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// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The SFC licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

/**
 * @fileoverview Overall configuration of the browser automation atoms.
 */


goog.provide('bot');


/**
 * Frameworks using the atoms keep track of which window or frame is currently
 * being used for command execution. Note that "window" may not always be
 * defined (for example in firefox extensions)
 * @private {!Window}
 */
bot.window_;

try {
  bot.window_ = window;
} catch (ignored) {
  // We only reach this place in a firefox extension.
  bot.window_ = goog.global;
}


/**
 * Returns the window currently being used for command execution.
 *
 * @return {!Window} The window for command execution.
 */
bot.getWindow = function () {
  return bot.window_;
};


/**
 * Sets the window to be used for command execution.
 *
 * @param {!Window} win The window for command execution.
 */
bot.setWindow = function (win) {
  bot.window_ = win;
};


/**
 * Returns the document of the window currently being used for
 * command execution.
 *
 * @return {!Document} The current window's document.
 */
bot.getDocument = function () {
  return bot.window_.document;
};