouseX-(stage.stageWidth/2))/(600/2)*(-1200); displayObject.rotationY = viewport.camera.x + (rotX - viewport.camera.x) / 50; displayObject.rotationX = viewport.camera.y + (rotY - viewport.camera.y) / 30; viewport.singleRender(); } } } package designLab.events { import flash.display.BlendMode; import flash.display.Sprite; import flash.events.Event; import flash.filters.BlurFilter; // Import designLab import designLab.layer.IntroLayer; import designLab.shadow.ShadowCaster; import designLab.utils.LayerConstant; // Import Papervision3D import org.papervision3d.cameras.*; import org.papervision3d.scenes.*; import org.papervision3d.objects.*; import org.papervision3d.objects.special.*; import org.papervision3d.objects.primitives.*; import org.papervision3d.materials.*; import org.papervision3d.materials.special.*; import org.papervision3d.materials.shaders.*; import org.papervision3d.materials.utils.*; import org.papervision3d.lights.*; import org.papervision3d.render.*; import org.papervision3d.view.*; import org.papervision3d.events.InteractiveScene3DEvent; import org.papervision3d.events.*; import org.papervision3d.core.utils.*; import org.papervision3d.core.geom.renderables.Vertex3D; public class CoreEnging extends Sprite { public var viewport :BasicView; // Create BasicView public var displayObject :DisplayObject3D; // Create DisplayObject public var shadowCaster :ShadowCaster; // Create ShadowCaster private var light :PointLight3D; // Create PointLight private var shadowPlane :Plane; // Create Plane private var layer :LayerConstant; // Create constant resource layer private static var instance :CoreEnging; // Create CoreEnging class static instance // CoreEnging class static instance mathod function public static function getinstance() { if (instance != null) return instance; else { instance = new CoreEnging(); return instance; } } // CoreEnging constrictor public function CoreEnging () { trace("INFO: Design Lab Application : Core Enging v0.1"); layer = new LayerConstant(); viewport = new BasicView(900, 600, true, true, CameraType.FREE); // pass the width, height, scaleToStage, interactive, cameraType to BasicView viewport.camera.zoom = 100; // Define the zoom level of camera addChild(viewport); createFloor(); // Create the floor displayObject = new DisplayObject3D(); // Create new instance of DisplayObject viewport.scene.addChild(displayObject); // Add the DisplayObject to the BasicView light = new PointLight3D(); // Create new instance of PointLight light.z = -50; // Position the Z of create instance light.x = 0; //Position the X of create instance light.rotationZ = 45; //Position the rotation angel of the Z of create instance light.y = 500; //Position the Y of create instance shadowCaster = new ShadowCaster("shadow", 0x000000, BlendMode.MULTIPLY, .1, [new BlurFilter(20, 20, 1)]); // pass shadowcaster name, color, blend mode, alpha and filters shadowCaster.setType(ShadowCaster.SPOTLIGHT); // Define the shadow type addEventListener(Event.ENTER_FRAME, onRenderEvent); // Add frame render event } // Start create floor public function createFloor() { var spr:Sprite = new Sprite(); // Create Sprite spr.graphics.beginFill(0xFFFFFF); // Define the fill color for sprite spr.graphics.drawRect(0, 0, 600, 600); // Define the X, Y, width, height of the sprite var sprMaterial:MovieMaterial = new MovieMaterial(spr, true, true, true); //Create a texture from an existing sprite instance shadowPlane = new Plane(sprMaterial, 2000, 2000, 1, 1); // create new instance of the Plane and pass the texture material, width, height, segmentsW and segmentsH shadowPlane.rotationX = 80; //Position the rotation angel of the X of Plane shadowPlane.y = -200; //Position the Y of Plane viewport.scene.addChild(shadowPlane); // Add the Plane to the BasicView } // switch method function of the page layer control public function addLayer(type:String) { switch (type) { case layer.INTRO: var intro:IntroLayer = new IntroLayer(); break; } } // Create get mathod function for DisplayObject public function getDisplayObject():DisplayObject3D { return displayObject; } // Create get mathod function for BasicView public function getViewport():BasicView { return viewport; } // Rendering function protected function onRenderEvent(event:Event):void { var rotY: Number = (mouseY-(stage.stageHeight/2))/(900/2)*(1200); var