Breaking into different files

1 files changed, 62 insertions, 0 deletions

diff --git a/confirmation_panel.go b/confirmation_panel.go
new file mode 100644
index 000000000..b63534987
--- /dev/null
+++ b/confirmation_panel.go
@@ -0,0 +1,62 @@
+// lots of this has been directly ported from one of the example files, will brush up later
+
+// Copyright 2014 The gocui Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+
+  // "io"
+  // "io/ioutil"
+
+  "math"
+  // "strings"
+
+  "github.com/jroimartin/gocui"
+)
+
+func wrappedConfirmationFunction(function func(*gocui.Gui, *gocui.View) error) func(*gocui.Gui, *gocui.View) error {
+  return func(g *gocui.Gui, v *gocui.View) error {
+    if function != nil {
+      if err := function(g, v); err != nil {
+        panic(err)
+      }
+    }
+    if err := returnFocus(g, v); err != nil {
+      panic(err)
+    }
+    g.DeleteKeybindings("confirmation")
+    return g.DeleteView("confirmation")
+  }
+}
+
+func getConfirmationPanelDimensions(g *gocui.Gui, prompt string) (int, int, int, int) {
+  width, height := g.Size()
+  panelWidth := 60
+  panelHeight := int(math.Ceil(float64(len(prompt)) / float64(panelWidth)))
+  return width/2 - panelWidth/2,
+    height/2 - panelHeight/2 - panelHeight%2 - 1,
+    width/2 + panelWidth/2,
+    height/2 + panelHeight/2
+}
+
+func createConfirmationPanel(g *gocui.Gui, sourceView *gocui.View, title, prompt string, handleYes, handleNo func(*gocui.Gui, *gocui.View) error) error {
+  x0, y0, x1, y1 := getConfirmationPanelDimensions(g, prompt)
+  if v, err := g.SetView("confirmation", x0, y0, x1, y1); err != nil {
+    if err != gocui.ErrUnknownView {
+      return err
+    }
+    v.Title = title
+    renderString(g, "confirmation", prompt+" (y/n)")
+    switchFocus(g, sourceView, v)
+    if err := g.SetKeybinding("confirmation", 'n', gocui.ModNone, wrappedConfirmationFunction(handleNo)); err != nil {
+      return err
+    }
+    if err := g.SetKeybinding("confirmation", 'y', gocui.ModNone, wrappedConfirmationFunction(handleYes)); err != nil {
+      return err
+    }
+  }
+  return nil
+}