1 files changed, 139 insertions, 0 deletions
diff --git a/widget.go b/widget.go
new file mode 100644
index 0000000..ff8df1b
--- /dev/null
+++ b/widget.go
@@ -0,0 +1,139 @@
+package main
+
+import (
+	"go.wit.com/lib/widget"
+	"go.wit.com/log"
+)
+
+func initWidget(n *node) *guiWidget {
+	var w *guiWidget
+	w = new(guiWidget)
+	// Set(w, "default")
+
+	w.frame = true
+
+	// set the name used by gocui to the id
+	w.cuiName = string(n.WidgetId)
+
+	if n.WidgetType == widget.Root {
+		log.Log(INFO, "setupWidget() FOUND ROOT w.id =", n.WidgetId)
+		n.WidgetId = 0
+		me.rootNode = n
+		return w
+	}
+
+	if n.WidgetType == widget.Grid {
+		w.widths = make(map[int]int)  // how tall each row in the grid is
+		w.heights = make(map[int]int) // how wide each column in the grid is
+	}
+
+	return w
+}
+
+func setupCtrlDownWidget() {
+	a := new(widget.Action)
+	a.ProgName = "ctrlDown"
+	a.WidgetType = widget.Dialog
+	a.WidgetId = -1
+	a.ParentId = 0
+	n := addNode(a)
+
+	me.ctrlDown = n
+}
+
+func (n *node) deleteView() {
+	w := n.tk
+	if w.v != nil {
+		w.v.Visible = false
+		return
+	}
+	// make sure the view isn't really there
+	me.baseGui.DeleteView(w.cuiName)
+	w.v = nil
+}
+
+// searches the binary tree for a WidgetId
+func (n *node) findWidgetName(name string) *node {
+	if n == nil {
+		return nil
+	}
+
+	if n.tk.cuiName == name {
+		return n
+	}
+
+	for _, child := range n.children {
+		newN := child.findWidgetName(name)
+		if newN != nil {
+			return newN
+		}
+	}
+	return nil
+}
+
+func (n *node) IsCurrent() bool {
+	w := n.tk
+	if n.WidgetType == widget.Tab {
+		return w.isCurrent
+	}
+	if n.WidgetType == widget.Window {
+		return w.isCurrent
+	}
+	if n.WidgetType == widget.Root {
+		return false
+	}
+	return n.parent.IsCurrent()
+}
+
+func (n *node) Visible() bool {
+	if n == nil {
+		return false
+	}
+	if n.tk == nil {
+		return false
+	}
+	if n.tk.v == nil {
+		return false
+	}
+	return n.tk.v.Visible
+}
+
+func (n *node) SetVisible(b bool) {
+	if n == nil {
+		return
+	}
+	if n.tk == nil {
+		return
+	}
+	if n.tk.v == nil {
+		return
+	}
+	n.tk.v.Visible = b
+}
+
+func addDropdown() *node {
+	n := new(node)
+	n.WidgetType = widget.Flag
+	n.WidgetId = -2
+	n.ParentId = 0
+
+	// copy the data from the action message
+	n.progname = "DropBox"
+	n.tk.label = "DropBox text"
+
+	// store the internal toolkit information
+	n.tk = new(guiWidget)
+	n.tk.frame = true
+
+	// set the name used by gocui to the id
+	n.tk.cuiName = "-1 dropbox"
+
+	n.tk.color = &colorFlag
+
+	// add this new widget on the binary tree
+	n.parent = me.rootNode
+	if n.parent != nil {
+		n.parent.children = append(n.parent.children, n)
+	}
+	return n
+}