add file sync mechanism between apps

src/packages/MarkOn/main.coffee

@@ -7,6 +7,7 @@ class MarkOn extends this.OS.GUI.BaseApplication
         markarea = @find "markarea"
         @container = @find "mycontainer"
         @previewOn = false
+        @currfile = if @args and @args.length > 0 then @args[0].asFileHandler() else "Untitled".asFileHandler()
         @editor = new SimpleMDE
             element: markarea
             autofocus: true
@@ -35,11 +36,13 @@ class MarkOn extends this.OS.GUI.BaseApplication
                         #}
                 }
             ]
+        
         @editor.codemirror.on "change", () ->
             console.log "thing changed"
         @on "vboxchange", (e) -> me.resizeContent()
         @resizeContent()
-    
+        @open @currfile
+
     resizeContent: () ->
         children = ($ @container).children()
         titlebar = (($ @scheme).find ".afx-window-top")[0]
@@ -47,5 +50,51 @@ class MarkOn extends this.OS.GUI.BaseApplication
         statusbar = children[4]
         cheight = ($ @scheme).height() - ($ titlebar).height() - ($ toolbar).height() - ($ statusbar).height() - 40
         ($ children[2]).css("height", cheight + "px")
-        #($ children[2]).css("height",  )
+    
+    open: (file) ->
+        #find table
+        me = @
+        file.read (d) ->
+            me.editor.value d
+            
+
+    save: (file) ->
+        me = @
+        file.write (file.getb64 "text/plain"), (d) ->
+            return me.error "Error saving file #{file.basename}" if d.error
+            file.dirty = false
+            file.text = file.basename
+    
+    menu: () ->
+        me = @
+        menu = [{
+                text: "File",
+                child: [
+                    { text: "Open", dataid: "#{@name}-Open" },
+                    { text: "Save", dataid: "#{@name}-Save" },
+                    { text: "Save as", dataid: "#{@name}-Saveas" }
+                ],
+                onmenuselect: (e) -> me.actionFile e
+            }]
+        menu
+    
+    actionFile: (e) ->
+        me = @
+        saveas = () ->
+            me.openDialog "FileDiaLog", (d, n) ->
+                me.currfile.setPath "#{d}/#{n}"
+                me.save me.currfile
+            , "Save as", { file: me.currfile }
+        switch e.item.data.dataid
+            when "#{@name}-Open"
+                @openDialog "FileDiaLog", ( d, f ) ->
+                    me.open "#{d}/#{f}".asFileHandler()
+                , "Open file"
+            when "#{@name}-Save"
+                @currfile.cache = @editor.value()
+                return @save @currfile if @currfile.basename
+                saveas()
+            when "#{@name}-Saveas"
+                @currfile.cache = @editor.value()
+                saveas()
 this.OS.register "MarkOn", MarkOn