Wpf - XAML Code For TREEVIEW?

May 14, 2011

Following is the code I wrote for generating treeview hierarchy,

For Each k As KeyValuePair(Of String, GenreSet) In GenreSetDictionary
Dim t As New TreeNodeSet
t.Genre = True

[code]....

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C# - WPF: Binding TreeView In XAML

Dec 8, 2010

I have a data source:

[Code]....

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Call XAML Animation From VB Code In WPF?

Mar 5, 2009

here's what I'm trying to do:I have a Storyboard animation for an object done in Expression Blend. What I need is to be able to trigger that animation from the VB.net code

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.net - Set A Code Object As The DataSource For A ComboBox, Using XAML?

Sep 24, 2010

I've gotten to a point where I'm trying to add a ComboBox to a UserControl, and to populate it from a collection which exists in code.

I've been getting along pretty much on monkey-see-monkey-do coding for the most part; copying and adapting existing code in order to get the next stage working, but this DataSource stuff has me stumped. I've been through a whole bunch of articles on MSDN this morning and am no closer to understanding than I was when I started.

Let me go through a few of the things that are messing with me, and hopefully you guys will be able to point me in the right direction:

1) None of the [UserControlName].vb files contains any code. All of the code for the UserControls is stored in [UserControlName]Model.vb files, and then code of the following sort is used:

<UserControl
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:l="clr-namespace:MySolution"

[Code]....

1.5) (using bullet points means I can't use <> brackets or code blocks later on. What the hell, markdown?) Anyway...

2) I'm pretty sure I only want a Static Source for the moment, as the items in the ComboBox aren't going to change during execution, at this time. Problem is, all the articles I can find about this are gigantic, complex things about creating XML readers, and populating DataGridViews and sorting data, and on and on and on. I just want to declare that I'm using a frealing List! A List I've already created in code.

So, yeah, I basically need to use a Public Property ComboBoxLines As List(Of String) from a class which isn't the same class as the UserControl itself as the DataSource for a ComboBox.

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Bind A Few Values In Xaml To Variables Declared In The Code Behind?

Sep 30, 2009

I am trying to bind a few values in xaml to variables declared in the code behind.

e.g.
vb.net
dim test as integer = 2

[code]....

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Xaml Writer How To Remove Xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

Sep 17, 2009

I need to use the xaml writer to convert in string some controls. What I get is a string like this for example

[code]...

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Referencing XAML Custom Control Names And Properties Within Code Behind?

May 13, 2009

I've created a Custom Control, and I will be placing a large number of instances of that Custom Control on my xaml page. In working with that Custom Control in the VB Code Behind, how do I do the following?

How do I reference the name of the Custom Control (in my VB code) which was clicked with the MouseLeftButtonDown event? For example, if I have 10 instances of my Custom Control in xaml, each with a different x:name (say 1-10), when a particular instance is clicked, how can I see which one was clicked? I've tried a number of things including e.OriginalSource.Name (which returns the component within the control which was clicked and not the name of the instance of the control). My Custom Control consists of numerous parts and pieces (Rectangles, Lines, Text, etc). Each of these items is a part of my layer. In VB code, once I can reference a particular Control, how can I hide or change certain parts of that control (such as hiding a Line, and changing the text). Also, I need to modify more than just the control which was clicked, so I need to be able to access properties of all of the controls, not just what was clicked. For example, if I click Control instance Test1, I also need to modify Test2, Test3, and Test5 in some way.

Here is some test code I through together as part of a Silverlight project using MS Blend 2. My control is much larger, and I need 200 - 250 instances/copies of that custom control, so I really need to know which control instance/copy was clicked.

My UserControl:

<UserControl
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

[Code].....

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VS 2008 - Checkbox On Treeview - Collapse And Expand Treeview When Click Plus Sign (+) On Treeview

May 14, 2011

I have a problems with my application..

1. collapse and expand treeview when i click plus sign (+) on treeview, treeview didn't expand subfolder but when i click image, treeview expand it.

2. showing path that i check on treeview when i check the treeview then i'm click the button, then return path that i check

This is my code..

