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  • Flash Builder 4: Call main function from a component function

    - by hyper
    i try to make a login sistem in flex, and my app looks like this: i have a main.mxml. when the app loads, a function named "start" is called. it verifies if the user is logged in or not. if "true" the user is redirected to a dashboard, if "false", a component named login is loaded. my login.mxml component has 2 input boxes (user & pass) and a "Submit" button. when the button is pressed a function named "send_login" sends the user and the pass values to the server. My problem sounds like this: when i press the Submit button in my login component, after user and pass are sended... i want to call again the "start" function from my main.mxml to check again if the user is logged in or not... i need some kind of as2 "_root" this is how my code looks: main.mxml public function start():void { currentState="Start"; loginstatus(); } login.mxml private function send_login(event:Event):void { ... bla bla send user and pass.... scriptLoader.addEventListener(Event.COMPLETE, handleLoadSuccessful); } private function handleLoadSuccessful(evt:Event):void { trace("Data sent."); start(); <-- HERE i want to call the function from main.mxml } any help is welcomed!

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  • Origin null is not allowed by Access-Control-Allow-Origin

    - by JIGGABITS
    I'm currently working with the SoundCloud API and would like to have a track embed when a button is clicked. I get two errors: XMLHttpRequest cannot load http://soundcloud.com/oembed.json?url=http%3A%2F%2Fapi.soundcloud.com%2Ftracks%2F48419073. Origin null is not allowed by Access-Control-Allow-Origin. AND Uncaught TypeError: Cannot read property 'html' of null Here is my code: <button onclick="getPopular()">+1</button> <div id="track"></div> <script src="http://connect.soundcloud.com/sdk.js" type="text/JavaScript"></script> <script type="text/JavaScript"> SC.initialize({ client_id: "**************", }); var getPopular = function() { SC.get("/tracks", {limit: 1}, function(tracks) { var track = tracks[0]; alert("Latest track: " + track.title); SC.oEmbed(track.uri, document.getElementById("track")); }); }; </script> I use an alert in my code to let me know that it is actually taking information from the SoundCloud API. I'm just not sure what else is preventing it from embedding. Thanks, ahead of time, or looking at my question. jiggabits

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  • SubSonic 3 screws up selecteditem?

    - by SteveCav
    If you have a moment, please try this: -Download Subsonic 3. -Start a new proj and add SS's ActiveRecord templates. -Point it to any SQL Server DB and generate the classes. -Add a WPF project. -Create a window and add a combobox or listbox. -Set the ItemsSource from the SS DAL, and format it how you wish. -Add a button that will show you some value from the SelectedItem (using messagebox, console, whatever). -Run the project. -Click on the third item in the list. -Click on the second item in the list. -Click on the button. When I do that, the button gives me the value of the THIRD item, not the second. In other words, once the SelectedItem is set the first time it STAYS, no matter which item is subsequently highlighted on the screen. This is happening to me whatever control I use (combobox, listbox, even datagrid) and it ONLY happens with Subsonic Activerecord objects. If I write my own POCOs with identical properties and bind a list of them instead, the controls behave as expected. Does this happen to you? Any ideas?

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  • dialing on iphone/ipod touch not working with documented procedures

