andlabs-ui/checkbox.go

58 lines
1.1 KiB
Go

// 13 february 2014
//package ui
package main
import (
"sync"
)
// A Checkbox is a clickable square with a label. The square can be either checked or unchecked.
type Checkbox struct {
// TODO provide a channel for broadcasting check changes
lock sync.Mutex
created bool
sysData *sysData
initText string
initCheck bool
}
// NewCheckbox creates a new checkbox with the specified text.
func NewCheckbox(text string) (c *Checkbox) {
return &Checkbox{
sysData: &sysData{
cSysData: cSysData{
ctype: c_checkbox,
},
},
initText: text,
}
}
// SetText sets the checkbox's text.
func (c *Checkbox) SetText(text string) (err error) {
c.lock.Lock()
defer c.lock.Unlock()
// TODO handle created
c.initText = text
return nil
}
// TODO Checked()
func (c *Checkbox) apply(window *sysData) error {
c.lock.Lock()
defer c.lock.Unlock()
return c.sysData.make(c.initText, 300, 300, window)
// TODO size to parent size
}
func (c *Checkbox) setRect(x int, y int, width int, height int) error {
c.lock.Lock()
defer c.lock.Unlock()
return c.sysData.setRect(x, y, width, height)
}