visual-tree Questions
2
Solved
Sometimes right-clicking treeviewitem results unhandled InvalidOperationException. In code behind I select the right clicked row:
static TreeViewItem VisualUpwardSearch(DependencyObject source)
...
Highams asked 12/7, 2016 at 9:39
1
I can't enable Live Visual Tree in Visual Studio 2017 for UWP app (C#). This tool was working on VS2015, but never worked for me in VS2017. It works with no problems for my WPF projects.
I'm getti...
Recension asked 12/4, 2018 at 17:29
1
Solved
As the columns of a data grid aren't in the visual tree of datagrid I'm m using this approach of Binding Proxy to bind Visibility of a DataGridTextColumn.
https://www.thomaslevesque.com/2011/03/21...
Phosphor asked 17/10, 2017 at 9:53
2
Solved
Based on some custom security settings, I alter window child controls to readonly and disabled. To accomplish this, I loop through child controls when the window loads.
This works just fine. 99% ...
Ozan asked 16/5, 2011 at 22:35
2
Having {Binding ElementName=foo}, will it lookup visual or logical tree?
Of logical and visual trees in WPF | Data See, Data Do
When does the logical tree matter?
When looking up a name, suc...
Keener asked 1/4, 2009 at 14:44
0
From within a WPF FrameworkElement, how can I capture any changes to the visual tree path from the root to the FrameworkElement? i.e. when the FrameworkElement, or any of its parents, is added to, ...
Shinn asked 2/7, 2015 at 14:36
1
I have a C# Store App and using DataTemplate Selectors to determine which type of Template to use in a ListView Control bound to an Array. Because it is templated, I cannot assign a dynamic x:Name ...
Playroom asked 14/5, 2014 at 3:53
1
Solved
I would like to have a WPF container (panel, user control, etc.) that exposes a property to turn all children to read-only if set. This should pretty much be like setting a parent control to IsEnab...
Bonnett asked 3/12, 2013 at 16:59
2
Solved
Say I have two classes that can reference a third UI object (in this example a button).
In addition, the parent class can contain an element of the child class.
If they both are bound to the same c...
Ulaulah asked 1/10, 2012 at 9:55
3
Solved
Lately I've seen some comments about walking the visual tree being bad practice (here for instance), but I haven't seen or found a reason for why this would be bad practice.
In a project I'm worki...
Lecompte asked 17/8, 2012 at 10:15
1
Solved
I have ItemsControl with Grid as ItemsPanelTemplate
<ItemsControl ItemsSource="{Binding CellCollection}" Name="CellGrid">
<ItemsControl.ItemsPanel>
<ItemsPanelTemplate>
<Gr...
Mediacy asked 26/5, 2012 at 18:57
2
Solved
In a WPF app I want to move a UserControl from a ContentControl to another one in code:
myContentControl2.Content = myUserControl;
in this case I get an error:
Specified element is already the ...
Wherry asked 30/1, 2012 at 10:18
4
Solved
How do I extract the parent container of a ListBoxItem?
In the following example I can go till the ListBoxItem, higher than that I get Nothing:
<ListBox Name="lbAddress">
<ListBox.ItemTe...
Karolynkaron asked 13/4, 2010 at 20:53
1
Solved
In WPF an element can have a Visibility of "Visible", but not be actually visible on the screen because it's parent (or parent of parent) has Visibility of Collapsed.
I want to be able to know if...
Brander asked 26/10, 2011 at 18:30
1
Solved
I would like to remove a FrameworkElement from the visual tree. Since the FrameworkElement has a Parent property, it would be obvious to solve this problem by removing it from there:
FrameworkElem...
Semester asked 9/12, 2010 at 9:52
2
Solved
I know ContextMenus aren't part of the visual tree, but I've been trying to bind the Visibility property of a ContextMenu to a property on its parent UserControl. So far I've tried ancestor binding...
Aeronautics asked 12/1, 2010 at 18:7
3
Solved
Is there a way with WPF to get an array of elements under the mouse on a MouseMove event?
Hobby asked 5/9, 2008 at 13:28
1
© 2022 - 2024 — McMap. All rights reserved.