rotX: Number = (mouseX-(stage.stageWidth/2))/(600/2)*(-1200); displayObject.rotationY = viewport.camera.x + (rotX - viewport.camera.x) / 50; displayObject.rotationX = viewport.camera.y + (rotY - viewport.camera.y) / 30; // Remove the shadow shadowCaster.invalidate(); // create new shadow on DisplayObject move shadowCaster.castModel(displayObject, light, shadowPlane); viewport.singleRender(); } } } package designLab.layer { import flash.display.Sprite; import flash.events.Event; // Import designLab import designLab.materials.iBusinessCard; import designLab.events.CoreEnging; // Import Papervision3D import org.papervision3d.objects.primitives.Cube; import org.papervision3d.materials.ColorMaterial; import org.papervision3d.materials.MovieMaterial; public class IntroLayer { // IntroLayer constrictor public function IntroLayer() { trace("INFO: Load Intro layer"); var indexDP:DP_index = new DP_index(); //Create the library MovieClip var blackMaterial:MovieMaterial = new MovieMaterial(indexDP, true); //Create a texture from an existing library MovieClip instance blackMaterial.smooth = true; blackMaterial.doubleSided = false; var mycolor:ColorMaterial = new ColorMaterial(0x000000); //Create solid color material var mycard:iBusinessCard = new iBusinessCard(blackMaterial, blackMaterial, mycolor, 372, 10, 207); // Create custom 3D cube object to pass the Front, Back, All, CubeWidth, CubeDepth and CubeHeight CoreEnging.getinstance().getDisplayObject().addChild(mycard.create3DCube()); // Add the custom 3D cube to the DisplayObject } } } package designLab.materials { import flash.display.*; import flash.events.*; // Import Papervision3D import org.papervision3d.materials.*; import org.papervision3d.materials.utils.MaterialsList; import org.papervision3d.objects.primitives.Cube; public class iBusinessCard extends Sprite { private var materialsList :MaterialsList; private var cube :Cube; private var Front :MovieMaterial = new MovieMaterial(); private var Back :MovieMaterial = new MovieMaterial(); private var All :ColorMaterial = new ColorMaterial(); private var CubeWidth :Number; private var CubeDepth :Number; private var CubeHeight :Number; public function iBusinessCard(Front:MovieMaterial, Back:MovieMaterial, All:ColorMaterial, CubeWidth:Number, CubeDepth:Number, CubeHeight:Number) { setFront(Front); setBack(Back); setAll(All); setCubeWidth(CubeWidth); setCubeDepth(CubeDepth); setCubeHeight(CubeHeight); } public function create3DCube():Cube { materialsList = new MaterialsList(); materialsList.addMaterial(Front, "front"); materialsList.addMaterial(Back, "back"); materialsList.addMaterial(All, "left"); materialsList.addMaterial(All, "right"); materialsList.addMaterial(All, "top"); materialsList.addMaterial(All, "bottom"); cube = new Cube(materialsList, CubeWidth, CubeDepth, CubeHeight); cube.x = 0; cube.y = 0; cube.z = 0; cube.rotationY = 180; return cube; } public function setFront(Front:MovieMaterial) { this.Front = Front; } public function getFront():MovieMaterial { return Front; } public function setBack(Back:MovieMaterial) { this.Back = Back; } public function getBack():MovieMaterial { return Back; } public function setAll(All:ColorMaterial) { this.All = All; } public function getAll():ColorMaterial { return All; } public function setCubeWidth(CubeWidth:Number) { this.CubeWidth = CubeWidth; } public function getCubeWidth():Number { return CubeWidth; } public function setCubeDepth(CubeDepth:Number) { this.CubeDepth = CubeDepth; } public function getCubeDepth():Number { return CubeDepth; } public function setCubeHeight(CubeHeight:Number) { this.CubeHeight = CubeHeight; } public function getCubeHeight():Number { return CubeHeight; } } } package designLab.shadow { import flash.display.Sprite; import flash.filters.BlurFilter; import flash.geom.Point; import flash.geom.Rectangle; import flash.utils.Dictionary; import org.papervision3d.core.geom.TriangleMesh3D; import org.papervision3d.core.geom.renderables.Triangle3D; import org.papervision3d.core.geom.renderables.Vertex3D; import org.papervision3d.core.math.BoundingSphere; import org.papervision3d.core.math.Matrix3D; import org.papervision3d.core.math.Number3D; import org.papervision3d.core.math.Plane3D; import org.papervision3d.lights.PointLight3D; import org.papervision3d.materials.MovieMaterial; import