initial commit

1 files changed, 79 insertions, 0 deletions

diff --git a/basicDropdown.go b/basicDropdown.go
new file mode 100644
index 0000000..2279ee3
--- /dev/null
+++ b/basicDropdown.go
@@ -0,0 +1,79 @@
+/*
+	A Labeled Dropdown widget:
+
+	-----------------------------
+	|            |              |
+	|   Food:    |  <dropdown>  |
+	|            |              |
+	-----------------------------
+
+	This being a 'Basic Dropdown', the dropdown names must be unique
+*/
+package gadgets
+
+import 	(
+	"go.wit.com/log"
+	"go.wit.com/gui/gui"
+)
+
+type BasicDropdown struct {
+	ready	bool
+	name	string
+
+	parent	*gui.Node	// parent widget
+	l	*gui.Node	// label widget
+	d	*gui.Node	// dropdown widget
+
+	value	string
+	label	string
+
+	Custom func()
+}
+
+func (d *BasicDropdown) Get() string {
+	if ! d.Ready() {return ""}
+	return d.d.GetText()
+}
+
+// Returns true if the status is valid
+func (d *BasicDropdown) Ready() bool {
+	if d == nil {return false}
+	return d.ready
+}
+
+func (d *BasicDropdown) Add(value string) {
+	if ! d.Ready() {return}
+	log.Println("BasicDropdown.Set() =", value)
+	d.d.AddDropdownName(value)
+	return
+}
+
+func (d *BasicDropdown) Set(value string) bool {
+	if ! d.Ready() {return false}
+	log.Println("BasicDropdown.Set() =", value)
+	d.l.SetText(value)
+	d.value = value
+	return true
+}
+
+func NewBasicDropdown(p *gui.Node, name string) *BasicDropdown {
+	d := BasicDropdown {
+		parent: p,
+		name: name,
+		ready: false,
+	}
+
+	// various timeout settings
+	d.l = p.NewLabel(name)
+	d.d = p.NewDropdown("")
+	d.d.Custom = func() {
+		d.value = d.Get()
+		log.Println("BasicDropdown.Custom() user changed value to =", d.value)
+		if d.Custom != nil {
+			d.Custom()
+		}
+	}
+
+	d.ready = true
+	return &d
+}