rename files

Signed-off-by: Jeff Carr <jcarr@wit.com>

gui-buttonClicks.go

@@ -45,8 +45,7 @@ func mainMouseClick(b *gui.GuiButton) {
 	}
 	log.Println("mainMouseClick() BACK IN CONTROL PANEL CODE")
 
-	var gw *gui.GuiWindow
-	gw = b.Box.Window
+	gw := b.Box.Window
 
 	if (gw == nil) {
 		log.Println("\tTHIS BUTTON IS BROKEN gw = nil")
@@ -92,8 +91,7 @@ func showAccountClick(b *gui.GuiButton) {
 	log.Println("\tmainMouseClick() values.Accounts =", values.Accounts)
 	log.Println("\tmainMouseClick() values.Name =    ", values.Name)
 
-	var gw *gui.GuiWindow
-	gw = b.Box.Window
+	gw := b.Box.Window
 
 	event := pb.MakeGetEvent()
 	event.Account = values.Account
@@ -148,9 +146,6 @@ func createVmClick(b *gui.GuiButton) {
 	log.Println("\tmainMouseClick() values.Accounts =", values.Accounts)
 	log.Println("\tmainMouseClick() values.Name =    ", values.Name)
 
-//	var gw *gui.GuiWindow
-//	gw = b.Box.Window
-
 	log.Println("\tTRIGGER CREATE VM")
 	State   = "CREATE"
 	event := pb.MakeAddVmEvent()

