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1 answer
88 views

Hello,

I would like to add a slide button under the tile view like screenshot.

How can I add a button under the tile view?

Thanks for your feedback.

Martin Ivanov
Telerik team
 answered on 10 May 2024
1 answer
117 views
I have a simple NumericUpDown control showing milliseconds.  I use a 'ms' custom unit to show alongside the number. 

<tk:RadNumericUpDown  Width="150"  Height="50"
    Value="{Binding Exposure}"
    IsInteger="True"
    CustomUnit="ms"/>

It looks good but as soon as hit the + or - key, the 'ms' disappears and I have just a number.  This is because hitting +/- gives keyboard focus to the edit box -- activates the cursor in there and all that.    Once I click somewhere else focus leaves the edit box, the 'ms' re-appears.

Is there a property or some simple way that would let me prevent this behavior?   I want +/- to just change the number without grabbing the keyboard focus.  

Note that I do still want the number to be user-editable if they actually go to the trouble of clicking directly in the edit box itself.  I just want to stop +/- from doing that for me.
Dimitar
Telerik team
 answered on 09 May 2024
0 answers
73 views

ChartView experiences frequent garbage collection in TrackInfoUpdated after Tooltip of any control is activated.

    <Grid Loaded="Grid_Loaded">
        <Grid.RowDefinitions>
            <RowDefinition Height="auto"></RowDefinition>
            <RowDefinition Height="*"></RowDefinition>
            <RowDefinition Height="*"></RowDefinition>
        </Grid.RowDefinitions>
        <StackPanel>
            <TextBlock x:Name="DTextBlock"></TextBlock>
            <StackPanel Width="200" Height="25" ToolTip="SSSS" Background="Red"></StackPanel>
        </StackPanel>
        <telerik:RadCartesianChart Grid.Row="1" x:Name="DMainChart">
            <telerik:RadCartesianChart.HorizontalAxis>
                <telerik:DateTimeCategoricalAxis MajorTickInterval="30" LineStroke="Transparent">
                </telerik:DateTimeCategoricalAxis>
            </telerik:RadCartesianChart.HorizontalAxis>
            <telerik:RadCartesianChart.VerticalAxis>
                <telerik:LinearAxis />
            </telerik:RadCartesianChart.VerticalAxis>
            <telerik:RadCartesianChart.Series>
                <telerik:LineSeries x:Name="DLineSeries" CategoryBinding="Seq" ValueBinding="Open"></telerik:LineSeries>
            </telerik:RadCartesianChart.Series>
            <telerik:RadCartesianChart.Behaviors>
                <telerik:ChartPanAndZoomBehavior ZoomMode="Horizontal" DragMode="Pan"/>
                <telerik:ChartTrackBallBehavior ShowIntersectionPoints="False" ShowTrackInfo="False" TrackInfoUpdated="ChartTrackBallBehavior_TrackInfoUpdated"/>
            </telerik:RadCartesianChart.Behaviors>
        </telerik:RadCartesianChart>
    </Grid>

        private void Grid_Loaded(object sender, RoutedEventArgs e)
        {
            if (sender is Grid grid)
            {
                grid.DataContext = this;
                ObservableCollection<SeriesKLineModel> ChartKLine = new ObservableCollection<SeriesKLineModel>();
                Random random = new Random();
                for (int i = 0; i < 5000; i++)
                {
                    SeriesKLineModel mode = new SeriesKLineModel(DateTime.Now.AddDays(i), random.Next(10, 20), 5, -5, 0, Color.FromRgb(33, 141, 252));
                    mode.Seq = mode.Seq.AddHours((-1) * i);
                    ChartKLine.Add(mode);
                }
                this.DLineSeries.ItemsSource = ChartKLine;
                this.DTextBlock.SetBinding(TextBlock.TextProperty, new Binding(nameof(TestText)));
            }
        }
        private string _TestText = "";
        public event PropertyChangedEventHandler PropertyChanged;
        public string TestText
        {
            get
            {
                return _TestText;
            }
            set
            {
                _TestText = value;
                this.PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(TestText)));
            }
        }

        private void ChartTrackBallBehavior_TrackInfoUpdated(object sender, Telerik.Windows.Controls.ChartView.TrackBallInfoEventArgs e)
        {
            DataPointInfo pointInfo = e.Context?.ClosestDataPoint;
            if (pointInfo != null && pointInfo.DataPoint.DataItem is SeriesKLineModel data)
            {
                string str = data.Seq.ToLongDateString();
                Task.Run(() =>
                {
                    this.TestText = str;
                });
            }
        }
力源
Top achievements
Rank 1
 asked on 08 May 2024
0 answers
105 views

i have a combo box that i need when i select one of it's items, it will open a new sub combo box to choose a sub item

 

is it feasible?

Wael
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Rank 1
Iron
 asked on 07 May 2024
0 answers
42 views

The Telerik WPF ScheduleView's appointment cells have a problem with intersecting times when assigning schedules within a one-minute timeframe. For example, when I drag and drop to assign a schedule like 12:30 PM - 1:30 PM, and then another schedule from 1:30 PM - 2:30 PM, sometimes it displays two cells in one column (as shown in the right corner), while other times it functions correctly (as shown in the left corner).

I must emphasize that this is a bug in the user interface. Is there a way you can address and fix this issue? Thank you!

