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1 answer
196 views
Please show the proper use of SettingsPane.SettingsPaneViewStyle property.

Setting this property appears to do nothing.

Following http://www.telerik.com/help/wpf/raddiagram-extensions-settingspane.html I edited the control template of SettingsPaneView.  Setting the SettingsPaneViewStyle property to this new resource does nothing.  A bit frustrating since I was following the documentation.

Searching the forums I found this thread which contains a download from Zarko showing how to edit the SettingsPaneView control template.

http://www.telerik.com/community/forums/wpf/diagram/adding-my-own-properties-into-settingspane-of-raddiagram-on-selection-of-shape.aspx

In addition to editing the SettingsPaneView control template, his example also edits the SettingsPane template to hard code the use of the modified SettingsPaneView control template.  That's a small piece of very important information that has been left out of your documentation.

The apparently defunct SettingsPane.SettingsPaneViewStyle property either needs to be implemented or removed.

Yeah, I just edited the default SettingsPane control template and it does not contain a template biding to set the SettingsPaneView Style.  Here's the fix:

<telerik:SettingsPaneView x:Name="SettingsPaneView" ContextItems="{x:Null}" Diagram="{TemplateBinding Diagram}" 
Height="{TemplateBinding SettingsPaneViewHeight}" IsActive="{Binding IsActive, Mode=TwoWay, RelativeSource={RelativeSource TemplatedParent}}" 
Margin="7,0,0,0" Width="{TemplateBinding SettingsPaneViewWidth}"
Style="{TemplateBinding SettingsPaneViewStyle}">

Mike
Petar Mladenov
Telerik team
 answered on 06 Aug 2013
2 answers
226 views
Hello, I have a simple question, here's what I want to do:

 <telerik:RadCartesianChart Grid.Row="1"   DataContext="{Binding Chart}" Grid.Column="0" Grid.ColumnSpan="2"></telerik:RadCartesianChart>

I want to be able to bind a RadCartesianChart to a RadCartesianChart object in my view model, do I have to use a different attribute than the one above.  I can get it to work using a holder StackPanel then calling doing this:

chartHolder.Children.Add

But I'd rather just directly manipulate the Chart object and have it directly interact with the chart rather than removing the chart, regenerating it, then adding it back to the holder.

Is this possible?
Aaron
Top achievements
Rank 1
 answered on 05 Aug 2013
5 answers
266 views
Is it possible to check whether any cell was actually modified in RowValidating event handler.
Probably it's possible to do it comparing all cell values with GridViewRowValidatingEventArgs.OldValues, but may be there is a better way to find it?

Thanks
   Alex
Lawrence
Top achievements
Rank 2
Iron
 answered on 05 Aug 2013
1 answer
56 views
Hi,

How do you

- Set Margins
- Handle print width when columns exceed physical page width  (overflow pages?).

I am using "PrintExtensions".  Are there any document(s) that explains the various properties.

Thanks
Rich
Dimitrina
Telerik team
 answered on 05 Aug 2013
1 answer
201 views
Is there any way to change the IsReadOnly column property for just the InsertRow that is being created?
I am using the RadGridView control to enter data (e.g. line items in a shopping cart). The first column is the part number, a keyed entry in the underlying data schema. The column is defined as a readonly column because a user cannot change the part number in the grid once it has been committed to the database. But when the program executes the BeginInsert method to allow data entry for a new grid line item, the column for just the insert row must allow for data entry so that the part number can be entered. If I change the column to IsReadOnly = False during the AddingNewDataItem event that changes all grid rows; not just the new insert row that has not yet been committed.
Vera
Telerik team
 answered on 05 Aug 2013
1 answer
145 views
I host RadPanel(Your Winform Control Product)  in RadTileView(Your WPF Control Product).

When I Scroll RadTileView fast , Item Header Title bar shows the residual image.
(When I host Image in RadTileView , All is Perfect.)

How can i remove this?



Tina Stancheva
Telerik team
 answered on 05 Aug 2013
3 answers
152 views
Hello,

I'm performing EF and BL in the AddLink method of ObservableGraphSourceBase and things are working fine.  As items/links are added/removed to/from the graph I can easily update my EF and persist.

I'm now adding in some business logic.  For example, I have 3 node types, A, B, C, where my BL says that node type A can only be connected to node type B.  I'm catching the AddLink and my BL is executed and when I see a link added from A to C this violates rules so I simply do no call base.AddLink(link).

This works, the internal structures are correct, however the UI is left with an orphaned connection.  I'm assuming in this case I simply need to force the diagram to redraw and this orphan will be removed.  Is that correct and how should I force the redraw?

Thanks,
Mike
Zarko
Telerik team
 answered on 05 Aug 2013
5 answers
412 views
I have a simple gird setup with a RadEntityFrameworkDataSource, RadDataPager, and RadGridView linked it works great with one exception, filters I set programmatically don't seem to trigger the underlying datasource to update.  

Telerik.Windows.Controls.GridViewColumn timeColumn = this.RadGridView1.Columns["subject_timestamp"];
Telerik.Windows.Controls.GridView.IColumnFilterDescriptor timeFilter = timeColumn.ColumnFilterDescriptor;
timeFilter.SuspendNotifications();
timeFilter.FieldFilter.Filter1.Operator = Telerik.Windows.Data.FilterOperator.IsGreaterThan;
timeFilter.FieldFilter.Filter1.Value = DateTime.Now.AddYears(-1).ToShortDateString();
timeFilter.ResumeNotifications();


It puts the right info into the filters.  If I run this in the constructor of the window after InitializeComponent(), it filters per page of the datagrid.  If I run it attached to a button after load it simply inserts the parameters into the filter and doesn't evaluate.  If I hit clear filter and insert it by hand it works perfectly.  I am just not sure what to do cause it evaluate.
Rossen Hristov
Telerik team
 answered on 05 Aug 2013
1 answer
171 views
Hi All
I have a pane which is dockable and after docking I have set it to autoHide and my application looks good. When I mouseover the hidden pane it pops up  and I am expanding it. It is not closing if I move my mouse to other parts of the application. If I click somewhere in the application then it is hiding. Basically once I click outside the pane it is hiding. But I have some options in this pane . Whenever i select a option I am showing a confirmation dialog. Since this pane is not hiding, my dialog box is showing under this pane like the attached image.
Any suggestion on how to resolve this issue is much appreciated.

Thanks
Rakesh
Rosen Vladimirov
Telerik team
 answered on 05 Aug 2013
3 answers
140 views
Editing existing items in the grid works fine, but when I click on 'Click here to add new item', nothing happens.

In my view model I have an IQueryable:
public IQueryable<MyModel> Data
{
  get { return this.dataService.GetData(); }
}

In the view, I have a RadGridView bound to the Data property:
<telerik:RadGridView Name="RadGridView1"
    GroupRenderMode="Flat"
    ShowInsertRow="True"
    CanUserInsertRows="True"
    CanUserFreezeColumns="False"
    ItemsSource="{Binding Data}"
    AutoGenerateColumns="False"
    SelectedItem="SelectedItem"
    ActionOnLostFocus="CommitEdit"
    RowIndicatorVisibility="Collapsed"
    ShowGroupPanel="False">

Rossen Hristov
Telerik team
 answered on 05 Aug 2013
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