diff options
Diffstat (limited to 'label.go')
| -rw-r--r-- | label.go | 14 |
1 files changed, 14 insertions, 0 deletions
@@ -2,11 +2,16 @@ package ui +import ( + "sync" +) + // A Label is a static line of text used to mark other controls. // Label text is drawn on a single line; text that does not fit is truncated. // A Label can appear in one of two places: bound to a control or standalone. // This determines the vertical alignment of the label. type Label struct { + lock sync.Mutex created bool sysData *sysData initText string @@ -34,6 +39,9 @@ func NewStandaloneLabel(text string) *Label { // SetText sets the Label's text. func (l *Label) SetText(text string) { + l.lock.Lock() + defer l.lock.Unlock() + if l.created { l.sysData.setText(text) return @@ -43,6 +51,9 @@ func (l *Label) SetText(text string) { // Text returns the Label's text. func (l *Label) Text() string { + l.lock.Lock() + defer l.lock.Unlock() + if l.created { return l.sysData.text() } @@ -50,6 +61,9 @@ func (l *Label) Text() string { } func (l *Label) make(window *sysData) error { + l.lock.Lock() + defer l.lock.Unlock() + l.sysData.alternate = l.standalone err := l.sysData.make(window) if err != nil { |