listbox

Selecting a Textbox Item in a Listbox does not change the selected item of the listbox

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We use the following style to set a PreviewGotKeyboardFocus which handles all events of TextBox control and ComboBoxes and such: <ListView.ItemContainerStyle> <Style TargetType=”ListViewItem”> <EventSetter Event=”PreviewGotKeyboardFocus” Handler=”SelectCurrentItem”/> </Style> </ListView.ItemContainerStyle> And then we select the row in code behind: protected void SelectCurrentItem(object sender, KeyboardFocusChangedEventArgs e) { ListViewItem item = (ListViewItem) sender; item.IsSelected = true; }

Background color of a ListBox item (Windows Forms)

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Thanks for the answer by Grad van Horck. It guided me in the correct direction. To support text (not just background color), here is my fully working code: //global brushes with ordinary/selected colors private SolidBrush reportsForegroundBrushSelected = new SolidBrush(Color.White); private SolidBrush reportsForegroundBrush = new SolidBrush(Color.Black); private SolidBrush reportsBackgroundBrushSelected = new SolidBrush(Color.FromKnownColor(KnownColor.Highlight)); private SolidBrush reportsBackgroundBrush1 = … Read more

WPF listbox empty datatemplate

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I’ve had some success with this code: <Style TargetType=”ListBox” x:Key=”ListStyle” BasedOn=”{StaticResource {x:Type ListBox}}”> <Style.Triggers> <DataTrigger Binding=”{Binding RelativeSource={x:Static RelativeSource.Self}, Path=Items.Count}” Value=”0″ > <Setter Property=”Template”> <Setter.Value> <ControlTemplate> <TextBlock>No items to display</TextBlock> </ControlTemplate> </Setter.Value> </Setter> </DataTrigger> </Style.Triggers> </Style>

What’s the difference between ItemTemplate and ItemContainerStyle in a WPF ListBox?

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The ItemTemplate is for styling how the content of your data item appears. You use it to bind data fields, format display strings, and so forth. It determines how the data is presented. The ItemContainerStyle is for styling the container of the data item. In a list box, this would be a ListBoxItem. Styling here … Read more

WPF Trigger for IsSelected in a DataTemplate for ListBox items

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You can style your ContentControl such that a trigger fires when its container (the ListBoxItem) becomes selected: <ContentControl x:Name=”designerContent” MinHeight=”100″ Margin=”2,0,2,2″ Content=”{Binding Path=DesignerInstance}” Background=”#FF999898″> <ContentControl.Style> <Style TargetType=”{x:Type ContentControl}”> <Setter Property=”Visibility” Value=”Collapsed”/> <Style.Triggers> <DataTrigger Binding=”{Binding RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type ListBoxItem}}, Path=IsSelected}” Value=”True”> <Setter Property=”Visibility” Value=”Visible”/> </DataTrigger> </Style.Triggers> </Style> </ContentControl.Style> </ContentControl> Alternatively, I think you can add the … Read more

Binding Listbox to List in WinForms

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You’re looking for the DataSource property: List<SomeType> someList = …; myListBox.DataSource = someList; You should also set the DisplayMember property to the name of a property in the object that you want the listbox to display. If you don’t, it will call ToString().

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