接前面的經常使用API（一），本文接着介紹以下：html
1.press_keycodeandroid
press_keycode(self, keycode, metastate=None):app
Sends a keycode to the device. Android only. Possible keycodes can be found in http://developer.android.com/reference/android/view/KeyEvent.htmlcode
發送按鍵碼（安卓僅有），模擬點擊相應銨鍵，按鍵碼能夠上網址中找到orm
:Args:htm
- keycode - the keycode to be sent to the deviceci
- metastate - meta information about the keycode being sentelement
Usage:rem
driver.press_ keycode(‘4’) #按返回鍵get
2.long_press_keycode
long_press_keycode(self, keycode, metastate=None):
Sends a long press of keycode to the device. Android only.
發送一個長按的按鍵碼（長按某鍵）
:Args:
- keycode - the keycode to be sent to the device
- metastate - meta information about the keycode being sent
Usage：
driver.long_press_keycode(‘4’) #長按返回鍵
3.is_app_installed
is_app_installed(self, bundle_id):
Checks whether the application specified by `bundle_id` is installed on the device.
檢查app是否有安裝
返回 True or False
:Args:
- bundle_id - the id of the application to query
Usage:
driver.is_app_installed(「com.xxxx」) #app包名
4.install_app
install_app(self, app_path):
Install the application found at `app_path` on the device.
安裝app,app_path爲安裝包路徑
:Args:
- app_path - the local or remote path to the application to install
Usage:
driver.install_app(app_path)
5.remove_app
remove_app(self, app_id):
Remove the specified application from the device.
刪除app
:Args:
- app_id - the application id to be removed
Usage:
driver.remove_app(「com.xxx.」) #app包名
6.open_notifications
open_notifications(self):
Open notification shade in Android (API Level 18 and above)
打系統通知欄（僅支持API 18 以上的安卓系統）
Usage:
driver.open_notifications() ##打開系統通知欄
7.launch_app
launch_app(self):
Start on the device the application specified in the desired capabilities.
啓動app
Usage:
driver.launch_app() #啓動應用，通常與close_app配合使用
8.close_app
close_app(self):
Stop the running application, specified in the desired capabilities, on the device.
關閉app
Usage:
driver.close_app() #關閉應用，此方法並不是真正的關閉應用，至關於按home鍵將應用置於後臺，能夠經過launch_app()再次啓動
9.is_selected
is_selected(self):
Returns whether the element is selected.
Can be used to check if a checkbox or radio button is selected.
能夠用來檢查一個複選框或單選按鈕被選中，返回元素是否選擇 True of False
Usage:
element.is_slected()
10.is_enabled
is_enabled(self):
Returns whether the element is enabled.
返回元素是否可用True of False
Usage:
element.is_enabled()
11.is_displayed
is_displayed(self):
Whether the element is visible to a user.
判斷此元素用戶是否可見。返回True of False
Usage:
driver.element.is_displayed() #判斷是否顯示
12.close
close(self):
Closes the current window.
關閉當前窗口
Usage:
driver.close()