// Switch to Mata interpreter/compiler
mata:

// Drops class object if it already exists
// mata drop stselect()

// Definition of HTML Tag stselect Mata Class
// Defines a drop-down list// Information retrieved from http://www.w3schools.com/tags/tag_select.asp
class stselect extends htmlglobal {

    // Define private member variables
    private:

    // Static/final variables
    static       string  scalar  opens, opene, close

    // String scalar attributes
    string               scalar          htmlautofocus, htmldisabled, htmlform, htmlmultiple, htmlname, htmlrequired, htmlsize

    // Make class args non-static to prevent assignment of class args to all instances of class
    string               scalar          classargs

    // Define public members/methods
    public:

    // Class constructor method
    void         new()

    // Setter methods
    class        stselect     scalar  setClassArgs(), setAutofocus(), setDisabled(), setForm(), setMultiple(), setName(), setRequired(), setSize()

    // Getter methods
    string               scalar          getOpens(), getOpene(), getClose(), print(), getClassArgs(), getAutofocus(), getDisabled(), getForm(), getMultiple(), getName(), getRequired(), getSize()

} // End of class declaration

// Class constructor method declaration
void stselect::new() {

    // Defines the start of the opening tag for the class
    this.opens = "<select"

    // Defines the end of the opening tag for the class
    this.opene = ">"

    // Defines the closing tag for the class
    this.close = "</select>"

} // End of class constructor method definition

// Setter method for class arguments (appear between HTML tags)
class stselect scalar stselect::setClassArgs(| string scalar classarguments) {

    // Defines arguments that appear between HTML tags
    this.classargs = classarguments

    // Return a copy of the object
    return(this)

} // End of setter method for class arguments

// Specifies that the drop-down list should automatically get focus when the page loads
class stselect scalar stselect::setAutofocus(| string scalar methodarg) {

    // Set the attribute autofocus for this class
    this.htmlautofocus = `" autofocus=""' + methodarg + `"""'

    // Return a copy of the object
    return(this)

} // End of Method autofocus declaration for class stselect

// Specifies that a drop-down list should be disabled
class stselect scalar stselect::setDisabled(| string scalar methodarg) {

    // Set the attribute disabled for this class
    this.htmldisabled = `" disabled=""' + methodarg + `"""'

    // Return a copy of the object
    return(this)

} // End of Method disabled declaration for class stselect

// Defines one or more forms the select field belongs to
class stselect scalar stselect::setForm(| string scalar methodarg) {

    // Set the attribute form for this class
    this.htmlform = `" form=""' + methodarg + `"""'

    // Return a copy of the object
    return(this)

} // End of Method form declaration for class stselect

// Specifies that multiple options can be selected at once
class stselect scalar stselect::setMultiple(| string scalar methodarg) {

    // Set the attribute multiple for this class
    this.htmlmultiple = `" multiple=""' + methodarg + `"""'

    // Return a copy of the object
    return(this)

} // End of Method multiple declaration for class stselect

// Defines a name for the drop-down list
class stselect scalar stselect::setName(| string scalar methodarg) {

    // Set the attribute name for this class
    this.htmlname = `" name=""' + methodarg + `"""'

    // Return a copy of the object
    return(this)

} // End of Method name declaration for class stselect

// Specifies that the user is required to select a value before submitting the form
class stselect scalar stselect::setRequired(| string scalar methodarg) {

    // Set the attribute required for this class
    this.htmlrequired = `" required=""' + methodarg + `"""'

    // Return a copy of the object
    return(this)

} // End of Method required declaration for class stselect

// Defines the number of visible options in a drop-down list
class stselect scalar stselect::setSize(| string scalar methodarg) {

    // Set the attribute size for this class
    this.htmlsize = `" size=""' + methodarg + `"""'

    // Return a copy of the object
    return(this)

} // End of Method size declaration for class stselect

// Getter method for opening bracket
string scalar stselect::getOpens() {

    // Returns the opening bracket/tag w/o > character to allow attributes
    return(this.opens)

} // End of getter method for opens member of class stselect

// Getter method for opening bracket closing character
string scalar stselect::getOpene() {

    // Returns the closing character for the opening bracket
    return(this.opene)

} // End of getter method for opene member of class stselect

// Getter method for closing bracket
string scalar stselect::getClose() {

    // Returns the closing bracket/tag
    return(this.close)

} // End of getter method for close member of class stselect

// Getter method for class arguments
string scalar stselect::getClassArgs() {

    // Returns the class arguments that appear between the HTML tags
    return(this.classargs)

} // End of getter method for class arguments member of class stselect

// Getter method for autofocus member variable
string scalar stselect::getAutofocus() {

    // Returns the autofocus variable
    return(this.htmlautofocus)

} // End of getter method for autofocus member of class stselect

// Getter method for disabled member variable
string scalar stselect::getDisabled() {

    // Returns the disabled variable
    return(this.htmldisabled)

} // End of getter method for disabled member of class stselect

// Getter method for form member variable
string scalar stselect::getForm() {

    // Returns the form variable
    return(this.htmlform)

} // End of getter method for form member of class stselect

// Getter method for multiple member variable
string scalar stselect::getMultiple() {

    // Returns the multiple variable
    return(this.htmlmultiple)

} // End of getter method for multiple member of class stselect

// Getter method for name member variable
string scalar stselect::getName() {

    // Returns the name variable
    return(this.htmlname)

} // End of getter method for name member of class stselect

// Getter method for required member variable
string scalar stselect::getRequired() {

    // Returns the required variable
    return(this.htmlrequired)

} // End of getter method for required member of class stselect

// Getter method for size member variable
string scalar stselect::getSize() {

    // Returns the size variable
    return(this.htmlsize)

} // End of getter method for size member of class stselect

// Get the HTML tag w/attributes and arguments
string scalar stselect::print() {

    // Create local variables to piece together return string
    string scalar open, args, close

    // Create opening string
    open = getOpens() + getAutofocus() + getDisabled() + getForm() + getMultiple() + getName() + getRequired() + getSize() + globalAttrs() + getOpene()

    // Get class arguments
    args = getClassArgs()

    // Get closing tag
    close = getClose()

    // Return the complete HTML string
    return(char((10)) + subinstr(open, " >", ">") + args + close + char((10)))

} // End of print method for class stselect

// End of Mata session
end