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1 answer
50 views

C# When I open Panel first time it doesnt trigger VisibilityChanged WinForms

I have a UserPanel class that has Controls in it buttons,Labels ect. When the Panel is created at runtime it passes to the Constructor of Form1 (this) so I can use some methods and I have a ...
Yordan Voyvode's user avatar
0 votes
1 answer
255 views

Button does not want to stop being visible

So, I'm trying to make simple screenshot app in Window Forms, but i would like my button to dissapear whenever I take a shot. Unfortunately, it does not want to be invisible, even after setting ...
Mr. Orange's user avatar
3 votes
1 answer
116 views

Is the documentation wrong for Graphics.IsVisible(Rectangle rect)?

Microsoft's online documentation says that this Graphics method returns "true if the rectangle specified by the rect parameter is contained within the visible clip region of this Graphics; ...
Spooner's user avatar
  • 31
0 votes
0 answers
116 views

Why does calling MessageBox.Show() affects the visibility of other Forms (and threads)?

From a console app which has no window (ProcessWindowStyle.Hidden) I need to start and display a Form (yes - I know this is bad design which should be avoided). My first intent was the following code: ...
BudBrot's user avatar
  • 1,401
0 votes
1 answer
33 views

What unusual thing takes place when I step into a Control.Visible = true assignment?

I have an UserControl that is made Visible. One of its custom properties is set to true somewhere I do not know. All I know is that after setting its Visible property to another value (true), the ...
silviubogan's user avatar
  • 3,441
0 votes
1 answer
171 views

C# WinForms: Constructing an object with label/textbox properties in a form does not result in those properties appearing in the form. Why?

What I'm doing is: I have an object which initializes its textbox/label contents in the constructor, however when the object is constructed in its intended form I can't make the contents appear on the ...
user5688333's user avatar
0 votes
1 answer
78 views

Control not visible after toggling visibility recursively?

A Quick Note I've tried to be as thorough as possible with my question but you may still need additional clarification; if this happens to be the case, feel free to comment your concerns and I will ...
Taco's user avatar
  • 2,892
-1 votes
1 answer
181 views

Winform: Clean way to toggle visibility of a control on TextChanged in TextBox

I have a winform with many TextBox and a single message, I want the message to disappear when any of the TextBox are changed. Is there a clean way to achieve this without adding TextChanged ...
Yituo's user avatar
  • 1,516
5 votes
2 answers
2k views

VisibleChanged don't raise when not visible

I'm working on c# WinForm. I have an custom UserControl : MyControl : UserControl, INotifyPropertyChanged. I attached a method on event on event VisibleChanged : this.VisibleChanged += new System....
A.Pissicat's user avatar
  • 3,139
-4 votes
2 answers
432 views

How Can I Count Hide Tab Pages?

I Have A Tab Control And Several Tab Pages In It This Tab Control Is A Component,Tab Pages Have "Page Visible" Property For Declaring Visibility And Tab Control Have Pages.Count Property Some Of These ...
Daniyal's user avatar
0 votes
2 answers
447 views

How to close TextBox Menu Item properly on KeyPress [closed]

I am using radial gauges to display temperatures. The user should be able to rename each gauge, which isn't possible by double-clicking on the name, so I have to make a menu where user can change the ...
The5thBluesky's user avatar
2 votes
1 answer
3k views

Minimize and Hide Winform on Form Load

I have a Windows Form in a C# program with the FormBorderStyle set to FixedToolWindow. The window doesn't have the normal control box, but the user can still minimize it from a menu. There is also a ...
MikeS159's user avatar
  • 1,954
0 votes
2 answers
78 views

Can't change visibility or close form in Event

I'm using the RegistryMonitor wrapper-class from Codeproject to track Registry key changes and this works fine. But i want to close my form or set an component (groupbox) to invisble when the event ...
Knoffel's user avatar
  • 51
4 votes
2 answers
970 views

Make a PictureBox visible / not visible using MouseHover

I think this is a stupid question, but I don't understand what is happening here. I use this code: private void pictureBox1_MouseHover(object sender, EventArgs e) { pictureBox1....
RedoColor's user avatar
  • 145
0 votes
0 answers
115 views

Show only some of HtmlElements in WebBrowser Control

I try to hide all elements of a webbrowser control and show only some of them. As hiding all the elements takes time, I used the following code in which I hide the body element and then show my ...
Ahmad's user avatar
  • 9,518

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