1 files changed, 36 insertions, 0 deletions
diff --git a/gui/errorview.go b/gui/errorview.go
new file mode 100644
index 0000000..f679b54
--- /dev/null
+++ b/gui/errorview.go
@@ -0,0 +1,36 @@
+package gui
+
+import (
+	"fmt"
+
+	"github.com/jroimartin/gocui"
+)
+
+var errorReturnView string
+
+// open an error view to inform user with a message and a useful note
+func (gui *Gui) openErrorView(g *gocui.Gui, message, note, returnViewName string) error {
+	maxX, maxY := g.Size()
+	errorReturnView = returnViewName
+	v, err := g.SetView(errorViewFeature.Name, maxX/2-30, maxY/2-3, maxX/2+30, maxY/2+3)
+	if err != nil {
+		if err != gocui.ErrUnknownView {
+			return err
+		}
+		v.Title = errorViewFeature.Title
+		v.Wrap = true
+		ps := red.Sprint("Note:") + " " + note
+		fmt.Fprintln(v, message)
+		fmt.Fprintln(v, ps)
+	}
+	return gui.focusToView(errorViewFeature.Name)
+}
+
+// close the opened error view
+func (gui *Gui) closeErrorView(g *gocui.Gui, v *gocui.View) error {
+
+	if err := g.DeleteView(v.Name()); err != nil {
+		return nil
+	}
+	return gui.closeViewCleanup(errorReturnView)
+}