diff options
Diffstat (limited to 'checkbox.go')
| -rw-r--r-- | checkbox.go | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/checkbox.go b/checkbox.go index 1293dfc..934da90 100644 --- a/checkbox.go +++ b/checkbox.go @@ -2,8 +2,13 @@ package ui +import ( + "sync" +) + // A Checkbox is a clickable square with a label. The square can be either checked or unchecked. Checkboxes start out unchecked. type Checkbox struct { + lock sync.Mutex created bool sysData *sysData initText string @@ -20,6 +25,9 @@ func NewCheckbox(text string) (c *Checkbox) { // SetText sets the checkbox's text. func (c *Checkbox) SetText(text string) { + c.lock.Lock() + defer c.lock.Unlock() + if c.created { c.sysData.setText(text) return @@ -29,6 +37,9 @@ func (c *Checkbox) SetText(text string) { // Text returns the checkbox's text. func (c *Checkbox) Text() string { + c.lock.Lock() + defer c.lock.Unlock() + if c.created { return c.sysData.text() } @@ -37,6 +48,9 @@ func (c *Checkbox) Text() string { // SetChecked() changes the checked state of the Checkbox. func (c *Checkbox) SetChecked(checked bool) { + c.lock.Lock() + defer c.lock.Unlock() + if c.created { c.sysData.setChecked(checked) return @@ -46,6 +60,9 @@ func (c *Checkbox) SetChecked(checked bool) { // Checked() returns whether or not the Checkbox has been checked. func (c *Checkbox) Checked() bool { + c.lock.Lock() + defer c.lock.Unlock() + if c.created { return c.sysData.isChecked() } @@ -53,6 +70,9 @@ func (c *Checkbox) Checked() bool { } func (c *Checkbox) make(window *sysData) error { + c.lock.Lock() + defer c.lock.Unlock() + err := c.sysData.make(window) if err != nil { return err |