support arrow keys

to work for selecting an entry in a panel, as in j and k

Request: support arrow keys ↑↓ #25

Author: skanehira

panel/containerPanel.go

@@ -117,12 +117,6 @@ func (c *ContainerList) SetView(g *gocui.Gui) error {
 func (c *ContainerList) SetKeyBinding() {
 	c.SetKeyBindingToPanel(c.name)
 
-	if err := c.SetKeybinding(c.name, 'j', gocui.ModNone, CursorDown); err != nil {
-		panic(err)
-	}
-	if err := c.SetKeybinding(c.name, 'k', gocui.ModNone, CursorUp); err != nil {
-		panic(err)
-	}
 	if err := c.SetKeybinding(c.name, gocui.KeyEnter, gocui.ModNone, c.DetailContainer); err != nil {
 		panic(err)
 	}

panel/gui.go

@@ -108,6 +108,18 @@ func (gui *Gui) SetKeyBindingToPanel(panel string) {
 	if err := gui.SetKeybinding(panel, gocui.KeyCtrlO, gocui.ModNone, gui.DockerInfo); err != nil {
 		panic(err)
 	}
+	if err := gui.SetKeybinding(panel, 'j', gocui.ModNone, CursorDown); err != nil {
+		panic(err)
+	}
+	if err := gui.SetKeybinding(panel, gocui.KeyArrowDown, gocui.ModNone, CursorDown); err != nil {
+		panic(err)
+	}
+	if err := gui.SetKeybinding(panel, 'k', gocui.ModNone, CursorUp); err != nil {
+		panic(err)
+	}
+	if err := gui.SetKeybinding(panel, gocui.KeyArrowUp, gocui.ModNone, CursorUp); err != nil {
+		panic(err)
+	}
 }
 
 func (gui *Gui) SetGlobalKeyBinding() {

panel/imagePanel.go

@@ -130,12 +130,6 @@ func (i *ImageList) Refresh(g *gocui.Gui, v *gocui.View) error {
 func (i *ImageList) SetKeyBinding() {
 	i.SetKeyBindingToPanel(i.name)
 
-	if err := i.SetKeybinding(i.name, 'j', gocui.ModNone, CursorDown); err != nil {
-		panic(err)
-	}
-	if err := i.SetKeybinding(i.name, 'k', gocui.ModNone, CursorUp); err != nil {
-		panic(err)
-	}
 	if err := i.SetKeybinding(i.name, gocui.KeyEnter, gocui.ModNone, i.DetailImage); err != nil {
 		panic(err)
 	}

panel/networkPanel.go

@@ -125,12 +125,6 @@ func (n *NetworkList) Refresh(g *gocui.Gui, v *gocui.View) error {
 func (n *NetworkList) SetKeyBinding() {
 	n.SetKeyBindingToPanel(n.name)
 
-	if err := n.SetKeybinding(n.name, 'j', gocui.ModNone, CursorDown); err != nil {
-		panic(err)
-	}
-	if err := n.SetKeybinding(n.name, 'k', gocui.ModNone, CursorUp); err != nil {
-		panic(err)
-	}
 	if err := n.SetKeybinding(n.name, gocui.KeyCtrlR, gocui.ModNone, n.Refresh); err != nil {
 		panic(err)
 	}

panel/volumePanel.go

@@ -112,12 +112,6 @@ func (vl *VolumeList) SetView(g *gocui.Gui) error {
 func (vl *VolumeList) SetKeyBinding() {
 	vl.SetKeyBindingToPanel(vl.name)
 
-	if err := vl.SetKeybinding(vl.name, 'j', gocui.ModNone, CursorDown); err != nil {
-		panic(err)
-	}
-	if err := vl.SetKeybinding(vl.name, 'k', gocui.ModNone, CursorUp); err != nil {
-		panic(err)
-	}
 	if err := vl.SetKeybinding(vl.name, 'c', gocui.ModNone, vl.CreateVolumePanel); err != nil {
 		panic(err)
 	}