AIM-PIbd-32-Kurbanova-A-A/aimenv/Lib/site-packages/win32com/test/testExplorer.py
2024-10-02 22:15:59 +04:00

146 lines
4.6 KiB
Python

# testExplorer -
import os
import time
import pythoncom
import win32api
import win32com.client.dynamic
import win32con
import win32gui
import winerror
from win32com.client import Dispatch
from win32com.test.util import CheckClean
bVisibleEventFired = 0
# These are errors we might see when this is run in automation (eg, on github)
# Not sure exactly what -2125463506 is, but google shows it's a common error
# possibly related to how IE is configured WRT site permissions etc.
HRESULTS_IN_AUTOMATION = [-2125463506, winerror.MK_E_UNAVAILABLE]
class ExplorerEvents:
def OnVisible(self, visible):
global bVisibleEventFired
bVisibleEventFired = 1
def TestExplorerEvents():
global bVisibleEventFired
try:
iexplore = win32com.client.DispatchWithEvents(
"InternetExplorer.Application", ExplorerEvents
)
except pythoncom.com_error as exc:
# In automation we see this error trying to connect to events
# It's a little surprising that the non-event tests seem to work, but
# whatever...
if exc.hresult not in HRESULTS_IN_AUTOMATION:
raise
print("IE events appear to not be available, so skipping this test")
return
iexplore.Visible = 1
if not bVisibleEventFired:
raise RuntimeError("The IE event did not appear to fire!")
iexplore.Quit()
iexplore = None
bVisibleEventFired = 0
ie = win32com.client.Dispatch("InternetExplorer.Application")
ie_events = win32com.client.DispatchWithEvents(ie, ExplorerEvents)
ie.Visible = 1
if not bVisibleEventFired:
raise RuntimeError("The IE event did not appear to fire!")
ie.Quit()
ie = None
print("IE Event tests worked.")
def TestObjectFromWindow():
# Check we can use ObjectFromLresult to get the COM object from the
# HWND - see KB Q249232
# Locating the HWND is different than the KB says...
hwnd = win32gui.FindWindow("IEFrame", None)
for child_class in [
"TabWindowClass",
"Shell DocObject View",
"Internet Explorer_Server",
]:
hwnd = win32gui.FindWindowEx(hwnd, 0, child_class, None)
# ack - not working for markh on vista with IE8 (or maybe it is the
# lack of the 'accessibility' components mentioned in Q249232)
# either way - not working!
return
# But here is the point - once you have an 'Internet Explorer_Server',
# you can send a message and use ObjectFromLresult to get it back.
msg = win32gui.RegisterWindowMessage("WM_HTML_GETOBJECT")
rc, result = win32gui.SendMessageTimeout(
hwnd, msg, 0, 0, win32con.SMTO_ABORTIFHUNG, 1000
)
ob = pythoncom.ObjectFromLresult(result, pythoncom.IID_IDispatch, 0)
doc = Dispatch(ob)
# just to prove it works, set the background color of the document.
for color in "red green blue orange white".split():
doc.bgColor = color
time.sleep(0.2)
def TestExplorer(iexplore):
if not iexplore.Visible:
iexplore.Visible = -1
filename = os.path.join(os.path.dirname(__file__), "..\\readme.html")
iexplore.Navigate(win32api.GetFullPathName(filename))
win32api.Sleep(1000)
TestObjectFromWindow()
win32api.Sleep(3000)
try:
iexplore.Quit()
except (AttributeError, pythoncom.com_error):
# User got sick of waiting :)
pass
def TestAll():
try:
try:
try:
iexplore = win32com.client.dynamic.Dispatch(
"InternetExplorer.Application"
)
except pythoncom.com_error as exc:
if exc.hresult not in HRESULTS_IN_AUTOMATION:
raise
print("IE appears to not be available, so skipping this test")
return
TestExplorer(iexplore)
win32api.Sleep(1000)
iexplore = None
# Test IE events.
TestExplorerEvents()
# Give IE a chance to shutdown, else it can get upset on fast machines.
time.sleep(2)
# Note that the TextExplorerEvents will force makepy - hence
# this gencache is really no longer needed.
from win32com.client import gencache
gencache.EnsureModule("{EAB22AC0-30C1-11CF-A7EB-0000C05BAE0B}", 0, 1, 1)
iexplore = win32com.client.Dispatch("InternetExplorer.Application")
TestExplorer(iexplore)
except pythoncom.com_error as exc:
if exc.hresult != winerror.RPC_E_DISCONNECTED: # user closed the app!
raise
finally:
iexplore = None
if __name__ == "__main__":
TestAll()
CheckClean()