    - by dave
    I'm trying to set up an iphone app to the phone number of a various sports store using the tel:// url passing method- I am developing on an ipod touch- usually on the touch you see the error message "Unsupported URL - This URL wasn't loaded tel://99887766" when you try and dial a number. I cant get this message to appear on the simulator or the ipod touch. do I need to do some sort of fancy signing before the app will dial properly? I am using this code: [[UIApplication sharedApplication] openURL:[NSURL URLWithString:[NSString stringWithFormat:@"tel:%@", [selectedBar phoneNumber]]]]; and I've tried adding the slashes: [[UIApplication sharedApplication] openURL:[NSURL URLWithString:[NSString stringWithFormat:@"tel://%@", [selectedBar phoneNumber]]]]; but neither work. I have also tried this way: [[UIApplication application] openURL:[NSURL URLWithString:@"tel://99887766"]]; and this way: NSMutableString *phone = [[@"+ 12 34 567 89 01" mutableCopy] autorelease]; [phone replaceOccurrencesOfString:@" " withString:@"" options:NSLiteralSearch range:NSMakeRange(0, [phone length])]; [phone replaceOccurrencesOfString:@"(" withString:@"" options:NSLiteralSearch range:NSMakeRange(0, [phone length])]; [phone replaceOccurrencesOfString:@")" withString:@"" options:NSLiteralSearch range:NSMakeRange(0, [phone length])]; NSURL *url = [NSURL URLWithString:[NSString stringWithFormat:@"tel:%@", phone]]; [[UIApplication sharedApplication] openURL:url]; No matter what i do i can't get any response from the simulator / ipod touch that it is dealing with a phone number- When I press the button associated with this code, it doesnt crash, it's like its processed it and decided not to do anything. i even put an NSLog(@"button called"); in just before the code to confirm the button was working, which it is.

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  • Registering a Named Function as a Listener with Jquery

    - by Marcus
    I'm new to javascript/jquery and I've done some poking around the web, but I can't figure out why the following is invalid: var toggleSection = function(sectionName) { // Do some Jquery work to toggle stuff based on sectionName string // (concatenate sectionName with other text to form selectors) }; $('#togglecont1').click(toggleSection("container1")); Is there something obvious I'm missing? Thanks in advance.

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  • Custom keys with NERDComment plugin and remapped Leader?

    - by Paul Wicks
    I'm trying to set up the NERDComment plugin in vim, but I'm having some trouble with the keys. I'd like to set the basic toggle functionality (comment a line if it's uncommented, uncomment if it's commented) to be c. The problem is that I've remapped the Leader to be ,, which is the same key that NERD wants for all of it's hotkeys. Anyone have any idea as to how to set this up?

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  • Replacing text inside textarea without focus

    - by asker
    I want to replace selected text(or insert new text after cursor position if nothing is selected). The new text is entered from another textbox. I want to be able to insert new text without clicking first (focusing) in the textarea. meaning: first select text to replace inside textarea, then enter new text into the textbox and click the button. <textarea id='text' cols="40" rows="20"> </textarea> <div id="opt"> <input id="input" type="text" size="35"> <input type="button" onclick='pasteIntoInput(document.getElementById("input").value)' value="button"/> </div> function pasteIntoInput(text) { el=document.getElementById("text"); el.focus(); if (typeof el.selectionStart == "number"&& typeof el.selectionEnd == "number") { var val = el.value; var selStart = el.selectionStart; el.value = val.slice(0, selStart) + text + val.slice(el.selectionEnd); el.selectionEnd = el.selectionStart = selStart + text.length; } else if (typeof document.selection != "undefined") { var textRange = document.selection.createRange(); textRange.text = text; textRange.collapse(false); textRange.select(); } } Online example: link text

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  • Why function Ellipse(...) are needed twice here to draw an ellipse?

    - by John Son
    MFC: I read this code which is to draw an ellipse (not solid interior), but I cannot understand why function "pDC-Ellipse(...)" is needed twice here? CDC *pDC=GetDC(); CPen pen; CBrush brush; getpen(pen,pDC,col,bol); if(do_what>=DRAW_LINE&&do_what<=DRAW_RRECT){ p->p[0]=start; p->p[1]=end; if(sol==1){ getbrush(brush,pDC,col); } if(do_what==DRAW_LINE){ pDC->MoveTo(start); pDC->LineTo(end); } else if(do_what==DRAW_ELLIPSE||do_what==DRAW_CIRCLE){ pDC->SetROP2(R2_NOT); assist=start; if(do_what==DRAW_CIRCLE){ assist.y=end.y-end.x+start.x; } pDC->Ellipse(start.x,assist.y,end.x,end.y); pDC->SetROP2(R2_COPYPEN); if(sol==0){ pDC->SelectStockObject(NULL_BRUSH); } if(do_what==DRAW_CIRCLE){ assist.y=point.y-point.x+start.x; } pDC->Ellipse(start.x,assist.y,point.x,point.y); end=point; } } If I remove the first one, the ellipse will be black solid inside. If I remove the second one, the ellipse will never be drawn but disappears when left mouse button is up. the dialog: when moving mouse: mouse moving when mouse button pops: mouse button pops Besides, what color of CBrush is if I use "CBrush brush; pDC-Ellipse(start.x,assist.y,end.x,end.y);"