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(WPF )Checkbox In Treeview Using .Net - WPF | Dream.In.Code?

Dec 5, 2009

I need to select random checkboxes in a Tree view,which are retrieved from Database.My project is windows based and using WPf.In the Attachment i got only trreview but not checkbox

Checkbox_in_treeview.txt (2.09K)

Number of downloads: 339

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Convert Code To Vb For Filling Treeview?

Mar 22, 2011

convert following code to vb and give me for displaying treeview

public partial class ParentChildTreeView : System.Web.UI.UserControl
{
#region Property
public DataTable DataSource
{

[Code]...

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TreeView Control - Using Code To Set An Item?

Jul 11, 2009

So I have a treeview control. Let's abbreviate it like this:

Code:
- Mechanical
+ Engine
+ Transmission
+ Other

[Code]...

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VS 2005 : Treeview Check Children Code?

May 11, 2010

To set the checked state of the child node to its parents node i used this code.

mycode
vb
Private Sub CustomerFields_AfterCheck(ByVal sender As Object, ByVal e As System.Windows.Forms.TreeViewEventArgs) Handles CustomerFields.AfterCheck

[code]....

I also found the following code on msdn. Whats the difference b/w the two. Both of them works

vb
Private Sub CheckAllChildNodes(treeNode As TreeNode, nodeChecked As Boolean)
Dim node As TreeNode
For Each node In treeNode.Nodes

[code]....

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Using The Xaml.cs Or Xaml.vb?

Jan 8, 2012

I have been watching "absolute video tutorial". In those tutorials when doubled clicked on stuffs like "button" or "textbox", a code page appears named as "mainpage.xaml.cs" but when I use Visual Basics and do the same, on double click a page "mainpage.xaml.vb" appears. In this the coding stuffs are different. And when I write the same codes like in tutorial I get errors.

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My.Resources In WPF XAML?

Sep 14, 2009

Is there a way to access My.Resources thru Xaml?

Like this

<Image Source="{Binding MyImage,
Source={x:Static my:Resources},
Converter={StaticResource MyBitmapToImageSourceConverter}}" />

[Code]....

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Animate Gridlength In XAML?

Jul 27, 2009

I was just wondering if it's possible to animate the height of a grid using purely XAML? I looked at this tutorial[url]...

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Wpf - Bind More Than One ObservableCollection In XAML

Feb 4, 2012

How can I implement both of these ObservableCollections in my xaml? I want to have a listview with all my students, and another listview with all my teachers.For now I just made an example student and teacher object. Am I going about this the wrong way. Eventually I will pulling from a datatable, not sure how I would implement it to the ObservableCollection though.

Public Class PersonalViewModel
Public Sub New()
Dim obcollection1 As New ObservableCollection(Of Student)

[Code].....

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Wpf - Programmatically Set Height Of Row In XAML?

Jul 26, 2009

I'm doing a WPF project and decided to try it out with Visual Basic. So, basically I'm trying to set the height of a row in a Grid. I'm not great at programming but with C# I managed somehow to figure it out, without remembering how. It actually looks like an animation because when clicking the button, the height of one row smoothly goes down to 0. But I'm trying to even reach that property and I can't figure out the context. The row is called "AnimationRow" and I can reach that, but where do I set the height?

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WPF And XAML Free Tutorials

Oct 7, 2009

I am new to WPF and XAML. I want to learn these for use in VB express 2008.Please guide me for some tutorials to start and progress in WPF and XAML.

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Treeview - Display The Selected Contents Of Treeview Into The Listbox?

Mar 2, 2010

i have a treeviev and listbox.i want to display the selected contents of treeview into the listbox.my code is working for file but not for folder. means i want, if the all contents of folder ABC(i.e all files) are selected then in listbox i want to show the only path of folder not the seperate path of each file.

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.net - Accessing Class Properties In Xaml?

Feb 18, 2010

I've currently created the class below. For some reason though I can't access the properties I've created through my xaml style.