org.papervision3d.objects.DisplayObject3D; import org.papervision3d.objects.primitives.Plane; public class ShadowCaster { private var vertexRefs:Dictionary; private var numberRefs:Dictionary; private var lightRay:Number3D = new Number3D() private var p3d:Plane3D = new Plane3D(); public var color:uint = 0; public var alpha:Number = 0; public var blend:String = ""; public var filters:Array; public var uid:String; private var _type:String = "point"; private var dir:Number3D; private var planeBounds:Dictionary; private var targetBounds:Dictionary; private var models:Dictionary; public static var DIRECTIONAL:String = "dir"; public static var SPOTLIGHT:String = "spot"; public function ShadowCaster(uid:String, color:uint = 0, blend:String = "multiply", alpha:Number = 1, filters:Array=null) { this.uid = uid; this.color = color; this.alpha = alpha; this.blend = blend; this.filters = filters ? filters : [new BlurFilter()]; numberRefs = new Dictionary(true); targetBounds = new Dictionary(true); planeBounds = new Dictionary(true); models = new Dictionary(true); } public function castModel(model:DisplayObject3D, light:PointLight3D, plane:Plane, faces:Boolean = true, cull:Boolean = false):void{ var ar:Array; if(models[model]) { ar = models[model]; }else{ ar = new Array(); getChildMesh(model, ar); models[model] = ar; } var reset:Boolean = true; for each(var t:TriangleMesh3D in ar){ if(faces) castFaces(light, t, plane, cull, reset); else castBoundingSphere(light, t, plane, 0.75, reset); reset = false; } } private function getChildMesh(do3d:DisplayObject3D, ar):void{ if(do3d is TriangleMesh3D) ar.push(do3d); for each(var d:DisplayObject3D in do3d.children) getChildMesh(d, ar); } public function setType(type:String="point"):void{ _type = type; } public function getType():String{ return _type; } public function castBoundingSphere(light:PointLight3D, target:TriangleMesh3D, plane:Plane, scaleRadius:Number=0.8, clear:Boolean = true):void{ var planeVertices:Array = plane.geometry.vertices; //convert to target space? var world:Matrix3D = plane.world; var inv:Matrix3D = Matrix3D.inverse(plane.transform); var lp:Number3D = new Number3D(light.x, light.y, light.z); Matrix3D.multiplyVector(inv, lp); p3d.setNormalAndPoint(plane.geometry.faces[0].faceNormal, new Number3D()); var b:BoundingSphere = target.geometry.boundingSphere; var bounds:Object = planeBounds[plane]; if(!bounds){ bounds = plane.boundingBox(); planeBounds[plane] = bounds; } var tbounds:Object = targetBounds[target]; if(!tbounds){ tbounds = target.boundingBox(); targetBounds[target] = tbounds; } var planeMovie:Sprite = Sprite(MovieMaterial(plane.material).movie); var movieSize:Point = new Point(planeMovie.width, planeMovie.height); var castClip:Sprite = getCastClip(plane); castClip.blendMode = this.blend; castClip.filters = this.filters; castClip.alpha = this.alpha; if(clear) castClip.graphics.clear(); vertexRefs = new Dictionary(true); var tlp:Number3D = new Number3D(light.x, light.y, light.z); Matrix3D.multiplyVector(Matrix3D.inverse(target.world), tlp); var center:Number3D = new Number3D(tbounds.min.x+tbounds.size.x*0.5, tbounds.min.y+tbounds.size.y*0.5, tbounds.min.z+tbounds.size.z*0.5); var dif:Number3D = Number3D.sub(lp, center); dif.normalize(); var other:Number3D = new Number3D(); other.x = -dif.y; other.y = dif.x; other.z = 0; other.normalize(); var cross:Number3D = Number3D.cross(new Number3D(plane.transform.n12, plane.transform.n22, plane.transform.n32), p3d.normal); cross.normalize(); //cross = new Number3D(-dif.y, dif.x, 0); //cross.normalize(); cross.multiplyEq(b.radius*scaleRadius); if(_type == DIRECTIONAL){ var oPos:Number3D = new Number3D(target.x, target.y, target.z); Matrix3D.multiplyVector(target.world, oPos); Matrix3D.multiplyVector(inv, oPos); dir = new Number3D(oPos.x-lp.x, oPos.y-lp.y, oPos.z-lp.z); } //numberRefs = new Dictionary(true); var pos:Number3D; var c2d:Point; var r2d:Point; //_type = SPOTLIGHT; pos = projectVertex(new Vertex3D(center.x, center.y, center.z), lp, inv, target.world); c2d = get2dPoint(pos, bounds.min, bounds.size, movieSize); pos = projectVertex(new Vertex3D(center.x+cross.x, center.y+cross.y, center.z+cross.z), lp, inv, target.world); r2d = get2dPoint(pos, bounds.min, bounds.size, movieSize); var dx:Number = r2d.x-c2d.x; var dy:Number = r2d.y-c2d.y; var rad:Number = Math.sqrt(dx*dx+dy*dy); castClip.graphics.beginFill(color); castClip.graphics.moveTo(c2d.x, c2d.y); castClip.graphics.drawCircle(c2d.x, c2d.y, rad); castClip.graphics.endFill(); } public function getCastClip(plane:Plane):Sprite{ var planeMovie:Sprite = Sprite(MovieMaterial(plane.material).movie); var movieSize:Point = new Point(planeMovie.width, planeMovie.height); var castClip:Sprite;// = new Sprite(); if(planeMovie.getChildByName("castClip"+uid)) return Sprite(planeMovie.getChildByName("castClip"+uid)); else{ castClip = new Sprite(); castClip.name = "castClip"+uid; castClip.scrollRect = new Rectangle(0, 0, movieSize.x, movieSize.y); //castClip.alpha = 0.4; planeMovie.addChild(castClip); return castClip; } } public function castFaces(light:PointLight3D, target:TriangleMesh3D, plane:Plane, cull:Boolean=false, clear:Boolean = true):void{ var planeVertices:Array = plane.geometry.vertices; //convert to target space? var world:Matrix3D = plane.world; var inv:Matrix3D = Matrix3D.inverse(plane.transform); var lp:Number3D = new Number3D(light.x, light.y, light.z); Matrix3D.multiplyVector(inv, lp); var tlp:Number3D; if(cull){ tlp = new Number3D(light.x, light.y, light.z); Matrix3D.multiplyVector(Matrix3D.inverse(target.world), tlp); } //Matrix3D.multiplyVector(Matrix3D.inverse(target.transform), tlp); //p3d.setThreePoints(planeVertices[0].getPosition(), planeVertices[1].getPosition(), planeVertices[2].getPosition()); p3d.setNormalAndPoint(plane.geometry.faces[0].faceNormal, new Number3D()); if(_type == DIRECTIONAL){ var oPos:Number3D = new Number3D(target.x, target.y, target.z); Matrix3D.multiplyVector(target.world, oPos); Matrix3D.multiplyVector(inv, oPos); dir = new Number3D(oPos.x-lp.x, oPos.y-lp.y, oPos.z-lp.z); } var bounds:Object = planeBounds[plane]; if(!bounds){ bounds = plane.boundingBox(); planeBounds[plane] = bounds; } var castClip:Sprite = getCastClip(plane); castClip.blendMode = this.blend; castClip.filters = this.filters; castClip.alpha = this.alpha; var planeMovie:Sprite = Sprite(MovieMaterial(plane.material).movie); var movieSize:Point = new Point(planeMovie.width, planeMovie.height); if(clear) castClip.graphics.clear(); vertexRefs = new Dictionary(true); //numberRefs = new Dictionary(true); var pos:Number3D; var p2d:Point; var s2d:Point; var hitVert:Number3D = new Number3D(); for each(var t:Triangle3D in target.geometry.faces){ if( cull){ hitVert.x = t.v0.x; hitVert.y = t.v0.y; hitVert.z = t.v0.z; if(Number3D.dot(t.faceNormal, Number3D.sub(tlp, hitVert)) <= 0) continue; } castClip.graphics.beginFill(color); pos = projectVertex(t.v0, lp, inv, target.world); s2d = get2dPoint(pos, bounds.min, bounds.size, movieSize); castClip.graphics.moveTo(s2d.x, s2d.y); pos = projectVertex(t.v1, lp, inv, target.world); p2d = get2dPoint(pos, bounds.min, bounds.size, movieSize); castClip.graphics.lineTo(p2d.x, p2d.y); pos = projectVertex(t.v2, lp, inv, target.world); p2d = get2dPoint(pos, bounds.min, bounds.size, movieSize); castClip.graphics.lineTo(p2d.x, p2d.y); castClip.graphics.lineTo(s2d.x, s2d.y); castClip.graphics.endFill(); } } public function invalidate():void{ invalidateModels(); invalidatePlanes(); } public function invalidatePlanes():void{ planeBounds = new Dictionary(true); } public function invalidateTargets():void{ numberRefs = new Dictionary(true); targetBounds = new Dictionary(true); } public function invalidateModels():void{ models = new Dictionary(true); invalidateTargets(); } private function get2dPoint(pos3D:Number3D, min3D:Number3D, size3D:Number3D, movieSize:Point):Point{ return new Point((pos3D.x-min3D.x)/size3D.x*movieSize.x, ((-pos3D.y-min3D.y)/size3D.y*movieSize.y)); } private function projectVertex(v:Vertex3D, light:Number3D, invMat:Matrix3D, world:Matrix3D):Number3D{ var pos:Number3D = vertexRefs[v]; if(pos) return pos; var n:Number3D = numberRefs[v]; if(!n){ n = new Number3D(v.x, v.y, v.z); Matrix3D.multiplyVector(world, n); Matrix3D.multiplyVector(invMat, n); numberRefs[v] = n; } if(_type == SPOTLIGHT){ lightRay.x = light.x; lightRay.y = light.y; lightRay.z = light.z; }else{ lightRay.x = n.x-dir.x; lightRay.y = n.y-dir.y; lightRay.z = n.z-dir.z; } pos = p3d.getIntersectionLineNumbers(lightRay, n); vertexRefs[v] = pos; return pos; } } } package designLab.utils { public class LayerConstant { public const INTRO:String = "INTRO"; // Intro layer string constant } }*emphasized text*