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  • AJAX.NET __doPostBack changes other content

    - by Raul
    Hi. I have an application where a javascript reads the GPS location of the device and sends it to serverside script like this: f() { var initialLocation= Someshit(); document.getElementById('<% = text.ClientID %>').value=initialLocation; var button = document.getElementById('<% = Button4.ClientID %>'); button.click(); } And i have some AJAX.NET code: <asp:UpdatePanel ID="UpdatePanel1" runat="server"> <ContentTemplate> <asp:Button ID="Button4" runat="server" Text="PlaceHolder" onclick="Button4_Click"/> <asp:TextBox ID="text" runat="server"></asp:TextBox> </ContentTemplate> </asp:UpdatePanel> And a bit further down <asp:UpdatePanel ID="UpdatePanel2" runat="server"> <ContentTemplate> <div> <some divs and asp:gridviews and god knows what > </div> <ContentTemplate> </asp:UpdatePanel> The problem is that the the last divs inner content changes when the event of UpdatePanel1 has finished. Why is that? I don't want the content outside of UpdatePanel1 to be changed whenever UpdatePanel1 is doing its thing. Please help.

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  • Is there a way to disable a label?

    - by Mike
    I am using an asp radio button group to list out answers in a form. Here is an example of the structure (I know the text doesn't make sense, bare with me). <asp:RadioButtonList id="Q2" runat="server"> <asp:ListItem Text="Go to <a target='_blank' href='http:www.google.com'>Google</a>" Value="a"></asp:ListItem> <asp:ListItem Text="Go to <a target='_blank' href='http:www.yahoo.com'>Yahoo</a>" Value="a"></asp:ListItem> </asp:RadioButtonList> So I want to be able to click on the links and not have the radiobutton associated with it become selected. In IE it works fine but in Firefox the radio button will be selected when i click on the link. I don't really need the label to actually select the proper radio button so is there a way to just disable them either in javascript or somewhere in the asp or C# code?

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  • Float a div in top right corner without overlapping sibling header

    - by Maxime R.
    Having a div and a h1 inside a section, how do i float the div in the top right corner without overlapping the text of the header ? The HTML code is the following: <section> <h1>some long long long long header, a whole line, 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6</h1> <div><button>button</button></div> </section> I tried an absolute position relative to the parent but the text is overlapped, http://jsfiddle.net/FnpS8/2/ Using this CSS code: section { position: relative; } h1 { display: inline; } div { position: absolute; top: 0; right: 0; } I tried floating the div to the right but it doesn't remain in the top right corner, http://jsfiddle.net/P6xCw/2/ Using this CSS code: h1 { display: inline; } div { float: right; } ? I know there is a lot of similar questions but I couldn't find one solving this case.

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  • slot function not getting called

    - by chappar
    I am learning QT and trying out some examples. I am trying to make a dialog that disappears a label when a button is pressed and makes it appear when the same button is pressed again. Below is the code. #include <QApplication> #include <QPushButton> #include <QLabel> #include <QDialog> #include <QObject> #include <QHBoxLayout> int main(int argc, char ** argv) { QApplication app(argc, argv); QDialog *dialog = new QDialog; QPushButton *testButton = new QPushButton(QObject::tr("test")); QLabel * testLabel = new QLabel (QObject::tr("test")); QHBoxLayout * layout = new QHBoxLayout; layout->addWidget(testButton); layout->addWidget(testLabel); QObject::connect(testButton, SIGNAL(toggled(bool)), testLabel, SLOT(setVisible(bool))); dialog->setLayout(layout); dialog->show(); return app.exec(); } It is not working. Whenever i press the test button nothing happens. But if i change the signal slot connections as QObject::connect(testButton, SIGNAL(clicked(bool)), testLabel, SLOT(setVisible(bool))); it makes the label disappear. So, why it is not working with signal "toggled". What i am guessing is, it is not able to find that signal. Can you guys throw some light?

