Updated NyoUI (markdown)

NyoUI.md

@@ -88,3 +88,70 @@ end
 parallel.waitForAll(NyoUI.startUpdate, yourCustomHandler) -- here it will handle your function (yourCustomHandler) and NyoUIs handlers at the time
 ````
 You can read [here](http://www.computercraft.info/wiki/Parallel_(API)) what exactly parallel.waitForAll() does
+
+# Installer
+Here is a premade installer you can add into your script if you want:
+
+This is a visual version, it asks the user if he wants to install NyoUI.lua (if not found)<br>
+![](https://i.imgur.com/b4Ys7FB.png)
+````lua
+--NyoUI configurated installer
+local filePath = "NyoUI.lua" --here you can change the file path default: NyoUI.lua
+if not(fs.exists(filePath))then
+    local w,h = term.getSize()
+    term.clear()
+    local _installerWindow = window.create(term.current(),w/2-7,h/2-3,16,6)
+    _installerWindow.setBackgroundColor(colors.blue)
+    _installerWindow.write("NyoUI Installer ")
+    _installerWindow.setBackgroundColor(colors.lightGray)
+    for line=2,6,1 do
+        _installerWindow.setCursorPos(1,line)
+        if(line==3)then
+            _installerWindow.write("No NyoUI found! ")
+        elseif(line==4)then
+            _installerWindow.write("Install it?     ")
+        elseif(line==6)then
+            _installerWindow.setBackgroundColor(colors.green)
+            _installerWindow.write("yes")
+            _installerWindow.setBackgroundColor(colors.lightGray)
+            _installerWindow.write(string.rep(" ",11))
+            _installerWindow.setBackgroundColor(colors.red)
+            _installerWindow.write("no")
+        else
+            _installerWindow.write(string.rep(" ",16))
+        end
+    end
+    _installerWindow.setVisible(true)
+    _installerWindow.redraw()
+    while(not(fs.exists(filePath))) do
+        local event, p1,p2,p3,p4 = os.pullEvent()
+        if(event=="mouse_click")then
+            if(p3==math.floor(h/2+2))and(p2>=w/2-7)and(p2<=w/2-5)then
+                shell.run("wget https://raw.githubusercontent.com/NoryiE/NyoUI/master/NyoUI.lua "..filePath)
+                _installerWindow.setVisible(false)
+                term.clear()
+            end
+            if(p3==h/2+2)and(p2<=w/2+7)and(p2>=w/2+5)then
+                _installerWindow.setVisible(false)
+                return
+            end
+        end
+    end
+    term.setCursorPos(1,1)
+    term.clear()
+end
+
+local NyoUI = dofile(filePath) -- here you can change the variablename in any variablename you want default: NyoUI
+------------------------------
+````
+
+Here is a very basic one which just installs NyoUI.lua if don't exist:
+````lua
+--NyoUI configurated installer
+local filePath = "NyoUI.lua" --here you can change the file path default: NyoUI.lua
+if not(fs.exists(filePath))then
+shell.run("wget https://raw.githubusercontent.com/NoryiE/NyoUI/master/NyoUI.lua "..filePath)
+end
+local NyoUI = dofile(filePath) -- here you can change the variablename in any variablename you want default: NyoUI
+
+````