Click the "Tools" botton on the menu bar, select "Options", you will see kinds of setting, click the "Text Editor", and then the "All Languages", make the "Word wrap" checkbox selected, if you want a flag for the comparting, select "Show visual glyphs word wrap", after this ,click "OK". Now your Text Editor will be more cleaner, all long code lines become short, they are easy to read and modify.
happy programming :)