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  • How to resize table via javascript in IE?

    - by MartyIX
    I've got this table: <table id="correctness" style="overflow: hidden;"> <tr><td style="overflow: hidden;"> <div id="correctness-message"></div> <span class="hide"> <button type="button" class="hide" onclick="new DisplayEffect('correctness').Hide(500);">Hide</button> </span> </td> </tr> </table> and a function for resizing the table: function resize(element, size) { element.style.height = size + "px";}; which is called for a certain amount of time (e.g. 1 second) with the ID of table (i.e. "correctness") in order to resize the table from zero height to its full height. This code works in Firefox and Chrome but it doesn't work in IE8. What it does is that it displays right away whole table even thought the height set in "resize" method is much lower. It seems that the cell sets the height of parent table and not the other way around. Is it possible to change the behaviour? I like changing the height of the table better because I can set visibility of the table easily. Thanks for any help!

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  • Android - I can't make a widget clickable to launch an intent

    - by Daniele
    Hi all. I am new to Android development. I have developed a very simple widget that was meant to interact with the user via an ImageButton. What I am trying to do now is as follows. When a user taps the button (after adding the widget to their home screen), I want the phone to dial a certain telephone number. A sort of speed dial for your home screen. Unfortunately when I tap the button nothing happens. This is the body of my SpeedDialAppWidgetProvider.onUpdate method: Log.d("", "beginning of onUpdate"); final int N = appWidgetIds.length; for (int i=0; i<N; i++) { int appWidgetId = appWidgetIds[i]; Log.d("", "dealing with appWidgetId: " + appWidgetId); // Create an Intent to launch ExampleActivity Intent dialIntent = new Intent(Intent.ACTION_CALL, Uri.parse("tel:1234567")); PendingIntent pendingIntent = PendingIntent.getActivity(context, 0, dialIntent, 0); Log.d("", "pendingIntent classname " + pendingIntent.getClass().getName()); // Get the layout for the App Widget and attach an on-click listener to the button RemoteViews remoteViews = new RemoteViews(context.getPackageName(), R.layout.speed_dial_appwidget); remoteViews.setOnClickPendingIntent(R.id.dial_icon, pendingIntent); Log.d("", "remoteViews classname " + remoteViews.getClass().getName()); // Tell the AppWidgetManager to perform an update on the current App Widget appWidgetManager.updateAppWidget(appWidgetId, remoteViews); Log.d("", "end of onUpdate"); I can see the method is called and the result of the logging makes sense. The speed_dial_appwidget.xml file is like this: <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" androidrientation="vertical" android:layout_width="wrap_content" android:layout_height="wrap_content" > <ImageButton id="@+id/dial_icon" android:src="@drawable/speed_dial" android:layout_width="wrap_content" android:layout_height="wrap_content"/> </LinearLayout> Can you please help me with this? Thanks in advance, Dan

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  • How do I program hardware?

    - by Arlen Beiler
    What would I need to program a piece of hardware to do something for me? Let's say I have something with 15 relays (or equivalent) and I want to tell it to turn off relay 10. Or better yet, when sensor 10 is activated, toggle relay 10.

