Reverted everything back to the old API.

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