slave window docking

aarzilli · Sep 28, 2017 · 358b5ea · 358b5ea
1 parent a225bb4
commit 358b5ea
Show file tree

Hide file tree

Showing 8 changed files with 772 additions and 123 deletions.
diff --git a/_demo/demo.go b/_demo/demo.go
@@ -30,6 +30,12 @@ func id(fn func (*nucular.Window)) func () func(*nucular.Window) {
 	}
 }
 
+func saveFnFor(i byte) func() []byte {
+	return func() []byte {
+		return []byte{ i }
+	}
+}
+
 type Demo struct {
 	Name string
 	Title string
@@ -70,6 +76,16 @@ var demos = []Demo{
 	} },
 	{ "nestedmenu", "Nested menu demo", 0, id(nestedMenu) },
 	{ "list", "List", nucular.WindowNoScrollbar, id(listDemo) },
+	{ "saverestore", "Save / Restore", nucular.WindowNoScrollbar, nil },
+}
+
+func init() {
+	for i := range demos {
+		if demos[i].Name == "saverestore" {
+			demos[i].UpdateFn = saveRestoreDemo
+			return
+		}
+	}
 }
 
 var Wnd nucular.MasterWindow
@@ -98,11 +114,11 @@ func main() {
 	switch whichdemo {
 	case "multi", "":
 		Wnd = nucular.NewMasterWindow(0, "Multiwindow Demo", func(w *nucular.Window) {})
-		Wnd.PopupOpen("Multiwindow Demo", nucular.WindowTitle|nucular.WindowBorder | nucular.WindowMovable | nucular.WindowScalable|nucular.WindowNonmodal, rect.Rect{ 0, 0, 400, 300 }, true, multiDemo)
+		Wnd.PopupOpenPersistent("Multiwindow Demo", nucular.WindowTitle|nucular.WindowBorder | nucular.WindowMovable | nucular.WindowScalable|nucular.WindowNonmodal, rect.Rect{ 0, 0, 400, 300 }, true, multiDemo, saveFnFor('m'))
 	default:
 		for i := range demos {
 			if demos[i].Name == whichdemo {
-				Wnd = nucular.NewMasterWindow(demos[i].Flags, demos[i].Title, 				demos[i].UpdateFn())
+				Wnd = nucular.NewMasterWindow(demos[i].Flags, demos[i].Title, demos[i].UpdateFn())
 				break
 			}
 		}
@@ -337,7 +353,47 @@ func multiDemo(w *nucular.Window) {
 	w.Row(30).Static(100, 100, 100)
 	for i := range demos {
 		if w.ButtonText(demos[i].Name) {
-			w.Master().PopupOpen(demos[i].Title, nucular.WindowDefaultFlags|nucular.WindowNonmodal | demos[i].Flags, rect.Rect{0, 0, 200, 200}, true, demos[i].UpdateFn())
+			w.Master().PopupOpenPersistent(demos[i].Title, nucular.WindowDefaultFlags|nucular.WindowNonmodal | demos[i].Flags, rect.Rect{0, 0, 200, 200}, true, demos[i].UpdateFn(), saveFnFor(byte(i)))
+		}
+	}
+}
+
+func restoreFn(data []byte, openWndFn nucular.OpenWindowFn) error {
+	if data[0] == 'm' {
+		openWndFn("Multiwindow Demo", nucular.WindowTitle|nucular.WindowBorder | nucular.WindowMovable | nucular.WindowScalable|nucular.WindowNonmodal, multiDemo, saveFnFor('m'))
+		return nil
+	}
+	i := data[0]
+	openWndFn(demos[i].Title, nucular.WindowDefaultFlags|nucular.WindowNonmodal | demos[i].Flags, demos[i].UpdateFn(), saveFnFor(byte(i)))
+	return nil
+}
+
+func saveRestoreDemo() func(w *nucular.Window) {
+	var saveed nucular.TextEditor
+	saveed.Flags = nucular.EditSelectable | nucular.EditClipboard
+	wd, _ := os.Getwd()
+	saveed.Buffer = []rune(fmt.Sprintf("%s/save.sav", wd))
+	return func(w *nucular.Window) {
+		w.Row(30).Static(0)
+		saveed.Edit(w)
+		w.Row(30).Static(0, 100, 100)
+		w.Spacing(1)
+		if w.ButtonText("Save") {
+			s, err := w.Master().Save()
+			if err != nil {
+				fmt.Fprintf(os.Stderr, "Error saving layout: %v", err)
+			}
+			ioutil.WriteFile(string(saveed.Buffer), s, 0666)
+			w.Close()
+		}
+		if w.ButtonText("Restore") {
+			data, err := ioutil.ReadFile(string(saveed.Buffer))
+			if err != nil {
+				fmt.Fprintf(os.Stderr, "Error loading save file: %v", err)
+			} else {
+				w.Master().Restore(data, restoreFn)
+			}
+			w.Close()
 		}
 	}
 }