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  • WPF and events from dynamically created controls

    - by OKB
    Hi, I need some help to implement a common behavior in some controls. In my WPF application, I have a main form that contains a panel and a button: Ok The button will run a Save method when clicked.The Save method reads some data from the form and saves the data to a database. The panel is populated with dynamically created controls (such as textbox, dropdownlists, etc). The main form instantiates a MainViewModel class. This MainViewModel class instantiates a class called UIFactory. So we have 3 levels here. In the UIFactory class the controls is being created. The Panel from the main form is sent as a parameter to a method in the MainModelView class called GenerateUI. This GenerateUI method in the MainViewModel class calls a GenerateControls method on the UIFactory class that takes the same panel as a parameter. The GenerateControls method in the UIFactory class then adds dynamically created controls on the panel. What I want to achieve is that whenever the user hits ENTER when he is typing in one of those dynamically created controls e.g a textbox, I want that behavior to be the same as clicking on the button in my main form. But how do I do that? I thought of implementing Routed events on my controls, but I can't figure out how to do it. Could you please advise me on how to achieve my goal? Best Regards, OKB

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  • jQuery: preventDefault() not working on input/click events?

    - by Jason
    I want to disable the default contextMenu when a user right-clicks on an input field so that I can show a custom contextMenu. Generally speaking, its pretty easy to disable the right-click menu by doing something like: $([whatever]).bind("click", function(e) { e.preventDefault(); }); And in fact, I can do this on just about every element EXCEPT for input fields in FF - anyone know why or could point me towards some documentation? Here is the relevant code I am working with, thanks guys. HTML: <script type="text/javascript"> var r = new RightClickTool(); </script> <div id="main"> <input type="text" class="listen rightClick" value="0" /> </div> JS: function RightClickTool(){ var _this = this; var _items = ".rightClick"; $(document).ready(function() { _this.init(); }); this.init = function() { _this.setListeners(); } this.setListeners = function() { $(_items).click(function(e) { var webKit = !$.browser.msie && e.button == 0; var ie = $.browser.msie && e.button == 1; if(webKit||ie) { // Left mouse...do something() } else if(e.button == 2) { e.preventDefault(); // Right mouse...do something else(); } }); } } // Ends Class

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  • dynamically created controls and responding to control events

    - by Dirk
    I'm working on an ASP.NET project in which the vast majority of the forms are generated dynamically at run time (form definitions are stored in a DB for customizability). Therefore, I have to dynamically create and add my controls to the Page every time OnLoad fires, regardless of IsPostBack. This has been working just fine and .NET takes care of managing ViewState for these controls. protected override void OnLoad(EventArgs e) { base.OnLoad(e); RenderDynamicControls() } private void RenderDynamicControls(){ //1. call service layer to retrieve form definition //2. create and add controls to page container } I have a new requirement in which if a user clicks on a given button (this button is created at design time) the page should be re-rendered in a slightly different way. So in addition to the code that executes in OnLoad (i.e. RenderDynamicControls()), I have this code: protected void MyButton_Click(object sender, EventArgs e) { RenderDynamicControlsALittleDifferently() } private void RenderDynamicControlsALittleDifferently() (){ //1. clear all controls from the page container added in RenderDynamicControls() //2. call service layer to retrieve form definition //3. create and add controls to page container } My question is, is this really the only way to accomplish what I'm after? It seems beyond hacky to effectively render the form twice simply to respond to a button click. I gather from my research that this is simply how the page-lifecycle works in ASP.NET: Namely, that OnLoad must fire on every Postback before child events are invoked. Still, it's worthwhile to check with the SO community before having to drink the kool-aid. On a related note, once I get this feature completed, I'm planning on throwing an UpdatePanel on the page to perform the page updates via Ajax. Any code/advice that make that transition easier would be much appreciated. Thanks

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  • .NET WebBrowser control with Adobe SVG Viewer

    I'm having problems with SVG files loading in a .NET 2.0 WebBrowser control. If I create a new WinForms application project, drag a WebBrowser control and a button onto the Form1.cs design surface, and add a line to the button's on-click handler to set the Url property of the WebBrowser control to an SVG file, I get two IE script errors at runtime (as in, the dialog you get when there is a Javascript problem). The only line of code I'm writing is therefore: webBrowser1.Url = new Uri(@"http://wiki.allegro.cc/pub/f/fb/Grozilla.svg"); This SVG file loads fine if I browse directly to the link with IE; the errors I get via my test app are: line 2, char 1, error: Invalid character, followed by line 1, char 1, error: Object expected (assuming I answer yes to the prompt to 'continue running scripts on this page'). I'm using IE 7.0.5730.13, Adobe SVG Viewer 3.03 build 94, Visual Studio 2008. Can anyone replicate this? Has anyone seen it/got any idea how to fix it? (edit: previously setting the URL in the constructor for the purposes of the example, but this raised the question of whether or not the control had finished initialising, so have changed the example to use a button - the problem still occurs. This bug originally appeared in production code so the example program I wrote was an attempt to isolate the issue and reproduce it as simply as possible.) (edit 2: having tested on several different machines, this problems seems to be related to IE7 - run IE6, and everything works fine.)

