UI for Xamarin
Xamarin.Forms ComboBox
- Best in class Xamarin CombBox control featuring support for searching, single and multiple selection, complex objects, built-in theming, flexible customizations and much more.
- Part of Telerik UI for Xamarin together with other best-in-class native components for any mobile device.
- Includes support, documentation, demos, learning resources and more!
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Overview
The Telerik UI for Xamarin ComboBox allows users to select one or multiple items from a drop-down list of predefined options. The control offers a number of features, such as editing, searching, single and multiple selection, flexible styling API, dropdown customizations and more.
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High Performance and UI Virtualization
The built-in UI Virtualizationof the Telerik ComboBox UI allows the control to reuse the items in the dropdown so that large lists are displayed with ease and scrolled smoothly, hence reducing memory footprint and boosting performance. -
Data Binding Support
The control can be bound to wide variety of data sources and also provides a way to specify which property of your complex business object to be displayed in the control by setting DisplayMemberPath.
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Editable and NonEditable Mode
The Xamarin.Forms ComboBox supports both an editable and noneditable state. When the control is in edit mode, searching can be performed. -
Searching Support & Text Highlighting
The ComboBox provides both case-sensitive and case-insensitive searching modes. Additionally, the control highlights the matching text inside the dropdown list based on the given input after searching is performed.
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Single and Multiple Selection Support
A support for single and multiple selection is provided, making it incredibly easy to specify the required selection using the SelectionMode property.
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DropDown Behavior
Besides controlling whether the drop down is open or closed, the control can be configured whether to close the dropdown upon selection or to open it when the control is focused.
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Theming Support
The ComboBox control comes with built-in theming support that helps you achieve a consistent look and feel with with all the controls from the Telerik UI for Xamarin suite.
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Placeholder
A placeholder text is used as an indicator for the end user on what text should be entered in the input box. The watermark text is displayed when the input field is empty, or the selected items are cleared. -
Flexible Styling API
The flexible styling API enables you to change the ComboBox background color, style the control’s dropdown box and modify the clear and dropdown buttons. In addition, you can change the Placeholder text color and the Highlighted text color.
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Templates
The Xamarin ComboBox allows you to easily change the default ItemTemplate and SelectedItemTemplate. In addition, if the ComboBox is in multiple-selection mode, the selected item is displayed inside a token. You can customize the token using the TokenTemplate property, as well as the ShowMoreTemplate, which is visualized inside the ComboBox when the control is not focused and when there is not enough space for all tokens to be displayed.
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Header and Footer
The Xamarin ComboBox gives you the ability to add a header and footer inside the dropdown list. For this purpose, you will need to define the HeaderTemplate property and the FooterTemplate property.
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Commands Support
The Xamarin ComboBox supports commands that allow you to clear the selected item(s) from external UI and select all items from the source
