common tree package for toolkitsv0.12.4

    This update provides *lots* of toolkit updates. This will allow
        the next step of debugging the gocui toolkit to make it work
        again. There are new common routines for handling the plugin
        channel communication

Signed-off-by: Jeff Carr <[email protected]>

1 files changed, 58 insertions, 0 deletions

diff --git a/tree/init.go b/tree/init.go
new file mode 100644
index 0000000..cdbd62a
--- /dev/null
+++ b/tree/init.go
@@ -0,0 +1,58 @@
+package tree
+
+import (
+	"sync"
+	"errors"
+
+	"go.wit.com/log"
+	"go.wit.com/gui/widget"
+)
+
+var muAction sync.Mutex
+
+func (me *TreeInfo) toolkit(a widget.Action) {
+	if me.ActionFromChannel == nil {
+		log.Error(errors.New("toolkit ActionFromChannel == nil"), a.WidgetId, a.ActionType, a.WidgetType)
+		return
+	}
+	me.ActionFromChannel(a)
+}
+
+func (me *TreeInfo) catchActionChannel() {
+	defer func() {
+		if r := recover(); r != nil {
+			log.Warn("nocui YAHOOOO Recovered in simpleStdin()", r)
+			me.DoToolkitPanic()
+			panic(-1)
+		}
+	}()
+	log.Info("catchActionChannel() START")
+	for {
+		log.Info("catchActionChannel() for loop")
+	    	select {
+		case a := <-me.pluginChan:
+			log.Info("catchActionChannel() SELECT widget id =", a.WidgetId, a.ProgName)
+			log.Warn("catchActionChannel() STUFF", a.WidgetId, a.ActionType, a.WidgetType)
+			if a.WidgetType == widget.Dropdown {
+				log.Warn("Found dropdown", a.WidgetId, a.ActionType, a.WidgetType)
+				for i, s := range a.State.Strings {
+					log.Warn("a.State.Strings =", i, s)
+				}
+			}
+			muAction.Lock()
+			me.toolkit(a)
+			muAction.Unlock()
+			log.Info("catchActionChannel() STUFF END", a.WidgetId, a.ActionType, a.WidgetType)
+		}
+	}
+}
+
+func New() *TreeInfo {
+	me := new(TreeInfo)
+	me.pluginChan = make(chan widget.Action, 1)
+
+	log.Info("Init() start channel reciever")
+	go me.catchActionChannel()
+	log.Info("Init() END")
+	return me
+}