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  • PackageManager: Not granting permission

    - by scott
    Im trying to force my phone to go to sleep as soon as i turn my screen off, but whenever i install with adb, packagemanager informs me that it wont grant the permission i need, so my service throws an exception. I was able to install another app called power save mode toggle which has the same permission, and it seems to work, so i should be able to get this to work, right?

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  • asp.net membership create user error

    - by nitroxn
    Hi, I encountered an issue while creating users using the asp.net user membership. The membership provider configuration is as follows- The error generated by ASP.net configuration application is as follows- An error was encountered. Please return to the previous page and try again. The following message may help in diagnosing the problem: Exception has been thrown by the target of an invocation. at System.RuntimeMethodHandle._InvokeMethodFast(IRuntimeMethodInfo method, Object target, Object[] arguments, SignatureStruct& sig, MethodAttributes methodAttributes, RuntimeType typeOwner) at System.RuntimeMethodHandle.InvokeMethodFast(IRuntimeMethodInfo method, Object target, Object[] arguments, Signature sig, MethodAttributes methodAttributes, RuntimeType typeOwner) at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture, Boolean skipVisibilityChecks) at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture) at System.Web.Administration.WebAdminMembershipProvider.CallWebAdminMembershipProviderHelperMethodOutParams(String methodName, Object[] parameters, Type[] paramTypes) at System.Web.Administration.WebAdminMembershipProvider.CreateUser(String username, String password, String email, String passwordQuestion, String passwordAnswer, Boolean isApproved, Object providerUserKey, MembershipCreateStatus& status) at System.Web.UI.WebControls.CreateUserWizard.AttemptCreateUser() at System.Web.UI.WebControls.CreateUserWizard.OnNextButtonClick(WizardNavigationEventArgs e) at System.Web.UI.WebControls.Wizard.OnBubbleEvent(Object source, EventArgs e) at System.Web.UI.WebControls.CreateUserWizard.OnBubbleEvent(Object source, EventArgs e) at System.Web.UI.WebControls.Wizard.WizardChildTable.OnBubbleEvent(Object source, EventArgs args) at System.Web.UI.Control.RaiseBubbleEvent(Object source, EventArgs args) at System.Web.UI.WebControls.Button.OnCommand(CommandEventArgs e) at System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument) at System.Web.UI.WebControls.Button.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) at System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) at System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

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  • Dynamically created controls and the ASP.NET page lifecycle

    - by Dirk
    I'm working on an ASP.NET project in which the vast majority of the forms are generated dynamically at run time (form definitions are stored in a DB for customizability). Therefore, I have to dynamically create and add my controls to the Page every time OnLoad fires, regardless of IsPostBack. This has been working just fine and .NET takes care of managing ViewState for these controls. protected override void OnLoad(EventArgs e) { base.OnLoad(e); RenderDynamicControls() } private void RenderDynamicControls(){ //1. call service layer to retrieve form definition //2. create and add controls to page container } I have a new requirement in which if a user clicks on a given button (this button is created at design time) the page should be re-rendered in a slightly different way. So in addition to the code that executes in OnLoad (i.e. RenderDynamicControls()), I have this code: protected void MyButton_Click(object sender, EventArgs e) { RenderDynamicControlsALittleDifferently() } private void RenderDynamicControlsALittleDifferently() (){ //1. clear all controls from the page container added in RenderDynamicControls() //2. call service layer to retrieve form definition //3. create and add controls to page container } My question is, is this really the only way to accomplish what I'm after? It seems beyond hacky to effectively render the form twice simply to respond to a button click. I gather from my research that this is simply how the page-lifecycle works in ASP.NET: Namely, that OnLoad must fire on every Postback before child events are invoked. Still, it's worthwhile to check with the SO community before having to drink the kool-aid. On a related note, once I get this feature completed, I'm planning on throwing an UpdatePanel on the page to perform the page updates via Ajax. Any code/advice that make that transition easier would be much appreciated. Thanks

