All Questions
Tagged with visibility c#
42
questions
34
votes
6
answers
121k
views
Bind visibility property to a variable
I have a Border with Label inside a Window,
<Border x:Name="Border1" BorderBrush="Black" BorderThickness="1" HorizontalAlignment="Left" Height="21" Margin="229,164,0,0" VerticalAlignment="Top" ...
24
votes
17
answers
31k
views
C#/.NET - WinForms - Instantiate a Form without showing it
I am changing the Visibility of a Form to false during the load event AND the form still shows itself. What is the right event to tie this.Visible = false; to? I'd like to instantiate the Form1 ...
32
votes
8
answers
30k
views
Accessing a Private Constructor from Outside the Class in C#
If I define a class with a private default constructor and a public constructor that has parameters, how can I access the private constructor?
public class Bob
{
public String Surname { get; set; }
...
31
votes
5
answers
63k
views
Dynamically toggle visibility of WPF grid column from C# code
My problem is: I can't find out how to toggle the visibility of my WPF grid column. Assume following XAML markup:
<Grid x:Name="myGrid">
<Grid.RowDefinitions>
<...
22
votes
2
answers
12k
views
What does a public constructor on an internal class mean [duplicate]
I've seen some C# code that declares a class with an internal modifier, with a public constructor:
internal class SomeClass
{
public SomeClass()
{
}
}
What is the point of having a ...
19
votes
7
answers
40k
views
C#/WPF: Make a GridViewColumn Visible=false?
Is there an option to hide a GridViewColumn somehow like this:
<ListView.View>
<GridView>
<GridViewColumn Header="Test" IsVisible="{Binding Path=...
13
votes
9
answers
16k
views
sometimes I want to hide buttons in a DataGridViewButtonColumn
I have a DataGridView which was the subject of a previous question (link). But sometimes the Button is null. This is fine. But if it is null, is there any way I can optionally remove/add (show/hide?) ...
11
votes
5
answers
3k
views
Does Interlocked provide visibility in all threads?
Suppose I have a variable "counter", and there are several threads accessing and setting the value of "counter" by using Interlocked, i.e.:
int value = Interlocked.Increment(ref counter);
and
int ...
24
votes
4
answers
28k
views
Disable or grey out a node in the TreeNode Editor
How do I disable a specific node so the user can not select it. Hiding it for the user is also valid.
I tried the Visible property but that hides the entire tree (all nodes). I only want a few of the ...
13
votes
3
answers
11k
views
How to get the private fields of class and its parent class(es) by reflection?
I have the class B and its parent class A, both in namespace Domain.
Class A, has the private field a;
Class B, has the private field b;
Then I have a Reflection Util in namespace Reflect.
If I use ...
13
votes
3
answers
8k
views
How to check if a scroll is currently visible in WPF DataGrid?
How to check if a scroll (vertical or horizontal) is currently shown in WPF DataGrid? HorizontalScrollBarVisibility and VerticalScrollBarVisibility are used to set the behaviour and they are set to ...
12
votes
4
answers
9k
views
How can I determine programmatically whether the Windows taskbar is hidden or not?
I need to know whether the Windows taskbar is hidden or not. I believe there is no .NET method to do this, and also I have come across a lot of "how to hide and show the taskbar" samples, but I haven'...
11
votes
5
answers
13k
views
Protection level of a struct field within a class
I get a "'A.Test.That.Fails' is inaccessible due to its protection level" error on the following code snippet and I fail to understand the reason.
namespace A
{
class Test
{
...
9
votes
3
answers
5k
views
Overriding an internal abstract method in another assembly
Im currently working on a c# project that uses another .net library. This library does (amongst other things) parse a sequence into a tree. All items are of some type that inherits from the abstract ...
5
votes
2
answers
2k
views
Why is the Visible property not correctly updated in a UserControl?
Sometimes my UserControl's Visible property does not get updated correctly. It happens at my app's boot time, in OnFontChanged, fired from inside InitializeComponent, probably because some other stuff ...