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  • Any way to remove IEs black border around submit button in active forms?

    - by Magnar
    I am implementing a design that uses custom styled submit-buttons. They are quite simply light grey buttons with a slightly darker outer border: input.button { background: #eee; border: 1px solid #ccc; } This looks just right in Firefox, Safari and Opera. The problem is with Internet Explorer, both 6 and 7. Since the form is the first one on the page, it's counted as the main form - and thus active from the get go. The first submit button in the active form receives a solid black border in IE, to mark it as the main action. If I turn off borders, then the black extra border in IE goes away too. I am looking for a way to keep my normal borders, but remove the outline.

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  • JavaScript: 'textarea.value' not working in IE?

    - by pete
    Hi! A few hours ago, I was instructed how to style a specific textarea with JS. The following piece of code (thanks again, Mario Menger) works like a charm in Firefox but unfortunately nothing happens in Internet Explorer (7 tested only so far). var foo = document.getElementById('HCB_textarea'); var defaultText = 'Your message here'; foo.value = defaultText; foo.style.color = '#888'; foo.onfocus = function(){ foo.style.color = '#000'; if ( foo.value == defaultText ) { foo.value = ''; } }; foo.onblur = function(){ foo.style.color = '#888'; if ( foo.value == '' ) { foo.value = defaultText; } }; I've already tried to replace 'value' by 'innerHTML' (for IE only) but to no effect. Any suggestions? TIA

