sidebar.js

嵌入式无线路由系统openwrt的web配置工具

/*
Class: FlashSYS.Sidebar
  Desktop sidebar implementration

Copyright:
  Copyright (C) 2008 OpenRB.com

Properties:
  isOpen - (boolean) sidebar state
  container - (string or element) sidebar's container, defaults to 'pageWrapper'
  contentPad - (integer) [content width] = [sidebar width] - [content padding]
  openWidth - (integer) width of open sidebar
  closedWidth - (integer) width of closed sidebar

Options:
  minWidth - (integer) minimum width of sidebar
  maxWidth - (integer) maximum width of sidebar
  defaultWidth - (integer) default width of open sidebar
  closedWidth - (integer) width of closed sidebar element

*/

FlashSYS.Sidebar = {
  isOpen: false,
  container: 'pageWrapper',
  contentPad: 0,
  openWidth: 0,
  closedWidth: 0,

  options: {
    minWidth: 180,
    maxWidth: 500,
    defaultWidth: 260
  },
  /*

  Function: init
    Creates sidebar elements and injects into given container

  Arguments:
    container - (string or element) sidebar's container
    options - (object) extra sidebar options

  */
  init: function(container, options) {
    this.container = $((container || this.container));
    this.options = $merge(this.options, options);

    // wrapping element
    this.wrapper = new Element('div', {
      'id': 'Sidebar',
      'class': 'Invisible'
    }).inject(this.container);

    // toggle element (open / close)
    this.toggler = new Element('div', {
      'id': 'SidebarToggle'
    }).inject(this.wrapper);

    // sizing handle
    this.sizer = new Element('div', {
      'id': 'SidebarSizer'
    }).inject(this.wrapper);

    // content goes inside this element
    this.contentEl = new Element('div', {
      'id': 'SidebarContent'
    }).inject(this.wrapper);

    this.wrapper.makeResizable({
      modifiers: {x: 'width', y: false},
      invert: true,
      limit: {x: [this.options.minWidth, this.options.maxWidth]},
      handle: this.sizer,
      onStart: this.startResize.bind(this),
      onComplete: this.endResize.bind(this)
    });

    // set default width
    this.openWidth = this.options.defaultWidth;

    // calculate closed width
    this.closedWidth = this.toggler.getSize().x;
    this.wrapper.setStyle('width', this.closedWidth);

    // toggler events
    this.toggler.addEvents({
      'click': this.toggle.bind(this),
      'mouseover': this.toggler.addClass.bind(this.toggler, 'SidebarToggleOver'),
      'mouseout': this.toggler.removeClass.bind(this.toggler, 'SidebarToggleOver')
    });

    this.contentEl.set('text', 'There are many variations of passages of Lorem Ipsum available, but the majority have suffered alteration in some form, by injected humour, or randomised words which dont look even slightly believable. If you are going to use a passage of Lorem Ipsum, you need to be sure there isnt anything embarrassing hidden in the middle of text. All the Lorem Ipsum generators on the Internet tend to repeat predefined chunks as necessary, making this the first true generator on the Internet. It uses a dictionary of over 200 Latin words, combined with a handful of model sentence structures, to generate Lorem Ipsum which looks reasonable. The generated Lorem Ipsum is therefore always free from repetition, injected humour, or non-characteristic words etc.There are many variations of passages of Lorem Ipsum available, but the majority have suffered alteration in some form, by injected humour, or randomised words which dont look even slightly believable. If you are going to use a passage of Lorem Ipsum, you need to be sure there isnt anything embarrassing hidden in the middle of text. All the Lorem Ipsum generators on the Internet tend to repeat predefined chunks as necessary, making this the first true generator on the Internet. It uses a dictionary of over 200 Latin words, combined with a handful of model sentence structures, to generate Lorem Ipsum which looks reasonable. The generated Lorem Ipsum is therefore always free from repetition, injected humour, or non-characteristic words etc.There are many variations of passages of Lorem Ipsum available, but the majority have suffered alteration in some form, by injected humour, or randomised words which dont look even slightly believable. If you are going to use a passage of Lorem Ipsum, you need to be sure there isnt anything embarrassing hidden in the middle of text. All the Lorem Ipsum generators on the Internet tend to repeat predefined chunks as necessary, making this the first true generator on the Internet. It uses a dictionary of over 200 Latin words, combined with a handful of model sentence structures, to generate Lorem Ipsum which looks reasonable. The generated Lorem Ipsum is therefore always free from repetition, injected humour, or non-characteristic words etc.There are many variations of passages of Lorem Ipsum available, but the majority have suffered alteration in some form, by injected humour, or randomised words which dont look even slightly believable. If you are going to use a passage of Lorem Ipsum, you need to be sure there isnt anything embarrassing hidden in the middle of text. All the Lorem Ipsum generators on the Internet tend to repeat predefined chunks as necessary, making this the first true generator on the Internet. It uses a dictionary of over 200 Latin words, combined with a handful of model sentence structures, to generate Lorem Ipsum which looks reasonable. The generated Lorem Ipsum is therefore always free from repetition, injected humour, or non-characteristic words etc.');
    this.wrapper.removeClass('Invisible');
  },
  /*

  Function: startResize
    Fired when resize has been started

  */
  startResize: function() {
    this.contentEl.setStyle('display', 'none');
    this.options.openWidth = this.wrapper.getStyle('width');
  },
  /*

  Function: endResize
    Fired when resize has ended

  */
  endResize: function() {
    this.contentEl.setStyle('display', 'block');
    this.options.openWidth = this.wrapper.getStyle('width');
  },
  /*

  Function: toggle
    Open / closes sidebar

  */
  toggle: function() {
    // open -> closed
    if (this.isOpen) {
      this.sizer.setStyle('display', 'none');
      this.contentEl.setStyle('display', 'none');
      this.wrapper.setStyle('width', this.closedWidth);
      this.toggler.removeClass('SidebarToggleActive');
    }
    // closed -> open
    else {
      this.sizer.setStyle('display', 'block');
      this.contentEl.setStyle('display', 'block');
      this.wrapper.setStyle('width', this.openWidth);
      this.toggler.addClass('SidebarToggleActive');
    }

    this.isOpen = !this.isOpen;
  }
}