1 files changed, 54 insertions, 0 deletions
diff --git a/pkg/gui/gui-navigate.go b/pkg/gui/gui-navigate.go
new file mode 100644
index 0000000..56d96de
--- /dev/null
+++ b/pkg/gui/gui-navigate.go
@@ -0,0 +1,54 @@
+package gui
+
+import (
+	log "github.com/sirupsen/logrus"
+	"github.com/jroimartin/gocui"
+)
+
+// focus to next view
+func (gui *Gui) nextView(g *gocui.Gui, v *gocui.View) error {
+	var focusedViewName string
+	if v == nil || v.Name() == mainViews[len(mainViews)-1].Name {
+		focusedViewName = mainViews[0].Name
+	} else {
+		for i := range mainViews {
+			if v.Name() == mainViews[i].Name {
+				focusedViewName = mainViews[i+1].Name
+				break
+			}
+			if i == len(mainViews)-1 {
+				return nil
+			}
+		}
+	}
+	if _, err := g.SetCurrentView(focusedViewName); err != nil {
+			log.Warn("Loading view cannot be focused.")
+			return nil
+	}
+	gui.updateKeyBindingsView(g, focusedViewName)
+	return nil
+}
+
+// focus to previous view
+func (gui *Gui) previousView(g *gocui.Gui, v *gocui.View) error {
+	var focusedViewName string
+	if v == nil || v.Name() == mainViews[0].Name {
+		focusedViewName = mainViews[len(mainViews)-1].Name
+	} else {
+		for i := range mainViews {
+			if v.Name() == mainViews[i].Name {
+				focusedViewName = mainViews[i-1].Name
+				break
+			}
+			if i == len(mainViews)-1 {
+				return nil
+			}
+		}
+	}
+	if _, err := g.SetCurrentView(focusedViewName); err != nil {
+			log.Warn("Loading view cannot be focused.")
+			return nil
+	}
+	gui.updateKeyBindingsView(g, focusedViewName)
+	return nil
+}