32 lines
869 B
Go
32 lines
869 B
Go
package gui
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// View defines the behavior of any element displayable on screen.
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// To define custom Views, it is recommended to add ViewTmpl
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// as the promoted anonymous field for your custom View struct.
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// It implements the View interface with useful default behavior
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type View interface {
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Events
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Style
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Layout(ctx AppContext) (prefWidth, prefHeight int)
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Draw(img *Image, ctx AppContext)
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}
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// Layout defines the behavior of a View which can hold multiple sub views
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type Layout interface {
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View
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Views() []View
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}
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// Wrapper defines the behavior of a Layout which can hold exactly one sub view.
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// To define custom Wrappers, it is recommended to add WrapperTmpl
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// as the promoted anonymous field for your custom Wrapper struct.
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// It implements the Wrapper interface with useful default behavior
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type Wrapper interface {
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Layout
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SetView(View)
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View() View
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}
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