window_ext.js

本系统内置的测评模块可以根据学生的学习成绩以及往日的综合表现对学生的综合素质分进行自动评分操作

// Copyright (c) 2006 Sébastien Gruhier (http://xilinus.com, http://itseb.com)
// YOU MUST INCLUDE window.js BEFORE
//
// Object to store hide/show windows status in a cookie
// Just add at the end of your HTML file this javascript line: WindowStore.init()
WindowStore = {
  doSetCookie: false,
  cookieName:  "__window_store__",
  expired:     null,
  
  // Init function with two optional parameters
  // - cookieName (default = __window_store__)
  // - expiration date (default 3 years from now)
  init: function(cookieName, expired) {
    WindowStore.cookieName = cookieName || WindowStore.cookieName

    if (! expired) {
      var today = new Date();
      today.setYear(today.getYear()+1903);
      WindowStore.expired = today;
    }
    else
      WindowStore.expired = expired;

    Windows.windows.each(function(win) {
      win.setCookie(win.getId(), WindowStore.expired);
    });

    // Create observer on show/hide events
    var myObserver = {
    	onShow: function(eventName, win) {
    	  WindowStore._saveCookie();
    	},
    	
    	onClose: function(eventName, win) {
    	  WindowStore._saveCookie();
  	  },
  	  
    	onHide: function(eventName, win) {
    	  WindowStore._saveCookie();
    	}
    }
    Windows.addObserver(myObserver);

    WindowStore._restoreWindows();
    WindowStore._saveCookie();
  },
  
  show: function(win) {
    eval("var cookie = " + WindowUtilities.getCookie(WindowStore.cookieName));
    if (cookie != null) {
      if (cookie[win.getId()])
        win.show();
    }
    else
      win.show();
  },

  // Function to store windows show/hide status in a cookie 
  _saveCookie: function() {
    if (!doSetCookie)
      return;
    
    var cookieValue = "{";
    Windows.windows.each(function(win) {
      if (cookieValue != "{")
        cookieValue += ","
      cookieValue += win.getId() + ": " + win.isVisible();
    });
    cookieValue += "}"
  
    WindowUtilities.setCookie(cookieValue, [WindowStore.cookieName, WindowStore.expired]);  
  },

  // Function to restore windows show/hide status from a cookie if exists
  _restoreWindows: function() {
    eval("var cookie = " + WindowUtilities.getCookie(WindowStore.cookieName));
    if (cookie != null) {
      doSetCookie = false;
      Windows.windows.each(function(win) {
        if (cookie[win.getId()])
          win.show();
      });
    }
    doSetCookie = true;
  }
}

// Object to set a close key an all windows
WindowCloseKey = {
  keyCode: Event.KEY_ESC,
  
  init: function(keyCode) {
    if (keyCode)
      WindowCloseKey.keyCode = keyCode;      
      
    Event.observe(document, 'keydown', this._closeCurrentWindow.bindAsEventListener(this));   
  },
  
  _closeCurrentWindow: function(event) {
    var e = event || window.event
  	var characterCode = e.which || e.keyCode;
  	
  	// Check if there is a top window (it means it's an URL content)
  	var win = top.Windows.focusedWindow;
    if (characterCode == WindowCloseKey.keyCode && win) {
      if (win.cancelCallback) 
        top.Dialog.cancelCallback();      
      else if (win.okCallback) 
        top.Dialog.okCallback();
      else
        top.Windows.close(top.Windows.focusedWindow.getId());
    }
  }
}