buttonclick

问题 My idea, in app, there are two views , one is editText and another is submit button , when click editText , some pre-set characters will be pasted into the editText , and then click submit button to send these characters. For now, half work done is done. Pre-set characters can be pasted into editText field, but still need click submit button manually. so another half work is if or not when editText being filled, submit button will be clicked automatically. can I set submit button on soft

问题 Can someone please put a working code example of button.performClick() assigned to a OnClickListener . The following code which I have used returns false for button.performClick() - myButton.performClick() myButton.setOnClickListener ( new View.OnClickListener() { @Override public void onClick ( View view ) { ............. } }); 回答1: button.performClick() should be myButton.performClick(); then you should exec it after you register the OnClickListener for your myButton myButton

问题 I am new to iPhone Developer. i want to do navigate to new page with animation but i am unable to navigate to new page, Here is my code snippet, UIButton *Planbtn = (UIButton *)[self.view viewWithTag:1]; [Planbtn addTarget:self action:@selector(btnClicked) forControlEvents:UIControlEventTouchUpInside]; .. -(void)btnClicked{ NSLog(@"btnClicked"); PlanPage *yourViewController = [[PlanPage alloc] initWithNibName:@"PlanPage" bundle:[NSBundle mainBundle]]; [self.navigationController

问题 I was Developing an Web application which contains a Data Grid nested with another Data Grid.Where as the Child Data Grid Contains a Button At the End of Each Parent Grid as Shown below:- What i want is I need to know on Button Click Which Button is clicked. Here is my aspx code: <asp:DataGrid ID="dgparent" runat="server" BorderWidth="1px" BorderColor="#FE9B00"> <Columns> <asp:TemplateColumn> <ItemTemplate> <asp:DataGrid ID="dgchild" runat="server" > <Columns> <asp:BoundColumn DataField="ID"

问题 I have a problem with the button id "btn_scansiona" once I click on it the following traceback is trigged: java.lang.IllegalStateException: Could not find method onButtonClick(View) in a parent or ancestor Context for android:onClick attribute defined on view class android.support.v7.widget.AppCompatButton with id 'btn_scansiona' at android.support.v7.app.AppCompatViewInflater$DeclaredOnClickListener.resolveMethod(AppCompatViewInflater.java:325) at android.support.v7.app.AppCompatViewInflater

问题 I'm new to JavaScript/jQuery so could do with some assistance here. I have the following inputs in a form: <div class="form-group"> <button type="button" class="btn btn-default navbar-btn" data-toggle="button tooltip" data-placement="right" title="Use your exact location" name="geoloc" id="geoloc"> <li class="icon-screenshot"></li> </button> </div> <div class="form-group"> <input type="text" class="form-control" placeholder="Address" name="address" id="address"> <input name="lat" type="hidden

问题 I have a button that has a complex API call. So I put that portion of code in Task Factory. I set the visibility of Progress Bar accordingly. But on the click, the progress bar doesnt get visible. Dont know where I am going wrong! private RelayCommand<string> _selectGenderCommand; public RelayCommand<string> SelectGenderCommand { get { return _selectGenderCommand ?? (_selectGenderCommand = new RelayCommand<string>( p => { ProgressBarVisibility = Visibility.Visible; Utilities utility = new

问题 Should be fairly simple but I'm lost and all searches result in non-specific answers that don't directly relate to my issue. Button, border is black but apparently, the "depressed" feel is achieved by changing the border color to black so when I do click the button, it feels "dead". Nothing happens, so it's hard to tell if you miss-clicked or what. How do you change the "onclick" border color? That way, it can get that "depressed" look again. .addButton { border-color:black; border-width:1px;

问题 I have a ListView . on click of a list item I start a Activity . Now I have added a Button on that ListView and onclick of a button I want to start a another activity. After adding a Button, I can click on the button and start a Activity but now I can not click a list item. What happened to listview's item click ?? 回答1: Read this excellent blog post: Focus problems with list rows and ImageButtons Essentially you should add the following to your root layout element in the row-item xml. android

问题 I have made a program of simple alert box in android.now i have to put two buttons "OK" and "cancel" but when i run the program it only shows ,the "cancel" button...my code is as below: Main.java public class MainActivity extends Activity { Button btn; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); btn = (Button)findViewById(R.id.button); final AlertDialog alertDialog = new AlertDialog.Builder(this)