From 473ddfd353734b49691432eff97f7ada2f4e0058 Mon Sep 17 00:00:00 2001
From: DanyaPostfactum <danya.postfactum@gmail.com>
Date: Sat, 20 Oct 2012 19:22:34 +1100
Subject: [PATCH] Add Select All context menu command support

---
 lib/ace/keyboard/textinput.js | 29 +++++++++++++++++++++++++----
 1 file changed, 25 insertions(+), 4 deletions(-)

diff --git a/lib/ace/keyboard/textinput.js b/lib/ace/keyboard/textinput.js
index 7889a09a..2082510a 100644
--- a/lib/ace/keyboard/textinput.js
+++ b/lib/ace/keyboard/textinput.js
@@ -53,7 +53,7 @@ var TextInput = function(parentNode, host) {
     text.style.top = "-2em";
     parentNode.insertBefore(text, parentNode.firstChild);
 
-    var PLACEHOLDER = useragent.isIE || useragent.isOpera ? "\x01" : "\x00";
+    var PLACEHOLDER = useragent.isIE || useragent.isOpera ? "\x01\x01" : "\x00\x00";
 
     resetValue();
 
@@ -67,6 +67,8 @@ var TextInput = function(parentNode, host) {
         setTimeout(resetSelection);
     }
 
+    var cut = false
+    var copied = false;
     var pasted = false;
 
     var inCompostion = false;
@@ -86,8 +88,8 @@ var TextInput = function(parentNode, host) {
     };
 
     function resetSelection() {
-        var selectionStart = isSelectionEmpty ? 1 : 0;
-        var selectionEnd = 1;
+        var selectionStart = isSelectionEmpty ? 2 : 1;
+        var selectionEnd = 2;
 
         if (text.setSelectionRange) {
             text.setSelectionRange(selectionStart, selectionEnd);
@@ -102,6 +104,21 @@ var TextInput = function(parentNode, host) {
         }
     };
 
+    var onSelect = function(e) {
+        if (cut) {
+            cut = false;
+            return;
+        }
+        if (copied) {
+            copied = false;
+            return;
+        }
+        if (text.selectionStart === 0 && text.selectionEnd === text.value.length) {
+            host.selectAll();
+            resetSelection();
+        }
+    };
+
     var onInput = function(e) {
         if (inCompostion)
             return;
@@ -115,7 +132,7 @@ var TextInput = function(parentNode, host) {
             return;
         }
 
-        var data = text.value.substring(isSelectionEmpty ? 1 : 0);
+        var data = text.value.substring(isSelectionEmpty ? 2 : 1);
         resetValue();
         if (data)
             host.onTextInput(data);
@@ -160,6 +177,7 @@ var TextInput = function(parentNode, host) {
         if (!supported) {
             text.value = data;
             text.select();
+            cut = true;
             setTimeout(function(){ host.onCut() });
         }
     };
@@ -184,6 +202,7 @@ var TextInput = function(parentNode, host) {
         if (!supported) {
             text.value = data;
             text.select();
+            copided = true;
             setTimeout(function(){ host.onCopy() });
         }
 
@@ -207,6 +226,8 @@ var TextInput = function(parentNode, host) {
 
     event.addCommandKeyListener(text, host.onCommandKey.bind(host));
 
+    event.addListener(text, "select", onSelect);
+
     event.addListener(text, "input", onInput);
 
     event.addListener(text, "cut", onCut);