test4/Makefile

@@ -0,0 +1,3 @@
+run:
+	go build
+	./test4

test4/config.go

@@ -0,0 +1,220 @@
+package main
+
+/* 
+	This simply parses the command line arguments using the default golang
+	package called 'flag'. This can be used as a simple template to parse
+	command line arguments in other programs.
+
+	It puts everything in a 'config' Protobuf which I think is a good
+	wrapper around the 'flags' package and doesn't need a whole mess of
+	global variables
+*/
+
+import "log"
+import "os"
+import "os/user"
+import "flag"
+import "fmt"
+import "runtime"
+import "io/ioutil"
+import "strings"
+
+import "github.com/golang/protobuf/jsonpb"
+import pb "git.wit.com/wit/witProtobuf"
+
+import "github.com/davecgh/go-spew/spew"
+
+var config *pb.Config
+
+// This loads the config file and marshals it into the
+// config protocol buffer definition.
+// Then it is very easy to pass all the config options
+// around and the re-write that JSON file when the GUI
+// exits
+func loadConfigFile() {
+	// look up the user information
+	user, err := user.Current()
+	if err != nil {
+		onExit(err)
+	}
+	spew.Dump(user)
+
+	filename := ""
+	// TODO: confirm this is correct for MacOS and Windows
+	if runtime.GOOS == "linux" {
+		log.Println("loadConfigFile() OS: Linux")
+		filename = user.HomeDir + "/.config/cloud-control-panel.json"
+	} else if runtime.GOOS == "windows" {
+		log.Println("loadConfigFile() OS: Windows")
+		filename = user.HomeDir + "\\cloud-control-panel.json"
+	} else {
+		log.Println("loadConfigFile() OS: " + runtime.GOOS)
+		filename = user.HomeDir + "/.cloud-control-panel.json"
+	}
+
+	tmp := loadConfigFromFilename(filename)
+	config = &tmp
+
+	config.Filename = filename
+}
+
+var customUsage = func() {
+	fmt.Fprintf(flag.CommandLine.Output(), "Usage of %s:\n", os.Args[0])
+	flag.PrintDefaults()
+
+	fmt.Println("")
+	fmt.Println("EXAMPLES:")
+	fmt.Println("")
+	fmt.Println(os.Args[0] + " --hostname test.hostname.wit.com")
+	fmt.Println("")
+}
+var defaultconfig	*bool
+
+func parseFlags() {
+	var hostname	string
+
+	// always override the debugging flag from the command line
+	var debug	*bool
+	var debugtable	*bool
+
+	flag.StringVar  (&hostname,      "hostname",      "localhost",  "Your full hostname")
+
+	height		:= flag.Int ("height",            0,            "Height of the Window")
+	width		:= flag.Int ("width",             0,            "Width of the Window")
+	debug		 = flag.Bool("debug",             false,        "Enable debugging")
+	defaultconfig	 = flag.Bool("defaultconfig",     false,        "Use the default config file")
+	debugtable	 = flag.Bool("debugtable",        false,        "Enable GUI table debugging")
+
+	// Set the output if something fails to stdout rather than stderr
+	flag.CommandLine.SetOutput(os.Stdout)
+
+	flag.Usage = customUsage
+	flag.Parse()
+
+	if flag.Parsed() {
+		log.Println("flag.Parse() worked")
+	} else {
+		log.Println("flag.Parse() failed")
+		onExit(nil)
+	}
+
+	if (*width > 100) {
+		log.Println("ENABLE width =", int32(*width))
+		config.Width  = int32(*width)
+	}
+	if (*height > 100) {
+		log.Println("ENABLE height =", int32(*height))
+		config.Height = int32(*height)
+	}
+
+	if (hostname == "") {
+		config.Hostname = hostname
+	}
+
+	// never allow these to be set in the config file
+	config.Debug       = *debug
+	config.Debugtable  = *debugtable
+}
+
+// Convert a Protobuf to JSON
+func PBtoJSON() string {
+	// this makes a sample protobuf
+	c := pb.MakeDefaultConfig()
+
+	marshaler := &jsonpb.Marshaler{}
+	stuff, _ := marshaler.MarshalToString(c)
+	log.Println(stuff)
+	return stuff
+}
+
+func writeToFile(filename string, a string) {
+	f, _ := os.Create(filename)
+	f.WriteString(a)
+	f.Close()
+}
+
+func saveConfig() {
+	filename := config.Filename
+	if (filename == "") {
+		log.Println("NOT SAVING CONFIG FILE")
+	} else {
+		marshaler := &jsonpb.Marshaler{}
+		stuff, _ := marshaler.MarshalToString(config)
+		log.Println(stuff)
+
+		writeToFile(filename, stuff)
+	}
+}
+
+// will load the default config from within the go binary
+func loadConfigFromFilename(filename string) pb.Config {
+	sets := pb.Config{}
+	b, err := ioutil.ReadFile(filename)
+	if err != nil {
+		log.Println("ioutil.ReadFile() ERROR =", err)
+		// This probably means this is the first time the user is opening this
+		sets.Errors += 1
+		sets.Crash = "err"
+		sets.Counter = 1
+		sets.Width = 500
+		sets.Height = 500
+		return sets
+	}
+	log.Println("ioutil.ReadFile() b =", b)
+
+	err = jsonpb.Unmarshal(strings.NewReader(string(b)), &sets)
+	if err != nil {
+		log.Println("jsonpb.Unmarshal() ERROR =", err)
+	}
+	spew.Dump(sets)
+	return sets
+}
+
+// will load the default config from within the go binary
+func loadDefaultConfig() *pb.Config {
+	log.Println("TRY TO LOAD DEFAULT CONFIG")
+	// defaultConfig, _ := packrBox.FindString("protobuf-config.json")
+	b, err := packrBox.FindString("cloud-control-panel.json")
+	log.Println("b =", b)
+	log.Println("err =", err)
+	// var newpb *pb.Config
+	sets := pb.Config{}
+
+	err = jsonpb.Unmarshal(strings.NewReader(string(b)), &sets)
+	if err != nil {
+		log.Println("jsonpb.Unmarshal() ERROR =", err)
+	}
+	spew.Dump(sets)
+	return &sets
+}
+
+//
+// This is what you call from main()
+//
+func parseConfig() {
+	// first load the config file
+	loadConfigFile()
+
+	// override the config file from the command line
+	parseFlags()
+
+	log.Println("config.width",	config.Width)
+	log.Println("config.height",	config.Height)
+	log.Println("config.debug",	config.Debug)
+
+	// check that the config parsing worked
+	for key, foo := range config.Accounts {
+		log.Println("account =          ", key, foo)
+		log.Println("Accounts[key] =    ", config.Accounts[key])
+	}
+	if (config.Accounts == nil) {
+		log.Println("loadConfigFile() config.Accounts == nil")
+		log.Println("If debugging is on, should load default config here")
+		if (*defaultconfig == true) {
+			log.Println("Debugging is on, loading debug config accounts")
+			tmp := loadDefaultConfig()
+			config.Accounts = tmp.Accounts
+			log.Println("loadConfigFile() config.Accounts =", config.Accounts)
+		}
+	}
+}

