andlabs/combobox.go

78 lines
1.7 KiB
Go

package main
import (
"go.wit.com/dev/andlabs/ui"
_ "go.wit.com/dev/andlabs/ui/winmanifest"
"go.wit.com/log"
"go.wit.com/toolkits/tree"
)
func newCombobox(p, n *tree.Node) {
if notNew(n) {
return
}
newt := new(guiWidget)
cb := ui.NewEditableCombobox()
newt.uiEditableCombobox = cb
newt.uiControl = cb
// initialize the index
newt.c = 0
newt.val = make(map[int]string)
cb.OnChanged(func(spin *ui.EditableCombobox) {
n.State.CurrentS = spin.Text()
log.Log(ANDLABS, "combobox changed ="+spin.Text()+".")
me.myTree.SendUserEvent(n)
})
n.TK = newt
place(p, n)
log.Log(ANDLABS, "add combobox entries on create:", n.State.Strings)
// add the initial combobox entries
for i, s := range n.State.Strings {
log.Log(ANDLABS, "add combobox entries on create progname:", n.GetProgName(), "State.Strings =", i, s)
addComboboxName(n, s)
}
cur := n.CurrentS()
log.Log(ANDLABS, "add combobox: set default value on create to", cur)
setComboboxName(n, cur)
}
func addComboboxName(n *tree.Node, s string) {
if !ready(n) {
return
}
var tk *guiWidget
tk = n.TK.(*guiWidget)
log.Log(ANDLABS, "addComboboxName()", n.WidgetId, "add:", s)
tk.uiEditableCombobox.Append(s)
if tk.val == nil {
log.Log(INFO, "make map didn't work")
return
}
tk.val[tk.c] = s
// If this is the first menu added, set the dropdown to it
if tk.c == 0 {
log.Log(ANDLABS, "addComboboxName() first string:", s)
tk.uiEditableCombobox.SetText(s)
}
tk.c = tk.c + 1
}
func setComboboxName(n *tree.Node, s string) bool {
if !ready(n) {
return false
}
var tk *guiWidget
tk = n.TK.(*guiWidget)
log.Log(ANDLABS, "SetComboboxName()", n.WidgetId, ",", s)
tk.uiEditableCombobox.SetText(s)
return false
}