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  • Javascript: Adding selected text to an array

    - by joeybaker
    My goal: each time a user selects text, and clicks a button, that text gets added to an array. The problem: each time the button is pressed, the all objects of the array get overridden with the currently selected text. I'd really appreciate help changing the behavior so that the selected text doesn't override all previous array items. <script type="text/javascript"> var selects = new Array(); selects.push("1"); function getSelText() { var i = 0; while (i<1) { var txt = [null]; var x = 0; if (window.getSelection) { txt[x] = window.getSelection(); } else if (document.getSelection) { txt[x] = document.getSelection(); } else if (document.selection) { txt[x] = document.selection.createRange().text; } else return; selects.push(txt); x++; i++; }; document.menu.selectedtext.value = selects; } </script> <form class="menu" name="menu"> <input type="button" value="highlight" class="highlightButton" onmousedown="getSelText()"/> <textarea name="selectedtext" rows="5" cols="20"></textarea> </form> <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>

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  • Has form post behavior changed in modern browsers? (or How are double clicks handled by the browser)

    - by Alex Czarto
    Background: We are in the process of writing a registration/payment page, and our philosophy was to code all validation and error checking on the server side first, and then add client side validation as a second step (un-obstructive jQuery). We wanted to disable double clicks server side, so we wrote some locking, thread-safe code to handle simultaneous posts/race conditions. When we tried to test this, we realized that we could not cause a simultaneous post or race condition to occur. I thought that (in older browsers anyway) double clicking a submit button worked as follows: User double clicks submit button. Browser sends a post on the first click On the second click, browser cancels/ignores initial post, and initiates a second post (before the first post has returned with a response). Browser waits for second post to return, ignoring initial post response. I thought that from the server side it looked like this: Server gets two simultaneous post requests, executes and responds to them both (unaware that no one is listening to the first response). From our testing (FireFox 3.0, IE 8.0) this is what actually happens: User double clicks submit button Browser sends a post for the first click Browser queues up second click, but waits for the response from the first click. Response returns from first click (response is ignored?). Browser sends a post for the second click. So from a server side: Server receives a single post which it executes and responds to. Then, server receives a second request wich it executes and responds to. My question is, has this always worked this way (and I'm losing my mind)? Or is this a new feature in modern browsers that prevents simultaneous posts to be sent to the server? It seems that for server side double click prevention, we don't have to worry about simultaneous posts or race conditions. Only need to worry about queued up posts. Thanks in advance for any feedback / comments. Alex

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  • a selective dual command binding converter in WPF?

    - by Jippers
    I'll start off and say I am not using the MVVM pattern for my WPF app. Please forgive me. Right now I have a data template with two buttons, each binds to a different command on the CLR object this data template represents. Both use the same command parameter. Here's an example of the buttons. <Button x:Name="Button1" Command="{Binding Path=Command1}" CommandParameter="{Binding Path=Text, ElementName=TextBox1}" /> <Button x:Name="Button2" Command="{Binding Path=Command2}" CommandParameter="{Binding Path=Text, ElementName=TextBox1}" /> I would like to refactor this into a single button that can perform either command based on a user setting like a boolean in Settings.settings. I don't have access to refactoring the CLR object itself. Also this is a Data Template there isn't codebehind for me to work with. My take is that a converter would be the best bet, but I don't know how I would put that together. The converter would need to take in the CommandParameter, as well as the DataContext so it knows which object to execute the Commands on. Can someone lend me a hand with this? Thanks in advance.

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