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# Licensed to the Software Freedom Conservancy (SFC) under one
# 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.
"""
The Touch Actions implementation
"""
from selenium.webdriver.remote.command import Command
class TouchActions(object):
"""
Generate touch actions. Works like ActionChains; actions are stored in the
TouchActions object and are fired with perform().
"""
def __init__(self, driver):
"""
Creates a new TouchActions object.
:Args:
- driver: The WebDriver instance which performs user actions.
It should be with touchscreen enabled.
"""
self._driver = driver
self._actions = []
def perform(self):
"""
Performs all stored actions.
"""
for action in self._actions:
action()
def tap(self, on_element):
"""
Taps on a given element.
:Args:
- on_element: The element to tap.
"""
self._actions.append(lambda: self._driver.execute(
Command.SINGLE_TAP, {'element': on_element.id}))
return self
def double_tap(self, on_element):
"""
Double taps on a given element.
:Args:
- on_element: The element to tap.
"""
self._actions.append(lambda: self._driver.execute(
Command.DOUBLE_TAP, {'element': on_element.id}))
return self
def tap_and_hold(self, xcoord, ycoord):
"""
Touch down at given coordinates.
:Args:
- xcoord: X Coordinate to touch down.
- ycoord: Y Coordinate to touch down.
"""
self._actions.append(lambda: self._driver.execute(
Command.TOUCH_DOWN, {
'x': int(xcoord),
'y': int(ycoord)}))
return self
def move(self, xcoord, ycoord):
"""
Move held tap to specified location.
:Args:
- xcoord: X Coordinate to move.
- ycoord: Y Coordinate to move.
"""
self._actions.append(lambda: self._driver.execute(
Command.TOUCH_MOVE, {
'x': int(xcoord),
'y': int(ycoord)}))
return self
def release(self, xcoord, ycoord):
"""
Release previously issued tap 'and hold' command at specified location.
:Args:
- xcoord: X Coordinate to release.
- ycoord: Y Coordinate to release.
"""
self._actions.append(lambda: self._driver.execute(
Command.TOUCH_UP, {
'x': int(xcoord),
'y': int(ycoord)}))
return self
def scroll(self, xoffset, yoffset):
"""
Touch and scroll, moving by xoffset and yoffset.
:Args:
- xoffset: X offset to scroll to.
- yoffset: Y offset to scroll to.
"""
self._actions.append(lambda: self._driver.execute(
Command.TOUCH_SCROLL, {
'xoffset': int(xoffset),
'yoffset': int(yoffset)}))
return self
def scroll_from_element(self, on_element, xoffset, yoffset):
"""
Touch and scroll starting at on_element, moving by xoffset and yoffset.
:Args:
- on_element: The element where scroll starts.
- xoffset: X offset to scroll to.
- yoffset: Y offset to scroll to.
"""
self._actions.append(lambda: self._driver.execute(
Command.TOUCH_SCROLL, {
'element': on_element.id,
'xoffset': int(xoffset),
'yoffset': int(yoffset)}))
return self
def long_press(self, on_element):
"""
Long press on an element.
:Args:
- on_element: The element to long press.
"""
self._actions.append(lambda: self._driver.execute(
Command.LONG_PRESS, {'element': on_element.id}))
return self
def flick(self, xspeed, yspeed):
"""
Flicks, starting anywhere on the screen.
:Args:
- xspeed: The X speed in pixels per second.
- yspeed: The Y speed in pixels per second.
"""
self._actions.append(lambda: self._driver.execute(
Command.FLICK, {
'xspeed': int(xspeed),
'yspeed': int(yspeed)}))
return self
def flick_element(self, on_element, xoffset, yoffset, speed):
"""
Flick starting at on_element, and moving by the xoffset and yoffset
with specified speed.
:Args:
- on_element: Flick will start at center of element.
- xoffset: X offset to flick to.
- yoffset: Y offset to flick to.
- speed: Pixels per second to flick.
"""
self._actions.append(lambda: self._driver.execute(
Command.FLICK, {
'element': on_element.id,
'xoffset': int(xoffset),
'yoffset': int(yoffset),
'speed': int(speed)}))
return self
# Context manager so TouchActions can be used in a 'with .. as' statements.
def __enter__(self):
return self # Return created instance of self.
def __exit__(self, _type, _value, _traceback):
pass # Do nothing, does not require additional cleanup.
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