Dropdown.md

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Dropdown

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A dropdown list. Inherited from Button

• DefaultProperty：Text
• DefaultEvent：SelectedValueChanged

Properties

Name	Description	Type	Default Value
ListAutoWidth	List automatic width	bool	true
Trigger	Trigger dropdown behavior	Trigger	Click
Placement	Menu pop-up location	TAlignFrom	BL
MaxCount	Maximum of displayed items in the list	int	4
DropDownRadius	Pull down rounded corner	int?	null
DropDownArrow	Is the dropdown arrow displayed	bool	false
DropDownPadding	Pull down margin	Size	12, 5
DropDownTextAlign	Dropdown text alignment	TAlign	Left
ClickEnd	Click to the end	bool	false
Empty	Drop down even if empty	bool	false
Items	Data More Styles	BaseCollection	-
SelectedValue	Selected value	object?	null

Events

Name	Description	Return Value	Parameters
SelectedValueChanged	Occurred when the SelectedValue property value is changed	void	object? value
ItemClick	Occurs when an item is clicked	void	object? value Clicked item
DrawItem	Triggered before child item external rendering	bool Whether rendering was handled	DrawItemEventArgs e Event parameters, including canvas, rectangle, item information, etc.