155 lines
5.0 KiB
Python
155 lines
5.0 KiB
Python
# Licensed to the Software Freedom Conservancy (SFC) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The SFC licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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from .command import Command
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from selenium.common.exceptions import (NoSuchElementException,
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NoSuchFrameException,
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NoSuchWindowException)
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from selenium.webdriver.common.alert import Alert
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from selenium.webdriver.common.by import By
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from selenium.webdriver.remote.webelement import WebElement
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class SwitchTo:
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def __init__(self, driver):
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import weakref
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self._driver = weakref.proxy(driver)
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@property
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def active_element(self) -> WebElement:
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"""
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Returns the element with focus, or BODY if nothing has focus.
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:Usage:
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::
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element = driver.switch_to.active_element
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"""
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return self._driver.execute(Command.W3C_GET_ACTIVE_ELEMENT)['value']
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@property
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def alert(self) -> Alert:
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"""
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Switches focus to an alert on the page.
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:Usage:
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::
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alert = driver.switch_to.alert
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"""
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alert = Alert(self._driver)
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_ = alert.text
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return alert
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def default_content(self) -> None:
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"""
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Switch focus to the default frame.
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:Usage:
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::
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driver.switch_to.default_content()
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"""
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self._driver.execute(Command.SWITCH_TO_FRAME, {'id': None})
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def frame(self, frame_reference) -> None:
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"""
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Switches focus to the specified frame, by index, name, or webelement.
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:Args:
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- frame_reference: The name of the window to switch to, an integer representing the index,
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or a webelement that is an (i)frame to switch to.
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:Usage:
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::
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driver.switch_to.frame('frame_name')
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driver.switch_to.frame(1)
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driver.switch_to.frame(driver.find_elements(By.TAG_NAME, "iframe")[0])
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"""
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if isinstance(frame_reference, str):
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try:
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frame_reference = self._driver.find_element(By.ID, frame_reference)
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except NoSuchElementException:
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try:
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frame_reference = self._driver.find_element(By.NAME, frame_reference)
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except NoSuchElementException:
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raise NoSuchFrameException(frame_reference)
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self._driver.execute(Command.SWITCH_TO_FRAME, {'id': frame_reference})
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def new_window(self, type_hint=None) -> None:
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"""Switches to a new top-level browsing context.
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The type hint can be one of "tab" or "window". If not specified the
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browser will automatically select it.
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:Usage:
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::
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driver.switch_to.new_window('tab')
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"""
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value = self._driver.execute(Command.NEW_WINDOW, {'type': type_hint})['value']
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self._w3c_window(value['handle'])
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def parent_frame(self) -> None:
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"""
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Switches focus to the parent context. If the current context is the top
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level browsing context, the context remains unchanged.
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:Usage:
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::
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driver.switch_to.parent_frame()
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"""
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self._driver.execute(Command.SWITCH_TO_PARENT_FRAME)
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def window(self, window_name) -> None:
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"""
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Switches focus to the specified window.
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:Args:
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- window_name: The name or window handle of the window to switch to.
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:Usage:
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::
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driver.switch_to.window('main')
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"""
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self._w3c_window(window_name)
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return
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def _w3c_window(self, window_name):
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def send_handle(h):
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self._driver.execute(Command.SWITCH_TO_WINDOW, {'handle': h})
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try:
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# Try using it as a handle first.
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send_handle(window_name)
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except NoSuchWindowException:
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# Check every window to try to find the given window name.
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original_handle = self._driver.current_window_handle
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handles = self._driver.window_handles
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for handle in handles:
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send_handle(handle)
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current_name = self._driver.execute_script('return window.name')
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if window_name == current_name:
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return
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send_handle(original_handle)
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raise
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