diff options
Diffstat (limited to 'basicctrls.go')
| -rw-r--r-- | basicctrls.go | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/basicctrls.go b/basicctrls.go index 4029d4e..8e4e926 100644 --- a/basicctrls.go +++ b/basicctrls.go @@ -143,8 +143,7 @@ func NewTextbox() Textbox { // Spinbox is a Control that provides a text entry field that accepts integers and up and down buttons to increment and decrement those values. // This control is in its preliminary state. // TODO everything: -// - TODO set increment -// - TODO set step +// - TODO set increment? (work on windows) // - TODO set page step? // - TODO wrapping // - TODO set/get integer value @@ -152,9 +151,19 @@ func NewTextbox() Textbox { // - TODO ensuring values entered in text box stay within bounds type Spinbox interface { Control + + // Value and SetValue get and set the current value of the Spinbox, respectively. + // For SetValue, if the new value is outside the current range of the Spinbox, it is set to the nearest extremity. + Value() int + SetValue(value int) } -// NewSpinbox creates a new Spinbox. -func NewSpinbox() Spinbox { - return newSpinbox() +// NewSpinbox creates a new Spinbox with the given minimum and maximum. +// The initial value will be the minimum value. +// NewSpinbox() panics if min > max. +func NewSpinbox(min int, max int) Spinbox { + if min > max { + panic("min > max in NewSpinbox()") + } + return newSpinbox(min, max) } |