test4/main.go

@@ -0,0 +1,103 @@
+package main
+
+import "log"
+import "os"
+import "time"
+// import "reflect"
+
+// this is the king of dns libraries
+// import "github.com/miekg/dns"
+
+import "git.wit.com/wit/gui"
+import pb "git.wit.com/wit/witProtobuf"
+// import "git.wit.com/jcarr/dnssecsocket"
+
+import "github.com/gobuffalo/packr"
+// import "github.com/davecgh/go-spew/spew"
+
+var GITCOMMIT	string	// this is passed in as an ldflag
+var GOVERSION	string	// this is passed in as an ldflag
+var BUILDTIME	string	// this is passed in as an ldflag
+var VERSION	string	// this is passed in as an ldflag
+
+var State	string	// used as a State machine
+
+type myButtonInfo struct {
+	Account		*pb.Account	// associated with what account?
+	Accounts	[]*pb.Account	// associated with what account?
+	VM		*pb.Event_VM	// associated with which VM?
+	Custom		func (*gui.GuiButton)
+	ADD		func (*gui.GuiButton)
+	Name		string
+	Action		string
+}
+
+var packrBox packr.Box
+
+func onExit(err error) {
+	os.Exit(0)
+}
+
+func main() {
+	packrBox = packr.NewBox("./resources")
+
+	parseConfig()
+
+	go gui.WatchGUI()
+
+	config.Hostname	= "localhost"
+	config.IPv6		= "notvalid"
+
+	gui.Data.MouseClick     = func (*gui.GuiButton) {
+		log.Println("mainMouseClick() BACK IN CONTROL PANEL CODE")
+	}
+
+	gui.Config.Width	= int(config.Width)
+	gui.Config.Height	= int(config.Height)
+
+	gui.Config.Debug	= config.Debug
+	gui.Config.DebugTable	= config.Debugtable
+	log.Println("gui.Config.Debug = ", gui.Config.Debug)
+	log.Println("gui.Config.DebugTable = ", gui.Config.DebugTable)
+
+	go gui.StartNewWindow(false, "test4", showBox)
+	time.Sleep(time.Second * 2)
+	gui.StartNewWindow(false, "test5", showBox)
+}
+
+func showBox(gw *gui.GuiWindow) *gui.GuiBox {
+	log.Println("ShowSplashBox() START")
+
+	box := gui.HardBox(gw, gui.Yaxis, "Cloud Accounts")
+
+	log.Println("showBox() START GW IS NOW: gw =", gw)
+	log.Println("showBox() box =", box)
+
+	gui.NewLabel(box, "Hostname:")
+	makeButton(box, nil, nil, "EMPTY", "SUBDOMAIN", nil)
+	makeButton(box, nil, nil, "List all windows & tabs", "SUBDOMAIN", func (*gui.GuiButton) {
+		log.Println("showBox() gui.DumpBoxes()")
+		gui.DumpBoxes()
+	})
+
+	return box
+}
+
+// stores the fields we want to map into our private structure 'values'
+func makeGuiButtonValues(box *gui.GuiBox, a *pb.Account, vm *pb.Event_VM,
+		name string, action string, custom func(*gui.GuiButton)) *myButtonInfo {
+	val          := &myButtonInfo{}
+	val.Account  = a
+	val.Accounts = config.Accounts
+	val.VM       = vm
+	val.Custom   = custom
+	val.Name     = "jcarr"
+	val.Action   = action
+	return val
+}
+
+func makeButton(box *gui.GuiBox, a *pb.Account, vm *pb.Event_VM,
+		name string, action string, custom func(*gui.GuiButton)) *gui.GuiButton {
+	val := makeGuiButtonValues(box, a, vm, name, action, custom)
+	return gui.CreateButton(box, custom, name, val)
+}