window.js

这是一个关于java的JSP页面中使用象Swing组件的一个库文件.

function uiHtml_Window() {
  this._super(window);
  this.__isOpera = window.opera ? true : false;
  this.__isIe = (document.all != null && !this.__isOpera);
  this.__finalizerId = this.__appendElementFinalizer();
  var uiWindow = this;
  var actualHandler = this._getActualHandler("load");
  this._initializeEventProperty("load", function() {
    try {
      actualHandler();
    }
    catch (e) {
      if (e instanceof Error) {
        throw uiWindow.__handleError(e);
      }
      else if (e instanceof uiUtil_Exception) {
        throw uiWindow.__handleException(e);
      }
    }
  });
  this.prependEventHandler("load", function(e) {
    uiHtml_Window.__isLoaded = true;
    uiHtml_Window.getInstance().__logger.debug("finish loading");
  });
}
uiHtml_Window = uiUtil_Object.declareSingleton(uiHtml_Window, uiHtml_Element);
uiHtml_Window.__isLoaded = false;
uiHtml_Window.prototype.isOpera = function() {
  return this.__isOpera;
};
uiHtml_Window.prototype.isIe = function() {
  return this.__isIe;
};
uiHtml_Window.prototype.getBrowserVersion = function() {
  if (this.__isOpera) {
    return this.__extractVersion(navigator.userAgent, "Opera");
  }
  if (this.__isIe) {
    return this.__extractVersion(navigator.userAgent, "MSIE");
  }
  return -1;
};
uiHtml_Window.prototype.__extractVersion = function(data, idSubstring) {
  var index = data.indexOf(idSubstring);
  if (index >= 0) {
    return parseFloat(data.substring(index + idSubstring.length + 1));
  }
  return -1;
}
uiHtml_Window.prototype.__printError = function(error) {
  var message = error.message;
  var url = error.fileName;
  var line = error.lineNumber;
  this.__logger.info(message + " (Loc: " + url + ":" + line + ")");
};
uiHtml_Window.prototype.__handleError = function(error) {
  this.__printError(error);
  return error;
};
uiHtml_Window.prototype.__handleException = function(exception) {
  var error =exception.getError();
  if (error != null) {
    this.__printError(error);
    return error;
  }
  else {
    this.__logger.info(exception.getMessage());
    return exception;
  }
};
uiHtml_Window.prototype.getWidth = function() {
  if (this.__isIe) {
    return document.documentElement.clientWidth;
  }
  else {
    return window.innerWidth;
  }
};
uiHtml_Window.prototype.getHeight = function() {
  if (this.__isIe) {
    return document.documentElement.clientHeight;
  }
  else {
    return window.innerHeight;
  }
};
uiHtml_Window.prototype.__appendElementFinalizer = function() {
  return this._callSuper("appendEventHandler", "unload", function(e) {
    uiHtml_ElementWrapper._finalizeElements();
    uiHtml_Window.__isLoaded = false;
  });
}
uiHtml_Window.prototype.appendEventHandler = function(eventName, handler) {
  if (eventName == "unload" && this.__finalizerId != null) {
    this.removeEventHandler(eventName, this.__finalizerId);
    var index = this._callSuper("appendEventHandler", eventName, handler);
    this.__finalizerId = this.__appendElementFinalizer();
    return index;
  }
  return this._callSuper("appendEventHandler", eventName, handler);
};
uiHtml_Window.prototype.clearEventHandlerExtension = function(eventName) {
  this._callSuper("clearEventHandlerExtension", eventName);
  if (eventName == "unload") {
    this.__finalizerId = this.__appendElementFinalizer();
  }
};
uiHtml_Window.prototype.getRequestParameters = function() {
  var parameters = new Object();
  var url = window.top.location.href;
  var queries = url.split("&");
  for (var i = 0; i < queries.length; ++i) {
    var pair = queries[i].split("=");
    var key = pair[0];
    var value = pair[1];
    parameters[key] = value;
  }
  return parameters;
};
uiHtml_Window.isLoaded = function() {
  return uiHtml_Window.__isLoaded;
};