Public Class Ribbon : Inherits Button
Private mpopDropdown As Popup
Public Property Dropdown() As Popup

[Code].....

but they don't seem to expose the property either. I've also tagged the property as <Bindable(True)> but that didn't seem to do anything.

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.net - Xaml TextBlock Width Inconsistent ?

Jan 18, 2012

Look at this simple bug :

<textblock (...) Width="0" />

Working great, the textBox appears to be 0px thin. Works with value like, 2, 3, 4...

Now that is NOT working :

<TextBlock (...) />
<TextBlock.Width>
<MultiBinding Converter="{StaticResource WidthConverter}">

[CODE]..................

Why can i set zero value to TextBox.Width in xaml and not in code behind ? By using a converter, when returing 0, the TextBlock.Width is not set to 0 but to "auto", i can read the text

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Bind ObservableCollection To A DataObjectProvider In XAML?

Sep 14, 2011

I want to bind data to an objectdataprovider.[code]...

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Button Opening Xaml Border?

Apr 5, 2012

i created a Xaml screen with a border and a button.

Border - <Border x:Name="SideMenu" MinHeight="40" MaxHeight="400" Height="400" Opacity="0.2" BorderBrush="Black" BorderThickness="2" CornerRadius="5" VerticalAlignment="Top" Margin="1345,0,0,0" HorizontalAlignment="Left" Width="255" Visibility="Collapsed">

[Code]...

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C# - Is There A Measurestring Equivalent In Silverlight Xaml

Mar 30, 2010

What I am trying to accomplish: Create a dynamic bubble that expands on height and width depending on the amount of text in the bubble. What I researched so far: In a SO article they described utilizing the measurestring function to figure out the exact width or height so dynamic changes in the .cs to the width and height can be accomplished.

[Code]...

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File Extention For Xaml Package?

May 17, 2012

I tried saving data from my rich text box using the TextRange to save in xamlpackage format, however my question is basic, what extension should the file have, if I use Xaml, the normal wpf xaml files would not be capable of opening as they are not xamlpackages

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Pass A Variable From Xaml To Program?

May 8, 2010

I know I gotta get a book or something because things are just way too hard for me. But before that happens I have what I think should be an easy question.

I want to create a variable in xaml, the angle that a control is currently at, and then use this variable in my VB code (event handler).

Or even better can I, while in VB code, check the current angle a specific control is at so that I can add to the number when setting the new angle?

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WPF App - Update Database Directly From XAML

Nov 18, 2010

I have a WPF app that is currently driven completely from XAML. All fields, datagrids everything are bound from XAML using ObjectDataProviders objects. I have a DataAccessLayer (DAL) imported into the project. The calls to retrieve data using the ODPs are being used to display the data are all working. Is it possibly to perform inserts, updates, deletes using the methods that exist in my DAL directly from the XAML? I am trying to avoid ANY code-behind here at all to keep the UI a separate entity. I cannot find any clear cut examples with insert, update, deletes on this.

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Xaml Data Binding To My Class?

Sep 9, 2011

I have the below xaml that I am trying to bind to my class. I am having trouble getting the values to show up.

code]...

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.net - Wpf Command Custom Control Binding Xaml?

Dec 15, 2009

i'm building a Videoplayer custom control (Project called WpfCustomControlLibrary1) and want to add a Load Command.This is what i have added in my class to get this Command:

Public Class VideoPlayer
Inherits Control
...
Public Shared ReadOnly LoadCommad As RoutedUICommand
....

[code].....

i get an error that he cant convert the string in the Attribute "Command" into an Object of the Type "System.Windows.Input.ICommand

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VB 2010 Express - Make A Application With XAML ?

Jan 25, 2011

Visual Basic 2010. For a school assignment i had to make a application with XAML in it. I made the tutorial Math Quiz when starting up Visual Basic 2010. This was a Windows Form application that only needed VB programming language. Now i made the Math Quiz and finished it but there is no XAML included or what so ever. Can I still convert this to XAML or just see any XAML language somewhere. Cause I need to proove to my Teacher the application I made includes XAML.

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