user-controls

问题 Currently I'm generating UserControls as follows in an abstract base class so they are available for any other pages that implement the base class: // doc is an XML file that may or may not contain a TopStrapline node var pageControls = new { TopStrapline = (from strap in doc.Elements("TopStrapline") select new TopStrapline { StraplineText = (string)strap.Attribute("text") }).FirstOrDefault(), // loads of other UserControls generated from other nodes }; // if there's a StrapLine node, I want

问题 I have three projects in my solution: My main WPF Application which contains a MainWindow + MainViewModel UserControl Library with a UserControl ( ConfigEditorView ) UIProcess class with the ViewModel for the UserControl ( ConfigEditorViewModel ) In my MainWindow I want to use the UserControl with the ViewModel of UIProcess. First I set the UserControl in my MainWindow : <TabItem Header="Editor"> <Grid> <cel:ConfigEditorView DataContext="{Binding ConfEditModel, NotifyOnSourceUpdated=True,

问题 In one project I have an Editor Class: namespace TestXamlInherit234 { public class CustomerEditor : BaseEditor { public CustomerEditor() { TheMessage.Text = "changed222"; } } } which inherits from a WPF User Control in another project : using System.Windows.Controls; namespace Core { public partial class BaseEditor : UserControl { public TextBlock TheMessage { get { return TheMessage2; } } public BaseEditor() { InitializeComponent(); } } } <UserControl x:Class="Core.BaseEditor" xmlns="http:/

问题 I have created a UserControl which has a picture and two labels: labelName labelUsername I have also created a DataSet and DataTable which gets the data from a SQL CE database. This bit is working fine as I managed to loop through all the DataTable rows and display the information in a MessageBox. Now I want to display the UserControl in a FlowLayoutPanel for all rows in the DataTable and populate the two labels with the Name and Username values from the DataTable. This is where I am stuck as

问题 I have two xaml file one is MainWindow.xaml and other is userControl EditTaskView.xaml . In MainWindow.xaml it consists of listbox and when double clicked any item of listbox, it displays other window (edit window) from EditView userControl. I am trying to animate this userControl everytime whenever any item from the listbox is double clicked. I added some animation in userControl however the animation only gets run once. How can i make my animation run everytime whenever any item from the

问题 I have a Winform with an elementHost in it to contain a WPF UserControl. What I need, is to do something when the mouse enters the elementHost, not the child. I was trying to use MouseEnter event in the elementHost but it does not exists. Is there any chance I can do this? Or is it just not possible? It´s curious to not have mouse events on them. This are all the events I have: And if I want to do it programatically I just dont have any MouseEvent: 回答1: MouseEnter event located in

问题 I am currently learning to create custom controls in WPF. I successfully created a simple custom control using a Label and a Text Box. I was able to allow setting the Label text by DependencyProperty. Now I am creating a user control that has a ComboBox. I need to allow adding items to this ComboBox from outside the control. To achieve this, I tried exposing a DependencyProperty of type ItemsCollection and it will allows access to the ComboBox's Items property (the DP in my control sample is

问题 I'm trying to make a web style button with user control. I need to make User Control's background transparent. How to do this without making controls invisible. Also I'll need transparent Label and PictureBox. Trying to make something like this: this.SetStyle(ControlStyles.SupportsTransparentBackColor, true); this.BackColor = Color.Transparent; 回答1: All three controls you list already have the ControlStyles.SupportsTransparentBackColor style turned on. Just set the BackColor property in the

问题 How to implement the Dispose(boolean) at a UserControl... when the VS Designer already implemented it with a DebuggerNonUserCode attribute? Will my modifications on this method removed? (code from UserControl.Designer.vb) <System.Diagnostics.DebuggerNonUserCode()> _ Protected Overrides Sub Dispose(ByVal disposing As Boolean) 回答1: You need to remove the Dispose method from the designer file and add it to your source file. You should probably also remove the DebuggerNonUserCode attribute. At

问题 We have a web app(-ish) webform, and we use many custom UserControl s. We load a bunch of them in each view, but we don't want them to render, or even pre-render, until we don't have to use them. Then we set Visible = False in each control and then we use Update Panel s to set it to True whenever the control is needed. The control then shows up correctly. But in the next postback we have a very nasty MAC validation error, and we think it is related to the ASP not updating the viewstate (but I