A childwindow will popup for one second everytime when I change TabItem in my program. The issue is that two or more TabItems will hightlight and sometimes no TabItem will highlight.I add two screenshots in attachments.And I attach the .xaml and .xaml.cs files.
Waiting for your solution, Thanks.
The MainPage.xmal:
The MainPage.xaml.cs:
Waiting for your solution, Thanks.
The MainPage.xmal:
<
UserControl
x:Class
=
"TabControlHightlight.MainPage"
xmlns:telerik
=
"http://schemas.telerik.com/2008/xaml/presentation"
>
<
Grid
x:Name
=
"LayoutRoot"
Background
=
"White"
>
<
telerik:RadTabControl
x:Name
=
"tcDemo"
SelectionChanged
=
"tcDemo_SelectionChanged"
Width
=
"800"
Height
=
"500"
ScrollMode
=
"Item"
>
<
telerik:RadTabItem
Header
=
"first"
Width
=
"80"
Height
=
"30"
/>
<
telerik:RadTabItem
Header
=
"second"
Width
=
"80"
Height
=
"30"
/>
<
telerik:RadTabItem
Header
=
"third"
Width
=
"80"
Height
=
"30"
/>
<
telerik:RadTabItem
Header
=
"fouth"
Width
=
"80"
Height
=
"30"
/>
<
telerik:RadTabItem
Header
=
"fifth"
Width
=
"80"
Height
=
"30"
/>
<
telerik:RadTabItem
Header
=
"sixth"
Width
=
"80"
Height
=
"30"
/>
<
telerik:RadTabItem
Header
=
"seventh"
Width
=
"80"
Height
=
"30"
/>
<
telerik:RadTabItem
Header
=
"eight"
Width
=
"80"
Height
=
"30"
/>
<
telerik:RadTabItem
Header
=
"ninth"
Width
=
"80"
Height
=
"30"
/>
<
telerik:RadTabItem
Header
=
"tenth"
Width
=
"80"
Height
=
"30"
/>
</
telerik:RadTabControl
>
</
Grid
>
</
UserControl
>
The MainPage.xaml.cs:
using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Threading;
namespace TabControlHightlight
{
public partial class MainPage : UserControl
{
ChildWindow cw;
public MainPage()
{
InitializeComponent();
cw = new ChildWindow() { Width = 200, Height = 100 };
}
private void tcDemo_SelectionChanged(object sender, RoutedEventArgs e)
{
cw.Show();
DispatcherTimer timer = new DispatcherTimer();
timer.Tick += new EventHandler(timer_Tick);
timer.Interval = new TimeSpan(0, 0, 1);
timer.Start();
}
void timer_Tick(object sender, EventArgs e)
{
cw.Close();
timer.Stop();
}
}
}