work around a toolkit panic()v0.12.11

    things should work when
        GUI is not really there
    Int() and Bool()
    helloworld works
    compiles and runs
    RawWindow shouldn't auto exit
    add StandardExit()

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

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

1 files changed, 55 insertions, 1 deletions

diff --git a/main.go b/main.go
index 4955ac9..29eedc7 100644
--- a/main.go
+++ b/main.go
@@ -60,7 +60,7 @@ func (n *Node) findId(i int) (*Node) {
 func watchCallback() {
 	log.Info("guiChan() START")
 	for {
-		log.Info("guiChan() restarted")
+		log.Info("guiChan() select restarted")
 	    	select {
 		case a := <-me.guiChan:
 			if (a.ActionType == widget.UserQuit) {
@@ -69,9 +69,52 @@ func watchCallback() {
 				log.Exit("wit/gui toolkit.UserQuit")
 				break
 			}
+			if (a.ActionType == widget.CloseWindow) {
+				log.Warn("guiChan() Close Window")
+				StandardExit()
+				break
+			}
+			if (a.ActionType == widget.ToolkitPanic) {
+				log.Warn("guiChan() Toolkit panic() in", a.ProgName)
+				log.Warn("guiChan() unload toolkit plugin here", a.ProgName)
+				me.rootNode.ListToolkits()
+				for _, aplug := range allPlugins {
+					log.Warn("ListToolkits() already loaded toolkit plugin =", aplug.name)
+					if aplug.name == a.ProgName {
+						log.Warn("FOUND PLUGIN =", aplug.name)
+						log.Warn("unload here")
+						log.Warn("panic on purpose")
+						me.rootNode.CloseToolkit(aplug.name)
+						// panic("panic trapped!")
+						// log.Sleep(.5)
+						// me.rootNode.LoadToolkit("gocui")
+						break
+					}
+				}
+				// StandardExit()
+				me.rootNode.LoadToolkit("nocui")
+				break
+			}
+			if (a.ActionType == widget.ToolkitLoad) {
+				newPlug := widget.GetString(a.Value)
+				log.Warn("Attempt to load a new toolkit", newPlug, "here")
+				me.rootNode.LoadToolkit(newPlug)
+			}
 			if (a.ActionType == widget.EnableDebug) {
 				log.Warn("guiChan() Enable Debugging Window")
 				log.Warn("guiChan() TODO: not implemented")
+				log.Warn("guiChan() Listing Toolkits:")
+				PLUG.Set(true)
+				me.rootNode.ListToolkits()
+				me.rootNode.ListChildren(true)
+				for i, aplug := range allPlugins {
+					log.Warn("plug =", i, aplug.name)
+					if aplug.name == "andlabs" {
+						log.Warn("Found plug =", i, aplug.name)
+						//closePlugin(aplug)
+						allPlugins = allPlugins[1:]
+					}
+				}
 				// DebugWindow()
 				break
 			}
@@ -191,3 +234,14 @@ func StandardExit() {
 	}
 	log.Exit(0)
 }
+
+// The window is destroyed and the application exits
+// TODO: properly exit the plugin since Quit() doesn't do it
+func (n *Node) StandardExit() {
+	log.Log(NOW, "wit/gui Standard Window Exit. running os.Exit()")
+	log.Log(NOW, "StandardExit() attempt to exit each toolkit plugin")
+	for i, plug := range allPlugins {
+		log.Log(NOW, "NewButton()", i, plug)
+	}
+	log.Exit(0)
+}