69 lines
1.8 KiB
Go
69 lines
1.8 KiB
Go
// 7 july 2014
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package ui
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// Control represents a control.
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// All Controls have event handlers that take a single argument (the Doer active during the event) and return nothing.
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type Control interface {
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controlParent // platform-specific
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// TODO enable/disable (public)
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// TODO show/hide (public)
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containerShow() // for Windows, where all controls need ot belong to an overlapped window, not to a container control; these respect programmer settings
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containerHide()
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controlSizing
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}
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// Button is a clickable button that performs some task.
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type Button interface {
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Control
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// OnClicked sets the event handler for when the Button is clicked.
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OnClicked(func())
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// Text and SetText get and set the Button's label text.
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Text() string
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SetText(text string)
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}
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// NewButton creates a new Button with the given label text.
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func NewButton(text string) Button {
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return newButton(text)
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}
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// Checkbox is a clickable box that indicates some Boolean value.
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type Checkbox interface {
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Control
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// OnClicked sets the event handler for when the Checkbox is clicked (to change its toggle state).
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// TODO change to OnToggled() or OnChecked()?
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OnClicked(func())
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// Text and SetText are Requests that get and set the Checkbox's label text.
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Text() string
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SetText(text string)
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// Checked and SetChecked get and set the Checkbox's check state.
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Checked() bool
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SetChecked(checked bool)
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}
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// NewCheckbox creates a new Checkbox with the given label text.
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// The Checkbox will be initially unchecked.
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func NewCheckbox(text string) Checkbox {
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return newCheckbox(text)
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}
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// LineEdit blah blah blah TODO write this
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// TODO change name
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type LineEdit interface {
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Control
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// TODO figure out what events are appropriate
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// Text and SetText are Requests that get and set the Checkbox's label text.
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Text() string
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SetText(text string)
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}
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// TODO NewLineEdit, NewPasswordEdit, ...
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