gridview

问题 The GridView in ASP.NET 2.0 is trimming the leading spaces from data coming from a SQLServer database. I have yet to find a way to keep it from doing that. The data in this particular view is being edited to remove such spaces, but only upon editing the row can any leading spaces be seen, meaning, at present, each row will have to be touched. With 12,000+ rows, that's a little much. What little I've found on Google has mainly be concerned with trimming leading spaces. Is there a way to force

问题 I'm trying to make a custom gridview in WPF but I just realized that as this link says: The GridViewHeaderRowPresenter class performs layout for the column headers in a GridView and places an additional column header at the end to add space and because of the additional column header at the end, there's an extra column to the right of the last column. so I was wondering if I can modify it, please refer to this image below My questions are: Is there anyway I can remove the 'A' part from the

问题 i have a gridview in which i am using checkbox in each row. i am trying to access checkbox of each row and trying to find out which checkboxes have been checked.buut when i try to run the below code.the condition always stands to be false and the inner if condition is never reached by the code.kindly help me.thanks in advance. protected void btn_3id_Click(object sender, EventArgs e) { string str = ""; string srr = ""; for (int i = 0; i < GridView1.Rows.Count;i++ ) { CheckBox chk = (CheckBox

问题 When I click the "Update" button in the gridview, it fire the RowUpdating event, but it returns a error "Index was out of range. Must be non-negative and less than the size of the collection. Parameter name: index" The following is the vb code: Protected Sub GridView1_RowUpdating(ByVal sender As Object, ByVal e As GridViewUpdateEventArgs) If e.RowIndex >= 0 Then Dim row As GridViewRow = DirectCast(Gridview1.Rows(e.RowIndex), GridViewRow) Dim Col1_SL As CheckBox = DirectCast(row.FindControl(

问题 Is it possible to populate asp.net GridView with data and operate on those data without dataBinding, as it is possible with Winforms DataGridView? 回答1: You can set the data source to a datatable that you can build up in code with whatever you like. var table = new DataTable(); table.Columns.Add("Column1"); table.Columns.Add("Column2"); var row = table.NewRow(); row["Column1"] = "test"; row["Column2"] = "test2"; table.Rows.Add(row); GridView.DataSource = table; GridView.DataBind(); You can

问题 I was adding my own button to GridView for Delete functionality. However it seems I can't get to set it properly. <asp:Button ID="btnDelete" runat="server" Text="Delete" CommandName="BtnEditDelete" CommandArgument="<%# DataBinder.Eval(Container.DataItem, "empID", "{0}") %>"/> Error Shown: Server tag not well formed Line 36: CommandName="BtnEditDelete" CommandArgument="<%# DataBinder.Eval(Container.DataItem, "empID", "{0}") %>"/> Which property have I set wrongly ? 回答1: try this <asp:Button ID

问题 I need a grid view with imageView, editText and textView in each field, and finally one button below I try many codes, but the main problem is that button copies in each field of gridview too. unless I dont mention it in my code! here is code of getView: public View getView(int position, View convertView, ViewGroup parent) { // TODO Auto-generated method stub View v; if(convertView==null){ LayoutInflater inflater = ((Activity)context).getLayoutInflater(); v= inflater.inflate(R.layout.gridview

问题 Is there any solution to save filters (in session) so user can see "last used filters" when he come back? Please link in manual or docs, or your code. I found nothing searching this question. 回答1: This is somewhat a hack, but this saves filter, page and sorting for me. Place this in your Controller, assuming your Model is called Customer : $searchModel = new CustomerSearch(); $params = Yii::$app->request->queryParams; if (count($params) <= 1) { $params = Yii::$app->session['customerparams'];

问题 So I have a specific folder in external storage, and I want to show all .jpg pictures from that folder into a gridview, i'm following this tutorial and it's fine but it gets pictures from res/drawable when i need to get them from sd-card, I read all examples and tutorials about this problem but most of it are toooooo old and inapplicable for kotlin, any help is appreciated 回答1: As documented Here you can read the file in a byte array form like this fun main(args: Array<String>) { val file =

问题 This question already has answers here : uwp win10 Listview SelectedItem Style (3 answers) Closed 3 years ago . I want to change the selection style or color of the gridview item. when an item is selected, I want to show a thicker border or a highlight color or any type of change like that. what is the simplest way to achieve this 回答1: Please check this example: I have my page like this: <Page x:Class="App3.MainPage" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x=