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// Although most code from WIT.COM Inc is under the GPL
// This code is more generic because it must be able
// to be used in any GUI plugin
package tree
import (
"fmt"
"os"
"runtime/debug"
"sync"
"go.wit.com/log"
"go.wit.com/widget"
)
var muAction sync.Mutex
// TODO: add checks for nil function pointers
func (me *TreeInfo) newAction(a widget.Action) {
n := treeRoot.FindWidgetId(a.WidgetId)
switch a.ActionType {
case widget.Add:
if n == nil {
n := me.AddNode(&a)
me.Add(n)
return
}
log.Log(TREEWARN, "attempting to re-add widget", a.WidgetId, a.WidgetType, a.ActionType)
return
}
if n == nil {
// log.Log(TREEWARN, "tree.FindWidgetId() n == nil", a.WidgetId, a.WidgetType, a.ActionType)
// log.Log(TREEWARN, "tree.FindWidgetId() n == nil", a.State.CurrentS)
// log.Log(TREEWARN, "tree.FindWidgetId() n == nil. This should not happen. Bug in gui or tree package?")
// log.Log(TREEWARN, "tree.FindWidgetId() n == nil. A bug in your application?")
return
}
switch a.ActionType {
case widget.SetText:
log.Log(TREE, "tree.SetText() a.State.CurrentS =", a.State.CurrentS)
log.Log(TREE, "tree.SetText() a.State.DefaultS =", a.State.DefaultS)
log.Log(TREE, "tree.SetText() a.State.NewString =", a.State.NewString)
switch n.WidgetType {
case widget.Dropdown:
me.SetText(n, a.State.NewString)
case widget.Combobox:
me.SetText(n, a.State.NewString)
case widget.Textbox:
me.SetText(n, a.State.NewString)
case widget.Window:
me.SetTitle(n, a.State.Label)
default:
// buttons, checkboxes, groups, etc
me.SetLabel(n, a.State.Label)
}
case widget.AddText:
switch n.WidgetType {
case widget.Dropdown:
n.ddStrings = append(n.ddStrings, a.State.NewString)
me.AddText(n, a.State.NewString)
case widget.Combobox:
n.ddStrings = append(n.ddStrings, a.State.NewString)
me.AddText(n, a.State.NewString)
default:
log.Log(TREEWARN, "AddText() not supported on widget", n.WidgetType, n.String())
}
case widget.Checked:
switch n.WidgetType {
case widget.Checkbox:
if me.SetChecked == nil {
log.Log(TREEWARN, "SetChecked() == nil in toolkit", me.PluginName)
} else {
me.SetChecked(n, a.State.Checked)
}
default:
log.Log(TREEWARN, "SetChecked() not supported on widget", n.WidgetType, n.String())
}
default:
me.NodeAction(n, a.ActionType)
}
}
func (me *TreeInfo) catchActionChannel() {
defer func() {
if r := recover(); r != nil {
log.Log(TREEWARN, "YAHOOOO. Recovered in tree.catchActionChannel()", r)
log.Log(TREEWARN, "YAHOOOO. Recovered in tree.catchActionChannel() Plugin:", me.PluginName)
me.SendToolkitPanic()
debug.PrintStack()
me.ToolkitClose()
if me.PluginName == "nocui" {
os.Exit(-1)
}
}
}()
log.Log(TREE, "catchActionChannel() START")
for {
log.Log(TREE, "catchActionChannel() for loop")
select {
case a := <-me.pluginChan:
log.Verbose("catchActionChannel() on ", a.WidgetId, a.WidgetType, a.ProgName)
muAction.Lock()
me.newAction(a)
muAction.Unlock()
}
}
}
func New() *TreeInfo {
me := new(TreeInfo)
me.pluginChan = make(chan widget.Action, 1)
me.config = configLoad()
log.Log(TREE, "Init() start channel reciever")
go me.catchActionChannel()
log.Log(TREE, "Init() END")
return me
}
func (t *TreeInfo) ConfigFind(n string) (string, error) {
all := t.config.All() // get the list of repos
for all.Scan() {
r := all.Next()
if t.PluginName != r.Plugin {
continue
}
if n == r.Name {
return r.Value, nil
}
log.Info("toolkit config", r.Plugin, r.Name, r.Value, n)
}
return "", fmt.Errorf("toolkit config %s not found", n)
}
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