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  • ActiveXObject issue in javaScript

    - by shan.swf
    hi.. I wrote a javascript function in my html page to execute an .exe file. for this i used ActiveXObject. my function is: //~~~~~~~~~~~~~~~~~~~~~~~~~~~JavaScript~~~~~~~~~~~~~~~~ function openWin(url) { if (!document.all) { alert ("Available only with Internet Explorer."); return; } var ws = new ActiveXObject("WScript.Shell"); ws.Exec(url); } //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ It works fine but there is a alert "An ActiveX control might be unsafe to interact with other parts of the page. Do you want to allow this interaction?" comes up to confirm. If i say YES only it will get loaded. Pls anyone help me on this how to avoid this pop-up coming every time when i reload my html page.

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  • How to use Watin 64-bit with MSIE 32-bit

    - by dontomaso
    Hi, I have a C#-application running on Windows 7. I am using Watin to test some flash and quicktime movies in Internet Explorer. I am running in x64 mode due to some memory limitations I encountered in x86-mode. So I run my application which uses Watin, which starts MSIE. Watin starts the 64-bit version of MSIE. So far so good. The problem is, flash and quicktime do not seem to work in MSIE 64-bit, so testing playing of movies will not work. What must be done to run my C# application in 64-bit mode but to get Watin to run MSIE in 32-bit mode?

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  • IE8 error with Certificate

    - by Jon B
    I have installed a certificate with multiple Common Names on a Red Hat server in the jks format. The web page can be accessed with Firefox and the certificate gets imported. However, IE8 gives the error "Internet Explorer cannot display the webpage". I added the cert with MMC and its properties shows "This certificate has an nonvalid digital signature.". Also the cert doesn't have the URL of the web page in it. The cert does have a valid signature in Firefox and the URL mismatch is ignored. How can I get IE8 to accept it. This cert is required for another Application (where it works fine) and cannot be changed except to change the format. I already have it in PKCS12, jks and pem formats.

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  • java UnitilsException: Executed scripts table "PUBLIC"."DBMAINTAIN_SCRIPTS" doesn't exist yet or is invalid [closed]

    - by Philippe
    I want use Unitils for testing my JAVA program, i have following error message "UnitilsException: Executed scripts table "PUBLIC"."DBMAINTAIN_SCRIPTS" doesn't exist yet or is invalid" My table is into an DDL file, and table is not created Could you says me if dataSetStructureGenerator.xsd.dirName=src/test/resources/dataset-schema properties is still active in unitils 3.3 ? My EMPLOYEE table is not created and DBMAINTAIN_SCRIPTS not created too Where is my mistake ? My DDL file SET REFERENTIAL_INTEGRITY FALSE; SET DATABASE COLLATION "French"; SET SCHEMA PUBLIC; CREATE TABLE DBMAINTAIN_SCRIPTS (FILE_NAME VARCHAR2(150), FILE_LAST_MODIFIED_AT INTEGER, CHECKSUM VARCHAR2(50), EXECUTED_AT VARCHAR2(20), SUCCEEDED INTEGER); CREATE TABLE EMPLOYEES(ID IDENTITY NOT NULL,NAME VARCHAR(20),TITLE VARCHAR(20),SALARY DOUBLE,NI INTEGER NOT NULL) My unitils properties file # comments documenting these unitils configuration properties removed for # brevity. look for commenting in unitils-default.properties in the root of the # unitils jar if needed. unitils.modules=database,dbunit,easymock,inject unitils.module.hibernate.enabled=false unitils.module.spring.enabled=false # these placeholders are set in avaje.properties #gere la configuration DBUNIT database.driverClassName=org.hsqldb.jdbcDriver database.url=jdbc:hsqldb:mem:unitils-example database.schemaNames=PUBLIC database.userName=SA database.password= database.dialect=hsqldb # unitils will construct the test database using the ddl file found in this # directory dbMaintainer.fileScriptSource.scripts.location=src/main/resources updateDataBaseSchema.enabled=true sequenceUpdater.sequencevalue.lowestacceptable=100 dataSetStructureGenerator.xsd.dirName=src/test/resources/dataset-schema #dbMaintainer.autoCreateExecutedScriptsTable property to true

