checkbox

问题 I've a listview from the database with checkbox. My objectives is to insert the checked listview into a table and update another table based on the checked listview . Unfortunately, my SQL query did not work in the section. Here is my code to insert the checked listview into BRTR table and update rows in WORKTR table based on the checked listview: // Get Item Checked Button btnGetItem = (Button) findViewById(R.id.btnGetItem); btnGetItem.setOnClickListener(new OnClickListener() { public void

问题 So basically i want to count the number of checkboxes that are ticked. I get my code to the point where it counts them successfully, but I want to put in an alert that shows the number of checkboxes ticked, the code does this but doesn't show the total count, it increments the total every refresh. I just want to know how I can show a total count. It should display the total when the radio button 'yes' is clicked. <br />Apples <input type="checkbox" name="fruit" />Oranges <input type="checkbox

问题 When I run my app, all the checkboxes are checked in my ListView but I don't want them checked at the start. I think I didn't write onDestroy() correctly. Please help me! Here is my code: Adapter: public abstract class PlanetAdapter extends ArrayAdapter<Planet> implements CompoundButton.OnCheckedChangeListener { private List<Planet> planetList = null; private Context context = null; ArrayList<Birra> objects; private HashMap<Integer, Planet> pizzaSelected = new HashMap<>(); public boolean

问题 I want to have a listview with textview + check box. I was able to create the listview. I can capture listview item select. However when I try to capture check box select, unselect I get a null pointer exception. How to write the setOnCheckedChangeListener() for the check box.. public class LocationActivity extends Activity{ @Override protected void onCreate(Bundle savedInstanceState) { // TODO Auto-generated method stub super.onCreate(savedInstanceState); setContentView(R.layout.locationmain

问题 I've been searching all over for an example of the XML needed to setup a ListView to use a checkbox. While I've been able to find the Java code needed, the XML for the list items remains surprisingly elusive. Are there any good resources to learn how to style these listitems appropriately? When I tried modifying the base XML file I have, I got the following error: java.lang.IllegalStateException: ArrayAdapter requires the resource ID to be a TextView So I'm not sure how to create it on my own

问题 I have here a code wherein I have an array of checkbox populated with mysql data through a query. I can successfully submit the value of the checked checkbox into a table in a database. But what I want to do is to save it according to the sequence the checkbox was checked by the user. I was told that I can achieve this through javascript but unfortunately, I'm not familiar with javascript at all. If possible, can you provide steps on achieving this through PHP only? If not, can you please

问题 I need to get the value of the checkboxes when checked and unchecked and save it in database. The value is 1 if checked and 0 if unchecked, respectively. I am currently using the snippet below and it show the result i want when i alert it. But the problem comes when saving in the database. It still gets the value I have set in my checkbox E.G: value='1'. Here is my jQuery code: $(document).ready(function() { $('input[type="checkbox"]').click(function() { var val = this.type == "checkbox" ?

问题 How can I get value of checkbox in table? I want use it for in this case in order get parameter. Now, please see html table: <table id="div_func" class="table table-bordered" style="width: 100%"> <thead> <tr> <th> <input type="checkbox" id="chk_all" /></th> <th>Name</th> </tr> </thead> <tbody> <tr> <td> <input type="checkbox" class="checkbox1" id="chk" name="check[]" value="D01" /></td> <td>Banana </td> </tr> <tr> <td> <input type="checkbox" class="checkbox1" id="chk" name="check[]" value=

问题 I have been working on a little game and I encountered with this problem and I can't figure out how to solve it. Everything worked fine until I put a checkBox on the form. How can I reach that to use the checkBox and the control at the same time and not to break the control loop with the checkBox. Here is my code: using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading

问题 I have a solution who worked fine from 3 month, versioned and not modified. Today, i run the solution, i get this : Remarque 1 : i never override "OnCtlColor" or inherite base classe (CFormview) or something like that. Remarque 2 : i don't have this problem in "Release" mode Thanks. 来源： https://stackoverflow.com/questions/59140834/mfc-focus-rectangle-of-check-box-or-radio-button-blackened-in-a-cformview