Bryan
Top achievements
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 asked on 06 May 2024
1 answer
199 views
I have found this documentation online in order to extract and modify the default template style for telerik controls.

https://docs.telerik.com/devtools/wpf/controls/radrichtextbox/styles-and-templates/styling-radrichtextbox#:~:text=To%20copy%20the%20default%20style%2C%20load%20your%20project%20in%20Expression,Style%20%2D%3E%20Edit%20a%20Copy.

I've done this many times on standard WPF controls so I am familiar with the process. When I open project, I get the below options. There is no option to edit style and edit a copy.



Object -> Edit Style -> Edit a Copy.

Martin Ivanov
Telerik team
 answered on 06 May 2024
0 answers
74 views

The Telerik WPF ScheduleView's appointment cell has a problem with intersecting times when assigning schedules within a one-minute time frame. When I drag and drop to assign a schedule, such as from 12:30pm to 1:30pm, and then another schedule from 1:30pm to 2:30pm, sometimes it displays two cells in one column (as shown in the right corner), while other times it works fine (as shown in the left corner).

I must emphasize that this is a bug in the user interface. Is there a way you can fix this issue? Thank you!

Bryan
Top achievements
Rank 1
 asked on 04 May 2024
1 answer
87 views

Hi

In the image attached there are two columns of a radgridview, defined as follow:

<t:GridViewDataColumn										
				Header="{DynamicResource ResourceKey={x:Static r:ResourcesKeys.SelectedColumnHeader }}"
				DataMemberBinding="{Binding IsSelected, Mode=TwoWay
								, UpdateSourceTrigger=PropertyChanged}">
				<t:GridViewDataColumn.CellTemplate>
								<DataTemplate>
									<CheckBox IsChecked="{Binding IsSelected, Mode=TwoWay
										, UpdateSourceTrigger=PropertyChanged}" />
								</DataTemplate>
				</t:GridViewDataColumn.CellTemplate>
</t:GridViewDataColumn>
<t:GridViewCheckBoxColumn
				AutoSelectOnEdit="True"
				Header="{DynamicResource ResourceKey={x:Static r:ResourcesKeys.SelectedColumnHeader }}"
				DataMemberBinding="{Binding IsSelected, Mode=TwoWay
				, UpdateSourceTrigger=PropertyChanged}"/>
As you can see the 2 checkbox have different style: is possible to get the first one with the style of second one?

I need to use the first way, because I need to reflect the checking immediately, while the GridViewCheckBoxColumn seems to works only on lost focus.

Thank you
Luigi
Stenly
Telerik team
 answered on 03 May 2024
1 answer
86 views

I have an HTML data provider added in XAML and it is bound to a string.

I have an items control within an items control and this is dynamically generated for each section.

I have followed all documentation online and do not know why my output is not showing style inline. Verified that it works and functions outside of the ItemsControl and just inside a grid. But I need it work below.......

 

Update 5/2/24 -- the HTLM dataProvider is working, but it is almost like all the settings in htmlExportSettings are being completely ignored.

<ItemsControl ItemsSource="{Binding MySections}">
	<ItemsControl.ItemTemplate>
		<ItemContainerTemplate>
			<Grid>
				<ItemsControl ItemsSource="{Binding MySections.MyControls}">
					<ItemsControl.ItemTemplate>
						<ItemContainerTemplate>
							<Grid>
									<telerik:HtmlDataProvider RichTextBox="{Binding ElementName=radRichTextBox}" Html="{Binding MyRichText, Mode=TwoWay, NotifyOnValidationError=true, TargetNullValue='', ValidatesOnExceptions=true}" >
										<telerik:HtmlDataProvider.FormatProvider>
											<telerik:HtmlFormatProvider>
												<telerik:HtmlFormatProvider.ExportSettings>
													<telerik:HtmlExportSettings DocumentExportLevel="Fragment"
																				ImageExportMode="UriSource"
																				ExportStyleMetadata="False"
																				StyleRepositoryExportMode="DontExportStyles"
																				StylesExportMode="Inline"
																				ExportHeadingsAsTags="True"
																				ExportFontStylesAsTags="True"
																				ExportBoldAsStrong="true"
																				ExportItalicAsEm="True"
																				ExportEmptyDocumentAsEmptyString="True"/>
												</telerik:HtmlFormatProvider.ExportSettings>
											</telerik:HtmlFormatProvider>
										</telerik:HtmlDataProvider.FormatProvider>
									</telerik:HtmlDataProvider>

									<telerik:RadRichTextBox x:Name="radRichTextBox" IsSelectionMiniToolBarEnabled="False" IsContextMenuEnabled="True" IsSpellCheckingEnabled="True" LayoutMode="Paged"/>
							</Grid>
						</ItemContainerTemplate>
					</ItemsControl.ItemTemplate>
				</ItemsControl>
				</Grid>
		</ItemContainerTemplate>
	</ItemsControl.ItemTemplate>
</ItemsControl>

Martin Ivanov
Telerik team
 answered on 03 May 2024
0 answers
74 views


<telerik:RadGridView.Columns>
    <telerik:GridViewDataColumn DataMemberBinding="{Binding Filename, Mode=OneWay}"
                                Width="*" />

I want my grid to resize to fill the available space if the user makes the window bigger.

The above does not do anything unless I set the parent grid width to "Auto"
Then it expands the grid to the entire screen, instead of just the Window.
(I find it extremely frustrating that the window auto expands)

What am I missing in order to get what I'm looking for?

Paul
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Rank 2
Iron
Iron
Iron
 asked on 02 May 2024
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