/*

File: Buttons.js

Abstract: Abstract button creation for Birthdays
    example widget.

Version: 1.2


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*/

var BUTTON_IMAGE_DIR = "Images/button/";
var LEFT = "left.png";
var LEFT_PRS = "left_press.png";
var MID = BUTTON_IMAGE_DIR + "mid.png";
var MID_PRS = BUTTON_IMAGE_DIR + "mid_press.png";
var RIGHT = "right.png";
var RIGHT_PRS = "right_press.png";

var ROUND_END_WIDTH = 5;
var FLAT_END_WIDTH = 2;
var HEIGHT = 20;

// Build our control buttons using the AppleButton class and bundled image files
function CreateButton(buttonID, text, buttonStyle, onclick) {
    var buttonElement = document.getElementById(buttonID);

    if (!buttonElement.loaded) {
        buttonElement.loaded = true;

        var lImgWidth = FLAT_END_WIDTH;
        var rImgWidth = FLAT_END_WIDTH;
        if (buttonStyle == "leftEnd") {
            lImgWidth = ROUND_END_WIDTH;
        } else if (buttonStyle == "rightEnd") {
            rImgWidth = ROUND_END_WIDTH;
        }

        var imgPrefix = BUTTON_IMAGE_DIR + buttonStyle + "_";
        buttonElement.object = new AppleButton(buttonElement, text, HEIGHT, imgPrefix + LEFT, imgPrefix + LEFT_PRS, lImgWidth, MID, MID_PRS, imgPrefix + RIGHT, imgPrefix + RIGHT_PRS, rImgWidth, onclick);
        // extra padding so the button does not hug the text
        buttonElement.object.textElement.style.width = (parseInt(document.defaultView.getComputedStyle(buttonElement, null).getPropertyValue("width"), 10) - (lImgWidth + rImgWidth)) + "px";
    }

    return buttonElement.object;