From eaa3c67a5e2b1e5f23d8fd3effc38d9cee9af521 Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Tue, 9 Jun 2015 23:44:54 +0900
Subject: Add actions for --bind: select-all / deselect-all / toggle-all

Close #257
---
 src/options.go  |  6 ++++++
 src/terminal.go | 58 +++++++++++++++++++++++++++++++++++++++++++++------------
 2 files changed, 52 insertions(+), 12 deletions(-)

(limited to 'src')

diff --git a/src/options.go b/src/options.go
index edd6f9a3..b4afad76 100644
--- a/src/options.go
+++ b/src/options.go
@@ -408,6 +408,12 @@ func parseKeymap(keymap map[int]actionType, toggleSort bool, str string) (map[in
 			keymap[key] = actToggleDown
 		case "toggle-up":
 			keymap[key] = actToggleUp
+		case "toggle-all":
+			keymap[key] = actToggleAll
+		case "select-all":
+			keymap[key] = actSelectAll
+		case "deselect-all":
+			keymap[key] = actDeselectAll
 		case "toggle":
 			keymap[key] = actToggle
 		case "down":
diff --git a/src/terminal.go b/src/terminal.go
index 3dc0a751..d27c0d60 100644
--- a/src/terminal.go
+++ b/src/terminal.go
@@ -105,7 +105,10 @@ const (
 	actUnixWordRubout
 	actYank
 	actBackwardKillWord
+	actSelectAll
+	actDeselectAll
 	actToggle
+	actToggleAll
 	actToggleDown
 	actToggleUp
 	actDown
@@ -661,20 +664,28 @@ func (t *Terminal) Loop() {
 				}
 			}
 		}
-		toggle := func() {
-			if t.cy < t.merger.Length() {
-				item := t.merger.Get(t.cy)
-				if _, found := t.selected[item.index]; !found {
-					var strptr *string
-					if item.origText != nil {
-						strptr = item.origText
-					} else {
-						strptr = item.text
-					}
-					t.selected[item.index] = selectedItem{time.Now(), strptr}
+		selectItem := func(item *Item) bool {
+			if _, found := t.selected[item.index]; !found {
+				var strptr *string
+				if item.origText != nil {
+					strptr = item.origText
 				} else {
-					delete(t.selected, item.index)
+					strptr = item.text
 				}
+				t.selected[item.index] = selectedItem{time.Now(), strptr}
+				return true
+			}
+			return false
+		}
+		toggleY := func(y int) {
+			item := t.merger.Get(y)
+			if !selectItem(item) {
+				delete(t.selected, item.index)
+			}
+		}
+		toggle := func() {
+			if t.cy < t.merger.Length() {
+				toggleY(t.cy)
 				req(reqInfo)
 			}
 		}
@@ -725,11 +736,34 @@ func (t *Terminal) Loop() {
 				t.input = append(t.input[:t.cx-1], t.input[t.cx:]...)
 				t.cx--
 			}
+		case actSelectAll:
+			if t.multi {
+				for i := 0; i < t.merger.Length(); i++ {
+					item := t.merger.Get(i)
+					selectItem(item)
+				}
+				req(reqList, reqInfo)
+			}
+		case actDeselectAll:
+			if t.multi {
+				for i := 0; i < t.merger.Length(); i++ {
+					item := t.merger.Get(i)
+					delete(t.selected, item.index)
+				}
+				req(reqList, reqInfo)
+			}
 		case actToggle:
 			if t.multi && t.merger.Length() > 0 {
 				toggle()
 				req(reqList)
 			}
+		case actToggleAll:
+			if t.multi {
+				for i := 0; i < t.merger.Length(); i++ {
+					toggleY(i)
+				}
+				req(reqList, reqInfo)
+			}
 		case actToggleDown:
 			if t.multi && t.merger.Length() > 0 {
 				toggle()
-- 
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