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  • Author has inserted copyright into code with gnu public license notice - implications?

    - by Nicholas Pickering
    I've found a project on Github that I'm interested in contributing to which claims to be open source and has a GPL license included with it. But the original author has added a copyright notification to each source file. I'm not sure why but I don't feel right contributing to a project that's always going to have someone else's name on it. It really breaks the community-created feel, and makes me uneasy about what the author might choose to do with the project next. What are the implications of copyrighting open source GPL code as so? What power does this give the original author over a contributor? # Copyright (C) 2012, 2013 __AUTHORNAME__ # This file is part of __PROJECTNAME__. # # __PROJECTNAME__ is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # __PROJECTNAME__ is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License

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  • Displaying local images in the web browser control

    - by RichardK9
    Hi, I am writing a Windows Forms application and am creating a report for users to view in the webBrowser control. The problem is that it does not seem to display an image which is situated on my local hard drive, it just display the "broken image" red cross symbol. The path of the image is correct and when I view the source code of the generated html in either Firefox or Chrome it works but not in Internet Explorer (which I presume it what is used for this webBrowser control). Any help would be much appreciated. Thanks, Richard.

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  • Prevent IE users from visiting my site?

    - by Paul Hatcherian
    Internet Explorer has caused me a lot of trouble over the years, between security problems, memory leaks, endless CSS and JavaScript hacks to get my site to look correct, and inconsistencies between releases, I've spent countless hours as the hapless victim of IE's idiosyncrasies. Well that ends today, I've decided to take matters into my own hands and ban all users of IE from visiting my website. That will teach them to use such a cruddy browser. My question is how best to do this? I don't want to rely on JavaScript, which could be disabled, nor the request agent string, which could be tampered with. A clever user could even temporarily switch to Firefox or Chrome just to visit my site. Ideally, I'd have a list of the IP addresses of every IE user in the world and restrict based on the IP address. The main problem I'm having, aside from getting the list in the first place, is how do I keep it updated? Thanks!

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  • JavaScript: 'foo.value' not working in IE?

    - by pete
    Hi! A few hours ago, I was instructed how to style a specific textarea with JS. The following piece of code (thanks again, Mario Menger) works like a charm in Firefox but unfortunately nothing happens in Internet Explorer (7 tested only so far). var foo = document.getElementById('HCB_textarea'); var defaultText = 'Your message here'; foo.value = defaultText; foo.style.color = '#888'; foo.onfocus = function(){ foo.style.color = '#000'; if ( foo.value == defaultText ) { foo.value = ''; } }; foo.onblur = function(){ foo.style.color = '#888'; if ( foo.value == '' ) { foo.value = defaultText; } }; I've already tried to replace 'value' by 'innerHTML' (for IE only) but to no effect. Any suggestions? TIA

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  • How to Detect IE Version on Vista and Above

    - by Charles Gargent
    I would like to detect what version IE is running on Vista and above (I am developing on 7). I currently use WMI on XP, but it appears that this is no more. I have searched for an answer and so far I have found the following solutions: Using System.Windows.Forms WebBrowser wb = new WebBrowser; wb.Version; SELECT path,filename,extension,version FROM CIM_DataFile WHERE path="\\Program Files\\Internet Explorer\\" AND filename="iexplore" AND extension="exe" AND version>"8.0" And there is probably a way of looking up in the registry. Is there must a more elegant solution to this?

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