text-editor.puml

@startuml
left to right direction
state "textEditor" as textEditor {
  state "bold" as textEditor.bold {
    [*] --> textEditor.bold.off

    state "on" as textEditor.bold.on {
      textEditor.bold.on --> textEditor.bold.off : TOGGLE_BOLD
    }

    state "off" as textEditor.bold.off {
      textEditor.bold.off --> textEditor.bold.on : TOGGLE_BOLD
    }
  }

  state "underline" as textEditor.underline {
    [*] --> textEditor.underline.off

    state "on" as textEditor.underline.on {
      textEditor.underline.on --> textEditor.underline.off : TOGGLE_UNDERLINE
    }

    state "off" as textEditor.underline.off {
      textEditor.underline.off --> textEditor.underline.on : TOGGLE_UNDERLINE
    }
  }

  state "italics" as textEditor.italics {
    [*] --> textEditor.italics.off

    state "on" as textEditor.italics.on {
      textEditor.italics.on --> textEditor.italics.off : TOGGLE_ITALICS
    }

    state "off" as textEditor.italics.off {
      textEditor.italics.off --> textEditor.italics.on : TOGGLE_ITALICS
    }
  }

  state "list" as textEditor.list {
    [*] --> textEditor.list.none

    state "none" as textEditor.list.none {
      textEditor.list.none --> textEditor.list.bullets : BULLETS
      textEditor.list.none --> textEditor.list.numbers : NUMBERS
    }

    state "bullets" as textEditor.list.bullets {
      textEditor.list.bullets --> textEditor.list.none : NONE
      textEditor.list.bullets --> textEditor.list.numbers : NUMBERS
    }

    state "numbers" as textEditor.list.numbers {
      textEditor.list.numbers --> textEditor.list.bullets : BULLETS
      textEditor.list.numbers --> textEditor.list.none : NONE
    }
  }
}
@enduml